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-rw-r--r--drivers/soc/tegra/Kconfig177
-rw-r--r--drivers/soc/tegra/Makefile10
-rw-r--r--drivers/soc/tegra/ari-tegra186.c80
-rw-r--r--drivers/soc/tegra/cbb/Makefile9
-rw-r--r--drivers/soc/tegra/cbb/tegra-cbb.c170
-rw-r--r--drivers/soc/tegra/cbb/tegra194-cbb.c2356
-rw-r--r--drivers/soc/tegra/cbb/tegra234-cbb.c1210
-rw-r--r--drivers/soc/tegra/common.c170
-rw-r--r--drivers/soc/tegra/flowctrl.c226
-rw-r--r--drivers/soc/tegra/fuse/Makefile11
-rw-r--r--drivers/soc/tegra/fuse/fuse-tegra.c541
-rw-r--r--drivers/soc/tegra/fuse/fuse-tegra20.c198
-rw-r--r--drivers/soc/tegra/fuse/fuse-tegra30.c680
-rw-r--r--drivers/soc/tegra/fuse/fuse.h138
-rw-r--r--drivers/soc/tegra/fuse/speedo-tegra114.c99
-rw-r--r--drivers/soc/tegra/fuse/speedo-tegra124.c148
-rw-r--r--drivers/soc/tegra/fuse/speedo-tegra20.c99
-rw-r--r--drivers/soc/tegra/fuse/speedo-tegra210.c169
-rw-r--r--drivers/soc/tegra/fuse/speedo-tegra30.c277
-rw-r--r--drivers/soc/tegra/fuse/tegra-apbmisc.c241
-rw-r--r--drivers/soc/tegra/pmc.c4440
-rw-r--r--drivers/soc/tegra/regulators-tegra20.c560
-rw-r--r--drivers/soc/tegra/regulators-tegra30.c534
23 files changed, 12543 insertions, 0 deletions
diff --git a/drivers/soc/tegra/Kconfig b/drivers/soc/tegra/Kconfig
new file mode 100644
index 0000000000..6f30988229
--- /dev/null
+++ b/drivers/soc/tegra/Kconfig
@@ -0,0 +1,177 @@
+# SPDX-License-Identifier: GPL-2.0-only
+if ARCH_TEGRA
+
+# 32-bit ARM SoCs
+if ARM
+
+config ARCH_TEGRA_2x_SOC
+ bool "Enable support for Tegra20 family"
+ select ARCH_NEEDS_CPU_IDLE_COUPLED if SMP
+ select ARM_ERRATA_720789
+ select ARM_ERRATA_754327 if SMP
+ select ARM_ERRATA_764369 if SMP
+ select PINCTRL_TEGRA20
+ select PL310_ERRATA_727915 if CACHE_L2X0
+ select PL310_ERRATA_769419 if CACHE_L2X0
+ select SOC_TEGRA_FLOWCTRL
+ select SOC_TEGRA_PMC
+ select SOC_TEGRA20_VOLTAGE_COUPLER if REGULATOR
+ select TEGRA_TIMER
+ help
+ Support for NVIDIA Tegra AP20 and T20 processors, based on the
+ ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
+
+config ARCH_TEGRA_3x_SOC
+ bool "Enable support for Tegra30 family"
+ select ARM_ERRATA_754322
+ select ARM_ERRATA_764369 if SMP
+ select PINCTRL_TEGRA30
+ select PL310_ERRATA_769419 if CACHE_L2X0
+ select SOC_TEGRA_FLOWCTRL
+ select SOC_TEGRA_PMC
+ select SOC_TEGRA30_VOLTAGE_COUPLER if REGULATOR
+ select TEGRA_TIMER
+ help
+ Support for NVIDIA Tegra T30 processor family, based on the
+ ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
+
+config ARCH_TEGRA_114_SOC
+ bool "Enable support for Tegra114 family"
+ select ARM_ERRATA_798181 if SMP
+ select HAVE_ARM_ARCH_TIMER
+ select PINCTRL_TEGRA114
+ select SOC_TEGRA_FLOWCTRL
+ select SOC_TEGRA_PMC
+ select TEGRA_TIMER
+ help
+ Support for NVIDIA Tegra T114 processor family, based on the
+ ARM CortexA15MP CPU
+
+config ARCH_TEGRA_124_SOC
+ bool "Enable support for Tegra124 family"
+ select HAVE_ARM_ARCH_TIMER
+ select PINCTRL_TEGRA124
+ select SOC_TEGRA_FLOWCTRL
+ select SOC_TEGRA_PMC
+ select TEGRA_TIMER
+ help
+ Support for NVIDIA Tegra T124 processor family, based on the
+ ARM CortexA15MP CPU
+
+endif
+
+# 64-bit ARM SoCs
+if ARM64
+
+config ARCH_TEGRA_132_SOC
+ bool "NVIDIA Tegra132 SoC"
+ select PINCTRL_TEGRA124
+ select SOC_TEGRA_FLOWCTRL
+ select SOC_TEGRA_PMC
+ help
+ Enable support for NVIDIA Tegra132 SoC, based on the Denver
+ ARMv8 CPU. The Tegra132 SoC is similar to the Tegra124 SoC,
+ but contains an NVIDIA Denver CPU complex in place of
+ Tegra124's "4+1" Cortex-A15 CPU complex.
+
+config ARCH_TEGRA_210_SOC
+ bool "NVIDIA Tegra210 SoC"
+ select PINCTRL_TEGRA210
+ select SOC_TEGRA_FLOWCTRL
+ select SOC_TEGRA_PMC
+ select TEGRA_TIMER
+ help
+ Enable support for the NVIDIA Tegra210 SoC. Also known as Tegra X1,
+ the Tegra210 has four Cortex-A57 cores paired with four Cortex-A53
+ cores in a switched configuration. It features a GPU of the Maxwell
+ architecture with support for DX11, SM4, OpenGL 4.5, OpenGL ES 3.1
+ and providing 256 CUDA cores. It supports hardware-accelerated en-
+ and decoding of various video standards including H.265, H.264 and
+ VP8 at 4K resolution and up to 60 fps.
+
+ Besides the multimedia features it also comes with a variety of I/O
+ controllers, such as GPIO, I2C, SPI, SDHCI, PCIe, SATA and XHCI, to
+ name only a few.
+
+config ARCH_TEGRA_186_SOC
+ bool "NVIDIA Tegra186 SoC"
+ depends on !CPU_BIG_ENDIAN
+ select MAILBOX
+ select TEGRA_BPMP
+ select TEGRA_HSP_MBOX
+ select TEGRA_IVC
+ select SOC_TEGRA_PMC
+ help
+ Enable support for the NVIDIA Tegar186 SoC. The Tegra186 features a
+ combination of Denver and Cortex-A57 CPU cores and a GPU based on
+ the Pascal architecture. It contains an ADSP with a Cortex-A9 CPU
+ used for audio processing, hardware video encoders/decoders with
+ multi-format support, ISP for image capture processing and BPMP for
+ power management.
+
+config ARCH_TEGRA_194_SOC
+ bool "NVIDIA Tegra194 SoC"
+ depends on !CPU_BIG_ENDIAN
+ select MAILBOX
+ select PINCTRL_TEGRA194
+ select TEGRA_BPMP
+ select TEGRA_HSP_MBOX
+ select TEGRA_IVC
+ select SOC_TEGRA_PMC
+ help
+ Enable support for the NVIDIA Tegra194 SoC.
+
+config ARCH_TEGRA_234_SOC
+ bool "NVIDIA Tegra234 SoC"
+ depends on !CPU_BIG_ENDIAN
+ select MAILBOX
+ select PINCTRL_TEGRA234
+ select TEGRA_BPMP
+ select TEGRA_HSP_MBOX
+ select TEGRA_IVC
+ select SOC_TEGRA_PMC
+ help
+ Enable support for the NVIDIA Tegra234 SoC.
+
+endif
+endif
+
+config SOC_TEGRA_FUSE
+ def_bool y
+ depends on ARCH_TEGRA
+ select SOC_BUS
+
+config SOC_TEGRA_FLOWCTRL
+ bool
+
+config SOC_TEGRA_PMC
+ bool
+ select GENERIC_PINCONF
+ select IRQ_DOMAIN_HIERARCHY
+ select PM_OPP
+ select PM_GENERIC_DOMAINS
+ select REGMAP
+
+config SOC_TEGRA_POWERGATE_BPMP
+ def_bool y
+ depends on PM_GENERIC_DOMAINS
+ depends on TEGRA_BPMP
+
+config SOC_TEGRA20_VOLTAGE_COUPLER
+ bool "Voltage scaling support for Tegra20 SoCs"
+ depends on ARCH_TEGRA_2x_SOC || COMPILE_TEST
+ depends on REGULATOR
+
+config SOC_TEGRA30_VOLTAGE_COUPLER
+ bool "Voltage scaling support for Tegra30 SoCs"
+ depends on ARCH_TEGRA_3x_SOC || COMPILE_TEST
+ depends on REGULATOR
+
+config SOC_TEGRA_CBB
+ tristate "Tegra driver to handle error from CBB"
+ depends on ARCH_TEGRA_194_SOC || ARCH_TEGRA_234_SOC
+ default y
+ help
+ Support for handling error from Tegra Control Backbone(CBB).
+ This driver handles the errors from CBB and prints debug
+ information about the failed transactions.
diff --git a/drivers/soc/tegra/Makefile b/drivers/soc/tegra/Makefile
new file mode 100644
index 0000000000..01059619e7
--- /dev/null
+++ b/drivers/soc/tegra/Makefile
@@ -0,0 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-y += fuse/
+obj-y += cbb/
+
+obj-y += common.o
+obj-$(CONFIG_SOC_TEGRA_FLOWCTRL) += flowctrl.o
+obj-$(CONFIG_SOC_TEGRA_PMC) += pmc.o
+obj-$(CONFIG_SOC_TEGRA20_VOLTAGE_COUPLER) += regulators-tegra20.o
+obj-$(CONFIG_SOC_TEGRA30_VOLTAGE_COUPLER) += regulators-tegra30.o
+obj-$(CONFIG_ARCH_TEGRA_186_SOC) += ari-tegra186.o
diff --git a/drivers/soc/tegra/ari-tegra186.c b/drivers/soc/tegra/ari-tegra186.c
new file mode 100644
index 0000000000..02577853ec
--- /dev/null
+++ b/drivers/soc/tegra/ari-tegra186.c
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <linux/arm-smccc.h>
+#include <linux/kernel.h>
+#include <linux/of.h>
+#include <linux/panic_notifier.h>
+
+#define SMC_SIP_INVOKE_MCE 0xc2ffff00
+#define MCE_SMC_READ_MCA 12
+
+#define MCA_ARI_CMD_RD_SERR 1
+
+#define MCA_ARI_RW_SUBIDX_STAT 1
+#define SERR_STATUS_VAL BIT_ULL(63)
+
+#define MCA_ARI_RW_SUBIDX_ADDR 2
+#define MCA_ARI_RW_SUBIDX_MSC1 3
+#define MCA_ARI_RW_SUBIDX_MSC2 4
+
+static const char * const bank_names[] = {
+ "SYS:DPMU", "ROC:IOB", "ROC:MCB", "ROC:CCE", "ROC:CQX", "ROC:CTU",
+};
+
+static void read_uncore_mca(u8 cmd, u8 idx, u8 subidx, u8 inst, u64 *data)
+{
+ struct arm_smccc_res res;
+
+ arm_smccc_smc(SMC_SIP_INVOKE_MCE | MCE_SMC_READ_MCA,
+ ((u64)inst << 24) | ((u64)idx << 16) |
+ ((u64)subidx << 8) | ((u64)cmd << 0),
+ 0, 0, 0, 0, 0, 0, &res);
+
+ *data = res.a2;
+}
+
+static int tegra186_ari_panic_handler(struct notifier_block *nb,
+ unsigned long code, void *unused)
+{
+ u64 status;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(bank_names); i++) {
+ read_uncore_mca(MCA_ARI_CMD_RD_SERR, i, MCA_ARI_RW_SUBIDX_STAT,
+ 0, &status);
+
+ if (status & SERR_STATUS_VAL) {
+ u64 addr, misc1, misc2;
+
+ read_uncore_mca(MCA_ARI_CMD_RD_SERR, i,
+ MCA_ARI_RW_SUBIDX_ADDR, 0, &addr);
+ read_uncore_mca(MCA_ARI_CMD_RD_SERR, i,
+ MCA_ARI_RW_SUBIDX_MSC1, 0, &misc1);
+ read_uncore_mca(MCA_ARI_CMD_RD_SERR, i,
+ MCA_ARI_RW_SUBIDX_MSC2, 0, &misc2);
+
+ pr_crit("Machine Check Error in %s\n"
+ " status=0x%llx addr=0x%llx\n"
+ " msc1=0x%llx msc2=0x%llx\n",
+ bank_names[i], status, addr, misc1, misc2);
+ }
+ }
+
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block tegra186_ari_panic_nb = {
+ .notifier_call = tegra186_ari_panic_handler,
+};
+
+static int __init tegra186_ari_init(void)
+{
+ if (of_machine_is_compatible("nvidia,tegra186"))
+ atomic_notifier_chain_register(&panic_notifier_list, &tegra186_ari_panic_nb);
+
+ return 0;
+}
+early_initcall(tegra186_ari_init);
diff --git a/drivers/soc/tegra/cbb/Makefile b/drivers/soc/tegra/cbb/Makefile
new file mode 100644
index 0000000000..e3ac6cdddf
--- /dev/null
+++ b/drivers/soc/tegra/cbb/Makefile
@@ -0,0 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Control Backbone Driver code.
+#
+ifdef CONFIG_SOC_TEGRA_CBB
+obj-y += tegra-cbb.o
+obj-$(CONFIG_ARCH_TEGRA_194_SOC) += tegra194-cbb.o
+obj-$(CONFIG_ARCH_TEGRA_234_SOC) += tegra234-cbb.o
+endif
diff --git a/drivers/soc/tegra/cbb/tegra-cbb.c b/drivers/soc/tegra/cbb/tegra-cbb.c
new file mode 100644
index 0000000000..84ab46c9d9
--- /dev/null
+++ b/drivers/soc/tegra/cbb/tegra-cbb.c
@@ -0,0 +1,170 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2021-2022, NVIDIA CORPORATION. All rights reserved
+ */
+
+#include <linux/clk.h>
+#include <linux/cpufeature.h>
+#include <linux/debugfs.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/device.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <soc/tegra/fuse.h>
+#include <soc/tegra/tegra-cbb.h>
+
+void tegra_cbb_print_err(struct seq_file *file, const char *fmt, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ va_start(args, fmt);
+
+ if (file) {
+ seq_vprintf(file, fmt, args);
+ } else {
+ vaf.fmt = fmt;
+ vaf.va = &args;
+ pr_crit("%pV", &vaf);
+ }
+
+ va_end(args);
+}
+
+void tegra_cbb_print_cache(struct seq_file *file, u32 cache)
+{
+ const char *buff_str, *mod_str, *rd_str, *wr_str;
+
+ buff_str = (cache & BIT(0)) ? "Bufferable " : "";
+ mod_str = (cache & BIT(1)) ? "Modifiable " : "";
+ rd_str = (cache & BIT(2)) ? "Read-Allocate " : "";
+ wr_str = (cache & BIT(3)) ? "Write-Allocate" : "";
+
+ if (cache == 0x0)
+ buff_str = "Device Non-Bufferable";
+
+ tegra_cbb_print_err(file, "\t Cache\t\t\t: 0x%x -- %s%s%s%s\n",
+ cache, buff_str, mod_str, rd_str, wr_str);
+}
+
+void tegra_cbb_print_prot(struct seq_file *file, u32 prot)
+{
+ const char *data_str, *secure_str, *priv_str;
+
+ data_str = (prot & 0x4) ? "Instruction" : "Data";
+ secure_str = (prot & 0x2) ? "Non-Secure" : "Secure";
+ priv_str = (prot & 0x1) ? "Privileged" : "Unprivileged";
+
+ tegra_cbb_print_err(file, "\t Protection\t\t: 0x%x -- %s, %s, %s Access\n",
+ prot, priv_str, secure_str, data_str);
+}
+
+static int tegra_cbb_err_show(struct seq_file *file, void *data)
+{
+ struct tegra_cbb *cbb = file->private;
+
+ return cbb->ops->debugfs_show(cbb, file, data);
+}
+DEFINE_SHOW_ATTRIBUTE(tegra_cbb_err);
+
+static int tegra_cbb_err_debugfs_init(struct tegra_cbb *cbb)
+{
+ static struct dentry *root;
+
+ if (!root) {
+ root = debugfs_create_file("tegra_cbb_err", 0444, NULL, cbb, &tegra_cbb_err_fops);
+ if (IS_ERR_OR_NULL(root)) {
+ pr_err("%s(): could not create debugfs node\n", __func__);
+ return PTR_ERR(root);
+ }
+ }
+
+ return 0;
+}
+
+void tegra_cbb_stall_enable(struct tegra_cbb *cbb)
+{
+ if (cbb->ops->stall_enable)
+ cbb->ops->stall_enable(cbb);
+}
+
+void tegra_cbb_fault_enable(struct tegra_cbb *cbb)
+{
+ if (cbb->ops->fault_enable)
+ cbb->ops->fault_enable(cbb);
+}
+
+void tegra_cbb_error_clear(struct tegra_cbb *cbb)
+{
+ if (cbb->ops->error_clear)
+ cbb->ops->error_clear(cbb);
+}
+
+u32 tegra_cbb_get_status(struct tegra_cbb *cbb)
+{
+ if (cbb->ops->get_status)
+ return cbb->ops->get_status(cbb);
+
+ return 0;
+}
+
+int tegra_cbb_get_irq(struct platform_device *pdev, unsigned int *nonsec_irq,
+ unsigned int *sec_irq)
+{
+ unsigned int index = 0;
+ int num_intr = 0, irq;
+
+ num_intr = platform_irq_count(pdev);
+ if (!num_intr)
+ return -EINVAL;
+
+ if (num_intr == 2) {
+ irq = platform_get_irq(pdev, index);
+ if (irq <= 0)
+ return -ENOENT;
+
+ *nonsec_irq = irq;
+ index++;
+ }
+
+ irq = platform_get_irq(pdev, index);
+ if (irq <= 0)
+ return -ENOENT;
+
+ *sec_irq = irq;
+
+ if (num_intr == 1)
+ dev_dbg(&pdev->dev, "secure IRQ: %u\n", *sec_irq);
+
+ if (num_intr == 2)
+ dev_dbg(&pdev->dev, "secure IRQ: %u, non-secure IRQ: %u\n", *sec_irq, *nonsec_irq);
+
+ return 0;
+}
+
+int tegra_cbb_register(struct tegra_cbb *cbb)
+{
+ int ret;
+
+ if (IS_ENABLED(CONFIG_DEBUG_FS)) {
+ ret = tegra_cbb_err_debugfs_init(cbb);
+ if (ret) {
+ dev_err(cbb->dev, "failed to create debugfs\n");
+ return ret;
+ }
+ }
+
+ /* register interrupt handler for errors due to different initiators */
+ ret = cbb->ops->interrupt_enable(cbb);
+ if (ret < 0) {
+ dev_err(cbb->dev, "Failed to register CBB Interrupt ISR");
+ return ret;
+ }
+
+ cbb->ops->error_enable(cbb);
+ dsb(sy);
+
+ return 0;
+}
diff --git a/drivers/soc/tegra/cbb/tegra194-cbb.c b/drivers/soc/tegra/cbb/tegra194-cbb.c
new file mode 100644
index 0000000000..cf6886f362
--- /dev/null
+++ b/drivers/soc/tegra/cbb/tegra194-cbb.c
@@ -0,0 +1,2356 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2021-2022, NVIDIA CORPORATION. All rights reserved
+ *
+ * The driver handles Error's from Control Backbone(CBB) generated due to
+ * illegal accesses. When an error is reported from a NOC within CBB,
+ * the driver checks ErrVld status of all three Error Logger's of that NOC.
+ * It then prints debug information about failed transaction using ErrLog
+ * registers of error logger which has ErrVld set. Currently, SLV, DEC,
+ * TMO, SEC, UNS are the codes which are supported by CBB.
+ */
+
+#include <linux/clk.h>
+#include <linux/cpufeature.h>
+#include <linux/debugfs.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+#include <linux/device.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <soc/tegra/fuse.h>
+#include <soc/tegra/tegra-cbb.h>
+
+#define ERRLOGGER_0_ID_COREID_0 0x00000000
+#define ERRLOGGER_0_ID_REVISIONID_0 0x00000004
+#define ERRLOGGER_0_FAULTEN_0 0x00000008
+#define ERRLOGGER_0_ERRVLD_0 0x0000000c
+#define ERRLOGGER_0_ERRCLR_0 0x00000010
+#define ERRLOGGER_0_ERRLOG0_0 0x00000014
+#define ERRLOGGER_0_ERRLOG1_0 0x00000018
+#define ERRLOGGER_0_RSVD_00_0 0x0000001c
+#define ERRLOGGER_0_ERRLOG3_0 0x00000020
+#define ERRLOGGER_0_ERRLOG4_0 0x00000024
+#define ERRLOGGER_0_ERRLOG5_0 0x00000028
+#define ERRLOGGER_0_STALLEN_0 0x00000038
+
+#define ERRLOGGER_1_ID_COREID_0 0x00000080
+#define ERRLOGGER_1_ID_REVISIONID_0 0x00000084
+#define ERRLOGGER_1_FAULTEN_0 0x00000088
+#define ERRLOGGER_1_ERRVLD_0 0x0000008c
+#define ERRLOGGER_1_ERRCLR_0 0x00000090
+#define ERRLOGGER_1_ERRLOG0_0 0x00000094
+#define ERRLOGGER_1_ERRLOG1_0 0x00000098
+#define ERRLOGGER_1_RSVD_00_0 0x0000009c
+#define ERRLOGGER_1_ERRLOG3_0 0x000000a0
+#define ERRLOGGER_1_ERRLOG4_0 0x000000a4
+#define ERRLOGGER_1_ERRLOG5_0 0x000000a8
+#define ERRLOGGER_1_STALLEN_0 0x000000b8
+
+#define ERRLOGGER_2_ID_COREID_0 0x00000100
+#define ERRLOGGER_2_ID_REVISIONID_0 0x00000104
+#define ERRLOGGER_2_FAULTEN_0 0x00000108
+#define ERRLOGGER_2_ERRVLD_0 0x0000010c
+#define ERRLOGGER_2_ERRCLR_0 0x00000110
+#define ERRLOGGER_2_ERRLOG0_0 0x00000114
+#define ERRLOGGER_2_ERRLOG1_0 0x00000118
+#define ERRLOGGER_2_RSVD_00_0 0x0000011c
+#define ERRLOGGER_2_ERRLOG3_0 0x00000120
+#define ERRLOGGER_2_ERRLOG4_0 0x00000124
+#define ERRLOGGER_2_ERRLOG5_0 0x00000128
+#define ERRLOGGER_2_STALLEN_0 0x00000138
+
+#define CBB_NOC_INITFLOW GENMASK(23, 20)
+#define CBB_NOC_TARGFLOW GENMASK(19, 16)
+#define CBB_NOC_TARG_SUBRANGE GENMASK(15, 9)
+#define CBB_NOC_SEQID GENMASK(8, 0)
+
+#define BPMP_NOC_INITFLOW GENMASK(20, 18)
+#define BPMP_NOC_TARGFLOW GENMASK(17, 13)
+#define BPMP_NOC_TARG_SUBRANGE GENMASK(12, 9)
+#define BPMP_NOC_SEQID GENMASK(8, 0)
+
+#define AON_NOC_INITFLOW GENMASK(22, 21)
+#define AON_NOC_TARGFLOW GENMASK(20, 15)
+#define AON_NOC_TARG_SUBRANGE GENMASK(14, 9)
+#define AON_NOC_SEQID GENMASK(8, 0)
+
+#define SCE_NOC_INITFLOW GENMASK(21, 19)
+#define SCE_NOC_TARGFLOW GENMASK(18, 14)
+#define SCE_NOC_TARG_SUBRANGE GENMASK(13, 9)
+#define SCE_NOC_SEQID GENMASK(8, 0)
+
+#define CBB_NOC_AXCACHE GENMASK(3, 0)
+#define CBB_NOC_NON_MOD GENMASK(4, 4)
+#define CBB_NOC_AXPROT GENMASK(7, 5)
+#define CBB_NOC_FALCONSEC GENMASK(9, 8)
+#define CBB_NOC_GRPSEC GENMASK(16, 10)
+#define CBB_NOC_VQC GENMASK(18, 17)
+#define CBB_NOC_MSTR_ID GENMASK(22, 19)
+#define CBB_NOC_AXI_ID GENMASK(30, 23)
+
+#define CLUSTER_NOC_AXCACHE GENMASK(3, 0)
+#define CLUSTER_NOC_AXPROT GENMASK(6, 4)
+#define CLUSTER_NOC_FALCONSEC GENMASK(8, 7)
+#define CLUSTER_NOC_GRPSEC GENMASK(15, 9)
+#define CLUSTER_NOC_VQC GENMASK(17, 16)
+#define CLUSTER_NOC_MSTR_ID GENMASK(21, 18)
+
+#define CBB_ERR_OPC GENMASK(4, 1)
+#define CBB_ERR_ERRCODE GENMASK(10, 8)
+#define CBB_ERR_LEN1 GENMASK(27, 16)
+
+#define DMAAPB_X_RAW_INTERRUPT_STATUS 0x2ec
+
+struct tegra194_cbb_packet_header {
+ bool lock; // [0]
+ u8 opc; // [4:1]
+ u8 errcode; // [10:8]= RD, RDW, RDL, RDX, WR, WRW, WRC, PRE, URG
+ u16 len1; // [27:16]
+ bool format; // [31] = 1 -> FlexNoC versions 2.7 & above
+};
+
+struct tegra194_cbb_aperture {
+ u8 initflow;
+ u8 targflow;
+ u8 targ_subrange;
+ u8 init_mapping;
+ u32 init_localaddress;
+ u8 targ_mapping;
+ u32 targ_localaddress;
+ u16 seqid;
+};
+
+struct tegra194_cbb_userbits {
+ u8 axcache;
+ u8 non_mod;
+ u8 axprot;
+ u8 falconsec;
+ u8 grpsec;
+ u8 vqc;
+ u8 mstr_id;
+ u8 axi_id;
+};
+
+struct tegra194_cbb_noc_data {
+ const char *name;
+ bool erd_mask_inband_err;
+ const char * const *master_id;
+ unsigned int max_aperture;
+ const struct tegra194_cbb_aperture *noc_aperture;
+ const char * const *routeid_initflow;
+ const char * const *routeid_targflow;
+ void (*parse_routeid)(struct tegra194_cbb_aperture *info, u64 routeid);
+ void (*parse_userbits)(struct tegra194_cbb_userbits *usrbits, u32 elog_5);
+};
+
+struct tegra194_axi2apb_bridge {
+ struct resource res;
+ void __iomem *base;
+};
+
+struct tegra194_cbb {
+ struct tegra_cbb base;
+
+ const struct tegra194_cbb_noc_data *noc;
+ struct resource *res;
+
+ void __iomem *regs;
+ unsigned int num_intr;
+ unsigned int sec_irq;
+ unsigned int nonsec_irq;
+ u32 errlog0;
+ u32 errlog1;
+ u32 errlog2;
+ u32 errlog3;
+ u32 errlog4;
+ u32 errlog5;
+
+ struct tegra194_axi2apb_bridge *bridges;
+ unsigned int num_bridges;
+};
+
+static inline struct tegra194_cbb *to_tegra194_cbb(struct tegra_cbb *cbb)
+{
+ return container_of(cbb, struct tegra194_cbb, base);
+}
+
+static LIST_HEAD(cbb_list);
+static DEFINE_SPINLOCK(cbb_lock);
+
+static const char * const tegra194_cbb_trantype[] = {
+ "RD - Read, Incrementing",
+ "RDW - Read, Wrap", /* Not Supported */
+ "RDX - Exclusive Read", /* Not Supported */
+ "RDL - Linked Read", /* Not Supported */
+ "WR - Write, Incrementing",
+ "WRW - Write, Wrap", /* Not Supported */
+ "WRC - Exclusive Write", /* Not Supported */
+ "PRE - Preamble Sequence for Fixed Accesses"
+};
+
+static const char * const tegra194_axi2apb_error[] = {
+ "SFIFONE - Status FIFO Not Empty interrupt",
+ "SFIFOF - Status FIFO Full interrupt",
+ "TIM - Timer(Timeout) interrupt",
+ "SLV - SLVERR interrupt",
+ "NULL",
+ "ERBF - Early response buffer Full interrupt",
+ "NULL",
+ "RDFIFOF - Read Response FIFO Full interrupt",
+ "WRFIFOF - Write Response FIFO Full interrupt",
+ "CH0DFIFOF - Ch0 Data FIFO Full interrupt",
+ "CH1DFIFOF - Ch1 Data FIFO Full interrupt",
+ "CH2DFIFOF - Ch2 Data FIFO Full interrupt",
+ "UAT - Unsupported alignment type error",
+ "UBS - Unsupported burst size error",
+ "UBE - Unsupported Byte Enable error",
+ "UBT - Unsupported burst type error",
+ "BFS - Block Firewall security error",
+ "ARFS - Address Range Firewall security error",
+ "CH0RFIFOF - Ch0 Request FIFO Full interrupt",
+ "CH1RFIFOF - Ch1 Request FIFO Full interrupt",
+ "CH2RFIFOF - Ch2 Request FIFO Full interrupt"
+};
+
+static const char * const tegra194_master_id[] = {
+ [0x0] = "CCPLEX",
+ [0x1] = "CCPLEX_DPMU",
+ [0x2] = "BPMP",
+ [0x3] = "AON",
+ [0x4] = "SCE",
+ [0x5] = "GPCDMA_PERIPHERAL",
+ [0x6] = "TSECA",
+ [0x7] = "TSECB",
+ [0x8] = "JTAGM_DFT",
+ [0x9] = "CORESIGHT_AXIAP",
+ [0xa] = "APE",
+ [0xb] = "PEATR",
+ [0xc] = "NVDEC",
+ [0xd] = "RCE",
+ [0xe] = "NVDEC1"
+};
+
+static const struct tegra_cbb_error tegra194_cbb_errors[] = {
+ {
+ .code = "SLV",
+ .source = "Target",
+ .desc = "Target error detected by CBB slave"
+ }, {
+ .code = "DEC",
+ .source = "Initiator NIU",
+ .desc = "Address decode error"
+ }, {
+ .code = "UNS",
+ .source = "Target NIU",
+ .desc = "Unsupported request. Not a valid transaction"
+ }, {
+ .code = "DISC", /* Not Supported by CBB */
+ .source = "Power Disconnect",
+ .desc = "Disconnected target or domain"
+ }, {
+ .code = "SEC",
+ .source = "Initiator NIU or Firewall",
+ .desc = "Security violation. Firewall error"
+ }, {
+ .code = "HIDE", /* Not Supported by CBB */
+ .source = "Firewall",
+ .desc = "Hidden security violation, reported as OK to initiator"
+ }, {
+ .code = "TMO",
+ .source = "Target NIU",
+ .desc = "Target time-out error"
+ }, {
+ .code = "RSV",
+ .source = "None",
+ .desc = "Reserved"
+ }
+};
+
+/*
+ * CBB NOC aperture lookup table as per file "cbb_central_noc_Structure.info".
+ */
+static const char * const tegra194_cbbcentralnoc_routeid_initflow[] = {
+ [0x0] = "aon_p2ps/I/aon",
+ [0x1] = "ape_p2ps/I/ape_p2ps",
+ [0x2] = "bpmp_p2ps/I/bpmp_p2ps",
+ [0x3] = "ccroc_p2ps/I/ccroc_p2ps",
+ [0x4] = "csite_p2ps/I/0",
+ [0x5] = "gpcdma_mmio_p2ps/I/0",
+ [0x6] = "jtag_p2ps/I/0",
+ [0x7] = "nvdec1_p2ps/I/0",
+ [0x8] = "nvdec_p2ps/I/0",
+ [0x9] = "rce_p2ps/I/rce_p2ps",
+ [0xa] = "sce_p2ps/I/sce_p2ps",
+ [0xb] = "tseca_p2ps/I/0",
+ [0xc] = "tsecb_p2ps/I/0",
+ [0xd] = "RESERVED",
+ [0xe] = "RESERVED",
+ [0xf] = "RESERVED"
+};
+
+static const char * const tegra194_cbbcentralnoc_routeid_targflow[] = {
+ [0x0] = "SVC/T/intreg",
+ [0x1] = "axis_satellite_axi2apb_p2pm/T/axis_satellite_axi2apb_p2pm",
+ [0x2] = "axis_satellite_grout/T/axis_satellite_grout",
+ [0x3] = "cbb_firewall/T/cbb_firewall",
+ [0x4] = "gpu_p2pm/T/gpu_p2pm",
+ [0x5] = "host1x_p2pm/T/host1x_p2pm",
+ [0x6] = "sapb_3_p2pm/T/sapb_3_p2pm",
+ [0x7] = "smmu0_p2pm/T/smmu0_p2pm",
+ [0x8] = "smmu1_p2pm/T/smmu1_p2pm",
+ [0x9] = "smmu2_p2pm/T/smmu2_p2pm",
+ [0xa] = "stm_p2pm/T/stm_p2pm",
+ [0xb] = "RESERVED",
+ [0xc] = "RESERVED",
+ [0xd] = "RESERVED",
+ [0xe] = "RESERVED",
+ [0xf] = "RESERVED"
+};
+
+/*
+ * Fields of CBB NOC lookup table:
+ * Init flow, Targ flow, Targ subrange, Init mapping, Init localAddress,
+ * Targ mapping, Targ localAddress
+ * ----------------------------------------------------------------------------
+ */
+static const struct tegra194_cbb_aperture tegra194_cbbcentralnoc_apert_lookup[] = {
+ { 0x0, 0x0, 0x00, 0x0, 0x02300000, 0, 0x00000000 },
+ { 0x0, 0x1, 0x00, 0x0, 0x02003000, 0, 0x02003000 },
+ { 0x0, 0x1, 0x01, 0x0, 0x02006000, 2, 0x02006000 },
+ { 0x0, 0x1, 0x02, 0x0, 0x02016000, 3, 0x02016000 },
+ { 0x0, 0x1, 0x03, 0x0, 0x0201d000, 4, 0x0201d000 },
+ { 0x0, 0x1, 0x04, 0x0, 0x0202b000, 6, 0x0202b000 },
+ { 0x0, 0x1, 0x05, 0x0, 0x02434000, 20, 0x02434000 },
+ { 0x0, 0x1, 0x06, 0x0, 0x02436000, 21, 0x02436000 },
+ { 0x0, 0x1, 0x07, 0x0, 0x02438000, 22, 0x02438000 },
+ { 0x0, 0x1, 0x08, 0x0, 0x02445000, 24, 0x02445000 },
+ { 0x0, 0x1, 0x09, 0x0, 0x02446000, 25, 0x02446000 },
+ { 0x0, 0x1, 0x0a, 0x0, 0x02004000, 1, 0x02004000 },
+ { 0x0, 0x1, 0x0b, 0x0, 0x0201e000, 5, 0x0201e000 },
+ { 0x0, 0x1, 0x0c, 0x0, 0x0202c000, 7, 0x0202c000 },
+ { 0x0, 0x1, 0x0d, 0x0, 0x02204000, 8, 0x02204000 },
+ { 0x0, 0x1, 0x0e, 0x0, 0x02214000, 9, 0x02214000 },
+ { 0x0, 0x1, 0x0f, 0x0, 0x02224000, 10, 0x02224000 },
+ { 0x0, 0x1, 0x10, 0x0, 0x02234000, 11, 0x02234000 },
+ { 0x0, 0x1, 0x11, 0x0, 0x02244000, 12, 0x02244000 },
+ { 0x0, 0x1, 0x12, 0x0, 0x02254000, 13, 0x02254000 },
+ { 0x0, 0x1, 0x13, 0x0, 0x02264000, 14, 0x02264000 },
+ { 0x0, 0x1, 0x14, 0x0, 0x02274000, 15, 0x02274000 },
+ { 0x0, 0x1, 0x15, 0x0, 0x02284000, 16, 0x02284000 },
+ { 0x0, 0x1, 0x16, 0x0, 0x0243a000, 23, 0x0243a000 },
+ { 0x0, 0x1, 0x17, 0x0, 0x02370000, 17, 0x02370000 },
+ { 0x0, 0x1, 0x18, 0x0, 0x023d0000, 18, 0x023d0000 },
+ { 0x0, 0x1, 0x19, 0x0, 0x023e0000, 19, 0x023e0000 },
+ { 0x0, 0x1, 0x1a, 0x0, 0x02450000, 26, 0x02450000 },
+ { 0x0, 0x1, 0x1b, 0x0, 0x02460000, 27, 0x02460000 },
+ { 0x0, 0x1, 0x1c, 0x0, 0x02490000, 28, 0x02490000 },
+ { 0x0, 0x1, 0x1d, 0x0, 0x03130000, 31, 0x03130000 },
+ { 0x0, 0x1, 0x1e, 0x0, 0x03160000, 32, 0x03160000 },
+ { 0x0, 0x1, 0x1f, 0x0, 0x03270000, 33, 0x03270000 },
+ { 0x0, 0x1, 0x20, 0x0, 0x032e0000, 35, 0x032e0000 },
+ { 0x0, 0x1, 0x21, 0x0, 0x03300000, 36, 0x03300000 },
+ { 0x0, 0x1, 0x22, 0x0, 0x13090000, 40, 0x13090000 },
+ { 0x0, 0x1, 0x23, 0x0, 0x20120000, 43, 0x20120000 },
+ { 0x0, 0x1, 0x24, 0x0, 0x20170000, 44, 0x20170000 },
+ { 0x0, 0x1, 0x25, 0x0, 0x20190000, 45, 0x20190000 },
+ { 0x0, 0x1, 0x26, 0x0, 0x201b0000, 46, 0x201b0000 },
+ { 0x0, 0x1, 0x27, 0x0, 0x20250000, 47, 0x20250000 },
+ { 0x0, 0x1, 0x28, 0x0, 0x20260000, 48, 0x20260000 },
+ { 0x0, 0x1, 0x29, 0x0, 0x20420000, 49, 0x20420000 },
+ { 0x0, 0x1, 0x2a, 0x0, 0x20460000, 50, 0x20460000 },
+ { 0x0, 0x1, 0x2b, 0x0, 0x204f0000, 51, 0x204f0000 },
+ { 0x0, 0x1, 0x2c, 0x0, 0x20520000, 52, 0x20520000 },
+ { 0x0, 0x1, 0x2d, 0x0, 0x20580000, 53, 0x20580000 },
+ { 0x0, 0x1, 0x2e, 0x0, 0x205a0000, 54, 0x205a0000 },
+ { 0x0, 0x1, 0x2f, 0x0, 0x205c0000, 55, 0x205c0000 },
+ { 0x0, 0x1, 0x30, 0x0, 0x20690000, 56, 0x20690000 },
+ { 0x0, 0x1, 0x31, 0x0, 0x20770000, 57, 0x20770000 },
+ { 0x0, 0x1, 0x32, 0x0, 0x20790000, 58, 0x20790000 },
+ { 0x0, 0x1, 0x33, 0x0, 0x20880000, 59, 0x20880000 },
+ { 0x0, 0x1, 0x34, 0x0, 0x20990000, 62, 0x20990000 },
+ { 0x0, 0x1, 0x35, 0x0, 0x20e10000, 65, 0x20e10000 },
+ { 0x0, 0x1, 0x36, 0x0, 0x20e70000, 66, 0x20e70000 },
+ { 0x0, 0x1, 0x37, 0x0, 0x20e80000, 67, 0x20e80000 },
+ { 0x0, 0x1, 0x38, 0x0, 0x20f30000, 68, 0x20f30000 },
+ { 0x0, 0x1, 0x39, 0x0, 0x20f50000, 69, 0x20f50000 },
+ { 0x0, 0x1, 0x3a, 0x0, 0x20fc0000, 70, 0x20fc0000 },
+ { 0x0, 0x1, 0x3b, 0x0, 0x21110000, 72, 0x21110000 },
+ { 0x0, 0x1, 0x3c, 0x0, 0x21270000, 73, 0x21270000 },
+ { 0x0, 0x1, 0x3d, 0x0, 0x21290000, 74, 0x21290000 },
+ { 0x0, 0x1, 0x3e, 0x0, 0x21840000, 75, 0x21840000 },
+ { 0x0, 0x1, 0x3f, 0x0, 0x21880000, 76, 0x21880000 },
+ { 0x0, 0x1, 0x40, 0x0, 0x218d0000, 77, 0x218d0000 },
+ { 0x0, 0x1, 0x41, 0x0, 0x21950000, 78, 0x21950000 },
+ { 0x0, 0x1, 0x42, 0x0, 0x21960000, 79, 0x21960000 },
+ { 0x0, 0x1, 0x43, 0x0, 0x21a10000, 80, 0x21a10000 },
+ { 0x0, 0x1, 0x44, 0x0, 0x024a0000, 29, 0x024a0000 },
+ { 0x0, 0x1, 0x45, 0x0, 0x024c0000, 30, 0x024c0000 },
+ { 0x0, 0x1, 0x46, 0x0, 0x032c0000, 34, 0x032c0000 },
+ { 0x0, 0x1, 0x47, 0x0, 0x03400000, 37, 0x03400000 },
+ { 0x0, 0x1, 0x48, 0x0, 0x130a0000, 41, 0x130a0000 },
+ { 0x0, 0x1, 0x49, 0x0, 0x130c0000, 42, 0x130c0000 },
+ { 0x0, 0x1, 0x4a, 0x0, 0x208a0000, 60, 0x208a0000 },
+ { 0x0, 0x1, 0x4b, 0x0, 0x208c0000, 61, 0x208c0000 },
+ { 0x0, 0x1, 0x4c, 0x0, 0x209a0000, 63, 0x209a0000 },
+ { 0x0, 0x1, 0x4d, 0x0, 0x21a40000, 81, 0x21a40000 },
+ { 0x0, 0x1, 0x4e, 0x0, 0x03440000, 38, 0x03440000 },
+ { 0x0, 0x1, 0x4f, 0x0, 0x20d00000, 64, 0x20d00000 },
+ { 0x0, 0x1, 0x50, 0x0, 0x21000000, 71, 0x21000000 },
+ { 0x0, 0x1, 0x51, 0x0, 0x0b000000, 39, 0x0b000000 },
+ { 0x0, 0x2, 0x00, 0x0, 0x00000000, 0, 0x00000000 },
+ { 0x0, 0x3, 0x00, 0x0, 0x02340000, 0, 0x00000000 },
+ { 0x0, 0x4, 0x00, 0x0, 0x17000000, 0, 0x17000000 },
+ { 0x0, 0x4, 0x01, 0x0, 0x18000000, 1, 0x18000000 },
+ { 0x0, 0x5, 0x00, 0x0, 0x13e80000, 1, 0x13e80000 },
+ { 0x0, 0x5, 0x01, 0x0, 0x15810000, 12, 0x15810000 },
+ { 0x0, 0x5, 0x02, 0x0, 0x15840000, 14, 0x15840000 },
+ { 0x0, 0x5, 0x03, 0x0, 0x15a40000, 17, 0x15a40000 },
+ { 0x0, 0x5, 0x04, 0x0, 0x13f00000, 3, 0x13f00000 },
+ { 0x0, 0x5, 0x05, 0x0, 0x15820000, 13, 0x15820000 },
+ { 0x0, 0x5, 0x06, 0x0, 0x13ec0000, 2, 0x13ec0000 },
+ { 0x0, 0x5, 0x07, 0x0, 0x15200000, 6, 0x15200000 },
+ { 0x0, 0x5, 0x08, 0x0, 0x15340000, 7, 0x15340000 },
+ { 0x0, 0x5, 0x09, 0x0, 0x15380000, 8, 0x15380000 },
+ { 0x0, 0x5, 0x0a, 0x0, 0x15500000, 10, 0x15500000 },
+ { 0x0, 0x5, 0x0b, 0x0, 0x155c0000, 11, 0x155c0000 },
+ { 0x0, 0x5, 0x0c, 0x0, 0x15a00000, 16, 0x15a00000 },
+ { 0x0, 0x5, 0x0d, 0x0, 0x13e00000, 0, 0x13e00000 },
+ { 0x0, 0x5, 0x0e, 0x0, 0x15100000, 5, 0x15100000 },
+ { 0x0, 0x5, 0x0f, 0x0, 0x15480000, 9, 0x15480000 },
+ { 0x0, 0x5, 0x10, 0x0, 0x15880000, 15, 0x15880000 },
+ { 0x0, 0x5, 0x11, 0x0, 0x15a80000, 18, 0x15a80000 },
+ { 0x0, 0x5, 0x12, 0x0, 0x15b00000, 19, 0x15b00000 },
+ { 0x0, 0x5, 0x13, 0x0, 0x14800000, 4, 0x14800000 },
+ { 0x0, 0x5, 0x14, 0x0, 0x15c00000, 20, 0x15c00000 },
+ { 0x0, 0x5, 0x15, 0x0, 0x16000000, 21, 0x16000000 },
+ { 0x0, 0x6, 0x00, 0x0, 0x02000000, 4, 0x02000000 },
+ { 0x0, 0x6, 0x01, 0x0, 0x02007000, 5, 0x02007000 },
+ { 0x0, 0x6, 0x02, 0x0, 0x02008000, 6, 0x02008000 },
+ { 0x0, 0x6, 0x03, 0x0, 0x02013000, 7, 0x02013000 },
+ { 0x0, 0x6, 0x04, 0x0, 0x0201c000, 8, 0x0201c000 },
+ { 0x0, 0x6, 0x05, 0x0, 0x02020000, 9, 0x02020000 },
+ { 0x0, 0x6, 0x06, 0x0, 0x0202a000, 10, 0x0202a000 },
+ { 0x0, 0x6, 0x07, 0x0, 0x0202e000, 11, 0x0202e000 },
+ { 0x0, 0x6, 0x08, 0x0, 0x06400000, 33, 0x06400000 },
+ { 0x0, 0x6, 0x09, 0x0, 0x02038000, 12, 0x02038000 },
+ { 0x0, 0x6, 0x0a, 0x0, 0x00100000, 0, 0x00100000 },
+ { 0x0, 0x6, 0x0b, 0x0, 0x023b0000, 13, 0x023b0000 },
+ { 0x0, 0x6, 0x0c, 0x0, 0x02800000, 16, 0x02800000 },
+ { 0x0, 0x6, 0x0d, 0x0, 0x030e0000, 22, 0x030e0000 },
+ { 0x0, 0x6, 0x0e, 0x0, 0x03800000, 23, 0x03800000 },
+ { 0x0, 0x6, 0x0f, 0x0, 0x03980000, 25, 0x03980000 },
+ { 0x0, 0x6, 0x10, 0x0, 0x03a60000, 26, 0x03a60000 },
+ { 0x0, 0x6, 0x11, 0x0, 0x03d80000, 31, 0x03d80000 },
+ { 0x0, 0x6, 0x12, 0x0, 0x20000000, 36, 0x20000000 },
+ { 0x0, 0x6, 0x13, 0x0, 0x20050000, 38, 0x20050000 },
+ { 0x0, 0x6, 0x14, 0x0, 0x201e0000, 40, 0x201e0000 },
+ { 0x0, 0x6, 0x15, 0x0, 0x20280000, 42, 0x20280000 },
+ { 0x0, 0x6, 0x16, 0x0, 0x202c0000, 43, 0x202c0000 },
+ { 0x0, 0x6, 0x17, 0x0, 0x20390000, 44, 0x20390000 },
+ { 0x0, 0x6, 0x18, 0x0, 0x20430000, 45, 0x20430000 },
+ { 0x0, 0x6, 0x19, 0x0, 0x20440000, 46, 0x20440000 },
+ { 0x0, 0x6, 0x1a, 0x0, 0x204e0000, 47, 0x204e0000 },
+ { 0x0, 0x6, 0x1b, 0x0, 0x20550000, 48, 0x20550000 },
+ { 0x0, 0x6, 0x1c, 0x0, 0x20570000, 49, 0x20570000 },
+ { 0x0, 0x6, 0x1d, 0x0, 0x20590000, 50, 0x20590000 },
+ { 0x0, 0x6, 0x1e, 0x0, 0x20730000, 52, 0x20730000 },
+ { 0x0, 0x6, 0x1f, 0x0, 0x209f0000, 54, 0x209f0000 },
+ { 0x0, 0x6, 0x20, 0x0, 0x20e20000, 55, 0x20e20000 },
+ { 0x0, 0x6, 0x21, 0x0, 0x20ed0000, 56, 0x20ed0000 },
+ { 0x0, 0x6, 0x22, 0x0, 0x20fd0000, 57, 0x20fd0000 },
+ { 0x0, 0x6, 0x23, 0x0, 0x21120000, 59, 0x21120000 },
+ { 0x0, 0x6, 0x24, 0x0, 0x211a0000, 60, 0x211a0000 },
+ { 0x0, 0x6, 0x25, 0x0, 0x21850000, 61, 0x21850000 },
+ { 0x0, 0x6, 0x26, 0x0, 0x21860000, 62, 0x21860000 },
+ { 0x0, 0x6, 0x27, 0x0, 0x21890000, 63, 0x21890000 },
+ { 0x0, 0x6, 0x28, 0x0, 0x21970000, 64, 0x21970000 },
+ { 0x0, 0x6, 0x29, 0x0, 0x21990000, 65, 0x21990000 },
+ { 0x0, 0x6, 0x2a, 0x0, 0x21a00000, 66, 0x21a00000 },
+ { 0x0, 0x6, 0x2b, 0x0, 0x21a90000, 68, 0x21a90000 },
+ { 0x0, 0x6, 0x2c, 0x0, 0x21ac0000, 70, 0x21ac0000 },
+ { 0x0, 0x6, 0x2d, 0x0, 0x01f80000, 3, 0x01f80000 },
+ { 0x0, 0x6, 0x2e, 0x0, 0x024e0000, 14, 0x024e0000 },
+ { 0x0, 0x6, 0x2f, 0x0, 0x030c0000, 21, 0x030c0000 },
+ { 0x0, 0x6, 0x30, 0x0, 0x03820000, 24, 0x03820000 },
+ { 0x0, 0x6, 0x31, 0x0, 0x03aa0000, 27, 0x03aa0000 },
+ { 0x0, 0x6, 0x32, 0x0, 0x03c80000, 29, 0x03c80000 },
+ { 0x0, 0x6, 0x33, 0x0, 0x130e0000, 34, 0x130e0000 },
+ { 0x0, 0x6, 0x34, 0x0, 0x20020000, 37, 0x20020000 },
+ { 0x0, 0x6, 0x35, 0x0, 0x20060000, 39, 0x20060000 },
+ { 0x0, 0x6, 0x36, 0x0, 0x20200000, 41, 0x20200000 },
+ { 0x0, 0x6, 0x37, 0x0, 0x206a0000, 51, 0x206a0000 },
+ { 0x0, 0x6, 0x38, 0x0, 0x20740000, 53, 0x20740000 },
+ { 0x0, 0x6, 0x39, 0x0, 0x20fe0000, 58, 0x20fe0000 },
+ { 0x0, 0x6, 0x3a, 0x0, 0x21a20000, 67, 0x21a20000 },
+ { 0x0, 0x6, 0x3b, 0x0, 0x21aa0000, 69, 0x21aa0000 },
+ { 0x0, 0x6, 0x3c, 0x0, 0x02b80000, 17, 0x02b80000 },
+ { 0x0, 0x6, 0x3d, 0x0, 0x03080000, 20, 0x03080000 },
+ { 0x0, 0x6, 0x3e, 0x0, 0x13100000, 35, 0x13100000 },
+ { 0x0, 0x6, 0x3f, 0x0, 0x01f00000, 2, 0x01f00000 },
+ { 0x0, 0x6, 0x40, 0x0, 0x03000000, 19, 0x03000000 },
+ { 0x0, 0x6, 0x41, 0x0, 0x03c00000, 28, 0x03c00000 },
+ { 0x0, 0x6, 0x42, 0x0, 0x03d00000, 30, 0x03d00000 },
+ { 0x0, 0x6, 0x43, 0x0, 0x01700000, 1, 0x01700000 },
+ { 0x0, 0x6, 0x44, 0x0, 0x02c00000, 18, 0x02c00000 },
+ { 0x0, 0x6, 0x45, 0x0, 0x02600000, 15, 0x02600000 },
+ { 0x0, 0x6, 0x46, 0x0, 0x06000000, 32, 0x06000000 },
+ { 0x0, 0x6, 0x47, 0x0, 0x24000000, 71, 0x24000000 },
+ { 0x0, 0x7, 0x00, 0x0, 0x12000000, 0, 0x12000000 },
+ { 0x0, 0x8, 0x00, 0x0, 0x11000000, 0, 0x11000000 },
+ { 0x0, 0x9, 0x00, 0x0, 0x10000000, 0, 0x10000000 },
+ { 0x0, 0xa, 0x00, 0x0, 0x22000000, 0, 0x22000000 }
+};
+
+/*
+ * BPMP NOC aperture lookup table as per file "BPMP_NOC_Structure.info".
