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-rw-r--r--arch/arm/mach-dove/Kconfig36
-rw-r--r--arch/arm/mach-dove/Makefile8
-rw-r--r--arch/arm/mach-dove/bridge-regs.h50
-rw-r--r--arch/arm/mach-dove/cm-a510.c94
-rw-r--r--arch/arm/mach-dove/common.c451
-rw-r--r--arch/arm/mach-dove/common.h46
-rw-r--r--arch/arm/mach-dove/dove-db-setup.c101
-rw-r--r--arch/arm/mach-dove/dove.h185
-rw-r--r--arch/arm/mach-dove/irq.c81
-rw-r--r--arch/arm/mach-dove/irqs.h89
-rw-r--r--arch/arm/mach-dove/mpp.c159
-rw-r--r--arch/arm/mach-dove/mpp.h197
-rw-r--r--arch/arm/mach-dove/pcie.c226
-rw-r--r--arch/arm/mach-dove/pm.h58
14 files changed, 1781 insertions, 0 deletions
diff --git a/arch/arm/mach-dove/Kconfig b/arch/arm/mach-dove/Kconfig
new file mode 100644
index 000000000..2252f465c
--- /dev/null
+++ b/arch/arm/mach-dove/Kconfig
@@ -0,0 +1,36 @@
+# SPDX-License-Identifier: GPL-2.0
+menuconfig ARCH_DOVE
+ bool "Marvell Dove" if ARCH_MULTI_V7
+ depends on ATAGS
+ select CPU_PJ4
+ select GPIOLIB
+ select MVEBU_MBUS
+ select PINCTRL
+ select PINCTRL_DOVE
+ select PLAT_ORION_LEGACY
+ select PM_GENERIC_DOMAINS if PM
+ select PCI_QUIRKS if PCI
+ help
+ Support for the Marvell Dove SoC 88AP510
+
+if ARCH_DOVE
+
+config DOVE_LEGACY
+ bool
+
+config MACH_DOVE_DB
+ bool "Marvell DB-MV88AP510 Development Board"
+ select DOVE_LEGACY
+ select I2C_BOARDINFO if I2C
+ help
+ Say 'Y' here if you want your kernel to support the
+ Marvell DB-MV88AP510 Development Board.
+
+config MACH_CM_A510
+ bool "CompuLab CM-A510 Board"
+ select DOVE_LEGACY
+ help
+ Say 'Y' here if you want your kernel to support the
+ CompuLab CM-A510 Board.
+
+endif
diff --git a/arch/arm/mach-dove/Makefile b/arch/arm/mach-dove/Makefile
new file mode 100644
index 000000000..da373a576
--- /dev/null
+++ b/arch/arm/mach-dove/Makefile
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0
+ccflags-y := -I$(srctree)/arch/arm/plat-orion/include
+
+obj-y += common.o
+obj-$(CONFIG_DOVE_LEGACY) += irq.o mpp.o
+obj-$(CONFIG_PCI) += pcie.o
+obj-$(CONFIG_MACH_DOVE_DB) += dove-db-setup.o
+obj-$(CONFIG_MACH_CM_A510) += cm-a510.o
diff --git a/arch/arm/mach-dove/bridge-regs.h b/arch/arm/mach-dove/bridge-regs.h
new file mode 100644
index 000000000..6fbc152d0
--- /dev/null
+++ b/arch/arm/mach-dove/bridge-regs.h
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Mbus-L to Mbus Bridge Registers */
+
+#ifndef __ASM_ARCH_BRIDGE_REGS_H
+#define __ASM_ARCH_BRIDGE_REGS_H
+
+#include "dove.h"
+
+#define CPU_CONFIG (BRIDGE_VIRT_BASE + 0x0000)
+
+#define CPU_CONTROL (BRIDGE_VIRT_BASE + 0x0104)
+#define CPU_CTRL_PCIE0_LINK 0x00000001
+#define CPU_RESET 0x00000002
+#define CPU_CTRL_PCIE1_LINK 0x00000008
+
+#define RSTOUTn_MASK (BRIDGE_VIRT_BASE + 0x0108)
+#define RSTOUTn_MASK_PHYS (BRIDGE_PHYS_BASE + 0x0108)
+#define SOFT_RESET_OUT_EN 0x00000004
+
+#define SYSTEM_SOFT_RESET (BRIDGE_VIRT_BASE + 0x010c)
+#define SOFT_RESET 0x00000001
+
+#define BRIDGE_CAUSE (BRIDGE_VIRT_BASE + 0x0110)
+#define BRIDGE_INT_TIMER1_CLR (~0x0004)
+
+#define IRQ_VIRT_BASE (BRIDGE_VIRT_BASE + 0x0200)
+#define IRQ_CAUSE_LOW_OFF 0x0000
+#define IRQ_MASK_LOW_OFF 0x0004
+#define FIQ_MASK_LOW_OFF 0x0008
+#define ENDPOINT_MASK_LOW_OFF 0x000c
+#define IRQ_CAUSE_HIGH_OFF 0x0010
+#define IRQ_MASK_HIGH_OFF 0x0014
+#define FIQ_MASK_HIGH_OFF 0x0018
+#define ENDPOINT_MASK_HIGH_OFF 0x001c
+#define PCIE_INTERRUPT_MASK_OFF 0x0020
+
+#define IRQ_MASK_LOW (IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF)
+#define FIQ_MASK_LOW (IRQ_VIRT_BASE + FIQ_MASK_LOW_OFF)
+#define ENDPOINT_MASK_LOW (IRQ_VIRT_BASE + ENDPOINT_MASK_LOW_OFF)
+#define IRQ_MASK_HIGH (IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF)
+#define FIQ_MASK_HIGH (IRQ_VIRT_BASE + FIQ_MASK_HIGH_OFF)
+#define ENDPOINT_MASK_HIGH (IRQ_VIRT_BASE + ENDPOINT_MASK_HIGH_OFF)
+#define PCIE_INTERRUPT_MASK (IRQ_VIRT_BASE + PCIE_INTERRUPT_MASK_OFF)
+
+#define POWER_MANAGEMENT (BRIDGE_VIRT_BASE + 0x011c)
+
+#define TIMER_VIRT_BASE (BRIDGE_VIRT_BASE + 0x0300)
+#define TIMER_PHYS_BASE (BRIDGE_PHYS_BASE + 0x0300)
+
+#endif
diff --git a/arch/arm/mach-dove/cm-a510.c b/arch/arm/mach-dove/cm-a510.c
new file mode 100644
index 000000000..beb532537
--- /dev/null
+++ b/arch/arm/mach-dove/cm-a510.c
@@ -0,0 +1,94 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * arch/arm/mach-dove/cm-a510.c
+ *
+ * Copyright (C) 2010 CompuLab, Ltd.
+ * Konstantin Sinyuk <kostyas@compulab.co.il>
+ *
+ * Based on Marvell DB-MV88AP510-BP Development Board Setup
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include "dove.h"
+#include "common.h"
+
+static struct mv643xx_eth_platform_data cm_a510_ge00_data = {
+ .phy_addr = MV643XX_ETH_PHY_ADDR_DEFAULT,
+};
+
+static struct mv_sata_platform_data cm_a510_sata_data = {
+ .n_ports = 1,
+};
+
+/*
+ * SPI Devices:
+ * SPI0: 1M Flash Winbond w25q32bv
+ */
+static const struct flash_platform_data cm_a510_spi_flash_data = {
+ .type = "w25q32bv",
+};
+
+static struct spi_board_info __initdata cm_a510_spi_flash_info[] = {
+ {
+ .modalias = "m25p80",
+ .platform_data = &cm_a510_spi_flash_data,
+ .irq = -1,
+ .max_speed_hz = 20000000,
+ .bus_num = 0,
+ .chip_select = 0,
+ },
+};
+
+static int __init cm_a510_pci_init(void)
+{
+ if (machine_is_cm_a510())
+ dove_pcie_init(1, 1);
+
+ return 0;
+}
+
+subsys_initcall(cm_a510_pci_init);
+
+/* Board Init */
+static void __init cm_a510_init(void)
+{
+ /*
+ * Basic Dove setup. Needs to be called early.