+ */
+static const char * const tegra194_bpmpnoc_routeid_initflow[] = {
+ [0x0] = "cbb_i/I/0",
+ [0x1] = "cpu_m_i/I/0",
+ [0x2] = "cpu_p_i/I/0",
+ [0x3] = "cvc_i/I/0",
+ [0x4] = "dma_m_i/I/0",
+ [0x5] = "dma_p_i/I/0",
+ [0x6] = "RESERVED",
+ [0x7] = "RESERVED"
+};
+
+static const char * const tegra194_bpmpnoc_routeid_targflow[] = {
+ [0x00] = "multiport0_t/T/actmon",
+ [0x01] = "multiport0_t/T/ast_0",
+ [0x02] = "multiport0_t/T/ast_1",
+ [0x03] = "multiport0_t/T/atcm_cfg",
+ [0x04] = "multiport0_t/T/car",
+ [0x05] = "multiport0_t/T/central_pwr_mgr",
+ [0x06] = "multiport0_t/T/central_vtg_ctlr",
+ [0x07] = "multiport0_t/T/cfg",
+ [0x08] = "multiport0_t/T/dma",
+ [0x09] = "multiport0_t/T/err_collator",
+ [0x0a] = "multiport0_t/T/err_collator_car",
+ [0x0b] = "multiport0_t/T/fpga_misc",
+ [0x0c] = "multiport0_t/T/fpga_uart",
+ [0x0d] = "multiport0_t/T/gte",
+ [0x0e] = "multiport0_t/T/hsp",
+ [0x0f] = "multiport0_t/T/misc",
+ [0x10] = "multiport0_t/T/pm",
+ [0x11] = "multiport0_t/T/simon0",
+ [0x12] = "multiport0_t/T/simon1",
+ [0x13] = "multiport0_t/T/simon2",
+ [0x14] = "multiport0_t/T/simon3",
+ [0x15] = "multiport0_t/T/simon4",
+ [0x16] = "multiport0_t/T/soc_therm",
+ [0x17] = "multiport0_t/T/tke",
+ [0x18] = "multiport0_t/T/vic_0",
+ [0x19] = "multiport0_t/T/vic_1",
+ [0x1a] = "ast0_t/T/0",
+ [0x1b] = "ast1_t/T/0",
+ [0x1c] = "bpmp_noc_firewall/T/0",
+ [0x1d] = "cbb_t/T/0",
+ [0x1e] = "cpu_t/T/0",
+ [0x1f] = "svc_t/T/0"
+};
+
+/*
+ * Fields of BPMP NOC lookup table:
+ * Init flow, Targ flow, Targ subrange, Init mapping, Init localAddress,
+ * Targ mapping, Targ localAddress
+ * ----------------------------------------------------------------------------
+ */
+static const struct tegra194_cbb_aperture tegra194_bpmpnoc_apert_lookup[] = {
+ { 0x0, 0x1c, 0x0, 0x0, 0x0d640000, 0, 0x00000000 },
+ { 0x0, 0x1e, 0x0, 0x0, 0x0d400000, 0, 0x0d400000 },
+ { 0x0, 0x00, 0x0, 0x0, 0x0d230000, 0, 0x00000000 },
+ { 0x0, 0x01, 0x0, 0x0, 0x0d040000, 0, 0x00000000 },
+ { 0x0, 0x02, 0x0, 0x0, 0x0d050000, 0, 0x00000000 },
+ { 0x0, 0x03, 0x0, 0x0, 0x0d000000, 0, 0x00000000 },
+ { 0x0, 0x04, 0x0, 0x0, 0x20ae0000, 3, 0x000e0000 },
+ { 0x0, 0x04, 0x1, 0x0, 0x20ac0000, 2, 0x000c0000 },
+ { 0x0, 0x04, 0x2, 0x0, 0x20a80000, 1, 0x00080000 },
+ { 0x0, 0x04, 0x3, 0x0, 0x20a00000, 0, 0x00000000 },
+ { 0x0, 0x05, 0x0, 0x0, 0x0d2a0000, 0, 0x00000000 },
+ { 0x0, 0x06, 0x0, 0x0, 0x0d290000, 0, 0x00000000 },
+ { 0x0, 0x07, 0x0, 0x0, 0x0d2c0000, 0, 0x00000000 },
+ { 0x0, 0x08, 0x0, 0x0, 0x0d0e0000, 4, 0x00080000 },
+ { 0x0, 0x08, 0x1, 0x0, 0x0d060000, 0, 0x00000000 },
+ { 0x0, 0x08, 0x2, 0x0, 0x0d080000, 1, 0x00020000 },
+ { 0x0, 0x08, 0x3, 0x0, 0x0d0a0000, 2, 0x00040000 },
+ { 0x0, 0x08, 0x4, 0x0, 0x0d0c0000, 3, 0x00060000 },
+ { 0x0, 0x09, 0x0, 0x0, 0x0d650000, 0, 0x00000000 },
+ { 0x0, 0x0a, 0x0, 0x0, 0x20af0000, 0, 0x00000000 },
+ { 0x0, 0x0b, 0x0, 0x0, 0x0d3e0000, 0, 0x00000000 },
+ { 0x0, 0x0c, 0x0, 0x0, 0x0d3d0000, 0, 0x00000000 },
+ { 0x0, 0x0d, 0x0, 0x0, 0x0d1e0000, 0, 0x00000000 },
+ { 0x0, 0x0e, 0x0, 0x0, 0x0d150000, 0, 0x00000000 },
+ { 0x0, 0x0e, 0x1, 0x0, 0x0d160000, 1, 0x00010000 },
+ { 0x0, 0x0e, 0x2, 0x0, 0x0d170000, 2, 0x00020000 },
+ { 0x0, 0x0e, 0x3, 0x0, 0x0d180000, 3, 0x00030000 },
+ { 0x0, 0x0e, 0x4, 0x0, 0x0d190000, 4, 0x00040000 },
+ { 0x0, 0x0e, 0x5, 0x0, 0x0d1a0000, 5, 0x00050000 },
+ { 0x0, 0x0e, 0x6, 0x0, 0x0d1b0000, 6, 0x00060000 },
+ { 0x0, 0x0e, 0x7, 0x0, 0x0d1c0000, 7, 0x00070000 },
+ { 0x0, 0x0e, 0x8, 0x0, 0x0d1d0000, 8, 0x00080000 },
+ { 0x0, 0x0f, 0x0, 0x0, 0x0d660000, 0, 0x00000000 },
+ { 0x0, 0x10, 0x0, 0x0, 0x0d1f0000, 0, 0x00000000 },
+ { 0x0, 0x10, 0x1, 0x0, 0x0d200000, 1, 0x00010000 },
+ { 0x0, 0x10, 0x2, 0x0, 0x0d210000, 2, 0x00020000 },
+ { 0x0, 0x10, 0x3, 0x0, 0x0d220000, 3, 0x00030000 },
+ { 0x0, 0x11, 0x0, 0x0, 0x0d240000, 0, 0x00000000 },
+ { 0x0, 0x12, 0x0, 0x0, 0x0d250000, 0, 0x00000000 },
+ { 0x0, 0x13, 0x0, 0x0, 0x0d260000, 0, 0x00000000 },
+ { 0x0, 0x14, 0x0, 0x0, 0x0d270000, 0, 0x00000000 },
+ { 0x0, 0x15, 0x0, 0x0, 0x0d2b0000, 0, 0x00000000 },
+ { 0x0, 0x16, 0x0, 0x0, 0x0d280000, 0, 0x00000000 },
+ { 0x0, 0x17, 0x0, 0x0, 0x0d0f0000, 0, 0x00000000 },
+ { 0x0, 0x17, 0x1, 0x0, 0x0d100000, 1, 0x00010000 },
+ { 0x0, 0x17, 0x2, 0x0, 0x0d110000, 2, 0x00020000 },
+ { 0x0, 0x17, 0x3, 0x0, 0x0d120000, 3, 0x00030000 },
+ { 0x0, 0x17, 0x4, 0x0, 0x0d130000, 4, 0x00040000 },
+ { 0x0, 0x17, 0x5, 0x0, 0x0d140000, 5, 0x00050000 },
+ { 0x0, 0x18, 0x0, 0x0, 0x0d020000, 0, 0x00000000 },
+ { 0x0, 0x19, 0x0, 0x0, 0x0d030000, 0, 0x00000000 },
+ { 0x0, 0x1f, 0x0, 0x0, 0x0d600000, 0, 0x00000000 },
+ { 0x0, 0x1f, 0x1, 0x0, 0x00000000, 0, 0x00000000 },
+ { 0x1, 0x1a, 0x0, 0x0, 0x40000000, 0, 0x40000000 },
+ { 0x1, 0x1a, 0x1, 0x1, 0x80000000, 1, 0x80000000 },
+ { 0x1, 0x1a, 0x2, 0x0, 0x00000000, 0, 0x00000000 },
+ { 0x2, 0x1c, 0x0, 0x0, 0x0d640000, 0, 0x00000000 },
+ { 0x2, 0x1d, 0x0, 0x0, 0x20b00000, 8, 0x20b00000 },
+ { 0x2, 0x1d, 0x1, 0x0, 0x20800000, 7, 0x20800000 },
+ { 0x2, 0x1d, 0x2, 0x0, 0x20c00000, 9, 0x20c00000 },
+ { 0x2, 0x1d, 0x3, 0x0, 0x0d800000, 3, 0x0d800000 },
+ { 0x2, 0x1d, 0x4, 0x0, 0x20000000, 6, 0x20000000 },
+ { 0x2, 0x1d, 0x5, 0x0, 0x0c000000, 2, 0x0c000000 },
+ { 0x2, 0x1d, 0x6, 0x0, 0x21000000, 10, 0x21000000 },
+ { 0x2, 0x1d, 0x7, 0x0, 0x0e000000, 4, 0x0e000000 },
+ { 0x2, 0x1d, 0x8, 0x0, 0x22000000, 11, 0x22000000 },
+ { 0x2, 0x1d, 0x9, 0x0, 0x08000000, 1, 0x08000000 },
+ { 0x2, 0x1d, 0xa, 0x0, 0x24000000, 12, 0x24000000 },
+ { 0x2, 0x1d, 0xb, 0x0, 0x00000000, 0, 0x00000000 },
+ { 0x2, 0x1d, 0xc, 0x0, 0x28000000, 13, 0x28000000 },
+ { 0x2, 0x1d, 0xd, 0x0, 0x10000000, 5, 0x10000000 },
+ { 0x2, 0x1d, 0xe, 0x0, 0x30000000, 14, 0x30000000 },
+ { 0x2, 0x00, 0x0, 0x0, 0x0d230000, 0, 0x00000000 },
+ { 0x2, 0x01, 0x0, 0x0, 0x0d040000, 0, 0x00000000 },
+ { 0x2, 0x02, 0x0, 0x0, 0x0d050000, 0, 0x00000000 },
+ { 0x2, 0x03, 0x0, 0x0, 0x0d000000, 0, 0x00000000 },
+ { 0x2, 0x04, 0x0, 0x0, 0x20ae0000, 3, 0x000e0000 },
+ { 0x2, 0x04, 0x1, 0x0, 0x20ac0000, 2, 0x000c0000 },
+ { 0x2, 0x04, 0x2, 0x0, 0x20a80000, 1, 0x00080000 },
+ { 0x2, 0x04, 0x3, 0x0, 0x20a00000, 0, 0x00000000 },
+ { 0x2, 0x05, 0x0, 0x0, 0x0d2a0000, 0, 0x00000000 },
+ { 0x2, 0x06, 0x0, 0x0, 0x0d290000, 0, 0x00000000 },
+ { 0x2, 0x07, 0x0, 0x0, 0x0d2c0000, 0, 0x00000000 },
+ { 0x2, 0x08, 0x0, 0x0, 0x0d0e0000, 4, 0x00080000 },
+ { 0x2, 0x08, 0x1, 0x0, 0x0d060000, 0, 0x00000000 },
+ { 0x2, 0x08, 0x2, 0x0, 0x0d080000, 1, 0x00020000 },
+ { 0x2, 0x08, 0x3, 0x0, 0x0d0a0000, 2, 0x00040000 },
+ { 0x2, 0x08, 0x4, 0x0, 0x0d0c0000, 3, 0x00060000 },
+ { 0x2, 0x09, 0x0, 0x0, 0x0d650000, 0, 0x00000000 },
+ { 0x2, 0x0a, 0x0, 0x0, 0x20af0000, 0, 0x00000000 },
+ { 0x2, 0x0b, 0x0, 0x0, 0x0d3e0000, 0, 0x00000000 },
+ { 0x2, 0x0c, 0x0, 0x0, 0x0d3d0000, 0, 0x00000000 },
+ { 0x2, 0x0d, 0x0, 0x0, 0x0d1e0000, 0, 0x00000000 },
+ { 0x2, 0x0e, 0x0, 0x0, 0x0d150000, 0, 0x00000000 },
+ { 0x2, 0x0e, 0x1, 0x0, 0x0d160000, 1, 0x00010000 },
+ { 0x2, 0x0e, 0x2, 0x0, 0x0d170000, 2, 0x00020000 },
+ { 0x2, 0x0e, 0x3, 0x0, 0x0d180000, 3, 0x00030000 },
+ { 0x2, 0x0e, 0x4, 0x0, 0x0d190000, 4, 0x00040000 },
+ { 0x2, 0x0e, 0x5, 0x0, 0x0d1a0000, 5, 0x00050000 },
+ { 0x2, 0x0e, 0x6, 0x0, 0x0d1b0000, 6, 0x00060000 },
+ { 0x2, 0x0e, 0x7, 0x0, 0x0d1c0000, 7, 0x00070000 },
+ { 0x2, 0x0e, 0x8, 0x0, 0x0d1d0000, 8, 0x00080000 },
+ { 0x2, 0x0f, 0x0, 0x0, 0x0d660000, 0, 0x00000000 },
+ { 0x2, 0x10, 0x0, 0x0, 0x0d1f0000, 0, 0x00000000 },
+ { 0x2, 0x10, 0x1, 0x0, 0x0d200000, 1, 0x00010000 },
+ { 0x2, 0x10, 0x2, 0x0, 0x0d210000, 2, 0x00020000 },
+ { 0x2, 0x10, 0x3, 0x0, 0x0d220000, 3, 0x00030000 },
+ { 0x2, 0x11, 0x0, 0x0, 0x0d240000, 0, 0x00000000 },
+ { 0x2, 0x12, 0x0, 0x0, 0x0d250000, 0, 0x00000000 },
+ { 0x2, 0x13, 0x0, 0x0, 0x0d260000, 0, 0x00000000 },
+ { 0x2, 0x14, 0x0, 0x0, 0x0d270000, 0, 0x00000000 },
+ { 0x2, 0x15, 0x0, 0x0, 0x0d2b0000, 0, 0x00000000 },
+ { 0x2, 0x16, 0x0, 0x0, 0x0d280000, 0, 0x00000000 },
+ { 0x2, 0x17, 0x0, 0x0, 0x0d0f0000, 0, 0x00000000 },
+ { 0x2, 0x17, 0x1, 0x0, 0x0d100000, 1, 0x00010000 },
+ { 0x2, 0x17, 0x2, 0x0, 0x0d110000, 2, 0x00020000 },
+ { 0x2, 0x17, 0x3, 0x0, 0x0d120000, 3, 0x00030000 },
+ { 0x2, 0x17, 0x4, 0x0, 0x0d130000, 4, 0x00040000 },
+ { 0x2, 0x17, 0x5, 0x0, 0x0d140000, 5, 0x00050000 },
+ { 0x2, 0x18, 0x0, 0x0, 0x0d020000, 0, 0x00000000 },
+ { 0x2, 0x19, 0x0, 0x0, 0x0d030000, 0, 0x00000000 },
+ { 0x2, 0x1f, 0x0, 0x0, 0x0d600000, 0, 0x00000000 },
+ { 0x2, 0x1f, 0x1, 0x0, 0x00000000, 0, 0x00000000 },
+ { 0x3, 0x1b, 0x0, 0x0, 0x40000000, 0, 0x40000000 },
+ { 0x3, 0x1b, 0x1, 0x1, 0x80000000, 1, 0x80000000 },
+ { 0x3, 0x1c, 0x0, 0x2, 0x0d640000, 0, 0x00000000 },
+ { 0x3, 0x1d, 0x0, 0x2, 0x20b00000, 8, 0x20b00000 },
+ { 0x3, 0x1d, 0x1, 0x2, 0x20800000, 7, 0x20800000 },
+ { 0x3, 0x1d, 0x2, 0x2, 0x20c00000, 9, 0x20c00000 },
+ { 0x3, 0x1d, 0x3, 0x2, 0x0d800000, 3, 0x0d800000 },
+ { 0x3, 0x1d, 0x4, 0x2, 0x20000000, 6, 0x20000000 },
+ { 0x3, 0x1d, 0x5, 0x2, 0x0c000000, 2, 0x0c000000 },
+ { 0x3, 0x1d, 0x6, 0x2, 0x21000000, 10, 0x21000000 },
+ { 0x3, 0x1d, 0x7, 0x2, 0x0e000000, 4, 0x0e000000 },
+ { 0x3, 0x1d, 0x8, 0x2, 0x22000000, 11, 0x22000000 },
+ { 0x3, 0x1d, 0x9, 0x2, 0x08000000, 1, 0x08000000 },
+ { 0x3, 0x1d, 0xa, 0x2, 0x24000000, 12, 0x24000000 },
+ { 0x3, 0x1d, 0xb, 0x2, 0x00000000, 0, 0x00000000 },
+ { 0x3, 0x1d, 0xc, 0x2, 0x28000000, 13, 0x28000000 },
+ { 0x3, 0x1d, 0xd, 0x2, 0x10000000, 5, 0x10000000 },
+ { 0x3, 0x1d, 0xe, 0x2, 0x30000000, 14, 0x30000000 },
+ { 0x3, 0x1e, 0x0, 0x2, 0x0d400000, 0, 0x0d400000 },
+ { 0x3, 0x00, 0x0, 0x2, 0x0d230000, 0, 0x00000000 },
+ { 0x3, 0x01, 0x0, 0x2, 0x0d040000, 0, 0x00000000 },
+ { 0x3, 0x02, 0x0, 0x2, 0x0d050000, 0, 0x00000000 },
+ { 0x3, 0x03, 0x0, 0x2, 0x0d000000, 0, 0x00000000 },
+ { 0x3, 0x04, 0x0, 0x2, 0x20ae0000, 3, 0x000e0000 },
+ { 0x3, 0x04, 0x1, 0x2, 0x20ac0000, 2, 0x000c0000 },
+ { 0x3, 0x04, 0x2, 0x2, 0x20a80000, 1, 0x00080000 },
+ { 0x3, 0x04, 0x3, 0x2, 0x20a00000, 0, 0x00000000 },
+ { 0x3, 0x05, 0x0, 0x2, 0x0d2a0000, 0, 0x00000000 },
+ { 0x3, 0x06, 0x0, 0x2, 0x0d290000, 0, 0x00000000 },
+ { 0x3, 0x07, 0x0, 0x2, 0x0d2c0000, 0, 0x00000000 },
+ { 0x3, 0x08, 0x0, 0x2, 0x0d0e0000, 4, 0x00080000 },
+ { 0x3, 0x08, 0x1, 0x2, 0x0d060000, 0, 0x00000000 },
+ { 0x3, 0x08, 0x2, 0x2, 0x0d080000, 1, 0x00020000 },
+ { 0x3, 0x08, 0x3, 0x2, 0x0d0a0000, 2, 0x00040000 },
+ { 0x3, 0x08, 0x4, 0x2, 0x0d0c0000, 3, 0x00060000 },
+ { 0x3, 0x09, 0x0, 0x2, 0x0d650000, 0, 0x00000000 },
+ { 0x3, 0x0a, 0x0, 0x2, 0x20af0000, 0, 0x00000000 },
+ { 0x3, 0x0b, 0x0, 0x2, 0x0d3e0000, 0, 0x00000000 },
+ { 0x3, 0x0c, 0x0, 0x2, 0x0d3d0000, 0, 0x00000000 },
+ { 0x3, 0x0d, 0x0, 0x2, 0x0d1e0000, 0, 0x00000000 },
+ { 0x3, 0x0e, 0x0, 0x2, 0x0d150000, 0, 0x00000000 },
+ { 0x3, 0x0e, 0x1, 0x2, 0x0d160000, 1, 0x00010000 },
+ { 0x3, 0x0e, 0x2, 0x2, 0x0d170000, 2, 0x00020000 },
+ { 0x3, 0x0e, 0x3, 0x2, 0x0d180000, 3, 0x00030000 },
+ { 0x3, 0x0e, 0x4, 0x2, 0x0d190000, 4, 0x00040000 },
+ { 0x3, 0x0e, 0x5, 0x2, 0x0d1a0000, 5, 0x00050000 },
+ { 0x3, 0x0e, 0x6, 0x2, 0x0d1b0000, 6, 0x00060000 },
+ { 0x3, 0x0e, 0x7, 0x2, 0x0d1c0000, 7, 0x00070000 },
+ { 0x3, 0x0e, 0x8, 0x2, 0x0d1d0000, 8, 0x00080000 },
+ { 0x3, 0x0f, 0x0, 0x2, 0x0d660000, 0, 0x00000000 },
+ { 0x3, 0x10, 0x0, 0x2, 0x0d1f0000, 0, 0x00000000 },
+ { 0x3, 0x10, 0x1, 0x2, 0x0d200000, 1, 0x00010000 },
+ { 0x3, 0x10, 0x2, 0x2, 0x0d210000, 2, 0x00020000 },
+ { 0x3, 0x10, 0x3, 0x2, 0x0d220000, 3, 0x00030000 },
+ { 0x3, 0x11, 0x0, 0x2, 0x0d240000, 0, 0x00000000 },
+ { 0x3, 0x12, 0x0, 0x2, 0x0d250000, 0, 0x00000000 },
+ { 0x3, 0x13, 0x0, 0x2, 0x0d260000, 0, 0x00000000 },
+ { 0x3, 0x14, 0x0, 0x2, 0x0d270000, 0, 0x00000000 },
+ { 0x3, 0x15, 0x0, 0x2, 0x0d2b0000, 0, 0x00000000 },
+ { 0x3, 0x16, 0x0, 0x2, 0x0d280000, 0, 0x00000000 },
+ { 0x3, 0x17, 0x0, 0x2, 0x0d0f0000, 0, 0x00000000 },
+ { 0x3, 0x17, 0x1, 0x2, 0x0d100000, 1, 0x00010000 },
+ { 0x3, 0x17, 0x2, 0x2, 0x0d110000, 2, 0x00020000 },
+ { 0x3, 0x17, 0x3, 0x2, 0x0d120000, 3, 0x00030000 },
+ { 0x3, 0x17, 0x4, 0x2, 0x0d130000, 4, 0x00040000 },
+ { 0x3, 0x17, 0x5, 0x2, 0x0d140000, 5, 0x00050000 },
+ { 0x3, 0x18, 0x0, 0x2, 0x0d020000, 0, 0x00000000 },
+ { 0x3, 0x19, 0x0, 0x2, 0x0d030000, 0, 0x00000000 },
+ { 0x3, 0x1f, 0x0, 0x2, 0x0d600000, 0, 0x00000000 },
+ { 0x3, 0x1f, 0x1, 0x0, 0x00000000, 0, 0x00000000 },
+ { 0x4, 0x1b, 0x0, 0x0, 0x40000000, 0, 0x40000000 },
+ { 0x4, 0x1b, 0x1, 0x1, 0x80000000, 1, 0x80000000 },
+ { 0x4, 0x1e, 0x0, 0x2, 0x0d400000, 0, 0x0d400000 },
+ { 0x4, 0x1e, 0x1, 0x0, 0x00000000, 0, 0x00000000 },
+ { 0x5, 0x1c, 0x0, 0x0, 0x0d640000, 0, 0x00000000 },
+ { 0x5, 0x1d, 0x0, 0x0, 0x20b00000, 8, 0x20b00000 },
+ { 0x5, 0x1d, 0x1, 0x0, 0x20800000, 7, 0x20800000 },
+ { 0x5, 0x1d, 0x2, 0x0, 0x20c00000, 9, 0x20c00000 },
+ { 0x5, 0x1d, 0x3, 0x0, 0x0d800000, 3, 0x0d800000 },
+ { 0x5, 0x1d, 0x4, 0x0, 0x20000000, 6, 0x20000000 },
+ { 0x5, 0x1d, 0x5, 0x0, 0x0c000000, 2, 0x0c000000 },
+ { 0x5, 0x1d, 0x6, 0x0, 0x21000000, 10, 0x21000000 },
+ { 0x5, 0x1d, 0x7, 0x0, 0x0e000000, 4, 0x0e000000 },
+ { 0x5, 0x1d, 0x8, 0x0, 0x22000000, 11, 0x22000000 },
+ { 0x5, 0x1d, 0x9, 0x0, 0x08000000, 1, 0x08000000 },
+ { 0x5, 0x1d, 0xa, 0x0, 0x24000000, 12, 0x24000000 },
+ { 0x5, 0x1d, 0xb, 0x0, 0x00000000, 0, 0x00000000 },
+ { 0x5, 0x1d, 0xc, 0x0, 0x28000000, 13, 0x28000000 },
+ { 0x5, 0x1d, 0xd, 0x0, 0x10000000, 5, 0x10000000 },
+ { 0x5, 0x1d, 0xe, 0x0, 0x30000000, 14, 0x30000000 },
+ { 0x5, 0x00, 0x0, 0x0, 0x0d230000, 0, 0x00000000 },
+ { 0x5, 0x01, 0x0, 0x0, 0x0d040000, 0, 0x00000000 },
+ { 0x5, 0x02, 0x0, 0x0, 0x0d050000, 0, 0x00000000 },
+ { 0x5, 0x03, 0x0, 0x0, 0x0d000000, 0, 0x00000000 },
+ { 0x5, 0x04, 0x0, 0x0, 0x20ae0000, 3, 0x000e0000 },
+ { 0x5, 0x04, 0x1, 0x0, 0x20ac0000, 2, 0x000c0000 },
+ { 0x5, 0x04, 0x2, 0x0, 0x20a80000, 1, 0x00080000 },
+ { 0x5, 0x04, 0x3, 0x0, 0x20a00000, 0, 0x00000000 },
+ { 0x5, 0x05, 0x0, 0x0, 0x0d2a0000, 0, 0x00000000 },
+ { 0x5, 0x06, 0x0, 0x0, 0x0d290000, 0, 0x00000000 },
+ { 0x5, 0x07, 0x0, 0x0, 0x0d2c0000, 0, 0x00000000 },
+ { 0x5, 0x08, 0x0, 0x0, 0x0d0e0000, 4, 0x00080000 },
+ { 0x5, 0x08, 0x1, 0x0, 0x0d060000, 0, 0x00000000 },
+ { 0x5, 0x08, 0x2, 0x0, 0x0d080000, 1, 0x00020000 },
+ { 0x5, 0x08, 0x3, 0x0, 0x0d0a0000, 2, 0x00040000 },
+ { 0x5, 0x08, 0x4, 0x0, 0x0d0c0000, 3, 0x00060000 },
+ { 0x5, 0x09, 0x0, 0x0, 0x0d650000, 0, 0x00000000 },
+ { 0x5, 0x0a, 0x0, 0x0, 0x20af0000, 0, 0x00000000 },
+ { 0x5, 0x0b, 0x0, 0x0, 0x0d3e0000, 0, 0x00000000 },
+ { 0x5, 0x0c, 0x0, 0x0, 0x0d3d0000, 0, 0x00000000 },
+ { 0x5, 0x0d, 0x0, 0x0, 0x0d1e0000, 0, 0x00000000 },
+ { 0x5, 0x0e, 0x0, 0x0, 0x0d150000, 0, 0x00000000 },
+ { 0x5, 0x0e, 0x1, 0x0, 0x0d160000, 1, 0x00010000 },
+ { 0x5, 0x0e, 0x2, 0x0, 0x0d170000, 2, 0x00020000 },
+ { 0x5, 0x0e, 0x3, 0x0, 0x0d180000, 3, 0x00030000 },
+ { 0x5, 0x0e, 0x4, 0x0, 0x0d190000, 4, 0x00040000 },
+ { 0x5, 0x0e, 0x5, 0x0, 0x0d1a0000, 5, 0x00050000 },
+ { 0x5, 0x0e, 0x6, 0x0, 0x0d1b0000, 6, 0x00060000 },
+ { 0x5, 0x0e, 0x7, 0x0, 0x0d1c0000, 7, 0x00070000 },
+ { 0x5, 0x0e, 0x8, 0x0, 0x0d1d0000, 8, 0x00080000 },
+ { 0x5, 0x0f, 0x0, 0x0, 0x0d660000, 0, 0x00000000 },
+ { 0x5, 0x10, 0x0, 0x0, 0x0d1f0000, 0, 0x00000000 },
+ { 0x5, 0x10, 0x1, 0x0, 0x0d200000, 1, 0x00010000 },
+ { 0x5, 0x10, 0x2, 0x0, 0x0d210000, 2, 0x00020000 },
+ { 0x5, 0x10, 0x3, 0x0, 0x0d220000, 3, 0x00030000 },
+ { 0x5, 0x11, 0x0, 0x0, 0x0d240000, 0, 0x00000000 },
+ { 0x5, 0x12, 0x0, 0x0, 0x0d250000, 0, 0x00000000 },
+ { 0x5, 0x13, 0x0, 0x0, 0x0d260000, 0, 0x00000000 },
+ { 0x5, 0x14, 0x0, 0x0, 0x0d270000, 0, 0x00000000 },
+ { 0x5, 0x15, 0x0, 0x0, 0x0d2b0000, 0, 0x00000000 },
+ { 0x5, 0x16, 0x0, 0x0, 0x0d280000, 0, 0x00000000 },
+ { 0x5, 0x17, 0x0, 0x0, 0x0d0f0000, 0, 0x00000000 },
+ { 0x5, 0x17, 0x1, 0x0, 0x0d100000, 1, 0x00010000 },
+ { 0x5, 0x17, 0x2, 0x0, 0x0d110000, 2, 0x00020000 },
+ { 0x5, 0x17, 0x3, 0x0, 0x0d120000, 3, 0x00030000 },
+ { 0x5, 0x17, 0x4, 0x0, 0x0d130000, 4, 0x00040000 },
+ { 0x5, 0x17, 0x5, 0x0, 0x0d140000, 5, 0x00050000 },
+ { 0x5, 0x18, 0x0, 0x0, 0x0d020000, 0, 0x00000000 },
+ { 0x5, 0x19, 0x0, 0x0, 0x0d030000, 0, 0x00000000 },
+ { 0x5, 0x1f, 0x0, 0x0, 0x0d600000, 0, 0x00000000 },
+ { 0x5, 0x1f, 0x1, 0x0, 0x00000000, 0, 0x00000000 }
+};
+
+/*
+ * AON NOC aperture lookup table as per file "AON_NOC_Structure.info".
+ */
+static const char * const tegra194_aonnoc_routeid_initflow[] = {
+ [0x0] = "cbb_i/I/0",
+ [0x1] = "cpu_p_i/I/0",
+ [0x2] = "dma_m_i/I/0",
+ [0x3] = "dma_p_i/I/0"
+};
+
+static const char * const tegra194_aonnoc_routeid_targflow[] = {
+ [0x00] = "multiport1_t/T/aon_misc",
+ [0x01] = "multiport1_t/T/avic0",
+ [0x02] = "multiport1_t/T/avic1",
+ [0x03] = "multiport1_t/T/can1",
+ [0x04] = "multiport1_t/T/can2",
+ [0x05] = "multiport1_t/T/dma",
+ [0x06] = "multiport1_t/T/dmic",
+ [0x07] = "multiport1_t/T/err_collator",
+ [0x08] = "multiport1_t/T/fpga_misc",
+ [0x09] = "multiport1_t/T/gte",
+ [0x0a] = "multiport1_t/T/hsp",
+ [0x0b] = "multiport1_t/T/i2c2",
+ [0x0c] = "multiport1_t/T/i2c8",
+ [0x0d] = "multiport1_t/T/pwm",
+ [0x0e] = "multiport1_t/T/spi2",
+ [0x0f] = "multiport1_t/T/tke",
+ [0x10] = "multiport1_t/T/uartg",
+ [0x11] = "RESERVED",
+ [0x12] = "RESERVED",
+ [0x13] = "RESERVED",
+ [0x14] = "RESERVED",
+ [0x15] = "RESERVED",
+ [0x16] = "RESERVED",
+ [0x17] = "RESERVED",
+ [0x18] = "RESERVED",
+ [0x19] = "RESERVED",
+ [0x1a] = "RESERVED",
+ [0x1b] = "RESERVED",
+ [0x1c] = "RESERVED",
+ [0x1d] = "RESERVED",
+ [0x1e] = "RESERVED",
+ [0x1f] = "RESERVED",
+ [0x20] = "multiport0_t/T/aovc",
+ [0x21] = "multiport0_t/T/atcm",
+ [0x22] = "multiport0_t/T/cast",
+ [0x23] = "multiport0_t/T/dast",
+ [0x24] = "multiport0_t/T/err_collator_car",
+ [0x25] = "multiport0_t/T/gpio",
+ [0x26] = "multiport0_t/T/i2c10",
+ [0x27] = "multiport0_t/T/mss",
+ [0x28] = "multiport0_t/T/padctl_a12",
+ [0x29] = "multiport0_t/T/padctl_a14",
+ [0x2a] = "multiport0_t/T/padctl_a15",
+ [0x2b] = "multiport0_t/T/rtc",
+ [0x2c] = "multiport0_t/T/tsc",
+ [0x2d] = "RESERVED",
+ [0x2e] = "RESERVED",
+ [0x2f] = "RESERVED",
+ [0x30] = "multiport2_t/T/aon_vref_ro",
+ [0x31] = "multiport2_t/T/aopm",
+ [0x32] = "multiport2_t/T/car",
+ [0x33] = "multiport2_t/T/pmc",
+ [0x34] = "ast1_t/T/0",
+ [0x35] = "cbb_t/T/0",
+ [0x36] = "cpu_t/T/0",
+ [0x37] = "firewall_t/T/0",
+ [0x38] = "svc_t/T/0",
+ [0x39] = "uartc/T/uartc",
+ [0x3a] = "RESERVED",
+ [0x3b] = "RESERVED",
+ [0x3c] = "RESERVED",
+ [0x3d] = "RESERVED",
+ [0x3e] = "RESERVED",
+ [0x3f] = "RESERVED"
+};
+
+/*
+ * Fields of AON NOC lookup table:
+ * Init flow, Targ flow, Targ subrange, Init mapping, Init localAddress,
+ * Targ mapping, Targ localAddress
+ * ----------------------------------------------------------------------------
+ */
+static const struct tegra194_cbb_aperture tegra194_aonnoc_aperture_lookup[] = {
+ { 0x0, 0x37, 0x00, 0, 0x0c640000, 0, 0x00000000 },
+ { 0x0, 0x20, 0x00, 0, 0x0c3b0000, 0, 0x00000000 },
+ { 0x0, 0x21, 0x00, 0, 0x0c000000, 0, 0x00000000 },
+ { 0x0, 0x22, 0x00, 0, 0x0c040000, 0, 0x00000000 },
+ { 0x0, 0x23, 0x00, 0, 0x0c050000, 0, 0x00000000 },
+ { 0x0, 0x24, 0x00, 0, 0x20cf0000, 0, 0x00000000 },
+ { 0x0, 0x25, 0x00, 0, 0x0c2f0000, 0, 0x00000000 },
+ { 0x0, 0x26, 0x00, 0, 0x0c230000, 0, 0x00000000 },
+ { 0x0, 0x27, 0x00, 0, 0x0c350000, 0, 0x00000000 },
+ { 0x0, 0x28, 0x00, 0, 0x0c301000, 0, 0x00000000 },
+ { 0x0, 0x29, 0x00, 0, 0x0c302000, 0, 0x00000000 },
+ { 0x0, 0x2a, 0x00, 0, 0x0c303000, 0, 0x00000000 },
+ { 0x0, 0x2b, 0x00, 0, 0x0c2a0000, 0, 0x00000000 },
+ { 0x0, 0x2c, 0x00, 0, 0x0c2b0000, 0, 0x00000000 },
+ { 0x0, 0x2c, 0x01, 0, 0x0c2c0000, 1, 0x00010000 },
+ { 0x0, 0x2c, 0x02, 0, 0x0c2d0000, 2, 0x00020000 },
+ { 0x0, 0x2c, 0x03, 0, 0x0c2e0000, 3, 0x00030000 },
+ { 0x0, 0x00, 0x00, 0, 0x0c660000, 0, 0x00000000 },
+ { 0x0, 0x01, 0x00, 0, 0x0c020000, 0, 0x00000000 },
+ { 0x0, 0x02, 0x00, 0, 0x0c030000, 0, 0x00000000 },
+ { 0x0, 0x03, 0x00, 0, 0x0c310000, 0, 0x00000000 },
+ { 0x0, 0x04, 0x00, 0, 0x0c320000, 0, 0x00000000 },
+ { 0x0, 0x05, 0x00, 0, 0x0c0a0000, 2, 0x00040000 },
+ { 0x0, 0x05, 0x01, 0, 0x0c0b0000, 3, 0x00050000 },
+ { 0x0, 0x05, 0x02, 0, 0x0c0e0000, 5, 0x00080000 },
+ { 0x0, 0x05, 0x03, 0, 0x0c060000, 0, 0x00000000 },
+ { 0x0, 0x05, 0x04, 0, 0x0c080000, 1, 0x00020000 },
+ { 0x0, 0x05, 0x05, 0, 0x0c0c0000, 4, 0x00060000 },
+ { 0x0, 0x06, 0x00, 0, 0x0c330000, 0, 0x00000000 },
+ { 0x0, 0x07, 0x00, 0, 0x0c650000, 0, 0x00000000 },
+ { 0x0, 0x08, 0x00, 0, 0x0c3e0000, 0, 0x00000000 },
+ { 0x0, 0x09, 0x00, 0, 0x0c1e0000, 0, 0x00000000 },
+ { 0x0, 0x0a, 0x00, 0, 0x0c150000, 0, 0x00000000 },
+ { 0x0, 0x0a, 0x01, 0, 0x0c160000, 1, 0x00010000 },
+ { 0x0, 0x0a, 0x02, 0, 0x0c170000, 2, 0x00020000 },
+ { 0x0, 0x0a, 0x03, 0, 0x0c180000, 3, 0x00030000 },
+ { 0x0, 0x0a, 0x04, 0, 0x0c190000, 4, 0x00040000 },
+ { 0x0, 0x0a, 0x05, 0, 0x0c1a0000, 5, 0x00050000 },
+ { 0x0, 0x0a, 0x06, 0, 0x0c1b0000, 6, 0x00060000 },
+ { 0x0, 0x0a, 0x07, 0, 0x0c1c0000, 7, 0x00070000 },
+ { 0x0, 0x0a, 0x08, 0, 0x0c1d0000, 8, 0x00080000 },
+ { 0x0, 0x0b, 0x00, 0, 0x0c240000, 0, 0x00000000 },
+ { 0x0, 0x0c, 0x00, 0, 0x0c250000, 0, 0x00000000 },
+ { 0x0, 0x0d, 0x00, 0, 0x0c340000, 0, 0x00000000 },
+ { 0x0, 0x0e, 0x00, 0, 0x0c260000, 0, 0x00000000 },
+ { 0x0, 0x0f, 0x00, 0, 0x0c0f0000, 0, 0x00000000 },
+ { 0x0, 0x0f, 0x01, 0, 0x0c100000, 1, 0x00010000 },
+ { 0x0, 0x0f, 0x02, 0, 0x0c110000, 2, 0x00020000 },
+ { 0x0, 0x0f, 0x03, 0, 0x0c120000, 3, 0x00030000 },
+ { 0x0, 0x0f, 0x04, 0, 0x0c130000, 4, 0x00040000 },
+ { 0x0, 0x0f, 0x05, 0, 0x0c140000, 5, 0x00050000 },
+ { 0x0, 0x10, 0x00, 0, 0x0c290000, 0, 0x00000000 },
+ { 0x0, 0x30, 0x00, 0, 0x20ce0000, 0, 0x00000000 },
+ { 0x0, 0x31, 0x00, 0, 0x0c1f0000, 0, 0x00000000 },
+ { 0x0, 0x31, 0x01, 0, 0x0c200000, 1, 0x00010000 },
+ { 0x0, 0x31, 0x02, 0, 0x0c210000, 2, 0x00020000 },
+ { 0x0, 0x31, 0x03, 0, 0x0c220000, 3, 0x00030000 },
+ { 0x0, 0x32, 0x00, 0, 0x20cc0000, 3, 0x001c0000 },
+ { 0x0, 0x32, 0x01, 0, 0x20c80000, 2, 0x00180000 },
+ { 0x0, 0x32, 0x02, 0, 0x20c00000, 1, 0x00100000 },
+ { 0x0, 0x32, 0x03, 0, 0x20b00000, 0, 0x00000000 },
+ { 0x0, 0x33, 0x00, 0, 0x0c360000, 0, 0x00000000 },
+ { 0x0, 0x33, 0x01, 0, 0x0c370000, 1, 0x00010000 },
+ { 0x0, 0x33, 0x02, 0, 0x0c3a0000, 3, 0x00040000 },
+ { 0x0, 0x33, 0x03, 0, 0x0c380000, 2, 0x00020000 },
+ { 0x0, 0x38, 0x00, 0, 0x0c600000, 0, 0x00000000 },
+ { 0x0, 0x38, 0x01, 0, 0x00000000, 0, 0x00000000 },
+ { 0x0, 0x39, 0x00, 0, 0x0c280000, 0, 0x00000000 },
+ { 0x1, 0x35, 0x00, 0, 0x00000000, 0, 0x00000000 },
+ { 0x1, 0x35, 0x01, 0, 0x00100000, 1, 0x00100000 },
+ { 0x1, 0x35, 0x02, 0, 0x05a00000, 11, 0x05a00000 },
+ { 0x1, 0x35, 0x03, 0, 0x05b00000, 32, 0x05b00000 },
+ { 0x1, 0x35, 0x04, 0, 0x05c00000, 33, 0x05c00000 },
+ { 0x1, 0x35, 0x05, 0, 0x05d00000, 12, 0x05d00000 },
+ { 0x1, 0x35, 0x06, 0, 0x20000000, 19, 0x20000000 },
+ { 0x1, 0x35, 0x07, 0, 0x20100000, 20, 0x20100000 },
+ { 0x1, 0x35, 0x08, 0, 0x20a00000, 24, 0x20a00000 },
+ { 0x1, 0x35, 0x09, 0, 0x20d00000, 25, 0x20d00000 },
+ { 0x1, 0x35, 0x0a, 0, 0x00200000, 2, 0x00200000 },
+ { 0x1, 0x35, 0x0b, 0, 0x05800000, 10, 0x05800000 },
+ { 0x1, 0x35, 0x0c, 0, 0x05e00000, 13, 0x05e00000 },
+ { 0x1, 0x35, 0x0d, 0, 0x20200000, 21, 0x20200000 },
+ { 0x1, 0x35, 0x0e, 0, 0x20800000, 23, 0x20800000 },
+ { 0x1, 0x35, 0x0f, 0, 0x20e00000, 26, 0x20e00000 },
+ { 0x1, 0x35, 0x10, 0, 0x00400000, 3, 0x00400000 },
+ { 0x1, 0x35, 0x11, 0, 0x20400000, 22, 0x20400000 },
+ { 0x1, 0x35, 0x12, 0, 0x00800000, 4, 0x00800000 },
+ { 0x1, 0x35, 0x13, 0, 0x05000000, 9, 0x05000000 },
+ { 0x1, 0x35, 0x14, 0, 0x0c800000, 34, 0x0c800000 },
+ { 0x1, 0x35, 0x15, 0, 0x01000000, 5, 0x01000000 },
+ { 0x1, 0x35, 0x16, 0, 0x03000000, 7, 0x03000000 },
+ { 0x1, 0x35, 0x17, 0, 0x04000000, 8, 0x04000000 },
+ { 0x1, 0x35, 0x18, 0, 0x0d000000, 16, 0x0d000000 },
+ { 0x1, 0x35, 0x19, 0, 0x21000000, 27, 0x21000000 },
+ { 0x1, 0x35, 0x1a, 0, 0x02000000, 6, 0x02000000 },
+ { 0x1, 0x35, 0x1b, 0, 0x06000000, 14, 0x06000000 },
+ { 0x1, 0x35, 0x1c, 0, 0x0e000000, 17, 0x0e000000 },
+ { 0x1, 0x35, 0x1d, 0, 0x22000000, 28, 0x22000000 },
+ { 0x1, 0x35, 0x1e, 0, 0x08000000, 15, 0x08000000 },
+ { 0x1, 0x35, 0x1f, 0, 0x24000000, 29, 0x24000000 },
+ { 0x1, 0x35, 0x20, 0, 0x28000000, 30, 0x28000000 },
+ { 0x1, 0x35, 0x21, 0, 0x10000000, 18, 0x10000000 },
+ { 0x1, 0x35, 0x22, 0, 0x30000000, 31, 0x30000000 },
+ { 0x1, 0x37, 0x00, 0, 0x0c640000, 0, 0x00000000 },
+ { 0x1, 0x20, 0x00, 0, 0x0c3b0000, 0, 0x00000000 },
+ { 0x1, 0x21, 0x00, 0, 0x0c000000, 0, 0x00000000 },
+ { 0x1, 0x22, 0x00, 0, 0x0c040000, 0, 0x00000000 },
+ { 0x1, 0x23, 0x00, 0, 0x0c050000, 0, 0x00000000 },
+ { 0x1, 0x24, 0x00, 0, 0x20cf0000, 0, 0x00000000 },
+ { 0x1, 0x25, 0x00, 0, 0x0c2f0000, 0, 0x00000000 },
+ { 0x1, 0x26, 0x00, 0, 0x0c230000, 0, 0x00000000 },
+ { 0x1, 0x27, 0x00, 0, 0x0c350000, 0, 0x00000000 },
+ { 0x1, 0x28, 0x00, 0, 0x0c301000, 0, 0x00000000 },
+ { 0x1, 0x29, 0x00, 0, 0x0c302000, 0, 0x00000000 },
+ { 0x1, 0x2a, 0x00, 0, 0x0c303000, 0, 0x00000000 },
+ { 0x1, 0x2b, 0x00, 0, 0x0c2a0000, 0, 0x00000000 },
+ { 0x1, 0x2c, 0x00, 0, 0x0c2b0000, 0, 0x00000000 },
+ { 0x1, 0x2c, 0x01, 0, 0x0c2c0000, 1, 0x00010000 },
+ { 0x1, 0x2c, 0x02, 0, 0x0c2d0000, 2, 0x00020000 },
+ { 0x1, 0x2c, 0x03, 0, 0x0c2e0000, 3, 0x00030000 },
+ { 0x1, 0x00, 0x00, 0, 0x0c660000, 0, 0x00000000 },
+ { 0x1, 0x01, 0x00, 0, 0x0c020000, 0, 0x00000000 },
+ { 0x1, 0x02, 0x00, 0, 0x0c030000, 0, 0x00000000 },
+ { 0x1, 0x03, 0x00, 0, 0x0c310000, 0, 0x00000000 },
+ { 0x1, 0x04, 0x00, 0, 0x0c320000, 0, 0x00000000 },
+ { 0x1, 0x05, 0x00, 0, 0x0c0a0000, 2, 0x00040000 },
+ { 0x1, 0x05, 0x01, 0, 0x0c0b0000, 3, 0x00050000 },
+ { 0x1, 0x05, 0x02, 0, 0x0c0e0000, 5, 0x00080000 },
+ { 0x1, 0x05, 0x03, 0, 0x0c060000, 0, 0x00000000 },
+ { 0x1, 0x05, 0x04, 0, 0x0c080000, 1, 0x00020000 },
+ { 0x1, 0x05, 0x05, 0, 0x0c0c0000, 4, 0x00060000 },
+ { 0x1, 0x06, 0x00, 0, 0x0c330000, 0, 0x00000000 },
+ { 0x1, 0x07, 0x00, 0, 0x0c650000, 0, 0x00000000 },
+ { 0x1, 0x08, 0x00, 0, 0x0c3e0000, 0, 0x00000000 },
+ { 0x1, 0x09, 0x00, 0, 0x0c1e0000, 0, 0x00000000 },
+ { 0x1, 0x0a, 0x00, 0, 0x0c150000, 0, 0x00000000 },
+ { 0x1, 0x0a, 0x01, 0, 0x0c160000, 1, 0x00010000 },
+ { 0x1, 0x0a, 0x02, 0, 0x0c170000, 2, 0x00020000 },
+ { 0x1, 0x0a, 0x03, 0, 0x0c180000, 3, 0x00030000 },
+ { 0x1, 0x0a, 0x04, 0, 0x0c190000, 4, 0x00040000 },
+ { 0x1, 0x0a, 0x05, 0, 0x0c1a0000, 5, 0x00050000 },
+ { 0x1, 0x0a, 0x06, 0, 0x0c1b0000, 6, 0x00060000 },
+ { 0x1, 0x0a, 0x07, 0, 0x0c1c0000, 7, 0x00070000 },
+ { 0x1, 0x0a, 0x08, 0, 0x0c1d0000, 8, 0x00080000 },
+ { 0x1, 0x0b, 0x00, 0, 0x0c240000, 0, 0x00000000 },
+ { 0x1, 0x0c, 0x00, 0, 0x0c250000, 0, 0x00000000 },
+ { 0x1, 0x0d, 0x00, 0, 0x0c340000, 0, 0x00000000 },
+ { 0x1, 0x0e, 0x00, 0, 0x0c260000, 0, 0x00000000 },
+ { 0x1, 0x0f, 0x00, 0, 0x0c0f0000, 0, 0x00000000 },
+ { 0x1, 0x0f, 0x01, 0, 0x0c100000, 1, 0x00010000 },
+ { 0x1, 0x0f, 0x02, 0, 0x0c110000, 2, 0x00020000 },
+ { 0x1, 0x0f, 0x03, 0, 0x0c120000, 3, 0x00030000 },
+ { 0x1, 0x0f, 0x04, 0, 0x0c130000, 4, 0x00040000 },
+ { 0x1, 0x0f, 0x05, 0, 0x0c140000, 5, 0x00050000 },
+ { 0x1, 0x10, 0x00, 0, 0x0c290000, 0, 0x00000000 },
+ { 0x1, 0x30, 0x00, 0, 0x20ce0000, 0, 0x00000000 },
+ { 0x1, 0x31, 0x00, 0, 0x0c1f0000, 0, 0x00000000 },
+ { 0x1, 0x31, 0x01, 0, 0x0c200000, 1, 0x00010000 },
+ { 0x1, 0x31, 0x02, 0, 0x0c210000, 2, 0x00020000 },
+ { 0x1, 0x31, 0x03, 0, 0x0c220000, 3, 0x00030000 },
+ { 0x1, 0x32, 0x00, 0, 0x20cc0000, 3, 0x001c0000 },
+ { 0x1, 0x32, 0x01, 0, 0x20c80000, 2, 0x00180000 },
+ { 0x1, 0x32, 0x02, 0, 0x20c00000, 1, 0x00100000 },
+ { 0x1, 0x32, 0x03, 0, 0x20b00000, 0, 0x00000000 },
+ { 0x1, 0x33, 0x00, 0, 0x0c360000, 0, 0x00000000 },
+ { 0x1, 0x33, 0x01, 0, 0x0c370000, 1, 0x00010000 },
+ { 0x1, 0x33, 0x02, 0, 0x0c3a0000, 3, 0x00040000 },
+ { 0x1, 0x33, 0x03, 0, 0x0c380000, 2, 0x00020000 },
+ { 0x1, 0x38, 0x00, 0, 0x0c600000, 0, 0x00000000 },
+ { 0x1, 0x38, 0x01, 0, 0x00000000, 0, 0x00000000 },
+ { 0x1, 0x39, 0x00, 0, 0x0c280000, 0, 0x00000000 },
+ { 0x2, 0x34, 0x00, 0, 0x40000000, 0, 0x40000000 },
+ { 0x2, 0x34, 0x01, 0, 0x80000000, 1, 0x80000000 },
+ { 0x2, 0x36, 0x00, 0, 0x0c400000, 0, 0x0c400000 },
+ { 0x2, 0x36, 0x01, 0, 0x00000000, 0, 0x00000000 },
+ { 0x3, 0x35, 0x00, 0, 0x00000000, 0, 0x00000000 },
+ { 0x3, 0x35, 0x01, 0, 0x00100000, 1, 0x00100000 },
+ { 0x3, 0x35, 0x02, 0, 0x05a00000, 11, 0x05a00000 },
+ { 0x3, 0x35, 0x03, 0, 0x05b00000, 32, 0x05b00000 },
+ { 0x3, 0x35, 0x04, 0, 0x05c00000, 33, 0x05c00000 },
+ { 0x3, 0x35, 0x05, 0, 0x05d00000, 12, 0x05d00000 },
+ { 0x3, 0x35, 0x06, 0, 0x20000000, 19, 0x20000000 },
+ { 0x3, 0x35, 0x07, 0, 0x20100000, 20, 0x20100000 },
+ { 0x3, 0x35, 0x08, 0, 0x20a00000, 24, 0x20a00000 },
+ { 0x3, 0x35, 0x09, 0, 0x20d00000, 25, 0x20d00000 },
+ { 0x3, 0x35, 0x0a, 0, 0x00200000, 2, 0x00200000 },
+ { 0x3, 0x35, 0x0b, 0, 0x05800000, 10, 0x05800000 },
+ { 0x3, 0x35, 0x0c, 0, 0x05e00000, 13, 0x05e00000 },
+ { 0x3, 0x35, 0x0d, 0, 0x20200000, 21, 0x20200000 },
+ { 0x3, 0x35, 0x0e, 0, 0x20800000, 23, 0x20800000 },
+ { 0x3, 0x35, 0x0f, 0, 0x20e00000, 26, 0x20e00000 },
+ { 0x3, 0x35, 0x10, 0, 0x00400000, 3, 0x00400000 },
+ { 0x3, 0x35, 0x11, 0, 0x20400000, 22, 0x20400000 },
+ { 0x3, 0x35, 0x12, 0, 0x00800000, 4, 0x00800000 },
+ { 0x3, 0x35, 0x13, 0, 0x50000000, 9, 0x05000000 },
+ { 0x3, 0x35, 0x14, 0, 0xc0800000, 34, 0x0c800000 },
+ { 0x3, 0x35, 0x15, 0, 0x10000000, 5, 0x01000000 },
+ { 0x3, 0x35, 0x16, 0, 0x30000000, 7, 0x03000000 },
+ { 0x3, 0x35, 0x17, 0, 0x04000000, 8, 0x04000000 },
+ { 0x3, 0x35, 0x18, 0, 0x0d000000, 16, 0x0d000000 },
+ { 0x3, 0x35, 0x19, 0, 0x21000000, 27, 0x21000000 },
+ { 0x3, 0x35, 0x1a, 0, 0x02000000, 6, 0x02000000 },
+ { 0x3, 0x35, 0x1b, 0, 0x06000000, 14, 0x06000000 },
+ { 0x3, 0x35, 0x1c, 0, 0x0e000000, 17, 0x0e000000 },
+ { 0x3, 0x35, 0x1d, 0, 0x22000000, 28, 0x22000000 },
+ { 0x3, 0x35, 0x1e, 0, 0x08000000, 15, 0x08000000 },
+ { 0x3, 0x35, 0x1f, 0, 0x24000000, 29, 0x24000000 },
+ { 0x3, 0x35, 0x20, 0, 0x28000000, 30, 0x28000000 },
+ { 0x3, 0x35, 0x21, 0, 0x10000000, 18, 0x10000000 },
+ { 0x3, 0x35, 0x22, 0, 0x30000000, 31, 0x30000000 },
+ { 0x3, 0x37, 0x00, 0, 0x0c640000, 0, 0x00000000 },
+ { 0x3, 0x20, 0x00, 0, 0x0c3b0000, 0, 0x00000000 },
+ { 0x3, 0x21, 0x00, 0, 0x0c000000, 0, 0x00000000 },
+ { 0x3, 0x22, 0x00, 0, 0x0c040000, 0, 0x00000000 },
+ { 0x3, 0x23, 0x00, 0, 0x0c050000, 0, 0x00000000 },
+ { 0x3, 0x24, 0x00, 0, 0x20cf0000, 0, 0x00000000 },
+ { 0x3, 0x25, 0x00, 0, 0x0c2f0000, 0, 0x00000000 },
+ { 0x3, 0x26, 0x00, 0, 0x0c230000, 0, 0x00000000 },
+ { 0x3, 0x27, 0x00, 0, 0x0c350000, 0, 0x00000000 },
+ { 0x3, 0x28, 0x00, 0, 0x0c301000, 0, 0x00000000 },
+ { 0x3, 0x29, 0x00, 0, 0x0c302000, 0, 0x00000000 },
+ { 0x3, 0x2a, 0x00, 0, 0x0c303000, 0, 0x00000000 },
+ { 0x3, 0x2b, 0x00, 0, 0x0c2a0000, 0, 0x00000000 },
+ { 0x3, 0x2c, 0x00, 0, 0x0c2b0000, 0, 0x00000000 },
+ { 0x3, 0x2c, 0x01, 0, 0x0c2c0000, 1, 0x00010000 },
+ { 0x3, 0x2c, 0x02, 0, 0x0c2d0000, 2, 0x00020000 },
+ { 0x3, 0x2c, 0x03, 0, 0x0c2e0000, 3, 0x00030000 },
+ { 0x3, 0x00, 0x00, 0, 0x0c660000, 0, 0x00000000 },
+ { 0x3, 0x01, 0x00, 0, 0x0c020000, 0, 0x00000000 },
+ { 0x3, 0x02, 0x00, 0, 0x0c030000, 0, 0x00000000 },
+ { 0x3, 0x03, 0x00, 0, 0x0c310000, 0, 0x00000000 },
+ { 0x3, 0x04, 0x00, 0, 0x0c320000, 0, 0x00000000 },
+ { 0x3, 0x05, 0x00, 0, 0x0c0a0000, 2, 0x00040000 },
+ { 0x3, 0x05, 0x01, 0, 0x0c0b0000, 3, 0x00050000 },
+ { 0x3, 0x05, 0x02, 0, 0x0c0e0000, 5, 0x00080000 },
+ { 0x3, 0x05, 0x03, 0, 0x0c060000, 0, 0x00000000 },
+ { 0x3, 0x05, 0x04, 0, 0x0c080000, 1, 0x00020000 },
+ { 0x3, 0x05, 0x05, 0, 0x0c0c0000, 4, 0x00060000 },
+ { 0x3, 0x06, 0x00, 0, 0x0c330000, 0, 0x00000000 },
+ { 0x3, 0x07, 0x00, 0, 0x0c650000, 0, 0x00000000 },
+ { 0x3, 0x08, 0x00, 0, 0x0c3e0000, 0, 0x00000000 },
+ { 0x3, 0x09, 0x00, 0, 0x0c1e0000, 0, 0x00000000 },
+ { 0x3, 0x0a, 0x00, 0, 0x0c150000, 0, 0x00000000 },
+ { 0x3, 0x0a, 0x01, 0, 0x0c160000, 1, 0x00010000 },
+ { 0x3, 0x0a, 0x02, 0, 0x0c170000, 2, 0x00020000 },
+ { 0x3, 0x0a, 0x03, 0, 0x0c180000, 3, 0x00030000 },
+ { 0x3, 0x0a, 0x04, 0, 0x0c190000, 4, 0x00040000 },
+ { 0x3, 0x0a, 0x05, 0, 0x0c1a0000, 5, 0x00050000 },
+ { 0x3, 0x0a, 0x06, 0, 0x0c1b0000, 6, 0x00060000 },
+ { 0x3, 0x0a, 0x07, 0, 0x0c1c0000, 7, 0x00070000 },
+ { 0x3, 0x0a, 0x08, 0, 0x0c1d0000, 8, 0x00080000 },
+ { 0x3, 0x0b, 0x00, 0, 0x0c240000, 0, 0x00000000 },
+ { 0x3, 0x0c, 0x00, 0, 0x0c250000, 0, 0x00000000 },
+ { 0x3, 0x0d, 0x00, 0, 0x0c340000, 0, 0x00000000 },
+ { 0x3, 0x0e, 0x00, 0, 0x0c260000, 0, 0x00000000 },
+ { 0x3, 0x0f, 0x00, 0, 0x0c0f0000, 0, 0x00000000 },
+ { 0x3, 0x0f, 0x01, 0, 0x0c100000, 1, 0x00010000 },
+ { 0x3, 0x0f, 0x02, 0, 0x0c110000, 2, 0x00020000 },
+ { 0x3, 0x0f, 0x03, 0, 0x0c120000, 3, 0x00030000 },
+ { 0x3, 0x0f, 0x04, 0, 0x0c130000, 4, 0x00040000 },
+ { 0x3, 0x0f, 0x05, 0, 0x0c140000, 5, 0x00050000 },
+ { 0x3, 0x10, 0x00, 0, 0x0c290000, 0, 0x00000000 },
+ { 0x3, 0x30, 0x00, 0, 0x20ce0000, 0, 0x00000000 },
+ { 0x3, 0x31, 0x00, 0, 0x0c1f0000, 0, 0x00000000 },
+ { 0x3, 0x31, 0x01, 0, 0x0c200000, 1, 0x00010000 },
+ { 0x3, 0x31, 0x02, 0, 0x0c210000, 2, 0x00020000 },
+ { 0x3, 0x31, 0x03, 0, 0x0c220000, 3, 0x00030000 },
+ { 0x3, 0x32, 0x00, 0, 0x20cc0000, 3, 0x001c0000 },
+ { 0x3, 0x32, 0x01, 0, 0x20c80000, 2, 0x00180000 },
+ { 0x3, 0x32, 0x02, 0, 0x20c00000, 1, 0x00100000 },
+ { 0x3, 0x32, 0x03, 0, 0x20b00000, 0, 0x00000000 },
+ { 0x3, 0x33, 0x00, 0, 0x0c360000, 0, 0x00000000 },
+ { 0x3, 0x33, 0x01, 0, 0x0c370000, 1, 0x00010000 },
+ { 0x3, 0x33, 0x02, 0, 0x0c3a0000, 3, 0x00040000 },
+ { 0x3, 0x33, 0x03, 0, 0x0c380000, 2, 0x00020000 },
+ { 0x3, 0x38, 0x00, 0, 0x0c600000, 0, 0x00000000 },
+ { 0x3, 0x38, 0x01, 0, 0x00000000, 0, 0x00000000 },
+ { 0x3, 0x39, 0x00, 0, 0x0c280000, 0, 0x00000000 }
+};
+
+/*
+ * SCE/RCE NOC aperture lookup table as per file "AON_NOC_Structure.info".