+ */
+ dove_init();
+
+ dove_ge00_init(&cm_a510_ge00_data);
+ dove_ehci0_init();
+ dove_ehci1_init();
+ dove_sata_init(&cm_a510_sata_data);
+ dove_sdio0_init();
+ dove_sdio1_init();
+ dove_spi0_init();
+ dove_spi1_init();
+ dove_uart0_init();
+ dove_uart1_init();
+ dove_i2c_init();
+ spi_register_board_info(cm_a510_spi_flash_info,
+ ARRAY_SIZE(cm_a510_spi_flash_info));
+}
+
+MACHINE_START(CM_A510, "Compulab CM-A510 Board")
+ .atag_offset = 0x100,
+ .nr_irqs = DOVE_NR_IRQS,
+ .init_machine = cm_a510_init,
+ .map_io = dove_map_io,
+ .init_early = dove_init_early,
+ .init_irq = dove_init_irq,
+ .init_time = dove_timer_init,
+ .restart = dove_restart,
+MACHINE_END
diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c
new file mode 100644
index 000000000..cd4ae7e47
--- /dev/null
+++ b/arch/arm/mach-dove/common.c
@@ -0,0 +1,451 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * arch/arm/mach-dove/common.c
+ *
+ * Core functions for Marvell Dove 88AP510 System On Chip
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/dma-mapping.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/platform_data/dma-mv_xor.h>
+#include <linux/platform_data/usb-ehci-orion.h>
+#include <linux/platform_device.h>
+#include <linux/soc/dove/pmu.h>
+#include <asm/hardware/cache-tauros2.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/time.h>
+#include <plat/common.h>
+#include <plat/irq.h>
+#include <plat/time.h>
+#include "bridge-regs.h"
+#include "pm.h"
+#include "common.h"
+
+/* These can go away once Dove uses the mvebu-mbus DT binding */
+#define DOVE_MBUS_PCIE0_MEM_TARGET 0x4
+#define DOVE_MBUS_PCIE0_MEM_ATTR 0xe8
+#define DOVE_MBUS_PCIE0_IO_TARGET 0x4
+#define DOVE_MBUS_PCIE0_IO_ATTR 0xe0
+#define DOVE_MBUS_PCIE1_MEM_TARGET 0x8
+#define DOVE_MBUS_PCIE1_MEM_ATTR 0xe8
+#define DOVE_MBUS_PCIE1_IO_TARGET 0x8
+#define DOVE_MBUS_PCIE1_IO_ATTR 0xe0
+#define DOVE_MBUS_CESA_TARGET 0x3
+#define DOVE_MBUS_CESA_ATTR 0x1
+#define DOVE_MBUS_BOOTROM_TARGET 0x1
+#define DOVE_MBUS_BOOTROM_ATTR 0xfd
+#define DOVE_MBUS_SCRATCHPAD_TARGET 0xd
+#define DOVE_MBUS_SCRATCHPAD_ATTR 0x0
+
+/*****************************************************************************
+ * I/O Address Mapping
+ ****************************************************************************/
+static struct map_desc __maybe_unused dove_io_desc[] __initdata = {
+ {
+ .virtual = (unsigned long) DOVE_SB_REGS_VIRT_BASE,
+ .pfn = __phys_to_pfn(DOVE_SB_REGS_PHYS_BASE),
+ .length = DOVE_SB_REGS_SIZE,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long) DOVE_NB_REGS_VIRT_BASE,
+ .pfn = __phys_to_pfn(DOVE_NB_REGS_PHYS_BASE),
+ .length = DOVE_NB_REGS_SIZE,
+ .type = MT_DEVICE,
+ },
+};
+
+void __init dove_map_io(void)
+{
+ iotable_init(dove_io_desc, ARRAY_SIZE(dove_io_desc));
+}
+
+/*****************************************************************************
+ * CLK tree
+ ****************************************************************************/
+static int dove_tclk;
+
+static DEFINE_SPINLOCK(gating_lock);
+static struct clk *tclk;
+
+static struct clk __init *dove_register_gate(const char *name,
+ const char *parent, u8 bit_idx)
+{
+ return clk_register_gate(NULL, name, parent, 0,
+ (void __iomem *)CLOCK_GATING_CONTROL,
+ bit_idx, 0, &gating_lock);
+}
+
+static void __init dove_clk_init(void)
+{
+ struct clk *usb0, *usb1, *sata, *pex0, *pex1, *sdio0, *sdio1;
+ struct clk *nand, *camera, *i2s0, *i2s1, *crypto, *ac97, *pdma;
+ struct clk *xor0, *xor1, *ge, *gephy;
+
+ tclk = clk_register_fixed_rate(NULL, "tclk", NULL, 0, dove_tclk);
+
+ usb0 = dove_register_gate("usb0", "tclk", CLOCK_GATING_BIT_USB0);
+ usb1 = dove_register_gate("usb1", "tclk", CLOCK_GATING_BIT_USB1);
+ sata = dove_register_gate("sata", "tclk", CLOCK_GATING_BIT_SATA);
+ pex0 = dove_register_gate("pex0", "tclk", CLOCK_GATING_BIT_PCIE0);
+ pex1 = dove_register_gate("pex1", "tclk", CLOCK_GATING_BIT_PCIE1);
+ sdio0 = dove_register_gate("sdio0", "tclk", CLOCK_GATING_BIT_SDIO0);
+ sdio1 = dove_register_gate("sdio1", "tclk", CLOCK_GATING_BIT_SDIO1);
+ nand = dove_register_gate("nand", "tclk", CLOCK_GATING_BIT_NAND);
+ camera = dove_register_gate("camera", "tclk", CLOCK_GATING_BIT_CAMERA);
+ i2s0 = dove_register_gate("i2s0", "tclk", CLOCK_GATING_BIT_I2S0);
+ i2s1 = dove_register_gate("i2s1", "tclk", CLOCK_GATING_BIT_I2S1);
+ crypto = dove_register_gate("crypto", "tclk", CLOCK_GATING_BIT_CRYPTO);
+ ac97 = dove_register_gate("ac97", "tclk", CLOCK_GATING_BIT_AC97);
+ pdma = dove_register_gate("pdma", "tclk", CLOCK_GATING_BIT_PDMA);
+ xor0 = dove_register_gate("xor0", "tclk", CLOCK_GATING_BIT_XOR0);
+ xor1 = dove_register_gate("xor1", "tclk", CLOCK_GATING_BIT_XOR1);
+ gephy = dove_register_gate("gephy", "tclk", CLOCK_GATING_BIT_GIGA_PHY);
+ ge = dove_register_gate("ge", "gephy", CLOCK_GATING_BIT_GBE);
+
+ orion_clkdev_add(NULL, "orion_spi.0", tclk);
+ orion_clkdev_add(NULL, "orion_spi.1", tclk);
+ orion_clkdev_add(NULL, "orion_wdt", tclk);
+ orion_clkdev_add(NULL, "mv64xxx_i2c.0", tclk);
+
+ orion_clkdev_add(NULL, "orion-ehci.0", usb0);
+ orion_clkdev_add(NULL, "orion-ehci.1", usb1);
+ orion_clkdev_add(NULL, "mv643xx_eth_port.0", ge);
+ orion_clkdev_add(NULL, "sata_mv.0", sata);
+ orion_clkdev_add("0", "pcie", pex0);
+ orion_clkdev_add("1", "pcie", pex1);
+ orion_clkdev_add(NULL, "sdhci-dove.0", sdio0);
+ orion_clkdev_add(NULL, "sdhci-dove.1", sdio1);
+ orion_clkdev_add(NULL, "orion_nand", nand);
+ orion_clkdev_add(NULL, "cafe1000-ccic.0", camera);
+ orion_clkdev_add(NULL, "mvebu-audio.0", i2s0);
+ orion_clkdev_add(NULL, "mvebu-audio.1", i2s1);
+ orion_clkdev_add(NULL, "mv_crypto", crypto);
+ orion_clkdev_add(NULL, "dove-ac97", ac97);
+ orion_clkdev_add(NULL, "dove-pdma", pdma);
+ orion_clkdev_add(NULL, MV_XOR_NAME ".0", xor0);
+ orion_clkdev_add(NULL, MV_XOR_NAME ".1", xor1);
+}
+
+/*****************************************************************************
+ * EHCI0
+ ****************************************************************************/
+void __init dove_ehci0_init(void)
+{
+ orion_ehci_init(DOVE_USB0_PHYS_BASE, IRQ_DOVE_USB0, EHCI_PHY_NA);
+}
+
+/*****************************************************************************
+ * EHCI1
+ ****************************************************************************/
+void __init dove_ehci1_init(void)
+{
+ orion_ehci_1_init(DOVE_USB1_PHYS_BASE, IRQ_DOVE_USB1);
+}
+
+/*****************************************************************************
+ * GE00
+ ****************************************************************************/
+void __init dove_ge00_init(struct mv643xx_eth_platform_data *eth_data)
+{
+ orion_ge00_init(eth_data, DOVE_GE00_PHYS_BASE,
+ IRQ_DOVE_GE00_SUM, IRQ_DOVE_GE00_ERR,
+ 1600);
+}
+
+/*****************************************************************************
+ * SoC RTC
+ ****************************************************************************/
+static void __init dove_rtc_init(void)
+{
+ orion_rtc_init(DOVE_RTC_PHYS_BASE, IRQ_DOVE_RTC);
+}
+
+/*****************************************************************************
+ * SATA
+ ****************************************************************************/
+void __init dove_sata_init(struct mv_sata_platform_data *sata_data)
+{
+ orion_sata_init(sata_data, DOVE_SATA_PHYS_BASE, IRQ_DOVE_SATA);