+ */
+static const char * const tegra194_scenoc_routeid_initflow[] = {
+ [0x0] = "cbb_i/I/0",
+ [0x1] = "cpu_m_i/I/0",
+ [0x2] = "cpu_p_i/I/0",
+ [0x3] = "dma_m_i/I/0",
+ [0x4] = "dma_p_i/I/0",
+ [0x5] = "RESERVED",
+ [0x6] = "RESERVED",
+ [0x7] = "RESERVED"
+};
+
+static const char * const tegra194_scenoc_routeid_targflow[] = {
+ [0x00] = "multiport0_t/T/atcm_cfg",
+ [0x01] = "multiport0_t/T/car",
+ [0x02] = "multiport0_t/T/cast",
+ [0x03] = "multiport0_t/T/cfg",
+ [0x04] = "multiport0_t/T/dast",
+ [0x05] = "multiport0_t/T/dma",
+ [0x06] = "multiport0_t/T/err_collator",
+ [0x07] = "multiport0_t/T/err_collator_car",
+ [0x08] = "multiport0_t/T/fpga_misc",
+ [0x09] = "multiport0_t/T/fpga_uart",
+ [0x0a] = "multiport0_t/T/gte",
+ [0x0b] = "multiport0_t/T/hsp",
+ [0x0c] = "multiport0_t/T/misc",
+ [0x0d] = "multiport0_t/T/pm",
+ [0x0e] = "multiport0_t/T/tke",
+ [0x0f] = "RESERVED",
+ [0x10] = "multiport1_t/T/hsm",
+ [0x11] = "multiport1_t/T/vic0",
+ [0x12] = "multiport1_t/T/vic1",
+ [0x13] = "ast0_t/T/0",
+ [0x14] = "ast1_t/T/0",
+ [0x15] = "cbb_t/T/0",
+ [0x16] = "cpu_t/T/0",
+ [0x17] = "sce_noc_firewall/T/0",
+ [0x18] = "svc_t/T/0",
+ [0x19] = "RESERVED",
+ [0x1a] = "RESERVED",
+ [0x1b] = "RESERVED",
+ [0x1c] = "RESERVED",
+ [0x1d] = "RESERVED",
+ [0x1e] = "RESERVED",
+ [0x1f] = "RESERVED"
+};
+
+/*
+ * Fields of SCE/RCE NOC lookup table:
+ * Init flow, Targ flow, Targ subrange, Init mapping, Init localAddress,
+ * Targ mapping, Targ localAddress
+ * ----------------------------------------------------------------------------
+ */
+static const struct tegra194_cbb_aperture tegra194_scenoc_apert_lookup[] = {
+ { 0x0, 0x16, 0x0, 0, 0x0b400000, 0, 0x0b400000 },
+ { 0x0, 0x16, 0x1, 0, 0x0bc00000, 1, 0x0bc00000 },
+ { 0x0, 0x0, 0x0, 0, 0x0b000000, 0, 0x00000000 },
+ { 0x0, 0x0, 0x1, 0, 0x0b800000, 1, 0x00000000 },
+ { 0x0, 0x1, 0x0, 0, 0x20de0000, 3, 0x000e0000 },
+ { 0x0, 0x1, 0x1, 0, 0x210e0000, 7, 0x000e0000 },
+ { 0x0, 0x1, 0x2, 0, 0x20dc0000, 2, 0x000c0000 },
+ { 0x0, 0x1, 0x3, 0, 0x210c0000, 6, 0x000c0000 },
+ { 0x0, 0x1, 0x4, 0, 0x20d80000, 1, 0x00080000 },
+ { 0x0, 0x1, 0x5, 0, 0x21080000, 5, 0x00080000 },
+ { 0x0, 0x1, 0x6, 0, 0x20d00000, 0, 0x00000000 },
+ { 0x0, 0x1, 0x7, 0, 0x21000000, 4, 0x00000000 },
+ { 0x0, 0x2, 0x0, 0, 0x0b040000, 0, 0x00000000 },
+ { 0x0, 0x2, 0x1, 0, 0x0b840000, 1, 0x00000000 },
+ { 0x0, 0x3, 0x0, 0, 0x0b230000, 0, 0x00000000 },
+ { 0x0, 0x3, 0x1, 0, 0x0ba30000, 1, 0x00000000 },
+ { 0x0, 0x4, 0x0, 0, 0x0b050000, 0, 0x00000000 },
+ { 0x0, 0x4, 0x1, 0, 0x0b850000, 1, 0x00000000 },
+ { 0x0, 0x5, 0x0, 0, 0x0b060000, 0, 0x00000000 },
+ { 0x0, 0x5, 0x1, 0, 0x0b070000, 1, 0x00010000 },
+ { 0x0, 0x5, 0x2, 0, 0x0b080000, 2, 0x00020000 },
+ { 0x0, 0x5, 0x3, 0, 0x0b090000, 3, 0x00030000 },
+ { 0x0, 0x5, 0x4, 0, 0x0b0a0000, 4, 0x00040000 },
+ { 0x0, 0x5, 0x5, 0, 0x0b0b0000, 5, 0x00050000 },
+ { 0x0, 0x5, 0x6, 0, 0x0b0c0000, 6, 0x00060000 },
+ { 0x0, 0x5, 0x7, 0, 0x0b0d0000, 7, 0x00070000 },
+ { 0x0, 0x5, 0x8, 0, 0x0b0e0000, 8, 0x00080000 },
+ { 0x0, 0x5, 0x9, 0, 0x0b860000, 9, 0x00000000 },
+ { 0x0, 0x5, 0xa, 0, 0x0b870000, 10, 0x00010000 },
+ { 0x0, 0x5, 0xb, 0, 0x0b880000, 11, 0x00020000 },
+ { 0x0, 0x5, 0xc, 0, 0x0b890000, 12, 0x00030000 },
+ { 0x0, 0x5, 0xd, 0, 0x0b8a0000, 13, 0x00040000 },
+ { 0x0, 0x5, 0xe, 0, 0x0b8b0000, 14, 0x00050000 },
+ { 0x0, 0x5, 0xf, 0, 0x0b8c0000, 15, 0x00060000 },
+ { 0x0, 0x5, 0x10, 0, 0x0b8d0000, 16, 0x00070000 },
+ { 0x0, 0x5, 0x11, 0, 0x0b8e0000, 17, 0x00080000 },
+ { 0x0, 0x6, 0x0, 0, 0x0b650000, 0, 0x00000000 },
+ { 0x0, 0x6, 0x1, 0, 0x0be50000, 1, 0x00000000 },
+ { 0x0, 0x7, 0x0, 0, 0x20df0000, 0, 0x00000000 },
+ { 0x0, 0x7, 0x1, 0, 0x210f0000, 1, 0x00000000 },
+ { 0x0, 0x8, 0x0, 0, 0x0b3e0000, 0, 0x00000000 },
+ { 0x0, 0x8, 0x1, 0, 0x0bbe0000, 1, 0x00000000 },
+ { 0x0, 0x9, 0x0, 0, 0x0b3d0000, 0, 0x00000000 },
+ { 0x0, 0x9, 0x1, 0, 0x0bbd0000, 1, 0x00000000 },
+ { 0x0, 0xa, 0x0, 0, 0x0b1e0000, 0, 0x00000000 },
+ { 0x0, 0xa, 0x1, 0, 0x0b9e0000, 1, 0x00000000 },
+ { 0x0, 0xb, 0x0, 0, 0x0b150000, 0, 0x00000000 },
+ { 0x0, 0xb, 0x1, 0, 0x0b160000, 1, 0x00010000 },
+ { 0x0, 0xb, 0x2, 0, 0x0b170000, 2, 0x00020000 },
+ { 0x0, 0xb, 0x3, 0, 0x0b180000, 3, 0x00030000 },
+ { 0x0, 0xb, 0x4, 0, 0x0b190000, 4, 0x00040000 },
+ { 0x0, 0xb, 0x5, 0, 0x0b1a0000, 5, 0x00050000 },
+ { 0x0, 0xb, 0x6, 0, 0x0b1b0000, 6, 0x00060000 },
+ { 0x0, 0xb, 0x7, 0, 0x0b1c0000, 7, 0x00070000 },
+ { 0x0, 0xb, 0x8, 0, 0x0b1d0000, 8, 0x00080000 },
+ { 0x0, 0xb, 0x9, 0, 0x0b950000, 9, 0x00000000 },
+ { 0x0, 0xb, 0xa, 0, 0x0b960000, 10, 0x00010000 },
+ { 0x0, 0xb, 0xb, 0, 0x0b970000, 11, 0x00020000 },
+ { 0x0, 0xb, 0xc, 0, 0x0b980000, 12, 0x00030000 },
+ { 0x0, 0xb, 0xd, 0, 0x0b990000, 13, 0x00040000 },
+ { 0x0, 0xb, 0xe, 0, 0x0b9a0000, 14, 0x00050000 },
+ { 0x0, 0xb, 0xf, 0, 0x0b9b0000, 15, 0x00060000 },
+ { 0x0, 0xb, 0x10, 0, 0x0b9c0000, 16, 0x00070000 },
+ { 0x0, 0xb, 0x11, 0, 0x0b9d0000, 17, 0x00080000 },
+ { 0x0, 0xc, 0x0, 0, 0x0b660000, 0, 0x00000000 },
+ { 0x0, 0xc, 0x1, 0, 0x0be60000, 1, 0x00000000 },
+ { 0x0, 0xd, 0x0, 0, 0x0b1f0000, 0, 0x00000000 },
+ { 0x0, 0xd, 0x1, 0, 0x0b200000, 1, 0x00010000 },
+ { 0x0, 0xd, 0x2, 0, 0x0b210000, 2, 0x00020000 },
+ { 0x0, 0xd, 0x3, 0, 0x0b220000, 3, 0x00030000 },
+ { 0x0, 0xd, 0x4, 0, 0x0b9f0000, 4, 0x00000000 },
+ { 0x0, 0xd, 0x5, 0, 0x0ba00000, 5, 0x00010000 },
+ { 0x0, 0xd, 0x6, 0, 0x0ba10000, 6, 0x00020000 },
+ { 0x0, 0xd, 0x7, 0, 0x0ba20000, 7, 0x00030000 },
+ { 0x0, 0xe, 0x0, 0, 0x0b0f0000, 0, 0x00000000 },
+ { 0x0, 0xe, 0x1, 0, 0x0b100000, 1, 0x00010000 },
+ { 0x0, 0xe, 0x2, 0, 0x0b110000, 2, 0x00020000 },
+ { 0x0, 0xe, 0x3, 0, 0x0b120000, 3, 0x00030000 },
+ { 0x0, 0xe, 0x4, 0, 0x0b130000, 4, 0x00040000 },
+ { 0x0, 0xe, 0x5, 0, 0x0b140000, 5, 0x00050000 },
+ { 0x0, 0xe, 0x6, 0, 0x0b8f0000, 6, 0x00000000 },
+ { 0x0, 0xe, 0x7, 0, 0x0b900000, 7, 0x00010000 },
+ { 0x0, 0xe, 0x8, 0, 0x0b910000, 8, 0x00020000 },
+ { 0x0, 0xe, 0x9, 0, 0x0b920000, 9, 0x00030000 },
+ { 0x0, 0xe, 0xa, 0, 0x0b930000, 10, 0x00040000 },
+ { 0x0, 0xe, 0xb, 0, 0x0b940000, 11, 0x00050000 },
+ { 0x0, 0x10, 0x0, 0, 0x0b240000, 0, 0x00000000 },
+ { 0x0, 0x10, 0x1, 0, 0x0ba40000, 1, 0x00000000 },
+ { 0x0, 0x11, 0x0, 0, 0x0b020000, 0, 0x00000000 },
+ { 0x0, 0x11, 0x1, 0, 0x0b820000, 1, 0x00000000 },
+ { 0x0, 0x12, 0x0, 0, 0x0b030000, 0, 0x00000000 },
+ { 0x0, 0x12, 0x1, 0, 0x0b830000, 1, 0x00000000 },
+ { 0x0, 0x17, 0x0, 0, 0x0b640000, 0, 0x00000000 },
+ { 0x0, 0x17, 0x1, 0, 0x0be40000, 1, 0x00000000 },
+ { 0x0, 0x18, 0x0, 0, 0x0b600000, 0, 0x00000000 },
+ { 0x0, 0x18, 0x1, 0, 0x0be00000, 1, 0x00000000 },
+ { 0x0, 0x18, 0x2, 0, 0x00000000, 0, 0x00000000 },
+ { 0x0, 0x18, 0x3, 0, 0x00000000, 0, 0x00000000 },
+ { 0x1, 0x13, 0x0, 0, 0x40000000, 0, 0x40000000 },
+ { 0x1, 0x13, 0x1, 1, 0x80000000, 1, 0x80000000 },
+ { 0x1, 0x13, 0x2, 0, 0x00000000, 0, 0x00000000 },
+ { 0x2, 0x15, 0x0, 0, 0x20c00000, 8, 0x20c00000 },
+ { 0x2, 0x15, 0x1, 0, 0x21100000, 22, 0x21100000 },
+ { 0x2, 0x15, 0x2, 0, 0x20e00000, 9, 0x20e00000 },
+ { 0x2, 0x15, 0x3, 0, 0x21200000, 23, 0x21200000 },
+ { 0x2, 0x15, 0x4, 0, 0x20800000, 7, 0x20800000 },
+ { 0x2, 0x15, 0x5, 0, 0x21400000, 24, 0x21400000 },
+ { 0x2, 0x15, 0x6, 0, 0x0b000000, 18, 0x0b000000 },
+ { 0x2, 0x15, 0x7, 0, 0x0b800000, 3, 0x0b800000 },
+ { 0x2, 0x15, 0x8, 0, 0x20000000, 6, 0x20000000 },
+ { 0x2, 0x15, 0x9, 0, 0x21800000, 25, 0x21800000 },
+ { 0x2, 0x15, 0xa, 0, 0x0a000000, 2, 0x0a000000 },
+ { 0x2, 0x15, 0xb, 0, 0x0a000000, 17, 0x0a000000 },
+ { 0x2, 0x15, 0xc, 0, 0x20000000, 21, 0x20000000 },
+ { 0x2, 0x15, 0xd, 0, 0x21000000, 10, 0x21000000 },
+ { 0x2, 0x15, 0xe, 0, 0x08000000, 1, 0x08000000 },
+ { 0x2, 0x15, 0xf, 0, 0x08000000, 16, 0x08000000 },
+ { 0x2, 0x15, 0x10, 0, 0x22000000, 11, 0x22000000 },
+ { 0x2, 0x15, 0x11, 0, 0x22000000, 26, 0x22000000 },
+ { 0x2, 0x15, 0x12, 0, 0x0c000000, 4, 0x0c000000 },
+ { 0x2, 0x15, 0x13, 0, 0x0c000000, 19, 0x0c000000 },
+ { 0x2, 0x15, 0x14, 0, 0x24000000, 12, 0x24000000 },
+ { 0x2, 0x15, 0x15, 0, 0x24000000, 27, 0x24000000 },
+ { 0x2, 0x15, 0x16, 0, 0x00000000, 0, 0x00000000 },
+ { 0x2, 0x15, 0x17, 0, 0x00000000, 15, 0x00000000 },
+ { 0x2, 0x15, 0x18, 0, 0x28000000, 13, 0x28000000 },
+ { 0x2, 0x15, 0x19, 0, 0x28000000, 28, 0x28000000 },
+ { 0x2, 0x15, 0x1a, 0, 0x10000000, 5, 0x10000000 },
+ { 0x2, 0x15, 0x1b, 0, 0x10000000, 20, 0x10000000 },
+ { 0x2, 0x15, 0x1c, 0, 0x30000000, 14, 0x30000000 },
+ { 0x2, 0x15, 0x1d, 0, 0x30000000, 29, 0x30000000 },
+ { 0x2, 0x0, 0x0, 0, 0x0b000000, 0, 0x00000000 },
+ { 0x2, 0x0, 0x1, 0, 0x0b800000, 1, 0x00000000 },
+ { 0x2, 0x1, 0x0, 0, 0x20de0000, 3, 0x000e0000 },
+ { 0x2, 0x1, 0x1, 0, 0x210e0000, 7, 0x000e0000 },
+ { 0x2, 0x1, 0x2, 0, 0x20dc0000, 2, 0x000c0000 },
+ { 0x2, 0x1, 0x3, 0, 0x210c0000, 6, 0x000c0000 },
+ { 0x2, 0x1, 0x4, 0, 0x20d80000, 1, 0x00080000 },
+ { 0x2, 0x1, 0x5, 0, 0x21080000, 5, 0x00080000 },
+ { 0x2, 0x1, 0x6, 0, 0x20d00000, 0, 0x00000000 },
+ { 0x2, 0x1, 0x7, 0, 0x21000000, 4, 0x00000000 },
+ { 0x2, 0x2, 0x0, 0, 0x0b040000, 0, 0x00000000 },
+ { 0x2, 0x2, 0x1, 0, 0x0b840000, 1, 0x00000000 },
+ { 0x2, 0x3, 0x0, 0, 0x0b230000, 0, 0x00000000 },
+ { 0x2, 0x3, 0x1, 0, 0x0ba30000, 1, 0x00000000 },
+ { 0x2, 0x4, 0x0, 0, 0x0b050000, 0, 0x00000000 },
+ { 0x2, 0x4, 0x1, 0, 0x0b850000, 1, 0x00000000 },
+ { 0x2, 0x5, 0x0, 0, 0x0b060000, 0, 0x00000000 },
+ { 0x2, 0x5, 0x1, 0, 0x0b070000, 1, 0x00010000 },
+ { 0x2, 0x5, 0x2, 0, 0x0b080000, 2, 0x00020000 },
+ { 0x2, 0x5, 0x3, 0, 0x0b090000, 3, 0x00030000 },
+ { 0x2, 0x5, 0x4, 0, 0x0b0a0000, 4, 0x00040000 },
+ { 0x2, 0x5, 0x5, 0, 0x0b0b0000, 5, 0x00050000 },
+ { 0x2, 0x5, 0x6, 0, 0x0b0c0000, 6, 0x00060000 },
+ { 0x2, 0x5, 0x7, 0, 0x0b0d0000, 7, 0x00070000 },
+ { 0x2, 0x5, 0x8, 0, 0x0b0e0000, 8, 0x00080000 },
+ { 0x2, 0x5, 0x9, 0, 0x0b860000, 9, 0x00000000 },
+ { 0x2, 0x5, 0xa, 0, 0x0b870000, 10, 0x00010000 },
+ { 0x2, 0x5, 0xb, 0, 0x0b880000, 11, 0x00020000 },
+ { 0x2, 0x5, 0xc, 0, 0x0b890000, 12, 0x00030000 },
+ { 0x2, 0x5, 0xd, 0, 0x0b8a0000, 13, 0x00040000 },
+ { 0x2, 0x5, 0xe, 0, 0x0b8b0000, 14, 0x00050000 },
+ { 0x2, 0x5, 0xf, 0, 0x0b8c0000, 15, 0x00060000 },
+ { 0x2, 0x5, 0x10, 0, 0x0b8d0000, 16, 0x00070000 },
+ { 0x2, 0x5, 0x11, 0, 0x0b8e0000, 17, 0x00080000 },
+ { 0x2, 0x6, 0x0, 0, 0x0b650000, 0, 0x00000000 },
+ { 0x2, 0x6, 0x1, 0, 0x0be50000, 1, 0x00000000 },
+ { 0x2, 0x7, 0x0, 0, 0x20df0000, 0, 0x00000000 },
+ { 0x2, 0x7, 0x1, 0, 0x210f0000, 1, 0x00000000 },
+ { 0x2, 0x8, 0x0, 0, 0x0b3e0000, 0, 0x00000000 },
+ { 0x2, 0x8, 0x1, 0, 0x0bbe0000, 1, 0x00000000 },
+ { 0x2, 0x9, 0x0, 0, 0x0b3d0000, 0, 0x00000000 },
+ { 0x2, 0x9, 0x1, 0, 0x0bbd0000, 1, 0x00000000 },
+ { 0x2, 0xa, 0x0, 0, 0x0b1e0000, 0, 0x00000000 },
+ { 0x2, 0xa, 0x1, 0, 0x0b9e0000, 1, 0x00000000 },
+ { 0x2, 0xb, 0x0, 0, 0x0b150000, 0, 0x00000000 },
+ { 0x2, 0xb, 0x1, 0, 0x0b160000, 1, 0x00010000 },
+ { 0x2, 0xb, 0x2, 0, 0x0b170000, 2, 0x00020000 },
+ { 0x2, 0xb, 0x3, 0, 0x0b180000, 3, 0x00030000 },
+ { 0x2, 0xb, 0x4, 0, 0x0b190000, 4, 0x00040000 },
+ { 0x2, 0xb, 0x5, 0, 0x0b1a0000, 5, 0x00050000 },
+ { 0x2, 0xb, 0x6, 0, 0x0b1b0000, 6, 0x00060000 },
+ { 0x2, 0xb, 0x7, 0, 0x0b1c0000, 7, 0x00070000 },
+ { 0x2, 0xb, 0x8, 0, 0x0b1d0000, 8, 0x00080000 },
+ { 0x2, 0xb, 0x9, 0, 0x0b950000, 9, 0x00000000 },
+ { 0x2, 0xb, 0xa, 0, 0x0b960000, 10, 0x00010000 },
+ { 0x2, 0xb, 0xb, 0, 0x0b970000, 11, 0x00020000 },
+ { 0x2, 0xb, 0xc, 0, 0x0b980000, 12, 0x00030000 },
+ { 0x2, 0xb, 0xd, 0, 0x0b990000, 13, 0x00040000 },
+ { 0x2, 0xb, 0xe, 0, 0x0b9a0000, 14, 0x00050000 },
+ { 0x2, 0xb, 0xf, 0, 0x0b9b0000, 15, 0x00060000 },
+ { 0x2, 0xb, 0x10, 0, 0x0b9c0000, 16, 0x00070000 },
+ { 0x2, 0xb, 0x11, 0, 0x0b9d0000, 17, 0x00080000 },
+ { 0x2, 0xc, 0x0, 0, 0x0b660000, 0, 0x00000000 },
+ { 0x2, 0xc, 0x1, 0, 0x0be60000, 1, 0x00000000 },
+ { 0x2, 0xd, 0x0, 0, 0x0b1f0000, 0, 0x00000000 },
+ { 0x2, 0xd, 0x1, 0, 0x0b200000, 1, 0x00010000 },
+ { 0x2, 0xd, 0x2, 0, 0x0b210000, 2, 0x00020000 },
+ { 0x2, 0xd, 0x3, 0, 0x0b220000, 3, 0x00030000 },
+ { 0x2, 0xd, 0x4, 0, 0x0b9f0000, 4, 0x00000000 },
+ { 0x2, 0xd, 0x5, 0, 0x0ba00000, 5, 0x00010000 },
+ { 0x2, 0xd, 0x6, 0, 0x0ba10000, 6, 0x00020000 },
+ { 0x2, 0xd, 0x7, 0, 0x0ba20000, 7, 0x00030000 },
+ { 0x2, 0xe, 0x0, 0, 0x0b0f0000, 0, 0x00000000 },
+ { 0x2, 0xe, 0x1, 0, 0x0b100000, 1, 0x00010000 },
+ { 0x2, 0xe, 0x2, 0, 0x0b110000, 2, 0x00020000 },
+ { 0x2, 0xe, 0x3, 0, 0x0b120000, 3, 0x00030000 },
+ { 0x2, 0xe, 0x4, 0, 0x0b130000, 4, 0x00040000 },
+ { 0x2, 0xe, 0x5, 0, 0x0b140000, 5, 0x00050000 },
+ { 0x2, 0xe, 0x6, 0, 0x0b8f0000, 6, 0x00000000 },
+ { 0x2, 0xe, 0x7, 0, 0x0b900000, 7, 0x00010000 },
+ { 0x2, 0xe, 0x8, 0, 0x0b910000, 8, 0x00020000 },
+ { 0x2, 0xe, 0x9, 0, 0x0b920000, 9, 0x00030000 },
+ { 0x2, 0xe, 0xa, 0, 0x0b930000, 10, 0x00040000 },
+ { 0x2, 0xe, 0xb, 0, 0x0b940000, 11, 0x00050000 },
+ { 0x2, 0x10, 0x0, 0, 0x0b240000, 0, 0x00000000 },
+ { 0x2, 0x10, 0x1, 0, 0x0ba40000, 1, 0x00000000 },
+ { 0x2, 0x11, 0x0, 0, 0x0b020000, 0, 0x00000000 },
+ { 0x2, 0x11, 0x1, 0, 0x0b820000, 1, 0x00000000 },
+ { 0x2, 0x12, 0x0, 0, 0x0b030000, 0, 0x00000000 },
+ { 0x2, 0x12, 0x1, 0, 0x0b830000, 1, 0x00000000 },
+ { 0x2, 0x17, 0x0, 0, 0x0b640000, 0, 0x00000000 },
+ { 0x2, 0x17, 0x1, 0, 0x0be40000, 1, 0x00000000 },
+ { 0x2, 0x18, 0x0, 0, 0x0b600000, 0, 0x00000000 },
+ { 0x2, 0x18, 0x1, 0, 0x0be00000, 1, 0x00000000 },
+ { 0x2, 0x18, 0x2, 0, 0x00000000, 0, 0x00000000 },
+ { 0x2, 0x18, 0x3, 0, 0x00000000, 0, 0x00000000 },
+ { 0x3, 0x14, 0x0, 0, 0x40000000, 0, 0x40000000 },
+ { 0x3, 0x14, 0x1, 1, 0x80000000, 1, 0x80000000 },
+ { 0x3, 0x16, 0x0, 2, 0x0b400000, 0, 0x0b400000 },
+ { 0x3, 0x16, 0x1, 2, 0x0bc00000, 1, 0x0bc00000 },
+ { 0x3, 0x16, 0x2, 0, 0x00000000, 0, 0x00000000 },
+ { 0x3, 0x16, 0x3, 0, 0x00000000, 0, 0x00000000 },
+ { 0x4, 0x15, 0x0, 0, 0x20c00000, 8, 0x20c00000 },
+ { 0x4, 0x15, 0x1, 0, 0x21100000, 22, 0x21100000 },
+ { 0x4, 0x15, 0x2, 0, 0x20e00000, 9, 0x20e00000 },
+ { 0x4, 0x15, 0x3, 0, 0x21200000, 23, 0x21200000 },
+ { 0x4, 0x15, 0x4, 0, 0x20800000, 7, 0x20800000 },
+ { 0x4, 0x15, 0x5, 0, 0x21400000, 24, 0x21400000 },
+ { 0x4, 0x15, 0x6, 0, 0x0b000000, 18, 0x0b000000 },
+ { 0x4, 0x15, 0x7, 0, 0x0b800000, 3, 0x0b800000 },
+ { 0x4, 0x15, 0x8, 0, 0x20000000, 6, 0x20000000 },
+ { 0x4, 0x15, 0x9, 0, 0x21800000, 25, 0x21800000 },
+ { 0x4, 0x15, 0xa, 0, 0x0a000000, 2, 0x0a000000 },
+ { 0x4, 0x15, 0xb, 0, 0x0a000000, 17, 0x0a000000 },
+ { 0x4, 0x15, 0xc, 0, 0x20000000, 21, 0x20000000 },
+ { 0x4, 0x15, 0xd, 0, 0x21000000, 10, 0x21000000 },
+ { 0x4, 0x15, 0xe, 0, 0x08000000, 1, 0x08000000 },
+ { 0x4, 0x15, 0xf, 0, 0x08000000, 16, 0x08000000 },
+ { 0x4, 0x15, 0x10, 0, 0x22000000, 11, 0x22000000 },
+ { 0x4, 0x15, 0x11, 0, 0x22000000, 26, 0x22000000 },
+ { 0x4, 0x15, 0x12, 0, 0x0c000000, 4, 0x0c000000 },
+ { 0x4, 0x15, 0x13, 0, 0x0c000000, 19, 0x0c000000 },
+ { 0x4, 0x15, 0x14, 0, 0x24000000, 12, 0x24000000 },
+ { 0x4, 0x15, 0x15, 0, 0x24000000, 27, 0x24000000 },
+ { 0x4, 0x15, 0x16, 0, 0x00000000, 0, 0x00000000 },
+ { 0x4, 0x15, 0x17, 0, 0x00000000, 15, 0x00000000 },
+ { 0x4, 0x15, 0x18, 0, 0x28000000, 13, 0x28000000 },
+ { 0x4, 0x15, 0x19, 0, 0x28000000, 28, 0x28000000 },
+ { 0x4, 0x15, 0x1a, 0, 0x10000000, 5, 0x10000000 },
+ { 0x4, 0x15, 0x1b, 0, 0x10000000, 20, 0x10000000 },
+ { 0x4, 0x15, 0x1c, 0, 0x30000000, 14, 0x30000000 },
+ { 0x4, 0x15, 0x1d, 0, 0x30000000, 29, 0x30000000 },
+ { 0x4, 0x0, 0x0, 0, 0x0b000000, 0, 0x00000000 },
+ { 0x4, 0x0, 0x1, 0, 0x0b800000, 1, 0x00000000 },
+ { 0x4, 0x1, 0x0, 0, 0x20de0000, 3, 0x000e0000 },
+ { 0x4, 0x1, 0x1, 0, 0x210e0000, 7, 0x000e0000 },
+ { 0x4, 0x1, 0x2, 0, 0x20dc0000, 2, 0x000c0000 },
+ { 0x4, 0x1, 0x3, 0, 0x210c0000, 6, 0x000c0000 },
+ { 0x4, 0x1, 0x4, 0, 0x20d80000, 1, 0x00080000 },
+ { 0x4, 0x1, 0x5, 0, 0x21080000, 5, 0x00080000 },
+ { 0x4, 0x1, 0x6, 0, 0x20d00000, 0, 0x00000000 },
+ { 0x4, 0x1, 0x7, 0, 0x21000000, 4, 0x00000000 },
+ { 0x4, 0x2, 0x0, 0, 0x0b040000, 0, 0x00000000 },
+ { 0x4, 0x2, 0x1, 0, 0x0b840000, 1, 0x00000000 },
+ { 0x4, 0x3, 0x0, 0, 0x0b230000, 0, 0x00000000 },
+ { 0x4, 0x3, 0x1, 0, 0x0ba30000, 1, 0x00000000 },
+ { 0x4, 0x4, 0x0, 0, 0x0b050000, 0, 0x00000000 },
+ { 0x4, 0x4, 0x1, 0, 0x0b850000, 1, 0x00000000 },
+ { 0x4, 0x5, 0x0, 0, 0x0b060000, 0, 0x00000000 },
+ { 0x4, 0x5, 0x1, 0, 0x0b070000, 1, 0x00010000 },
+ { 0x4, 0x5, 0x2, 0, 0x0b080000, 2, 0x00020000 },
+ { 0x4, 0x5, 0x3, 0, 0x0b090000, 3, 0x00030000 },
+ { 0x4, 0x5, 0x4, 0, 0x0b0a0000, 4, 0x00040000 },
+ { 0x4, 0x5, 0x5, 0, 0x0b0b0000, 5, 0x00050000 },
+ { 0x4, 0x5, 0x6, 0, 0x0b0c0000, 6, 0x00060000 },
+ { 0x4, 0x5, 0x7, 0, 0x0b0d0000, 7, 0x00070000 },
+ { 0x4, 0x5, 0x8, 0, 0x0b0e0000, 8, 0x00080000 },
+ { 0x4, 0x5, 0x9, 0, 0x0b860000, 9, 0x00000000 },
+ { 0x4, 0x5, 0xa, 0, 0x0b870000, 10, 0x00010000 },
+ { 0x4, 0x5, 0xb, 0, 0x0b880000, 11, 0x00020000 },
+ { 0x4, 0x5, 0xc, 0, 0x0b890000, 12, 0x00030000 },
+ { 0x4, 0x5, 0xd, 0, 0x0b8a0000, 13, 0x00040000 },
+ { 0x4, 0x5, 0xe, 0, 0x0b8b0000, 14, 0x00050000 },
+ { 0x4, 0x5, 0xf, 0, 0x0b8c0000, 15, 0x00060000 },
+ { 0x4, 0x5, 0x10, 0, 0x0b8d0000, 16, 0x00070000 },
+ { 0x4, 0x5, 0x11, 0, 0x0b8e0000, 17, 0x00080000 },
+ { 0x4, 0x6, 0x0, 0, 0x0b650000, 0, 0x00000000 },
+ { 0x4, 0x6, 0x1, 0, 0x0be50000, 1, 0x00000000 },
+ { 0x4, 0x7, 0x0, 0, 0x20df0000, 0, 0x00000000 },
+ { 0x4, 0x7, 0x1, 0, 0x210f0000, 1, 0x00000000 },
+ { 0x4, 0x8, 0x0, 0, 0x0b3e0000, 0, 0x00000000 },
+ { 0x4, 0x8, 0x1, 0, 0x0bbe0000, 1, 0x00000000 },
+ { 0x4, 0x9, 0x0, 0, 0x0b3d0000, 0, 0x00000000 },
+ { 0x4, 0x9, 0x1, 0, 0x0bbd0000, 1, 0x00000000 },
+ { 0x4, 0xa, 0x0, 0, 0x0b1e0000, 0, 0x00000000 },
+ { 0x4, 0xa, 0x1, 0, 0x0b9e0000, 1, 0x00000000 },
+ { 0x4, 0xb, 0x0, 0, 0x0b150000, 0, 0x00000000 },
+ { 0x4, 0xb, 0x1, 0, 0x0b160000, 1, 0x00010000 },
+ { 0x4, 0xb, 0x2, 0, 0x0b170000, 2, 0x00020000 },
+ { 0x4, 0xb, 0x3, 0, 0x0b180000, 3, 0x00030000 },
+ { 0x4, 0xb, 0x4, 0, 0x0b190000, 4, 0x00040000 },
+ { 0x4, 0xb, 0x5, 0, 0x0b1a0000, 5, 0x00050000 },
+ { 0x4, 0xb, 0x6, 0, 0x0b1b0000, 6, 0x00060000 },
+ { 0x4, 0xb, 0x7, 0, 0x0b1c0000, 7, 0x00070000 },
+ { 0x4, 0xb, 0x8, 0, 0x0b1d0000, 8, 0x00080000 },
+ { 0x4, 0xb, 0x9, 0, 0x0b950000, 9, 0x00000000 },
+ { 0x4, 0xb, 0xa, 0, 0x0b960000, 10, 0x00010000 },
+ { 0x4, 0xb, 0xb, 0, 0x0b970000, 11, 0x00020000 },
+ { 0x4, 0xb, 0xc, 0, 0x0b980000, 12, 0x00030000 },
+ { 0x4, 0xb, 0xd, 0, 0x0b990000, 13, 0x00040000 },
+ { 0x4, 0xb, 0xe, 0, 0x0b9a0000, 14, 0x00050000 },
+ { 0x4, 0xb, 0xf, 0, 0x0b9b0000, 15, 0x00060000 },
+ { 0x4, 0xb, 0x10, 0, 0x0b9c0000, 16, 0x00070000 },
+ { 0x4, 0xb, 0x11, 0, 0x0b9d0000, 17, 0x00080000 },
+ { 0x4, 0xc, 0x0, 0, 0x0b660000, 0, 0x00000000 },
+ { 0x4, 0xc, 0x1, 0, 0x0be60000, 1, 0x00000000 },
+ { 0x4, 0xd, 0x0, 0, 0x0b1f0000, 0, 0x00000000 },
+ { 0x4, 0xd, 0x1, 0, 0x0b200000, 1, 0x00010000 },
+ { 0x4, 0xd, 0x2, 0, 0x0b210000, 2, 0x00020000 },
+ { 0x4, 0xd, 0x3, 0, 0x0b220000, 3, 0x00030000 },
+ { 0x4, 0xd, 0x4, 0, 0x0b9f0000, 4, 0x00000000 },
+ { 0x4, 0xd, 0x5, 0, 0x0ba00000, 5, 0x00010000 },
+ { 0x4, 0xd, 0x6, 0, 0x0ba10000, 6, 0x00020000 },
+ { 0x4, 0xd, 0x7, 0, 0x0ba20000, 7, 0x00030000 },
+ { 0x4, 0xe, 0x0, 0, 0x0b0f0000, 0, 0x00000000 },
+ { 0x4, 0xe, 0x1, 0, 0x0b100000, 1, 0x00010000 },
+ { 0x4, 0xe, 0x2, 0, 0x0b110000, 2, 0x00020000 },
+ { 0x4, 0xe, 0x3, 0, 0x0b120000, 3, 0x00030000 },
+ { 0x4, 0xe, 0x4, 0, 0x0b130000, 4, 0x00040000 },
+ { 0x4, 0xe, 0x5, 0, 0x0b140000, 5, 0x00050000 },
+ { 0x4, 0xe, 0x6, 0, 0x0b8f0000, 6, 0x00000000 },
+ { 0x4, 0xe, 0x7, 0, 0x0b900000, 7, 0x00010000 },
+ { 0x4, 0xe, 0x8, 0, 0x0b910000, 8, 0x00020000 },
+ { 0x4, 0xe, 0x9, 0, 0x0b920000, 9, 0x00030000 },
+ { 0x4, 0xe, 0xa, 0, 0x0b930000, 10, 0x00040000 },
+ { 0x4, 0xe, 0xb, 0, 0x0b940000, 11, 0x00050000 },
+ { 0x4, 0x10, 0x0, 0, 0x0b240000, 0, 0x00000000 },
+ { 0x4, 0x10, 0x1, 0, 0x0ba40000, 1, 0x00000000 },
+ { 0x4, 0x11, 0x0, 0, 0x0b020000, 0, 0x00000000 },
+ { 0x4, 0x11, 0x1, 0, 0x0b820000, 1, 0x00000000 },
+ { 0x4, 0x12, 0x0, 0, 0x0b030000, 0, 0x00000000 },
+ { 0x4, 0x12, 0x1, 0, 0x0b830000, 1, 0x00000000 },
+ { 0x4, 0x17, 0x0, 0, 0x0b640000, 0, 0x00000000 },
+ { 0x4, 0x17, 0x1, 0, 0x0be40000, 1, 0x00000000 },
+ { 0x4, 0x18, 0x0, 0, 0x0b600000, 0, 0x00000000 },
+ { 0x4, 0x18, 0x1, 0, 0x0be00000, 1, 0x00000000 },
+ { 0x4, 0x18, 0x2, 0, 0x00000000, 0, 0x00000000 },
+ { 0x4, 0x18, 0x3, 0, 0x00000000, 0, 0x00000000 }
+};
+
+static void cbbcentralnoc_parse_routeid(struct tegra194_cbb_aperture *info, u64 routeid)
+{
+ info->initflow = FIELD_GET(CBB_NOC_INITFLOW, routeid);
+ info->targflow = FIELD_GET(CBB_NOC_TARGFLOW, routeid);
+ info->targ_subrange = FIELD_GET(CBB_NOC_TARG_SUBRANGE, routeid);
+ info->seqid = FIELD_GET(CBB_NOC_SEQID, routeid);
+}
+
+static void bpmpnoc_parse_routeid(struct tegra194_cbb_aperture *info, u64 routeid)
+{
+ info->initflow = FIELD_GET(BPMP_NOC_INITFLOW, routeid);
+ info->targflow = FIELD_GET(BPMP_NOC_TARGFLOW, routeid);
+ info->targ_subrange = FIELD_GET(BPMP_NOC_TARG_SUBRANGE, routeid);
+ info->seqid = FIELD_GET(BPMP_NOC_SEQID, routeid);
+}
+
+static void aonnoc_parse_routeid(struct tegra194_cbb_aperture *info, u64 routeid)
+{
+ info->initflow = FIELD_GET(AON_NOC_INITFLOW, routeid);
+ info->targflow = FIELD_GET(AON_NOC_TARGFLOW, routeid);
+ info->targ_subrange = FIELD_GET(AON_NOC_TARG_SUBRANGE, routeid);
+ info->seqid = FIELD_GET(AON_NOC_SEQID, routeid);
+}
+
+static void scenoc_parse_routeid(struct tegra194_cbb_aperture *info, u64 routeid)
+{
+ info->initflow = FIELD_GET(SCE_NOC_INITFLOW, routeid);
+ info->targflow = FIELD_GET(SCE_NOC_TARGFLOW, routeid);
+ info->targ_subrange = FIELD_GET(SCE_NOC_TARG_SUBRANGE, routeid);
+ info->seqid = FIELD_GET(SCE_NOC_SEQID, routeid);
+}
+
+static void cbbcentralnoc_parse_userbits(struct tegra194_cbb_userbits *usrbits, u32 elog_5)
+{
+ usrbits->axcache = FIELD_GET(CBB_NOC_AXCACHE, elog_5);
+ usrbits->non_mod = FIELD_GET(CBB_NOC_NON_MOD, elog_5);
+ usrbits->axprot = FIELD_GET(CBB_NOC_AXPROT, elog_5);
+ usrbits->falconsec = FIELD_GET(CBB_NOC_FALCONSEC, elog_5);
+ usrbits->grpsec = FIELD_GET(CBB_NOC_GRPSEC, elog_5);
+ usrbits->vqc = FIELD_GET(CBB_NOC_VQC, elog_5);
+ usrbits->mstr_id = FIELD_GET(CBB_NOC_MSTR_ID, elog_5) - 1;
+ usrbits->axi_id = FIELD_GET(CBB_NOC_AXI_ID, elog_5);
+}
+
+static void clusternoc_parse_userbits(struct tegra194_cbb_userbits *usrbits, u32 elog_5)
+{
+ usrbits->axcache = FIELD_GET(CLUSTER_NOC_AXCACHE, elog_5);
+ usrbits->axprot = FIELD_GET(CLUSTER_NOC_AXCACHE, elog_5);
+ usrbits->falconsec = FIELD_GET(CLUSTER_NOC_FALCONSEC, elog_5);
+ usrbits->grpsec = FIELD_GET(CLUSTER_NOC_GRPSEC, elog_5);
+ usrbits->vqc = FIELD_GET(CLUSTER_NOC_VQC, elog_5);
+ usrbits->mstr_id = FIELD_GET(CLUSTER_NOC_MSTR_ID, elog_5) - 1;
+}
+
+static void tegra194_cbb_fault_enable(struct tegra_cbb *cbb)
+{
+ struct tegra194_cbb *priv = to_tegra194_cbb(cbb);
+
+ writel(1, priv->regs + ERRLOGGER_0_FAULTEN_0);
+ writel(1, priv->regs + ERRLOGGER_1_FAULTEN_0);
+ writel(1, priv->regs + ERRLOGGER_2_FAULTEN_0);
+}
+
+static void tegra194_cbb_stall_enable(struct tegra_cbb *cbb)
+{
+ struct tegra194_cbb *priv = to_tegra194_cbb(cbb);
+
+ writel(1, priv->regs + ERRLOGGER_0_STALLEN_0);
+ writel(1, priv->regs + ERRLOGGER_1_STALLEN_0);
+ writel(1, priv->regs + ERRLOGGER_2_STALLEN_0);
+}
+
+static void tegra194_cbb_error_clear(struct tegra_cbb *cbb)
+{
+ struct tegra194_cbb *priv = to_tegra194_cbb(cbb);
+
+ writel(1, priv->regs + ERRLOGGER_0_ERRCLR_0);
+ writel(1, priv->regs + ERRLOGGER_1_ERRCLR_0);
+ writel(1, priv->regs + ERRLOGGER_2_ERRCLR_0);
+ dsb(sy);
+}
+
+static u32 tegra194_cbb_get_status(struct tegra_cbb *cbb)
+{
+ struct tegra194_cbb *priv = to_tegra194_cbb(cbb);
+ u32 value;
+
+ value = readl(priv->regs + ERRLOGGER_0_ERRVLD_0);
+ value |= (readl(priv->regs + ERRLOGGER_1_ERRVLD_0) << 1);
+ value |= (readl(priv->regs + ERRLOGGER_2_ERRVLD_0) << 2);
+
+ dsb(sy);
+ return value;
+}
+
+static u32 tegra194_axi2apb_status(void __iomem *addr)
+{
+ u32 value;
+
+ value = readl(addr + DMAAPB_X_RAW_INTERRUPT_STATUS);
+ writel(0xffffffff, addr + DMAAPB_X_RAW_INTERRUPT_STATUS);
+
+ return value;
+}
+
+static bool tegra194_axi2apb_fatal(struct seq_file *file, unsigned int bridge, u32 status)
+{
+ bool is_fatal = true;
+ size_t i;
+
+ for (i = 0; i < ARRAY_SIZE(tegra194_axi2apb_error); i++) {
+ if (status & BIT(i)) {
+ tegra_cbb_print_err(file, "\t AXI2APB_%d bridge error: %s\n",
+ bridge + 1, tegra194_axi2apb_error[i]);
+ if (strstr(tegra194_axi2apb_error[i], "Firewall"))
+ is_fatal = false;
+ }
+ }
+
+ return is_fatal;
+}
+
+/*
+ * Fetch InitlocalAddress from NOC Aperture lookup table
+ * using Targflow, Targsubrange
+ */
+static u32 get_init_localaddress(const struct tegra194_cbb_aperture *info,
+ const struct tegra194_cbb_aperture *aper, unsigned int max)
+{
+ unsigned int t_f = 0, t_sr = 0;
+ u32 addr = 0;
+
+ for (t_f = 0; t_f < max; t_f++) {
+ if (aper[t_f].targflow == info->targflow) {
+ t_sr = t_f;
+
+ do {
+ if (aper[t_sr].targ_subrange == info->targ_subrange) {
+ addr = aper[t_sr].init_localaddress;
+ return addr;
+ }
+
+ if (t_sr >= max)
+ return 0;
+
+ t_sr++;
+ } while (aper[t_sr].targflow == aper[t_sr - 1].targflow);
+
+ t_f = t_sr;
+ }
+ }
+
+ return addr;
+}
+
+static void print_errlog5(struct seq_file *file, struct tegra194_cbb *cbb)
+{
+ struct tegra194_cbb_userbits userbits;
+
+ cbb->noc->parse_userbits(&userbits, cbb->errlog5);
+
+ if (!strcmp(cbb->noc->name, "cbb-noc")) {
+ tegra_cbb_print_err(file, "\t Non-Modify\t\t: %#x\n", userbits.non_mod);
+ tegra_cbb_print_err(file, "\t AXI ID\t\t: %#x\n", userbits.axi_id);
+ }
+
+ tegra_cbb_print_err(file, "\t Master ID\t\t: %s\n",
+ cbb->noc->master_id[userbits.mstr_id]);
+ tegra_cbb_print_err(file, "\t Security Group(GRPSEC): %#x\n", userbits.grpsec);
+ tegra_cbb_print_cache(file, userbits.axcache);
+ tegra_cbb_print_prot(file, userbits.axprot);
+ tegra_cbb_print_err(file, "\t FALCONSEC\t\t: %#x\n", userbits.falconsec);
+ tegra_cbb_print_err(file, "\t Virtual Queuing Channel(VQC): %#x\n", userbits.vqc);
+}
+
+/*
+ * Fetch Base Address/InitlocalAddress from NOC aperture lookup table using TargFlow &
+ * Targ_subRange extracted from RouteId. Perform address reconstruction as below:
+ *
+ * Address = Base Address + (ErrLog3 + ErrLog4)
+ */
+static void
+print_errlog3_4(struct seq_file *file, u32 errlog3, u32 errlog4,
+ const struct tegra194_cbb_aperture *info,
+ const struct tegra194_cbb_aperture *aperture, unsigned int max)
+{
+ u64 addr = (u64)errlog4 << 32 | errlog3;
+
+ /*
+ * If errlog4[7] = "1", then it's a joker entry. Joker entries are a rare phenomenon and
+ * such addresses are not reliable. Debugging should be done using only the RouteId
+ * information.
+ */
+ if (errlog4 & 0x80)
+ tegra_cbb_print_err(file, "\t debug using RouteId alone as below address is a "
+ "joker entry and not reliable");
+
+ addr += get_init_localaddress(info, aperture, max);
+
+ tegra_cbb_print_err(file, "\t Address accessed\t: %#llx\n", addr);
+}
+
+/*
+ * Get RouteId from ErrLog1+ErrLog2 registers and fetch values of
+ * InitFlow, TargFlow, Targ_subRange and SeqId values from RouteId
+ */
+static void
+print_errlog1_2(struct seq_file *file, struct tegra194_cbb *cbb,
+ struct tegra194_cbb_aperture *info)
+{
+ u64 routeid = (u64)cbb->errlog2 << 32 | cbb->errlog1;
+ u32 seqid = 0;
+
+ tegra_cbb_print_err(file, "\t RouteId\t\t: %#llx\n", routeid);
+
+ cbb->noc->parse_routeid(info, routeid);
+
+ tegra_cbb_print_err(file, "\t InitFlow\t\t: %s\n",
+ cbb->noc->routeid_initflow[info->initflow]);
+
+ tegra_cbb_print_err(file, "\t Targflow\t\t: %s\n",
+ cbb->noc->routeid_targflow[info->targflow]);
+
+ tegra_cbb_print_err(file, "\t TargSubRange\t\t: %d\n", info->targ_subrange);
+ tegra_cbb_print_err(file, "\t SeqId\t\t\t: %d\n", seqid);
+}
+
+/*
+ * Print transcation type, error code and description from ErrLog0 for all
+ * errors. For NOC slave errors, all relevant error info is printed using
+ * ErrLog0 only. But additional information is printed for errors from
+ * APB slaves because for them:
+ * - All errors are logged as SLV(slave) errors due to APB having only single
+ * bit pslverr to report all errors.
+ * - Exact cause is printed by reading DMAAPB_X_RAW_INTERRUPT_STATUS register.
+ * - The driver prints information showing AXI2APB bridge and exact error
+ * only if there is error in any AXI2APB slave.
+ * - There is still no way to disambiguate a DEC error from SLV error type.
+ */
+static bool print_errlog0(struct seq_file *file, struct tegra194_cbb *cbb)
+{
+ struct tegra194_cbb_packet_header hdr;
+ bool is_fatal = true;
+
+ hdr.lock = cbb->errlog0 & 0x1;
+ hdr.opc = FIELD_GET(CBB_ERR_OPC, cbb->errlog0);
+ hdr.errcode = FIELD_GET(CBB_ERR_ERRCODE, cbb->errlog0);
+ hdr.len1 = FIELD_GET(CBB_ERR_LEN1, cbb->errlog0);
+ hdr.format = (cbb->errlog0 >> 31);
+
+ tegra_cbb_print_err(file, "\t Transaction Type\t: %s\n",
+ tegra194_cbb_trantype[hdr.opc]);
+ tegra_cbb_print_err(file, "\t Error Code\t\t: %s\n",
+ tegra194_cbb_errors[hdr.errcode].code);
+ tegra_cbb_print_err(file, "\t Error Source\t\t: %s\n",
+ tegra194_cbb_errors[hdr.errcode].source);
+ tegra_cbb_print_err(file, "\t Error Description\t: %s\n",
+ tegra194_cbb_errors[hdr.errcode].desc);
+
+ /*
+ * Do not crash system for errors which are only notifications to indicate a transaction
+ * was not allowed to be attempted.
+ */
+ if (!strcmp(tegra194_cbb_errors[hdr.errcode].code, "SEC") ||
+ !strcmp(tegra194_cbb_errors[hdr.errcode].code, "DEC") ||
+ !strcmp(tegra194_cbb_errors[hdr.errcode].code, "UNS") ||
+ !strcmp(tegra194_cbb_errors[hdr.errcode].code, "DISC")) {
+ is_fatal = false;
+ } else if (!strcmp(tegra194_cbb_errors[hdr.errcode].code, "SLV") &&
+ cbb->num_bridges > 0) {
+ unsigned int i;
+ u32 status;
+
+ /* For all SLV errors, read DMAAPB_X_RAW_INTERRUPT_STATUS
+ * register to get error status for all AXI2APB bridges.
+ * Print bridge details if a bit is set in a bridge's
+ * status register due to error in a APB slave connected
+ * to that bridge. For other NOC slaves, none of the status
+ * register will be set.
+ */
+
+ for (i = 0; i < cbb->num_bridges; i++) {
+ status = tegra194_axi2apb_status(cbb->bridges[i].base);
+
+ if (status)
+ is_fatal = tegra194_axi2apb_fatal(file, i, status);
+ }
+ }
+
+ tegra_cbb_print_err(file, "\t Packet header Lock\t: %d\n", hdr.lock);
+ tegra_cbb_print_err(file, "\t Packet header Len1\t: %d\n", hdr.len1);
+
+ if (hdr.format)
+ tegra_cbb_print_err(file, "\t NOC protocol version\t: %s\n",
+ "version >= 2.7");
+ else
+ tegra_cbb_print_err(file, "\t NOC protocol version\t: %s\n",
+ "version < 2.7");
+
+ return is_fatal;
+}
+
+/*
+ * Print debug information about failed transaction using
+ * ErrLog registers of error loggger having ErrVld set
+ */
+static bool print_errloggerX_info(struct seq_file *file, struct tegra194_cbb *cbb,
+ int errloggerX)
+{
+ struct tegra194_cbb_aperture info = { 0, };
+ bool is_fatal = true;
+
+ tegra_cbb_print_err(file, "\tError Logger\t\t: %d\n", errloggerX);
+
+ if (errloggerX == 0) {
+ cbb->errlog0 = readl(cbb->regs + ERRLOGGER_0_ERRLOG0_0);
+ cbb->errlog1 = readl(cbb->regs + ERRLOGGER_0_ERRLOG1_0);
+ cbb->errlog2 = readl(cbb->regs + ERRLOGGER_0_RSVD_00_0);
+ cbb->errlog3 = readl(cbb->regs + ERRLOGGER_0_ERRLOG3_0);
+ cbb->errlog4 = readl(cbb->regs + ERRLOGGER_0_ERRLOG4_0);
+ cbb->errlog5 = readl(cbb->regs + ERRLOGGER_0_ERRLOG5_0);
+ } else if (errloggerX == 1) {
+ cbb->errlog0 = readl(cbb->regs + ERRLOGGER_1_ERRLOG0_0);
+ cbb->errlog1 = readl(cbb->regs + ERRLOGGER_1_ERRLOG1_0);
+ cbb->errlog2 = readl(cbb->regs + ERRLOGGER_1_RSVD_00_0);
+ cbb->errlog3 = readl(cbb->regs + ERRLOGGER_1_ERRLOG3_0);
+ cbb->errlog4 = readl(cbb->regs + ERRLOGGER_1_ERRLOG4_0);
+ cbb->errlog5 = readl(cbb->regs + ERRLOGGER_1_ERRLOG5_0);
+ } else if (errloggerX == 2) {
+ cbb->errlog0 = readl(cbb->regs + ERRLOGGER_2_ERRLOG0_0);
+ cbb->errlog1 = readl(cbb->regs + ERRLOGGER_2_ERRLOG1_0);
+ cbb->errlog2 = readl(cbb->regs + ERRLOGGER_2_RSVD_00_0);
+ cbb->errlog3 = readl(cbb->regs + ERRLOGGER_2_ERRLOG3_0);
+ cbb->errlog4 = readl(cbb->regs + ERRLOGGER_2_ERRLOG4_0);
+ cbb->errlog5 = readl(cbb->regs + ERRLOGGER_2_ERRLOG5_0);
+ }
+
+ tegra_cbb_print_err(file, "\tErrLog0\t\t\t: %#x\n", cbb->errlog0);
+ is_fatal = print_errlog0(file, cbb);
+
+ tegra_cbb_print_err(file, "\tErrLog1\t\t\t: %#x\n", cbb->errlog1);
+ tegra_cbb_print_err(file, "\tErrLog2\t\t\t: %#x\n", cbb->errlog2);
+ print_errlog1_2(file, cbb, &info);
+
+ tegra_cbb_print_err(file, "\tErrLog3\t\t\t: %#x\n", cbb->errlog3);
+ tegra_cbb_print_err(file, "\tErrLog4\t\t\t: %#x\n", cbb->errlog4);
+ print_errlog3_4(file, cbb->errlog3, cbb->errlog4, &info, cbb->noc->noc_aperture,
+ cbb->noc->max_aperture);
+
+ tegra_cbb_print_err(file, "\tErrLog5\t\t\t: %#x\n", cbb->errlog5);
+
+ if (cbb->errlog5)
+ print_errlog5(file, cbb);
+
+ return is_fatal;
+}
+
+static bool print_errlog(struct seq_file *file, struct tegra194_cbb *cbb, u32 errvld)
+{
+ bool is_fatal = true;
+
+ pr_crit("**************************************\n");
+ pr_crit("CPU:%d, Error:%s\n", smp_processor_id(), cbb->noc->name);
+
+ if (errvld & 0x1)
+ is_fatal = print_errloggerX_info(file, cbb, 0);
+ else if (errvld & 0x2)
+ is_fatal = print_errloggerX_info(file, cbb, 1);
+ else if (errvld & 0x4)
+ is_fatal = print_errloggerX_info(file, cbb, 2);
+
+ tegra_cbb_error_clear(&cbb->base);
+ tegra_cbb_print_err(file, "\t**************************************\n");
+ return is_fatal;
+}
+
+#ifdef CONFIG_DEBUG_FS
+static DEFINE_MUTEX(cbb_err_mutex);
+
+static int tegra194_cbb_debugfs_show(struct tegra_cbb *cbb, struct seq_file *file, void *data)
+{
+ struct tegra_cbb *noc;
+
+ mutex_lock(&cbb_err_mutex);
+
+ list_for_each_entry(noc, &cbb_list, node) {
+ struct tegra194_cbb *priv = to_tegra194_cbb(noc);
+ u32 status;
+
+ status = tegra_cbb_get_status(noc);
+ if (status)
+ print_errlog(file, priv, status);
+ }
+
+ mutex_unlock(&cbb_err_mutex);
+
+ return 0;
+}
+#endif
+
+/*
+ * Handler for CBB errors from different initiators
+ */
+static irqreturn_t tegra194_cbb_err_isr(int irq, void *data)
+{
+ bool is_inband_err = false, is_fatal = false;
+ //struct tegra194_cbb *cbb = data;
+ struct tegra_cbb *noc;
+ unsigned long flags;
+ u8 mstr_id = 0;
+
+ spin_lock_irqsave(&cbb_lock, flags);
+
+ /* XXX only process interrupts for "cbb" instead of iterating over all NOCs? */
+ list_for_each_entry(noc, &cbb_list, node) {
+ struct tegra194_cbb *priv = to_tegra194_cbb(noc);
+ u32 status = 0;
+
+ status = tegra_cbb_get_status(noc);
+
+ if (status && ((irq == priv->sec_irq) || (irq == priv->nonsec_irq))) {
+ tegra_cbb_print_err(NULL, "CPU:%d, Error: %s@%llx, irq=%d\n",
+ smp_processor_id(), priv->noc->name, priv->res->start,
+ irq);
+
+ is_fatal = print_errlog(NULL, priv, status);
+
+ /*
+ * If illegal request is from CCPLEX(0x1) initiator
+ * and error is fatal then call BUG() to crash system.
+ */
+ if (priv->noc->erd_mask_inband_err) {
+ mstr_id = FIELD_GET(CBB_NOC_MSTR_ID, priv->errlog5);
+ if (mstr_id == 0x1)
+ is_inband_err = 1;
+ }
+ }
+ }
+
+ spin_unlock_irqrestore(&cbb_lock, flags);
+
+ if (is_inband_err) {
+ if (is_fatal)
+ BUG();
+ else
+ WARN(true, "Warning due to CBB Error\n");
+ }
+
+ return IRQ_HANDLED;
+}
+
+/*
+ * Register handler for CBB_NONSECURE & CBB_SECURE interrupts
+ * for reporting CBB errors
+ */
+static int tegra194_cbb_interrupt_enable(struct tegra_cbb *cbb)
+{
+ struct tegra194_cbb *priv = to_tegra194_cbb(cbb);
+ struct device *dev = cbb->dev;
+ int err;
+
+ if (priv->sec_irq) {
+ err = devm_request_irq(dev, priv->sec_irq, tegra194_cbb_err_isr, 0, dev_name(dev),
+ priv);
+ if (err) {
+ dev_err(dev, "failed to register interrupt %u: %d\n", priv->sec_irq, err);
+ return err;
+ }
+ }
+
+ if (priv->nonsec_irq) {
+ err = devm_request_irq(dev, priv->nonsec_irq, tegra194_cbb_err_isr, 0,
+ dev_name(dev), priv);
+ if (err) {
+ dev_err(dev, "failed to register interrupt %u: %d\n", priv->nonsec_irq,
+ err);
+ return err;
+ }
+ }
+
+ return 0;
+}
+
+static void tegra194_cbb_error_enable(struct tegra_cbb *cbb)
+{
+ /*
+ * Set “StallEn=1” to enable queuing of error packets till
+ * first is served & cleared
+ */
+ tegra_cbb_stall_enable(cbb);
+
+ /* set “FaultEn=1” to enable error reporting signal “Fault” */
+ tegra_cbb_fault_enable(cbb);
+}
+
+static const struct tegra_cbb_ops tegra194_cbb_ops = {
+ .get_status = tegra194_cbb_get_status,
+ .error_clear = tegra194_cbb_error_clear,
+ .fault_enable = tegra194_cbb_fault_enable,
+ .stall_enable = tegra194_cbb_stall_enable,
+ .error_enable = tegra194_cbb_error_enable,
+ .interrupt_enable = tegra194_cbb_interrupt_enable,
+#ifdef CONFIG_DEBUG_FS
+ .debugfs_show = tegra194_cbb_debugfs_show,
+#endif
+};
+
+static struct tegra194_cbb_noc_data tegra194_cbb_central_noc_data = {
+ .name = "cbb-noc",
+ .erd_mask_inband_err = true,
+ .master_id = tegra194_master_id,
+ .noc_aperture = tegra194_cbbcentralnoc_apert_lookup,
+ .max_aperture = ARRAY_SIZE(tegra194_cbbcentralnoc_apert_lookup),
+ .routeid_initflow = tegra194_cbbcentralnoc_routeid_initflow,
+ .routeid_targflow = tegra194_cbbcentralnoc_routeid_targflow,
+ .parse_routeid = cbbcentralnoc_parse_routeid,
+ .parse_userbits = cbbcentralnoc_parse_userbits
+};
+
+static struct tegra194_cbb_noc_data tegra194_aon_noc_data = {
+ .name = "aon-noc",
+ .erd_mask_inband_err = false,
+ .master_id = tegra194_master_id,
+ .noc_aperture = tegra194_aonnoc_aperture_lookup,
+ .max_aperture = ARRAY_SIZE(tegra194_aonnoc_aperture_lookup),
+ .routeid_initflow = tegra194_aonnoc_routeid_initflow,
+ .routeid_targflow = tegra194_aonnoc_routeid_targflow,
+ .parse_routeid = aonnoc_parse_routeid,
+ .parse_userbits = clusternoc_parse_userbits
+};
+
+static struct tegra194_cbb_noc_data tegra194_bpmp_noc_data = {
+ .name = "bpmp-noc",
+ .erd_mask_inband_err = false,
+ .master_id = tegra194_master_id,
+ .noc_aperture = tegra194_bpmpnoc_apert_lookup,
+ .max_aperture = ARRAY_SIZE(tegra194_bpmpnoc_apert_lookup),
+ .routeid_initflow = tegra194_bpmpnoc_routeid_initflow,
+ .routeid_targflow = tegra194_bpmpnoc_routeid_targflow,
+ .parse_routeid = bpmpnoc_parse_routeid,
+ .parse_userbits = clusternoc_parse_userbits
+};
+
+static struct tegra194_cbb_noc_data tegra194_rce_noc_data = {
+ .name = "rce-noc",
+ .erd_mask_inband_err = false,
+ .master_id = tegra194_master_id,
+ .noc_aperture = tegra194_scenoc_apert_lookup,
+ .max_aperture = ARRAY_SIZE(tegra194_scenoc_apert_lookup),
+ .routeid_initflow = tegra194_scenoc_routeid_initflow,
+ .routeid_targflow = tegra194_scenoc_routeid_targflow,
+ .parse_routeid = scenoc_parse_routeid,
+ .parse_userbits = clusternoc_parse_userbits
+};
+
+static struct tegra194_cbb_noc_data tegra194_sce_noc_data = {
+ .name = "sce-noc",
+ .erd_mask_inband_err = false,
+ .master_id = tegra194_master_id,
+ .noc_aperture = tegra194_scenoc_apert_lookup,
+ .max_aperture = ARRAY_SIZE(tegra194_scenoc_apert_lookup),
+ .routeid_initflow = tegra194_scenoc_routeid_initflow,
+ .routeid_targflow = tegra194_scenoc_routeid_targflow,
+ .parse_routeid = scenoc_parse_routeid,
+ .parse_userbits = clusternoc_parse_userbits
+};
+
+static const struct of_device_id tegra194_cbb_match[] = {
+ { .compatible = "nvidia,tegra194-cbb-noc", .data = &tegra194_cbb_central_noc_data },
+ { .compatible = "nvidia,tegra194-aon-noc", .data = &tegra194_aon_noc_data },
+ { .compatible = "nvidia,tegra194-bpmp-noc", .data = &tegra194_bpmp_noc_data },
+ { .compatible = "nvidia,tegra194-rce-noc", .data = &tegra194_rce_noc_data },
+ { .compatible = "nvidia,tegra194-sce-noc", .data = &tegra194_sce_noc_data },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, tegra194_cbb_match);
+
+static int tegra194_cbb_get_bridges(struct tegra194_cbb *cbb, struct device_node *np)
+{
+ struct tegra_cbb *entry;
+ unsigned long flags;
+ unsigned int i;
+ int err;
+
+ spin_lock_irqsave(&cbb_lock, flags);
+
+ list_for_each_entry(entry, &cbb_list, node) {
+ struct tegra194_cbb *priv = to_tegra194_cbb(entry);
+
+ if (priv->bridges) {
+ cbb->num_bridges = priv->num_bridges;
+ cbb->bridges = priv->bridges;
+ break;
+ }
+ }
+
+ spin_unlock_irqrestore(&cbb_lock, flags);
+
+ if (!cbb->bridges) {
+ cbb->num_bridges = of_address_count(np);
+
+ cbb->bridges = devm_kcalloc(cbb->base.dev, cbb->num_bridges,
+ sizeof(*cbb->bridges), GFP_KERNEL);
+ if (!cbb->bridges)
+ return -ENOMEM;
+
+ for (i = 0; i < cbb->num_bridges; i++) {
+ err = of_address_to_resource(np, i, &cbb->bridges[i].res);
+ if (err < 0)
+ return err;
+
+ cbb->bridges[i].base = devm_ioremap_resource(cbb->base.dev,
+ &cbb->bridges[i].res);
+ if (IS_ERR(cbb->bridges[i].base))
+ return PTR_ERR(cbb->bridges[i].base);
+ }
+ }
+
+ if (cbb->num_bridges > 0) {
+ dev_dbg(cbb->base.dev, "AXI2APB bridge info present:\n");
+
+ for (i = 0; i < cbb->num_bridges; i++)
+ dev_dbg(cbb->base.dev, " %u: %pR\n", i, &cbb->bridges[i].res);
+ }
+
+ return 0;
+}
+
+static int tegra194_cbb_probe(struct platform_device *pdev)
+{
+ const struct tegra194_cbb_noc_data *noc;
+ struct tegra194_cbb *cbb;
+ struct device_node *np;
+ unsigned long flags;
+ int err;
+
+ noc = of_device_get_match_data(&pdev->dev);
+
+ if (noc->erd_mask_inband_err) {
+ /*
+ * Set Error Response Disable(ERD) bit to mask SError/inband
+ * error and only trigger interrupts for illegal access from
+ * CCPLEX initiator.
+ */
+ err = tegra194_miscreg_mask_serror();
+ if (err) {
+ dev_err(&pdev->dev, "couldn't mask inband errors\n");
+ return err;
+ }
+ }
+
+ cbb = devm_kzalloc(&pdev->dev, sizeof(*cbb), GFP_KERNEL);
+ if (!cbb)
+ return -ENOMEM;
+
+ INIT_LIST_HEAD(&cbb->base.node);
+ cbb->base.ops = &tegra194_cbb_ops;
+ cbb->base.dev = &pdev->dev;
+ cbb->noc = noc;
+
+ cbb->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &cbb->res);
+ if (IS_ERR(cbb->regs))
+ return PTR_ERR(cbb->regs);
+
+ err = tegra_cbb_get_irq(pdev, &cbb->nonsec_irq, &cbb->sec_irq);
+ if (err)
+ return err;
+
+ np = of_parse_phandle(pdev->dev.of_node, "nvidia,axi2apb", 0);
+ if (np) {
+ err = tegra194_cbb_get_bridges(cbb, np);
+ of_node_put(np);
+ if (err < 0)
+ return err;
+ }
+
+ platform_set_drvdata(pdev, cbb);
+
+ spin_lock_irqsave(&cbb_lock, flags);
+ list_add(&cbb->base.node, &cbb_list);
+ spin_unlock_irqrestore(&cbb_lock, flags);
+
+ return tegra_cbb_register(&cbb->base);
+}
+
+static int tegra194_cbb_remove(struct platform_device *pdev)
+{
+ struct tegra194_cbb *cbb = platform_get_drvdata(pdev);
+ struct tegra_cbb *noc, *tmp;
+ unsigned long flags;
+
+ spin_lock_irqsave(&cbb_lock, flags);
+
+ list_for_each_entry_safe(noc, tmp, &cbb_list, node) {
+ struct tegra194_cbb *priv = to_tegra194_cbb(noc);
+
+ if (cbb->res->start == priv->res->start) {
+ list_del(&noc->node);
+ break;
+ }
+ }
+
+ spin_unlock_irqrestore(&cbb_lock, flags);
+
+ return 0;
+}
+
+static int __maybe_unused tegra194_cbb_resume_noirq(struct device *dev)
+{
+ struct tegra194_cbb *cbb = dev_get_drvdata(dev);
+
+ tegra194_cbb_error_enable(&cbb->base);
+ dsb(sy);
+
+ dev_dbg(dev, "%s resumed\n", cbb->noc->name);
+ return 0;
+}
+
+static const struct dev_pm_ops tegra194_cbb_pm = {
+ SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(NULL, tegra194_cbb_resume_noirq)
+};
+
+static struct platform_driver tegra194_cbb_driver = {
+ .probe = tegra194_cbb_probe,
+ .remove = tegra194_cbb_remove,
+ .driver = {
+ .name = "tegra194-cbb",
+ .of_match_table = of_match_ptr(tegra194_cbb_match),
+ .pm = &tegra194_cbb_pm,
+ },
+};
+
+static int __init tegra194_cbb_init(void)
+{
+ return platform_driver_register(&tegra194_cbb_driver);
+}
+pure_initcall(tegra194_cbb_init);
+
+static void __exit tegra194_cbb_exit(void)
+{
+ platform_driver_unregister(&tegra194_cbb_driver);
+}
+module_exit(tegra194_cbb_exit);
+
+MODULE_AUTHOR("Sumit Gupta <sumitg@nvidia.com>");
+MODULE_DESCRIPTION("Control Backbone error handling driver for Tegra194");
diff --git a/drivers/soc/tegra/cbb/tegra234-cbb.c b/drivers/soc/tegra/cbb/tegra234-cbb.c
new file mode 100644
index 0000000000..5cf0e8c341
--- /dev/null
+++ b/drivers/soc/tegra/cbb/tegra234-cbb.c
@@ -0,0 +1,1210 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2021-2022, NVIDIA CORPORATION. All rights reserved
+ *
+ * The driver handles Error's from Control Backbone(CBB) version 2.0.
+ * generated due to illegal accesses. The driver prints debug information
+ * about failed transaction on receiving interrupt from Error Notifier.
+ * Error types supported by CBB2.0 are:
+ * UNSUPPORTED_ERR, PWRDOWN_ERR, TIMEOUT_ERR, FIREWALL_ERR, DECODE_ERR,
+ * SLAVE_ERR
+ */
+
+#include <linux/acpi.h>
+#include <linux/clk.h>
+#include <linux/cpufeature.h>
+#include <linux/debugfs.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/device.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <soc/tegra/fuse.h>
+#include <soc/tegra/tegra-cbb.h>
+
+#define FABRIC_EN_CFG_INTERRUPT_ENABLE_0_0 0x0
+#define FABRIC_EN_CFG_STATUS_0_0 0x40
+#define FABRIC_EN_CFG_ADDR_INDEX_0_0 0x60
+#define FABRIC_EN_CFG_ADDR_LOW_0 0x80
+#define FABRIC_EN_CFG_ADDR_HI_0 0x84
+
+#define FABRIC_MN_MASTER_ERR_EN_0 0x200
+#define FABRIC_MN_MASTER_ERR_FORCE_0 0x204
+#define FABRIC_MN_MASTER_ERR_STATUS_0 0x208
+#define FABRIC_MN_MASTER_ERR_OVERFLOW_STATUS_0 0x20c
+
+#define FABRIC_MN_MASTER_LOG_ERR_STATUS_0 0x300
+#define FABRIC_MN_MASTER_LOG_ADDR_LOW_0 0x304
+#define FABRIC_MN_MASTER_LOG_ADDR_HIGH_0 0x308
+#define FABRIC_MN_MASTER_LOG_ATTRIBUTES0_0 0x30c
+#define FABRIC_MN_MASTER_LOG_ATTRIBUTES1_0 0x310
+#define FABRIC_MN_MASTER_LOG_ATTRIBUTES2_0 0x314
+#define FABRIC_MN_MASTER_LOG_USER_BITS0_0 0x318
+
+#define AXI_SLV_TIMEOUT_STATUS_0_0 0x8
+#define APB_BLOCK_TMO_STATUS_0 0xc00
+#define APB_BLOCK_NUM_TMO_OFFSET 0x20
+
+#define FAB_EM_EL_MSTRID GENMASK(29, 24)
+#define FAB_EM_EL_VQC GENMASK(17, 16)
+#define FAB_EM_EL_GRPSEC GENMASK(14, 8)
+#define FAB_EM_EL_FALCONSEC GENMASK(1, 0)
+
+#define FAB_EM_EL_FABID GENMASK(20, 16)
+#define FAB_EM_EL_SLAVEID GENMASK(7, 0)
+
+#define FAB_EM_EL_ACCESSID GENMASK(7, 0)
+
+#define FAB_EM_EL_AXCACHE GENMASK(27, 24)
+#define FAB_EM_EL_AXPROT GENMASK(22, 20)
+#define FAB_EM_EL_BURSTLENGTH GENMASK(19, 12)
+#define FAB_EM_EL_BURSTTYPE GENMASK(9, 8)
+#define FAB_EM_EL_BEATSIZE GENMASK(6, 4)
+#define FAB_EM_EL_ACCESSTYPE GENMASK(0, 0)
+
+#define USRBITS_MSTR_ID GENMASK(29, 24)
+
+#define REQ_SOCKET_ID GENMASK(27, 24)
+
+#define CCPLEX_MSTRID 0x1
+#define FIREWALL_APERTURE_SZ 0x10000
+/* Write firewall check enable */
+#define WEN 0x20000
+
+enum tegra234_cbb_fabric_ids {
+ CBB_FAB_ID,
+ SCE_FAB_ID,
+ RCE_FAB_ID,
+ DCE_FAB_ID,
+ AON_FAB_ID,
+ PSC_FAB_ID,
+ BPMP_FAB_ID,
+ FSI_FAB_ID,
+ MAX_FAB_ID,
+};
+
+struct tegra234_slave_lookup {
+ const char *name;
+ unsigned int offset;
+};
+
+struct tegra234_cbb_fabric {
+ const char *name;
+ phys_addr_t off_mask_erd;
+ phys_addr_t firewall_base;
+ unsigned int firewall_ctl;
+ unsigned int firewall_wr_ctl;
+ const char * const *master_id;
+ unsigned int notifier_offset;
+ const struct tegra_cbb_error *errors;
+ const int max_errors;
+ const struct tegra234_slave_lookup *slave_map;
+ const int max_slaves;
+};
+
+struct tegra234_cbb {
+ struct tegra_cbb base;
+
+ const struct tegra234_cbb_fabric *fabric;
+ struct resource *res;
+ void __iomem *regs;
+
+ int num_intr;
+ int sec_irq;
+
+ /* record */
+ void __iomem *mon;
+ unsigned int type;
+ u32 mask;
+ u64 access;
+ u32 mn_attr0;
+ u32 mn_attr1;
+ u32 mn_attr2;
+ u32 mn_user_bits;
+};
+
+static inline struct tegra234_cbb *to_tegra234_cbb(struct tegra_cbb *cbb)
+{
+ return container_of(cbb, struct tegra234_cbb, base);
+}
+
+static LIST_HEAD(cbb_list);
+static DEFINE_SPINLOCK(cbb_lock);
+
+static bool
+tegra234_cbb_write_access_allowed(struct platform_device *pdev, struct tegra234_cbb *cbb)
+{
+ u32 val;
+
+ if (!cbb->fabric->firewall_base ||
+ !cbb->fabric->firewall_ctl ||
+ !cbb->fabric->firewall_wr_ctl) {
+ dev_info(&pdev->dev, "SoC data missing for firewall\n");
+ return false;
+ }
+
+ if ((cbb->fabric->firewall_ctl > FIREWALL_APERTURE_SZ) ||
+ (cbb->fabric->firewall_wr_ctl > FIREWALL_APERTURE_SZ)) {
+ dev_err(&pdev->dev, "wrong firewall offset value\n");
+ return false;
+ }
+
+ val = readl(cbb->regs + cbb->fabric->firewall_base + cbb->fabric->firewall_ctl);
+ /*
+ * If the firewall check feature for allowing or blocking the
+ * write accesses through the firewall of a fabric is disabled
+ * then CCPLEX can write to the registers of that fabric.
+ */
+ if (!(val & WEN))
+ return true;
+
+ /*
+ * If the firewall check is enabled then check whether CCPLEX
+ * has write access to the fabric's error notifier registers
+ */
+ val = readl(cbb->regs + cbb->fabric->firewall_base + cbb->fabric->firewall_wr_ctl);
+ if (val & (BIT(CCPLEX_MSTRID)))
+ return true;
+
+ return false;
+}
+
+static void tegra234_cbb_fault_enable(struct tegra_cbb *cbb)
+{
+ struct tegra234_cbb *priv = to_tegra234_cbb(cbb);
+ void __iomem *addr;
+
+ addr = priv->regs + priv->fabric->notifier_offset;
+ writel(0x1ff, addr + FABRIC_EN_CFG_INTERRUPT_ENABLE_0_0);
+ dsb(sy);
+}
+
+static void tegra234_cbb_error_clear(struct tegra_cbb *cbb)
+{
+ struct tegra234_cbb *priv = to_tegra234_cbb(cbb);
+
+ writel(0x3f, priv->mon + FABRIC_MN_MASTER_ERR_STATUS_0);
+ dsb(sy);
+}
+
+static u32 tegra234_cbb_get_status(struct tegra_cbb *cbb)
+{
+ struct tegra234_cbb *priv = to_tegra234_cbb(cbb);
+ void __iomem *addr;
+ u32 value;
+
+ addr = priv->regs + priv->fabric->notifier_offset;
+ value = readl(addr + FABRIC_EN_CFG_STATUS_0_0);
+ dsb(sy);
+
+ return value;
+}
+
+static void tegra234_cbb_mask_serror(struct tegra234_cbb *cbb)
+{
+ writel(0x1, cbb->regs + cbb->fabric->off_mask_erd);
+ dsb(sy);
+}
+
+static u32 tegra234_cbb_get_tmo_slv(void __iomem *addr)
+{
+ u32 timeout;
+
+ timeout = readl(addr);
+ return timeout;
+}
+
+static void tegra234_cbb_tmo_slv(struct seq_file *file, const char *slave, void __iomem *addr,
+ u32 status)
+{
+ tegra_cbb_print_err(file, "\t %s : %#x\n", slave, status);
+}
+
+static void tegra234_cbb_lookup_apbslv(struct seq_file *file, const char *slave,
+ void __iomem *base)
+{
+ unsigned int block = 0;
+ void __iomem *addr;
+ char name[64];
+ u32 status;
+
+ status = tegra234_cbb_get_tmo_slv(base);
+ if (status)
+ tegra_cbb_print_err(file, "\t %s_BLOCK_TMO_STATUS : %#x\n", slave, status);
+
+ while (status) {
+ if (status & BIT(0)) {
+ u32 timeout, clients, client = 0;
+
+ addr = base + APB_BLOCK_NUM_TMO_OFFSET + (block * 4);
+ timeout = tegra234_cbb_get_tmo_slv(addr);
+ clients = timeout;
+
+ while (timeout) {
+ if (timeout & BIT(0)) {
+ if (clients != 0xffffffff)
+ clients &= BIT(client);
+
+ sprintf(name, "%s_BLOCK%d_TMO", slave, block);
+
+ tegra234_cbb_tmo_slv(file, name, addr, clients);
+ }
+
+ timeout >>= 1;
+ client++;
+ }
+ }
+
+ status >>= 1;
+ block++;
+ }
+}
+
+static void tegra234_lookup_slave_timeout(struct seq_file *file, struct tegra234_cbb *cbb,
+ u8 slave_id, u8 fab_id)
+{
+ const struct tegra234_slave_lookup *map = cbb->fabric->slave_map;
+ void __iomem *addr;
+
+ /*
+ * 1) Get slave node name and address mapping using slave_id.
+ * 2) Check if the timed out slave node is APB or AXI.
+ * 3) If AXI, then print timeout register and reset axi slave
+ * using <FABRIC>_SN_<>_SLV_TIMEOUT_STATUS_0_0 register.
+ * 4) If APB, then perform an additional lookup to find the client
+ * which timed out.
+ * a) Get block number from the index of set bit in
+ * <FABRIC>_SN_AXI2APB_<>_BLOCK_TMO_STATUS_0 register.
+ * b) Get address of register repective to block number i.e.
+ * <FABRIC>_SN_AXI2APB_<>_BLOCK<index-set-bit>_TMO_0.
+ * c) Read the register in above step to get client_id which
+ * timed out as per the set bits.
+ * d) Reset the timedout client and print details.
+ * e) Goto step-a till all bits are set.
+ */
+
+ addr = cbb->regs + map[slave_id].offset;
+
+ if (strstr(map[slave_id].name, "AXI2APB")) {
+ addr += APB_BLOCK_TMO_STATUS_0;
+
+ tegra234_cbb_lookup_apbslv(file, map[slave_id].name, addr);
+ } else {
+ char name[64];
+ u32 status;
+
+ addr += AXI_SLV_TIMEOUT_STATUS_0_0;
+
+ status = tegra234_cbb_get_tmo_slv(addr);
+ if (status) {
+ sprintf(name, "%s_SLV_TIMEOUT_STATUS", map[slave_id].name);
+ tegra234_cbb_tmo_slv(file, name, addr, status);
+ }
+ }
+}
+
+static void tegra234_cbb_print_error(struct seq_file *file, struct tegra234_cbb *cbb, u32 status,
+ u32 overflow)
+{
+ unsigned int type = 0;
+
+ if (status & (status - 1))
+ tegra_cbb_print_err(file, "\t Multiple type of errors reported\n");
+
+ while (status) {
+ if (type >= cbb->fabric->max_errors) {
+ tegra_cbb_print_err(file, "\t Wrong type index:%u, status:%u\n",
+ type, status);
+ return;
+ }
+
+ if (status & 0x1)
+ tegra_cbb_print_err(file, "\t Error Code\t\t: %s\n",
+ cbb->fabric->errors[type].code);
+
+ status >>= 1;
+ type++;
+ }
+
+ type = 0;
+
+ while (overflow) {
+ if (type >= cbb->fabric->max_errors) {
+ tegra_cbb_print_err(file, "\t Wrong type index:%u, overflow:%u\n",
+ type, overflow);
+ return;
+ }
+
+ if (overflow & 0x1)
+ tegra_cbb_print_err(file, "\t Overflow\t\t: Multiple %s\n",
+ cbb->fabric->errors[type].code);
+
+ overflow >>= 1;
+ type++;
+ }
+}
+
+static void print_errlog_err(struct seq_file *file, struct tegra234_cbb *cbb)
+{
+ u8 cache_type, prot_type, burst_length, mstr_id, grpsec, vqc, falconsec, beat_size;
+ u8 access_type, access_id, requester_socket_id, local_socket_id, slave_id, fab_id;
+ char fabric_name[20];
+ bool is_numa = false;
+ u8 burst_type;
+
+ if (num_possible_nodes() > 1)
+ is_numa = true;
+
+ mstr_id = FIELD_GET(FAB_EM_EL_MSTRID, cbb->mn_user_bits);
+ vqc = FIELD_GET(FAB_EM_EL_VQC, cbb->mn_user_bits);
+ grpsec = FIELD_GET(FAB_EM_EL_GRPSEC, cbb->mn_user_bits);
+ falconsec = FIELD_GET(FAB_EM_EL_FALCONSEC, cbb->mn_user_bits);
+
+ /*
+ * For SOC with multiple NUMA nodes, print cross socket access
+ * errors only if initiator/master_id is CCPLEX, CPMU or GPU.