+
+}
+
+/*****************************************************************************
+ * UART0
+ ****************************************************************************/
+void __init dove_uart0_init(void)
+{
+ orion_uart0_init(DOVE_UART0_VIRT_BASE, DOVE_UART0_PHYS_BASE,
+ IRQ_DOVE_UART_0, tclk);
+}
+
+/*****************************************************************************
+ * UART1
+ ****************************************************************************/
+void __init dove_uart1_init(void)
+{
+ orion_uart1_init(DOVE_UART1_VIRT_BASE, DOVE_UART1_PHYS_BASE,
+ IRQ_DOVE_UART_1, tclk);
+}
+
+/*****************************************************************************
+ * UART2
+ ****************************************************************************/
+void __init dove_uart2_init(void)
+{
+ orion_uart2_init(DOVE_UART2_VIRT_BASE, DOVE_UART2_PHYS_BASE,
+ IRQ_DOVE_UART_2, tclk);
+}
+
+/*****************************************************************************
+ * UART3
+ ****************************************************************************/
+void __init dove_uart3_init(void)
+{
+ orion_uart3_init(DOVE_UART3_VIRT_BASE, DOVE_UART3_PHYS_BASE,
+ IRQ_DOVE_UART_3, tclk);
+}
+
+/*****************************************************************************
+ * SPI
+ ****************************************************************************/
+void __init dove_spi0_init(void)
+{
+ orion_spi_init(DOVE_SPI0_PHYS_BASE);
+}
+
+void __init dove_spi1_init(void)
+{
+ orion_spi_1_init(DOVE_SPI1_PHYS_BASE);
+}
+
+/*****************************************************************************
+ * I2C
+ ****************************************************************************/
+void __init dove_i2c_init(void)
+{
+ orion_i2c_init(DOVE_I2C_PHYS_BASE, IRQ_DOVE_I2C, 10);
+}
+
+/*****************************************************************************
+ * Time handling
+ ****************************************************************************/
+void __init dove_init_early(void)
+{
+ orion_time_set_base(TIMER_VIRT_BASE);
+ mvebu_mbus_init("marvell,dove-mbus",
+ BRIDGE_WINS_BASE, BRIDGE_WINS_SZ,
+ DOVE_MC_WINS_BASE, DOVE_MC_WINS_SZ);
+}
+
+static int __init dove_find_tclk(void)
+{
+ return 166666667;
+}
+
+void __init dove_timer_init(void)
+{
+ dove_tclk = dove_find_tclk();
+ orion_time_init(BRIDGE_VIRT_BASE, BRIDGE_INT_TIMER1_CLR,
+ IRQ_DOVE_BRIDGE, dove_tclk);
+}
+
+/*****************************************************************************
+ * XOR 0
+ ****************************************************************************/
+static void __init dove_xor0_init(void)
+{
+ orion_xor0_init(DOVE_XOR0_PHYS_BASE, DOVE_XOR0_HIGH_PHYS_BASE,
+ IRQ_DOVE_XOR_00, IRQ_DOVE_XOR_01);
+}
+
+/*****************************************************************************
+ * XOR 1
+ ****************************************************************************/
+static void __init dove_xor1_init(void)
+{
+ orion_xor1_init(DOVE_XOR1_PHYS_BASE, DOVE_XOR1_HIGH_PHYS_BASE,
+ IRQ_DOVE_XOR_10, IRQ_DOVE_XOR_11);
+}
+
+/*****************************************************************************
+ * SDIO
+ ****************************************************************************/
+static u64 sdio_dmamask = DMA_BIT_MASK(32);
+
+static struct resource dove_sdio0_resources[] = {
+ {
+ .start = DOVE_SDIO0_PHYS_BASE,
+ .end = DOVE_SDIO0_PHYS_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_DOVE_SDIO0,
+ .end = IRQ_DOVE_SDIO0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device dove_sdio0 = {
+ .name = "sdhci-dove",
+ .id = 0,
+ .dev = {
+ .dma_mask = &sdio_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = dove_sdio0_resources,
+ .num_resources = ARRAY_SIZE(dove_sdio0_resources),
+};
+
+void __init dove_sdio0_init(void)
+{
+ platform_device_register(&dove_sdio0);
+}
+
+static struct resource dove_sdio1_resources[] = {
+ {
+ .start = DOVE_SDIO1_PHYS_BASE,
+ .end = DOVE_SDIO1_PHYS_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_DOVE_SDIO1,
+ .end = IRQ_DOVE_SDIO1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device dove_sdio1 = {
+ .name = "sdhci-dove",
+ .id = 1,
+ .dev = {
+ .dma_mask = &sdio_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = dove_sdio1_resources,
+ .num_resources = ARRAY_SIZE(dove_sdio1_resources),
+};
+
+void __init dove_sdio1_init(void)
+{
+ platform_device_register(&dove_sdio1);
+}
+
+void __init dove_setup_cpu_wins(void)
+{
+ /*
+ * The PCIe windows will no longer be statically allocated
+ * here once Dove is migrated to the pci-mvebu driver. The
+ * non-PCIe windows will no longer be created here once Dove
+ * fully moves to DT.
+ */
+ mvebu_mbus_add_window_remap_by_id(DOVE_MBUS_PCIE0_IO_TARGET,
+ DOVE_MBUS_PCIE0_IO_ATTR,
+ DOVE_PCIE0_IO_PHYS_BASE,
+ DOVE_PCIE0_IO_SIZE,
+ DOVE_PCIE0_IO_BUS_BASE);
+ mvebu_mbus_add_window_remap_by_id(DOVE_MBUS_PCIE1_IO_TARGET,
+ DOVE_MBUS_PCIE1_IO_ATTR,
+ DOVE_PCIE1_IO_PHYS_BASE,
+ DOVE_PCIE1_IO_SIZE,
+ DOVE_PCIE1_IO_BUS_BASE);
+ mvebu_mbus_add_window_by_id(DOVE_MBUS_PCIE0_MEM_TARGET,
+ DOVE_MBUS_PCIE0_MEM_ATTR,
+ DOVE_PCIE0_MEM_PHYS_BASE,
+ DOVE_PCIE0_MEM_SIZE);
+ mvebu_mbus_add_window_by_id(DOVE_MBUS_PCIE1_MEM_TARGET,
+ DOVE_MBUS_PCIE1_MEM_ATTR,
+ DOVE_PCIE1_MEM_PHYS_BASE,
+ DOVE_PCIE1_MEM_SIZE);
+ mvebu_mbus_add_window_by_id(DOVE_MBUS_CESA_TARGET,
+ DOVE_MBUS_CESA_ATTR,
+ DOVE_CESA_PHYS_BASE,
+ DOVE_CESA_SIZE);
+ mvebu_mbus_add_window_by_id(DOVE_MBUS_BOOTROM_TARGET,
+ DOVE_MBUS_BOOTROM_ATTR,
+ DOVE_BOOTROM_PHYS_BASE,
+ DOVE_BOOTROM_SIZE);
+ mvebu_mbus_add_window_by_id(DOVE_MBUS_SCRATCHPAD_TARGET,
+ DOVE_MBUS_SCRATCHPAD_ATTR,
+ DOVE_SCRATCHPAD_PHYS_BASE,
+ DOVE_SCRATCHPAD_SIZE);
+}
+
+static struct resource orion_wdt_resource[] = {
+ DEFINE_RES_MEM(TIMER_PHYS_BASE, 0x04),
+ DEFINE_RES_MEM(RSTOUTn_MASK_PHYS, 0x04),
+};
+
+static struct platform_device orion_wdt_device = {
+ .name = "orion_wdt",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(orion_wdt_resource),
+ .resource = orion_wdt_resource,
+};
+
+static void __init __maybe_unused orion_wdt_init(void)
+{
+ platform_device_register(&orion_wdt_device);
+}
+
+static const struct dove_pmu_domain_initdata pmu_domains[] __initconst = {
+ {
+ .pwr_mask = PMU_PWR_VPU_PWR_DWN_MASK,
+ .rst_mask = PMU_SW_RST_VIDEO_MASK,
+ .iso_mask = PMU_ISO_VIDEO_MASK,
+ .name = "vpu-domain",
+ }, {
+ .pwr_mask = PMU_PWR_GPU_PWR_DWN_MASK,
+ .rst_mask = PMU_SW_RST_GPU_MASK,
+ .iso_mask = PMU_ISO_GPU_MASK,
+ .name = "gpu-domain",
+ }, {
+ /* sentinel */
+ },
+};
+
+static const struct dove_pmu_initdata pmu_data __initconst = {
+ .pmc_base = DOVE_PMU_VIRT_BASE,
+ .pmu_base = DOVE_PMU_VIRT_BASE + 0x8000,
+ .irq = IRQ_DOVE_PMU,
+ .irq_domain_start = IRQ_DOVE_PMU_START,
+ .domains = pmu_domains,
+};
+
+void __init dove_init(void)
+{
+ pr_info("Dove 88AP510 SoC, TCLK = %d MHz.\n",
+ (dove_tclk + 499999) / 1000000);
+
+#ifdef CONFIG_CACHE_TAUROS2
+ tauros2_init(0);
+#endif
+ dove_setup_cpu_wins();
+
+ /* Setup root of clk tree */
+ dove_clk_init();
+
+ /* internal devices that every board has */
+ dove_init_pmu_legacy(&pmu_data);
+ dove_rtc_init();
+ dove_xor0_init();
+ dove_xor1_init();
+}
+
+void dove_restart(enum reboot_mode mode, const char *cmd)
+{
+ /*
+ * Enable soft reset to assert RSTOUTn.
+ */
+ writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK);
+
+ /*
+ * Assert soft reset.
+ */
+ writel(SOFT_RESET, SYSTEM_SOFT_RESET);
+
+ while (1)
+ ;
+}
diff --git a/arch/arm/mach-dove/common.h b/arch/arm/mach-dove/common.h
new file mode 100644
index 000000000..57ebc413d
--- /dev/null
+++ b/arch/arm/mach-dove/common.h
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * arch/arm/mach-dove/common.h
+ *
+ * Core functions for Marvell Dove 88AP510 System On Chip
+ */
+
+#ifndef __ARCH_DOVE_COMMON_H
+#define __ARCH_DOVE_COMMON_H
+
+#include <linux/reboot.h>
+
+struct mv643xx_eth_platform_data;
+struct mv_sata_platform_data;
+
+extern void dove_timer_init(void);
+
+/*
+ * Basic Dove init functions used early by machine-setup.
+ */
+void dove_map_io(void);
+void dove_init(void);
+void dove_init_early(void);
+void dove_init_irq(void);
+void dove_setup_cpu_wins(void);
+void dove_ge00_init(struct mv643xx_eth_platform_data *eth_data);
+void dove_sata_init(struct mv_sata_platform_data *sata_data);
+#ifdef CONFIG_PCI
+void dove_pcie_init(int init_port0, int init_port1);
+#else
+static inline void dove_pcie_init(int init_port0, int init_port1) { }
+#endif
+void dove_ehci0_init(void);
+void dove_ehci1_init(void);
+void dove_uart0_init(void);
+void dove_uart1_init(void);
+void dove_uart2_init(void);
+void dove_uart3_init(void);
+void dove_spi0_init(void);
+void dove_spi1_init(void);
+void dove_i2c_init(void);
+void dove_sdio0_init(void);
+void dove_sdio1_init(void);
+void dove_restart(enum reboot_mode, const char *);
+
+#endif
diff --git a/arch/arm/mach-dove/dove-db-setup.c b/arch/arm/mach-dove/dove-db-setup.c
new file mode 100644
index 000000000..d5bf54040
--- /dev/null
+++ b/arch/arm/mach-dove/dove-db-setup.c
@@ -0,0 +1,101 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * arch/arm/mach-dove/dove-db-setup.c
+ *
+ * Marvell DB-MV88AP510-BP Development Board Setup
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/rawnand.h>
+#include <linux/timer.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/i2c.h>
+#include <linux/pci.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+#include <linux/gpio.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include "dove.h"
+#include "common.h"
+
+static struct mv643xx_eth_platform_data dove_db_ge00_data = {
+ .phy_addr = MV643XX_ETH_PHY_ADDR_DEFAULT,
+};
+
+static struct mv_sata_platform_data dove_db_sata_data = {
+ .n_ports = 1,
+};
+
+/*****************************************************************************
+ * SPI Devices:
+ * SPI0: 4M Flash ST-M25P32-VMF6P
+ ****************************************************************************/
+static const struct flash_platform_data dove_db_spi_flash_data = {
+ .type = "m25p64",
+};
+
+static struct spi_board_info __initdata dove_db_spi_flash_info[] = {
+ {
+ .modalias = "m25p80",
+ .platform_data = &dove_db_spi_flash_data,
+ .irq = -1,
+ .max_speed_hz = 20000000,
+ .bus_num = 0,
+ .chip_select = 0,
+ },
+};
+
+/*****************************************************************************
+ * PCI
+ ****************************************************************************/
+static int __init dove_db_pci_init(void)
+{
+ if (machine_is_dove_db())
+ dove_pcie_init(1, 1);
+
+ return 0;
+}
+
+subsys_initcall(dove_db_pci_init);
+
+/*****************************************************************************
+ * Board Init
+ ****************************************************************************/
+static void __init dove_db_init(void)
+{
+ /*
+ * Basic Dove setup. Needs to be called early.
+ */
+ dove_init();
+
+ dove_ge00_init(&dove_db_ge00_data);
+ dove_ehci0_init();
+ dove_ehci1_init();
+ dove_sata_init(&dove_db_sata_data);
+ dove_sdio0_init();
+ dove_sdio1_init();
+ dove_spi0_init();
+ dove_spi1_init();
+ dove_uart0_init();
+ dove_uart1_init();
+ dove_i2c_init();
+ spi_register_board_info(dove_db_spi_flash_info,
+ ARRAY_SIZE(dove_db_spi_flash_info));
+}
+
+MACHINE_START(DOVE_DB, "Marvell DB-MV88AP510-BP Development Board")
+ .atag_offset = 0x100,
+ .nr_irqs = DOVE_NR_IRQS,
+ .init_machine = dove_db_init,
+ .map_io = dove_map_io,
+ .init_early = dove_init_early,
+ .init_irq = dove_init_irq,
+ .init_time = dove_timer_init,
+ .restart = dove_restart,
+MACHINE_END
diff --git a/arch/arm/mach-dove/dove.h b/arch/arm/mach-dove/dove.h
new file mode 100644
index 000000000..e5054e3b0
--- /dev/null
+++ b/arch/arm/mach-dove/dove.h
@@ -0,0 +1,185 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Generic definitions for Marvell Dove 88AP510 SoC */
+
+#ifndef __ASM_ARCH_DOVE_H
+#define __ASM_ARCH_DOVE_H
+
+#include "irqs.h"
+
+/*
+ * Marvell Dove address maps.