+ */
+ if (is_numa) {
+ local_socket_id = numa_node_id();
+ requester_socket_id = FIELD_GET(REQ_SOCKET_ID, cbb->mn_attr2);
+
+ if (requester_socket_id != local_socket_id) {
+ if ((mstr_id != 0x1) && (mstr_id != 0x2) && (mstr_id != 0xB))
+ return;
+ }
+ }
+
+ fab_id = FIELD_GET(FAB_EM_EL_FABID, cbb->mn_attr2);
+ slave_id = FIELD_GET(FAB_EM_EL_SLAVEID, cbb->mn_attr2);
+
+ access_id = FIELD_GET(FAB_EM_EL_ACCESSID, cbb->mn_attr1);
+
+ cache_type = FIELD_GET(FAB_EM_EL_AXCACHE, cbb->mn_attr0);
+ prot_type = FIELD_GET(FAB_EM_EL_AXPROT, cbb->mn_attr0);
+ burst_length = FIELD_GET(FAB_EM_EL_BURSTLENGTH, cbb->mn_attr0);
+ burst_type = FIELD_GET(FAB_EM_EL_BURSTTYPE, cbb->mn_attr0);
+ beat_size = FIELD_GET(FAB_EM_EL_BEATSIZE, cbb->mn_attr0);
+ access_type = FIELD_GET(FAB_EM_EL_ACCESSTYPE, cbb->mn_attr0);
+
+ tegra_cbb_print_err(file, "\n");
+ if (cbb->type < cbb->fabric->max_errors)
+ tegra_cbb_print_err(file, "\t Error Code\t\t: %s\n",
+ cbb->fabric->errors[cbb->type].code);
+ else
+ tegra_cbb_print_err(file, "\t Wrong type index:%u\n", cbb->type);
+
+ tegra_cbb_print_err(file, "\t MASTER_ID\t\t: %s\n", cbb->fabric->master_id[mstr_id]);
+ tegra_cbb_print_err(file, "\t Address\t\t: %#llx\n", cbb->access);
+
+ tegra_cbb_print_cache(file, cache_type);
+ tegra_cbb_print_prot(file, prot_type);
+
+ tegra_cbb_print_err(file, "\t Access_Type\t\t: %s", (access_type) ? "Write\n" : "Read\n");
+ tegra_cbb_print_err(file, "\t Access_ID\t\t: %#x", access_id);
+
+ if (fab_id == PSC_FAB_ID)
+ strcpy(fabric_name, "psc-fabric");
+ else if (fab_id == FSI_FAB_ID)
+ strcpy(fabric_name, "fsi-fabric");
+ else
+ strcpy(fabric_name, cbb->fabric->name);
+
+ if (is_numa) {
+ tegra_cbb_print_err(file, "\t Requester_Socket_Id\t: %#x\n",
+ requester_socket_id);
+ tegra_cbb_print_err(file, "\t Local_Socket_Id\t: %#x\n",
+ local_socket_id);
+ tegra_cbb_print_err(file, "\t No. of NUMA_NODES\t: %#x\n",
+ num_possible_nodes());
+ }
+
+ tegra_cbb_print_err(file, "\t Fabric\t\t: %s\n", fabric_name);
+ tegra_cbb_print_err(file, "\t Slave_Id\t\t: %#x\n", slave_id);
+ tegra_cbb_print_err(file, "\t Burst_length\t\t: %#x\n", burst_length);
+ tegra_cbb_print_err(file, "\t Burst_type\t\t: %#x\n", burst_type);
+ tegra_cbb_print_err(file, "\t Beat_size\t\t: %#x\n", beat_size);
+ tegra_cbb_print_err(file, "\t VQC\t\t\t: %#x\n", vqc);
+ tegra_cbb_print_err(file, "\t GRPSEC\t\t: %#x\n", grpsec);
+ tegra_cbb_print_err(file, "\t FALCONSEC\t\t: %#x\n", falconsec);
+
+ if ((fab_id == PSC_FAB_ID) || (fab_id == FSI_FAB_ID))
+ return;
+
+ if (slave_id >= cbb->fabric->max_slaves) {
+ tegra_cbb_print_err(file, "\t Invalid slave_id:%d\n", slave_id);
+ return;
+ }
+
+ if (!strcmp(cbb->fabric->errors[cbb->type].code, "TIMEOUT_ERR")) {
+ tegra234_lookup_slave_timeout(file, cbb, slave_id, fab_id);
+ return;
+ }
+
+ tegra_cbb_print_err(file, "\t Slave\t\t\t: %s\n", cbb->fabric->slave_map[slave_id].name);
+}
+
+static int print_errmonX_info(struct seq_file *file, struct tegra234_cbb *cbb)
+{
+ u32 overflow, status, error;
+
+ status = readl(cbb->mon + FABRIC_MN_MASTER_ERR_STATUS_0);
+ if (!status) {
+ pr_err("Error Notifier received a spurious notification\n");
+ return -ENODATA;
+ }
+
+ if (status == 0xffffffff) {
+ pr_err("CBB registers returning all 1's which is invalid\n");
+ return -EINVAL;
+ }
+
+ overflow = readl(cbb->mon + FABRIC_MN_MASTER_ERR_OVERFLOW_STATUS_0);
+
+ tegra234_cbb_print_error(file, cbb, status, overflow);
+
+ error = readl(cbb->mon + FABRIC_MN_MASTER_LOG_ERR_STATUS_0);
+ if (!error) {
+ pr_info("Error Monitor doesn't have Error Logger\n");
+ return -EINVAL;
+ }
+
+ cbb->type = 0;
+
+ while (error) {
+ if (error & BIT(0)) {
+ u32 hi, lo;
+
+ hi = readl(cbb->mon + FABRIC_MN_MASTER_LOG_ADDR_HIGH_0);
+ lo = readl(cbb->mon + FABRIC_MN_MASTER_LOG_ADDR_LOW_0);
+
+ cbb->access = (u64)hi << 32 | lo;
+
+ cbb->mn_attr0 = readl(cbb->mon + FABRIC_MN_MASTER_LOG_ATTRIBUTES0_0);
+ cbb->mn_attr1 = readl(cbb->mon + FABRIC_MN_MASTER_LOG_ATTRIBUTES1_0);
+ cbb->mn_attr2 = readl(cbb->mon + FABRIC_MN_MASTER_LOG_ATTRIBUTES2_0);
+ cbb->mn_user_bits = readl(cbb->mon + FABRIC_MN_MASTER_LOG_USER_BITS0_0);
+
+ print_errlog_err(file, cbb);
+ }
+
+ cbb->type++;
+ error >>= 1;
+ }
+
+ return 0;
+}
+
+static int print_err_notifier(struct seq_file *file, struct tegra234_cbb *cbb, u32 status)
+{
+ unsigned int index = 0;
+ int err;
+
+ pr_crit("**************************************\n");
+ pr_crit("CPU:%d, Error:%s, Errmon:%d\n", smp_processor_id(),
+ cbb->fabric->name, status);
+
+ while (status) {
+ if (status & BIT(0)) {
+ unsigned int notifier = cbb->fabric->notifier_offset;
+ u32 hi, lo, mask = BIT(index);
+ phys_addr_t addr;
+ u64 offset;
+
+ writel(mask, cbb->regs + notifier + FABRIC_EN_CFG_ADDR_INDEX_0_0);
+ hi = readl(cbb->regs + notifier + FABRIC_EN_CFG_ADDR_HI_0);
+ lo = readl(cbb->regs + notifier + FABRIC_EN_CFG_ADDR_LOW_0);
+
+ addr = (u64)hi << 32 | lo;
+
+ offset = addr - cbb->res->start;
+ cbb->mon = cbb->regs + offset;
+ cbb->mask = BIT(index);
+
+ err = print_errmonX_info(file, cbb);
+ tegra234_cbb_error_clear(&cbb->base);
+ if (err)
+ return err;
+ }
+
+ status >>= 1;
+ index++;
+ }
+
+ tegra_cbb_print_err(file, "\t**************************************\n");
+ return 0;
+}
+
+#ifdef CONFIG_DEBUG_FS
+static DEFINE_MUTEX(cbb_debugfs_mutex);
+
+static int tegra234_cbb_debugfs_show(struct tegra_cbb *cbb, struct seq_file *file, void *data)
+{
+ int err = 0;
+
+ mutex_lock(&cbb_debugfs_mutex);
+
+ list_for_each_entry(cbb, &cbb_list, node) {
+ struct tegra234_cbb *priv = to_tegra234_cbb(cbb);
+ u32 status;
+
+ status = tegra_cbb_get_status(&priv->base);
+ if (status) {
+ err = print_err_notifier(file, priv, status);
+ if (err)
+ break;
+ }
+ }
+
+ mutex_unlock(&cbb_debugfs_mutex);
+ return err;
+}
+#endif
+
+/*
+ * Handler for CBB errors
+ */
+static irqreturn_t tegra234_cbb_isr(int irq, void *data)
+{
+ bool is_inband_err = false;
+ struct tegra_cbb *cbb;
+ unsigned long flags;
+ u8 mstr_id;
+ int err;
+
+ spin_lock_irqsave(&cbb_lock, flags);
+
+ list_for_each_entry(cbb, &cbb_list, node) {
+ struct tegra234_cbb *priv = to_tegra234_cbb(cbb);
+ u32 status = tegra_cbb_get_status(cbb);
+
+ if (status && (irq == priv->sec_irq)) {
+ tegra_cbb_print_err(NULL, "CPU:%d, Error: %s@0x%llx, irq=%d\n",
+ smp_processor_id(), priv->fabric->name,
+ priv->res->start, irq);
+
+ err = print_err_notifier(NULL, priv, status);
+ if (err)
+ goto unlock;
+
+ /*
+ * If illegal request is from CCPLEX(id:0x1) master then call WARN()
+ */
+ if (priv->fabric->off_mask_erd) {
+ mstr_id = FIELD_GET(USRBITS_MSTR_ID, priv->mn_user_bits);
+ if (mstr_id == CCPLEX_MSTRID)
+ is_inband_err = 1;
+ }
+ }
+ }
+
+unlock:
+ spin_unlock_irqrestore(&cbb_lock, flags);
+ WARN_ON(is_inband_err);
+ return IRQ_HANDLED;
+}
+
+/*
+ * Register handler for CBB_SECURE interrupt for reporting errors
+ */
+static int tegra234_cbb_interrupt_enable(struct tegra_cbb *cbb)
+{
+ struct tegra234_cbb *priv = to_tegra234_cbb(cbb);
+
+ if (priv->sec_irq) {
+ int err = devm_request_irq(cbb->dev, priv->sec_irq, tegra234_cbb_isr, 0,
+ dev_name(cbb->dev), priv);
+ if (err) {
+ dev_err(cbb->dev, "failed to register interrupt %u: %d\n", priv->sec_irq,
+ err);
+ return err;
+ }
+ }
+
+ return 0;
+}
+
+static void tegra234_cbb_error_enable(struct tegra_cbb *cbb)
+{
+ tegra_cbb_fault_enable(cbb);
+}
+
+static const struct tegra_cbb_ops tegra234_cbb_ops = {
+ .get_status = tegra234_cbb_get_status,
+ .error_clear = tegra234_cbb_error_clear,
+ .fault_enable = tegra234_cbb_fault_enable,
+ .error_enable = tegra234_cbb_error_enable,
+ .interrupt_enable = tegra234_cbb_interrupt_enable,
+#ifdef CONFIG_DEBUG_FS
+ .debugfs_show = tegra234_cbb_debugfs_show,
+#endif
+};
+
+static const char * const tegra234_master_id[] = {
+ [0x00] = "TZ",
+ [0x01] = "CCPLEX",
+ [0x02] = "CCPMU",
+ [0x03] = "BPMP_FW",
+ [0x04] = "AON",
+ [0x05] = "SCE",
+ [0x06] = "GPCDMA_P",
+ [0x07] = "TSECA_NONSECURE",
+ [0x08] = "TSECA_LIGHTSECURE",
+ [0x09] = "TSECA_HEAVYSECURE",
+ [0x0a] = "CORESIGHT",
+ [0x0b] = "APE",
+ [0x0c] = "PEATRANS",
+ [0x0d] = "JTAGM_DFT",
+ [0x0e] = "RCE",
+ [0x0f] = "DCE",
+ [0x10] = "PSC_FW_USER",
+ [0x11] = "PSC_FW_SUPERVISOR",
+ [0x12] = "PSC_FW_MACHINE",
+ [0x13] = "PSC_BOOT",
+ [0x14] = "BPMP_BOOT",
+ [0x15] = "NVDEC_NONSECURE",
+ [0x16] = "NVDEC_LIGHTSECURE",
+ [0x17] = "NVDEC_HEAVYSECURE",
+ [0x18] = "CBB_INTERNAL",
+ [0x19] = "RSVD"
+};
+
+static const struct tegra_cbb_error tegra234_cbb_errors[] = {
+ {
+ .code = "SLAVE_ERR",
+ .desc = "Slave being accessed responded with an error"
+ }, {
+ .code = "DECODE_ERR",
+ .desc = "Attempt to access an address hole"
+ }, {
+ .code = "FIREWALL_ERR",
+ .desc = "Attempt to access a region which is firewall protected"
+ }, {
+ .code = "TIMEOUT_ERR",
+ .desc = "No response returned by slave"
+ }, {
+ .code = "PWRDOWN_ERR",
+ .desc = "Attempt to access a portion of fabric that is powered down"
+ }, {
+ .code = "UNSUPPORTED_ERR",
+ .desc = "Attempt to access a slave through an unsupported access"
+ }
+};
+
+static const struct tegra234_slave_lookup tegra234_aon_slave_map[] = {
+ { "AXI2APB", 0x00000 },
+ { "AST", 0x14000 },
+ { "CBB", 0x15000 },
+ { "CPU", 0x16000 },
+};
+
+static const struct tegra234_cbb_fabric tegra234_aon_fabric = {
+ .name = "aon-fabric",
+ .master_id = tegra234_master_id,
+ .slave_map = tegra234_aon_slave_map,
+ .max_slaves = ARRAY_SIZE(tegra234_aon_slave_map),
+ .errors = tegra234_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra234_cbb_errors),
+ .notifier_offset = 0x17000,
+ .firewall_base = 0x30000,
+ .firewall_ctl = 0x8d0,
+ .firewall_wr_ctl = 0x8c8,
+};
+
+static const struct tegra234_slave_lookup tegra234_bpmp_slave_map[] = {
+ { "AXI2APB", 0x00000 },
+ { "AST0", 0x15000 },
+ { "AST1", 0x16000 },
+ { "CBB", 0x17000 },
+ { "CPU", 0x18000 },
+};
+
+static const struct tegra234_cbb_fabric tegra234_bpmp_fabric = {
+ .name = "bpmp-fabric",
+ .master_id = tegra234_master_id,
+ .slave_map = tegra234_bpmp_slave_map,
+ .max_slaves = ARRAY_SIZE(tegra234_bpmp_slave_map),
+ .errors = tegra234_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra234_cbb_errors),
+ .notifier_offset = 0x19000,
+ .firewall_base = 0x30000,
+ .firewall_ctl = 0x8f0,
+ .firewall_wr_ctl = 0x8e8,
+};
+
+static const struct tegra234_slave_lookup tegra234_cbb_slave_map[] = {
+ { "AON", 0x40000 },
+ { "BPMP", 0x41000 },
+ { "CBB", 0x42000 },
+ { "HOST1X", 0x43000 },
+ { "STM", 0x44000 },
+ { "FSI", 0x45000 },
+ { "PSC", 0x46000 },
+ { "PCIE_C1", 0x47000 },
+ { "PCIE_C2", 0x48000 },
+ { "PCIE_C3", 0x49000 },
+ { "PCIE_C0", 0x4a000 },
+ { "PCIE_C4", 0x4b000 },
+ { "GPU", 0x4c000 },
+ { "SMMU0", 0x4d000 },
+ { "SMMU1", 0x4e000 },
+ { "SMMU2", 0x4f000 },
+ { "SMMU3", 0x50000 },
+ { "SMMU4", 0x51000 },
+ { "PCIE_C10", 0x52000 },
+ { "PCIE_C7", 0x53000 },
+ { "PCIE_C8", 0x54000 },
+ { "PCIE_C9", 0x55000 },
+ { "PCIE_C5", 0x56000 },
+ { "PCIE_C6", 0x57000 },
+ { "DCE", 0x58000 },
+ { "RCE", 0x59000 },
+ { "SCE", 0x5a000 },
+ { "AXI2APB_1", 0x70000 },
+ { "AXI2APB_10", 0x71000 },
+ { "AXI2APB_11", 0x72000 },
+ { "AXI2APB_12", 0x73000 },
+ { "AXI2APB_13", 0x74000 },
+ { "AXI2APB_14", 0x75000 },
+ { "AXI2APB_15", 0x76000 },
+ { "AXI2APB_16", 0x77000 },
+ { "AXI2APB_17", 0x78000 },
+ { "AXI2APB_18", 0x79000 },
+ { "AXI2APB_19", 0x7a000 },
+ { "AXI2APB_2", 0x7b000 },
+ { "AXI2APB_20", 0x7c000 },
+ { "AXI2APB_21", 0x7d000 },
+ { "AXI2APB_22", 0x7e000 },
+ { "AXI2APB_23", 0x7f000 },
+ { "AXI2APB_25", 0x80000 },
+ { "AXI2APB_26", 0x81000 },
+ { "AXI2APB_27", 0x82000 },
+ { "AXI2APB_28", 0x83000 },
+ { "AXI2APB_29", 0x84000 },
+ { "AXI2APB_30", 0x85000 },
+ { "AXI2APB_31", 0x86000 },
+ { "AXI2APB_32", 0x87000 },
+ { "AXI2APB_33", 0x88000 },
+ { "AXI2APB_34", 0x89000 },
+ { "AXI2APB_35", 0x92000 },
+ { "AXI2APB_4", 0x8b000 },
+ { "AXI2APB_5", 0x8c000 },
+ { "AXI2APB_6", 0x8d000 },
+ { "AXI2APB_7", 0x8e000 },
+ { "AXI2APB_8", 0x8f000 },
+ { "AXI2APB_9", 0x90000 },
+ { "AXI2APB_3", 0x91000 },
+};
+
+static const struct tegra234_cbb_fabric tegra234_cbb_fabric = {
+ .name = "cbb-fabric",
+ .master_id = tegra234_master_id,
+ .slave_map = tegra234_cbb_slave_map,
+ .max_slaves = ARRAY_SIZE(tegra234_cbb_slave_map),
+ .errors = tegra234_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra234_cbb_errors),
+ .notifier_offset = 0x60000,
+ .off_mask_erd = 0x3a004,
+ .firewall_base = 0x10000,
+ .firewall_ctl = 0x23f0,
+ .firewall_wr_ctl = 0x23e8,
+};
+
+static const struct tegra234_slave_lookup tegra234_common_slave_map[] = {
+ { "AXI2APB", 0x00000 },
+ { "AST0", 0x15000 },
+ { "AST1", 0x16000 },
+ { "CBB", 0x17000 },
+ { "RSVD", 0x00000 },
+ { "CPU", 0x18000 },
+};
+
+static const struct tegra234_cbb_fabric tegra234_dce_fabric = {
+ .name = "dce-fabric",
+ .master_id = tegra234_master_id,
+ .slave_map = tegra234_common_slave_map,
+ .max_slaves = ARRAY_SIZE(tegra234_common_slave_map),
+ .errors = tegra234_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra234_cbb_errors),
+ .notifier_offset = 0x19000,
+ .firewall_base = 0x30000,
+ .firewall_ctl = 0x290,
+ .firewall_wr_ctl = 0x288,
+};
+
+static const struct tegra234_cbb_fabric tegra234_rce_fabric = {
+ .name = "rce-fabric",
+ .master_id = tegra234_master_id,
+ .slave_map = tegra234_common_slave_map,
+ .max_slaves = ARRAY_SIZE(tegra234_common_slave_map),
+ .errors = tegra234_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra234_cbb_errors),
+ .notifier_offset = 0x19000,
+ .firewall_base = 0x30000,
+ .firewall_ctl = 0x290,
+ .firewall_wr_ctl = 0x288,
+};
+
+static const struct tegra234_cbb_fabric tegra234_sce_fabric = {
+ .name = "sce-fabric",
+ .master_id = tegra234_master_id,
+ .slave_map = tegra234_common_slave_map,
+ .max_slaves = ARRAY_SIZE(tegra234_common_slave_map),
+ .errors = tegra234_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra234_cbb_errors),
+ .notifier_offset = 0x19000,
+ .firewall_base = 0x30000,
+ .firewall_ctl = 0x290,
+ .firewall_wr_ctl = 0x288,
+};
+
+static const char * const tegra241_master_id[] = {
+ [0x0] = "TZ",
+ [0x1] = "CCPLEX",
+ [0x2] = "CCPMU",
+ [0x3] = "BPMP_FW",
+ [0x4] = "PSC_FW_USER",
+ [0x5] = "PSC_FW_SUPERVISOR",
+ [0x6] = "PSC_FW_MACHINE",
+ [0x7] = "PSC_BOOT",
+ [0x8] = "BPMP_BOOT",
+ [0x9] = "JTAGM_DFT",
+ [0xa] = "CORESIGHT",
+ [0xb] = "GPU",
+ [0xc] = "PEATRANS",
+ [0xd ... 0x3f] = "RSVD"
+};
+
+/*
+ * Possible causes for Slave and Timeout errors.
+ * SLAVE_ERR:
+ * Slave being accessed responded with an error. Slave could return
+ * an error for various cases :
+ * Unsupported access, clamp setting when power gated, register
+ * level firewall(SCR), address hole within the slave, etc
+ *
+ * TIMEOUT_ERR:
+ * No response returned by slave. Can be due to slave being clock
+ * gated, under reset, powered down or slave inability to respond
+ * for an internal slave issue
+ */
+static const struct tegra_cbb_error tegra241_cbb_errors[] = {
+ {
+ .code = "SLAVE_ERR",
+ .desc = "Slave being accessed responded with an error."
+ }, {
+ .code = "DECODE_ERR",
+ .desc = "Attempt to access an address hole or Reserved region of memory."
+ }, {
+ .code = "FIREWALL_ERR",
+ .desc = "Attempt to access a region which is firewalled."
+ }, {
+ .code = "TIMEOUT_ERR",
+ .desc = "No response returned by slave."
+ }, {
+ .code = "PWRDOWN_ERR",
+ .desc = "Attempt to access a portion of the fabric that is powered down."
+ }, {
+ .code = "UNSUPPORTED_ERR",
+ .desc = "Attempt to access a slave through an unsupported access."
+ }, {
+ .code = "POISON_ERR",
+ .desc = "Slave responds with poison error to indicate error in data."
+ }, {
+ .code = "RSVD"
+ }, {
+ .code = "RSVD"
+ }, {
+ .code = "RSVD"
+ }, {
+ .code = "RSVD"
+ }, {
+ .code = "RSVD"
+ }, {
+ .code = "RSVD"
+ }, {
+ .code = "RSVD"
+ }, {
+ .code = "RSVD"
+ }, {
+ .code = "RSVD"
+ }, {
+ .code = "NO_SUCH_ADDRESS_ERR",
+ .desc = "The address belongs to the pri_target range but there is no register "
+ "implemented at the address."
+ }, {
+ .code = "TASK_ERR",
+ .desc = "Attempt to update a PRI task when the current task has still not "
+ "completed."
+ }, {
+ .code = "EXTERNAL_ERR",
+ .desc = "Indicates that an external PRI register access met with an error due to "
+ "any issue in the unit."
+ }, {
+ .code = "INDEX_ERR",
+ .desc = "Applicable to PRI index aperture pair, when the programmed index is "
+ "outside the range defined in the manual."
+ }, {
+ .code = "RESET_ERR",
+ .desc = "Target in Reset Error: Attempt to access a SubPri or external PRI "
+ "register but they are in reset."
+ }, {
+ .code = "REGISTER_RST_ERR",
+ .desc = "Attempt to access a PRI register but the register is partial or "
+ "completely in reset."
+ }, {
+ .code = "POWER_GATED_ERR",
+ .desc = "Returned by external PRI client when the external access goes to a power "
+ "gated domain."
+ }, {
+ .code = "SUBPRI_FS_ERR",
+ .desc = "Subpri is floorswept: Attempt to access a subpri through the main pri "
+ "target but subPri logic is floorswept."
+ }, {
+ .code = "SUBPRI_CLK_OFF_ERR",
+ .desc = "Subpri clock is off: Attempt to access a subpri through the main pri "
+ "target but subPris clock is gated/off."
+ },
+};
+
+static const struct tegra234_slave_lookup tegra241_cbb_slave_map[] = {
+ { "RSVD", 0x00000 },
+ { "PCIE_C8", 0x51000 },
+ { "PCIE_C9", 0x52000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "AON", 0x5b000 },
+ { "BPMP", 0x5c000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "PSC", 0x5d000 },
+ { "STM", 0x5e000 },
+ { "AXI2APB_1", 0x70000 },
+ { "AXI2APB_10", 0x71000 },
+ { "AXI2APB_11", 0x72000 },
+ { "AXI2APB_12", 0x73000 },
+ { "AXI2APB_13", 0x74000 },
+ { "AXI2APB_14", 0x75000 },
+ { "AXI2APB_15", 0x76000 },
+ { "AXI2APB_16", 0x77000 },
+ { "AXI2APB_17", 0x78000 },
+ { "AXI2APB_18", 0x79000 },
+ { "AXI2APB_19", 0x7a000 },
+ { "AXI2APB_2", 0x7b000 },
+ { "AXI2APB_20", 0x7c000 },
+ { "AXI2APB_4", 0x87000 },
+ { "AXI2APB_5", 0x88000 },
+ { "AXI2APB_6", 0x89000 },
+ { "AXI2APB_7", 0x8a000 },
+ { "AXI2APB_8", 0x8b000 },
+ { "AXI2APB_9", 0x8c000 },
+ { "AXI2APB_3", 0x8d000 },
+ { "AXI2APB_21", 0x7d000 },
+ { "AXI2APB_22", 0x7e000 },
+ { "AXI2APB_23", 0x7f000 },
+ { "AXI2APB_24", 0x80000 },
+ { "AXI2APB_25", 0x81000 },
+ { "AXI2APB_26", 0x82000 },
+ { "AXI2APB_27", 0x83000 },
+ { "AXI2APB_28", 0x84000 },
+ { "PCIE_C4", 0x53000 },
+ { "PCIE_C5", 0x54000 },
+ { "PCIE_C6", 0x55000 },
+ { "PCIE_C7", 0x56000 },
+ { "PCIE_C2", 0x57000 },
+ { "PCIE_C3", 0x58000 },
+ { "PCIE_C0", 0x59000 },
+ { "PCIE_C1", 0x5a000 },
+ { "CCPLEX", 0x50000 },
+ { "AXI2APB_29", 0x85000 },
+ { "AXI2APB_30", 0x86000 },
+ { "CBB_CENTRAL", 0x00000 },
+ { "AXI2APB_31", 0x8E000 },
+ { "AXI2APB_32", 0x8F000 },
+};
+
+static const struct tegra234_cbb_fabric tegra241_cbb_fabric = {
+ .name = "cbb-fabric",
+ .master_id = tegra241_master_id,
+ .slave_map = tegra241_cbb_slave_map,
+ .max_slaves = ARRAY_SIZE(tegra241_cbb_slave_map),
+ .errors = tegra241_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra241_cbb_errors),
+ .notifier_offset = 0x60000,
+ .off_mask_erd = 0x40004,
+ .firewall_base = 0x20000,
+ .firewall_ctl = 0x2370,
+ .firewall_wr_ctl = 0x2368,
+};
+
+static const struct tegra234_slave_lookup tegra241_bpmp_slave_map[] = {
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "CBB", 0x15000 },
+ { "CPU", 0x16000 },
+ { "AXI2APB", 0x00000 },
+ { "DBB0", 0x17000 },
+ { "DBB1", 0x18000 },
+};
+
+static const struct tegra234_cbb_fabric tegra241_bpmp_fabric = {
+ .name = "bpmp-fabric",
+ .master_id = tegra241_master_id,
+ .slave_map = tegra241_bpmp_slave_map,
+ .max_slaves = ARRAY_SIZE(tegra241_bpmp_slave_map),
+ .errors = tegra241_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra241_cbb_errors),
+ .notifier_offset = 0x19000,
+ .firewall_base = 0x30000,
+ .firewall_ctl = 0x8f0,
+ .firewall_wr_ctl = 0x8e8,
+};
+
+static const struct of_device_id tegra234_cbb_dt_ids[] = {
+ { .compatible = "nvidia,tegra234-cbb-fabric", .data = &tegra234_cbb_fabric },
+ { .compatible = "nvidia,tegra234-aon-fabric", .data = &tegra234_aon_fabric },
+ { .compatible = "nvidia,tegra234-bpmp-fabric", .data = &tegra234_bpmp_fabric },
+ { .compatible = "nvidia,tegra234-dce-fabric", .data = &tegra234_dce_fabric },
+ { .compatible = "nvidia,tegra234-rce-fabric", .data = &tegra234_rce_fabric },
+ { .compatible = "nvidia,tegra234-sce-fabric", .data = &tegra234_sce_fabric },
+ { /* sentinel */ },
+};
+MODULE_DEVICE_TABLE(of, tegra234_cbb_dt_ids);
+
+struct tegra234_cbb_acpi_uid {
+ const char *hid;
+ const char *uid;
+ const struct tegra234_cbb_fabric *fabric;
+};
+
+static const struct tegra234_cbb_acpi_uid tegra234_cbb_acpi_uids[] = {
+ { "NVDA1070", "1", &tegra241_cbb_fabric },
+ { "NVDA1070", "2", &tegra241_bpmp_fabric },
+ { },
+};
+
+static const struct
+tegra234_cbb_fabric *tegra234_cbb_acpi_get_fabric(struct acpi_device *adev)
+{
+ const struct tegra234_cbb_acpi_uid *entry;
+
+ for (entry = tegra234_cbb_acpi_uids; entry->hid; entry++) {
+ if (acpi_dev_hid_uid_match(adev, entry->hid, entry->uid))
+ return entry->fabric;
+ }
+
+ return NULL;
+}
+
+static const struct acpi_device_id tegra241_cbb_acpi_ids[] = {
+ { "NVDA1070" },
+ { },
+};
+MODULE_DEVICE_TABLE(acpi, tegra241_cbb_acpi_ids);
+
+static int tegra234_cbb_probe(struct platform_device *pdev)
+{
+ const struct tegra234_cbb_fabric *fabric;
+ struct tegra234_cbb *cbb;
+ unsigned long flags = 0;
+ int err;
+
+ if (pdev->dev.of_node) {
+ fabric = of_device_get_match_data(&pdev->dev);
+ } else {
+ struct acpi_device *device = ACPI_COMPANION(&pdev->dev);
+ if (!device)
+ return -ENODEV;
+
+ fabric = tegra234_cbb_acpi_get_fabric(device);
+ if (!fabric) {
+ dev_err(&pdev->dev, "no device match found\n");
+ return -ENODEV;
+ }
+ }
+
+ cbb = devm_kzalloc(&pdev->dev, sizeof(*cbb), GFP_KERNEL);
+ if (!cbb)
+ return -ENOMEM;
+
+ INIT_LIST_HEAD(&cbb->base.node);
+ cbb->base.ops = &tegra234_cbb_ops;
+ cbb->base.dev = &pdev->dev;
+ cbb->fabric = fabric;
+
+ cbb->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &cbb->res);
+ if (IS_ERR(cbb->regs))
+ return PTR_ERR(cbb->regs);
+
+ err = tegra_cbb_get_irq(pdev, NULL, &cbb->sec_irq);
+ if (err)
+ return err;
+
+ platform_set_drvdata(pdev, cbb);
+
+ /*
+ * Don't enable error reporting for a Fabric if write to it's registers
+ * is blocked by CBB firewall.
+ */
+ if (!tegra234_cbb_write_access_allowed(pdev, cbb)) {
+ dev_info(&pdev->dev, "error reporting not enabled due to firewall\n");
+ return 0;
+ }
+
+ spin_lock_irqsave(&cbb_lock, flags);
+ list_add(&cbb->base.node, &cbb_list);
+ spin_unlock_irqrestore(&cbb_lock, flags);
+
+ /* set ERD bit to mask SError and generate interrupt to report error */
+ if (cbb->fabric->off_mask_erd)
+ tegra234_cbb_mask_serror(cbb);
+
+ return tegra_cbb_register(&cbb->base);
+}
+
+static int __maybe_unused tegra234_cbb_resume_noirq(struct device *dev)
+{
+ struct tegra234_cbb *cbb = dev_get_drvdata(dev);
+
+ tegra234_cbb_error_enable(&cbb->base);
+
+ dev_dbg(dev, "%s resumed\n", cbb->fabric->name);
+
+ return 0;
+}
+
+static const struct dev_pm_ops tegra234_cbb_pm = {
+ SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(NULL, tegra234_cbb_resume_noirq)
+};
+
+static struct platform_driver tegra234_cbb_driver = {
+ .probe = tegra234_cbb_probe,
+ .driver = {
+ .name = "tegra234-cbb",
+ .of_match_table = tegra234_cbb_dt_ids,
+ .acpi_match_table = tegra241_cbb_acpi_ids,
+ .pm = &tegra234_cbb_pm,
+ },
+};
+
+static int __init tegra234_cbb_init(void)
+{
+ return platform_driver_register(&tegra234_cbb_driver);
+}
+pure_initcall(tegra234_cbb_init);
+
+static void __exit tegra234_cbb_exit(void)
+{
+ platform_driver_unregister(&tegra234_cbb_driver);
+}
+module_exit(tegra234_cbb_exit);
+
+MODULE_DESCRIPTION("Control Backbone 2.0 error handling driver for Tegra234");
diff --git a/drivers/soc/tegra/common.c b/drivers/soc/tegra/common.c
new file mode 100644
index 0000000000..dff6d5ef4e
--- /dev/null
+++ b/drivers/soc/tegra/common.c
@@ -0,0 +1,170 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2014 NVIDIA CORPORATION. All rights reserved.
+ */
+
+#define dev_fmt(fmt) "tegra-soc: " fmt
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/export.h>
+#include <linux/of.h>
+#include <linux/pm_opp.h>
+#include <linux/pm_runtime.h>
+
+#include <soc/tegra/common.h>
+#include <soc/tegra/fuse.h>
+
+static const struct of_device_id tegra_machine_match[] = {
+ { .compatible = "nvidia,tegra20", },
+ { .compatible = "nvidia,tegra30", },
+ { .compatible = "nvidia,tegra114", },
+ { .compatible = "nvidia,tegra124", },
+ { .compatible = "nvidia,tegra132", },
+ { .compatible = "nvidia,tegra210", },
+ { }
+};
+
+bool soc_is_tegra(void)
+{
+ const struct of_device_id *match;
+ struct device_node *root;
+
+ root = of_find_node_by_path("/");
+ if (!root)
+ return false;
+
+ match = of_match_node(tegra_machine_match, root);
+ of_node_put(root);
+
+ return match != NULL;
+}
+
+static int tegra_core_dev_init_opp_state(struct device *dev)
+{
+ unsigned long rate;
+ struct clk *clk;
+ bool rpm_enabled;
+ int err;
+
+ clk = devm_clk_get(dev, NULL);
+ if (IS_ERR(clk)) {
+ dev_err(dev, "failed to get clk: %pe\n", clk);
+ return PTR_ERR(clk);
+ }
+
+ rate = clk_get_rate(clk);
+ if (!rate) {
+ dev_err(dev, "failed to get clk rate\n");
+ return -EINVAL;
+ }
+
+ /*
+ * Runtime PM of the device must be enabled in order to set up
+ * GENPD's performance properly because GENPD core checks whether
+ * device is suspended and this check doesn't work while RPM is
+ * disabled. This makes sure the OPP vote below gets cached in
+ * GENPD for the device. Instead, the vote is done the next time
+ * the device gets runtime resumed.
+ */
+ rpm_enabled = pm_runtime_enabled(dev);
+ if (!rpm_enabled)
+ pm_runtime_enable(dev);
+
+ /* should never happen in practice */
+ if (!pm_runtime_enabled(dev)) {
+ dev_WARN(dev, "failed to enable runtime PM\n");
+ pm_runtime_disable(dev);
+ return -EINVAL;
+ }
+
+ /* first dummy rate-setting initializes voltage vote */
+ err = dev_pm_opp_set_rate(dev, rate);
+
+ if (!rpm_enabled)
+ pm_runtime_disable(dev);
+
+ if (err) {
+ dev_err(dev, "failed to initialize OPP clock: %d\n", err);
+ return err;
+ }
+
+ return 0;
+}
+
+/**
+ * devm_tegra_core_dev_init_opp_table() - initialize OPP table
+ * @dev: device for which OPP table is initialized
+ * @params: pointer to the OPP table configuration
+ *
+ * This function will initialize OPP table and sync OPP state of a Tegra SoC
+ * core device.
+ *
+ * Return: 0 on success or errorno.
+ */
+int devm_tegra_core_dev_init_opp_table(struct device *dev,
+ struct tegra_core_opp_params *params)
+{
+ u32 hw_version;
+ int err;
+ /*
+ * The clk's connection id to set is NULL and this is a NULL terminated
+ * array, hence two NULL entries.
+ */
+ const char *clk_names[] = { NULL, NULL };
+ struct dev_pm_opp_config config = {
+ /*
+ * For some devices we don't have any OPP table in the DT, and
+ * in order to use the same code path for all the devices, we
+ * create a dummy OPP table for them via this. The dummy OPP
+ * table is only capable of doing clk_set_rate() on invocation
+ * of dev_pm_opp_set_rate() and doesn't provide any other
+ * functionality.
+ */
+ .clk_names = clk_names,
+ };
+
+ if (of_machine_is_compatible("nvidia,tegra20")) {
+ hw_version = BIT(tegra_sku_info.soc_process_id);
+ config.supported_hw = &hw_version;
+ config.supported_hw_count = 1;
+ } else if (of_machine_is_compatible("nvidia,tegra30")) {
+ hw_version = BIT(tegra_sku_info.soc_speedo_id);
+ config.supported_hw = &hw_version;
+ config.supported_hw_count = 1;
+ }
+
+ err = devm_pm_opp_set_config(dev, &config);
+ if (err) {
+ dev_err(dev, "failed to set OPP config: %d\n", err);
+ return err;
+ }
+
+ /*
+ * Tegra114+ doesn't support OPP yet, return early for non tegra20/30
+ * case.
+ */
+ if (!config.supported_hw)
+ return -ENODEV;
+
+ /*
+ * Older device-trees have an empty OPP table, we will get
+ * -ENODEV from devm_pm_opp_of_add_table() in this case.
+ */
+ err = devm_pm_opp_of_add_table(dev);
+ if (err) {
+ if (err != -ENODEV)
+ dev_err(dev, "failed to add OPP table: %d\n", err);
+
+ return err;
+ }
+
+ if (params->init_state) {
+ err = tegra_core_dev_init_opp_state(dev);
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(devm_tegra_core_dev_init_opp_table);
diff --git a/drivers/soc/tegra/flowctrl.c b/drivers/soc/tegra/flowctrl.c
new file mode 100644
index 0000000000..221202db33
--- /dev/null
+++ b/drivers/soc/tegra/flowctrl.c
@@ -0,0 +1,226 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * drivers/soc/tegra/flowctrl.c
+ *
+ * Functions and macros to control the flowcontroller
+ *
+ * Copyright (c) 2010-2012, NVIDIA Corporation. All rights reserved.
+ */
+
+#include <linux/cpumask.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+
+#include <soc/tegra/common.h>
+#include <soc/tegra/flowctrl.h>
+#include <soc/tegra/fuse.h>
+
+static u8 flowctrl_offset_halt_cpu[] = {
+ FLOW_CTRL_HALT_CPU0_EVENTS,
+ FLOW_CTRL_HALT_CPU1_EVENTS,
+ FLOW_CTRL_HALT_CPU1_EVENTS + 8,
+ FLOW_CTRL_HALT_CPU1_EVENTS + 16,
+};
+
+static u8 flowctrl_offset_cpu_csr[] = {
+ FLOW_CTRL_CPU0_CSR,
+ FLOW_CTRL_CPU1_CSR,
+ FLOW_CTRL_CPU1_CSR + 8,
+ FLOW_CTRL_CPU1_CSR + 16,
+};
+
+static void __iomem *tegra_flowctrl_base;
+
+static void flowctrl_update(u8 offset, u32 value)
+{
+ if (WARN_ONCE(IS_ERR_OR_NULL(tegra_flowctrl_base),
+ "Tegra flowctrl not initialised!\n"))
+ return;
+
+ writel(value, tegra_flowctrl_base + offset);
+
+ /* ensure the update has reached the flow controller */
+ wmb();
+ readl_relaxed(tegra_flowctrl_base + offset);
+}
+
+u32 flowctrl_read_cpu_csr(unsigned int cpuid)
+{
+ u8 offset = flowctrl_offset_cpu_csr[cpuid];
+
+ if (WARN_ONCE(IS_ERR_OR_NULL(tegra_flowctrl_base),
+ "Tegra flowctrl not initialised!\n"))
+ return 0;
+
+ return readl(tegra_flowctrl_base + offset);
+}
+
+void flowctrl_write_cpu_csr(unsigned int cpuid, u32 value)
+{
+ return flowctrl_update(flowctrl_offset_cpu_csr[cpuid], value);
+}
+
+void flowctrl_write_cpu_halt(unsigned int cpuid, u32 value)
+{
+ return flowctrl_update(flowctrl_offset_halt_cpu[cpuid], value);
+}
+
+void flowctrl_cpu_suspend_enter(unsigned int cpuid)
+{
+ unsigned int reg;
+ int i;
+
+ reg = flowctrl_read_cpu_csr(cpuid);
+ switch (tegra_get_chip_id()) {
+ case TEGRA20:
+ /* clear wfe bitmap */
+ reg &= ~TEGRA20_FLOW_CTRL_CSR_WFE_BITMAP;
+ /* clear wfi bitmap */
+ reg &= ~TEGRA20_FLOW_CTRL_CSR_WFI_BITMAP;
+ /* pwr gating on wfe */
+ reg |= TEGRA20_FLOW_CTRL_CSR_WFE_CPU0 << cpuid;
+ break;
+ case TEGRA30:
+ case TEGRA114:
+ case TEGRA124:
+ /* clear wfe bitmap */
+ reg &= ~TEGRA30_FLOW_CTRL_CSR_WFE_BITMAP;
+ /* clear wfi bitmap */
+ reg &= ~TEGRA30_FLOW_CTRL_CSR_WFI_BITMAP;
+
+ if (tegra_get_chip_id() == TEGRA30) {
+ /*
+ * The wfi doesn't work well on Tegra30 because
+ * CPU hangs under some odd circumstances after
+ * power-gating (like memory running off PLLP),
+ * hence use wfe that is working perfectly fine.
+ * Note that Tegra30 TRM doc clearly stands that
+ * wfi should be used for the "Cluster Switching",
+ * while wfe for the power-gating, just like it
+ * is done on Tegra20.
+ */
+ reg |= TEGRA20_FLOW_CTRL_CSR_WFE_CPU0 << cpuid;
+ } else {
+ /* pwr gating on wfi */
+ reg |= TEGRA30_FLOW_CTRL_CSR_WFI_CPU0 << cpuid;
+ }
+ break;
+ }
+ reg |= FLOW_CTRL_CSR_INTR_FLAG; /* clear intr flag */
+ reg |= FLOW_CTRL_CSR_EVENT_FLAG; /* clear event flag */
+ reg |= FLOW_CTRL_CSR_ENABLE; /* pwr gating */
+ flowctrl_write_cpu_csr(cpuid, reg);
+
+ for (i = 0; i < num_possible_cpus(); i++) {
+ if (i == cpuid)
+ continue;
+ reg = flowctrl_read_cpu_csr(i);
+ reg |= FLOW_CTRL_CSR_EVENT_FLAG;
+ reg |= FLOW_CTRL_CSR_INTR_FLAG;
+ flowctrl_write_cpu_csr(i, reg);
+ }
+}
+
+void flowctrl_cpu_suspend_exit(unsigned int cpuid)
+{
+ unsigned int reg;
+
+ /* Disable powergating via flow controller for CPU0 */
+ reg = flowctrl_read_cpu_csr(cpuid);
+ switch (tegra_get_chip_id()) {
+ case TEGRA20:
+ /* clear wfe bitmap */
+ reg &= ~TEGRA20_FLOW_CTRL_CSR_WFE_BITMAP;
+ /* clear wfi bitmap */
+ reg &= ~TEGRA20_FLOW_CTRL_CSR_WFI_BITMAP;
+ break;
+ case TEGRA30:
+ case TEGRA114:
+ case TEGRA124:
+ /* clear wfe bitmap */
+ reg &= ~TEGRA30_FLOW_CTRL_CSR_WFE_BITMAP;
+ /* clear wfi bitmap */
+ reg &= ~TEGRA30_FLOW_CTRL_CSR_WFI_BITMAP;
+ break;
+ }
+ reg &= ~FLOW_CTRL_CSR_ENABLE; /* clear enable */
+ reg |= FLOW_CTRL_CSR_INTR_FLAG; /* clear intr */
+ reg |= FLOW_CTRL_CSR_EVENT_FLAG; /* clear event */
+ flowctrl_write_cpu_csr(cpuid, reg);
+}
+
+static int tegra_flowctrl_probe(struct platform_device *pdev)
+{
+ void __iomem *base = tegra_flowctrl_base;
+
+ tegra_flowctrl_base = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);
+ if (IS_ERR(tegra_flowctrl_base))
+ return PTR_ERR(tegra_flowctrl_base);
+
+ iounmap(base);
+
+ return 0;
+}
+
+static const struct of_device_id tegra_flowctrl_match[] = {
+ { .compatible = "nvidia,tegra210-flowctrl" },
+ { .compatible = "nvidia,tegra124-flowctrl" },
+ { .compatible = "nvidia,tegra114-flowctrl" },
+ { .compatible = "nvidia,tegra30-flowctrl" },
+ { .compatible = "nvidia,tegra20-flowctrl" },
+ { }
+};
+
+static struct platform_driver tegra_flowctrl_driver = {
+ .driver = {
+ .name = "tegra-flowctrl",
+ .suppress_bind_attrs = true,
+ .of_match_table = tegra_flowctrl_match,
+ },
+ .probe = tegra_flowctrl_probe,
+};
+builtin_platform_driver(tegra_flowctrl_driver);
+
+static int __init tegra_flowctrl_init(void)
+{
+ struct resource res;
+ struct device_node *np;
+
+ if (!soc_is_tegra())
+ return 0;
+
+ np = of_find_matching_node(NULL, tegra_flowctrl_match);
+ if (np) {
+ if (of_address_to_resource(np, 0, &res) < 0) {
+ pr_err("failed to get flowctrl register\n");
+ return -ENXIO;
+ }
+ of_node_put(np);
+ } else if (IS_ENABLED(CONFIG_ARM)) {
+ /*
+ * Hardcoded fallback for 32-bit Tegra
+ * devices if device tree node is missing.
+ */
+ res.start = 0x60007000;
+ res.end = 0x60007fff;
+ res.flags = IORESOURCE_MEM;
+ } else {
+ /*
+ * At this point we're running on a Tegra,
+ * that doesn't support the flow controller
+ * (eg. Tegra186), so just return.
+ */
+ return 0;
+ }
+
+ tegra_flowctrl_base = ioremap(res.start, resource_size(&res));
+ if (!tegra_flowctrl_base)
+ return -ENXIO;
+
+ return 0;
+}
+early_initcall(tegra_flowctrl_init);
diff --git a/drivers/soc/tegra/fuse/Makefile b/drivers/soc/tegra/fuse/Makefile
new file mode 100644
index 0000000000..ea8332cc39
--- /dev/null
+++ b/drivers/soc/tegra/fuse/Makefile
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-y += fuse-tegra.o
+obj-y += fuse-tegra30.o
+obj-y += tegra-apbmisc.o
+obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += fuse-tegra20.o
+obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += speedo-tegra20.o
+obj-$(CONFIG_ARCH_TEGRA_3x_SOC) += speedo-tegra30.o
+obj-$(CONFIG_ARCH_TEGRA_114_SOC) += speedo-tegra114.o
+obj-$(CONFIG_ARCH_TEGRA_124_SOC) += speedo-tegra124.o
+obj-$(CONFIG_ARCH_TEGRA_132_SOC) += speedo-tegra124.o
+obj-$(CONFIG_ARCH_TEGRA_210_SOC) += speedo-tegra210.o
diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c b/drivers/soc/tegra/fuse/fuse-tegra.c
new file mode 100644
index 0000000000..a2c28f493a
--- /dev/null
+++ b/drivers/soc/tegra/fuse/fuse-tegra.c
@@ -0,0 +1,541 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2013-2023, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/kobject.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/nvmem-consumer.h>
+#include <linux/nvmem-provider.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/reset.h>
+#include <linux/slab.h>
+#include <linux/sys_soc.h>
+
+#include <soc/tegra/common.h>
+#include <soc/tegra/fuse.h>
+
+#include "fuse.h"
+
+struct tegra_sku_info tegra_sku_info;
+EXPORT_SYMBOL(tegra_sku_info);
+
+static const char *tegra_revision_name[TEGRA_REVISION_MAX] = {
+ [TEGRA_REVISION_UNKNOWN] = "unknown",
+ [TEGRA_REVISION_A01] = "A01",
+ [TEGRA_REVISION_A02] = "A02",
+ [TEGRA_REVISION_A03] = "A03",
+ [TEGRA_REVISION_A03p] = "A03 prime",
+ [TEGRA_REVISION_A04] = "A04",
+};
+
+static const char *tegra_platform_name[TEGRA_PLATFORM_MAX] = {
+ [TEGRA_PLATFORM_SILICON] = "Silicon",
+ [TEGRA_PLATFORM_QT] = "QT",
+ [TEGRA_PLATFORM_SYSTEM_FPGA] = "System FPGA",
+ [TEGRA_PLATFORM_UNIT_FPGA] = "Unit FPGA",
+ [TEGRA_PLATFORM_ASIM_QT] = "Asim QT",
+ [TEGRA_PLATFORM_ASIM_LINSIM] = "Asim Linsim",
+ [TEGRA_PLATFORM_DSIM_ASIM_LINSIM] = "Dsim Asim Linsim",
+ [TEGRA_PLATFORM_VERIFICATION_SIMULATION] = "Verification Simulation",
+ [TEGRA_PLATFORM_VDK] = "VDK",
+ [TEGRA_PLATFORM_VSP] = "VSP",
+};
+
+static const struct of_device_id car_match[] __initconst = {
+ { .compatible = "nvidia,tegra20-car", },
+ { .compatible = "nvidia,tegra30-car", },
+ { .compatible = "nvidia,tegra114-car", },
+ { .compatible = "nvidia,tegra124-car", },
+ { .compatible = "nvidia,tegra132-car", },
+ { .compatible = "nvidia,tegra210-car", },
+ {},
+};
+
+static struct tegra_fuse *fuse = &(struct tegra_fuse) {
+ .base = NULL,
+ .soc = NULL,
+};
+
+static const struct of_device_id tegra_fuse_match[] = {
+#ifdef CONFIG_ARCH_TEGRA_234_SOC
+ { .compatible = "nvidia,tegra234-efuse", .data = &tegra234_fuse_soc },
+#endif
+#ifdef CONFIG_ARCH_TEGRA_194_SOC
+ { .compatible = "nvidia,tegra194-efuse", .data = &tegra194_fuse_soc },
+#endif
+#ifdef CONFIG_ARCH_TEGRA_186_SOC
+ { .compatible = "nvidia,tegra186-efuse", .data = &tegra186_fuse_soc },
+#endif
+#ifdef CONFIG_ARCH_TEGRA_210_SOC
+ { .compatible = "nvidia,tegra210-efuse", .data = &tegra210_fuse_soc },
+#endif
+#ifdef CONFIG_ARCH_TEGRA_132_SOC
+ { .compatible = "nvidia,tegra132-efuse", .data = &tegra124_fuse_soc },
+#endif
+#ifdef CONFIG_ARCH_TEGRA_124_SOC
+ { .compatible = "nvidia,tegra124-efuse", .data = &tegra124_fuse_soc },
+#endif
+#ifdef CONFIG_ARCH_TEGRA_114_SOC
+ { .compatible = "nvidia,tegra114-efuse", .data = &tegra114_fuse_soc },
+#endif
+#ifdef CONFIG_ARCH_TEGRA_3x_SOC
+ { .compatible = "nvidia,tegra30-efuse", .data = &tegra30_fuse_soc },
+#endif
+#ifdef CONFIG_ARCH_TEGRA_2x_SOC
+ { .compatible = "nvidia,tegra20-efuse", .data = &tegra20_fuse_soc },
+#endif
+ { /* sentinel */ }
+};
+
+static int tegra_fuse_read(void *priv, unsigned int offset, void *value,
+ size_t bytes)
+{
+ unsigned int count = bytes / 4, i;
+ struct tegra_fuse *fuse = priv;
+ u32 *buffer = value;
+
+ for (i = 0; i < count; i++)
+ buffer[i] = fuse->read(fuse, offset + i * 4);
+
+ return 0;
+}
+
+static void tegra_fuse_restore(void *base)
+{
+ fuse->base = (void __iomem *)base;
+ fuse->clk = NULL;
+}
+
+static int tegra_fuse_probe(struct platform_device *pdev)
+{
+ void __iomem *base = fuse->base;
+ struct nvmem_config nvmem;
+ struct resource *res;
+ int err;
+
+ err = devm_add_action(&pdev->dev, tegra_fuse_restore, (void __force *)base);
+ if (err)
+ return err;
+
+ /* take over the memory region from the early initialization */
+ fuse->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
+ if (IS_ERR(fuse->base))
+ return PTR_ERR(fuse->base);
+ fuse->phys = res->start;
+
+ fuse->clk = devm_clk_get(&pdev->dev, "fuse");
+ if (IS_ERR(fuse->clk)) {
+ if (PTR_ERR(fuse->clk) != -EPROBE_DEFER)
+ dev_err(&pdev->dev, "failed to get FUSE clock: %ld",
+ PTR_ERR(fuse->clk));
+
+ return PTR_ERR(fuse->clk);
+ }
+
+ platform_set_drvdata(pdev, fuse);
+ fuse->dev = &pdev->dev;
+
+ err = devm_pm_runtime_enable(&pdev->dev);
+ if (err)
+ return err;
+
+ if (fuse->soc->probe) {
+ err = fuse->soc->probe(fuse);
+ if (err < 0)
+ return err;
+ }
+
+ memset(&nvmem, 0, sizeof(nvmem));
+ nvmem.dev = &pdev->dev;
+ nvmem.name = "fuse";
+ nvmem.id = -1;
+ nvmem.owner = THIS_MODULE;
+ nvmem.cells = fuse->soc->cells;
+ nvmem.ncells = fuse->soc->num_cells;
+ nvmem.keepout = fuse->soc->keepouts;
+ nvmem.nkeepout = fuse->soc->num_keepouts;
+ nvmem.type = NVMEM_TYPE_OTP;
+ nvmem.read_only = true;
+ nvmem.root_only = false;
+ nvmem.reg_read = tegra_fuse_read;
+ nvmem.size = fuse->soc->info->size;
+ nvmem.word_size = 4;
+ nvmem.stride = 4;
+ nvmem.priv = fuse;
+
+ fuse->nvmem = devm_nvmem_register(&pdev->dev, &nvmem);
+ if (IS_ERR(fuse->nvmem)) {
+ err = PTR_ERR(fuse->nvmem);
+ dev_err(&pdev->dev, "failed to register NVMEM device: %d\n",
+ err);
+ return err;
+ }
+
+ fuse->rst = devm_reset_control_get_optional(&pdev->dev, "fuse");
+ if (IS_ERR(fuse->rst)) {
+ err = PTR_ERR(fuse->rst);
+ dev_err(&pdev->dev, "failed to get FUSE reset: %pe\n",
+ fuse->rst);
+ return err;
+ }
+
+ /*
+ * FUSE clock is enabled at a boot time, hence this resume/suspend
+ * disables the clock besides the h/w resetting.
+ */
+ err = pm_runtime_resume_and_get(&pdev->dev);
+ if (err)
+ return err;
+
+ err = reset_control_reset(fuse->rst);
+ pm_runtime_put(&pdev->dev);
+
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to reset FUSE: %d\n", err);
+ return err;
+ }
+
+ /* release the early I/O memory mapping */
+ iounmap(base);
+
+ return 0;
+}
+
+static int __maybe_unused tegra_fuse_runtime_resume(struct device *dev)
+{
+ int err;
+
+ err = clk_prepare_enable(fuse->clk);
+ if (err < 0) {
+ dev_err(dev, "failed to enable FUSE clock: %d\n", err);
+ return err;
+ }
+
+ return 0;
+}
+
+static int __maybe_unused tegra_fuse_runtime_suspend(struct device *dev)
+{
+ clk_disable_unprepare(fuse->clk);
+
+ return 0;
+}
+
+static int __maybe_unused tegra_fuse_suspend(struct device *dev)
+{
+ int ret;
+
+ /*
+ * Critical for RAM re-repair operation, which must occur on resume
+ * from LP1 system suspend and as part of CCPLEX cluster switching.
+ */
+ if (fuse->soc->clk_suspend_on)
+ ret = pm_runtime_resume_and_get(dev);
+ else
+ ret = pm_runtime_force_suspend(dev);
+
+ return ret;
+}
+
+static int __maybe_unused tegra_fuse_resume(struct device *dev)
+{
+ int ret = 0;
+
+ if (fuse->soc->clk_suspend_on)
+ pm_runtime_put(dev);
+ else
+ ret = pm_runtime_force_resume(dev);
+
+ return ret;
+}
+
+static const struct dev_pm_ops tegra_fuse_pm = {
+ SET_RUNTIME_PM_OPS(tegra_fuse_runtime_suspend, tegra_fuse_runtime_resume,
+ NULL)
+ SET_SYSTEM_SLEEP_PM_OPS(tegra_fuse_suspend, tegra_fuse_resume)
+};
+
+static struct platform_driver tegra_fuse_driver = {
+ .driver = {
+ .name = "tegra-fuse",
+ .of_match_table = tegra_fuse_match,
+ .pm = &tegra_fuse_pm,
+ .suppress_bind_attrs = true,
+ },
+ .probe = tegra_fuse_probe,
+};
+builtin_platform_driver(tegra_fuse_driver);
+
+u32 __init tegra_fuse_read_spare(unsigned int spare)
+{
+ unsigned int offset = fuse->soc->info->spare + spare * 4;
+
+ return fuse->read_early(fuse, offset) & 1;
+}
+
+u32 __init tegra_fuse_read_early(unsigned int offset)
+{
+ return fuse->read_early(fuse, offset);
+}
+
+int tegra_fuse_readl(unsigned long offset, u32 *value)
+{
+ if (!fuse->read || !fuse->clk)
+ return -EPROBE_DEFER;
+
+ if (IS_ERR(fuse->clk))
+ return PTR_ERR(fuse->clk);
+
+ *value = fuse->read(fuse, offset);
+
+ return 0;
+}
+EXPORT_SYMBOL(tegra_fuse_readl);
+
+static void tegra_enable_fuse_clk(void __iomem *base)
+{
+ u32 reg;
+
+ reg = readl_relaxed(base + 0x48);
+ reg |= 1 << 28;
+ writel(reg, base + 0x48);
+
+ /*
+ * Enable FUSE clock. This needs to be hardcoded because the clock
+ * subsystem is not active during early boot.
+ */
+ reg = readl(base + 0x14);
+ reg |= 1 << 7;
+ writel(reg, base + 0x14);
+}
+
+static ssize_t major_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ return sprintf(buf, "%d\n", tegra_get_major_rev());
+}
+
+static DEVICE_ATTR_RO(major);
+
+static ssize_t minor_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ return sprintf(buf, "%d\n", tegra_get_minor_rev());
+}
+
+static DEVICE_ATTR_RO(minor);
+
+static struct attribute *tegra_soc_attr[] = {
+ &dev_attr_major.attr,
+ &dev_attr_minor.attr,
+ NULL,
+};
+
+const struct attribute_group tegra_soc_attr_group = {
+ .attrs = tegra_soc_attr,
+};
+
+#if IS_ENABLED(CONFIG_ARCH_TEGRA_194_SOC) || \
+ IS_ENABLED(CONFIG_ARCH_TEGRA_234_SOC)
+static ssize_t platform_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ /*
+ * Displays the value in the 'pre_si_platform' field of the HIDREV
+ * register for Tegra194 devices. A value of 0 indicates that the
+ * platform type is silicon and all other non-zero values indicate
+ * the type of simulation platform is being used.
+ */
+ return sprintf(buf, "%d\n", tegra_get_platform());
+}
+
+static DEVICE_ATTR_RO(platform);
+
+static struct attribute *tegra194_soc_attr[] = {
+ &dev_attr_major.attr,
+ &dev_attr_minor.attr,
+ &dev_attr_platform.attr,
+ NULL,
+};
+
+const struct attribute_group tegra194_soc_attr_group = {
+ .attrs = tegra194_soc_attr,
+};
+#endif
+
+struct device * __init tegra_soc_device_register(void)
+{
+ struct soc_device_attribute *attr;
+ struct soc_device *dev;
+
+ attr = kzalloc(sizeof(*attr), GFP_KERNEL);
+ if (!attr)
+ return NULL;
+
+ attr->family = kasprintf(GFP_KERNEL, "Tegra");
+ if (tegra_is_silicon())
+ attr->revision = kasprintf(GFP_KERNEL, "%s %s",
+ tegra_platform_name[tegra_sku_info.platform],
+ tegra_revision_name[tegra_sku_info.revision]);
+ else
+ attr->revision = kasprintf(GFP_KERNEL, "%s",
+ tegra_platform_name[tegra_sku_info.platform]);
+ attr->soc_id = kasprintf(GFP_KERNEL, "%u", tegra_get_chip_id());
+ attr->custom_attr_group = fuse->soc->soc_attr_group;
+
+ dev = soc_device_register(attr);
+ if (IS_ERR(dev)) {
+ kfree(attr->soc_id);
+ kfree(attr->revision);
+ kfree(attr->family);
+ kfree(attr);
+ return ERR_CAST(dev);
+ }
+
+ return soc_device_to_device(dev);
+}
+
+static int __init tegra_init_fuse(void)
+{
+ const struct of_device_id *match;
+ struct device_node *np;
+ struct resource regs;
+
+ tegra_init_apbmisc();
+
+ np = of_find_matching_node_and_match(NULL, tegra_fuse_match, &match);
+ if (!np) {
+ /*
+ * Fall back to legacy initialization for 32-bit ARM only. All
+ * 64-bit ARM device tree files for Tegra are required to have
+ * a FUSE node.
+ *
+ * This is for backwards-compatibility with old device trees
+ * that didn't contain a FUSE node.
+ */
+ if (IS_ENABLED(CONFIG_ARM) && soc_is_tegra()) {
+ u8 chip = tegra_get_chip_id();
+
+ regs.start = 0x7000f800;
+ regs.end = 0x7000fbff;
+ regs.flags = IORESOURCE_MEM;
+
+ switch (chip) {
+#ifdef CONFIG_ARCH_TEGRA_2x_SOC
+ case TEGRA20:
+ fuse->soc = &tegra20_fuse_soc;
+ break;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_3x_SOC
+ case TEGRA30:
+ fuse->soc = &tegra30_fuse_soc;
+ break;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_114_SOC
+ case TEGRA114:
+ fuse->soc = &tegra114_fuse_soc;
+ break;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_124_SOC
+ case TEGRA124:
+ fuse->soc = &tegra124_fuse_soc;
+ break;
+#endif
+
+ default:
+ pr_warn("Unsupported SoC: %02x\n", chip);
+ break;
+ }
+ } else {
+ /*
+ * At this point we're not running on Tegra, so play
+ * nice with multi-platform kernels.
+ */
+ return 0;
+ }
+ } else {
+ /*
+ * Extract information from the device tree if we've found a
+ * matching node.