+ *
+ * phys virt size
+ * c8000000 fdb00000 1M Cryptographic SRAM
+ * e0000000 @runtime 128M PCIe-0 Memory space
+ * e8000000 @runtime 128M PCIe-1 Memory space
+ * f1000000 fec00000 1M on-chip south-bridge registers
+ * f1800000 fe400000 8M on-chip north-bridge registers
+ * f2000000 fee00000 1M PCIe-0 I/O space
+ * f2100000 fef00000 1M PCIe-1 I/O space
+ */
+
+#define DOVE_CESA_PHYS_BASE 0xc8000000
+#define DOVE_CESA_VIRT_BASE IOMEM(0xfdb00000)
+#define DOVE_CESA_SIZE SZ_1M
+
+#define DOVE_PCIE0_MEM_PHYS_BASE 0xe0000000
+#define DOVE_PCIE0_MEM_SIZE SZ_128M
+
+#define DOVE_PCIE1_MEM_PHYS_BASE 0xe8000000
+#define DOVE_PCIE1_MEM_SIZE SZ_128M
+
+#define DOVE_BOOTROM_PHYS_BASE 0xf8000000
+#define DOVE_BOOTROM_SIZE SZ_128M
+
+#define DOVE_SCRATCHPAD_PHYS_BASE 0xf0000000
+#define DOVE_SCRATCHPAD_VIRT_BASE IOMEM(0xfdd00000)
+#define DOVE_SCRATCHPAD_SIZE SZ_1M
+
+#define DOVE_SB_REGS_PHYS_BASE 0xf1000000
+#define DOVE_SB_REGS_VIRT_BASE IOMEM(0xfec00000)
+#define DOVE_SB_REGS_SIZE SZ_1M
+
+#define DOVE_NB_REGS_PHYS_BASE 0xf1800000
+#define DOVE_NB_REGS_VIRT_BASE IOMEM(0xfe400000)
+#define DOVE_NB_REGS_SIZE SZ_8M
+
+#define DOVE_PCIE0_IO_PHYS_BASE 0xf2000000
+#define DOVE_PCIE0_IO_BUS_BASE 0x00000000
+#define DOVE_PCIE0_IO_SIZE SZ_64K
+
+#define DOVE_PCIE1_IO_PHYS_BASE 0xf2100000
+#define DOVE_PCIE1_IO_BUS_BASE 0x00010000
+#define DOVE_PCIE1_IO_SIZE SZ_64K
+
+/*
+ * Dove Core Registers Map
+ */
+
+/* SPI, I2C, UART */
+#define DOVE_I2C_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x11000)
+#define DOVE_UART0_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x12000)
+#define DOVE_UART0_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x12000)
+#define DOVE_UART1_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x12100)
+#define DOVE_UART1_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x12100)
+#define DOVE_UART2_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x12200)
+#define DOVE_UART2_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x12200)
+#define DOVE_UART3_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x12300)
+#define DOVE_UART3_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x12300)
+#define DOVE_SPI0_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x10600)
+#define DOVE_SPI1_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x14600)
+
+/* North-South Bridge */
+#define BRIDGE_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x20000)
+#define BRIDGE_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x20000)
+#define BRIDGE_WINS_BASE (BRIDGE_PHYS_BASE)
+#define BRIDGE_WINS_SZ (0x80)
+
+/* Cryptographic Engine */
+#define DOVE_CRYPT_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x30000)
+
+/* PCIe 0 */
+#define DOVE_PCIE0_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x40000)
+
+/* USB */
+#define DOVE_USB0_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x50000)
+#define DOVE_USB1_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x51000)
+
+/* XOR 0 Engine */
+#define DOVE_XOR0_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x60800)
+#define DOVE_XOR0_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x60800)
+#define DOVE_XOR0_HIGH_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x60A00)
+#define DOVE_XOR0_HIGH_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x60A00)
+
+/* XOR 1 Engine */
+#define DOVE_XOR1_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x60900)
+#define DOVE_XOR1_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x60900)
+#define DOVE_XOR1_HIGH_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x60B00)
+#define DOVE_XOR1_HIGH_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x60B00)
+
+/* Gigabit Ethernet */
+#define DOVE_GE00_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x70000)
+
+/* PCIe 1 */
+#define DOVE_PCIE1_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x80000)
+
+/* CAFE */
+#define DOVE_SDIO0_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x92000)
+#define DOVE_SDIO1_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x90000)
+#define DOVE_CAM_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x94000)
+#define DOVE_CAFE_WIN_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x98000)
+
+/* SATA */
+#define DOVE_SATA_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0xa0000)
+
+/* I2S/SPDIF */
+#define DOVE_AUD0_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0xb0000)
+#define DOVE_AUD1_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0xb4000)
+
+/* NAND Flash Controller */
+#define DOVE_NFC_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0xc0000)
+
+/* MPP, GPIO, Reset Sampling */
+#define DOVE_MPP_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0xd0200)
+#define DOVE_PMU_MPP_GENERAL_CTRL (DOVE_MPP_VIRT_BASE + 0x10)
+#define DOVE_RESET_SAMPLE_LO (DOVE_MPP_VIRT_BASE + 0x014)
+#define DOVE_RESET_SAMPLE_HI (DOVE_MPP_VIRT_BASE + 0x018)
+#define DOVE_GPIO_LO_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0xd0400)
+#define DOVE_GPIO_HI_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0xd0420)
+#define DOVE_GPIO2_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0xe8400)
+#define DOVE_MPP_GENERAL_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0xe803c)
+#define DOVE_AU1_SPDIFO_GPIO_EN (1 << 1)
+#define DOVE_NAND_GPIO_EN (1 << 0)
+#define DOVE_MPP_CTRL4_VIRT_BASE (DOVE_GPIO_LO_VIRT_BASE + 0x40)
+#define DOVE_SPI_GPIO_SEL (1 << 5)
+#define DOVE_UART1_GPIO_SEL (1 << 4)
+#define DOVE_AU1_GPIO_SEL (1 << 3)
+#define DOVE_CAM_GPIO_SEL (1 << 2)
+#define DOVE_SD1_GPIO_SEL (1 << 1)
+#define DOVE_SD0_GPIO_SEL (1 << 0)
+
+/* Power Management */
+#define DOVE_PMU_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0xd0000)
+#define DOVE_PMU_SIG_CTRL (DOVE_PMU_VIRT_BASE + 0x802c)
+
+/* Real Time Clock */
+#define DOVE_RTC_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0xd8500)
+
+/* AC97 */
+#define DOVE_AC97_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0xe0000)
+#define DOVE_AC97_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0xe0000)
+
+/* Peripheral DMA */
+#define DOVE_PDMA_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0xe4000)
+#define DOVE_PDMA_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0xe4000)
+
+#define DOVE_GLOBAL_CONFIG_1 (DOVE_SB_REGS_VIRT_BASE + 0xe802C)
+#define DOVE_TWSI_ENABLE_OPTION1 (1 << 7)
+#define DOVE_GLOBAL_CONFIG_2 (DOVE_SB_REGS_VIRT_BASE + 0xe8030)
+#define DOVE_TWSI_ENABLE_OPTION2 (1 << 20)
+#define DOVE_TWSI_ENABLE_OPTION3 (1 << 21)
+#define DOVE_TWSI_OPTION3_GPIO (1 << 22)
+#define DOVE_SSP_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0xec000)
+#define DOVE_SSP_CTRL_STATUS_1 (DOVE_SB_REGS_VIRT_BASE + 0xe8034)
+#define DOVE_SSP_ON_AU1 (1 << 0)
+#define DOVE_SSP_CLOCK_ENABLE (1 << 1)
+#define DOVE_SSP_BPB_CLOCK_SRC_SSP (1 << 11)
+/* Memory Controller */
+#define DOVE_MC_PHYS_BASE (DOVE_NB_REGS_PHYS_BASE + 0x00000)
+#define DOVE_MC_WINS_BASE (DOVE_MC_PHYS_BASE + 0x100)
+#define DOVE_MC_WINS_SZ (0x8)
+#define DOVE_MC_VIRT_BASE (DOVE_NB_REGS_VIRT_BASE + 0x00000)
+
+/* LCD Controller */
+#define DOVE_LCD_PHYS_BASE (DOVE_NB_REGS_PHYS_BASE + 0x10000)
+#define DOVE_LCD1_PHYS_BASE (DOVE_NB_REGS_PHYS_BASE + 0x20000)
+#define DOVE_LCD2_PHYS_BASE (DOVE_NB_REGS_PHYS_BASE + 0x10000)
+#define DOVE_LCD_DCON_PHYS_BASE (DOVE_NB_REGS_PHYS_BASE + 0x30000)
+
+/* Graphic Engine */
+#define DOVE_GPU_PHYS_BASE (DOVE_NB_REGS_PHYS_BASE + 0x40000)
+
+/* Video Engine */
+#define DOVE_VPU_PHYS_BASE (DOVE_NB_REGS_PHYS_BASE + 0x400000)
+
+#endif
diff --git a/arch/arm/mach-dove/irq.c b/arch/arm/mach-dove/irq.c
new file mode 100644
index 000000000..027a8f87b
--- /dev/null
+++ b/arch/arm/mach-dove/irq.c
@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * arch/arm/mach-dove/irq.c
+ *
+ * Dove IRQ handling.
+ */
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/io.h>
+#include <asm/exception.h>
+
+#include <plat/irq.h>
+#include <plat/orion-gpio.h>
+
+#include "pm.h"
+#include "bridge-regs.h"
+#include "common.h"
+
+static int __initdata gpio0_irqs[4] = {
+ IRQ_DOVE_GPIO_0_7,
+ IRQ_DOVE_GPIO_8_15,
+ IRQ_DOVE_GPIO_16_23,
+ IRQ_DOVE_GPIO_24_31,
+};
+
+static int __initdata gpio1_irqs[4] = {
+ IRQ_DOVE_HIGH_GPIO,
+ 0,
+ 0,
+ 0,
+};
+
+static int __initdata gpio2_irqs[4] = {
+ 0,
+ 0,
+ 0,
+ 0,
+};
+
+static void __iomem *dove_irq_base = IRQ_VIRT_BASE;
+
+static asmlinkage void
+__exception_irq_entry dove_legacy_handle_irq(struct pt_regs *regs)
+{
+ u32 stat;
+
+ stat = readl_relaxed(dove_irq_base + IRQ_CAUSE_LOW_OFF);
+ stat &= readl_relaxed(dove_irq_base + IRQ_MASK_LOW_OFF);
+ if (stat) {
+ unsigned int hwirq = 1 + __fls(stat);
+ handle_IRQ(hwirq, regs);
+ return;
+ }
+ stat = readl_relaxed(dove_irq_base + IRQ_CAUSE_HIGH_OFF);
+ stat &= readl_relaxed(dove_irq_base + IRQ_MASK_HIGH_OFF);
+ if (stat) {
+ unsigned int hwirq = 33 + __fls(stat);
+ handle_IRQ(hwirq, regs);
+ return;
+ }
+}
+
+void __init dove_init_irq(void)
+{
+ orion_irq_init(1, IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF);
+ orion_irq_init(33, IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF);
+
+ set_handle_irq(dove_legacy_handle_irq);
+
+ /*
+ * Initialize gpiolib for GPIOs 0-71.