+ */
+ if (of_address_to_resource(np, 0, &regs) < 0) {
+ pr_err("failed to get FUSE register\n");
+ return -ENXIO;
+ }
+
+ fuse->soc = match->data;
+ }
+
+ np = of_find_matching_node(NULL, car_match);
+ if (np) {
+ void __iomem *base = of_iomap(np, 0);
+ of_node_put(np);
+ if (base) {
+ tegra_enable_fuse_clk(base);
+ iounmap(base);
+ } else {
+ pr_err("failed to map clock registers\n");
+ return -ENXIO;
+ }
+ }
+
+ fuse->base = ioremap(regs.start, resource_size(&regs));
+ if (!fuse->base) {
+ pr_err("failed to map FUSE registers\n");
+ return -ENXIO;
+ }
+
+ fuse->soc->init(fuse);
+
+ pr_info("Tegra Revision: %s SKU: %d CPU Process: %d SoC Process: %d\n",
+ tegra_revision_name[tegra_sku_info.revision],
+ tegra_sku_info.sku_id, tegra_sku_info.cpu_process_id,
+ tegra_sku_info.soc_process_id);
+ pr_debug("Tegra CPU Speedo ID %d, SoC Speedo ID %d\n",
+ tegra_sku_info.cpu_speedo_id, tegra_sku_info.soc_speedo_id);
+
+ if (fuse->soc->lookups) {
+ size_t size = sizeof(*fuse->lookups) * fuse->soc->num_lookups;
+
+ fuse->lookups = kmemdup(fuse->soc->lookups, size, GFP_KERNEL);
+ if (fuse->lookups)
+ nvmem_add_cell_lookups(fuse->lookups, fuse->soc->num_lookups);
+ }
+
+ return 0;
+}
+early_initcall(tegra_init_fuse);
+
+#ifdef CONFIG_ARM64
+static int __init tegra_init_soc(void)
+{
+ struct device_node *np;
+ struct device *soc;
+
+ /* make sure we're running on Tegra */
+ np = of_find_matching_node(NULL, tegra_fuse_match);
+ if (!np)
+ return 0;
+
+ of_node_put(np);
+
+ soc = tegra_soc_device_register();
+ if (IS_ERR(soc)) {
+ pr_err("failed to register SoC device: %ld\n", PTR_ERR(soc));
+ return PTR_ERR(soc);
+ }
+
+ return 0;
+}
+device_initcall(tegra_init_soc);
+#endif
diff --git a/drivers/soc/tegra/fuse/fuse-tegra20.c b/drivers/soc/tegra/fuse/fuse-tegra20.c
new file mode 100644
index 0000000000..fdecf7b7c2
--- /dev/null
+++ b/drivers/soc/tegra/fuse/fuse-tegra20.c
@@ -0,0 +1,198 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2013-2014, NVIDIA CORPORATION. All rights reserved.
+ *
+ * Based on drivers/misc/eeprom/sunxi_sid.c
+ */
+
+#include <linux/device.h>
+#include <linux/clk.h>
+#include <linux/completion.h>
+#include <linux/dmaengine.h>
+#include <linux/dma-mapping.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/kobject.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/random.h>
+
+#include <soc/tegra/fuse.h>
+
+#include "fuse.h"
+
+#define FUSE_BEGIN 0x100
+#define FUSE_UID_LOW 0x08
+#define FUSE_UID_HIGH 0x0c
+
+static u32 tegra20_fuse_read_early(struct tegra_fuse *fuse, unsigned int offset)
+{
+ return readl_relaxed(fuse->base + FUSE_BEGIN + offset);
+}
+
+static void apb_dma_complete(void *args)
+{
+ struct tegra_fuse *fuse = args;
+
+ complete(&fuse->apbdma.wait);
+}
+
+static u32 tegra20_fuse_read(struct tegra_fuse *fuse, unsigned int offset)
+{
+ unsigned long flags = DMA_PREP_INTERRUPT | DMA_CTRL_ACK;
+ struct dma_async_tx_descriptor *dma_desc;
+ unsigned long time_left;
+ u32 value = 0;
+ int err;
+
+ err = pm_runtime_resume_and_get(fuse->dev);
+ if (err)
+ return err;
+
+ mutex_lock(&fuse->apbdma.lock);
+
+ fuse->apbdma.config.src_addr = fuse->phys + FUSE_BEGIN + offset;
+
+ err = dmaengine_slave_config(fuse->apbdma.chan, &fuse->apbdma.config);
+ if (err)
+ goto out;
+
+ dma_desc = dmaengine_prep_slave_single(fuse->apbdma.chan,
+ fuse->apbdma.phys,
+ sizeof(u32), DMA_DEV_TO_MEM,
+ flags);
+ if (!dma_desc)
+ goto out;
+
+ dma_desc->callback = apb_dma_complete;
+ dma_desc->callback_param = fuse;
+
+ reinit_completion(&fuse->apbdma.wait);
+
+ dmaengine_submit(dma_desc);
+ dma_async_issue_pending(fuse->apbdma.chan);
+ time_left = wait_for_completion_timeout(&fuse->apbdma.wait,
+ msecs_to_jiffies(50));
+
+ if (WARN(time_left == 0, "apb read dma timed out"))
+ dmaengine_terminate_all(fuse->apbdma.chan);
+ else
+ value = *fuse->apbdma.virt;
+
+out:
+ mutex_unlock(&fuse->apbdma.lock);
+ pm_runtime_put(fuse->dev);
+ return value;
+}
+
+static bool dma_filter(struct dma_chan *chan, void *filter_param)
+{
+ struct device_node *np = chan->device->dev->of_node;
+
+ return of_device_is_compatible(np, "nvidia,tegra20-apbdma");
+}
+
+static void tegra20_fuse_release_channel(void *data)
+{
+ struct tegra_fuse *fuse = data;
+
+ dma_release_channel(fuse->apbdma.chan);
+ fuse->apbdma.chan = NULL;
+}
+
+static void tegra20_fuse_free_coherent(void *data)
+{
+ struct tegra_fuse *fuse = data;
+
+ dma_free_coherent(fuse->dev, sizeof(u32), fuse->apbdma.virt,
+ fuse->apbdma.phys);
+ fuse->apbdma.virt = NULL;
+ fuse->apbdma.phys = 0x0;
+}
+
+static int tegra20_fuse_probe(struct tegra_fuse *fuse)
+{
+ dma_cap_mask_t mask;
+ int err;
+
+ dma_cap_zero(mask);
+ dma_cap_set(DMA_SLAVE, mask);
+
+ fuse->apbdma.chan = dma_request_channel(mask, dma_filter, NULL);
+ if (!fuse->apbdma.chan)
+ return -EPROBE_DEFER;
+
+ err = devm_add_action_or_reset(fuse->dev, tegra20_fuse_release_channel,
+ fuse);
+ if (err)
+ return err;
+
+ fuse->apbdma.virt = dma_alloc_coherent(fuse->dev, sizeof(u32),
+ &fuse->apbdma.phys,
+ GFP_KERNEL);
+ if (!fuse->apbdma.virt)
+ return -ENOMEM;
+
+ err = devm_add_action_or_reset(fuse->dev, tegra20_fuse_free_coherent,
+ fuse);
+ if (err)
+ return err;
+
+ fuse->apbdma.config.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+ fuse->apbdma.config.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+ fuse->apbdma.config.src_maxburst = 1;
+ fuse->apbdma.config.dst_maxburst = 1;
+ fuse->apbdma.config.direction = DMA_DEV_TO_MEM;
+ fuse->apbdma.config.device_fc = false;
+
+ init_completion(&fuse->apbdma.wait);
+ mutex_init(&fuse->apbdma.lock);
+ fuse->read = tegra20_fuse_read;
+
+ return 0;
+}
+
+static const struct tegra_fuse_info tegra20_fuse_info = {
+ .read = tegra20_fuse_read,
+ .size = 0x1f8,
+ .spare = 0x100,
+};
+
+/* Early boot code. This code is called before the devices are created */
+
+static void __init tegra20_fuse_add_randomness(void)
+{
+ u32 randomness[7];
+
+ randomness[0] = tegra_sku_info.sku_id;
+ randomness[1] = tegra_read_straps();
+ randomness[2] = tegra_read_chipid();
+ randomness[3] = tegra_sku_info.cpu_process_id << 16;
+ randomness[3] |= tegra_sku_info.soc_process_id;
+ randomness[4] = tegra_sku_info.cpu_speedo_id << 16;
+ randomness[4] |= tegra_sku_info.soc_speedo_id;
+ randomness[5] = tegra_fuse_read_early(FUSE_UID_LOW);
+ randomness[6] = tegra_fuse_read_early(FUSE_UID_HIGH);
+
+ add_device_randomness(randomness, sizeof(randomness));
+}
+
+static void __init tegra20_fuse_init(struct tegra_fuse *fuse)
+{
+ fuse->read_early = tegra20_fuse_read_early;
+
+ tegra_init_revision();
+ fuse->soc->speedo_init(&tegra_sku_info);
+ tegra20_fuse_add_randomness();
+}
+
+const struct tegra_fuse_soc tegra20_fuse_soc = {
+ .init = tegra20_fuse_init,
+ .speedo_init = tegra20_init_speedo_data,
+ .probe = tegra20_fuse_probe,
+ .info = &tegra20_fuse_info,
+ .soc_attr_group = &tegra_soc_attr_group,
+ .clk_suspend_on = false,
+};
diff --git a/drivers/soc/tegra/fuse/fuse-tegra30.c b/drivers/soc/tegra/fuse/fuse-tegra30.c
new file mode 100644
index 0000000000..e94d46372a
--- /dev/null
+++ b/drivers/soc/tegra/fuse/fuse-tegra30.c
@@ -0,0 +1,680 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2013-2022, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <linux/device.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/nvmem-consumer.h>
+#include <linux/nvmem-provider.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/random.h>
+
+#include <soc/tegra/fuse.h>
+
+#include "fuse.h"
+
+#define FUSE_BEGIN 0x100
+
+/* Tegra30 and later */
+#define FUSE_VENDOR_CODE 0x100
+#define FUSE_FAB_CODE 0x104
+#define FUSE_LOT_CODE_0 0x108
+#define FUSE_LOT_CODE_1 0x10c
+#define FUSE_WAFER_ID 0x110
+#define FUSE_X_COORDINATE 0x114
+#define FUSE_Y_COORDINATE 0x118
+
+#define FUSE_HAS_REVISION_INFO BIT(0)
+
+#if defined(CONFIG_ARCH_TEGRA_3x_SOC) || \
+ defined(CONFIG_ARCH_TEGRA_114_SOC) || \
+ defined(CONFIG_ARCH_TEGRA_124_SOC) || \
+ defined(CONFIG_ARCH_TEGRA_132_SOC) || \
+ defined(CONFIG_ARCH_TEGRA_210_SOC) || \
+ defined(CONFIG_ARCH_TEGRA_186_SOC) || \
+ defined(CONFIG_ARCH_TEGRA_194_SOC) || \
+ defined(CONFIG_ARCH_TEGRA_234_SOC)
+static u32 tegra30_fuse_read_early(struct tegra_fuse *fuse, unsigned int offset)
+{
+ if (WARN_ON(!fuse->base))
+ return 0;
+
+ return readl_relaxed(fuse->base + FUSE_BEGIN + offset);
+}
+
+static u32 tegra30_fuse_read(struct tegra_fuse *fuse, unsigned int offset)
+{
+ u32 value;
+ int err;
+
+ err = pm_runtime_resume_and_get(fuse->dev);
+ if (err)
+ return 0;
+
+ value = readl_relaxed(fuse->base + FUSE_BEGIN + offset);
+
+ pm_runtime_put(fuse->dev);
+
+ return value;
+}
+
+static void __init tegra30_fuse_add_randomness(void)
+{
+ u32 randomness[12];
+
+ randomness[0] = tegra_sku_info.sku_id;
+ randomness[1] = tegra_read_straps();
+ randomness[2] = tegra_read_chipid();
+ randomness[3] = tegra_sku_info.cpu_process_id << 16;
+ randomness[3] |= tegra_sku_info.soc_process_id;
+ randomness[4] = tegra_sku_info.cpu_speedo_id << 16;
+ randomness[4] |= tegra_sku_info.soc_speedo_id;
+ randomness[5] = tegra_fuse_read_early(FUSE_VENDOR_CODE);
+ randomness[6] = tegra_fuse_read_early(FUSE_FAB_CODE);
+ randomness[7] = tegra_fuse_read_early(FUSE_LOT_CODE_0);
+ randomness[8] = tegra_fuse_read_early(FUSE_LOT_CODE_1);
+ randomness[9] = tegra_fuse_read_early(FUSE_WAFER_ID);
+ randomness[10] = tegra_fuse_read_early(FUSE_X_COORDINATE);
+ randomness[11] = tegra_fuse_read_early(FUSE_Y_COORDINATE);
+
+ add_device_randomness(randomness, sizeof(randomness));
+}
+
+static void __init tegra30_fuse_init(struct tegra_fuse *fuse)
+{
+ fuse->read_early = tegra30_fuse_read_early;
+ fuse->read = tegra30_fuse_read;
+
+ tegra_init_revision();
+
+ if (fuse->soc->speedo_init)
+ fuse->soc->speedo_init(&tegra_sku_info);
+
+ tegra30_fuse_add_randomness();
+}
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_3x_SOC
+static const struct tegra_fuse_info tegra30_fuse_info = {
+ .read = tegra30_fuse_read,
+ .size = 0x2a4,
+ .spare = 0x144,
+};
+
+const struct tegra_fuse_soc tegra30_fuse_soc = {
+ .init = tegra30_fuse_init,
+ .speedo_init = tegra30_init_speedo_data,
+ .info = &tegra30_fuse_info,
+ .soc_attr_group = &tegra_soc_attr_group,
+ .clk_suspend_on = false,
+};
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_114_SOC
+static const struct tegra_fuse_info tegra114_fuse_info = {
+ .read = tegra30_fuse_read,
+ .size = 0x2a0,
+ .spare = 0x180,
+};
+
+const struct tegra_fuse_soc tegra114_fuse_soc = {
+ .init = tegra30_fuse_init,
+ .speedo_init = tegra114_init_speedo_data,
+ .info = &tegra114_fuse_info,
+ .soc_attr_group = &tegra_soc_attr_group,
+ .clk_suspend_on = false,
+};
+#endif
+
+#if defined(CONFIG_ARCH_TEGRA_124_SOC) || defined(CONFIG_ARCH_TEGRA_132_SOC)
+static const struct nvmem_cell_info tegra124_fuse_cells[] = {
+ {
+ .name = "tsensor-cpu1",
+ .offset = 0x084,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-cpu2",
+ .offset = 0x088,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-cpu0",
+ .offset = 0x098,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "xusb-pad-calibration",
+ .offset = 0x0f0,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-cpu3",
+ .offset = 0x12c,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "sata-calibration",
+ .offset = 0x124,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-gpu",
+ .offset = 0x154,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-mem0",
+ .offset = 0x158,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-mem1",
+ .offset = 0x15c,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-pllx",
+ .offset = 0x160,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-common",
+ .offset = 0x180,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-realignment",
+ .offset = 0x1fc,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ },
+};
+
+static const struct nvmem_cell_lookup tegra124_fuse_lookups[] = {
+ {
+ .nvmem_name = "fuse",
+ .cell_name = "xusb-pad-calibration",
+ .dev_id = "7009f000.padctl",
+ .con_id = "calibration",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "sata-calibration",
+ .dev_id = "70020000.sata",
+ .con_id = "calibration",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-common",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "common",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-realignment",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "realignment",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-cpu0",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "cpu0",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-cpu1",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "cpu1",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-cpu2",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "cpu2",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-cpu3",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "cpu3",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-mem0",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "mem0",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-mem1",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "mem1",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-gpu",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "gpu",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-pllx",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "pllx",
+ },
+};
+
+static const struct tegra_fuse_info tegra124_fuse_info = {
+ .read = tegra30_fuse_read,
+ .size = 0x300,
+ .spare = 0x200,
+};
+
+const struct tegra_fuse_soc tegra124_fuse_soc = {
+ .init = tegra30_fuse_init,
+ .speedo_init = tegra124_init_speedo_data,
+ .info = &tegra124_fuse_info,
+ .lookups = tegra124_fuse_lookups,
+ .num_lookups = ARRAY_SIZE(tegra124_fuse_lookups),
+ .cells = tegra124_fuse_cells,
+ .num_cells = ARRAY_SIZE(tegra124_fuse_cells),
+ .soc_attr_group = &tegra_soc_attr_group,
+ .clk_suspend_on = true,
+};
+#endif
+
+#if defined(CONFIG_ARCH_TEGRA_210_SOC)
+static const struct nvmem_cell_info tegra210_fuse_cells[] = {
+ {
+ .name = "tsensor-cpu1",
+ .offset = 0x084,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-cpu2",
+ .offset = 0x088,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-cpu0",
+ .offset = 0x098,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "xusb-pad-calibration",
+ .offset = 0x0f0,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-cpu3",
+ .offset = 0x12c,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "sata-calibration",
+ .offset = 0x124,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-gpu",
+ .offset = 0x154,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-mem0",
+ .offset = 0x158,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-mem1",
+ .offset = 0x15c,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-pllx",
+ .offset = 0x160,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "tsensor-common",
+ .offset = 0x180,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "gpu-calibration",
+ .offset = 0x204,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "xusb-pad-calibration-ext",
+ .offset = 0x250,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ },
+};
+
+static const struct nvmem_cell_lookup tegra210_fuse_lookups[] = {
+ {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-cpu1",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "cpu1",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-cpu2",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "cpu2",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-cpu0",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "cpu0",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "xusb-pad-calibration",
+ .dev_id = "7009f000.padctl",
+ .con_id = "calibration",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-cpu3",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "cpu3",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "sata-calibration",
+ .dev_id = "70020000.sata",
+ .con_id = "calibration",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-gpu",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "gpu",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-mem0",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "mem0",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-mem1",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "mem1",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-pllx",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "pllx",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "tsensor-common",
+ .dev_id = "700e2000.thermal-sensor",
+ .con_id = "common",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "gpu-calibration",
+ .dev_id = "57000000.gpu",
+ .con_id = "calibration",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "xusb-pad-calibration-ext",
+ .dev_id = "7009f000.padctl",
+ .con_id = "calibration-ext",
+ },
+};
+
+static const struct tegra_fuse_info tegra210_fuse_info = {
+ .read = tegra30_fuse_read,
+ .size = 0x300,
+ .spare = 0x280,
+};
+
+const struct tegra_fuse_soc tegra210_fuse_soc = {
+ .init = tegra30_fuse_init,
+ .speedo_init = tegra210_init_speedo_data,
+ .info = &tegra210_fuse_info,
+ .lookups = tegra210_fuse_lookups,
+ .cells = tegra210_fuse_cells,
+ .num_cells = ARRAY_SIZE(tegra210_fuse_cells),
+ .num_lookups = ARRAY_SIZE(tegra210_fuse_lookups),
+ .soc_attr_group = &tegra_soc_attr_group,
+ .clk_suspend_on = false,
+};
+#endif
+
+#if defined(CONFIG_ARCH_TEGRA_186_SOC)
+static const struct nvmem_cell_info tegra186_fuse_cells[] = {
+ {
+ .name = "xusb-pad-calibration",
+ .offset = 0x0f0,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "xusb-pad-calibration-ext",
+ .offset = 0x250,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ },
+};
+
+static const struct nvmem_cell_lookup tegra186_fuse_lookups[] = {
+ {
+ .nvmem_name = "fuse",
+ .cell_name = "xusb-pad-calibration",
+ .dev_id = "3520000.padctl",
+ .con_id = "calibration",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "xusb-pad-calibration-ext",
+ .dev_id = "3520000.padctl",
+ .con_id = "calibration-ext",
+ },
+};
+
+static const struct nvmem_keepout tegra186_fuse_keepouts[] = {
+ { .start = 0x01c, .end = 0x0f0 },
+ { .start = 0x138, .end = 0x198 },
+ { .start = 0x1d8, .end = 0x250 },
+ { .start = 0x280, .end = 0x290 },
+ { .start = 0x340, .end = 0x344 }
+};
+
+static const struct tegra_fuse_info tegra186_fuse_info = {
+ .read = tegra30_fuse_read,
+ .size = 0x478,
+ .spare = 0x280,
+};
+
+const struct tegra_fuse_soc tegra186_fuse_soc = {
+ .init = tegra30_fuse_init,
+ .info = &tegra186_fuse_info,
+ .lookups = tegra186_fuse_lookups,
+ .num_lookups = ARRAY_SIZE(tegra186_fuse_lookups),
+ .cells = tegra186_fuse_cells,
+ .num_cells = ARRAY_SIZE(tegra186_fuse_cells),
+ .keepouts = tegra186_fuse_keepouts,
+ .num_keepouts = ARRAY_SIZE(tegra186_fuse_keepouts),
+ .soc_attr_group = &tegra_soc_attr_group,
+ .clk_suspend_on = false,
+};
+#endif
+
+#if defined(CONFIG_ARCH_TEGRA_194_SOC)
+static const struct nvmem_cell_info tegra194_fuse_cells[] = {
+ {
+ .name = "xusb-pad-calibration",
+ .offset = 0x0f0,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "gpu-gcplex-config-fuse",
+ .offset = 0x1c8,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "xusb-pad-calibration-ext",
+ .offset = 0x250,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "gpu-pdi0",
+ .offset = 0x300,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "gpu-pdi1",
+ .offset = 0x304,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ },
+};
+
+static const struct nvmem_cell_lookup tegra194_fuse_lookups[] = {
+ {
+ .nvmem_name = "fuse",
+ .cell_name = "xusb-pad-calibration",
+ .dev_id = "3520000.padctl",
+ .con_id = "calibration",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "xusb-pad-calibration-ext",
+ .dev_id = "3520000.padctl",
+ .con_id = "calibration-ext",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "gpu-gcplex-config-fuse",
+ .dev_id = "17000000.gpu",
+ .con_id = "gcplex-config-fuse",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "gpu-pdi0",
+ .dev_id = "17000000.gpu",
+ .con_id = "pdi0",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "gpu-pdi1",
+ .dev_id = "17000000.gpu",
+ .con_id = "pdi1",
+ },
+};
+
+static const struct nvmem_keepout tegra194_fuse_keepouts[] = {
+ { .start = 0x01c, .end = 0x0b8 },
+ { .start = 0x12c, .end = 0x198 },
+ { .start = 0x1a0, .end = 0x1bc },
+ { .start = 0x1d8, .end = 0x250 },
+ { .start = 0x270, .end = 0x290 },
+ { .start = 0x310, .end = 0x45c }
+};
+
+static const struct tegra_fuse_info tegra194_fuse_info = {
+ .read = tegra30_fuse_read,
+ .size = 0x650,
+ .spare = 0x280,
+};
+
+const struct tegra_fuse_soc tegra194_fuse_soc = {
+ .init = tegra30_fuse_init,
+ .info = &tegra194_fuse_info,
+ .lookups = tegra194_fuse_lookups,
+ .num_lookups = ARRAY_SIZE(tegra194_fuse_lookups),
+ .cells = tegra194_fuse_cells,
+ .num_cells = ARRAY_SIZE(tegra194_fuse_cells),
+ .keepouts = tegra194_fuse_keepouts,
+ .num_keepouts = ARRAY_SIZE(tegra194_fuse_keepouts),
+ .soc_attr_group = &tegra194_soc_attr_group,
+ .clk_suspend_on = false,
+};
+#endif
+
+#if defined(CONFIG_ARCH_TEGRA_234_SOC)
+static const struct nvmem_cell_info tegra234_fuse_cells[] = {
+ {
+ .name = "xusb-pad-calibration",
+ .offset = 0x0f0,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ }, {
+ .name = "xusb-pad-calibration-ext",
+ .offset = 0x250,
+ .bytes = 4,
+ .bit_offset = 0,
+ .nbits = 32,
+ },
+};
+
+static const struct nvmem_cell_lookup tegra234_fuse_lookups[] = {
+ {
+ .nvmem_name = "fuse",
+ .cell_name = "xusb-pad-calibration",
+ .dev_id = "3520000.padctl",
+ .con_id = "calibration",
+ }, {
+ .nvmem_name = "fuse",
+ .cell_name = "xusb-pad-calibration-ext",
+ .dev_id = "3520000.padctl",
+ .con_id = "calibration-ext",
+ },
+};
+
+static const struct nvmem_keepout tegra234_fuse_keepouts[] = {
+ { .start = 0x01c, .end = 0x0c8 },
+ { .start = 0x12c, .end = 0x184 },
+ { .start = 0x190, .end = 0x198 },
+ { .start = 0x1a0, .end = 0x204 },
+ { .start = 0x21c, .end = 0x250 },
+ { .start = 0x25c, .end = 0x2f0 },
+ { .start = 0x310, .end = 0x3d8 },
+ { .start = 0x400, .end = 0x4f0 },
+ { .start = 0x4f8, .end = 0x7e8 },
+ { .start = 0x8d0, .end = 0x8d8 },
+ { .start = 0xacc, .end = 0xf00 }
+};
+
+static const struct tegra_fuse_info tegra234_fuse_info = {
+ .read = tegra30_fuse_read,
+ .size = 0xf90,
+ .spare = 0x280,
+};
+
+const struct tegra_fuse_soc tegra234_fuse_soc = {
+ .init = tegra30_fuse_init,
+ .info = &tegra234_fuse_info,
+ .lookups = tegra234_fuse_lookups,
+ .num_lookups = ARRAY_SIZE(tegra234_fuse_lookups),
+ .cells = tegra234_fuse_cells,
+ .num_cells = ARRAY_SIZE(tegra234_fuse_cells),
+ .keepouts = tegra234_fuse_keepouts,
+ .num_keepouts = ARRAY_SIZE(tegra234_fuse_keepouts),
+ .soc_attr_group = &tegra194_soc_attr_group,
+ .clk_suspend_on = false,
+};
+#endif
diff --git a/drivers/soc/tegra/fuse/fuse.h b/drivers/soc/tegra/fuse/fuse.h
new file mode 100644
index 0000000000..90f23be738
--- /dev/null
+++ b/drivers/soc/tegra/fuse/fuse.h
@@ -0,0 +1,138 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2010 Google, Inc.
+ * Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved.
+ *
+ * Author:
+ * Colin Cross <ccross@android.com>
+ */
+
+#ifndef __DRIVERS_MISC_TEGRA_FUSE_H
+#define __DRIVERS_MISC_TEGRA_FUSE_H
+
+#include <linux/dmaengine.h>
+#include <linux/types.h>
+
+struct nvmem_cell_lookup;
+struct nvmem_device;
+struct tegra_fuse;
+
+struct tegra_fuse_info {
+ u32 (*read)(struct tegra_fuse *fuse, unsigned int offset);
+ unsigned int size;
+ unsigned int spare;
+};
+
+struct tegra_fuse_soc {
+ void (*init)(struct tegra_fuse *fuse);
+ void (*speedo_init)(struct tegra_sku_info *info);
+ int (*probe)(struct tegra_fuse *fuse);
+
+ const struct tegra_fuse_info *info;
+
+ const struct nvmem_cell_lookup *lookups;
+ unsigned int num_lookups;
+ const struct nvmem_cell_info *cells;
+ unsigned int num_cells;
+ const struct nvmem_keepout *keepouts;
+ unsigned int num_keepouts;
+
+ const struct attribute_group *soc_attr_group;
+
+ bool clk_suspend_on;
+};
+
+struct tegra_fuse {
+ struct device *dev;
+ void __iomem *base;
+ phys_addr_t phys;
+ struct clk *clk;
+ struct reset_control *rst;
+
+ u32 (*read_early)(struct tegra_fuse *fuse, unsigned int offset);
+ u32 (*read)(struct tegra_fuse *fuse, unsigned int offset);
+ const struct tegra_fuse_soc *soc;
+
+ /* APBDMA on Tegra20 */
+ struct {
+ struct mutex lock;
+ struct completion wait;
+ struct dma_chan *chan;
+ struct dma_slave_config config;
+ dma_addr_t phys;
+ u32 *virt;
+ } apbdma;
+
+ struct nvmem_device *nvmem;
+ struct nvmem_cell_lookup *lookups;
+};
+
+void tegra_init_revision(void);
+void tegra_init_apbmisc(void);
+
+u32 __init tegra_fuse_read_spare(unsigned int spare);
+u32 __init tegra_fuse_read_early(unsigned int offset);
+
+u8 tegra_get_major_rev(void);
+u8 tegra_get_minor_rev(void);
+
+extern const struct attribute_group tegra_soc_attr_group;
+
+#ifdef CONFIG_ARCH_TEGRA_2x_SOC
+void tegra20_init_speedo_data(struct tegra_sku_info *sku_info);
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_3x_SOC
+void tegra30_init_speedo_data(struct tegra_sku_info *sku_info);
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_114_SOC
+void tegra114_init_speedo_data(struct tegra_sku_info *sku_info);
+#endif
+
+#if defined(CONFIG_ARCH_TEGRA_124_SOC) || defined(CONFIG_ARCH_TEGRA_132_SOC)
+void tegra124_init_speedo_data(struct tegra_sku_info *sku_info);
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_210_SOC
+void tegra210_init_speedo_data(struct tegra_sku_info *sku_info);
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_2x_SOC
+extern const struct tegra_fuse_soc tegra20_fuse_soc;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_3x_SOC
+extern const struct tegra_fuse_soc tegra30_fuse_soc;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_114_SOC
+extern const struct tegra_fuse_soc tegra114_fuse_soc;
+#endif
+
+#if defined(CONFIG_ARCH_TEGRA_124_SOC) || defined(CONFIG_ARCH_TEGRA_132_SOC)
+extern const struct tegra_fuse_soc tegra124_fuse_soc;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_210_SOC
+extern const struct tegra_fuse_soc tegra210_fuse_soc;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_186_SOC
+extern const struct tegra_fuse_soc tegra186_fuse_soc;
+#endif
+
+#if IS_ENABLED(CONFIG_ARCH_TEGRA_194_SOC) || \
+ IS_ENABLED(CONFIG_ARCH_TEGRA_234_SOC)
+extern const struct attribute_group tegra194_soc_attr_group;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_194_SOC
+extern const struct tegra_fuse_soc tegra194_fuse_soc;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_234_SOC
+extern const struct tegra_fuse_soc tegra234_fuse_soc;
+#endif
+
+#endif
diff --git a/drivers/soc/tegra/fuse/speedo-tegra114.c b/drivers/soc/tegra/fuse/speedo-tegra114.c
new file mode 100644
index 0000000000..6695702bdb
--- /dev/null
+++ b/drivers/soc/tegra/fuse/speedo-tegra114.c
@@ -0,0 +1,99 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2013-2014, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <linux/bug.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+
+#include <soc/tegra/fuse.h>
+
+#include "fuse.h"
+
+#define SOC_PROCESS_CORNERS 2
+#define CPU_PROCESS_CORNERS 2
+
+enum {
+ THRESHOLD_INDEX_0,
+ THRESHOLD_INDEX_1,
+ THRESHOLD_INDEX_COUNT,
+};
+
+static const u32 __initconst soc_process_speedos[][SOC_PROCESS_CORNERS] = {
+ {1123, UINT_MAX},
+ {0, UINT_MAX},
+};
+
+static const u32 __initconst cpu_process_speedos[][CPU_PROCESS_CORNERS] = {
+ {1695, UINT_MAX},
+ {0, UINT_MAX},
+};
+
+static void __init rev_sku_to_speedo_ids(struct tegra_sku_info *sku_info,
+ int *threshold)
+{
+ u32 tmp;
+ u32 sku = sku_info->sku_id;
+ enum tegra_revision rev = sku_info->revision;
+
+ switch (sku) {
+ case 0x00:
+ case 0x10:
+ case 0x05:
+ case 0x06:
+ sku_info->cpu_speedo_id = 1;
+ sku_info->soc_speedo_id = 0;
+ *threshold = THRESHOLD_INDEX_0;
+ break;
+
+ case 0x03:
+ case 0x04:
+ sku_info->cpu_speedo_id = 2;
+ sku_info->soc_speedo_id = 1;
+ *threshold = THRESHOLD_INDEX_1;
+ break;
+
+ default:
+ pr_err("Tegra Unknown SKU %d\n", sku);
+ sku_info->cpu_speedo_id = 0;
+ sku_info->soc_speedo_id = 0;
+ *threshold = THRESHOLD_INDEX_0;
+ break;
+ }
+
+ if (rev == TEGRA_REVISION_A01) {
+ tmp = tegra_fuse_read_early(0x270) << 1;
+ tmp |= tegra_fuse_read_early(0x26c);
+ if (!tmp)
+ sku_info->cpu_speedo_id = 0;
+ }
+}
+
+void __init tegra114_init_speedo_data(struct tegra_sku_info *sku_info)
+{
+ u32 cpu_speedo_val;
+ u32 soc_speedo_val;
+ int threshold;
+ int i;
+
+ BUILD_BUG_ON(ARRAY_SIZE(cpu_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+ BUILD_BUG_ON(ARRAY_SIZE(soc_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+
+ rev_sku_to_speedo_ids(sku_info, &threshold);
+
+ cpu_speedo_val = tegra_fuse_read_early(0x12c) + 1024;
+ soc_speedo_val = tegra_fuse_read_early(0x134);
+
+ for (i = 0; i < CPU_PROCESS_CORNERS; i++)
+ if (cpu_speedo_val < cpu_process_speedos[threshold][i])
+ break;
+ sku_info->cpu_process_id = i;
+
+ for (i = 0; i < SOC_PROCESS_CORNERS; i++)
+ if (soc_speedo_val < soc_process_speedos[threshold][i])
+ break;
+ sku_info->soc_process_id = i;
+}
diff --git a/drivers/soc/tegra/fuse/speedo-tegra124.c b/drivers/soc/tegra/fuse/speedo-tegra124.c
new file mode 100644
index 0000000000..5b1ee28e42
--- /dev/null
+++ b/drivers/soc/tegra/fuse/speedo-tegra124.c
@@ -0,0 +1,148 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2013-2014, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/bug.h>
+
+#include <soc/tegra/fuse.h>
+
+#include "fuse.h"
+
+#define CPU_PROCESS_CORNERS 2
+#define GPU_PROCESS_CORNERS 2
+#define SOC_PROCESS_CORNERS 2
+
+#define FUSE_CPU_SPEEDO_0 0x14
+#define FUSE_CPU_SPEEDO_1 0x2c
+#define FUSE_CPU_SPEEDO_2 0x30
+#define FUSE_SOC_SPEEDO_0 0x34
+#define FUSE_SOC_SPEEDO_1 0x38
+#define FUSE_SOC_SPEEDO_2 0x3c
+#define FUSE_CPU_IDDQ 0x18
+#define FUSE_SOC_IDDQ 0x40
+#define FUSE_GPU_IDDQ 0x128
+#define FUSE_FT_REV 0x28
+
+enum {
+ THRESHOLD_INDEX_0,
+ THRESHOLD_INDEX_1,
+ THRESHOLD_INDEX_COUNT,
+};
+
+static const u32 __initconst cpu_process_speedos[][CPU_PROCESS_CORNERS] = {
+ {2190, UINT_MAX},
+ {0, UINT_MAX},
+};
+
+static const u32 __initconst gpu_process_speedos[][GPU_PROCESS_CORNERS] = {
+ {1965, UINT_MAX},
+ {0, UINT_MAX},
+};
+
+static const u32 __initconst soc_process_speedos[][SOC_PROCESS_CORNERS] = {
+ {2101, UINT_MAX},
+ {0, UINT_MAX},
+};
+
+static void __init rev_sku_to_speedo_ids(struct tegra_sku_info *sku_info,
+ int *threshold)
+{
+ int sku = sku_info->sku_id;
+
+ /* Assign to default */
+ sku_info->cpu_speedo_id = 0;
+ sku_info->soc_speedo_id = 0;
+ sku_info->gpu_speedo_id = 0;
+ *threshold = THRESHOLD_INDEX_0;
+
+ switch (sku) {
+ case 0x00: /* Eng sku */
+ case 0x0F:
+ case 0x23:
+ /* Using the default */
+ break;
+ case 0x83:
+ sku_info->cpu_speedo_id = 2;
+ break;
+
+ case 0x1F:
+ case 0x87:
+ case 0x27:
+ sku_info->cpu_speedo_id = 2;
+ sku_info->soc_speedo_id = 0;
+ sku_info->gpu_speedo_id = 1;
+ *threshold = THRESHOLD_INDEX_0;
+ break;
+ case 0x81:
+ case 0x21:
+ case 0x07:
+ sku_info->cpu_speedo_id = 1;
+ sku_info->soc_speedo_id = 1;
+ sku_info->gpu_speedo_id = 1;
+ *threshold = THRESHOLD_INDEX_1;
+ break;
+ case 0x49:
+ case 0x4A:
+ case 0x48:
+ sku_info->cpu_speedo_id = 4;
+ sku_info->soc_speedo_id = 2;
+ sku_info->gpu_speedo_id = 3;
+ *threshold = THRESHOLD_INDEX_1;
+ break;
+ default:
+ pr_err("Tegra Unknown SKU %d\n", sku);
+ /* Using the default for the error case */
+ break;
+ }
+}
+
+void __init tegra124_init_speedo_data(struct tegra_sku_info *sku_info)
+{
+ int i, threshold, soc_speedo_0_value;
+
+ BUILD_BUG_ON(ARRAY_SIZE(cpu_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+ BUILD_BUG_ON(ARRAY_SIZE(gpu_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+ BUILD_BUG_ON(ARRAY_SIZE(soc_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+
+ sku_info->cpu_speedo_value = tegra_fuse_read_early(FUSE_CPU_SPEEDO_0);
+ if (sku_info->cpu_speedo_value == 0) {
+ pr_warn("Tegra Warning: Speedo value not fused.\n");
+ WARN_ON(1);
+ return;
+ }
+
+ /* GPU Speedo is stored in CPU_SPEEDO_2 */
+ sku_info->gpu_speedo_value = tegra_fuse_read_early(FUSE_CPU_SPEEDO_2);
+ soc_speedo_0_value = tegra_fuse_read_early(FUSE_SOC_SPEEDO_0);
+
+ rev_sku_to_speedo_ids(sku_info, &threshold);
+
+ sku_info->cpu_iddq_value = tegra_fuse_read_early(FUSE_CPU_IDDQ);
+
+ for (i = 0; i < GPU_PROCESS_CORNERS; i++)
+ if (sku_info->gpu_speedo_value <
+ gpu_process_speedos[threshold][i])
+ break;
+ sku_info->gpu_process_id = i;
+
+ for (i = 0; i < CPU_PROCESS_CORNERS; i++)
+ if (sku_info->cpu_speedo_value <
+ cpu_process_speedos[threshold][i])
+ break;
+ sku_info->cpu_process_id = i;
+
+ for (i = 0; i < SOC_PROCESS_CORNERS; i++)
+ if (soc_speedo_0_value <
+ soc_process_speedos[threshold][i])
+ break;
+ sku_info->soc_process_id = i;
+
+ pr_debug("Tegra GPU Speedo ID=%d, Speedo Value=%d\n",
+ sku_info->gpu_speedo_id, sku_info->gpu_speedo_value);
+}
diff --git a/drivers/soc/tegra/fuse/speedo-tegra20.c b/drivers/soc/tegra/fuse/speedo-tegra20.c
new file mode 100644
index 0000000000..2546bddbab
--- /dev/null
+++ b/drivers/soc/tegra/fuse/speedo-tegra20.c
@@ -0,0 +1,99 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2012-2014, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <linux/bug.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+
+#include <soc/tegra/fuse.h>
+
+#include "fuse.h"
+
+#define CPU_SPEEDO_LSBIT 20
+#define CPU_SPEEDO_MSBIT 29
+#define CPU_SPEEDO_REDUND_LSBIT 30
+#define CPU_SPEEDO_REDUND_MSBIT 39
+#define CPU_SPEEDO_REDUND_OFFS (CPU_SPEEDO_REDUND_MSBIT - CPU_SPEEDO_MSBIT)
+
+#define SOC_SPEEDO_LSBIT 40
+#define SOC_SPEEDO_MSBIT 47
+#define SOC_SPEEDO_REDUND_LSBIT 48
+#define SOC_SPEEDO_REDUND_MSBIT 55
+#define SOC_SPEEDO_REDUND_OFFS (SOC_SPEEDO_REDUND_MSBIT - SOC_SPEEDO_MSBIT)
+
+#define SPEEDO_MULT 4
+
+#define PROCESS_CORNERS_NUM 4
+
+#define SPEEDO_ID_SELECT_0(rev) ((rev) <= 2)
+#define SPEEDO_ID_SELECT_1(sku) \
+ (((sku) != 20) && ((sku) != 23) && ((sku) != 24) && \
+ ((sku) != 27) && ((sku) != 28))
+
+enum {
+ SPEEDO_ID_0,
+ SPEEDO_ID_1,
+ SPEEDO_ID_2,
+ SPEEDO_ID_COUNT,
+};
+
+static const u32 __initconst cpu_process_speedos[][PROCESS_CORNERS_NUM] = {
+ {315, 366, 420, UINT_MAX},
+ {303, 368, 419, UINT_MAX},
+ {316, 331, 383, UINT_MAX},
+};
+
+static const u32 __initconst soc_process_speedos[][PROCESS_CORNERS_NUM] = {
+ {165, 195, 224, UINT_MAX},
+ {165, 195, 224, UINT_MAX},
+ {165, 195, 224, UINT_MAX},
+};
+
+void __init tegra20_init_speedo_data(struct tegra_sku_info *sku_info)
+{
+ u32 reg;
+ u32 val;
+ int i;
+
+ BUILD_BUG_ON(ARRAY_SIZE(cpu_process_speedos) != SPEEDO_ID_COUNT);
+ BUILD_BUG_ON(ARRAY_SIZE(soc_process_speedos) != SPEEDO_ID_COUNT);
+
+ if (SPEEDO_ID_SELECT_0(sku_info->revision))
+ sku_info->soc_speedo_id = SPEEDO_ID_0;
+ else if (SPEEDO_ID_SELECT_1(sku_info->sku_id))
+ sku_info->soc_speedo_id = SPEEDO_ID_1;
+ else
+ sku_info->soc_speedo_id = SPEEDO_ID_2;
+
+ val = 0;
+ for (i = CPU_SPEEDO_MSBIT; i >= CPU_SPEEDO_LSBIT; i--) {
+ reg = tegra_fuse_read_spare(i) |
+ tegra_fuse_read_spare(i + CPU_SPEEDO_REDUND_OFFS);
+ val = (val << 1) | (reg & 0x1);
+ }
+ val = val * SPEEDO_MULT;
+ pr_debug("Tegra CPU speedo value %u\n", val);
+
+ for (i = 0; i < (PROCESS_CORNERS_NUM - 1); i++) {
+ if (val <= cpu_process_speedos[sku_info->soc_speedo_id][i])
+ break;
+ }
+ sku_info->cpu_process_id = i;
+
+ val = 0;
+ for (i = SOC_SPEEDO_MSBIT; i >= SOC_SPEEDO_LSBIT; i--) {
+ reg = tegra_fuse_read_spare(i) |
+ tegra_fuse_read_spare(i + SOC_SPEEDO_REDUND_OFFS);
+ val = (val << 1) | (reg & 0x1);
+ }
+ val = val * SPEEDO_MULT;
+ pr_debug("Core speedo value %u\n", val);
+
+ for (i = 0; i < (PROCESS_CORNERS_NUM - 1); i++) {
+ if (val <= soc_process_speedos[sku_info->soc_speedo_id][i])
+ break;
+ }
+ sku_info->soc_process_id = i;
+}
diff --git a/drivers/soc/tegra/fuse/speedo-tegra210.c b/drivers/soc/tegra/fuse/speedo-tegra210.c
new file mode 100644
index 0000000000..695d0b7f9a
--- /dev/null
+++ b/drivers/soc/tegra/fuse/speedo-tegra210.c
@@ -0,0 +1,169 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2013-2015, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/bug.h>
+
+#include <soc/tegra/fuse.h>
+
+#include "fuse.h"
+
+#define CPU_PROCESS_CORNERS 2
+#define GPU_PROCESS_CORNERS 2
+#define SOC_PROCESS_CORNERS 3
+
+#define FUSE_CPU_SPEEDO_0 0x014
+#define FUSE_CPU_SPEEDO_1 0x02c
+#define FUSE_CPU_SPEEDO_2 0x030
+#define FUSE_SOC_SPEEDO_0 0x034
+#define FUSE_SOC_SPEEDO_1 0x038
+#define FUSE_SOC_SPEEDO_2 0x03c
+#define FUSE_CPU_IDDQ 0x018
+#define FUSE_SOC_IDDQ 0x040
+#define FUSE_GPU_IDDQ 0x128
+#define FUSE_FT_REV 0x028
+
+enum {
+ THRESHOLD_INDEX_0,
+ THRESHOLD_INDEX_1,
+ THRESHOLD_INDEX_COUNT,
+};
+
+static const u32 __initconst cpu_process_speedos[][CPU_PROCESS_CORNERS] = {
+ { 2119, UINT_MAX },
+ { 2119, UINT_MAX },
+};
+
+static const u32 __initconst gpu_process_speedos[][GPU_PROCESS_CORNERS] = {
+ { UINT_MAX, UINT_MAX },
+ { UINT_MAX, UINT_MAX },
+};
+
+static const u32 __initconst soc_process_speedos[][SOC_PROCESS_CORNERS] = {
+ { 1950, 2100, UINT_MAX },
+ { 1950, 2100, UINT_MAX },
+};
+
+static u8 __init get_speedo_revision(void)
+{
+ return tegra_fuse_read_spare(4) << 2 |
+ tegra_fuse_read_spare(3) << 1 |
+ tegra_fuse_read_spare(2) << 0;
+}
+
+static void __init rev_sku_to_speedo_ids(struct tegra_sku_info *sku_info,
+ u8 speedo_rev, int *threshold)
+{
+ int sku = sku_info->sku_id;
+
+ /* Assign to default */
+ sku_info->cpu_speedo_id = 0;
+ sku_info->soc_speedo_id = 0;
+ sku_info->gpu_speedo_id = 0;
+ *threshold = THRESHOLD_INDEX_0;
+
+ switch (sku) {
+ case 0x00: /* Engineering SKU */
+ case 0x01: /* Engineering SKU */
+ case 0x07:
+ case 0x17:
+ case 0x27:
+ if (speedo_rev >= 2)
+ sku_info->gpu_speedo_id = 1;
+ break;
+
+ case 0x13:
+ if (speedo_rev >= 2)
+ sku_info->gpu_speedo_id = 1;
+
+ sku_info->cpu_speedo_id = 1;
+ break;
+
+ default:
+ pr_err("Tegra210: unknown SKU %#04x\n", sku);
+ /* Using the default for the error case */
+ break;
+ }
+}
+
+static int get_process_id(int value, const u32 *speedos, unsigned int num)
+{
+ unsigned int i;
+
+ for (i = 0; i < num; i++)
+ if (value < speedos[i])
+ return i;
+
+ return -EINVAL;
+}
+
+void __init tegra210_init_speedo_data(struct tegra_sku_info *sku_info)
+{
+ int cpu_speedo[3], soc_speedo[3];
+ unsigned int index;
+ u8 speedo_revision;
+
+ BUILD_BUG_ON(ARRAY_SIZE(cpu_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+ BUILD_BUG_ON(ARRAY_SIZE(gpu_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+ BUILD_BUG_ON(ARRAY_SIZE(soc_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+
+ /* Read speedo/IDDQ fuses */
+ cpu_speedo[0] = tegra_fuse_read_early(FUSE_CPU_SPEEDO_0);
+ cpu_speedo[1] = tegra_fuse_read_early(FUSE_CPU_SPEEDO_1);
+ cpu_speedo[2] = tegra_fuse_read_early(FUSE_CPU_SPEEDO_2);
+
+ soc_speedo[0] = tegra_fuse_read_early(FUSE_SOC_SPEEDO_0);
+ soc_speedo[1] = tegra_fuse_read_early(FUSE_SOC_SPEEDO_1);
+ soc_speedo[2] = tegra_fuse_read_early(FUSE_SOC_SPEEDO_2);
+
+ /*
+ * Determine CPU, GPU and SoC speedo values depending on speedo fusing
+ * revision. Note that GPU speedo value is fused in CPU_SPEEDO_2.
+ */
+ speedo_revision = get_speedo_revision();
+ pr_info("Speedo Revision %u\n", speedo_revision);
+
+ if (speedo_revision >= 3) {
+ sku_info->cpu_speedo_value = cpu_speedo[0];
+ sku_info->gpu_speedo_value = cpu_speedo[2];
+ sku_info->soc_speedo_value = soc_speedo[0];
+ } else if (speedo_revision == 2) {
+ sku_info->cpu_speedo_value = (-1938 + (1095 * cpu_speedo[0] / 100)) / 10;
+ sku_info->gpu_speedo_value = (-1662 + (1082 * cpu_speedo[2] / 100)) / 10;
+ sku_info->soc_speedo_value = ( -705 + (1037 * soc_speedo[0] / 100)) / 10;
+ } else {
+ sku_info->cpu_speedo_value = 2100;
+ sku_info->gpu_speedo_value = cpu_speedo[2] - 75;
+ sku_info->soc_speedo_value = 1900;
+ }
+
+ if ((sku_info->cpu_speedo_value <= 0) ||
+ (sku_info->gpu_speedo_value <= 0) ||
+ (sku_info->soc_speedo_value <= 0)) {
+ WARN(1, "speedo value not fused\n");
+ return;
+ }
+
+ rev_sku_to_speedo_ids(sku_info, speedo_revision, &index);
+
+ sku_info->gpu_process_id = get_process_id(sku_info->gpu_speedo_value,
+ gpu_process_speedos[index],
+ GPU_PROCESS_CORNERS);
+
+ sku_info->cpu_process_id = get_process_id(sku_info->cpu_speedo_value,
+ cpu_process_speedos[index],
+ CPU_PROCESS_CORNERS);
+
+ sku_info->soc_process_id = get_process_id(sku_info->soc_speedo_value,
+ soc_process_speedos[index],
+ SOC_PROCESS_CORNERS);
+
+ pr_debug("Tegra GPU Speedo ID=%d, Speedo Value=%d\n",
+ sku_info->gpu_speedo_id, sku_info->gpu_speedo_value);
+}
diff --git a/drivers/soc/tegra/fuse/speedo-tegra30.c b/drivers/soc/tegra/fuse/speedo-tegra30.c
new file mode 100644
index 0000000000..b1d09944b3
--- /dev/null
+++ b/drivers/soc/tegra/fuse/speedo-tegra30.c
@@ -0,0 +1,277 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2012-2014, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <linux/bug.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+
+#include <soc/tegra/fuse.h>
+
+#include "fuse.h"
+
+#define SOC_PROCESS_CORNERS 1
+#define CPU_PROCESS_CORNERS 6
+
+#define FUSE_SPEEDO_CALIB_0 0x14
+#define FUSE_PACKAGE_INFO 0XFC
+#define FUSE_TEST_PROG_VER 0X28
+
+#define G_SPEEDO_BIT_MINUS1 58
+#define G_SPEEDO_BIT_MINUS1_R 59
+#define G_SPEEDO_BIT_MINUS2 60
+#define G_SPEEDO_BIT_MINUS2_R 61
+#define LP_SPEEDO_BIT_MINUS1 62
+#define LP_SPEEDO_BIT_MINUS1_R 63
+#define LP_SPEEDO_BIT_MINUS2 64
+#define LP_SPEEDO_BIT_MINUS2_R 65
+
+enum {
+ THRESHOLD_INDEX_0,
+ THRESHOLD_INDEX_1,
+ THRESHOLD_INDEX_2,
+ THRESHOLD_INDEX_3,
+ THRESHOLD_INDEX_4,
+ THRESHOLD_INDEX_5,
+ THRESHOLD_INDEX_6,
+ THRESHOLD_INDEX_7,
+ THRESHOLD_INDEX_8,
+ THRESHOLD_INDEX_9,
+ THRESHOLD_INDEX_10,
+ THRESHOLD_INDEX_11,
+ THRESHOLD_INDEX_COUNT,
+};
+
+static const u32 __initconst soc_process_speedos[][SOC_PROCESS_CORNERS] = {
+ {180},
+ {170},
+ {195},
+ {180},
+ {168},
+ {192},
+ {180},
+ {170},
+ {195},
+ {180},
+ {180},
+ {180},
+};
+
+static const u32 __initconst cpu_process_speedos[][CPU_PROCESS_CORNERS] = {
+ {306, 338, 360, 376, UINT_MAX},
+ {295, 336, 358, 375, UINT_MAX},
+ {325, 325, 358, 375, UINT_MAX},
+ {325, 325, 358, 375, UINT_MAX},
+ {292, 324, 348, 364, UINT_MAX},
+ {324, 324, 348, 364, UINT_MAX},
+ {324, 324, 348, 364, UINT_MAX},
+ {295, 336, 358, 375, UINT_MAX},
+ {358, 358, 358, 358, 397, UINT_MAX},
+ {364, 364, 364, 364, 397, UINT_MAX},
+ {295, 336, 358, 375, 391, UINT_MAX},
+ {295, 336, 358, 375, 391, UINT_MAX},
+};
+
+static int threshold_index __initdata;
+
+static void __init fuse_speedo_calib(u32 *speedo_g, u32 *speedo_lp)
+{
+ u32 reg;
+ int ate_ver;
+ int bit_minus1;
+ int bit_minus2;
+
+ reg = tegra_fuse_read_early(FUSE_SPEEDO_CALIB_0);
+
+ *speedo_lp = (reg & 0xFFFF) * 4;
+ *speedo_g = ((reg >> 16) & 0xFFFF) * 4;
+
+ ate_ver = tegra_fuse_read_early(FUSE_TEST_PROG_VER);
+ pr_debug("Tegra ATE prog ver %d.%d\n", ate_ver/10, ate_ver%10);
+
+ if (ate_ver >= 26) {
+ bit_minus1 = tegra_fuse_read_spare(LP_SPEEDO_BIT_MINUS1);
+ bit_minus1 |= tegra_fuse_read_spare(LP_SPEEDO_BIT_MINUS1_R);
+ bit_minus2 = tegra_fuse_read_spare(LP_SPEEDO_BIT_MINUS2);
+ bit_minus2 |= tegra_fuse_read_spare(LP_SPEEDO_BIT_MINUS2_R);
+ *speedo_lp |= (bit_minus1 << 1) | bit_minus2;
+
+ bit_minus1 = tegra_fuse_read_spare(G_SPEEDO_BIT_MINUS1);
+ bit_minus1 |= tegra_fuse_read_spare(G_SPEEDO_BIT_MINUS1_R);
+ bit_minus2 = tegra_fuse_read_spare(G_SPEEDO_BIT_MINUS2);
+ bit_minus2 |= tegra_fuse_read_spare(G_SPEEDO_BIT_MINUS2_R);
+ *speedo_g |= (bit_minus1 << 1) | bit_minus2;
+ } else {
+ *speedo_lp |= 0x3;
+ *speedo_g |= 0x3;
+ }
+}
+
+static void __init rev_sku_to_speedo_ids(struct tegra_sku_info *sku_info)
+{
+ int package_id = tegra_fuse_read_early(FUSE_PACKAGE_INFO) & 0x0F;
+
+ switch (sku_info->revision) {
+ case TEGRA_REVISION_A01:
+ sku_info->cpu_speedo_id = 0;
+ sku_info->soc_speedo_id = 0;
+ threshold_index = THRESHOLD_INDEX_0;
+ break;
+ case TEGRA_REVISION_A02:
+ case TEGRA_REVISION_A03:
+ switch (sku_info->sku_id) {
+ case 0x87:
+ case 0x82:
+ sku_info->cpu_speedo_id = 1;
+ sku_info->soc_speedo_id = 1;
+ threshold_index = THRESHOLD_INDEX_1;
+ break;
+ case 0x81:
+ switch (package_id) {
+ case 1:
+ sku_info->cpu_speedo_id = 2;
+ sku_info->soc_speedo_id = 2;
+ threshold_index = THRESHOLD_INDEX_2;
+ break;
+ case 2:
+ sku_info->cpu_speedo_id = 4;
+ sku_info->soc_speedo_id = 1;
+ threshold_index = THRESHOLD_INDEX_7;
+ break;
+ default:
+ pr_err("Tegra Unknown pkg %d\n", package_id);
+ break;
+ }
+ break;
+ case 0x80:
+ switch (package_id) {
+ case 1:
+ sku_info->cpu_speedo_id = 5;
+ sku_info->soc_speedo_id = 2;
+ threshold_index = THRESHOLD_INDEX_8;
+ break;
+ case 2:
+ sku_info->cpu_speedo_id = 6;
+ sku_info->soc_speedo_id = 2;
+ threshold_index = THRESHOLD_INDEX_9;
+ break;
+ default:
+ pr_err("Tegra Unknown pkg %d\n", package_id);
+ break;
+ }
+ break;
+ case 0x83:
+ switch (package_id) {
+ case 1:
+ sku_info->cpu_speedo_id = 7;
+ sku_info->soc_speedo_id = 1;
+ threshold_index = THRESHOLD_INDEX_10;
+ break;
+ case 2:
+ sku_info->cpu_speedo_id = 3;
+ sku_info->soc_speedo_id = 2;
+ threshold_index = THRESHOLD_INDEX_3;
+ break;
+ default:
+ pr_err("Tegra Unknown pkg %d\n", package_id);
+ break;
+ }
+ break;
+ case 0x8F:
+ sku_info->cpu_speedo_id = 8;
+ sku_info->soc_speedo_id = 1;
+ threshold_index = THRESHOLD_INDEX_11;
+ break;
+ case 0x08:
+ sku_info->cpu_speedo_id = 1;
+ sku_info->soc_speedo_id = 1;
+ threshold_index = THRESHOLD_INDEX_4;
+ break;
+ case 0x02:
+ sku_info->cpu_speedo_id = 2;
+ sku_info->soc_speedo_id = 2;
+ threshold_index = THRESHOLD_INDEX_5;
+ break;
+ case 0x04:
+ sku_info->cpu_speedo_id = 3;
+ sku_info->soc_speedo_id = 2;
+ threshold_index = THRESHOLD_INDEX_6;
+ break;
+ case 0:
+ switch (package_id) {
+ case 1:
+ sku_info->cpu_speedo_id = 2;
+ sku_info->soc_speedo_id = 2;
+ threshold_index = THRESHOLD_INDEX_2;
+ break;
+ case 2:
+ sku_info->cpu_speedo_id = 3;
+ sku_info->soc_speedo_id = 2;
+ threshold_index = THRESHOLD_INDEX_3;
+ break;
+ default:
+ pr_err("Tegra Unknown pkg %d\n", package_id);
+ break;
+ }
+ break;
+ default:
+ pr_warn("Tegra Unknown SKU %d\n", sku_info->sku_id);
+ sku_info->cpu_speedo_id = 0;
+ sku_info->soc_speedo_id = 0;
+ threshold_index = THRESHOLD_INDEX_0;
+ break;
+ }
+ break;
+ default:
+ pr_warn("Tegra Unknown chip rev %d\n", sku_info->revision);
+ sku_info->cpu_speedo_id = 0;
+ sku_info->soc_speedo_id = 0;
+ threshold_index = THRESHOLD_INDEX_0;
+ break;
+ }
+}
+
+void __init tegra30_init_speedo_data(struct tegra_sku_info *sku_info)
+{
+ u32 cpu_speedo_val;
+ u32 soc_speedo_val;
+ int i;
+
+ BUILD_BUG_ON(ARRAY_SIZE(cpu_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+ BUILD_BUG_ON(ARRAY_SIZE(soc_process_speedos) !=
+ THRESHOLD_INDEX_COUNT);
+
+
+ rev_sku_to_speedo_ids(sku_info);
+ fuse_speedo_calib(&cpu_speedo_val, &soc_speedo_val);
+ pr_debug("Tegra CPU speedo value %u\n", cpu_speedo_val);
+ pr_debug("Tegra Core speedo value %u\n", soc_speedo_val);
+
+ for (i = 0; i < CPU_PROCESS_CORNERS; i++) {
+ if (cpu_speedo_val < cpu_process_speedos[threshold_index][i])
+ break;
+ }
+ sku_info->cpu_process_id = i - 1;
+
+ if (sku_info->cpu_process_id == -1) {
+ pr_warn("Tegra CPU speedo value %3d out of range",
+ cpu_speedo_val);
+ sku_info->cpu_process_id = 0;
+ sku_info->cpu_speedo_id = 1;
+ }
+
+ for (i = 0; i < SOC_PROCESS_CORNERS; i++) {
+ if (soc_speedo_val < soc_process_speedos[threshold_index][i])
+ break;
+ }
+ sku_info->soc_process_id = i - 1;
+
+ if (sku_info->soc_process_id == -1) {
+ pr_warn("Tegra SoC speedo value %3d out of range",
+ soc_speedo_val);
+ sku_info->soc_process_id = 0;
+ sku_info->soc_speedo_id = 1;
+ }
+}
diff --git a/drivers/soc/tegra/fuse/tegra-apbmisc.c b/drivers/soc/tegra/fuse/tegra-apbmisc.c
new file mode 100644
index 0000000000..da970f3dbf
--- /dev/null
+++ b/drivers/soc/tegra/fuse/tegra-apbmisc.c
@@ -0,0 +1,241 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2014-2023, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <linux/export.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+
+#include <soc/tegra/common.h>
+#include <soc/tegra/fuse.h>
+
+#include "fuse.h"
+
+#define FUSE_SKU_INFO 0x10
+
+#define ERD_ERR_CONFIG 0x120c
+#define ERD_MASK_INBAND_ERR 0x1
+
+#define PMC_STRAPPING_OPT_A_RAM_CODE_SHIFT 4
+#define PMC_STRAPPING_OPT_A_RAM_CODE_MASK_LONG \
+ (0xf << PMC_STRAPPING_OPT_A_RAM_CODE_SHIFT)
+#define PMC_STRAPPING_OPT_A_RAM_CODE_MASK_SHORT \
+ (0x3 << PMC_STRAPPING_OPT_A_RAM_CODE_SHIFT)
+
+static void __iomem *apbmisc_base;
+static bool long_ram_code;
+static u32 strapping;
+static u32 chipid;
+
+u32 tegra_read_chipid(void)
+{
+ WARN(!chipid, "Tegra APB MISC not yet available\n");
+
+ return chipid;
+}
+
+u8 tegra_get_chip_id(void)
+{
+ return (tegra_read_chipid() >> 8) & 0xff;
+}
+
+u8 tegra_get_major_rev(void)
+{
+ return (tegra_read_chipid() >> 4) & 0xf;
+}
+
+u8 tegra_get_minor_rev(void)
+{
+ return (tegra_read_chipid() >> 16) & 0xf;
+}
+
+u8 tegra_get_platform(void)
+{
+ return (tegra_read_chipid() >> 20) & 0xf;
+}
+
+bool tegra_is_silicon(void)
+{
+ switch (tegra_get_chip_id()) {
+ case TEGRA194:
+ case TEGRA234:
+ case TEGRA264:
+ if (tegra_get_platform() == 0)
+ return true;
+
+ return false;
+ }
+
+ /*
+ * Chips prior to Tegra194 have a different way of determining whether
+ * they are silicon or not. Since we never supported simulation on the
+ * older Tegra chips, don't bother extracting the information and just
+ * report that we're running on silicon.
+ */
+ return true;
+}
+
+u32 tegra_read_straps(void)
+{
+ WARN(!chipid, "Tegra ABP MISC not yet available\n");
+
+ return strapping;
+}
+
+u32 tegra_read_ram_code(void)
+{
+ u32 straps = tegra_read_straps();
+
+ if (long_ram_code)
+ straps &= PMC_STRAPPING_OPT_A_RAM_CODE_MASK_LONG;
+ else
+ straps &= PMC_STRAPPING_OPT_A_RAM_CODE_MASK_SHORT;
+
+ return straps >> PMC_STRAPPING_OPT_A_RAM_CODE_SHIFT;
+}
+EXPORT_SYMBOL_GPL(tegra_read_ram_code);
+
+/*
+ * The function sets ERD(Error Response Disable) bit.
+ * This allows to mask inband errors and always send an
+ * OKAY response from CBB to the master which caused error.
+ */
+int tegra194_miscreg_mask_serror(void)
+{
+ if (!apbmisc_base)
+ return -EPROBE_DEFER;
+
+ if (!of_machine_is_compatible("nvidia,tegra194")) {
+ WARN(1, "Only supported for Tegra194 devices!\n");
+ return -EOPNOTSUPP;
+ }
+
+ writel_relaxed(ERD_MASK_INBAND_ERR,
+ apbmisc_base + ERD_ERR_CONFIG);
+
+ return 0;
+}
+EXPORT_SYMBOL(tegra194_miscreg_mask_serror);
+
+static const struct of_device_id apbmisc_match[] __initconst = {
+ { .compatible = "nvidia,tegra20-apbmisc", },
+ { .compatible = "nvidia,tegra186-misc", },
+ { .compatible = "nvidia,tegra194-misc", },
+ { .compatible = "nvidia,tegra234-misc", },
+ {},
+};
+
+void __init tegra_init_revision(void)
+{
+ u8 chip_id, minor_rev;
+
+ chip_id = tegra_get_chip_id();
+ minor_rev = tegra_get_minor_rev();
+
+ switch (minor_rev) {
+ case 1:
+ tegra_sku_info.revision = TEGRA_REVISION_A01;
+ break;
+ case 2:
+ tegra_sku_info.revision = TEGRA_REVISION_A02;
+ break;
+ case 3:
+ if (chip_id == TEGRA20 && (tegra_fuse_read_spare(18) ||
+ tegra_fuse_read_spare(19)))
+ tegra_sku_info.revision = TEGRA_REVISION_A03p;
+ else
+ tegra_sku_info.revision = TEGRA_REVISION_A03;
+ break;
+ case 4:
+ tegra_sku_info.revision = TEGRA_REVISION_A04;
+ break;
+ default:
+ tegra_sku_info.revision = TEGRA_REVISION_UNKNOWN;
+ }
+
+ tegra_sku_info.sku_id = tegra_fuse_read_early(FUSE_SKU_INFO);
+ tegra_sku_info.platform = tegra_get_platform();
+}
+
+void __init tegra_init_apbmisc(void)
+{
+ void __iomem *strapping_base;
+ struct resource apbmisc, straps;
+ struct device_node *np;
+
+ np = of_find_matching_node(NULL, apbmisc_match);
+ if (!np) {
+ /*
+ * Fall back to legacy initialization for 32-bit ARM only. All
+ * 64-bit ARM device tree files for Tegra are required to have
+ * an APBMISC node.
+ *
+ * This is for backwards-compatibility with old device trees
+ * that didn't contain an APBMISC node.
+ */
+ if (IS_ENABLED(CONFIG_ARM) && soc_is_tegra()) {
+ /* APBMISC registers (chip revision, ...) */
+ apbmisc.start = 0x70000800;
+ apbmisc.end = 0x70000863;
+ apbmisc.flags = IORESOURCE_MEM;
+
+ /* strapping options */
+ if (of_machine_is_compatible("nvidia,tegra124")) {
+ straps.start = 0x7000e864;
+ straps.end = 0x7000e867;
+ } else {
+ straps.start = 0x70000008;
+ straps.end = 0x7000000b;
+ }
+
+ straps.flags = IORESOURCE_MEM;
+
+ pr_warn("Using APBMISC region %pR\n", &apbmisc);
+ pr_warn("Using strapping options registers %pR\n",
+ &straps);
+ } else {
+ /*
+ * At this point we're not running on Tegra, so play
+ * nice with multi-platform kernels.
+ */
+ return;
+ }
+ } else {
+ /*
+ * Extract information from the device tree if we've found a
+ * matching node.