+ */
+ orion_gpio_init(0, 32, DOVE_GPIO_LO_VIRT_BASE, 0,
+ IRQ_DOVE_GPIO_START, gpio0_irqs);
+
+ orion_gpio_init(32, 32, DOVE_GPIO_HI_VIRT_BASE, 0,
+ IRQ_DOVE_GPIO_START + 32, gpio1_irqs);
+
+ orion_gpio_init(64, 8, DOVE_GPIO2_VIRT_BASE, 0,
+ IRQ_DOVE_GPIO_START + 64, gpio2_irqs);
+}
diff --git a/arch/arm/mach-dove/irqs.h b/arch/arm/mach-dove/irqs.h
new file mode 100644
index 000000000..5467098c7
--- /dev/null
+++ b/arch/arm/mach-dove/irqs.h
@@ -0,0 +1,89 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* IRQ definitions for Marvell Dove 88AP510 SoC */
+
+#ifndef __ASM_ARCH_IRQS_H
+#define __ASM_ARCH_IRQS_H
+
+/*
+ * Dove Low Interrupt Controller
+ */
+#define IRQ_DOVE_BRIDGE (1 + 0)
+#define IRQ_DOVE_H2C (1 + 1)
+#define IRQ_DOVE_C2H (1 + 2)
+#define IRQ_DOVE_NAND (1 + 3)
+#define IRQ_DOVE_PDMA (1 + 4)
+#define IRQ_DOVE_SPI1 (1 + 5)
+#define IRQ_DOVE_SPI0 (1 + 6)
+#define IRQ_DOVE_UART_0 (1 + 7)
+#define IRQ_DOVE_UART_1 (1 + 8)
+#define IRQ_DOVE_UART_2 (1 + 9)
+#define IRQ_DOVE_UART_3 (1 + 10)
+#define IRQ_DOVE_I2C (1 + 11)
+#define IRQ_DOVE_GPIO_0_7 (1 + 12)
+#define IRQ_DOVE_GPIO_8_15 (1 + 13)
+#define IRQ_DOVE_GPIO_16_23 (1 + 14)
+#define IRQ_DOVE_PCIE0_ERR (1 + 15)
+#define IRQ_DOVE_PCIE0 (1 + 16)
+#define IRQ_DOVE_PCIE1_ERR (1 + 17)
+#define IRQ_DOVE_PCIE1 (1 + 18)
+#define IRQ_DOVE_I2S0 (1 + 19)
+#define IRQ_DOVE_I2S0_ERR (1 + 20)
+#define IRQ_DOVE_I2S1 (1 + 21)
+#define IRQ_DOVE_I2S1_ERR (1 + 22)
+#define IRQ_DOVE_USB_ERR (1 + 23)
+#define IRQ_DOVE_USB0 (1 + 24)
+#define IRQ_DOVE_USB1 (1 + 25)
+#define IRQ_DOVE_GE00_RX (1 + 26)
+#define IRQ_DOVE_GE00_TX (1 + 27)
+#define IRQ_DOVE_GE00_MISC (1 + 28)
+#define IRQ_DOVE_GE00_SUM (1 + 29)
+#define IRQ_DOVE_GE00_ERR (1 + 30)
+#define IRQ_DOVE_CRYPTO (1 + 31)
+
+/*
+ * Dove High Interrupt Controller
+ */
+#define IRQ_DOVE_AC97 (1 + 32)
+#define IRQ_DOVE_PMU (1 + 33)
+#define IRQ_DOVE_CAM (1 + 34)
+#define IRQ_DOVE_SDIO0 (1 + 35)
+#define IRQ_DOVE_SDIO1 (1 + 36)
+#define IRQ_DOVE_SDIO0_WAKEUP (1 + 37)
+#define IRQ_DOVE_SDIO1_WAKEUP (1 + 38)
+#define IRQ_DOVE_XOR_00 (1 + 39)
+#define IRQ_DOVE_XOR_01 (1 + 40)
+#define IRQ_DOVE_XOR0_ERR (1 + 41)
+#define IRQ_DOVE_XOR_10 (1 + 42)
+#define IRQ_DOVE_XOR_11 (1 + 43)
+#define IRQ_DOVE_XOR1_ERR (1 + 44)
+#define IRQ_DOVE_LCD_DCON (1 + 45)
+#define IRQ_DOVE_LCD1 (1 + 46)
+#define IRQ_DOVE_LCD0 (1 + 47)
+#define IRQ_DOVE_GPU (1 + 48)
+#define IRQ_DOVE_PERFORM_MNTR (1 + 49)
+#define IRQ_DOVE_VPRO_DMA1 (1 + 51)
+#define IRQ_DOVE_SSP_TIMER (1 + 54)
+#define IRQ_DOVE_SSP (1 + 55)
+#define IRQ_DOVE_MC_L2_ERR (1 + 56)
+#define IRQ_DOVE_CRYPTO_ERR (1 + 59)
+#define IRQ_DOVE_GPIO_24_31 (1 + 60)
+#define IRQ_DOVE_HIGH_GPIO (1 + 61)
+#define IRQ_DOVE_SATA (1 + 62)
+
+/*
+ * DOVE General Purpose Pins
+ */
+#define IRQ_DOVE_GPIO_START 65
+#define NR_GPIO_IRQS 64
+
+/*
+ * PMU interrupts
+ */
+#define IRQ_DOVE_PMU_START (IRQ_DOVE_GPIO_START + NR_GPIO_IRQS)
+#define NR_PMU_IRQS 7
+#define IRQ_DOVE_RTC (IRQ_DOVE_PMU_START + 5)
+
+#define DOVE_NR_IRQS (IRQ_DOVE_PMU_START + NR_PMU_IRQS)
+
+
+#endif
diff --git a/arch/arm/mach-dove/mpp.c b/arch/arm/mach-dove/mpp.c
new file mode 100644
index 000000000..93cb137da
--- /dev/null
+++ b/arch/arm/mach-dove/mpp.c
@@ -0,0 +1,159 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * arch/arm/mach-dove/mpp.c
+ *
+ * MPP functions for Marvell Dove SoCs
+ */
+
+#include <linux/kernel.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
+#include <plat/mpp.h>
+#include <plat/orion-gpio.h>
+#include "dove.h"
+#include "mpp.h"
+
+struct dove_mpp_grp {
+ int start;
+ int end;
+};
+
+/* Map a group to a range of GPIO pins in that group */
+static const struct dove_mpp_grp dove_mpp_grp[] = {
+ [MPP_24_39] = {
+ .start = 24,
+ .end = 39,
+ },
+ [MPP_40_45] = {
+ .start = 40,
+ .end = 45,
+ },
+ [MPP_46_51] = {
+ .start = 46,
+ .end = 51,
+ },
+ [MPP_58_61] = {
+ .start = 58,
+ .end = 61,
+ },
+ [MPP_62_63] = {
+ .start = 62,
+ .end = 63,
+ },
+};
+
+/* Enable gpio for a range of pins. mode should be a combination of
+ GPIO_OUTPUT_OK | GPIO_INPUT_OK */
+static void __init dove_mpp_gpio_mode(int start, int end, int gpio_mode)
+{
+ int i;
+
+ for (i = start; i <= end; i++)
+ orion_gpio_set_valid(i, gpio_mode);
+}
+
+/* Dump all the extra MPP registers. The platform code will dump the
+ registers for pins 0-23. */
+static void __init dove_mpp_dump_regs(void)
+{
+ pr_debug("PMU_CTRL4_CTRL: %08x\n",
+ readl(DOVE_MPP_CTRL4_VIRT_BASE));
+
+ pr_debug("PMU_MPP_GENERAL_CTRL: %08x\n",
+ readl(DOVE_PMU_MPP_GENERAL_CTRL));
+
+ pr_debug("MPP_GENERAL: %08x\n", readl(DOVE_MPP_GENERAL_VIRT_BASE));
+}
+
+static void __init dove_mpp_cfg_nfc(int sel)
+{
+ u32 mpp_gen_cfg = readl(DOVE_MPP_GENERAL_VIRT_BASE);
+
+ mpp_gen_cfg &= ~0x1;
+ mpp_gen_cfg |= sel;
+ writel(mpp_gen_cfg, DOVE_MPP_GENERAL_VIRT_BASE);
+
+ dove_mpp_gpio_mode(64, 71, GPIO_OUTPUT_OK);
+}
+
+static void __init dove_mpp_cfg_au1(int sel)
+{
+ u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+ u32 ssp_ctrl1 = readl(DOVE_SSP_CTRL_STATUS_1);
+ u32 mpp_gen_ctrl = readl(DOVE_MPP_GENERAL_VIRT_BASE);
+ u32 global_cfg_2 = readl(DOVE_GLOBAL_CONFIG_2);
+
+ mpp_ctrl4 &= ~(DOVE_AU1_GPIO_SEL);
+ ssp_ctrl1 &= ~(DOVE_SSP_ON_AU1);
+ mpp_gen_ctrl &= ~(DOVE_AU1_SPDIFO_GPIO_EN);
+ global_cfg_2 &= ~(DOVE_TWSI_OPTION3_GPIO);
+
+ if (!sel || sel == 0x2)
+ dove_mpp_gpio_mode(52, 57, 0);
+ else
+ dove_mpp_gpio_mode(52, 57, GPIO_OUTPUT_OK | GPIO_INPUT_OK);
+
+ if (sel & 0x1) {
+ global_cfg_2 |= DOVE_TWSI_OPTION3_GPIO;
+ dove_mpp_gpio_mode(56, 57, 0);
+ }
+ if (sel & 0x2) {
+ mpp_gen_ctrl |= DOVE_AU1_SPDIFO_GPIO_EN;
+ dove_mpp_gpio_mode(57, 57, GPIO_OUTPUT_OK | GPIO_INPUT_OK);
+ }
+ if (sel & 0x4) {
+ ssp_ctrl1 |= DOVE_SSP_ON_AU1;
+ dove_mpp_gpio_mode(52, 55, 0);
+ }
+ if (sel & 0x8)
+ mpp_ctrl4 |= DOVE_AU1_GPIO_SEL;
+
+ writel(mpp_ctrl4, DOVE_MPP_CTRL4_VIRT_BASE);
+ writel(ssp_ctrl1, DOVE_SSP_CTRL_STATUS_1);
+ writel(mpp_gen_ctrl, DOVE_MPP_GENERAL_VIRT_BASE);
+ writel(global_cfg_2, DOVE_GLOBAL_CONFIG_2);
+}
+
+/* Configure the group registers, enabling GPIO if sel indicates the
+ pin is to be used for GPIO */
+static void __init dove_mpp_conf_grp(unsigned int *mpp_grp_list)
+{
+ u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+ int gpio_mode;
+
+ for ( ; *mpp_grp_list; mpp_grp_list++) {
+ unsigned int num = MPP_NUM(*mpp_grp_list);
+ unsigned int sel = MPP_SEL(*mpp_grp_list);
+
+ if (num > MPP_GRP_MAX) {
+ pr_err("dove: invalid MPP GRP number (%u)\n", num);
+ continue;
+ }
+
+ mpp_ctrl4 &= ~(0x1 << num);
+ mpp_ctrl4 |= sel << num;
+
+ gpio_mode = sel ? GPIO_OUTPUT_OK | GPIO_INPUT_OK : 0;
+ dove_mpp_gpio_mode(dove_mpp_grp[num].start,
+ dove_mpp_grp[num].end, gpio_mode);
+ }
+ writel(mpp_ctrl4, DOVE_MPP_CTRL4_VIRT_BASE);
+}
+
+/* Configure the various MPP pins on Dove */
+void __init dove_mpp_conf(unsigned int *mpp_list,
+ unsigned int *mpp_grp_list,
+ unsigned int grp_au1_52_57,
+ unsigned int grp_nfc_64_71)
+{
+ dove_mpp_dump_regs();
+
+ /* Use platform code for pins 0-23 */
+ orion_mpp_conf(mpp_list, 0, MPP_MAX, DOVE_MPP_VIRT_BASE);
+
+ dove_mpp_conf_grp(mpp_grp_list);
+ dove_mpp_cfg_au1(grp_au1_52_57);
+ dove_mpp_cfg_nfc(grp_nfc_64_71);
+
+ dove_mpp_dump_regs();
+}
diff --git a/arch/arm/mach-dove/mpp.h b/arch/arm/mach-dove/mpp.h
new file mode 100644
index 000000000..2e4b89c86
--- /dev/null
+++ b/arch/arm/mach-dove/mpp.h
@@ -0,0 +1,197 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ARCH_DOVE_MPP_CODED_H
+#define __ARCH_DOVE_MPP_CODED_H
+
+#define MPP(_num, _sel, _in, _out) ( \
+ /* MPP number */ ((_num) & 0xff) | \
+ /* MPP select value */ (((_sel) & 0xf) << 8) | \
+ /* may be input signal */ ((!!(_in)) << 12) | \
+ /* may be output signal */ ((!!(_out)) << 13))
+
+#define MPP0_GPIO0 MPP(0, 0x0, 1, 1)
+#define MPP0_UA2_RTSn MPP(0, 0x2, 0, 0)
+#define MPP0_SDIO0_CD MPP(0, 0x3, 0, 0)
+#define MPP0_LCD0_PWM MPP(0, 0xf, 0, 0)
+
+#define MPP1_GPIO1 MPP(1, 0x0, 1, 1)
+#define MPP1_UA2_CTSn MPP(1, 0x2, 0, 0)
+#define MPP1_SDIO0_WP MPP(1, 0x3, 0, 0)
+#define MPP1_LCD1_PWM MPP(1, 0xf, 0, 0)
+
+#define MPP2_GPIO2 MPP(2, 0x0, 1, 1)
+#define MPP2_SATA_PRESENT MPP(2, 0x1, 0, 0)
+#define MPP2_UA2_TXD MPP(2, 0x2, 0, 0)
+#define MPP2_SDIO0_BUS_POWER MPP(2, 0x3, 0, 0)
+#define MPP2_UA_RTSn1 MPP(2, 0x4, 0, 0)
+
+#define MPP3_GPIO3 MPP(3, 0x0, 1, 1)
+#define MPP3_SATA_ACT MPP(3, 0x1, 0, 0)
+#define MPP3_UA2_RXD MPP(3, 0x2, 0, 0)
+#define MPP3_SDIO0_LED_CTRL MPP(3, 0x3, 0, 0)
+#define MPP3_UA_CTSn1 MPP(3, 0x4, 0, 0)
+#define MPP3_SPI_LCD_CS1 MPP(3, 0xf, 0, 0)
+
+#define MPP4_GPIO4 MPP(4, 0x0, 1, 1)
+#define MPP4_UA3_RTSn MPP(4, 0x2, 0, 0)
+#define MPP4_SDIO1_CD MPP(4, 0x3, 0, 0)
+#define MPP4_SPI_1_MISO MPP(4, 0x4, 0, 0)
+
+#define MPP5_GPIO5 MPP(5, 0x0, 1, 1)
+#define MPP5_UA3_CTSn MPP(5, 0x2, 0, 0)
+#define MPP5_SDIO1_WP MPP(5, 0x3, 0, 0)
+#define MPP5_SPI_1_CS MPP(5, 0x4, 0, 0)
+
+#define MPP6_GPIO6 MPP(6, 0x0, 1, 1)
+#define MPP6_UA3_TXD MPP(6, 0x2, 0, 0)
+#define MPP6_SDIO1_BUS_POWER MPP(6, 0x3, 0, 0)
+#define MPP6_SPI_1_MOSI MPP(6, 0x4, 0, 0)
+
+#define MPP7_GPIO7 MPP(7, 0x0, 1, 1)
+#define MPP7_UA3_RXD MPP(7, 0x2, 0, 0)
+#define MPP7_SDIO1_LED_CTRL MPP(7, 0x3, 0, 0)
+#define MPP7_SPI_1_SCK MPP(7, 0x4, 0, 0)
+
+#define MPP8_GPIO8 MPP(8, 0x0, 1, 1)
+#define MPP8_WD_RST_OUT MPP(8, 0x1, 0, 0)
+
+#define MPP9_GPIO9 MPP(9, 0x0, 1, 1)
+#define MPP9_PEX1_CLKREQn MPP(9, 0x5, 0, 0)
+
+#define MPP10_GPIO10 MPP(10, 0x0, 1, 1)
+#define MPP10_SSP_SCLK MPP(10, 0x5, 0, 0)
+
+#define MPP11_GPIO11 MPP(11, 0x0, 1, 1)
+#define MPP11_SATA_PRESENT MPP(11, 0x1, 0, 0)
+#define MPP11_SATA_ACT MPP(11, 0x2, 0, 0)
+#define MPP11_SDIO0_LED_CTRL MPP(11, 0x3, 0, 0)
+#define MPP11_SDIO1_LED_CTRL MPP(11, 0x4, 0, 0)
+#define MPP11_PEX0_CLKREQn MPP(11, 0x5, 0, 0)
+
+#define MPP12_GPIO12 MPP(12, 0x0, 1, 1)
+#define MPP12_SATA_ACT MPP(12, 0x1, 0, 0)
+#define MPP12_UA2_RTSn MPP(12, 0x2, 0, 0)
+#define MPP12_AD0_I2S_EXT_MCLK MPP(12, 0x3, 0, 0)
+#define MPP12_SDIO1_CD MPP(12, 0x4, 0, 0)
+
+#define MPP13_GPIO13 MPP(13, 0x0, 1, 1)
+#define MPP13_UA2_CTSn MPP(13, 0x2, 0, 0)
+#define MPP13_AD1_I2S_EXT_MCLK MPP(13, 0x3, 0, 0)