+ */
+ if (of_address_to_resource(np, 0, &apbmisc) < 0) {
+ pr_err("failed to get APBMISC registers\n");
+ goto put;
+ }
+
+ if (of_address_to_resource(np, 1, &straps) < 0) {
+ pr_err("failed to get strapping options registers\n");
+ goto put;
+ }
+ }
+
+ apbmisc_base = ioremap(apbmisc.start, resource_size(&apbmisc));
+ if (!apbmisc_base) {
+ pr_err("failed to map APBMISC registers\n");
+ } else {
+ chipid = readl_relaxed(apbmisc_base + 4);
+ }
+
+ strapping_base = ioremap(straps.start, resource_size(&straps));
+ if (!strapping_base) {
+ pr_err("failed to map strapping options registers\n");
+ } else {
+ strapping = readl_relaxed(strapping_base);
+ iounmap(strapping_base);
+ }
+
+ long_ram_code = of_property_read_bool(np, "nvidia,long-ram-code");
+
+put:
+ of_node_put(np);
+}
diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
new file mode 100644
index 0000000000..162f52456f
--- /dev/null
+++ b/drivers/soc/tegra/pmc.c
@@ -0,0 +1,4440 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * drivers/soc/tegra/pmc.c
+ *
+ * Copyright (c) 2010 Google, Inc
+ * Copyright (c) 2018-2023, NVIDIA CORPORATION. All rights reserved.
+ *
+ * Author:
+ * Colin Cross <ccross@google.com>
+ */
+
+#define pr_fmt(fmt) "tegra-pmc: " fmt
+
+#include <linux/arm-smccc.h>
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/clk-conf.h>
+#include <linux/clk/tegra.h>
+#include <linux/debugfs.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/export.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/iopoll.h>
+#include <linux/irqdomain.h>
+#include <linux/irq.h>
+#include <linux/kernel.h>
+#include <linux/of_address.h>
+#include <linux/of_clk.h>
+#include <linux/of.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/pinctrl/pinconf-generic.h>
+#include <linux/pinctrl/pinconf.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/platform_device.h>
+#include <linux/pm_domain.h>
+#include <linux/pm_opp.h>
+#include <linux/power_supply.h>
+#include <linux/reboot.h>
+#include <linux/regmap.h>
+#include <linux/reset.h>
+#include <linux/seq_file.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+#include <linux/syscore_ops.h>
+
+#include <soc/tegra/common.h>
+#include <soc/tegra/fuse.h>
+#include <soc/tegra/pmc.h>
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/pinctrl/pinctrl-tegra-io-pad.h>
+#include <dt-bindings/gpio/tegra186-gpio.h>
+#include <dt-bindings/gpio/tegra194-gpio.h>
+#include <dt-bindings/gpio/tegra234-gpio.h>
+#include <dt-bindings/soc/tegra-pmc.h>
+
+#define PMC_CNTRL 0x0
+#define PMC_CNTRL_INTR_POLARITY BIT(17) /* inverts INTR polarity */
+#define PMC_CNTRL_CPU_PWRREQ_OE BIT(16) /* CPU pwr req enable */
+#define PMC_CNTRL_CPU_PWRREQ_POLARITY BIT(15) /* CPU pwr req polarity */
+#define PMC_CNTRL_SIDE_EFFECT_LP0 BIT(14) /* LP0 when CPU pwr gated */
+#define PMC_CNTRL_SYSCLK_OE BIT(11) /* system clock enable */
+#define PMC_CNTRL_SYSCLK_POLARITY BIT(10) /* sys clk polarity */
+#define PMC_CNTRL_PWRREQ_POLARITY BIT(8)
+#define PMC_CNTRL_BLINK_EN 7
+#define PMC_CNTRL_MAIN_RST BIT(4)
+
+#define PMC_WAKE_MASK 0x0c
+#define PMC_WAKE_LEVEL 0x10
+#define PMC_WAKE_STATUS 0x14
+#define PMC_SW_WAKE_STATUS 0x18
+#define PMC_DPD_PADS_ORIDE 0x1c
+#define PMC_DPD_PADS_ORIDE_BLINK 20
+
+#define DPD_SAMPLE 0x020
+#define DPD_SAMPLE_ENABLE BIT(0)
+#define DPD_SAMPLE_DISABLE (0 << 0)
+
+#define PWRGATE_TOGGLE 0x30
+#define PWRGATE_TOGGLE_START BIT(8)
+
+#define REMOVE_CLAMPING 0x34
+
+#define PWRGATE_STATUS 0x38
+
+#define PMC_BLINK_TIMER 0x40
+#define PMC_IMPL_E_33V_PWR 0x40
+
+#define PMC_PWR_DET 0x48
+
+#define PMC_SCRATCH0_MODE_RECOVERY BIT(31)
+#define PMC_SCRATCH0_MODE_BOOTLOADER BIT(30)
+#define PMC_SCRATCH0_MODE_RCM BIT(1)
+#define PMC_SCRATCH0_MODE_MASK (PMC_SCRATCH0_MODE_RECOVERY | \
+ PMC_SCRATCH0_MODE_BOOTLOADER | \
+ PMC_SCRATCH0_MODE_RCM)
+
+#define PMC_CPUPWRGOOD_TIMER 0xc8
+#define PMC_CPUPWROFF_TIMER 0xcc
+#define PMC_COREPWRGOOD_TIMER 0x3c
+#define PMC_COREPWROFF_TIMER 0xe0
+
+#define PMC_PWR_DET_VALUE 0xe4
+
+#define PMC_USB_DEBOUNCE_DEL 0xec
+#define PMC_USB_AO 0xf0
+
+#define PMC_SCRATCH37 0x130
+#define PMC_SCRATCH41 0x140
+
+#define PMC_WAKE2_MASK 0x160
+#define PMC_WAKE2_LEVEL 0x164
+#define PMC_WAKE2_STATUS 0x168
+#define PMC_SW_WAKE2_STATUS 0x16c
+
+#define PMC_CLK_OUT_CNTRL 0x1a8
+#define PMC_CLK_OUT_MUX_MASK GENMASK(1, 0)
+#define PMC_SENSOR_CTRL 0x1b0
+#define PMC_SENSOR_CTRL_SCRATCH_WRITE BIT(2)
+#define PMC_SENSOR_CTRL_ENABLE_RST BIT(1)
+
+#define PMC_RST_STATUS_POR 0
+#define PMC_RST_STATUS_WATCHDOG 1
+#define PMC_RST_STATUS_SENSOR 2
+#define PMC_RST_STATUS_SW_MAIN 3
+#define PMC_RST_STATUS_LP0 4
+#define PMC_RST_STATUS_AOTAG 5
+
+#define IO_DPD_REQ 0x1b8
+#define IO_DPD_REQ_CODE_IDLE (0U << 30)
+#define IO_DPD_REQ_CODE_OFF (1U << 30)
+#define IO_DPD_REQ_CODE_ON (2U << 30)
+#define IO_DPD_REQ_CODE_MASK (3U << 30)
+
+#define IO_DPD_STATUS 0x1bc
+#define IO_DPD2_REQ 0x1c0
+#define IO_DPD2_STATUS 0x1c4
+#define SEL_DPD_TIM 0x1c8
+
+#define PMC_UTMIP_UHSIC_TRIGGERS 0x1ec
+#define PMC_UTMIP_UHSIC_SAVED_STATE 0x1f0
+
+#define PMC_UTMIP_TERM_PAD_CFG 0x1f8
+#define PMC_UTMIP_UHSIC_SLEEP_CFG 0x1fc
+#define PMC_UTMIP_UHSIC_FAKE 0x218
+
+#define PMC_SCRATCH54 0x258
+#define PMC_SCRATCH54_DATA_SHIFT 8
+#define PMC_SCRATCH54_ADDR_SHIFT 0
+
+#define PMC_SCRATCH55 0x25c
+#define PMC_SCRATCH55_RESET_TEGRA BIT(31)
+#define PMC_SCRATCH55_CNTRL_ID_SHIFT 27
+#define PMC_SCRATCH55_PINMUX_SHIFT 24
+#define PMC_SCRATCH55_16BITOP BIT(15)
+#define PMC_SCRATCH55_CHECKSUM_SHIFT 16
+#define PMC_SCRATCH55_I2CSLV1_SHIFT 0
+
+#define PMC_UTMIP_UHSIC_LINE_WAKEUP 0x26c
+
+#define PMC_UTMIP_BIAS_MASTER_CNTRL 0x270
+#define PMC_UTMIP_MASTER_CONFIG 0x274
+#define PMC_UTMIP_UHSIC2_TRIGGERS 0x27c
+#define PMC_UTMIP_MASTER2_CONFIG 0x29c
+
+#define GPU_RG_CNTRL 0x2d4
+
+#define PMC_UTMIP_PAD_CFG0 0x4c0
+#define PMC_UTMIP_UHSIC_SLEEP_CFG1 0x4d0
+#define PMC_UTMIP_SLEEPWALK_P3 0x4e0
+/* Tegra186 and later */
+#define WAKE_AOWAKE_CNTRL(x) (0x000 + ((x) << 2))
+#define WAKE_AOWAKE_CNTRL_LEVEL (1 << 3)
+#define WAKE_AOWAKE_CNTRL_SR_CAPTURE_EN (1 << 1)
+#define WAKE_AOWAKE_MASK_W(x) (0x180 + ((x) << 2))
+#define WAKE_AOWAKE_MASK_R(x) (0x300 + ((x) << 2))
+#define WAKE_AOWAKE_STATUS_W(x) (0x30c + ((x) << 2))
+#define WAKE_AOWAKE_STATUS_R(x) (0x48c + ((x) << 2))
+#define WAKE_AOWAKE_TIER0_ROUTING(x) (0x4b4 + ((x) << 2))
+#define WAKE_AOWAKE_TIER1_ROUTING(x) (0x4c0 + ((x) << 2))
+#define WAKE_AOWAKE_TIER2_ROUTING(x) (0x4cc + ((x) << 2))
+#define WAKE_AOWAKE_SW_STATUS_W_0 0x49c
+#define WAKE_AOWAKE_SW_STATUS(x) (0x4a0 + ((x) << 2))
+#define WAKE_LATCH_SW 0x498
+
+#define WAKE_AOWAKE_CTRL 0x4f4
+#define WAKE_AOWAKE_CTRL_INTR_POLARITY BIT(0)
+
+#define SW_WAKE_ID 83 /* wake83 */
+
+/* for secure PMC */
+#define TEGRA_SMC_PMC 0xc2fffe00
+#define TEGRA_SMC_PMC_READ 0xaa
+#define TEGRA_SMC_PMC_WRITE 0xbb
+
+struct pmc_clk {
+ struct clk_hw hw;
+ unsigned long offs;
+ u32 mux_shift;
+ u32 force_en_shift;
+};
+
+#define to_pmc_clk(_hw) container_of(_hw, struct pmc_clk, hw)
+
+struct pmc_clk_gate {
+ struct clk_hw hw;
+ unsigned long offs;
+ u32 shift;
+};
+
+#define to_pmc_clk_gate(_hw) container_of(_hw, struct pmc_clk_gate, hw)
+
+struct pmc_clk_init_data {
+ char *name;
+ const char *const *parents;
+ int num_parents;
+ int clk_id;
+ u8 mux_shift;
+ u8 force_en_shift;
+};
+
+static const char * const clk_out1_parents[] = { "osc", "osc_div2",
+ "osc_div4", "extern1",
+};
+
+static const char * const clk_out2_parents[] = { "osc", "osc_div2",
+ "osc_div4", "extern2",
+};
+
+static const char * const clk_out3_parents[] = { "osc", "osc_div2",
+ "osc_div4", "extern3",
+};
+
+static const struct pmc_clk_init_data tegra_pmc_clks_data[] = {
+ {
+ .name = "pmc_clk_out_1",
+ .parents = clk_out1_parents,
+ .num_parents = ARRAY_SIZE(clk_out1_parents),
+ .clk_id = TEGRA_PMC_CLK_OUT_1,
+ .mux_shift = 6,
+ .force_en_shift = 2,
+ },
+ {
+ .name = "pmc_clk_out_2",
+ .parents = clk_out2_parents,
+ .num_parents = ARRAY_SIZE(clk_out2_parents),
+ .clk_id = TEGRA_PMC_CLK_OUT_2,
+ .mux_shift = 14,
+ .force_en_shift = 10,
+ },
+ {
+ .name = "pmc_clk_out_3",
+ .parents = clk_out3_parents,
+ .num_parents = ARRAY_SIZE(clk_out3_parents),
+ .clk_id = TEGRA_PMC_CLK_OUT_3,
+ .mux_shift = 22,
+ .force_en_shift = 18,
+ },
+};
+
+struct tegra_powergate {
+ struct generic_pm_domain genpd;
+ struct tegra_pmc *pmc;
+ unsigned int id;
+ struct clk **clks;
+ unsigned int num_clks;
+ unsigned long *clk_rates;
+ struct reset_control *reset;
+};
+
+struct tegra_io_pad_soc {
+ enum tegra_io_pad id;
+ unsigned int dpd;
+ unsigned int request;
+ unsigned int status;
+ unsigned int voltage;
+ const char *name;
+};
+
+struct tegra_pmc_regs {
+ unsigned int scratch0;
+ unsigned int rst_status;
+ unsigned int rst_source_shift;
+ unsigned int rst_source_mask;
+ unsigned int rst_level_shift;
+ unsigned int rst_level_mask;
+};
+
+struct tegra_wake_event {
+ const char *name;
+ unsigned int id;
+ unsigned int irq;
+ struct {
+ unsigned int instance;
+ unsigned int pin;
+ } gpio;
+};
+
+#define TEGRA_WAKE_SIMPLE(_name, _id) \
+ { \
+ .name = _name, \
+ .id = _id, \
+ .irq = 0, \
+ .gpio = { \
+ .instance = UINT_MAX, \
+ .pin = UINT_MAX, \
+ }, \
+ }
+
+#define TEGRA_WAKE_IRQ(_name, _id, _irq) \
+ { \
+ .name = _name, \
+ .id = _id, \
+ .irq = _irq, \
+ .gpio = { \
+ .instance = UINT_MAX, \
+ .pin = UINT_MAX, \
+ }, \
+ }
+
+#define TEGRA_WAKE_GPIO(_name, _id, _instance, _pin) \
+ { \
+ .name = _name, \
+ .id = _id, \
+ .irq = 0, \
+ .gpio = { \
+ .instance = _instance, \
+ .pin = _pin, \
+ }, \
+ }
+
+struct tegra_pmc_soc {
+ unsigned int num_powergates;
+ const char *const *powergates;
+ unsigned int num_cpu_powergates;
+ const u8 *cpu_powergates;
+
+ bool has_tsense_reset;
+ bool has_gpu_clamps;
+ bool needs_mbist_war;
+ bool has_impl_33v_pwr;
+ bool maybe_tz_only;
+
+ const struct tegra_io_pad_soc *io_pads;
+ unsigned int num_io_pads;
+
+ const struct pinctrl_pin_desc *pin_descs;
+ unsigned int num_pin_descs;
+
+ const struct tegra_pmc_regs *regs;
+ void (*init)(struct tegra_pmc *pmc);
+ void (*setup_irq_polarity)(struct tegra_pmc *pmc,
+ struct device_node *np,
+ bool invert);
+ void (*set_wake_filters)(struct tegra_pmc *pmc);
+ int (*irq_set_wake)(struct irq_data *data, unsigned int on);
+ int (*irq_set_type)(struct irq_data *data, unsigned int type);
+ int (*powergate_set)(struct tegra_pmc *pmc, unsigned int id,
+ bool new_state);
+
+ const char * const *reset_sources;
+ unsigned int num_reset_sources;
+ const char * const *reset_levels;
+ unsigned int num_reset_levels;
+
+ /*
+ * These describe events that can wake the system from sleep (i.e.
+ * LP0 or SC7). Wakeup from other sleep states (such as LP1 or LP2)
+ * are dealt with in the LIC.
+ */
+ const struct tegra_wake_event *wake_events;
+ unsigned int num_wake_events;
+ unsigned int max_wake_events;
+ unsigned int max_wake_vectors;
+
+ const struct pmc_clk_init_data *pmc_clks_data;
+ unsigned int num_pmc_clks;
+ bool has_blink_output;
+ bool has_usb_sleepwalk;
+ bool supports_core_domain;
+};
+
+/**
+ * struct tegra_pmc - NVIDIA Tegra PMC
+ * @dev: pointer to PMC device structure
+ * @base: pointer to I/O remapped register region
+ * @wake: pointer to I/O remapped region for WAKE registers
+ * @aotag: pointer to I/O remapped region for AOTAG registers
+ * @scratch: pointer to I/O remapped region for scratch registers
+ * @clk: pointer to pclk clock
+ * @soc: pointer to SoC data structure
+ * @tz_only: flag specifying if the PMC can only be accessed via TrustZone
+ * @rate: currently configured rate of pclk
+ * @suspend_mode: lowest suspend mode available
+ * @cpu_good_time: CPU power good time (in microseconds)
+ * @cpu_off_time: CPU power off time (in microsecends)
+ * @core_osc_time: core power good OSC time (in microseconds)
+ * @core_pmu_time: core power good PMU time (in microseconds)
+ * @core_off_time: core power off time (in microseconds)
+ * @corereq_high: core power request is active-high
+ * @sysclkreq_high: system clock request is active-high
+ * @combined_req: combined power request for CPU & core
+ * @cpu_pwr_good_en: CPU power good signal is enabled
+ * @lp0_vec_phys: physical base address of the LP0 warm boot code
+ * @lp0_vec_size: size of the LP0 warm boot code
+ * @powergates_available: Bitmap of available power gates
+ * @powergates_lock: mutex for power gate register access
+ * @pctl_dev: pin controller exposed by the PMC
+ * @domain: IRQ domain provided by the PMC
+ * @irq: chip implementation for the IRQ domain
+ * @clk_nb: pclk clock changes handler
+ * @core_domain_state_synced: flag marking the core domain's state as synced
+ * @core_domain_registered: flag marking the core domain as registered
+ * @wake_type_level_map: Bitmap indicating level type for non-dual edge wakes
+ * @wake_type_dual_edge_map: Bitmap indicating if a wake is dual-edge or not
+ * @wake_sw_status_map: Bitmap to hold raw status of wakes without mask
+ * @wake_cntrl_level_map: Bitmap to hold wake levels to be programmed in
+ * cntrl register associated with each wake during system suspend.
+ */
+struct tegra_pmc {
+ struct device *dev;
+ void __iomem *base;
+ void __iomem *wake;
+ void __iomem *aotag;
+ void __iomem *scratch;
+ struct clk *clk;
+
+ const struct tegra_pmc_soc *soc;
+ bool tz_only;
+
+ unsigned long rate;
+
+ enum tegra_suspend_mode suspend_mode;
+ u32 cpu_good_time;
+ u32 cpu_off_time;
+ u32 core_osc_time;
+ u32 core_pmu_time;
+ u32 core_off_time;
+ bool corereq_high;
+ bool sysclkreq_high;
+ bool combined_req;
+ bool cpu_pwr_good_en;
+ u32 lp0_vec_phys;
+ u32 lp0_vec_size;
+ DECLARE_BITMAP(powergates_available, TEGRA_POWERGATE_MAX);
+
+ struct mutex powergates_lock;
+
+ struct pinctrl_dev *pctl_dev;
+
+ struct irq_domain *domain;
+ struct irq_chip irq;
+
+ struct notifier_block clk_nb;
+
+ bool core_domain_state_synced;
+ bool core_domain_registered;
+
+ unsigned long *wake_type_level_map;
+ unsigned long *wake_type_dual_edge_map;
+ unsigned long *wake_sw_status_map;
+ unsigned long *wake_cntrl_level_map;
+ struct syscore_ops syscore;
+};
+
+static struct tegra_pmc *pmc = &(struct tegra_pmc) {
+ .base = NULL,
+ .suspend_mode = TEGRA_SUSPEND_NOT_READY,
+};
+
+static inline struct tegra_powergate *
+to_powergate(struct generic_pm_domain *domain)
+{
+ return container_of(domain, struct tegra_powergate, genpd);
+}
+
+static u32 tegra_pmc_readl(struct tegra_pmc *pmc, unsigned long offset)
+{
+ struct arm_smccc_res res;
+
+ if (pmc->tz_only) {
+ arm_smccc_smc(TEGRA_SMC_PMC, TEGRA_SMC_PMC_READ, offset, 0, 0,
+ 0, 0, 0, &res);
+ if (res.a0) {
+ if (pmc->dev)
+ dev_warn(pmc->dev, "%s(): SMC failed: %lu\n",
+ __func__, res.a0);
+ else
+ pr_warn("%s(): SMC failed: %lu\n", __func__,
+ res.a0);
+ }
+
+ return res.a1;
+ }
+
+ return readl(pmc->base + offset);
+}
+
+static void tegra_pmc_writel(struct tegra_pmc *pmc, u32 value,
+ unsigned long offset)
+{
+ struct arm_smccc_res res;
+
+ if (pmc->tz_only) {
+ arm_smccc_smc(TEGRA_SMC_PMC, TEGRA_SMC_PMC_WRITE, offset,
+ value, 0, 0, 0, 0, &res);
+ if (res.a0) {
+ if (pmc->dev)
+ dev_warn(pmc->dev, "%s(): SMC failed: %lu\n",
+ __func__, res.a0);
+ else
+ pr_warn("%s(): SMC failed: %lu\n", __func__,
+ res.a0);
+ }
+ } else {
+ writel(value, pmc->base + offset);
+ }
+}
+
+static u32 tegra_pmc_scratch_readl(struct tegra_pmc *pmc, unsigned long offset)
+{
+ if (pmc->tz_only)
+ return tegra_pmc_readl(pmc, offset);
+
+ return readl(pmc->scratch + offset);
+}
+
+static void tegra_pmc_scratch_writel(struct tegra_pmc *pmc, u32 value,
+ unsigned long offset)
+{
+ if (pmc->tz_only)
+ tegra_pmc_writel(pmc, value, offset);
+ else
+ writel(value, pmc->scratch + offset);
+}
+
+/*
+ * TODO Figure out a way to call this with the struct tegra_pmc * passed in.
+ * This currently doesn't work because readx_poll_timeout() can only operate
+ * on functions that take a single argument.
+ */
+static inline bool tegra_powergate_state(int id)
+{
+ if (id == TEGRA_POWERGATE_3D && pmc->soc->has_gpu_clamps)
+ return (tegra_pmc_readl(pmc, GPU_RG_CNTRL) & 0x1) == 0;
+ else
+ return (tegra_pmc_readl(pmc, PWRGATE_STATUS) & BIT(id)) != 0;
+}
+
+static inline bool tegra_powergate_is_valid(struct tegra_pmc *pmc, int id)
+{
+ return (pmc->soc && pmc->soc->powergates[id]);
+}
+
+static inline bool tegra_powergate_is_available(struct tegra_pmc *pmc, int id)
+{
+ return test_bit(id, pmc->powergates_available);
+}
+
+static int tegra_powergate_lookup(struct tegra_pmc *pmc, const char *name)
+{
+ unsigned int i;
+
+ if (!pmc || !pmc->soc || !name)
+ return -EINVAL;
+
+ for (i = 0; i < pmc->soc->num_powergates; i++) {
+ if (!tegra_powergate_is_valid(pmc, i))
+ continue;
+
+ if (!strcmp(name, pmc->soc->powergates[i]))
+ return i;
+ }
+
+ return -ENODEV;
+}
+
+static int tegra20_powergate_set(struct tegra_pmc *pmc, unsigned int id,
+ bool new_state)
+{
+ unsigned int retries = 100;
+ bool status;
+ int ret;
+
+ /*
+ * As per TRM documentation, the toggle command will be dropped by PMC
+ * if there is contention with a HW-initiated toggling (i.e. CPU core
+ * power-gated), the command should be retried in that case.
+ */
+ do {
+ tegra_pmc_writel(pmc, PWRGATE_TOGGLE_START | id, PWRGATE_TOGGLE);
+
+ /* wait for PMC to execute the command */
+ ret = readx_poll_timeout(tegra_powergate_state, id, status,
+ status == new_state, 1, 10);
+ } while (ret == -ETIMEDOUT && retries--);
+
+ return ret;
+}
+
+static inline bool tegra_powergate_toggle_ready(struct tegra_pmc *pmc)
+{
+ return !(tegra_pmc_readl(pmc, PWRGATE_TOGGLE) & PWRGATE_TOGGLE_START);
+}
+
+static int tegra114_powergate_set(struct tegra_pmc *pmc, unsigned int id,
+ bool new_state)
+{
+ bool status;
+ int err;
+
+ /* wait while PMC power gating is contended */
+ err = readx_poll_timeout(tegra_powergate_toggle_ready, pmc, status,
+ status == true, 1, 100);
+ if (err)
+ return err;
+
+ tegra_pmc_writel(pmc, PWRGATE_TOGGLE_START | id, PWRGATE_TOGGLE);
+
+ /* wait for PMC to accept the command */
+ err = readx_poll_timeout(tegra_powergate_toggle_ready, pmc, status,
+ status == true, 1, 100);
+ if (err)
+ return err;
+
+ /* wait for PMC to execute the command */
+ err = readx_poll_timeout(tegra_powergate_state, id, status,
+ status == new_state, 10, 100000);
+ if (err)
+ return err;
+
+ return 0;
+}
+
+/**
+ * tegra_powergate_set() - set the state of a partition
+ * @pmc: power management controller
+ * @id: partition ID
+ * @new_state: new state of the partition
+ */
+static int tegra_powergate_set(struct tegra_pmc *pmc, unsigned int id,
+ bool new_state)
+{
+ int err;
+
+ if (id == TEGRA_POWERGATE_3D && pmc->soc->has_gpu_clamps)
+ return -EINVAL;
+
+ mutex_lock(&pmc->powergates_lock);
+
+ if (tegra_powergate_state(id) == new_state) {
+ mutex_unlock(&pmc->powergates_lock);
+ return 0;
+ }
+
+ err = pmc->soc->powergate_set(pmc, id, new_state);
+
+ mutex_unlock(&pmc->powergates_lock);
+
+ return err;
+}
+
+static int __tegra_powergate_remove_clamping(struct tegra_pmc *pmc,
+ unsigned int id)
+{
+ u32 mask;
+
+ mutex_lock(&pmc->powergates_lock);
+
+ /*
+ * On Tegra124 and later, the clamps for the GPU are controlled by a
+ * separate register (with different semantics).
+ */
+ if (id == TEGRA_POWERGATE_3D) {
+ if (pmc->soc->has_gpu_clamps) {
+ tegra_pmc_writel(pmc, 0, GPU_RG_CNTRL);
+ goto out;
+ }
+ }
+
+ /*
+ * Tegra 2 has a bug where PCIE and VDE clamping masks are
+ * swapped relatively to the partition ids
+ */
+ if (id == TEGRA_POWERGATE_VDEC)
+ mask = (1 << TEGRA_POWERGATE_PCIE);
+ else if (id == TEGRA_POWERGATE_PCIE)
+ mask = (1 << TEGRA_POWERGATE_VDEC);
+ else
+ mask = (1 << id);
+
+ tegra_pmc_writel(pmc, mask, REMOVE_CLAMPING);
+
+out:
+ mutex_unlock(&pmc->powergates_lock);
+
+ return 0;
+}
+
+static int tegra_powergate_prepare_clocks(struct tegra_powergate *pg)
+{
+ unsigned long safe_rate = 100 * 1000 * 1000;
+ unsigned int i;
+ int err;
+
+ for (i = 0; i < pg->num_clks; i++) {
+ pg->clk_rates[i] = clk_get_rate(pg->clks[i]);
+
+ if (!pg->clk_rates[i]) {
+ err = -EINVAL;
+ goto out;
+ }
+
+ if (pg->clk_rates[i] <= safe_rate)
+ continue;
+
+ /*
+ * We don't know whether voltage state is okay for the
+ * current clock rate, hence it's better to temporally
+ * switch clock to a safe rate which is suitable for
+ * all voltages, before enabling the clock.
+ */
+ err = clk_set_rate(pg->clks[i], safe_rate);
+ if (err)
+ goto out;
+ }
+
+ return 0;
+
+out:
+ while (i--)
+ clk_set_rate(pg->clks[i], pg->clk_rates[i]);
+
+ return err;
+}
+
+static int tegra_powergate_unprepare_clocks(struct tegra_powergate *pg)
+{
+ unsigned int i;
+ int err;
+
+ for (i = 0; i < pg->num_clks; i++) {
+ err = clk_set_rate(pg->clks[i], pg->clk_rates[i]);
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+
+static void tegra_powergate_disable_clocks(struct tegra_powergate *pg)
+{
+ unsigned int i;
+
+ for (i = 0; i < pg->num_clks; i++)
+ clk_disable_unprepare(pg->clks[i]);
+}
+
+static int tegra_powergate_enable_clocks(struct tegra_powergate *pg)
+{
+ unsigned int i;
+ int err;
+
+ for (i = 0; i < pg->num_clks; i++) {
+ err = clk_prepare_enable(pg->clks[i]);
+ if (err)
+ goto out;
+ }
+
+ return 0;
+
+out:
+ while (i--)
+ clk_disable_unprepare(pg->clks[i]);
+
+ return err;
+}
+
+static int tegra_powergate_power_up(struct tegra_powergate *pg,
+ bool disable_clocks)
+{
+ int err;
+
+ err = reset_control_assert(pg->reset);
+ if (err)
+ return err;
+
+ usleep_range(10, 20);
+
+ err = tegra_powergate_set(pg->pmc, pg->id, true);
+ if (err < 0)
+ return err;
+
+ usleep_range(10, 20);
+
+ err = tegra_powergate_prepare_clocks(pg);
+ if (err)
+ goto powergate_off;
+
+ err = tegra_powergate_enable_clocks(pg);
+ if (err)
+ goto unprepare_clks;
+
+ usleep_range(10, 20);
+
+ err = __tegra_powergate_remove_clamping(pg->pmc, pg->id);
+ if (err)
+ goto disable_clks;
+
+ usleep_range(10, 20);
+
+ err = reset_control_deassert(pg->reset);
+ if (err)
+ goto disable_clks;
+
+ usleep_range(10, 20);
+
+ if (pg->pmc->soc->needs_mbist_war)
+ err = tegra210_clk_handle_mbist_war(pg->id);
+ if (err)
+ goto disable_clks;
+
+ if (disable_clocks)
+ tegra_powergate_disable_clocks(pg);
+
+ err = tegra_powergate_unprepare_clocks(pg);
+ if (err)
+ return err;
+
+ return 0;
+
+disable_clks:
+ tegra_powergate_disable_clocks(pg);
+ usleep_range(10, 20);
+
+unprepare_clks:
+ tegra_powergate_unprepare_clocks(pg);
+
+powergate_off:
+ tegra_powergate_set(pg->pmc, pg->id, false);
+
+ return err;
+}
+
+static int tegra_powergate_power_down(struct tegra_powergate *pg)
+{
+ int err;
+
+ err = tegra_powergate_prepare_clocks(pg);
+ if (err)
+ return err;
+
+ err = tegra_powergate_enable_clocks(pg);
+ if (err)
+ goto unprepare_clks;
+
+ usleep_range(10, 20);
+
+ err = reset_control_assert(pg->reset);
+ if (err)
+ goto disable_clks;
+
+ usleep_range(10, 20);
+
+ tegra_powergate_disable_clocks(pg);
+
+ usleep_range(10, 20);
+
+ err = tegra_powergate_set(pg->pmc, pg->id, false);
+ if (err)
+ goto assert_resets;
+
+ err = tegra_powergate_unprepare_clocks(pg);
+ if (err)
+ return err;
+
+ return 0;
+
+assert_resets:
+ tegra_powergate_enable_clocks(pg);
+ usleep_range(10, 20);
+ reset_control_deassert(pg->reset);
+ usleep_range(10, 20);
+
+disable_clks:
+ tegra_powergate_disable_clocks(pg);
+
+unprepare_clks:
+ tegra_powergate_unprepare_clocks(pg);
+
+ return err;
+}
+
+static int tegra_genpd_power_on(struct generic_pm_domain *domain)
+{
+ struct tegra_powergate *pg = to_powergate(domain);
+ struct device *dev = pg->pmc->dev;
+ int err;
+
+ err = tegra_powergate_power_up(pg, true);
+ if (err) {
+ dev_err(dev, "failed to turn on PM domain %s: %d\n",
+ pg->genpd.name, err);
+ goto out;
+ }
+
+ reset_control_release(pg->reset);
+
+out:
+ return err;
+}
+
+static int tegra_genpd_power_off(struct generic_pm_domain *domain)
+{
+ struct tegra_powergate *pg = to_powergate(domain);
+ struct device *dev = pg->pmc->dev;
+ int err;
+
+ err = reset_control_acquire(pg->reset);
+ if (err < 0) {
+ dev_err(dev, "failed to acquire resets for PM domain %s: %d\n",
+ pg->genpd.name, err);
+ return err;
+ }
+
+ err = tegra_powergate_power_down(pg);
+ if (err) {
+ dev_err(dev, "failed to turn off PM domain %s: %d\n",
+ pg->genpd.name, err);
+ reset_control_release(pg->reset);
+ }
+
+ return err;
+}
+
+/**
+ * tegra_powergate_power_on() - power on partition
+ * @id: partition ID
+ */
+int tegra_powergate_power_on(unsigned int id)
+{
+ if (!tegra_powergate_is_available(pmc, id))
+ return -EINVAL;
+
+ return tegra_powergate_set(pmc, id, true);
+}
+EXPORT_SYMBOL(tegra_powergate_power_on);
+
+/**
+ * tegra_powergate_power_off() - power off partition
+ * @id: partition ID
+ */
+int tegra_powergate_power_off(unsigned int id)
+{
+ if (!tegra_powergate_is_available(pmc, id))
+ return -EINVAL;
+
+ return tegra_powergate_set(pmc, id, false);
+}
+EXPORT_SYMBOL(tegra_powergate_power_off);
+
+/**
+ * tegra_powergate_is_powered() - check if partition is powered
+ * @pmc: power management controller
+ * @id: partition ID
+ */
+static int tegra_powergate_is_powered(struct tegra_pmc *pmc, unsigned int id)
+{
+ if (!tegra_powergate_is_valid(pmc, id))
+ return -EINVAL;
+
+ return tegra_powergate_state(id);
+}
+
+/**
+ * tegra_powergate_remove_clamping() - remove power clamps for partition
+ * @id: partition ID
+ */
+int tegra_powergate_remove_clamping(unsigned int id)
+{
+ if (!tegra_powergate_is_available(pmc, id))
+ return -EINVAL;
+
+ return __tegra_powergate_remove_clamping(pmc, id);
+}
+EXPORT_SYMBOL(tegra_powergate_remove_clamping);
+
+/**
+ * tegra_powergate_sequence_power_up() - power up partition
+ * @id: partition ID
+ * @clk: clock for partition
+ * @rst: reset for partition
+ *
+ * Must be called with clk disabled, and returns with clk enabled.
+ */
+int tegra_powergate_sequence_power_up(unsigned int id, struct clk *clk,
+ struct reset_control *rst)
+{
+ struct tegra_powergate *pg;
+ int err;
+
+ if (!tegra_powergate_is_available(pmc, id))
+ return -EINVAL;
+
+ pg = kzalloc(sizeof(*pg), GFP_KERNEL);
+ if (!pg)
+ return -ENOMEM;
+
+ pg->clk_rates = kzalloc(sizeof(*pg->clk_rates), GFP_KERNEL);
+ if (!pg->clk_rates) {
+ kfree(pg->clks);
+ return -ENOMEM;
+ }
+
+ pg->id = id;
+ pg->clks = &clk;
+ pg->num_clks = 1;
+ pg->reset = rst;
+ pg->pmc = pmc;
+
+ err = tegra_powergate_power_up(pg, false);
+ if (err)
+ dev_err(pmc->dev, "failed to turn on partition %d: %d\n", id,
+ err);
+
+ kfree(pg->clk_rates);
+ kfree(pg);
+
+ return err;
+}
+EXPORT_SYMBOL(tegra_powergate_sequence_power_up);
+
+/**
+ * tegra_get_cpu_powergate_id() - convert from CPU ID to partition ID
+ * @pmc: power management controller
+ * @cpuid: CPU partition ID
+ *
+ * Returns the partition ID corresponding to the CPU partition ID or a
+ * negative error code on failure.
+ */
+static int tegra_get_cpu_powergate_id(struct tegra_pmc *pmc,
+ unsigned int cpuid)
+{
+ if (pmc->soc && cpuid < pmc->soc->num_cpu_powergates)
+ return pmc->soc->cpu_powergates[cpuid];
+
+ return -EINVAL;
+}
+
+/**
+ * tegra_pmc_cpu_is_powered() - check if CPU partition is powered
+ * @cpuid: CPU partition ID
+ */
+bool tegra_pmc_cpu_is_powered(unsigned int cpuid)
+{
+ int id;
+
+ id = tegra_get_cpu_powergate_id(pmc, cpuid);
+ if (id < 0)
+ return false;
+
+ return tegra_powergate_is_powered(pmc, id);
+}
+
+/**
+ * tegra_pmc_cpu_power_on() - power on CPU partition
+ * @cpuid: CPU partition ID
+ */
+int tegra_pmc_cpu_power_on(unsigned int cpuid)
+{
+ int id;
+
+ id = tegra_get_cpu_powergate_id(pmc, cpuid);
+ if (id < 0)
+ return id;
+
+ return tegra_powergate_set(pmc, id, true);
+}
+
+/**
+ * tegra_pmc_cpu_remove_clamping() - remove power clamps for CPU partition
+ * @cpuid: CPU partition ID
+ */
+int tegra_pmc_cpu_remove_clamping(unsigned int cpuid)
+{
+ int id;
+
+ id = tegra_get_cpu_powergate_id(pmc, cpuid);
+ if (id < 0)
+ return id;
+
+ return tegra_powergate_remove_clamping(id);
+}
+
+static void tegra_pmc_program_reboot_reason(const char *cmd)
+{
+ u32 value;
+
+ value = tegra_pmc_scratch_readl(pmc, pmc->soc->regs->scratch0);
+ value &= ~PMC_SCRATCH0_MODE_MASK;
+
+ if (cmd) {
+ if (strcmp(cmd, "recovery") == 0)
+ value |= PMC_SCRATCH0_MODE_RECOVERY;
+
+ if (strcmp(cmd, "bootloader") == 0)
+ value |= PMC_SCRATCH0_MODE_BOOTLOADER;
+
+ if (strcmp(cmd, "forced-recovery") == 0)
+ value |= PMC_SCRATCH0_MODE_RCM;
+ }
+
+ tegra_pmc_scratch_writel(pmc, value, pmc->soc->regs->scratch0);
+}
+
+static int tegra_pmc_reboot_notify(struct notifier_block *this,
+ unsigned long action, void *data)
+{
+ if (action == SYS_RESTART)
+ tegra_pmc_program_reboot_reason(data);
+
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block tegra_pmc_reboot_notifier = {
+ .notifier_call = tegra_pmc_reboot_notify,
+};
+
+static void tegra_pmc_restart(void)
+{
+ u32 value;
+
+ /* reset everything but PMC_SCRATCH0 and PMC_RST_STATUS */
+ value = tegra_pmc_readl(pmc, PMC_CNTRL);
+ value |= PMC_CNTRL_MAIN_RST;
+ tegra_pmc_writel(pmc, value, PMC_CNTRL);
+}
+
+static int tegra_pmc_restart_handler(struct sys_off_data *data)
+{
+ tegra_pmc_restart();
+
+ return NOTIFY_DONE;
+}
+
+static int tegra_pmc_power_off_handler(struct sys_off_data *data)
+{
+ /*
+ * Reboot Nexus 7 into special bootloader mode if USB cable is
+ * connected in order to display battery status and power off.
+ */
+ if (of_machine_is_compatible("asus,grouper") &&
+ power_supply_is_system_supplied()) {
+ const u32 go_to_charger_mode = 0xa5a55a5a;
+
+ tegra_pmc_writel(pmc, go_to_charger_mode, PMC_SCRATCH37);
+ tegra_pmc_restart();
+ }
+
+ return NOTIFY_DONE;
+}
+
+static int powergate_show(struct seq_file *s, void *data)
+{
+ unsigned int i;
+ int status;
+
+ seq_printf(s, " powergate powered\n");
+ seq_printf(s, "------------------\n");
+
+ for (i = 0; i < pmc->soc->num_powergates; i++) {
+ status = tegra_powergate_is_powered(pmc, i);
+ if (status < 0)
+ continue;
+
+ seq_printf(s, " %9s %7s\n", pmc->soc->powergates[i],
+ status ? "yes" : "no");
+ }
+
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(powergate);
+
+static int tegra_powergate_of_get_clks(struct tegra_powergate *pg,
+ struct device_node *np)
+{
+ struct clk *clk;
+ unsigned int i, count;
+ int err;
+
+ count = of_clk_get_parent_count(np);
+ if (count == 0)
+ return -ENODEV;
+
+ pg->clks = kcalloc(count, sizeof(clk), GFP_KERNEL);
+ if (!pg->clks)
+ return -ENOMEM;
+
+ pg->clk_rates = kcalloc(count, sizeof(*pg->clk_rates), GFP_KERNEL);
+ if (!pg->clk_rates) {
+ kfree(pg->clks);
+ return -ENOMEM;
+ }
+
+ for (i = 0; i < count; i++) {
+ pg->clks[i] = of_clk_get(np, i);
+ if (IS_ERR(pg->clks[i])) {
+ err = PTR_ERR(pg->clks[i]);
+ goto err;
+ }
+ }
+
+ pg->num_clks = count;
+
+ return 0;
+
+err:
+ while (i--)
+ clk_put(pg->clks[i]);
+
+ kfree(pg->clk_rates);
+ kfree(pg->clks);
+
+ return err;
+}
+
+static int tegra_powergate_of_get_resets(struct tegra_powergate *pg,
+ struct device_node *np, bool off)
+{
+ struct device *dev = pg->pmc->dev;
+ int err;
+
+ pg->reset = of_reset_control_array_get_exclusive_released(np);
+ if (IS_ERR(pg->reset)) {
+ err = PTR_ERR(pg->reset);
+ dev_err(dev, "failed to get device resets: %d\n", err);
+ return err;
+ }
+
+ err = reset_control_acquire(pg->reset);
+ if (err < 0) {
+ pr_err("failed to acquire resets: %d\n", err);
+ goto out;
+ }
+
+ if (off) {
+ err = reset_control_assert(pg->reset);
+ } else {
+ err = reset_control_deassert(pg->reset);
+ if (err < 0)
+ goto out;
+
+ reset_control_release(pg->reset);
+ }
+
+out:
+ if (err) {
+ reset_control_release(pg->reset);
+ reset_control_put(pg->reset);
+ }
+
+ return err;
+}
+
+static int tegra_powergate_add(struct tegra_pmc *pmc, struct device_node *np)
+{
+ struct device *dev = pmc->dev;
+ struct tegra_powergate *pg;
+ int id, err = 0;
+ bool off;
+
+ pg = kzalloc(sizeof(*pg), GFP_KERNEL);
+ if (!pg)
+ return -ENOMEM;
+
+ id = tegra_powergate_lookup(pmc, np->name);
+ if (id < 0) {
+ dev_err(dev, "powergate lookup failed for %pOFn: %d\n", np, id);
+ err = -ENODEV;
+ goto free_mem;
+ }
+
+ /*
+ * Clear the bit for this powergate so it cannot be managed
+ * directly via the legacy APIs for controlling powergates.
+ */
+ clear_bit(id, pmc->powergates_available);
+
+ pg->id = id;
+ pg->genpd.name = np->name;
+ pg->genpd.power_off = tegra_genpd_power_off;
+ pg->genpd.power_on = tegra_genpd_power_on;
+ pg->pmc = pmc;
+
+ off = !tegra_powergate_is_powered(pmc, pg->id);
+
+ err = tegra_powergate_of_get_clks(pg, np);
+ if (err < 0) {
+ dev_err(dev, "failed to get clocks for %pOFn: %d\n", np, err);
+ goto set_available;
+ }
+
+ err = tegra_powergate_of_get_resets(pg, np, off);
+ if (err < 0) {
+ dev_err(dev, "failed to get resets for %pOFn: %d\n", np, err);
+ goto remove_clks;
+ }
+
+ if (!IS_ENABLED(CONFIG_PM_GENERIC_DOMAINS)) {
+ if (off)
+ WARN_ON(tegra_powergate_power_up(pg, true));
+
+ goto remove_resets;
+ }
+
+ err = pm_genpd_init(&pg->genpd, NULL, off);
+ if (err < 0) {
+ dev_err(dev, "failed to initialise PM domain %pOFn: %d\n", np,
+ err);
+ goto remove_resets;
+ }
+
+ err = of_genpd_add_provider_simple(np, &pg->genpd);
+ if (err < 0) {
+ dev_err(dev, "failed to add PM domain provider for %pOFn: %d\n",
+ np, err);
+ goto remove_genpd;
+ }
+
+ dev_dbg(dev, "added PM domain %s\n", pg->genpd.name);
+
+ return 0;
+
+remove_genpd:
+ pm_genpd_remove(&pg->genpd);
+
+remove_resets:
+ reset_control_put(pg->reset);
+
+remove_clks:
+ while (pg->num_clks--)
+ clk_put(pg->clks[pg->num_clks]);
+
+ kfree(pg->clks);
+
+set_available:
+ set_bit(id, pmc->powergates_available);
+
+free_mem:
+ kfree(pg);
+
+ return err;
+}
+
+bool tegra_pmc_core_domain_state_synced(void)
+{
+ return pmc->core_domain_state_synced;
+}
+
+static int
+tegra_pmc_core_pd_set_performance_state(struct generic_pm_domain *genpd,
+ unsigned int level)
+{
+ struct dev_pm_opp *opp;
+ int err;
+
+ opp = dev_pm_opp_find_level_ceil(&genpd->dev, &level);
+ if (IS_ERR(opp)) {
+ dev_err(&genpd->dev, "failed to find OPP for level %u: %pe\n",
+ level, opp);
+ return PTR_ERR(opp);
+ }
+
+ mutex_lock(&pmc->powergates_lock);
+ err = dev_pm_opp_set_opp(pmc->dev, opp);
+ mutex_unlock(&pmc->powergates_lock);
+
+ dev_pm_opp_put(opp);
+
+ if (err) {
+ dev_err(&genpd->dev, "failed to set voltage to %duV: %d\n",
+ level, err);
+ return err;
+ }
+
+ return 0;
+}
+
+static unsigned int
+tegra_pmc_core_pd_opp_to_performance_state(struct generic_pm_domain *genpd,
+ struct dev_pm_opp *opp)
+{
+ return dev_pm_opp_get_level(opp);
+}
+
+static int tegra_pmc_core_pd_add(struct tegra_pmc *pmc, struct device_node *np)
+{
+ struct generic_pm_domain *genpd;
+ const char *rname[] = { "core", NULL};
+ int err;
+
+ genpd = devm_kzalloc(pmc->dev, sizeof(*genpd), GFP_KERNEL);
+ if (!genpd)
+ return -ENOMEM;
+
+ genpd->name = "core";
+ genpd->set_performance_state = tegra_pmc_core_pd_set_performance_state;
+ genpd->opp_to_performance_state = tegra_pmc_core_pd_opp_to_performance_state;
+
+ err = devm_pm_opp_set_regulators(pmc->dev, rname);
+ if (err)
+ return dev_err_probe(pmc->dev, err,
+ "failed to set core OPP regulator\n");
+
+ err = pm_genpd_init(genpd, NULL, false);
+ if (err) {
+ dev_err(pmc->dev, "failed to init core genpd: %d\n", err);
+ return err;
+ }
+
+ err = of_genpd_add_provider_simple(np, genpd);
+ if (err) {
+ dev_err(pmc->dev, "failed to add core genpd: %d\n", err);
+ goto remove_genpd;
+ }
+
+ pmc->core_domain_registered = true;
+
+ return 0;
+
+remove_genpd:
+ pm_genpd_remove(genpd);
+
+ return err;
+}
+
+static int tegra_powergate_init(struct tegra_pmc *pmc,
+ struct device_node *parent)
+{
+ struct of_phandle_args child_args, parent_args;
+ struct device_node *np, *child;
+ int err = 0;
+
+ /*
+ * Core power domain is the parent of powergate domains, hence it
+ * should be registered first.
+ */
+ np = of_get_child_by_name(parent, "core-domain");
+ if (np) {
+ err = tegra_pmc_core_pd_add(pmc, np);
+ of_node_put(np);
+ if (err)
+ return err;
+ }
+
+ np = of_get_child_by_name(parent, "powergates");
+ if (!np)
+ return 0;
+
+ for_each_child_of_node(np, child) {
+ err = tegra_powergate_add(pmc, child);
+ if (err < 0) {
+ of_node_put(child);
+ break;
+ }
+
+ if (of_parse_phandle_with_args(child, "power-domains",
+ "#power-domain-cells",
+ 0, &parent_args))
+ continue;
+
+ child_args.np = child;
+ child_args.args_count = 0;
+
+ err = of_genpd_add_subdomain(&parent_args, &child_args);
+ of_node_put(parent_args.np);
+ if (err) {
+ of_node_put(child);
+ break;
+ }
+ }
+
+ of_node_put(np);
+
+ return err;
+}
+
+static void tegra_powergate_remove(struct generic_pm_domain *genpd)
+{
+ struct tegra_powergate *pg = to_powergate(genpd);
+
+ reset_control_put(pg->reset);
+
+ while (pg->num_clks--)
+ clk_put(pg->clks[pg->num_clks]);
+
+ kfree(pg->clks);
+
+ set_bit(pg->id, pmc->powergates_available);
+
+ kfree(pg);
+}
+
+static void tegra_powergate_remove_all(struct device_node *parent)
+{
+ struct generic_pm_domain *genpd;
+ struct device_node *np, *child;
+
+ np = of_get_child_by_name(parent, "powergates");
+ if (!np)
+ return;
+
+ for_each_child_of_node(np, child) {
+ of_genpd_del_provider(child);
+
+ genpd = of_genpd_remove_last(child);
+ if (IS_ERR(genpd))
+ continue;
+
+ tegra_powergate_remove(genpd);
+ }
+
+ of_node_put(np);
+
+ np = of_get_child_by_name(parent, "core-domain");
+ if (np) {
+ of_genpd_del_provider(np);
+ of_genpd_remove_last(np);
+ }
+}
+
+static const struct tegra_io_pad_soc *
+tegra_io_pad_find(struct tegra_pmc *pmc, enum tegra_io_pad id)
+{
+ unsigned int i;
+
+ for (i = 0; i < pmc->soc->num_io_pads; i++)
+ if (pmc->soc->io_pads[i].id == id)
+ return &pmc->soc->io_pads[i];
+
+ return NULL;
+}
+
+static int tegra_io_pad_prepare(struct tegra_pmc *pmc,
+ const struct tegra_io_pad_soc *pad,
+ unsigned long *request,
+ unsigned long *status,
+ u32 *mask)
+{
+ unsigned long rate, value;
+
+ if (pad->dpd == UINT_MAX)
+ return -EINVAL;
+
+ *request = pad->request;
+ *status = pad->status;
+ *mask = BIT(pad->dpd);
+
+ if (pmc->clk) {
+ rate = pmc->rate;
+ if (!rate) {
+ dev_err(pmc->dev, "failed to get clock rate\n");
+ return -ENODEV;
+ }
+
+ tegra_pmc_writel(pmc, DPD_SAMPLE_ENABLE, DPD_SAMPLE);
+
+ /* must be at least 200 ns, in APB (PCLK) clock cycles */
+ value = DIV_ROUND_UP(1000000000, rate);
+ value = DIV_ROUND_UP(200, value);
+ tegra_pmc_writel(pmc, value, SEL_DPD_TIM);
+ }
+
+ return 0;
+}
+
+static int tegra_io_pad_poll(struct tegra_pmc *pmc, unsigned long offset,
+ u32 mask, u32 val, unsigned long timeout)
+{
+ u32 value;
+
+ timeout = jiffies + msecs_to_jiffies(timeout);
+
+ while (time_after(timeout, jiffies)) {
+ value = tegra_pmc_readl(pmc, offset);
+ if ((value & mask) == val)
+ return 0;
+
+ usleep_range(250, 1000);
+ }
+
+ return -ETIMEDOUT;
+}
+
+static void tegra_io_pad_unprepare(struct tegra_pmc *pmc)
+{
+ if (pmc->clk)
+ tegra_pmc_writel(pmc, DPD_SAMPLE_DISABLE, DPD_SAMPLE);
+}
+
+/**
+ * tegra_io_pad_power_enable() - enable power to I/O pad
+ * @id: Tegra I/O pad ID for which to enable power
+ *
+ * Returns: 0 on success or a negative error code on failure.
+ */
+int tegra_io_pad_power_enable(enum tegra_io_pad id)
+{
+ const struct tegra_io_pad_soc *pad;
+ unsigned long request, status;
+ u32 mask;
+ int err;
+
+ pad = tegra_io_pad_find(pmc, id);
+ if (!pad) {
+ dev_err(pmc->dev, "invalid I/O pad ID %u\n", id);
+ return -ENOENT;
+ }
+
+ mutex_lock(&pmc->powergates_lock);
+
+ err = tegra_io_pad_prepare(pmc, pad, &request, &status, &mask);
+ if (err < 0) {
+ dev_err(pmc->dev, "failed to prepare I/O pad: %d\n", err);
+ goto unlock;
+ }
+
+ tegra_pmc_writel(pmc, IO_DPD_REQ_CODE_OFF | mask, request);
+
+ err = tegra_io_pad_poll(pmc, status, mask, 0, 250);
+ if (err < 0) {
+ dev_err(pmc->dev, "failed to enable I/O pad: %d\n", err);
+ goto unlock;
+ }
+
+ tegra_io_pad_unprepare(pmc);
+
+unlock:
+ mutex_unlock(&pmc->powergates_lock);
+ return err;
+}
+EXPORT_SYMBOL(tegra_io_pad_power_enable);
+
+/**
+ * tegra_io_pad_power_disable() - disable power to I/O pad
+ * @id: Tegra I/O pad ID for which to disable power
+ *
+ * Returns: 0 on success or a negative error code on failure.
+ */
+int tegra_io_pad_power_disable(enum tegra_io_pad id)
+{
+ const struct tegra_io_pad_soc *pad;
+ unsigned long request, status;
+ u32 mask;
+ int err;
+
+ pad = tegra_io_pad_find(pmc, id);
+ if (!pad) {
+ dev_err(pmc->dev, "invalid I/O pad ID %u\n", id);
+ return -ENOENT;
+ }
+
+ mutex_lock(&pmc->powergates_lock);
+
+ err = tegra_io_pad_prepare(pmc, pad, &request, &status, &mask);
+ if (err < 0) {
+ dev_err(pmc->dev, "failed to prepare I/O pad: %d\n", err);
+ goto unlock;
+ }
+
+ tegra_pmc_writel(pmc, IO_DPD_REQ_CODE_ON | mask, request);
+
+ err = tegra_io_pad_poll(pmc, status, mask, mask, 250);
+ if (err < 0) {
+ dev_err(pmc->dev, "failed to disable I/O pad: %d\n", err);
+ goto unlock;
+ }
+
+ tegra_io_pad_unprepare(pmc);
+
+unlock:
+ mutex_unlock(&pmc->powergates_lock);
+ return err;
+}
+EXPORT_SYMBOL(tegra_io_pad_power_disable);
+
+static int tegra_io_pad_is_powered(struct tegra_pmc *pmc, enum tegra_io_pad id)
+{
+ const struct tegra_io_pad_soc *pad;
+ unsigned long status;
+ u32 mask, value;
+
+ pad = tegra_io_pad_find(pmc, id);
+ if (!pad) {
+ dev_err(pmc->dev, "invalid I/O pad ID %u\n", id);
+ return -ENOENT;
+ }
+
+ if (pad->dpd == UINT_MAX)
+ return -EINVAL;
+
+ status = pad->status;
+ mask = BIT(pad->dpd);
+
+ value = tegra_pmc_readl(pmc, status);
+
+ return !(value & mask);
+}
+
+static int tegra_io_pad_set_voltage(struct tegra_pmc *pmc, enum tegra_io_pad id,
+ int voltage)
+{
+ const struct tegra_io_pad_soc *pad;
+ u32 value;
+
+ pad = tegra_io_pad_find(pmc, id);
+ if (!pad)
+ return -ENOENT;
+
+ if (pad->voltage == UINT_MAX)
+ return -ENOTSUPP;
+
+ mutex_lock(&pmc->powergates_lock);
+
+ if (pmc->soc->has_impl_33v_pwr) {
+ value = tegra_pmc_readl(pmc, PMC_IMPL_E_33V_PWR);
+
+ if (voltage == TEGRA_IO_PAD_VOLTAGE_1V8)
+ value &= ~BIT(pad->voltage);
+ else
+ value |= BIT(pad->voltage);
+
+ tegra_pmc_writel(pmc, value, PMC_IMPL_E_33V_PWR);
+ } else {
+ /* write-enable PMC_PWR_DET_VALUE[pad->voltage] */
+ value = tegra_pmc_readl(pmc, PMC_PWR_DET);
+ value |= BIT(pad->voltage);
+ tegra_pmc_writel(pmc, value, PMC_PWR_DET);
+
+ /* update I/O voltage */
+ value = tegra_pmc_readl(pmc, PMC_PWR_DET_VALUE);
+
+ if (voltage == TEGRA_IO_PAD_VOLTAGE_1V8)
+ value &= ~BIT(pad->voltage);
+ else
+ value |= BIT(pad->voltage);
+
+ tegra_pmc_writel(pmc, value, PMC_PWR_DET_VALUE);
+ }
+
+ mutex_unlock(&pmc->powergates_lock);
+
+ usleep_range(100, 250);
+
+ return 0;
+}
+
+static int tegra_io_pad_get_voltage(struct tegra_pmc *pmc, enum tegra_io_pad id)
+{
+ const struct tegra_io_pad_soc *pad;
+ u32 value;
+
+ pad = tegra_io_pad_find(pmc, id);
+ if (!pad)
+ return -ENOENT;
+
+ if (pad->voltage == UINT_MAX)
+ return -ENOTSUPP;
+
+ if (pmc->soc->has_impl_33v_pwr)
+ value = tegra_pmc_readl(pmc, PMC_IMPL_E_33V_PWR);
+ else
+ value = tegra_pmc_readl(pmc, PMC_PWR_DET_VALUE);
+
+ if ((value & BIT(pad->voltage)) == 0)
+ return TEGRA_IO_PAD_VOLTAGE_1V8;
+
+ return TEGRA_IO_PAD_VOLTAGE_3V3;
+}
+
+/**
+ * tegra_io_rail_power_on() - enable power to I/O rail
+ * @id: Tegra I/O pad ID for which to enable power
+ *
+ * See also: tegra_io_pad_power_enable()
+ */
+int tegra_io_rail_power_on(unsigned int id)
+{
+ return tegra_io_pad_power_enable(id);
+}
+EXPORT_SYMBOL(tegra_io_rail_power_on);
+
+/**
+ * tegra_io_rail_power_off() - disable power to I/O rail
+ * @id: Tegra I/O pad ID for which to disable power
+ *
+ * See also: tegra_io_pad_power_disable()
+ */
+int tegra_io_rail_power_off(unsigned int id)
+{
+ return tegra_io_pad_power_disable(id);
+}
+EXPORT_SYMBOL(tegra_io_rail_power_off);
+
+#ifdef CONFIG_PM_SLEEP
+enum tegra_suspend_mode tegra_pmc_get_suspend_mode(void)
+{
+ return pmc->suspend_mode;
+}
+
+void tegra_pmc_set_suspend_mode(enum tegra_suspend_mode mode)
+{
+ if (mode < TEGRA_SUSPEND_NONE || mode >= TEGRA_MAX_SUSPEND_MODE)
+ return;
+
+ pmc->suspend_mode = mode;
+}
+
+void tegra_pmc_enter_suspend_mode(enum tegra_suspend_mode mode)
+{
+ unsigned long long rate = 0;
+ u64 ticks;
+ u32 value;
+
+ switch (mode) {
+ case TEGRA_SUSPEND_LP1:
+ rate = 32768;
+ break;
+
+ case TEGRA_SUSPEND_LP2:
+ rate = pmc->rate;
+ break;
+
+ default:
+ break;
+ }
+
+ if (WARN_ON_ONCE(rate == 0))
+ rate = 100000000;
+
+ ticks = pmc->cpu_good_time * rate + USEC_PER_SEC - 1;
+ do_div(ticks, USEC_PER_SEC);
+ tegra_pmc_writel(pmc, ticks, PMC_CPUPWRGOOD_TIMER);
+
+ ticks = pmc->cpu_off_time * rate + USEC_PER_SEC - 1;
+ do_div(ticks, USEC_PER_SEC);
+ tegra_pmc_writel(pmc, ticks, PMC_CPUPWROFF_TIMER);
+
+ value = tegra_pmc_readl(pmc, PMC_CNTRL);
+ value &= ~PMC_CNTRL_SIDE_EFFECT_LP0;
+ value |= PMC_CNTRL_CPU_PWRREQ_OE;
+ tegra_pmc_writel(pmc, value, PMC_CNTRL);
+}
+#endif
+
+static int tegra_pmc_parse_dt(struct tegra_pmc *pmc, struct device_node *np)
+{
+ u32 value, values[2];
+
+ if (of_property_read_u32(np, "nvidia,suspend-mode", &value)) {
+ pmc->suspend_mode = TEGRA_SUSPEND_NONE;
+ } else {
+ switch (value) {
+ case 0:
+ pmc->suspend_mode = TEGRA_SUSPEND_LP0;
+ break;
+
+ case 1:
+ pmc->suspend_mode = TEGRA_SUSPEND_LP1;
+ break;
+
+ case 2:
+ pmc->suspend_mode = TEGRA_SUSPEND_LP2;
+ break;
+
+ default:
+ pmc->suspend_mode = TEGRA_SUSPEND_NONE;
+ break;
+ }
+ }
+
+ pmc->suspend_mode = tegra_pm_validate_suspend_mode(pmc->suspend_mode);
+
+ if (of_property_read_u32(np, "nvidia,cpu-pwr-good-time", &value))
+ pmc->suspend_mode = TEGRA_SUSPEND_NONE;
+
+ pmc->cpu_good_time = value;
+
+ if (of_property_read_u32(np, "nvidia,cpu-pwr-off-time", &value))
+ pmc->suspend_mode = TEGRA_SUSPEND_NONE;
+
+ pmc->cpu_off_time = value;
+
+ if (of_property_read_u32_array(np, "nvidia,core-pwr-good-time",
+ values, ARRAY_SIZE(values)))
+ pmc->suspend_mode = TEGRA_SUSPEND_NONE;
+
+ pmc->core_osc_time = values[0];
+ pmc->core_pmu_time = values[1];
+
+ if (of_property_read_u32(np, "nvidia,core-pwr-off-time", &value))
+ pmc->suspend_mode = TEGRA_SUSPEND_NONE;
+
+ pmc->core_off_time = value;
+
+ pmc->corereq_high = of_property_read_bool(np,
+ "nvidia,core-power-req-active-high");
+
+ pmc->sysclkreq_high = of_property_read_bool(np,
+ "nvidia,sys-clock-req-active-high");
+
+ pmc->combined_req = of_property_read_bool(np,
+ "nvidia,combined-power-req");
+
+ pmc->cpu_pwr_good_en = of_property_read_bool(np,
+ "nvidia,cpu-pwr-good-en");
+
+ if (of_property_read_u32_array(np, "nvidia,lp0-vec", values,
+ ARRAY_SIZE(values)))
+ if (pmc->suspend_mode == TEGRA_SUSPEND_LP0)
+ pmc->suspend_mode = TEGRA_SUSPEND_LP1;
+
+ pmc->lp0_vec_phys = values[0];
+ pmc->lp0_vec_size = values[1];
+
+ return 0;
+}
+
+static int tegra_pmc_init(struct tegra_pmc *pmc)
+{
+ if (pmc->soc->max_wake_events > 0) {
+ pmc->wake_type_level_map = bitmap_zalloc(pmc->soc->max_wake_events, GFP_KERNEL);
+ if (!pmc->wake_type_level_map)
+ return -ENOMEM;
+
+ pmc->wake_type_dual_edge_map = bitmap_zalloc(pmc->soc->max_wake_events, GFP_KERNEL);
+ if (!pmc->wake_type_dual_edge_map)
+ return -ENOMEM;
+
+ pmc->wake_sw_status_map = bitmap_zalloc(pmc->soc->max_wake_events, GFP_KERNEL);
+ if (!pmc->wake_sw_status_map)
+ return -ENOMEM;
+
+ pmc->wake_cntrl_level_map = bitmap_zalloc(pmc->soc->max_wake_events, GFP_KERNEL);
+ if (!pmc->wake_cntrl_level_map)
+ return -ENOMEM;
+ }
+
+ if (pmc->soc->init)
+ pmc->soc->init(pmc);
+
+ return 0;
+}
+
+static void tegra_pmc_init_tsense_reset(struct tegra_pmc *pmc)
+{
+ static const char disabled[] = "emergency thermal reset disabled";
+ u32 pmu_addr, ctrl_id, reg_addr, reg_data, pinmux;
+ struct device *dev = pmc->dev;
+ struct device_node *np;
+ u32 value, checksum;
+
+ if (!pmc->soc->has_tsense_reset)
+ return;
+
+ np = of_get_child_by_name(pmc->dev->of_node, "i2c-thermtrip");
+ if (!np) {
+ dev_warn(dev, "i2c-thermtrip node not found, %s.\n", disabled);
+ return;
+ }
+
+ if (of_property_read_u32(np, "nvidia,i2c-controller-id", &ctrl_id)) {
+ dev_err(dev, "I2C controller ID missing, %s.\n", disabled);
+ goto out;
+ }
+
+ if (of_property_read_u32(np, "nvidia,bus-addr", &pmu_addr)) {
+ dev_err(dev, "nvidia,bus-addr missing, %s.\n", disabled);
+ goto out;
+ }
+
+ if (of_property_read_u32(np, "nvidia,reg-addr", &reg_addr)) {
+ dev_err(dev, "nvidia,reg-addr missing, %s.\n", disabled);
+ goto out;
+ }
+
+ if (of_property_read_u32(np, "nvidia,reg-data", &reg_data)) {
+ dev_err(dev, "nvidia,reg-data missing, %s.\n", disabled);
+ goto out;
+ }
+
+ if (of_property_read_u32(np, "nvidia,pinmux-id", &pinmux))
+ pinmux = 0;
+
+ value = tegra_pmc_readl(pmc, PMC_SENSOR_CTRL);
+ value |= PMC_SENSOR_CTRL_SCRATCH_WRITE;
+ tegra_pmc_writel(pmc, value, PMC_SENSOR_CTRL);
+
+ value = (reg_data << PMC_SCRATCH54_DATA_SHIFT) |
+ (reg_addr << PMC_SCRATCH54_ADDR_SHIFT);
+ tegra_pmc_writel(pmc, value, PMC_SCRATCH54);
+
+ value = PMC_SCRATCH55_RESET_TEGRA;
+ value |= ctrl_id << PMC_SCRATCH55_CNTRL_ID_SHIFT;
+ value |= pinmux << PMC_SCRATCH55_PINMUX_SHIFT;
+ value |= pmu_addr << PMC_SCRATCH55_I2CSLV1_SHIFT;
+
+ /*
+ * Calculate checksum of SCRATCH54, SCRATCH55 fields. Bits 23:16 will
+ * contain the checksum and are currently zero, so they are not added.
+ */
+ checksum = reg_addr + reg_data + (value & 0xff) + ((value >> 8) & 0xff)
+ + ((value >> 24) & 0xff);
+ checksum &= 0xff;
+ checksum = 0x100 - checksum;
+
+ value |= checksum << PMC_SCRATCH55_CHECKSUM_SHIFT;
+
+ tegra_pmc_writel(pmc, value, PMC_SCRATCH55);
+
+ value = tegra_pmc_readl(pmc, PMC_SENSOR_CTRL);
+ value |= PMC_SENSOR_CTRL_ENABLE_RST;
+ tegra_pmc_writel(pmc, value, PMC_SENSOR_CTRL);
+
+ dev_info(pmc->dev, "emergency thermal reset enabled\n");
+
+out:
+ of_node_put(np);
+}
+
+static int tegra_io_pad_pinctrl_get_groups_count(struct pinctrl_dev *pctl_dev)
+{
+ struct tegra_pmc *pmc = pinctrl_dev_get_drvdata(pctl_dev);
+
+ return pmc->soc->num_io_pads;
+}
+
+static const char *tegra_io_pad_pinctrl_get_group_name(struct pinctrl_dev *pctl,
+ unsigned int group)
+{
+ struct tegra_pmc *pmc = pinctrl_dev_get_drvdata(pctl);
+
+ return pmc->soc->io_pads[group].name;
+}
+
+static int tegra_io_pad_pinctrl_get_group_pins(struct pinctrl_dev *pctl_dev,
+ unsigned int group,
+ const unsigned int **pins,
+ unsigned int *num_pins)
+{
+ struct tegra_pmc *pmc = pinctrl_dev_get_drvdata(pctl_dev);
+
+ *pins = &pmc->soc->io_pads[group].id;
+ *num_pins = 1;
+
+ return 0;
+}
+
+static const struct pinctrl_ops tegra_io_pad_pinctrl_ops = {
+ .get_groups_count = tegra_io_pad_pinctrl_get_groups_count,
+ .get_group_name = tegra_io_pad_pinctrl_get_group_name,
+ .get_group_pins = tegra_io_pad_pinctrl_get_group_pins,
+ .dt_node_to_map = pinconf_generic_dt_node_to_map_pin,
+ .dt_free_map = pinconf_generic_dt_free_map,
+};
+
+static int tegra_io_pad_pinconf_get(struct pinctrl_dev *pctl_dev,
+ unsigned int pin, unsigned long *config)
+{
+ enum pin_config_param param = pinconf_to_config_param(*config);
+ struct tegra_pmc *pmc = pinctrl_dev_get_drvdata(pctl_dev);
+ const struct tegra_io_pad_soc *pad;
+ int ret;
+ u32 arg;
+
+ pad = tegra_io_pad_find(pmc, pin);
+ if (!pad)
+ return -EINVAL;
+
+ switch (param) {
+ case PIN_CONFIG_POWER_SOURCE:
+ ret = tegra_io_pad_get_voltage(pmc, pad->id);
+ if (ret < 0)
+ return ret;
+
+ arg = ret;
+ break;
+
+ case PIN_CONFIG_MODE_LOW_POWER:
+ ret = tegra_io_pad_is_powered(pmc, pad->id);
+ if (ret < 0)
+ return ret;
+
+ arg = !ret;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ *config = pinconf_to_config_packed(param, arg);
+
+ return 0;
+}
+
+static int tegra_io_pad_pinconf_set(struct pinctrl_dev *pctl_dev,
+ unsigned int pin, unsigned long *configs,
+ unsigned int num_configs)
+{
+ struct tegra_pmc *pmc = pinctrl_dev_get_drvdata(pctl_dev);
+ const struct tegra_io_pad_soc *pad;
+ enum pin_config_param param;
+ unsigned int i;
+ int err;
+ u32 arg;
+
+ pad = tegra_io_pad_find(pmc, pin);
+ if (!pad)
+ return -EINVAL;
+
+ for (i = 0; i < num_configs; ++i) {
+ param = pinconf_to_config_param(configs[i]);
+ arg = pinconf_to_config_argument(configs[i]);
+
+ switch (param) {
+ case PIN_CONFIG_MODE_LOW_POWER:
+ if (arg)
+ err = tegra_io_pad_power_disable(pad->id);
+ else
+ err = tegra_io_pad_power_enable(pad->id);
+ if (err)
+ return err;
+ break;
+ case PIN_CONFIG_POWER_SOURCE:
+ if (arg != TEGRA_IO_PAD_VOLTAGE_1V8 &&
+ arg != TEGRA_IO_PAD_VOLTAGE_3V3)
+ return -EINVAL;
+ err = tegra_io_pad_set_voltage(pmc, pad->id, arg);
+ if (err)
+ return err;
+ break;
+ default:
+ return -EINVAL;
+ }
+ }
+
+ return 0;
+}
+
+static const struct pinconf_ops tegra_io_pad_pinconf_ops = {
+ .pin_config_get = tegra_io_pad_pinconf_get,
+ .pin_config_set = tegra_io_pad_pinconf_set,
+ .is_generic = true,
+};
+
+static struct pinctrl_desc tegra_pmc_pctl_desc = {
+ .pctlops = &tegra_io_pad_pinctrl_ops,
+ .confops = &tegra_io_pad_pinconf_ops,
+};
+
+static int tegra_pmc_pinctrl_init(struct tegra_pmc *pmc)
+{
+ int err;
+
+ if (!pmc->soc->num_pin_descs)
+ return 0;
+
+ tegra_pmc_pctl_desc.name = dev_name(pmc->dev);
+ tegra_pmc_pctl_desc.pins = pmc->soc->pin_descs;
+ tegra_pmc_pctl_desc.npins = pmc->soc->num_pin_descs;
+
+ pmc->pctl_dev = devm_pinctrl_register(pmc->dev, &tegra_pmc_pctl_desc,
+ pmc);
+ if (IS_ERR(pmc->pctl_dev)) {
+ err = PTR_ERR(pmc->pctl_dev);
+ dev_err(pmc->dev, "failed to register pin controller: %d\n",
+ err);
+ return err;
+ }
+
+ return 0;
+}
+
+static ssize_t reset_reason_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ u32 value;
+
+ value = tegra_pmc_readl(pmc, pmc->soc->regs->rst_status);
+ value &= pmc->soc->regs->rst_source_mask;
+ value >>= pmc->soc->regs->rst_source_shift;
+
+ if (WARN_ON(value >= pmc->soc->num_reset_sources))
+ return sprintf(buf, "%s\n", "UNKNOWN");
+
+ return sprintf(buf, "%s\n", pmc->soc->reset_sources[value]);
+}
+
+static DEVICE_ATTR_RO(reset_reason);
+
+static ssize_t reset_level_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ u32 value;
+
+ value = tegra_pmc_readl(pmc, pmc->soc->regs->rst_status);
+ value &= pmc->soc->regs->rst_level_mask;
+ value >>= pmc->soc->regs->rst_level_shift;
+
+ if (WARN_ON(value >= pmc->soc->num_reset_levels))
+ return sprintf(buf, "%s\n", "UNKNOWN");
+
+ return sprintf(buf, "%s\n", pmc->soc->reset_levels[value]);
+}
+
+static DEVICE_ATTR_RO(reset_level);
+
+static void tegra_pmc_reset_sysfs_init(struct tegra_pmc *pmc)
+{
+ struct device *dev = pmc->dev;
+ int err = 0;
+
+ if (pmc->soc->reset_sources) {
+ err = device_create_file(dev, &dev_attr_reset_reason);
+ if (err < 0)
+ dev_warn(dev,
+ "failed to create attr \"reset_reason\": %d\n",
+ err);
+ }
+
+ if (pmc->soc->reset_levels) {
+ err = device_create_file(dev, &dev_attr_reset_level);
+ if (err < 0)
+ dev_warn(dev,
+ "failed to create attr \"reset_level\": %d\n",
+ err);
+ }
+}
+
+static int tegra_pmc_irq_translate(struct irq_domain *domain,
+ struct irq_fwspec *fwspec,
+ unsigned long *hwirq,
+ unsigned int *type)
+{
+ if (WARN_ON(fwspec->param_count < 2))
+ return -EINVAL;
+
+ *hwirq = fwspec->param[0];
+ *type = fwspec->param[1];
+
+ return 0;
+}
+
+static int tegra_pmc_irq_alloc(struct irq_domain *domain, unsigned int virq,
+ unsigned int num_irqs, void *data)
+{
+ struct tegra_pmc *pmc = domain->host_data;
+ const struct tegra_pmc_soc *soc = pmc->soc;
+ struct irq_fwspec *fwspec = data;
+ unsigned int i;
+ int err = 0;
+
+ if (WARN_ON(num_irqs > 1))
+ return -EINVAL;
+
+ for (i = 0; i < soc->num_wake_events; i++) {
+ const struct tegra_wake_event *event = &soc->wake_events[i];
+
+ /* IRQ and simple wake events */
+ if (fwspec->param_count == 2) {
+ struct irq_fwspec spec;
+
+ if (event->id != fwspec->param[0])
+ continue;
+
+ err = irq_domain_set_hwirq_and_chip(domain, virq,
+ event->id,
+ &pmc->irq, pmc);
+ if (err < 0)
+ break;
+
+ /* simple hierarchies stop at the PMC level */
+ if (event->irq == 0) {
+ err = irq_domain_disconnect_hierarchy(domain->parent, virq);
+ break;
+ }
+
+ spec.fwnode = &pmc->dev->of_node->fwnode;
+ spec.param_count = 3;
+ spec.param[0] = GIC_SPI;
+ spec.param[1] = event->irq;
+ spec.param[2] = fwspec->param[1];
+
+ err = irq_domain_alloc_irqs_parent(domain, virq,
+ num_irqs, &spec);
+
+ break;
+ }
+
+ /* GPIO wake events */
+ if (fwspec->param_count == 3) {
+ if (event->gpio.instance != fwspec->param[0] ||
+ event->gpio.pin != fwspec->param[1])
+ continue;
+
+ err = irq_domain_set_hwirq_and_chip(domain, virq,
+ event->id,
+ &pmc->irq, pmc);
+
+ /* GPIO hierarchies stop at the PMC level */
+ if (!err && domain->parent)
+ err = irq_domain_disconnect_hierarchy(domain->parent,
+ virq);
+ break;
+ }
+ }
+
+ /* If there is no wake-up event, there is no PMC mapping */
+ if (i == soc->num_wake_events)
+ err = irq_domain_disconnect_hierarchy(domain, virq);
+
+ return err;
+}
+
+static const struct irq_domain_ops tegra_pmc_irq_domain_ops = {
+ .translate = tegra_pmc_irq_translate,
+ .alloc = tegra_pmc_irq_alloc,
+};
+
+static int tegra210_pmc_irq_set_wake(struct irq_data *data, unsigned int on)
+{
+ struct tegra_pmc *pmc = irq_data_get_irq_chip_data(data);
+ unsigned int offset, bit;
+ u32 value;
+
+ offset = data->hwirq / 32;
+ bit = data->hwirq % 32;
+
+ /* clear wake status */
+ tegra_pmc_writel(pmc, 0, PMC_SW_WAKE_STATUS);
+ tegra_pmc_writel(pmc, 0, PMC_SW_WAKE2_STATUS);
+
+ tegra_pmc_writel(pmc, 0, PMC_WAKE_STATUS);
+ tegra_pmc_writel(pmc, 0, PMC_WAKE2_STATUS);
+
+ /* enable PMC wake */
+ if (data->hwirq >= 32)
+ offset = PMC_WAKE2_MASK;
+ else
+ offset = PMC_WAKE_MASK;
+
+ value = tegra_pmc_readl(pmc, offset);
+
+ if (on)
+ value |= BIT(bit);
+ else
+ value &= ~BIT(bit);
+
+ tegra_pmc_writel(pmc, value, offset);
+
+ return 0;
+}
+
+static int tegra210_pmc_irq_set_type(struct irq_data *data, unsigned int type)
+{
+ struct tegra_pmc *pmc = irq_data_get_irq_chip_data(data);
+ unsigned int offset, bit;
+ u32 value;
+
+ offset = data->hwirq / 32;
+ bit = data->hwirq % 32;
+
+ if (data->hwirq >= 32)
+ offset = PMC_WAKE2_LEVEL;
+ else
+ offset = PMC_WAKE_LEVEL;
+
+ value = tegra_pmc_readl(pmc, offset);
+
+ switch (type) {
+ case IRQ_TYPE_EDGE_RISING:
+ case IRQ_TYPE_LEVEL_HIGH:
+ value |= BIT(bit);
+ break;
+
+ case IRQ_TYPE_EDGE_FALLING:
+ case IRQ_TYPE_LEVEL_LOW:
+ value &= ~BIT(bit);
+ break;
+
+ case IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING:
+ value ^= BIT(bit);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ tegra_pmc_writel(pmc, value, offset);
+
+ return 0;
+}
+
+static void tegra186_pmc_set_wake_filters(struct tegra_pmc *pmc)
+{
+ u32 value;
+
+ /* SW Wake (wake83) needs SR_CAPTURE filter to be enabled */
+ value = readl(pmc->wake + WAKE_AOWAKE_CNTRL(SW_WAKE_ID));
+ value |= WAKE_AOWAKE_CNTRL_SR_CAPTURE_EN;
+ writel(value, pmc->wake + WAKE_AOWAKE_CNTRL(SW_WAKE_ID));
+ dev_dbg(pmc->dev, "WAKE_AOWAKE_CNTRL_83 = 0x%x\n", value);
+}
+
+static int tegra186_pmc_irq_set_wake(struct irq_data *data, unsigned int on)
+{
+ struct tegra_pmc *pmc = irq_data_get_irq_chip_data(data);
+ unsigned int offset, bit;
+ u32 value;
+
+ offset = data->hwirq / 32;
+ bit = data->hwirq % 32;
+
+ /* clear wake status */
+ writel(0x1, pmc->wake + WAKE_AOWAKE_STATUS_W(data->hwirq));
+
+ /* route wake to tier 2 */
+ value = readl(pmc->wake + WAKE_AOWAKE_TIER2_ROUTING(offset));
+
+ if (!on)
+ value &= ~(1 << bit);
+ else
+ value |= 1 << bit;
+
+ writel(value, pmc->wake + WAKE_AOWAKE_TIER2_ROUTING(offset));
+
+ /* enable wakeup event */
+ writel(!!on, pmc->wake + WAKE_AOWAKE_MASK_W(data->hwirq));
+
+ return 0;
+}
+
+static int tegra186_pmc_irq_set_type(struct irq_data *data, unsigned int type)
+{
+ struct tegra_pmc *pmc = irq_data_get_irq_chip_data(data);
+ u32 value;
+
+ value = readl(pmc->wake + WAKE_AOWAKE_CNTRL(data->hwirq));
+
+ switch (type) {
+ case IRQ_TYPE_EDGE_RISING:
+ case IRQ_TYPE_LEVEL_HIGH:
+ value |= WAKE_AOWAKE_CNTRL_LEVEL;
+ set_bit(data->hwirq, pmc->wake_type_level_map);
+ clear_bit(data->hwirq, pmc->wake_type_dual_edge_map);
+ break;
+
+ case IRQ_TYPE_EDGE_FALLING:
+ case IRQ_TYPE_LEVEL_LOW:
+ value &= ~WAKE_AOWAKE_CNTRL_LEVEL;
+ clear_bit(data->hwirq, pmc->wake_type_level_map);
+ clear_bit(data->hwirq, pmc->wake_type_dual_edge_map);
+ break;
+
+ case IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING:
+ value ^= WAKE_AOWAKE_CNTRL_LEVEL;
+ clear_bit(data->hwirq, pmc->wake_type_level_map);
+ set_bit(data->hwirq, pmc->wake_type_dual_edge_map);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ writel(value, pmc->wake + WAKE_AOWAKE_CNTRL(data->hwirq));
+
+ return 0;
+}
+
+static void tegra_irq_mask_parent(struct irq_data *data)
+{
+ if (data->parent_data)
+ irq_chip_mask_parent(data);
+}
+
+static void tegra_irq_unmask_parent(struct irq_data *data)
+{
+ if (data->parent_data)
+ irq_chip_unmask_parent(data);
+}
+
+static void tegra_irq_eoi_parent(struct irq_data *data)
+{
+ if (data->parent_data)
+ irq_chip_eoi_parent(data);
+}
+
+static int tegra_irq_set_affinity_parent(struct irq_data *data,
+ const struct cpumask *dest,
+ bool force)
+{
+ if (data->parent_data)
+ return irq_chip_set_affinity_parent(data, dest, force);
+
+ return -EINVAL;
+}
+
+static int tegra_pmc_irq_init(struct tegra_pmc *pmc)
+{
+ struct irq_domain *parent = NULL;
+ struct device_node *np;
+
+ np = of_irq_find_parent(pmc->dev->of_node);
+ if (np) {
+ parent = irq_find_host(np);
+ of_node_put(np);
+ }
+
+ if (!parent)
+ return 0;
+
+ pmc->irq.name = dev_name(pmc->dev);
+ pmc->irq.irq_mask = tegra_irq_mask_parent;
+ pmc->irq.irq_unmask = tegra_irq_unmask_parent;
+ pmc->irq.irq_eoi = tegra_irq_eoi_parent;
+ pmc->irq.irq_set_affinity = tegra_irq_set_affinity_parent;
+ pmc->irq.irq_set_type = pmc->soc->irq_set_type;
+ pmc->irq.irq_set_wake = pmc->soc->irq_set_wake;
+
+ pmc->domain = irq_domain_add_hierarchy(parent, 0, 96, pmc->dev->of_node,
+ &tegra_pmc_irq_domain_ops, pmc);
+ if (!pmc->domain) {
+ dev_err(pmc->dev, "failed to allocate domain\n");
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+static int tegra_pmc_clk_notify_cb(struct notifier_block *nb,
+ unsigned long action, void *ptr)
+{
+ struct tegra_pmc *pmc = container_of(nb, struct tegra_pmc, clk_nb);
+ struct clk_notifier_data *data = ptr;
+
+ switch (action) {
+ case PRE_RATE_CHANGE:
+ mutex_lock(&pmc->powergates_lock);
+ break;
+
+ case POST_RATE_CHANGE:
+ pmc->rate = data->new_rate;
+ fallthrough;
+
+ case ABORT_RATE_CHANGE:
+ mutex_unlock(&pmc->powergates_lock);
+ break;
+
+ default:
+ WARN_ON_ONCE(1);
+ return notifier_from_errno(-EINVAL);
+ }
+
+ return NOTIFY_OK;
+}
+
+static void pmc_clk_fence_udelay(u32 offset)
+{
+ tegra_pmc_readl(pmc, offset);
+ /* pmc clk propagation delay 2 us */
+ udelay(2);
+}
+
+static u8 pmc_clk_mux_get_parent(struct clk_hw *hw)
+{
+ struct pmc_clk *clk = to_pmc_clk(hw);
+ u32 val;
+
+ val = tegra_pmc_readl(pmc, clk->offs) >> clk->mux_shift;
+ val &= PMC_CLK_OUT_MUX_MASK;
+
+ return val;
+}
+
+static int pmc_clk_mux_set_parent(struct clk_hw *hw, u8 index)
+{
+ struct pmc_clk *clk = to_pmc_clk(hw);
+ u32 val;
+
+ val = tegra_pmc_readl(pmc, clk->offs);
+ val &= ~(PMC_CLK_OUT_MUX_MASK << clk->mux_shift);
+ val |= index << clk->mux_shift;
+ tegra_pmc_writel(pmc, val, clk->offs);
+ pmc_clk_fence_udelay(clk->offs);
+
+ return 0;
+}
+
+static int pmc_clk_is_enabled(struct clk_hw *hw)
+{
+ struct pmc_clk *clk = to_pmc_clk(hw);
+ u32 val;
+
+ val = tegra_pmc_readl(pmc, clk->offs) & BIT(clk->force_en_shift);
+
+ return val ? 1 : 0;
+}
+
+static void pmc_clk_set_state(unsigned long offs, u32 shift, int state)
+{
+ u32 val;
+
+ val = tegra_pmc_readl(pmc, offs);
+ val = state ? (val | BIT(shift)) : (val & ~BIT(shift));
+ tegra_pmc_writel(pmc, val, offs);
+ pmc_clk_fence_udelay(offs);
+}
+
+static int pmc_clk_enable(struct clk_hw *hw)
+{
+ struct pmc_clk *clk = to_pmc_clk(hw);
+
+ pmc_clk_set_state(clk->offs, clk->force_en_shift, 1);
+
+ return 0;
+}
+
+static void pmc_clk_disable(struct clk_hw *hw)
+{
+ struct pmc_clk *clk = to_pmc_clk(hw);
+
+ pmc_clk_set_state(clk->offs, clk->force_en_shift, 0);
+}
+
+static const struct clk_ops pmc_clk_ops = {
+ .get_parent = pmc_clk_mux_get_parent,
+ .set_parent = pmc_clk_mux_set_parent,
+ .determine_rate = __clk_mux_determine_rate,
+ .is_enabled = pmc_clk_is_enabled,
+ .enable = pmc_clk_enable,
+ .disable = pmc_clk_disable,
+};
+
+static struct clk *
+tegra_pmc_clk_out_register(struct tegra_pmc *pmc,
+ const struct pmc_clk_init_data *data,
+ unsigned long offset)
+{
+ struct clk_init_data init;
+ struct pmc_clk *pmc_clk;
+
+ pmc_clk = devm_kzalloc(pmc->dev, sizeof(*pmc_clk), GFP_KERNEL);
+ if (!pmc_clk)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = data->name;
+ init.ops = &pmc_clk_ops;
+ init.parent_names = data->parents;
+ init.num_parents = data->num_parents;
+ init.flags = CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT |
+ CLK_SET_PARENT_GATE;
+
+ pmc_clk->hw.init = &init;
+ pmc_clk->offs = offset;
+ pmc_clk->mux_shift = data->mux_shift;
+ pmc_clk->force_en_shift = data->force_en_shift;
+
+ return clk_register(NULL, &pmc_clk->hw);
+}
+
+static int pmc_clk_gate_is_enabled(struct clk_hw *hw)
+{
+ struct pmc_clk_gate *gate = to_pmc_clk_gate(hw);
+
+ return tegra_pmc_readl(pmc, gate->offs) & BIT(gate->shift) ? 1 : 0;
+}
+
+static int pmc_clk_gate_enable(struct clk_hw *hw)
+{
+ struct pmc_clk_gate *gate = to_pmc_clk_gate(hw);
+
+ pmc_clk_set_state(gate->offs, gate->shift, 1);
+
+ return 0;
+}
+
+static void pmc_clk_gate_disable(struct clk_hw *hw)
+{
+ struct pmc_clk_gate *gate = to_pmc_clk_gate(hw);
+
+ pmc_clk_set_state(gate->offs, gate->shift, 0);
+}
+
+static const struct clk_ops pmc_clk_gate_ops = {
+ .is_enabled = pmc_clk_gate_is_enabled,
+ .enable = pmc_clk_gate_enable,
+ .disable = pmc_clk_gate_disable,
+};
+
+static struct clk *
+tegra_pmc_clk_gate_register(struct tegra_pmc *pmc, const char *name,
+ const char *parent_name, unsigned long offset,
+ u32 shift)
+{
+ struct clk_init_data init;
+ struct pmc_clk_gate *gate;
+
+ gate = devm_kzalloc(pmc->dev, sizeof(*gate), GFP_KERNEL);
+ if (!gate)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &pmc_clk_gate_ops;
+ init.parent_names = &parent_name;
+ init.num_parents = 1;
+ init.flags = 0;
+
+ gate->hw.init = &init;
+ gate->offs = offset;
+ gate->shift = shift;
+
+ return clk_register(NULL, &gate->hw);
+}
+
+static void tegra_pmc_clock_register(struct tegra_pmc *pmc,
+ struct device_node *np)
+{
+ struct clk *clk;
+ struct clk_onecell_data *clk_data;
+ unsigned int num_clks;
+ int i, err;
+
+ num_clks = pmc->soc->num_pmc_clks;
+ if (pmc->soc->has_blink_output)
+ num_clks += 1;
+
+ if (!num_clks)
+ return;
+
+ clk_data = devm_kmalloc(pmc->dev, sizeof(*clk_data), GFP_KERNEL);
+ if (!clk_data)
+ return;
+
+ clk_data->clks = devm_kcalloc(pmc->dev, TEGRA_PMC_CLK_MAX,
+ sizeof(*clk_data->clks), GFP_KERNEL);
+ if (!clk_data->clks)
+ return;
+
+ clk_data->clk_num = TEGRA_PMC_CLK_MAX;
+
+ for (i = 0; i < TEGRA_PMC_CLK_MAX; i++)
+ clk_data->clks[i] = ERR_PTR(-ENOENT);
+
+ for (i = 0; i < pmc->soc->num_pmc_clks; i++) {
+ const struct pmc_clk_init_data *data;
+
+ data = pmc->soc->pmc_clks_data + i;
+
+ clk = tegra_pmc_clk_out_register(pmc, data, PMC_CLK_OUT_CNTRL);
+ if (IS_ERR(clk)) {
+ dev_warn(pmc->dev, "unable to register clock %s: %d\n",
+ data->name, PTR_ERR_OR_ZERO(clk));
+ return;
+ }
+
+ err = clk_register_clkdev(clk, data->name, NULL);
+ if (err) {
+ dev_warn(pmc->dev,
+ "unable to register %s clock lookup: %d\n",
+ data->name, err);
+ return;
+ }
+
+ clk_data->clks[data->clk_id] = clk;
+ }
+
+ if (pmc->soc->has_blink_output) {
+ tegra_pmc_writel(pmc, 0x0, PMC_BLINK_TIMER);
+ clk = tegra_pmc_clk_gate_register(pmc,
+ "pmc_blink_override",
+ "clk_32k",
+ PMC_DPD_PADS_ORIDE,
+ PMC_DPD_PADS_ORIDE_BLINK);
+ if (IS_ERR(clk)) {
+ dev_warn(pmc->dev,
+ "unable to register pmc_blink_override: %d\n",
+ PTR_ERR_OR_ZERO(clk));
+ return;
+ }
+
+ clk = tegra_pmc_clk_gate_register(pmc, "pmc_blink",
+ "pmc_blink_override",
+ PMC_CNTRL,
+ PMC_CNTRL_BLINK_EN);
+ if (IS_ERR(clk)) {
+ dev_warn(pmc->dev,
+ "unable to register pmc_blink: %d\n",
+ PTR_ERR_OR_ZERO(clk));
+ return;
+ }
+
+ err = clk_register_clkdev(clk, "pmc_blink", NULL);
+ if (err) {
+ dev_warn(pmc->dev,
+ "unable to register pmc_blink lookup: %d\n",
+ err);
+ return;
+ }
+
+ clk_data->clks[TEGRA_PMC_CLK_BLINK] = clk;
+ }
+
+ err = of_clk_add_provider(np, of_clk_src_onecell_get, clk_data);
+ if (err)
+ dev_warn(pmc->dev, "failed to add pmc clock provider: %d\n",
+ err);
+}
+
+static const struct regmap_range pmc_usb_sleepwalk_ranges[] = {
+ regmap_reg_range(PMC_USB_DEBOUNCE_DEL, PMC_USB_AO),
+ regmap_reg_range(PMC_UTMIP_UHSIC_TRIGGERS, PMC_UTMIP_UHSIC_SAVED_STATE),
+ regmap_reg_range(PMC_UTMIP_TERM_PAD_CFG, PMC_UTMIP_UHSIC_FAKE),
+ regmap_reg_range(PMC_UTMIP_UHSIC_LINE_WAKEUP, PMC_UTMIP_UHSIC_LINE_WAKEUP),
+ regmap_reg_range(PMC_UTMIP_BIAS_MASTER_CNTRL, PMC_UTMIP_MASTER_CONFIG),
+ regmap_reg_range(PMC_UTMIP_UHSIC2_TRIGGERS, PMC_UTMIP_MASTER2_CONFIG),
+ regmap_reg_range(PMC_UTMIP_PAD_CFG0, PMC_UTMIP_UHSIC_SLEEP_CFG1),
+ regmap_reg_range(PMC_UTMIP_SLEEPWALK_P3, PMC_UTMIP_SLEEPWALK_P3),
+};
+
+static const struct regmap_access_table pmc_usb_sleepwalk_table = {
+ .yes_ranges = pmc_usb_sleepwalk_ranges,
+ .n_yes_ranges = ARRAY_SIZE(pmc_usb_sleepwalk_ranges),
+};
+
+static int tegra_pmc_regmap_readl(void *context, unsigned int offset, unsigned int *value)
+{
+ struct tegra_pmc *pmc = context;
+
+ *value = tegra_pmc_readl(pmc, offset);
+ return 0;
+}
+
+static int tegra_pmc_regmap_writel(void *context, unsigned int offset, unsigned int value)
+{
+ struct tegra_pmc *pmc = context;
+
+ tegra_pmc_writel(pmc, value, offset);
+ return 0;
+}
+
+static const struct regmap_config usb_sleepwalk_regmap_config = {
+ .name = "usb_sleepwalk",
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_stride = 4,
+ .fast_io = true,
+ .rd_table = &pmc_usb_sleepwalk_table,
+ .wr_table = &pmc_usb_sleepwalk_table,
+ .reg_read = tegra_pmc_regmap_readl,
+ .reg_write = tegra_pmc_regmap_writel,
+};
+
+static int tegra_pmc_regmap_init(struct tegra_pmc *pmc)
+{
+ struct regmap *regmap;
+ int err;
+
+ if (pmc->soc->has_usb_sleepwalk) {
+ regmap = devm_regmap_init(pmc->dev, NULL, pmc, &usb_sleepwalk_regmap_config);
+ if (IS_ERR(regmap)) {
+ err = PTR_ERR(regmap);
+ dev_err(pmc->dev, "failed to allocate register map (%d)\n", err);
+ return err;
+ }
+ }
+
+ return 0;
+}
+
+static void tegra_pmc_reset_suspend_mode(void *data)
+{
+ pmc->suspend_mode = TEGRA_SUSPEND_NOT_READY;
+}
+
+static int tegra_pmc_probe(struct platform_device *pdev)
+{
+ void __iomem *base;
+ struct resource *res;
+ int err;
+
+ /*
+ * Early initialisation should have configured an initial
+ * register mapping and setup the soc data pointer. If these
+ * are not valid then something went badly wrong!
+ */
+ if (WARN_ON(!pmc->base || !pmc->soc))
+ return -ENODEV;
+
+ err = tegra_pmc_parse_dt(pmc, pdev->dev.of_node);
+ if (err < 0)
+ return err;
+
+ err = devm_add_action_or_reset(&pdev->dev, tegra_pmc_reset_suspend_mode,
+ NULL);
+ if (err)
+ return err;
+
+ /* take over the memory region from the early initialization */
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "wake");
+ if (res) {
+ pmc->wake = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(pmc->wake))
+ return PTR_ERR(pmc->wake);
+ } else {
+ pmc->wake = base;
+ }
+
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "aotag");
+ if (res) {
+ pmc->aotag = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(pmc->aotag))
+ return PTR_ERR(pmc->aotag);
+ } else {
+ pmc->aotag = base;
+ }
+
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "scratch");
+ if (res) {
+ pmc->scratch = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(pmc->scratch))
+ return PTR_ERR(pmc->scratch);
+ } else {
+ pmc->scratch = base;
+ }
+
+ pmc->clk = devm_clk_get_optional(&pdev->dev, "pclk");
+ if (IS_ERR(pmc->clk))
+ return dev_err_probe(&pdev->dev, PTR_ERR(pmc->clk),
+ "failed to get pclk\n");
+
+ /*
+ * PMC should be last resort for restarting since it soft-resets
+ * CPU without resetting everything else.
+ */
+ err = devm_register_reboot_notifier(&pdev->dev,
+ &tegra_pmc_reboot_notifier);
+ if (err) {
+ dev_err(&pdev->dev, "unable to register reboot notifier, %d\n",
+ err);
+ return err;
+ }
+
+ err = devm_register_sys_off_handler(&pdev->dev,
+ SYS_OFF_MODE_RESTART,
+ SYS_OFF_PRIO_LOW,
+ tegra_pmc_restart_handler, NULL);
+ if (err) {
+ dev_err(&pdev->dev, "failed to register sys-off handler: %d\n",
+ err);
+ return err;
+ }
+
+ /*
+ * PMC should be primary power-off method if it soft-resets CPU,
+ * asking bootloader to shutdown hardware.
+ */
+ err = devm_register_sys_off_handler(&pdev->dev,
+ SYS_OFF_MODE_POWER_OFF,
+ SYS_OFF_PRIO_FIRMWARE,
+ tegra_pmc_power_off_handler, NULL);
+ if (err) {
+ dev_err(&pdev->dev, "failed to register sys-off handler: %d\n",
+ err);
+ return err;
+ }
+
+ /*
+ * PCLK clock rate can't be retrieved using CLK API because it
+ * causes lockup if CPU enters LP2 idle state from some other
+ * CLK notifier, hence we're caching the rate's value locally.
+ */
+ if (pmc->clk) {
+ pmc->clk_nb.notifier_call = tegra_pmc_clk_notify_cb;
+ err = devm_clk_notifier_register(&pdev->dev, pmc->clk,
+ &pmc->clk_nb);
+ if (err) {
+ dev_err(&pdev->dev,
+ "failed to register clk notifier\n");
+ return err;
+ }
+
+ pmc->rate = clk_get_rate(pmc->clk);
+ }
+
+ pmc->dev = &pdev->dev;
+
+ err = tegra_pmc_init(pmc);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to initialize PMC: %d\n", err);
+ return err;
+ }
+
+ tegra_pmc_init_tsense_reset(pmc);
+
+ tegra_pmc_reset_sysfs_init(pmc);
+
+ err = tegra_pmc_pinctrl_init(pmc);
+ if (err)
+ goto cleanup_sysfs;
+
+ err = tegra_pmc_regmap_init(pmc);
+ if (err < 0)
+ goto cleanup_sysfs;
+
+ err = tegra_powergate_init(pmc, pdev->dev.of_node);
+ if (err < 0)
+ goto cleanup_powergates;
+
+ err = tegra_pmc_irq_init(pmc);
+ if (err < 0)
+ goto cleanup_powergates;
+
+ mutex_lock(&pmc->powergates_lock);
+ iounmap(pmc->base);
+ pmc->base = base;
+ mutex_unlock(&pmc->powergates_lock);
+
+ tegra_pmc_clock_register(pmc, pdev->dev.of_node);
+ platform_set_drvdata(pdev, pmc);
+ tegra_pm_init_suspend();
+
+ /* Some wakes require specific filter configuration */
+ if (pmc->soc->set_wake_filters)
+ pmc->soc->set_wake_filters(pmc);
+
+ debugfs_create_file("powergate", 0444, NULL, NULL, &powergate_fops);
+
+ return 0;
+
+cleanup_powergates:
+ tegra_powergate_remove_all(pdev->dev.of_node);
+cleanup_sysfs:
+ device_remove_file(&pdev->dev, &dev_attr_reset_reason);
+ device_remove_file(&pdev->dev, &dev_attr_reset_level);
+
+ return err;
+}
+
+/*
+ * Ensures that sufficient time is passed for a register write to
+ * serialize into the 32KHz domain.
+ */
+static void wke_32kwritel(struct tegra_pmc *pmc, u32 value, unsigned int offset)
+{
+ writel(value, pmc->wake + offset);
+ udelay(130);
+}
+
+static void wke_write_wake_level(struct tegra_pmc *pmc, int wake, int level)
+{
+ unsigned int offset = WAKE_AOWAKE_CNTRL(wake);
+ u32 value;
+
+ value = readl(pmc->wake + offset);
+ if (level)
+ value |= WAKE_AOWAKE_CNTRL_LEVEL;
+ else
+ value &= ~WAKE_AOWAKE_CNTRL_LEVEL;
+
+ writel(value, pmc->wake + offset);
+}
+
+static void wke_write_wake_levels(struct tegra_pmc *pmc)
+{
+ unsigned int i;
+
+ for (i = 0; i < pmc->soc->max_wake_events; i++)
+ wke_write_wake_level(pmc, i, test_bit(i, pmc->wake_cntrl_level_map));
+}
+
+static void wke_clear_sw_wake_status(struct tegra_pmc *pmc)
+{
+ wke_32kwritel(pmc, 1, WAKE_AOWAKE_SW_STATUS_W_0);
+}
+
+static void wke_read_sw_wake_status(struct tegra_pmc *pmc)
+{
+ unsigned long status;
+ unsigned int wake, i;
+
+ for (i = 0; i < pmc->soc->max_wake_events; i++)
+ wke_write_wake_level(pmc, i, 0);
+
+ wke_clear_sw_wake_status(pmc);
+
+ wke_32kwritel(pmc, 1, WAKE_LATCH_SW);
+
+ /*
+ * WAKE_AOWAKE_SW_STATUS is edge triggered, so in order to
+ * obtain the current status of the input wake signals, change
+ * the polarity of the wake level from 0->1 while latching to force
+ * a positive edge if the sampled signal is '1'.
+ */
+ for (i = 0; i < pmc->soc->max_wake_events; i++)
+ wke_write_wake_level(pmc, i, 1);
+
+ /*
+ * Wait for the update to be synced into the 32kHz domain,
+ * and let enough time lapse, so that the wake signals have time to
+ * be sampled.
+ */
+ udelay(300);
+
+ wke_32kwritel(pmc, 0, WAKE_LATCH_SW);
+
+ bitmap_zero(pmc->wake_sw_status_map, pmc->soc->max_wake_events);
+
+ for (i = 0; i < pmc->soc->max_wake_vectors; i++) {
+ status = readl(pmc->wake + WAKE_AOWAKE_SW_STATUS(i));
+
+ for_each_set_bit(wake, &status, 32)
+ set_bit(wake + (i * 32), pmc->wake_sw_status_map);
+ }
+}
+
+static void wke_clear_wake_status(struct tegra_pmc *pmc)
+{
+ unsigned long status;
+ unsigned int i, wake;
+ u32 mask;
+
+ for (i = 0; i < pmc->soc->max_wake_vectors; i++) {
+ mask = readl(pmc->wake + WAKE_AOWAKE_TIER2_ROUTING(i));
+ status = readl(pmc->wake + WAKE_AOWAKE_STATUS_R(i)) & mask;
+
+ for_each_set_bit(wake, &status, 32)
+ wke_32kwritel(pmc, 0x1, WAKE_AOWAKE_STATUS_W((i * 32) + wake));
+ }
+}
+
+/* translate sc7 wake sources back into IRQs to catch edge triggered wakeups */
+static void tegra186_pmc_process_wake_events(struct tegra_pmc *pmc, unsigned int index,
+ unsigned long status)
+{
+ unsigned int wake;
+
+ dev_dbg(pmc->dev, "Wake[%d:%d] status=%#lx\n", (index * 32) + 31, index * 32, status);
+
+ for_each_set_bit(wake, &status, 32) {
+ irq_hw_number_t hwirq = wake + 32 * index;
+ struct irq_desc *desc;
+ unsigned int irq;
+
+ irq = irq_find_mapping(pmc->domain, hwirq);
+
+ desc = irq_to_desc(irq);
+ if (!desc || !desc->action || !desc->action->name) {
+ dev_dbg(pmc->dev, "Resume caused by WAKE%ld, IRQ %d\n", hwirq, irq);
+ continue;
+ }
+
+ dev_dbg(pmc->dev, "Resume caused by WAKE%ld, %s\n", hwirq, desc->action->name);
+ generic_handle_irq(irq);
+ }
+}
+
+static void tegra186_pmc_wake_syscore_resume(void)
+{
+ u32 status, mask;
+ unsigned int i;
+
+ for (i = 0; i < pmc->soc->max_wake_vectors; i++) {
+ mask = readl(pmc->wake + WAKE_AOWAKE_TIER2_ROUTING(i));
+ status = readl(pmc->wake + WAKE_AOWAKE_STATUS_R(i)) & mask;
+
+ tegra186_pmc_process_wake_events(pmc, i, status);
+ }
+}
+
+static int tegra186_pmc_wake_syscore_suspend(void)
+{
+ wke_read_sw_wake_status(pmc);
+
+ /* flip the wakeup trigger for dual-edge triggered pads
+ * which are currently asserting as wakeups
+ */
+ bitmap_andnot(pmc->wake_cntrl_level_map, pmc->wake_type_dual_edge_map,
+ pmc->wake_sw_status_map, pmc->soc->max_wake_events);
+ bitmap_or(pmc->wake_cntrl_level_map, pmc->wake_cntrl_level_map,
+ pmc->wake_type_level_map, pmc->soc->max_wake_events);
+
+ /* Clear PMC Wake Status registers while going to suspend */
+ wke_clear_wake_status(pmc);
+ wke_write_wake_levels(pmc);
+
+ return 0;
+}
+
+#if defined(CONFIG_PM_SLEEP) && defined(CONFIG_ARM)
+static int tegra_pmc_suspend(struct device *dev)
+{
+ struct tegra_pmc *pmc = dev_get_drvdata(dev);
+
+ tegra_pmc_writel(pmc, virt_to_phys(tegra_resume), PMC_SCRATCH41);
+
+ return 0;
+}
+
+static int tegra_pmc_resume(struct device *dev)
+{
+ struct tegra_pmc *pmc = dev_get_drvdata(dev);
+
+ tegra_pmc_writel(pmc, 0x0, PMC_SCRATCH41);
+
+ return 0;
+}
+
+static SIMPLE_DEV_PM_OPS(tegra_pmc_pm_ops, tegra_pmc_suspend, tegra_pmc_resume);
+
+#endif
+
+static const char * const tegra20_powergates[] = {
+ [TEGRA_POWERGATE_CPU] = "cpu",
+ [TEGRA_POWERGATE_3D] = "td",
+ [TEGRA_POWERGATE_VENC] = "venc",
+ [TEGRA_POWERGATE_VDEC] = "vdec",
+ [TEGRA_POWERGATE_PCIE] = "pcie",
+ [TEGRA_POWERGATE_L2] = "l2",
+ [TEGRA_POWERGATE_MPE] = "mpe",
+};
+
+static const struct tegra_pmc_regs tegra20_pmc_regs = {
+ .scratch0 = 0x50,
+ .rst_status = 0x1b4,
+ .rst_source_shift = 0x0,
+ .rst_source_mask = 0x7,
+ .rst_level_shift = 0x0,
+ .rst_level_mask = 0x0,
+};
+
+static void tegra20_pmc_init(struct tegra_pmc *pmc)
+{
+ u32 value, osc, pmu, off;
+
+ /* Always enable CPU power request */
+ value = tegra_pmc_readl(pmc, PMC_CNTRL);
+ value |= PMC_CNTRL_CPU_PWRREQ_OE;
+ tegra_pmc_writel(pmc, value, PMC_CNTRL);
+
+ value = tegra_pmc_readl(pmc, PMC_CNTRL);
+
+ if (pmc->sysclkreq_high)
+ value &= ~PMC_CNTRL_SYSCLK_POLARITY;
+ else
+ value |= PMC_CNTRL_SYSCLK_POLARITY;
+
+ if (pmc->corereq_high)
+ value &= ~PMC_CNTRL_PWRREQ_POLARITY;
+ else
+ value |= PMC_CNTRL_PWRREQ_POLARITY;
+
+ /* configure the output polarity while the request is tristated */
+ tegra_pmc_writel(pmc, value, PMC_CNTRL);
+
+ /* now enable the request */
+ value = tegra_pmc_readl(pmc, PMC_CNTRL);
+ value |= PMC_CNTRL_SYSCLK_OE;
+ tegra_pmc_writel(pmc, value, PMC_CNTRL);
+
+ /* program core timings which are applicable only for suspend state */
+ if (pmc->suspend_mode != TEGRA_SUSPEND_NONE) {
+ osc = DIV_ROUND_UP(pmc->core_osc_time * 8192, 1000000);
+ pmu = DIV_ROUND_UP(pmc->core_pmu_time * 32768, 1000000);
+ off = DIV_ROUND_UP(pmc->core_off_time * 32768, 1000000);
+ tegra_pmc_writel(pmc, ((osc << 8) & 0xff00) | (pmu & 0xff),
+ PMC_COREPWRGOOD_TIMER);
+ tegra_pmc_writel(pmc, off, PMC_COREPWROFF_TIMER);
+ }
+}
+
+static void tegra20_pmc_setup_irq_polarity(struct tegra_pmc *pmc,
+ struct device_node *np,
+ bool invert)
+{
+ u32 value;
+
+ value = tegra_pmc_readl(pmc, PMC_CNTRL);
+
+ if (invert)
+ value |= PMC_CNTRL_INTR_POLARITY;
+ else
+ value &= ~PMC_CNTRL_INTR_POLARITY;
+
+ tegra_pmc_writel(pmc, value, PMC_CNTRL);
+}
+
+static const struct tegra_pmc_soc tegra20_pmc_soc = {
+ .supports_core_domain = true,
+ .num_powergates = ARRAY_SIZE(tegra20_powergates),
+ .powergates = tegra20_powergates,
+ .num_cpu_powergates = 0,
+ .cpu_powergates = NULL,
+ .has_tsense_reset = false,
+ .has_gpu_clamps = false,
+ .needs_mbist_war = false,
+ .has_impl_33v_pwr = false,
+ .maybe_tz_only = false,
+ .num_io_pads = 0,
+ .io_pads = NULL,
+ .num_pin_descs = 0,
+ .pin_descs = NULL,
+ .regs = &tegra20_pmc_regs,
+ .init = tegra20_pmc_init,
+ .setup_irq_polarity = tegra20_pmc_setup_irq_polarity,
+ .powergate_set = tegra20_powergate_set,
+ .reset_sources = NULL,
+ .num_reset_sources = 0,
+ .reset_levels = NULL,
+ .num_reset_levels = 0,
+ .pmc_clks_data = NULL,
+ .num_pmc_clks = 0,
+ .has_blink_output = true,
+ .has_usb_sleepwalk = true,
+};
+
+static const char * const tegra30_powergates[] = {
+ [TEGRA_POWERGATE_CPU] = "cpu0",
+ [TEGRA_POWERGATE_3D] = "td",
+ [TEGRA_POWERGATE_VENC] = "venc",
+ [TEGRA_POWERGATE_VDEC] = "vdec",
+ [TEGRA_POWERGATE_PCIE] = "pcie",
+ [TEGRA_POWERGATE_L2] = "l2",
+ [TEGRA_POWERGATE_MPE] = "mpe",
+ [TEGRA_POWERGATE_HEG] = "heg",
+ [TEGRA_POWERGATE_SATA] = "sata",
+ [TEGRA_POWERGATE_CPU1] = "cpu1",
+ [TEGRA_POWERGATE_CPU2] = "cpu2",
+ [TEGRA_POWERGATE_CPU3] = "cpu3",
+ [TEGRA_POWERGATE_CELP] = "celp",
+ [TEGRA_POWERGATE_3D1] = "td2",
+};
+
+static const u8 tegra30_cpu_powergates[] = {
+ TEGRA_POWERGATE_CPU,
+ TEGRA_POWERGATE_CPU1,
+ TEGRA_POWERGATE_CPU2,
+ TEGRA_POWERGATE_CPU3,
+};
+
+static const char * const tegra30_reset_sources[] = {
+ "POWER_ON_RESET",
+ "WATCHDOG",
+ "SENSOR",
+ "SW_MAIN",
+ "LP0"
+};
+
+static const struct tegra_pmc_soc tegra30_pmc_soc = {
+ .supports_core_domain = true,
+ .num_powergates = ARRAY_SIZE(tegra30_powergates),
+ .powergates = tegra30_powergates,
+ .num_cpu_powergates = ARRAY_SIZE(tegra30_cpu_powergates),
+ .cpu_powergates = tegra30_cpu_powergates,
+ .has_tsense_reset = true,
+ .has_gpu_clamps = false,
+ .needs_mbist_war = false,
+ .has_impl_33v_pwr = false,
+ .maybe_tz_only = false,
+ .num_io_pads = 0,
+ .io_pads = NULL,
+ .num_pin_descs = 0,
+ .pin_descs = NULL,
+ .regs = &tegra20_pmc_regs,
+ .init = tegra20_pmc_init,
+ .setup_irq_polarity = tegra20_pmc_setup_irq_polarity,
+ .powergate_set = tegra20_powergate_set,
+ .reset_sources = tegra30_reset_sources,
+ .num_reset_sources = ARRAY_SIZE(tegra30_reset_sources),
+ .reset_levels = NULL,
+ .num_reset_levels = 0,
+ .pmc_clks_data = tegra_pmc_clks_data,
+ .num_pmc_clks = ARRAY_SIZE(tegra_pmc_clks_data),
+ .has_blink_output = true,
+ .has_usb_sleepwalk = true,
+};
+
+static const char * const tegra114_powergates[] = {
+ [TEGRA_POWERGATE_CPU] = "crail",
+ [TEGRA_POWERGATE_3D] = "td",
+ [TEGRA_POWERGATE_VENC] = "venc",
+ [TEGRA_POWERGATE_VDEC] = "vdec",
+ [TEGRA_POWERGATE_MPE] = "mpe",
+ [TEGRA_POWERGATE_HEG] = "heg",
+ [TEGRA_POWERGATE_CPU1] = "cpu1",
+ [TEGRA_POWERGATE_CPU2] = "cpu2",
+ [TEGRA_POWERGATE_CPU3] = "cpu3",
+ [TEGRA_POWERGATE_CELP] = "celp",
+ [TEGRA_POWERGATE_CPU0] = "cpu0",
+ [TEGRA_POWERGATE_C0NC] = "c0nc",
+ [TEGRA_POWERGATE_C1NC] = "c1nc",
+ [TEGRA_POWERGATE_DIS] = "dis",
+ [TEGRA_POWERGATE_DISB] = "disb",
+ [TEGRA_POWERGATE_XUSBA] = "xusba",
+ [TEGRA_POWERGATE_XUSBB] = "xusbb",
+ [TEGRA_POWERGATE_XUSBC] = "xusbc",
+};
+
+static const u8 tegra114_cpu_powergates[] = {
+ TEGRA_POWERGATE_CPU0,
+ TEGRA_POWERGATE_CPU1,
+ TEGRA_POWERGATE_CPU2,
+ TEGRA_POWERGATE_CPU3,
+};
+
+static const struct tegra_pmc_soc tegra114_pmc_soc = {
+ .supports_core_domain = false,
+ .num_powergates = ARRAY_SIZE(tegra114_powergates),
+ .powergates = tegra114_powergates,
+ .num_cpu_powergates = ARRAY_SIZE(tegra114_cpu_powergates),
+ .cpu_powergates = tegra114_cpu_powergates,
+ .has_tsense_reset = true,
+ .has_gpu_clamps = false,
+ .needs_mbist_war = false,
+ .has_impl_33v_pwr = false,
+ .maybe_tz_only = false,
+ .num_io_pads = 0,
+ .io_pads = NULL,
+ .num_pin_descs = 0,
+ .pin_descs = NULL,
+ .regs = &tegra20_pmc_regs,
+ .init = tegra20_pmc_init,
+ .setup_irq_polarity = tegra20_pmc_setup_irq_polarity,
+ .powergate_set = tegra114_powergate_set,
+ .reset_sources = tegra30_reset_sources,
+ .num_reset_sources = ARRAY_SIZE(tegra30_reset_sources),
+ .reset_levels = NULL,
+ .num_reset_levels = 0,
+ .pmc_clks_data = tegra_pmc_clks_data,
+ .num_pmc_clks = ARRAY_SIZE(tegra_pmc_clks_data),
+ .has_blink_output = true,
+ .has_usb_sleepwalk = true,
+};
+
+static const char * const tegra124_powergates[] = {
+ [TEGRA_POWERGATE_CPU] = "crail",
+ [TEGRA_POWERGATE_3D] = "3d",
+ [TEGRA_POWERGATE_VENC] = "venc",
+ [TEGRA_POWERGATE_PCIE] = "pcie",
+ [TEGRA_POWERGATE_VDEC] = "vdec",
+ [TEGRA_POWERGATE_MPE] = "mpe",
+ [TEGRA_POWERGATE_HEG] = "heg",
+ [TEGRA_POWERGATE_SATA] = "sata",
+ [TEGRA_POWERGATE_CPU1] = "cpu1",
+ [TEGRA_POWERGATE_CPU2] = "cpu2",
+ [TEGRA_POWERGATE_CPU3] = "cpu3",
+ [TEGRA_POWERGATE_CELP] = "celp",
+ [TEGRA_POWERGATE_CPU0] = "cpu0",
+ [TEGRA_POWERGATE_C0NC] = "c0nc",
+ [TEGRA_POWERGATE_C1NC] = "c1nc",
+ [TEGRA_POWERGATE_SOR] = "sor",
+ [TEGRA_POWERGATE_DIS] = "dis",
+ [TEGRA_POWERGATE_DISB] = "disb",
+ [TEGRA_POWERGATE_XUSBA] = "xusba",
+ [TEGRA_POWERGATE_XUSBB] = "xusbb",
+ [TEGRA_POWERGATE_XUSBC] = "xusbc",
+ [TEGRA_POWERGATE_VIC] = "vic",
+ [TEGRA_POWERGATE_IRAM] = "iram",
+};
+
+static const u8 tegra124_cpu_powergates[] = {
+ TEGRA_POWERGATE_CPU0,
+ TEGRA_POWERGATE_CPU1,
+ TEGRA_POWERGATE_CPU2,
+ TEGRA_POWERGATE_CPU3,
+};
+
+#define TEGRA_IO_PAD(_id, _dpd, _request, _status, _voltage, _name) \
+ ((struct tegra_io_pad_soc) { \
+ .id = (_id), \
+ .dpd = (_dpd), \
+ .request = (_request), \
+ .status = (_status), \
+ .voltage = (_voltage), \
+ .name = (_name), \
+ })
+
+#define TEGRA_IO_PIN_DESC(_id, _name) \
+ ((struct pinctrl_pin_desc) { \
+ .number = (_id), \
+ .name = (_name), \
+ })
+
+static const struct tegra_io_pad_soc tegra124_io_pads[] = {
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AUDIO, 17, 0x1b8, 0x1bc, UINT_MAX, "audio"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_BB, 15, 0x1b8, 0x1bc, UINT_MAX, "bb"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CAM, 4, 0x1c0, 0x1c4, UINT_MAX, "cam"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_COMP, 22, 0x1b8, 0x1bc, UINT_MAX, "comp"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIA, 0, 0x1b8, 0x1bc, UINT_MAX, "csia"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIB, 1, 0x1b8, 0x1bc, UINT_MAX, "csib"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIE, 12, 0x1c0, 0x1c4, UINT_MAX, "csie"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSI, 2, 0x1b8, 0x1bc, UINT_MAX, "dsi"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSIB, 7, 0x1c0, 0x1c4, UINT_MAX, "dsib"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSIC, 8, 0x1c0, 0x1c4, UINT_MAX, "dsic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSID, 9, 0x1c0, 0x1c4, UINT_MAX, "dsid"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HDMI, 28, 0x1b8, 0x1bc, UINT_MAX, "hdmi"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HSIC, 19, 0x1b8, 0x1bc, UINT_MAX, "hsic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HV, 6, 0x1c0, 0x1c4, UINT_MAX, "hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_LVDS, 25, 0x1c0, 0x1c4, UINT_MAX, "lvds"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_MIPI_BIAS, 3, 0x1b8, 0x1bc, UINT_MAX, "mipi-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_NAND, 13, 0x1b8, 0x1bc, UINT_MAX, "nand"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_BIAS, 4, 0x1b8, 0x1bc, UINT_MAX, "pex-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK1, 5, 0x1b8, 0x1bc, UINT_MAX, "pex-clk1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK2, 6, 0x1b8, 0x1bc, UINT_MAX, "pex-clk2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CNTRL, 0, 0x1c0, 0x1c4, UINT_MAX, "pex-cntrl"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC1, 1, 0x1c0, 0x1c4, UINT_MAX, "sdmmc1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC3, 2, 0x1c0, 0x1c4, UINT_MAX, "sdmmc3"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC4, 3, 0x1c0, 0x1c4, UINT_MAX, "sdmmc4"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SYS_DDC, 26, 0x1c0, 0x1c4, UINT_MAX, "sys_ddc"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_UART, 14, 0x1b8, 0x1bc, UINT_MAX, "uart"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB0, 9, 0x1b8, 0x1bc, UINT_MAX, "usb0"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB1, 10, 0x1b8, 0x1bc, UINT_MAX, "usb1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB2, 11, 0x1b8, 0x1bc, UINT_MAX, "usb2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB_BIAS, 12, 0x1b8, 0x1bc, UINT_MAX, "usb_bias"),
+};
+
+static const struct pinctrl_pin_desc tegra124_pin_descs[] = {
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AUDIO, "audio"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_BB, "bb"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CAM, "cam"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_COMP, "comp"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIA, "csia"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIB, "csib"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIE, "csie"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSI, "dsi"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSIB, "dsib"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSIC, "dsic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSID, "dsid"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HDMI, "hdmi"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HSIC, "hsic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HV, "hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_LVDS, "lvds"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_MIPI_BIAS, "mipi-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_NAND, "nand"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_BIAS, "pex-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK1, "pex-clk1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK2, "pex-clk2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CNTRL, "pex-cntrl"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC1, "sdmmc1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC3, "sdmmc3"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC4, "sdmmc4"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SYS_DDC, "sys_ddc"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_UART, "uart"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB0, "usb0"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB1, "usb1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB2, "usb2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB_BIAS, "usb_bias"),
+};
+
+static const struct tegra_pmc_soc tegra124_pmc_soc = {
+ .supports_core_domain = false,
+ .num_powergates = ARRAY_SIZE(tegra124_powergates),
+ .powergates = tegra124_powergates,
+ .num_cpu_powergates = ARRAY_SIZE(tegra124_cpu_powergates),
+ .cpu_powergates = tegra124_cpu_powergates,
+ .has_tsense_reset = true,
+ .has_gpu_clamps = true,
+ .needs_mbist_war = false,
+ .has_impl_33v_pwr = false,
+ .maybe_tz_only = false,
+ .num_io_pads = ARRAY_SIZE(tegra124_io_pads),
+ .io_pads = tegra124_io_pads,
+ .num_pin_descs = ARRAY_SIZE(tegra124_pin_descs),
+ .pin_descs = tegra124_pin_descs,
+ .regs = &tegra20_pmc_regs,
+ .init = tegra20_pmc_init,
+ .setup_irq_polarity = tegra20_pmc_setup_irq_polarity,
+ .powergate_set = tegra114_powergate_set,
+ .reset_sources = tegra30_reset_sources,
+ .num_reset_sources = ARRAY_SIZE(tegra30_reset_sources),
+ .reset_levels = NULL,
+ .num_reset_levels = 0,
+ .pmc_clks_data = tegra_pmc_clks_data,
+ .num_pmc_clks = ARRAY_SIZE(tegra_pmc_clks_data),
+ .has_blink_output = true,
+ .has_usb_sleepwalk = true,
+};
+
+static const char * const tegra210_powergates[] = {
+ [TEGRA_POWERGATE_CPU] = "crail",
+ [TEGRA_POWERGATE_3D] = "3d",
+ [TEGRA_POWERGATE_VENC] = "venc",
+ [TEGRA_POWERGATE_PCIE] = "pcie",
+ [TEGRA_POWERGATE_MPE] = "mpe",
+ [TEGRA_POWERGATE_SATA] = "sata",
+ [TEGRA_POWERGATE_CPU1] = "cpu1",
+ [TEGRA_POWERGATE_CPU2] = "cpu2",
+ [TEGRA_POWERGATE_CPU3] = "cpu3",
+ [TEGRA_POWERGATE_CPU0] = "cpu0",
+ [TEGRA_POWERGATE_C0NC] = "c0nc",
+ [TEGRA_POWERGATE_SOR] = "sor",
+ [TEGRA_POWERGATE_DIS] = "dis",
+ [TEGRA_POWERGATE_DISB] = "disb",
+ [TEGRA_POWERGATE_XUSBA] = "xusba",
+ [TEGRA_POWERGATE_XUSBB] = "xusbb",
+ [TEGRA_POWERGATE_XUSBC] = "xusbc",
+ [TEGRA_POWERGATE_VIC] = "vic",
+ [TEGRA_POWERGATE_IRAM] = "iram",
+ [TEGRA_POWERGATE_NVDEC] = "nvdec",
+ [TEGRA_POWERGATE_NVJPG] = "nvjpg",
+ [TEGRA_POWERGATE_AUD] = "aud",
+ [TEGRA_POWERGATE_DFD] = "dfd",
+ [TEGRA_POWERGATE_VE2] = "ve2",
+};
+
+static const u8 tegra210_cpu_powergates[] = {
+ TEGRA_POWERGATE_CPU0,
+ TEGRA_POWERGATE_CPU1,
+ TEGRA_POWERGATE_CPU2,
+ TEGRA_POWERGATE_CPU3,
+};
+
+static const struct tegra_io_pad_soc tegra210_io_pads[] = {
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AUDIO, 17, 0x1b8, 0x1bc, 5, "audio"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AUDIO_HV, 29, 0x1c0, 0x1c4, 18, "audio-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CAM, 4, 0x1c0, 0x1c4, 10, "cam"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIA, 0, 0x1b8, 0x1bc, UINT_MAX, "csia"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIB, 1, 0x1b8, 0x1bc, UINT_MAX, "csib"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIC, 10, 0x1c0, 0x1c4, UINT_MAX, "csic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSID, 11, 0x1c0, 0x1c4, UINT_MAX, "csid"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIE, 12, 0x1c0, 0x1c4, UINT_MAX, "csie"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIF, 13, 0x1c0, 0x1c4, UINT_MAX, "csif"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DBG, 25, 0x1b8, 0x1bc, 19, "dbg"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DEBUG_NONAO, 26, 0x1b8, 0x1bc, UINT_MAX, "debug-nonao"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DMIC, 18, 0x1c0, 0x1c4, 20, "dmic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DP, 19, 0x1c0, 0x1c4, UINT_MAX, "dp"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSI, 2, 0x1b8, 0x1bc, UINT_MAX, "dsi"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSIB, 7, 0x1c0, 0x1c4, UINT_MAX, "dsib"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSIC, 8, 0x1c0, 0x1c4, UINT_MAX, "dsic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSID, 9, 0x1c0, 0x1c4, UINT_MAX, "dsid"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_EMMC, 3, 0x1c0, 0x1c4, UINT_MAX, "emmc"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_EMMC2, 5, 0x1c0, 0x1c4, UINT_MAX, "emmc2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_GPIO, 27, 0x1b8, 0x1bc, 21, "gpio"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HDMI, 28, 0x1b8, 0x1bc, UINT_MAX, "hdmi"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HSIC, 19, 0x1b8, 0x1bc, UINT_MAX, "hsic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_LVDS, 25, 0x1c0, 0x1c4, UINT_MAX, "lvds"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_MIPI_BIAS, 3, 0x1b8, 0x1bc, UINT_MAX, "mipi-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_BIAS, 4, 0x1b8, 0x1bc, UINT_MAX, "pex-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK1, 5, 0x1b8, 0x1bc, UINT_MAX, "pex-clk1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK2, 6, 0x1b8, 0x1bc, UINT_MAX, "pex-clk2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CNTRL, UINT_MAX, UINT_MAX, UINT_MAX, 11, "pex-cntrl"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC1, 1, 0x1c0, 0x1c4, 12, "sdmmc1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC3, 2, 0x1c0, 0x1c4, 13, "sdmmc3"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SPI, 14, 0x1c0, 0x1c4, 22, "spi"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SPI_HV, 15, 0x1c0, 0x1c4, 23, "spi-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_UART, 14, 0x1b8, 0x1bc, 2, "uart"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB0, 9, 0x1b8, 0x1bc, UINT_MAX, "usb0"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB1, 10, 0x1b8, 0x1bc, UINT_MAX, "usb1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB2, 11, 0x1b8, 0x1bc, UINT_MAX, "usb2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB3, 18, 0x1b8, 0x1bc, UINT_MAX, "usb3"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB_BIAS, 12, 0x1b8, 0x1bc, UINT_MAX, "usb-bias"),
+};
+
+static const struct pinctrl_pin_desc tegra210_pin_descs[] = {
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AUDIO, "audio"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AUDIO_HV, "audio-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CAM, "cam"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIA, "csia"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIB, "csib"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIC, "csic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSID, "csid"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIE, "csie"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIF, "csif"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DBG, "dbg"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DEBUG_NONAO, "debug-nonao"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DMIC, "dmic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DP, "dp"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSI, "dsi"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSIB, "dsib"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSIC, "dsic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSID, "dsid"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_EMMC, "emmc"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_EMMC2, "emmc2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_GPIO, "gpio"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HDMI, "hdmi"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HSIC, "hsic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_LVDS, "lvds"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_MIPI_BIAS, "mipi-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_BIAS, "pex-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK1, "pex-clk1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK2, "pex-clk2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CNTRL, "pex-cntrl"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC1, "sdmmc1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC3, "sdmmc3"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SPI, "spi"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SPI_HV, "spi-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_UART, "uart"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB0, "usb0"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB1, "usb1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB2, "usb2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB3, "usb3"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB_BIAS, "usb-bias"),
+};
+
+static const char * const tegra210_reset_sources[] = {
+ "POWER_ON_RESET",
+ "WATCHDOG",
+ "SENSOR",
+ "SW_MAIN",
+ "LP0",
+ "AOTAG"
+};
+
+static const struct tegra_wake_event tegra210_wake_events[] = {
+ TEGRA_WAKE_IRQ("rtc", 16, 2),
+ TEGRA_WAKE_IRQ("pmu", 51, 86),
+};
+
+static const struct tegra_pmc_soc tegra210_pmc_soc = {
+ .supports_core_domain = false,
+ .num_powergates = ARRAY_SIZE(tegra210_powergates),
+ .powergates = tegra210_powergates,
+ .num_cpu_powergates = ARRAY_SIZE(tegra210_cpu_powergates),
+ .cpu_powergates = tegra210_cpu_powergates,
+ .has_tsense_reset = true,
+ .has_gpu_clamps = true,
+ .needs_mbist_war = true,
+ .has_impl_33v_pwr = false,
+ .maybe_tz_only = true,
+ .num_io_pads = ARRAY_SIZE(tegra210_io_pads),
+ .io_pads = tegra210_io_pads,
+ .num_pin_descs = ARRAY_SIZE(tegra210_pin_descs),
+ .pin_descs = tegra210_pin_descs,
+ .regs = &tegra20_pmc_regs,
+ .init = tegra20_pmc_init,
+ .setup_irq_polarity = tegra20_pmc_setup_irq_polarity,
+ .powergate_set = tegra114_powergate_set,
+ .irq_set_wake = tegra210_pmc_irq_set_wake,
+ .irq_set_type = tegra210_pmc_irq_set_type,
+ .reset_sources = tegra210_reset_sources,
+ .num_reset_sources = ARRAY_SIZE(tegra210_reset_sources),
+ .reset_levels = NULL,
+ .num_reset_levels = 0,
+ .num_wake_events = ARRAY_SIZE(tegra210_wake_events),
+ .wake_events = tegra210_wake_events,
+ .pmc_clks_data = tegra_pmc_clks_data,
+ .num_pmc_clks = ARRAY_SIZE(tegra_pmc_clks_data),
+ .has_blink_output = true,
+ .has_usb_sleepwalk = true,
+};
+
+static const struct tegra_io_pad_soc tegra186_io_pads[] = {
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIA, 0, 0x74, 0x78, UINT_MAX, "csia"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIB, 1, 0x74, 0x78, UINT_MAX, "csib"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSI, 2, 0x74, 0x78, UINT_MAX, "dsi"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_MIPI_BIAS, 3, 0x74, 0x78, UINT_MAX, "mipi-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK_BIAS, 4, 0x74, 0x78, UINT_MAX, "pex-clk-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK3, 5, 0x74, 0x78, UINT_MAX, "pex-clk3"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK2, 6, 0x74, 0x78, UINT_MAX, "pex-clk2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK1, 7, 0x74, 0x78, UINT_MAX, "pex-clk1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB0, 9, 0x74, 0x78, UINT_MAX, "usb0"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB1, 10, 0x74, 0x78, UINT_MAX, "usb1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB2, 11, 0x74, 0x78, UINT_MAX, "usb2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_USB_BIAS, 12, 0x74, 0x78, UINT_MAX, "usb-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_UART, 14, 0x74, 0x78, UINT_MAX, "uart"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AUDIO, 17, 0x74, 0x78, UINT_MAX, "audio"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HSIC, 19, 0x74, 0x78, UINT_MAX, "hsic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DBG, 25, 0x74, 0x78, UINT_MAX, "dbg"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HDMI_DP0, 28, 0x74, 0x78, UINT_MAX, "hdmi-dp0"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HDMI_DP1, 29, 0x74, 0x78, UINT_MAX, "hdmi-dp1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CNTRL, 0, 0x7c, 0x80, UINT_MAX, "pex-cntrl"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC2_HV, 2, 0x7c, 0x80, 5, "sdmmc2-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC4, 4, 0x7c, 0x80, UINT_MAX, "sdmmc4"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CAM, 6, 0x7c, 0x80, UINT_MAX, "cam"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSIB, 8, 0x7c, 0x80, UINT_MAX, "dsib"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSIC, 9, 0x7c, 0x80, UINT_MAX, "dsic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DSID, 10, 0x7c, 0x80, UINT_MAX, "dsid"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIC, 11, 0x7c, 0x80, UINT_MAX, "csic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSID, 12, 0x7c, 0x80, UINT_MAX, "csid"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIE, 13, 0x7c, 0x80, UINT_MAX, "csie"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIF, 14, 0x7c, 0x80, UINT_MAX, "csif"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SPI, 15, 0x7c, 0x80, UINT_MAX, "spi"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_UFS, 17, 0x7c, 0x80, UINT_MAX, "ufs"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DMIC_HV, 20, 0x7c, 0x80, 2, "dmic-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_EDP, 21, 0x7c, 0x80, UINT_MAX, "edp"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC1_HV, 23, 0x7c, 0x80, 4, "sdmmc1-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC3_HV, 24, 0x7c, 0x80, 6, "sdmmc3-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CONN, 28, 0x7c, 0x80, UINT_MAX, "conn"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AUDIO_HV, 29, 0x7c, 0x80, 1, "audio-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AO_HV, UINT_MAX, UINT_MAX, UINT_MAX, 0, "ao-hv"),
+};
+
+static const struct pinctrl_pin_desc tegra186_pin_descs[] = {
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIA, "csia"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIB, "csib"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSI, "dsi"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_MIPI_BIAS, "mipi-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK_BIAS, "pex-clk-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK3, "pex-clk3"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK2, "pex-clk2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK1, "pex-clk1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB0, "usb0"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB1, "usb1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB2, "usb2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_USB_BIAS, "usb-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_UART, "uart"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AUDIO, "audio"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HSIC, "hsic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DBG, "dbg"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HDMI_DP0, "hdmi-dp0"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HDMI_DP1, "hdmi-dp1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CNTRL, "pex-cntrl"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC2_HV, "sdmmc2-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC4, "sdmmc4"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CAM, "cam"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSIB, "dsib"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSIC, "dsic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DSID, "dsid"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIC, "csic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSID, "csid"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIE, "csie"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIF, "csif"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SPI, "spi"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_UFS, "ufs"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DMIC_HV, "dmic-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_EDP, "edp"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC1_HV, "sdmmc1-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC3_HV, "sdmmc3-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CONN, "conn"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AUDIO_HV, "audio-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AO_HV, "ao-hv"),
+};
+
+static const struct tegra_pmc_regs tegra186_pmc_regs = {
+ .scratch0 = 0x2000,
+ .rst_status = 0x70,
+ .rst_source_shift = 0x2,
+ .rst_source_mask = 0x3c,
+ .rst_level_shift = 0x0,
+ .rst_level_mask = 0x3,
+};
+
+static void tegra186_pmc_init(struct tegra_pmc *pmc)
+{
+ pmc->syscore.suspend = tegra186_pmc_wake_syscore_suspend;
+ pmc->syscore.resume = tegra186_pmc_wake_syscore_resume;
+
+ register_syscore_ops(&pmc->syscore);
+}
+
+static void tegra186_pmc_setup_irq_polarity(struct tegra_pmc *pmc,
+ struct device_node *np,
+ bool invert)
+{
+ struct resource regs;
+ void __iomem *wake;
+ u32 value;
+ int index;
+
+ index = of_property_match_string(np, "reg-names", "wake");
+ if (index < 0) {
+ dev_err(pmc->dev, "failed to find PMC wake registers\n");
+ return;
+ }
+
+ of_address_to_resource(np, index, &regs);
+
+ wake = ioremap(regs.start, resource_size(&regs));
+ if (!wake) {
+ dev_err(pmc->dev, "failed to map PMC wake registers\n");
+ return;
+ }
+
+ value = readl(wake + WAKE_AOWAKE_CTRL);
+
+ if (invert)
+ value |= WAKE_AOWAKE_CTRL_INTR_POLARITY;
+ else
+ value &= ~WAKE_AOWAKE_CTRL_INTR_POLARITY;
+
+ writel(value, wake + WAKE_AOWAKE_CTRL);
+
+ iounmap(wake);
+}
+
+static const char * const tegra186_reset_sources[] = {
+ "SYS_RESET",
+ "AOWDT",
+ "MCCPLEXWDT",
+ "BPMPWDT",
+ "SCEWDT",
+ "SPEWDT",
+ "APEWDT",
+ "BCCPLEXWDT",
+ "SENSOR",
+ "AOTAG",
+ "VFSENSOR",
+ "SWREST",
+ "SC7",
+ "HSM",
+ "CORESIGHT"
+};
+
+static const char * const tegra186_reset_levels[] = {
+ "L0", "L1", "L2", "WARM"
+};
+
+static const struct tegra_wake_event tegra186_wake_events[] = {
+ TEGRA_WAKE_IRQ("pmu", 24, 209),
+ TEGRA_WAKE_GPIO("power", 29, 1, TEGRA186_AON_GPIO(FF, 0)),
+ TEGRA_WAKE_IRQ("rtc", 73, 10),
+};
+
+static const struct tegra_pmc_soc tegra186_pmc_soc = {
+ .supports_core_domain = false,
+ .num_powergates = 0,
+ .powergates = NULL,
+ .num_cpu_powergates = 0,
+ .cpu_powergates = NULL,
+ .has_tsense_reset = false,
+ .has_gpu_clamps = false,
+ .needs_mbist_war = false,
+ .has_impl_33v_pwr = true,
+ .maybe_tz_only = false,
+ .num_io_pads = ARRAY_SIZE(tegra186_io_pads),
+ .io_pads = tegra186_io_pads,
+ .num_pin_descs = ARRAY_SIZE(tegra186_pin_descs),
+ .pin_descs = tegra186_pin_descs,
+ .regs = &tegra186_pmc_regs,
+ .init = tegra186_pmc_init,
+ .setup_irq_polarity = tegra186_pmc_setup_irq_polarity,
+ .set_wake_filters = tegra186_pmc_set_wake_filters,
+ .irq_set_wake = tegra186_pmc_irq_set_wake,
+ .irq_set_type = tegra186_pmc_irq_set_type,
+ .reset_sources = tegra186_reset_sources,
+ .num_reset_sources = ARRAY_SIZE(tegra186_reset_sources),
+ .reset_levels = tegra186_reset_levels,
+ .num_reset_levels = ARRAY_SIZE(tegra186_reset_levels),
+ .num_wake_events = ARRAY_SIZE(tegra186_wake_events),
+ .wake_events = tegra186_wake_events,
+ .max_wake_events = 96,
+ .max_wake_vectors = 3,
+ .pmc_clks_data = NULL,
+ .num_pmc_clks = 0,
+ .has_blink_output = false,
+ .has_usb_sleepwalk = false,
+};
+
+static const struct tegra_io_pad_soc tegra194_io_pads[] = {
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIA, 0, 0x74, 0x78, UINT_MAX, "csia"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIB, 1, 0x74, 0x78, UINT_MAX, "csib"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_MIPI_BIAS, 3, 0x74, 0x78, UINT_MAX, "mipi-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK_BIAS, 4, 0x74, 0x78, UINT_MAX, "pex-clk-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK3, 5, 0x74, 0x78, UINT_MAX, "pex-clk3"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK2, 6, 0x74, 0x78, UINT_MAX, "pex-clk2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK1, 7, 0x74, 0x78, UINT_MAX, "pex-clk1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_EQOS, 8, 0x74, 0x78, UINT_MAX, "eqos"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK_2_BIAS, 9, 0x74, 0x78, UINT_MAX, "pex-clk-2-bias"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CLK_2, 10, 0x74, 0x78, UINT_MAX, "pex-clk-2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DAP3, 11, 0x74, 0x78, UINT_MAX, "dap3"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DAP5, 12, 0x74, 0x78, UINT_MAX, "dap5"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_UART, 14, 0x74, 0x78, UINT_MAX, "uart"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PWR_CTL, 15, 0x74, 0x78, UINT_MAX, "pwr-ctl"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SOC_GPIO53, 16, 0x74, 0x78, UINT_MAX, "soc-gpio53"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AUDIO, 17, 0x74, 0x78, UINT_MAX, "audio"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_GP_PWM2, 18, 0x74, 0x78, UINT_MAX, "gp-pwm2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_GP_PWM3, 19, 0x74, 0x78, UINT_MAX, "gp-pwm3"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SOC_GPIO12, 20, 0x74, 0x78, UINT_MAX, "soc-gpio12"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SOC_GPIO13, 21, 0x74, 0x78, UINT_MAX, "soc-gpio13"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SOC_GPIO10, 22, 0x74, 0x78, UINT_MAX, "soc-gpio10"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_UART4, 23, 0x74, 0x78, UINT_MAX, "uart4"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_UART5, 24, 0x74, 0x78, UINT_MAX, "uart5"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_DBG, 25, 0x74, 0x78, UINT_MAX, "dbg"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HDMI_DP3, 26, 0x74, 0x78, UINT_MAX, "hdmi-dp3"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HDMI_DP2, 27, 0x74, 0x78, UINT_MAX, "hdmi-dp2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HDMI_DP0, 28, 0x74, 0x78, UINT_MAX, "hdmi-dp0"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HDMI_DP1, 29, 0x74, 0x78, UINT_MAX, "hdmi-dp1"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CNTRL, 0, 0x7c, 0x80, UINT_MAX, "pex-cntrl"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_CTL2, 1, 0x7c, 0x80, UINT_MAX, "pex-ctl2"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_L0_RST, 2, 0x7c, 0x80, UINT_MAX, "pex-l0-rst"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_L1_RST, 3, 0x7c, 0x80, UINT_MAX, "pex-l1-rst"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC4, 4, 0x7c, 0x80, UINT_MAX, "sdmmc4"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_PEX_L5_RST, 5, 0x7c, 0x80, UINT_MAX, "pex-l5-rst"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CAM, 6, 0x7c, 0x80, UINT_MAX, "cam"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIC, 11, 0x7c, 0x80, UINT_MAX, "csic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSID, 12, 0x7c, 0x80, UINT_MAX, "csid"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIE, 13, 0x7c, 0x80, UINT_MAX, "csie"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIF, 14, 0x7c, 0x80, UINT_MAX, "csif"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SPI, 15, 0x7c, 0x80, UINT_MAX, "spi"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_UFS, 17, 0x7c, 0x80, UINT_MAX, "ufs"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIG, 18, 0x7c, 0x80, UINT_MAX, "csig"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIH, 19, 0x7c, 0x80, UINT_MAX, "csih"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_EDP, 21, 0x7c, 0x80, UINT_MAX, "edp"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC1_HV, 23, 0x7c, 0x80, 4, "sdmmc1-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC3_HV, 24, 0x7c, 0x80, 6, "sdmmc3-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CONN, 28, 0x7c, 0x80, UINT_MAX, "conn"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AUDIO_HV, 29, 0x7c, 0x80, 1, "audio-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AO_HV, UINT_MAX, UINT_MAX, UINT_MAX, 0, "ao-hv"),
+};
+
+static const struct pinctrl_pin_desc tegra194_pin_descs[] = {
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIA, "csia"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIB, "csib"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_MIPI_BIAS, "mipi-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK_BIAS, "pex-clk-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK3, "pex-clk3"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK2, "pex-clk2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK1, "pex-clk1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_EQOS, "eqos"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK_2_BIAS, "pex-clk-2-bias"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CLK_2, "pex-clk-2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DAP3, "dap3"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DAP5, "dap5"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_UART, "uart"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PWR_CTL, "pwr-ctl"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SOC_GPIO53, "soc-gpio53"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AUDIO, "audio"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_GP_PWM2, "gp-pwm2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_GP_PWM3, "gp-pwm3"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SOC_GPIO12, "soc-gpio12"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SOC_GPIO13, "soc-gpio13"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SOC_GPIO10, "soc-gpio10"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_UART4, "uart4"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_UART5, "uart5"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_DBG, "dbg"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HDMI_DP3, "hdmi-dp3"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HDMI_DP2, "hdmi-dp2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HDMI_DP0, "hdmi-dp0"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HDMI_DP1, "hdmi-dp1"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CNTRL, "pex-cntrl"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_CTL2, "pex-ctl2"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_L0_RST, "pex-l0-rst"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_L1_RST, "pex-l1-rst"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC4, "sdmmc4"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_PEX_L5_RST, "pex-l5-rst"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CAM, "cam"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIC, "csic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSID, "csid"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIE, "csie"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIF, "csif"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SPI, "spi"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_UFS, "ufs"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIG, "csig"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIH, "csih"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_EDP, "edp"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC1_HV, "sdmmc1-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC3_HV, "sdmmc3-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CONN, "conn"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AUDIO_HV, "audio-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AO_HV, "ao-hv"),
+};
+
+static const struct tegra_pmc_regs tegra194_pmc_regs = {
+ .scratch0 = 0x2000,
+ .rst_status = 0x70,
+ .rst_source_shift = 0x2,
+ .rst_source_mask = 0x7c,
+ .rst_level_shift = 0x0,
+ .rst_level_mask = 0x3,
+};
+
+static const char * const tegra194_reset_sources[] = {
+ "SYS_RESET_N",
+ "AOWDT",
+ "BCCPLEXWDT",
+ "BPMPWDT",
+ "SCEWDT",
+ "SPEWDT",
+ "APEWDT",
+ "LCCPLEXWDT",
+ "SENSOR",
+ "AOTAG",
+ "VFSENSOR",
+ "MAINSWRST",
+ "SC7",
+ "HSM",
+ "CSITE",
+ "RCEWDT",
+ "PVA0WDT",
+ "PVA1WDT",
+ "L1A_ASYNC",
+ "BPMPBOOT",
+ "FUSECRC",
+};
+
+static const struct tegra_wake_event tegra194_wake_events[] = {
+ TEGRA_WAKE_IRQ("pmu", 24, 209),
+ TEGRA_WAKE_GPIO("power", 29, 1, TEGRA194_AON_GPIO(EE, 4)),
+ TEGRA_WAKE_IRQ("rtc", 73, 10),
+ TEGRA_WAKE_SIMPLE("usb3-port-0", 76),
+ TEGRA_WAKE_SIMPLE("usb3-port-1", 77),
+ TEGRA_WAKE_SIMPLE("usb3-port-2-3", 78),
+ TEGRA_WAKE_SIMPLE("usb2-port-0", 79),
+ TEGRA_WAKE_SIMPLE("usb2-port-1", 80),
+ TEGRA_WAKE_SIMPLE("usb2-port-2", 81),
+ TEGRA_WAKE_SIMPLE("usb2-port-3", 82),
+};
+
+static const struct tegra_pmc_soc tegra194_pmc_soc = {
+ .supports_core_domain = false,
+ .num_powergates = 0,
+ .powergates = NULL,
+ .num_cpu_powergates = 0,
+ .cpu_powergates = NULL,
+ .has_tsense_reset = false,
+ .has_gpu_clamps = false,
+ .needs_mbist_war = false,
+ .has_impl_33v_pwr = true,
+ .maybe_tz_only = false,
+ .num_io_pads = ARRAY_SIZE(tegra194_io_pads),
+ .io_pads = tegra194_io_pads,
+ .num_pin_descs = ARRAY_SIZE(tegra194_pin_descs),
+ .pin_descs = tegra194_pin_descs,
+ .regs = &tegra194_pmc_regs,
+ .init = tegra186_pmc_init,
+ .setup_irq_polarity = tegra186_pmc_setup_irq_polarity,
+ .set_wake_filters = tegra186_pmc_set_wake_filters,
+ .irq_set_wake = tegra186_pmc_irq_set_wake,
+ .irq_set_type = tegra186_pmc_irq_set_type,
+ .reset_sources = tegra194_reset_sources,
+ .num_reset_sources = ARRAY_SIZE(tegra194_reset_sources),
+ .reset_levels = tegra186_reset_levels,
+ .num_reset_levels = ARRAY_SIZE(tegra186_reset_levels),
+ .num_wake_events = ARRAY_SIZE(tegra194_wake_events),
+ .wake_events = tegra194_wake_events,
+ .max_wake_events = 96,
+ .max_wake_vectors = 3,
+ .pmc_clks_data = NULL,
+ .num_pmc_clks = 0,
+ .has_blink_output = false,
+ .has_usb_sleepwalk = false,
+};
+
+static const struct tegra_io_pad_soc tegra234_io_pads[] = {
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIA, 0, 0xe0c0, 0xe0c4, UINT_MAX, "csia"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIB, 1, 0xe0c0, 0xe0c4, UINT_MAX, "csib"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_HDMI_DP0, 0, 0xe0d0, 0xe0d4, UINT_MAX, "hdmi-dp0"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIC, 2, 0xe0c0, 0xe0c4, UINT_MAX, "csic"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSID, 3, 0xe0c0, 0xe0c4, UINT_MAX, "csid"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIE, 4, 0xe0c0, 0xe0c4, UINT_MAX, "csie"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIF, 5, 0xe0c0, 0xe0c4, UINT_MAX, "csif"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_UFS, 0, 0xe064, 0xe068, UINT_MAX, "ufs"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_EDP, 1, 0xe05c, 0xe060, UINT_MAX, "edp"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC1_HV, 0, 0xe054, 0xe058, 4, "sdmmc1-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_SDMMC3_HV, UINT_MAX, UINT_MAX, UINT_MAX, 6, "sdmmc3-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AUDIO_HV, UINT_MAX, UINT_MAX, UINT_MAX, 1, "audio-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_AO_HV, UINT_MAX, UINT_MAX, UINT_MAX, 0, "ao-hv"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIG, 6, 0xe0c0, 0xe0c4, UINT_MAX, "csig"),
+ TEGRA_IO_PAD(TEGRA_IO_PAD_CSIH, 7, 0xe0c0, 0xe0c4, UINT_MAX, "csih"),
+};
+
+static const struct pinctrl_pin_desc tegra234_pin_descs[] = {
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIA, "csia"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIB, "csib"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_HDMI_DP0, "hdmi-dp0"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIC, "csic"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSID, "csid"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIE, "csie"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIF, "csif"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_UFS, "ufs"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_EDP, "edp"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC1_HV, "sdmmc1-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_SDMMC3_HV, "sdmmc3-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AUDIO_HV, "audio-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_AO_HV, "ao-hv"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIG, "csig"),
+ TEGRA_IO_PIN_DESC(TEGRA_IO_PAD_CSIH, "csih"),
+};
+
+static const struct tegra_pmc_regs tegra234_pmc_regs = {
+ .scratch0 = 0x2000,
+ .rst_status = 0x70,
+ .rst_source_shift = 0x2,
+ .rst_source_mask = 0xfc,
+ .rst_level_shift = 0x0,
+ .rst_level_mask = 0x3,
+};
+
+static const char * const tegra234_reset_sources[] = {
+ "SYS_RESET_N", /* 0x0 */
+ "AOWDT",
+ "BCCPLEXWDT",
+ "BPMPWDT",
+ "SCEWDT",
+ "SPEWDT",
+ "APEWDT",
+ "LCCPLEXWDT",
+ "SENSOR", /* 0x8 */
+ NULL,
+ NULL,
+ "MAINSWRST",
+ "SC7",
+ "HSM",
+ NULL,
+ "RCEWDT",
+ NULL, /* 0x10 */
+ NULL,
+ NULL,
+ "BPMPBOOT",
+ "FUSECRC",
+ "DCEWDT",
+ "PSCWDT",
+ "PSC",
+ "CSITE_SW", /* 0x18 */
+ "POD",
+ "SCPM",
+ "VREFRO_POWERBAD",
+ "VMON",
+ "FMON",
+ "FSI_R5WDT",
+ "FSI_THERM",
+ "FSI_R52C0WDT", /* 0x20 */
+ "FSI_R52C1WDT",
+ "FSI_R52C2WDT",
+ "FSI_R52C3WDT",
+ "FSI_FMON",
+ "FSI_VMON", /* 0x25 */
+};
+
+static const struct tegra_wake_event tegra234_wake_events[] = {
+ TEGRA_WAKE_IRQ("pmu", 24, 209),
+ TEGRA_WAKE_GPIO("power", 29, 1, TEGRA234_AON_GPIO(EE, 4)),
+ TEGRA_WAKE_GPIO("mgbe", 56, 0, TEGRA234_MAIN_GPIO(Y, 3)),
+ TEGRA_WAKE_IRQ("rtc", 73, 10),
+ TEGRA_WAKE_IRQ("sw-wake", SW_WAKE_ID, 179),
+};
+
+static const struct tegra_pmc_soc tegra234_pmc_soc = {
+ .supports_core_domain = false,
+ .num_powergates = 0,
+ .powergates = NULL,
+ .num_cpu_powergates = 0,
+ .cpu_powergates = NULL,
+ .has_tsense_reset = false,
+ .has_gpu_clamps = false,
+ .needs_mbist_war = false,
+ .has_impl_33v_pwr = true,
+ .maybe_tz_only = false,
+ .num_io_pads = ARRAY_SIZE(tegra234_io_pads),
+ .io_pads = tegra234_io_pads,
+ .num_pin_descs = ARRAY_SIZE(tegra234_pin_descs),
+ .pin_descs = tegra234_pin_descs,
+ .regs = &tegra234_pmc_regs,
+ .init = tegra186_pmc_init,
+ .setup_irq_polarity = tegra186_pmc_setup_irq_polarity,
+ .set_wake_filters = tegra186_pmc_set_wake_filters,
+ .irq_set_wake = tegra186_pmc_irq_set_wake,
+ .irq_set_type = tegra186_pmc_irq_set_type,
+ .reset_sources = tegra234_reset_sources,
+ .num_reset_sources = ARRAY_SIZE(tegra234_reset_sources),
+ .reset_levels = tegra186_reset_levels,
+ .num_reset_levels = ARRAY_SIZE(tegra186_reset_levels),
+ .num_wake_events = ARRAY_SIZE(tegra234_wake_events),
+ .wake_events = tegra234_wake_events,
+ .max_wake_events = 96,
+ .max_wake_vectors = 3,
+ .pmc_clks_data = NULL,
+ .num_pmc_clks = 0,
+ .has_blink_output = false,
+};
+
+static const struct of_device_id tegra_pmc_match[] = {
+ { .compatible = "nvidia,tegra234-pmc", .data = &tegra234_pmc_soc },
+ { .compatible = "nvidia,tegra194-pmc", .data = &tegra194_pmc_soc },
+ { .compatible = "nvidia,tegra186-pmc", .data = &tegra186_pmc_soc },
+ { .compatible = "nvidia,tegra210-pmc", .data = &tegra210_pmc_soc },
+ { .compatible = "nvidia,tegra132-pmc", .data = &tegra124_pmc_soc },
+ { .compatible = "nvidia,tegra124-pmc", .data = &tegra124_pmc_soc },
+ { .compatible = "nvidia,tegra114-pmc", .data = &tegra114_pmc_soc },
+ { .compatible = "nvidia,tegra30-pmc", .data = &tegra30_pmc_soc },
+ { .compatible = "nvidia,tegra20-pmc", .data = &tegra20_pmc_soc },
+ { }
+};
+
+static void tegra_pmc_sync_state(struct device *dev)
+{
+ int err;
+
+ /*
+ * Newer device-trees have power domains, but we need to prepare all
+ * device drivers with runtime PM and OPP support first, otherwise
+ * state syncing is unsafe.
+ */
+ if (!pmc->soc->supports_core_domain)
+ return;
+
+ /*
+ * Older device-trees don't have core PD, and thus, there are
+ * no dependencies that will block the state syncing. We shouldn't
+ * mark the domain as synced in this case.
+ */
+ if (!pmc->core_domain_registered)
+ return;
+
+ pmc->core_domain_state_synced = true;
+
+ /* this is a no-op if core regulator isn't used */
+ mutex_lock(&pmc->powergates_lock);
+ err = dev_pm_opp_sync_regulators(dev);
+ mutex_unlock(&pmc->powergates_lock);
+
+ if (err)
+ dev_err(dev, "failed to sync regulators: %d\n", err);
+}
+
+static struct platform_driver tegra_pmc_driver = {
+ .driver = {
+ .name = "tegra-pmc",
+ .suppress_bind_attrs = true,
+ .of_match_table = tegra_pmc_match,
+#if defined(CONFIG_PM_SLEEP) && defined(CONFIG_ARM)
+ .pm = &tegra_pmc_pm_ops,
+#endif
+ .sync_state = tegra_pmc_sync_state,
+ },
+ .probe = tegra_pmc_probe,
+};
+builtin_platform_driver(tegra_pmc_driver);
+
+static bool __init tegra_pmc_detect_tz_only(struct tegra_pmc *pmc)
+{
+ u32 value, saved;
+
+ saved = readl(pmc->base + pmc->soc->regs->scratch0);
+ value = saved ^ 0xffffffff;
+
+ if (value == 0xffffffff)
+ value = 0xdeadbeef;
+
+ /* write pattern and read it back */
+ writel(value, pmc->base + pmc->soc->regs->scratch0);
+ value = readl(pmc->base + pmc->soc->regs->scratch0);
+
+ /* if we read all-zeroes, access is restricted to TZ only */
+ if (value == 0) {
+ pr_info("access to PMC is restricted to TZ\n");
+ return true;
+ }
+
+ /* restore original value */
+ writel(saved, pmc->base + pmc->soc->regs->scratch0);
+
+ return false;
+}
+
+/*
+ * Early initialization to allow access to registers in the very early boot
+ * process.
+ */
+static int __init tegra_pmc_early_init(void)
+{
+ const struct of_device_id *match;
+ struct device_node *np;
+ struct resource regs;
+ unsigned int i;
+ bool invert;
+
+ mutex_init(&pmc->powergates_lock);
+
+ np = of_find_matching_node_and_match(NULL, tegra_pmc_match, &match);
+ if (!np) {
+ /*
+ * Fall back to legacy initialization for 32-bit ARM only. All
+ * 64-bit ARM device tree files for Tegra are required to have
+ * a PMC node.
+ *
+ * This is for backwards-compatibility with old device trees
+ * that didn't contain a PMC node. Note that in this case the
+ * SoC data can't be matched and therefore powergating is
+ * disabled.
+ */
+ if (IS_ENABLED(CONFIG_ARM) && soc_is_tegra()) {
+ pr_warn("DT node not found, powergating disabled\n");
+
+ regs.start = 0x7000e400;
+ regs.end = 0x7000e7ff;
+ regs.flags = IORESOURCE_MEM;
+
+ pr_warn("Using memory region %pR\n", &regs);
+ } else {
+ /*
+ * At this point we're not running on Tegra, so play
+ * nice with multi-platform kernels.
+ */
+ return 0;
+ }
+ } else {
+ /*
+ * Extract information from the device tree if we've found a
+ * matching node.
+ */
+ if (of_address_to_resource(np, 0, &regs) < 0) {
+ pr_err("failed to get PMC registers\n");
+ of_node_put(np);
+ return -ENXIO;
+ }
+ }
+
+ pmc->base = ioremap(regs.start, resource_size(&regs));
+ if (!pmc->base) {
+ pr_err("failed to map PMC registers\n");
+ of_node_put(np);
+ return -ENXIO;
+ }
+
+ if (of_device_is_available(np)) {
+ pmc->soc = match->data;
+
+ if (pmc->soc->maybe_tz_only)
+ pmc->tz_only = tegra_pmc_detect_tz_only(pmc);
+
+ /* Create a bitmap of the available and valid partitions */
+ for (i = 0; i < pmc->soc->num_powergates; i++)
+ if (pmc->soc->powergates[i])
+ set_bit(i, pmc->powergates_available);
+
+ /*
+ * Invert the interrupt polarity if a PMC device tree node
+ * exists and contains the nvidia,invert-interrupt property.
+ */
+ invert = of_property_read_bool(np, "nvidia,invert-interrupt");
+
+ pmc->soc->setup_irq_polarity(pmc, np, invert);
+
+ of_node_put(np);
+ }
+
+ return 0;
+}
+early_initcall(tegra_pmc_early_init);
diff --git a/drivers/soc/tegra/regulators-tegra20.c b/drivers/soc/tegra/regulators-tegra20.c
new file mode 100644
index 0000000000..6a2f90ab9d
--- /dev/null
+++ b/drivers/soc/tegra/regulators-tegra20.c
@@ -0,0 +1,560 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Voltage regulators coupler for NVIDIA Tegra20
+ * Copyright (C) 2019 GRATE-DRIVER project
+ *
+ * Voltage constraints borrowed from downstream kernel sources
+ * Copyright (C) 2010-2011 NVIDIA Corporation
+ */
+
+#define pr_fmt(fmt) "tegra voltage-coupler: " fmt
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/of.h>
+#include <linux/reboot.h>
+#include <linux/regulator/coupler.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/machine.h>
+#include <linux/suspend.h>
+
+#include <soc/tegra/fuse.h>
+#include <soc/tegra/pmc.h>
+
+struct tegra_regulator_coupler {
+ struct regulator_coupler coupler;
+ struct regulator_dev *core_rdev;
+ struct regulator_dev *cpu_rdev;
+ struct regulator_dev *rtc_rdev;
+ struct notifier_block reboot_notifier;
+ struct notifier_block suspend_notifier;
+ int core_min_uV, cpu_min_uV;
+ bool sys_reboot_mode_req;
+ bool sys_reboot_mode;
+ bool sys_suspend_mode_req;
+ bool sys_suspend_mode;
+};
+
+static inline struct tegra_regulator_coupler *
+to_tegra_coupler(struct regulator_coupler *coupler)
+{
+ return container_of(coupler, struct tegra_regulator_coupler, coupler);
+}
+
+static int tegra20_core_limit(struct tegra_regulator_coupler *tegra,
+ struct regulator_dev *core_rdev)
+{
+ int core_min_uV = 0;
+ int core_max_uV;
+ int core_cur_uV;
+ int err;
+
+ /*
+ * Tegra20 SoC has critical DVFS-capable devices that are
+ * permanently-active or active at a boot time, like EMC
+ * (DRAM controller) or Display controller for example.
+ *
+ * The voltage of a CORE SoC power domain shall not be dropped below
+ * a minimum level, which is determined by device's clock rate.
+ * This means that we can't fully allow CORE voltage scaling until
+ * the state of all DVFS-critical CORE devices is synced.
+ */
+ if (tegra_pmc_core_domain_state_synced() && !tegra->sys_reboot_mode) {
+ pr_info_once("voltage state synced\n");
+ return 0;
+ }
+
+ if (tegra->core_min_uV > 0)
+ return tegra->core_min_uV;
+
+ core_cur_uV = regulator_get_voltage_rdev(core_rdev);
+ if (core_cur_uV < 0)
+ return core_cur_uV;
+
+ core_max_uV = max(core_cur_uV, 1200000);
+
+ err = regulator_check_voltage(core_rdev, &core_min_uV, &core_max_uV);
+ if (err)
+ return err;
+
+ /*
+ * Limit minimum CORE voltage to a value left from bootloader or,
+ * if it's unreasonably low value, to the most common 1.2v or to
+ * whatever maximum value defined via board's device-tree.
+ */
+ tegra->core_min_uV = core_max_uV;
+
+ pr_info("core voltage initialized to %duV\n", tegra->core_min_uV);
+
+ return tegra->core_min_uV;
+}
+
+static int tegra20_core_rtc_max_spread(struct regulator_dev *core_rdev,
+ struct regulator_dev *rtc_rdev)
+{
+ struct coupling_desc *c_desc = &core_rdev->coupling_desc;
+ struct regulator_dev *rdev;
+ int max_spread;
+ unsigned int i;
+
+ for (i = 1; i < c_desc->n_coupled; i++) {
+ max_spread = core_rdev->constraints->max_spread[i - 1];
+ rdev = c_desc->coupled_rdevs[i];
+
+ if (rdev == rtc_rdev && max_spread)
+ return max_spread;
+ }
+
+ pr_err_once("rtc-core max-spread is undefined in device-tree\n");
+
+ return 150000;
+}
+
+static int tegra20_cpu_nominal_uV(void)
+{
+ switch (tegra_sku_info.soc_speedo_id) {
+ case 0:
+ return 1100000;
+ case 1:
+ return 1025000;
+ default:
+ return 1125000;
+ }
+}
+
+static int tegra20_core_nominal_uV(void)
+{
+ switch (tegra_sku_info.soc_speedo_id) {
+ default:
+ return 1225000;
+ case 2:
+ return 1300000;
+ }
+}
+
+static int tegra20_core_rtc_update(struct tegra_regulator_coupler *tegra,
+ struct regulator_dev *core_rdev,
+ struct regulator_dev *rtc_rdev,
+ int cpu_uV, int cpu_min_uV)
+{
+ int core_min_uV, core_max_uV = INT_MAX;
+ int rtc_min_uV, rtc_max_uV = INT_MAX;
+ int core_target_uV;
+ int rtc_target_uV;
+ int max_spread;
+ int core_uV;
+ int rtc_uV;
+ int err;
+
+ /*
+ * RTC and CORE voltages should be no more than 170mV from each other,
+ * CPU should be below RTC and CORE by at least 120mV. This applies
+ * to all Tegra20 SoC's.
+ */
+ max_spread = tegra20_core_rtc_max_spread(core_rdev, rtc_rdev);
+
+ /*
+ * The core voltage scaling is currently not hooked up in drivers,
+ * hence we will limit the minimum core voltage to a reasonable value.
+ * This should be good enough for the time being.
+ */
+ core_min_uV = tegra20_core_limit(tegra, core_rdev);
+ if (core_min_uV < 0)
+ return core_min_uV;
+
+ err = regulator_check_voltage(core_rdev, &core_min_uV, &core_max_uV);
+ if (err)
+ return err;
+
+ err = regulator_check_consumers(core_rdev, &core_min_uV, &core_max_uV,
+ PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ /* prepare voltage level for suspend */
+ if (tegra->sys_suspend_mode)
+ core_min_uV = clamp(tegra20_core_nominal_uV(),
+ core_min_uV, core_max_uV);
+
+ core_uV = regulator_get_voltage_rdev(core_rdev);
+ if (core_uV < 0)
+ return core_uV;
+
+ core_min_uV = max(cpu_min_uV + 125000, core_min_uV);
+ if (core_min_uV > core_max_uV)
+ return -EINVAL;
+
+ if (cpu_uV + 120000 > core_uV)
+ pr_err("core-cpu voltage constraint violated: %d %d\n",
+ core_uV, cpu_uV + 120000);
+
+ rtc_uV = regulator_get_voltage_rdev(rtc_rdev);
+ if (rtc_uV < 0)
+ return rtc_uV;
+
+ if (cpu_uV + 120000 > rtc_uV)
+ pr_err("rtc-cpu voltage constraint violated: %d %d\n",
+ rtc_uV, cpu_uV + 120000);
+
+ if (abs(core_uV - rtc_uV) > 170000)
+ pr_err("core-rtc voltage constraint violated: %d %d\n",
+ core_uV, rtc_uV);
+
+ rtc_min_uV = max(cpu_min_uV + 125000, core_min_uV - max_spread);
+
+ err = regulator_check_voltage(rtc_rdev, &rtc_min_uV, &rtc_max_uV);
+ if (err)
+ return err;
+
+ while (core_uV != core_min_uV || rtc_uV != rtc_min_uV) {
+ if (core_uV < core_min_uV) {
+ core_target_uV = min(core_uV + max_spread, core_min_uV);
+ core_target_uV = min(rtc_uV + max_spread, core_target_uV);
+ } else {
+ core_target_uV = max(core_uV - max_spread, core_min_uV);
+ core_target_uV = max(rtc_uV - max_spread, core_target_uV);
+ }
+
+ if (core_uV == core_target_uV)
+ goto update_rtc;
+
+ err = regulator_set_voltage_rdev(core_rdev,
+ core_target_uV,
+ core_max_uV,
+ PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ core_uV = core_target_uV;
+update_rtc:
+ if (rtc_uV < rtc_min_uV) {
+ rtc_target_uV = min(rtc_uV + max_spread, rtc_min_uV);
+ rtc_target_uV = min(core_uV + max_spread, rtc_target_uV);
+ } else {
+ rtc_target_uV = max(rtc_uV - max_spread, rtc_min_uV);
+ rtc_target_uV = max(core_uV - max_spread, rtc_target_uV);
+ }
+
+ if (rtc_uV == rtc_target_uV)
+ continue;
+
+ err = regulator_set_voltage_rdev(rtc_rdev,
+ rtc_target_uV,
+ rtc_max_uV,
+ PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ rtc_uV = rtc_target_uV;
+ }
+
+ return 0;
+}
+
+static int tegra20_core_voltage_update(struct tegra_regulator_coupler *tegra,
+ struct regulator_dev *cpu_rdev,
+ struct regulator_dev *core_rdev,
+ struct regulator_dev *rtc_rdev)
+{
+ int cpu_uV;
+
+ cpu_uV = regulator_get_voltage_rdev(cpu_rdev);
+ if (cpu_uV < 0)
+ return cpu_uV;
+
+ return tegra20_core_rtc_update(tegra, core_rdev, rtc_rdev,
+ cpu_uV, cpu_uV);
+}
+
+static int tegra20_cpu_voltage_update(struct tegra_regulator_coupler *tegra,
+ struct regulator_dev *cpu_rdev,
+ struct regulator_dev *core_rdev,
+ struct regulator_dev *rtc_rdev)
+{
+ int cpu_min_uV_consumers = 0;
+ int cpu_max_uV = INT_MAX;
+ int cpu_min_uV = 0;
+ int cpu_uV;
+ int err;
+
+ err = regulator_check_voltage(cpu_rdev, &cpu_min_uV, &cpu_max_uV);
+ if (err)
+ return err;
+
+ err = regulator_check_consumers(cpu_rdev, &cpu_min_uV, &cpu_max_uV,
+ PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ err = regulator_check_consumers(cpu_rdev, &cpu_min_uV_consumers,
+ &cpu_max_uV, PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ cpu_uV = regulator_get_voltage_rdev(cpu_rdev);
+ if (cpu_uV < 0)
+ return cpu_uV;
+
+ /* store boot voltage level */
+ if (!tegra->cpu_min_uV)
+ tegra->cpu_min_uV = cpu_uV;
+
+ /*
+ * CPU's regulator may not have any consumers, hence the voltage
+ * must not be changed in that case because CPU simply won't
+ * survive the voltage drop if it's running on a higher frequency.
+ */
+ if (!cpu_min_uV_consumers)
+ cpu_min_uV = cpu_uV;
+
+ /* restore boot voltage level */
+ if (tegra->sys_reboot_mode)
+ cpu_min_uV = max(cpu_min_uV, tegra->cpu_min_uV);
+
+ /* prepare voltage level for suspend */
+ if (tegra->sys_suspend_mode)
+ cpu_min_uV = clamp(tegra20_cpu_nominal_uV(),
+ cpu_min_uV, cpu_max_uV);
+
+ if (cpu_min_uV > cpu_uV) {
+ err = tegra20_core_rtc_update(tegra, core_rdev, rtc_rdev,
+ cpu_uV, cpu_min_uV);
+ if (err)
+ return err;
+
+ err = regulator_set_voltage_rdev(cpu_rdev, cpu_min_uV,
+ cpu_max_uV, PM_SUSPEND_ON);
+ if (err)
+ return err;
+ } else if (cpu_min_uV < cpu_uV) {
+ err = regulator_set_voltage_rdev(cpu_rdev, cpu_min_uV,
+ cpu_max_uV, PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ err = tegra20_core_rtc_update(tegra, core_rdev, rtc_rdev,
+ cpu_uV, cpu_min_uV);
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+
+static int tegra20_regulator_balance_voltage(struct regulator_coupler *coupler,
+ struct regulator_dev *rdev,
+ suspend_state_t state)
+{
+ struct tegra_regulator_coupler *tegra = to_tegra_coupler(coupler);
+ struct regulator_dev *core_rdev = tegra->core_rdev;
+ struct regulator_dev *cpu_rdev = tegra->cpu_rdev;
+ struct regulator_dev *rtc_rdev = tegra->rtc_rdev;
+
+ if ((core_rdev != rdev && cpu_rdev != rdev && rtc_rdev != rdev) ||
+ state != PM_SUSPEND_ON) {
+ pr_err("regulators are not coupled properly\n");
+ return -EINVAL;
+ }
+
+ tegra->sys_reboot_mode = READ_ONCE(tegra->sys_reboot_mode_req);
+ tegra->sys_suspend_mode = READ_ONCE(tegra->sys_suspend_mode_req);
+
+ if (rdev == cpu_rdev)
+ return tegra20_cpu_voltage_update(tegra, cpu_rdev,
+ core_rdev, rtc_rdev);
+
+ if (rdev == core_rdev)
+ return tegra20_core_voltage_update(tegra, cpu_rdev,
+ core_rdev, rtc_rdev);
+
+ pr_err("changing %s voltage not permitted\n", rdev_get_name(rtc_rdev));
+
+ return -EPERM;
+}
+
+static int tegra20_regulator_prepare_suspend(struct tegra_regulator_coupler *tegra,
+ bool sys_suspend_mode)
+{
+ int err;
+
+ if (!tegra->core_rdev || !tegra->rtc_rdev || !tegra->cpu_rdev)
+ return 0;
+
+ /*
+ * All power domains are enabled early during resume from suspend
+ * by GENPD core. Domains like VENC may require a higher voltage
+ * when enabled during resume from suspend. This also prepares
+ * hardware for resuming from LP0.
+ */
+
+ WRITE_ONCE(tegra->sys_suspend_mode_req, sys_suspend_mode);
+
+ err = regulator_sync_voltage_rdev(tegra->cpu_rdev);
+ if (err)
+ return err;
+
+ err = regulator_sync_voltage_rdev(tegra->core_rdev);
+ if (err)
+ return err;
+
+ return 0;
+}
+
+static int tegra20_regulator_suspend(struct notifier_block *notifier,
+ unsigned long mode, void *arg)
+{
+ struct tegra_regulator_coupler *tegra;
+ int ret = 0;
+
+ tegra = container_of(notifier, struct tegra_regulator_coupler,
+ suspend_notifier);
+
+ switch (mode) {
+ case PM_HIBERNATION_PREPARE:
+ case PM_RESTORE_PREPARE:
+ case PM_SUSPEND_PREPARE:
+ ret = tegra20_regulator_prepare_suspend(tegra, true);
+ break;
+
+ case PM_POST_HIBERNATION:
+ case PM_POST_RESTORE:
+ case PM_POST_SUSPEND:
+ ret = tegra20_regulator_prepare_suspend(tegra, false);
+ break;
+ }
+
+ if (ret)
+ pr_err("failed to prepare regulators: %d\n", ret);
+
+ return notifier_from_errno(ret);
+}
+
+static int tegra20_regulator_prepare_reboot(struct tegra_regulator_coupler *tegra,
+ bool sys_reboot_mode)
+{
+ int err;
+
+ if (!tegra->core_rdev || !tegra->rtc_rdev || !tegra->cpu_rdev)
+ return 0;
+
+ WRITE_ONCE(tegra->sys_reboot_mode_req, true);
+
+ /*
+ * Some devices use CPU soft-reboot method and in this case we
+ * should ensure that voltages are sane for the reboot by restoring
+ * the minimum boot levels.
+ */
+ err = regulator_sync_voltage_rdev(tegra->cpu_rdev);
+ if (err)
+ return err;
+
+ err = regulator_sync_voltage_rdev(tegra->core_rdev);
+ if (err)
+ return err;
+
+ WRITE_ONCE(tegra->sys_reboot_mode_req, sys_reboot_mode);
+
+ return 0;
+}
+
+static int tegra20_regulator_reboot(struct notifier_block *notifier,
+ unsigned long event, void *cmd)
+{
+ struct tegra_regulator_coupler *tegra;
+ int ret;
+
+ if (event != SYS_RESTART)
+ return NOTIFY_DONE;
+
+ tegra = container_of(notifier, struct tegra_regulator_coupler,
+ reboot_notifier);
+
+ ret = tegra20_regulator_prepare_reboot(tegra, true);
+
+ return notifier_from_errno(ret);
+}
+
+static int tegra20_regulator_attach(struct regulator_coupler *coupler,
+ struct regulator_dev *rdev)
+{
+ struct tegra_regulator_coupler *tegra = to_tegra_coupler(coupler);
+ struct device_node *np = rdev->dev.of_node;
+
+ if (of_property_read_bool(np, "nvidia,tegra-core-regulator") &&
+ !tegra->core_rdev) {
+ tegra->core_rdev = rdev;
+ return 0;
+ }
+
+ if (of_property_read_bool(np, "nvidia,tegra-rtc-regulator") &&
+ !tegra->rtc_rdev) {
+ tegra->rtc_rdev = rdev;
+ return 0;
+ }
+
+ if (of_property_read_bool(np, "nvidia,tegra-cpu-regulator") &&
+ !tegra->cpu_rdev) {
+ tegra->cpu_rdev = rdev;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static int tegra20_regulator_detach(struct regulator_coupler *coupler,
+ struct regulator_dev *rdev)
+{
+ struct tegra_regulator_coupler *tegra = to_tegra_coupler(coupler);
+
+ /*
+ * We don't expect regulators to be decoupled during reboot,
+ * this may race with the reboot handler and shouldn't ever
+ * happen in practice.
+ */
+ if (WARN_ON_ONCE(system_state > SYSTEM_RUNNING))
+ return -EPERM;
+
+ if (tegra->core_rdev == rdev) {
+ tegra->core_rdev = NULL;
+ return 0;
+ }
+
+ if (tegra->rtc_rdev == rdev) {
+ tegra->rtc_rdev = NULL;
+ return 0;
+ }
+
+ if (tegra->cpu_rdev == rdev) {
+ tegra->cpu_rdev = NULL;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static struct tegra_regulator_coupler tegra20_coupler = {
+ .coupler = {
+ .attach_regulator = tegra20_regulator_attach,
+ .detach_regulator = tegra20_regulator_detach,
+ .balance_voltage = tegra20_regulator_balance_voltage,
+ },
+ .reboot_notifier.notifier_call = tegra20_regulator_reboot,
+ .suspend_notifier.notifier_call = tegra20_regulator_suspend,
+};
+
+static int __init tegra_regulator_coupler_init(void)
+{
+ int err;
+
+ if (!of_machine_is_compatible("nvidia,tegra20"))
+ return 0;
+
+ err = register_reboot_notifier(&tegra20_coupler.reboot_notifier);
+ WARN_ON(err);
+
+ err = register_pm_notifier(&tegra20_coupler.suspend_notifier);
+ WARN_ON(err);
+
+ return regulator_coupler_register(&tegra20_coupler.coupler);
+}
+arch_initcall(tegra_regulator_coupler_init);
diff --git a/drivers/soc/tegra/regulators-tegra30.c b/drivers/soc/tegra/regulators-tegra30.c
new file mode 100644
index 0000000000..8fd43c6891
--- /dev/null
+++ b/drivers/soc/tegra/regulators-tegra30.c
@@ -0,0 +1,534 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Voltage regulators coupler for NVIDIA Tegra30
+ * Copyright (C) 2019 GRATE-DRIVER project
+ *
+ * Voltage constraints borrowed from downstream kernel sources
+ * Copyright (C) 2010-2011 NVIDIA Corporation
+ */
+
+#define pr_fmt(fmt) "tegra voltage-coupler: " fmt
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/of.h>
+#include <linux/reboot.h>
+#include <linux/regulator/coupler.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/machine.h>
+#include <linux/suspend.h>
+
+#include <soc/tegra/fuse.h>
+#include <soc/tegra/pmc.h>
+
+struct tegra_regulator_coupler {
+ struct regulator_coupler coupler;
+ struct regulator_dev *core_rdev;
+ struct regulator_dev *cpu_rdev;
+ struct notifier_block reboot_notifier;
+ struct notifier_block suspend_notifier;
+ int core_min_uV, cpu_min_uV;
+ bool sys_reboot_mode_req;
+ bool sys_reboot_mode;
+ bool sys_suspend_mode_req;
+ bool sys_suspend_mode;
+};
+
+static inline struct tegra_regulator_coupler *
+to_tegra_coupler(struct regulator_coupler *coupler)
+{
+ return container_of(coupler, struct tegra_regulator_coupler, coupler);
+}
+
+static int tegra30_core_limit(struct tegra_regulator_coupler *tegra,
+ struct regulator_dev *core_rdev)
+{
+ int core_min_uV = 0;
+ int core_max_uV;
+ int core_cur_uV;
+ int err;
+
+ /*
+ * Tegra30 SoC has critical DVFS-capable devices that are
+ * permanently-active or active at a boot time, like EMC
+ * (DRAM controller) or Display controller for example.
+ *
+ * The voltage of a CORE SoC power domain shall not be dropped below
+ * a minimum level, which is determined by device's clock rate.
+ * This means that we can't fully allow CORE voltage scaling until
+ * the state of all DVFS-critical CORE devices is synced.
+ */
+ if (tegra_pmc_core_domain_state_synced() && !tegra->sys_reboot_mode) {
+ pr_info_once("voltage state synced\n");
+ return 0;
+ }
+
+ if (tegra->core_min_uV > 0)
+ return tegra->core_min_uV;
+
+ core_cur_uV = regulator_get_voltage_rdev(core_rdev);
+ if (core_cur_uV < 0)
+ return core_cur_uV;
+
+ core_max_uV = max(core_cur_uV, 1200000);
+
+ err = regulator_check_voltage(core_rdev, &core_min_uV, &core_max_uV);
+ if (err)
+ return err;
+
+ /*
+ * Limit minimum CORE voltage to a value left from bootloader or,
+ * if it's unreasonably low value, to the most common 1.2v or to
+ * whatever maximum value defined via board's device-tree.
+ */
+ tegra->core_min_uV = core_max_uV;
+
+ pr_info("core voltage initialized to %duV\n", tegra->core_min_uV);
+
+ return tegra->core_min_uV;
+}
+
+static int tegra30_core_cpu_limit(int cpu_uV)
+{
+ if (cpu_uV < 800000)
+ return 950000;
+
+ if (cpu_uV < 900000)
+ return 1000000;
+
+ if (cpu_uV < 1000000)
+ return 1100000;
+
+ if (cpu_uV < 1100000)
+ return 1200000;
+
+ if (cpu_uV < 1250000) {
+ switch (tegra_sku_info.cpu_speedo_id) {
+ case 0 ... 1:
+ case 4:
+ case 7 ... 8:
+ return 1200000;
+
+ default:
+ return 1300000;
+ }
+ }
+
+ return -EINVAL;
+}
+
+static int tegra30_cpu_nominal_uV(void)
+{
+ switch (tegra_sku_info.cpu_speedo_id) {
+ case 10 ... 11:
+ return 850000;
+
+ case 9:
+ return 912000;
+
+ case 1 ... 3:
+ case 7 ... 8:
+ return 1050000;
+
+ default:
+ return 1125000;
+
+ case 4 ... 6:
+ case 12 ... 13:
+ return 1237000;
+ }
+}
+
+static int tegra30_core_nominal_uV(void)
+{
+ switch (tegra_sku_info.soc_speedo_id) {
+ case 0:
+ return 1200000;
+
+ case 1:
+ if (tegra_sku_info.cpu_speedo_id != 7 &&
+ tegra_sku_info.cpu_speedo_id != 8)
+ return 1200000;
+
+ fallthrough;
+
+ case 2:
+ if (tegra_sku_info.cpu_speedo_id != 13)
+ return 1300000;
+
+ return 1350000;
+
+ default:
+ return 1250000;
+ }
+}
+
+static int tegra30_voltage_update(struct tegra_regulator_coupler *tegra,
+ struct regulator_dev *cpu_rdev,
+ struct regulator_dev *core_rdev)
+{
+ int core_min_uV, core_max_uV = INT_MAX;
+ int cpu_min_uV, cpu_max_uV = INT_MAX;
+ int cpu_min_uV_consumers = 0;
+ int core_min_limited_uV;
+ int core_target_uV;
+ int cpu_target_uV;
+ int core_max_step;
+ int cpu_max_step;
+ int max_spread;
+ int core_uV;
+ int cpu_uV;
+ int err;
+
+ /*
+ * CPU voltage should not got lower than 300mV from the CORE.
+ * CPU voltage should stay below the CORE by 100mV+, depending
+ * by the CORE voltage. This applies to all Tegra30 SoC's.
+ */
+ max_spread = cpu_rdev->constraints->max_spread[0];
+ cpu_max_step = cpu_rdev->constraints->max_uV_step;
+ core_max_step = core_rdev->constraints->max_uV_step;
+
+ if (!max_spread) {
+ pr_err_once("cpu-core max-spread is undefined in device-tree\n");
+ max_spread = 300000;
+ }
+
+ if (!cpu_max_step) {
+ pr_err_once("cpu max-step is undefined in device-tree\n");
+ cpu_max_step = 150000;
+ }
+
+ if (!core_max_step) {
+ pr_err_once("core max-step is undefined in device-tree\n");
+ core_max_step = 150000;
+ }
+
+ /*
+ * The CORE voltage scaling is currently not hooked up in drivers,
+ * hence we will limit the minimum CORE voltage to a reasonable value.
+ * This should be good enough for the time being.
+ */
+ core_min_uV = tegra30_core_limit(tegra, core_rdev);
+ if (core_min_uV < 0)
+ return core_min_uV;
+
+ err = regulator_check_consumers(core_rdev, &core_min_uV, &core_max_uV,
+ PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ /* prepare voltage level for suspend */
+ if (tegra->sys_suspend_mode)
+ core_min_uV = clamp(tegra30_core_nominal_uV(),
+ core_min_uV, core_max_uV);
+
+ core_uV = regulator_get_voltage_rdev(core_rdev);
+ if (core_uV < 0)
+ return core_uV;
+
+ cpu_min_uV = core_min_uV - max_spread;
+
+ err = regulator_check_consumers(cpu_rdev, &cpu_min_uV, &cpu_max_uV,
+ PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ err = regulator_check_consumers(cpu_rdev, &cpu_min_uV_consumers,
+ &cpu_max_uV, PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ err = regulator_check_voltage(cpu_rdev, &cpu_min_uV, &cpu_max_uV);
+ if (err)
+ return err;
+
+ cpu_uV = regulator_get_voltage_rdev(cpu_rdev);
+ if (cpu_uV < 0)
+ return cpu_uV;
+
+ /* store boot voltage level */
+ if (!tegra->cpu_min_uV)
+ tegra->cpu_min_uV = cpu_uV;
+
+ /*
+ * CPU's regulator may not have any consumers, hence the voltage
+ * must not be changed in that case because CPU simply won't
+ * survive the voltage drop if it's running on a higher frequency.
+ */
+ if (!cpu_min_uV_consumers)
+ cpu_min_uV = max(cpu_uV, cpu_min_uV);
+
+ /*
+ * Bootloader shall set up voltages correctly, but if it
+ * happens that there is a violation, then try to fix it
+ * at first.
+ */
+ core_min_limited_uV = tegra30_core_cpu_limit(cpu_uV);
+ if (core_min_limited_uV < 0)
+ return core_min_limited_uV;
+
+ core_min_uV = max(core_min_uV, tegra30_core_cpu_limit(cpu_min_uV));
+
+ err = regulator_check_voltage(core_rdev, &core_min_uV, &core_max_uV);
+ if (err)
+ return err;
+
+ /* restore boot voltage level */
+ if (tegra->sys_reboot_mode)
+ cpu_min_uV = max(cpu_min_uV, tegra->cpu_min_uV);
+
+ /* prepare voltage level for suspend */
+ if (tegra->sys_suspend_mode)
+ cpu_min_uV = clamp(tegra30_cpu_nominal_uV(),
+ cpu_min_uV, cpu_max_uV);
+
+ if (core_min_limited_uV > core_uV) {
+ pr_err("core voltage constraint violated: %d %d %d\n",
+ core_uV, core_min_limited_uV, cpu_uV);
+ goto update_core;
+ }
+
+ while (cpu_uV != cpu_min_uV || core_uV != core_min_uV) {
+ if (cpu_uV < cpu_min_uV) {
+ cpu_target_uV = min(cpu_uV + cpu_max_step, cpu_min_uV);
+ } else {
+ cpu_target_uV = max(cpu_uV - cpu_max_step, cpu_min_uV);
+ cpu_target_uV = max(core_uV - max_spread, cpu_target_uV);
+ }
+
+ if (cpu_uV == cpu_target_uV)
+ goto update_core;
+
+ err = regulator_set_voltage_rdev(cpu_rdev,
+ cpu_target_uV,
+ cpu_max_uV,
+ PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ cpu_uV = cpu_target_uV;
+update_core:
+ core_min_limited_uV = tegra30_core_cpu_limit(cpu_uV);
+ if (core_min_limited_uV < 0)
+ return core_min_limited_uV;
+
+ core_target_uV = max(core_min_limited_uV, core_min_uV);
+
+ if (core_uV < core_target_uV) {
+ core_target_uV = min(core_target_uV, core_uV + core_max_step);
+ core_target_uV = min(core_target_uV, cpu_uV + max_spread);
+ } else {
+ core_target_uV = max(core_target_uV, core_uV - core_max_step);
+ }
+
+ if (core_uV == core_target_uV)
+ continue;
+
+ err = regulator_set_voltage_rdev(core_rdev,
+ core_target_uV,
+ core_max_uV,
+ PM_SUSPEND_ON);
+ if (err)
+ return err;
+
+ core_uV = core_target_uV;
+ }
+
+ return 0;
+}
+
+static int tegra30_regulator_balance_voltage(struct regulator_coupler *coupler,
+ struct regulator_dev *rdev,
+ suspend_state_t state)
+{
+ struct tegra_regulator_coupler *tegra = to_tegra_coupler(coupler);
+ struct regulator_dev *core_rdev = tegra->core_rdev;
+ struct regulator_dev *cpu_rdev = tegra->cpu_rdev;
+
+ if ((core_rdev != rdev && cpu_rdev != rdev) || state != PM_SUSPEND_ON) {
+ pr_err("regulators are not coupled properly\n");
+ return -EINVAL;
+ }
+
+ tegra->sys_reboot_mode = READ_ONCE(tegra->sys_reboot_mode_req);
+ tegra->sys_suspend_mode = READ_ONCE(tegra->sys_suspend_mode_req);
+
+ return tegra30_voltage_update(tegra, cpu_rdev, core_rdev);
+}
+
+static int tegra30_regulator_prepare_suspend(struct tegra_regulator_coupler *tegra,
+ bool sys_suspend_mode)
+{
+ int err;
+
+ if (!tegra->core_rdev || !tegra->cpu_rdev)
+ return 0;
+
+ /*
+ * All power domains are enabled early during resume from suspend
+ * by GENPD core. Domains like VENC may require a higher voltage
+ * when enabled during resume from suspend. This also prepares
+ * hardware for resuming from LP0.
+ */
+
+ WRITE_ONCE(tegra->sys_suspend_mode_req, sys_suspend_mode);
+
+ err = regulator_sync_voltage_rdev(tegra->cpu_rdev);
+ if (err)
+ return err;
+
+ err = regulator_sync_voltage_rdev(tegra->core_rdev);
+ if (err)
+ return err;
+
+ return 0;
+}
+
+static int tegra30_regulator_suspend(struct notifier_block *notifier,
+ unsigned long mode, void *arg)
+{
+ struct tegra_regulator_coupler *tegra;
+ int ret = 0;
+
+ tegra = container_of(notifier, struct tegra_regulator_coupler,
+ suspend_notifier);
+
+ switch (mode) {
+ case PM_HIBERNATION_PREPARE:
+ case PM_RESTORE_PREPARE:
+ case PM_SUSPEND_PREPARE:
+ ret = tegra30_regulator_prepare_suspend(tegra, true);
+ break;
+
+ case PM_POST_HIBERNATION:
+ case PM_POST_RESTORE:
+ case PM_POST_SUSPEND:
+ ret = tegra30_regulator_prepare_suspend(tegra, false);
+ break;
+ }
+
+ if (ret)
+ pr_err("failed to prepare regulators: %d\n", ret);
+
+ return notifier_from_errno(ret);
+}
+
+static int tegra30_regulator_prepare_reboot(struct tegra_regulator_coupler *tegra,
+ bool sys_reboot_mode)
+{
+ int err;
+
+ if (!tegra->core_rdev || !tegra->cpu_rdev)
+ return 0;
+
+ WRITE_ONCE(tegra->sys_reboot_mode_req, true);
+
+ /*
+ * Some devices use CPU soft-reboot method and in this case we
+ * should ensure that voltages are sane for the reboot by restoring
+ * the minimum boot levels.
+ */
+ err = regulator_sync_voltage_rdev(tegra->cpu_rdev);
+ if (err)
+ return err;
+
+ err = regulator_sync_voltage_rdev(tegra->core_rdev);
+ if (err)
+ return err;
+
+ WRITE_ONCE(tegra->sys_reboot_mode_req, sys_reboot_mode);
+
+ return 0;
+}
+
+static int tegra30_regulator_reboot(struct notifier_block *notifier,
+ unsigned long event, void *cmd)
+{
+ struct tegra_regulator_coupler *tegra;
+ int ret;
+
+ if (event != SYS_RESTART)
+ return NOTIFY_DONE;
+
+ tegra = container_of(notifier, struct tegra_regulator_coupler,
+ reboot_notifier);
+
+ ret = tegra30_regulator_prepare_reboot(tegra, true);
+
+ return notifier_from_errno(ret);
+}
+
+static int tegra30_regulator_attach(struct regulator_coupler *coupler,
+ struct regulator_dev *rdev)
+{
+ struct tegra_regulator_coupler *tegra = to_tegra_coupler(coupler);
+ struct device_node *np = rdev->dev.of_node;
+
+ if (of_property_read_bool(np, "nvidia,tegra-core-regulator") &&
+ !tegra->core_rdev) {
+ tegra->core_rdev = rdev;
+ return 0;
+ }
+
+ if (of_property_read_bool(np, "nvidia,tegra-cpu-regulator") &&
+ !tegra->cpu_rdev) {
+ tegra->cpu_rdev = rdev;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static int tegra30_regulator_detach(struct regulator_coupler *coupler,
+ struct regulator_dev *rdev)
+{
+ struct tegra_regulator_coupler *tegra = to_tegra_coupler(coupler);
+
+ /*
+ * We don't expect regulators to be decoupled during reboot,
+ * this may race with the reboot handler and shouldn't ever
+ * happen in practice.
+ */
+ if (WARN_ON_ONCE(system_state > SYSTEM_RUNNING))
+ return -EPERM;
+
+ if (tegra->core_rdev == rdev) {
+ tegra->core_rdev = NULL;
+ return 0;
+ }
+
+ if (tegra->cpu_rdev == rdev) {
+ tegra->cpu_rdev = NULL;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static struct tegra_regulator_coupler tegra30_coupler = {
+ .coupler = {
+ .attach_regulator = tegra30_regulator_attach,
+ .detach_regulator = tegra30_regulator_detach,
+ .balance_voltage = tegra30_regulator_balance_voltage,
+ },
+ .reboot_notifier.notifier_call = tegra30_regulator_reboot,
+ .suspend_notifier.notifier_call = tegra30_regulator_suspend,
+};
+
+static int __init tegra_regulator_coupler_init(void)
+{
+ int err;
+
+ if (!of_machine_is_compatible("nvidia,tegra30"))
+ return 0;
+
+ err = register_reboot_notifier(&tegra30_coupler.reboot_notifier);
+ WARN_ON(err);
+
+ err = register_pm_notifier(&tegra30_coupler.suspend_notifier);
+ WARN_ON(err);
+
+ return regulator_coupler_register(&tegra30_coupler.coupler);
+}
+arch_initcall(tegra_regulator_coupler_init);