+#define MPP13_SDIO1WP MPP(13, 0x4, 0, 0)
+#define MPP13_SSP_EXTCLK MPP(13, 0x5, 0, 0)
+
+#define MPP14_GPIO14 MPP(14, 0x0, 1, 1)
+#define MPP14_UA2_TXD MPP(14, 0x2, 0, 0)
+#define MPP14_SDIO1_BUS_POWER MPP(14, 0x4, 0, 0)
+#define MPP14_SSP_RXD MPP(14, 0x5, 0, 0)
+
+#define MPP15_GPIO15 MPP(15, 0x0, 1, 1)
+#define MPP15_UA2_RXD MPP(15, 0x2, 0, 0)
+#define MPP15_SDIO1_LED_CTRL MPP(15, 0x4, 0, 0)
+#define MPP15_SSP_SFRM MPP(15, 0x5, 0, 0)
+
+#define MPP16_GPIO16 MPP(16, 0x0, 1, 1)
+#define MPP16_UA3_RTSn MPP(16, 0x2, 0, 0)
+#define MPP16_SDIO0_CD MPP(16, 0x3, 0, 0)
+#define MPP16_SPI_LCD_CS1 MPP(16, 0x4, 0, 0)
+#define MPP16_AC97_SDATA_IN1 MPP(16, 0x5, 0, 0)
+
+#define MPP17_GPIO17 MPP(17, 0x0, 1, 1)
+#define MPP17_AC97_SYSCLK_OUT MPP(17, 0x1, 0, 0)
+#define MPP17_UA3_CTSn MPP(17, 0x2, 0, 0)
+#define MPP17_SDIO0_WP MPP(17, 0x3, 0, 0)
+#define MPP17_TW_SDA2 MPP(17, 0x4, 0, 0)
+#define MPP17_AC97_SDATA_IN2 MPP(17, 0x5, 0, 0)
+
+#define MPP18_GPIO18 MPP(18, 0x0, 1, 1)
+#define MPP18_UA3_TXD MPP(18, 0x2, 0, 0)
+#define MPP18_SDIO0_BUS_POWER MPP(18, 0x3, 0, 0)
+#define MPP18_LCD0_PWM MPP(18, 0x4, 0, 0)
+#define MPP18_AC_SDATA_IN3 MPP(18, 0x5, 0, 0)
+
+#define MPP19_GPIO19 MPP(19, 0x0, 1, 1)
+#define MPP19_UA3_RXD MPP(19, 0x2, 0, 0)
+#define MPP19_SDIO0_LED_CTRL MPP(19, 0x3, 0, 0)
+#define MPP19_TW_SCK2 MPP(19, 0x4, 0, 0)
+
+#define MPP20_GPIO20 MPP(20, 0x0, 1, 1)
+#define MPP20_AC97_SYSCLK_OUT MPP(20, 0x1, 0, 0)
+#define MPP20_SPI_LCD_MISO MPP(20, 0x2, 0, 0)
+#define MPP20_SDIO1_CD MPP(20, 0x3, 0, 0)
+#define MPP20_SDIO0_CD MPP(20, 0x5, 0, 0)
+#define MPP20_SPI_1_MISO MPP(20, 0x6, 0, 0)
+
+#define MPP21_GPIO21 MPP(21, 0x0, 1, 1)
+#define MPP21_UA1_RTSn MPP(21, 0x1, 0, 0)
+#define MPP21_SPI_LCD_CS0 MPP(21, 0x2, 0, 0)
+#define MPP21_SDIO1_WP MPP(21, 0x3, 0, 0)
+#define MPP21_SSP_SFRM MPP(21, 0x4, 0, 0)
+#define MPP21_SDIO0_WP MPP(21, 0x5, 0, 0)
+#define MPP21_SPI_1_CS MPP(21, 0x6, 0, 0)
+
+#define MPP22_GPIO22 MPP(22, 0x0, 1, 1)
+#define MPP22_UA1_CTSn MPP(22, 0x1, 0, 0)
+#define MPP22_SPI_LCD_MOSI MPP(22, 0x2, 0, 0)
+#define MPP22_SDIO1_BUS_POWER MPP(22, 0x3, 0, 0)
+#define MPP22_SSP_TXD MPP(22, 0x4, 0, 0)
+#define MPP22_SDIO0_BUS_POWER MPP(22, 0x5, 0, 0)
+#define MPP22_SPI_1_MOSI MPP(22, 0x6, 0, 0)
+
+#define MPP23_GPIO23 MPP(23, 0x0, 1, 1)
+#define MPP23_SPI_LCD_SCK MPP(23, 0x2, 0, 0)
+#define MPP23_SDIO1_LED_CTRL MPP(23, 0x3, 0, 0)
+#define MPP23_SSP_SCLK MPP(23, 0x4, 0, 0)
+#define MPP23_SDIO0_LED_CTRL MPP(23, 0x5, 0, 0)
+#define MPP23_SPI_1_SCK MPP(23, 0x6, 0, 0)
+
+#define MPP_MAX 23
+
+#define MPP_GRP(_grp, _mode) MPP((_grp), (_mode), 0, 0)
+
+/* for MPP groups _num is a group index */
+enum dove_mpp_grp_idx {
+ MPP_24_39 = 2,
+ MPP_40_45 = 0,
+ MPP_46_51 = 1,
+ MPP_58_61 = 5,
+ MPP_62_63 = 4,
+ MPP_GRP_MAX = 5,
+};
+
+#define MPP_GRP_24_39_GPIO MPP_GRP(MPP_24_39, 0x1)
+#define MPP_GRP_24_39_CAM MPP_GRP(MPP_24_39, 0x0)
+
+#define MPP_GRP_40_45_GPIO MPP_GRP(MPP_40_45, 0x1)
+#define MPP_GRP_40_45_SD0 MPP_GRP(MPP_40_45, 0x0)
+
+#define MPP_GRP_46_51_GPIO MPP_GRP(MPP_46_51, 0x1)
+#define MPP_GRP_46_51_SD1 MPP_GRP(MPP_46_51, 0x0)
+
+#define MPP_GRP_58_61_GPIO MPP_GRP(MPP_58_61, 0x1)
+#define MPP_GRP_58_61_SPI MPP_GRP(MPP_58_61, 0x0)
+
+#define MPP_GRP_62_63_GPIO MPP_GRP(MPP_62_63, 0x1)
+#define MPP_GRP_62_63_UA1 MPP_GRP(MPP_62_63, 0x0)
+
+/* The MPP[64:71] control differs from other groups */
+#define MPP_GRP_NFC_64_71_GPO 0x1
+#define MPP_GRP_NFC_64_71_NFC 0x0
+
+/*
+ * The MPP[52:57] functionality is encoded by 4 bits in different
+ * registers. The _num field in this case encodes those bits in
+ * correspodence with Table 135 of 88AP510 Functional specification
+ */
+#define MPP_GRP_AU1_52_57_AU1 0x0
+#define MPP_GRP_AU1_52_57_AU1_GPIO57 0x2
+#define MPP_GRP_AU1_52_57_GPIO 0xa
+#define MPP_GRP_AU1_52_57_TW_GPIO 0xb
+#define MPP_GRP_AU1_52_57_AU1_SSP 0xc
+#define MPP_GRP_AU1_52_57_SSP_GPIO 0xe
+#define MPP_GRP_AU1_52_57_SSP_TW 0xf
+
+void dove_mpp_conf(unsigned int *mpp_list,
+ unsigned int *mpp_grp_list,
+ unsigned int grp_au1_52_57,
+ unsigned int grp_nfc_64_71);
+
+#endif /* __ARCH_DOVE_MPP_CODED_H */
diff --git a/arch/arm/mach-dove/pcie.c b/arch/arm/mach-dove/pcie.c
new file mode 100644
index 000000000..754ca381f
--- /dev/null
+++ b/arch/arm/mach-dove/pcie.c
@@ -0,0 +1,226 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * arch/arm/mach-dove/pcie.c
+ *
+ * PCIe functions for Marvell Dove 88AP510 SoC
+ */
+
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/clk.h>
+#include <video/vga.h>
+#include <asm/mach/pci.h>
+#include <asm/mach/arch.h>
+#include <asm/setup.h>
+#include <asm/delay.h>
+#include <plat/pcie.h>
+#include <plat/addr-map.h>
+#include "irqs.h"
+#include "bridge-regs.h"
+#include "common.h"
+
+struct pcie_port {
+ u8 index;
+ u8 root_bus_nr;
+ void __iomem *base;
+ spinlock_t conf_lock;
+ char mem_space_name[16];
+ struct resource res;
+};
+
+static struct pcie_port pcie_port[2];
+static int num_pcie_ports;
+
+
+static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys)
+{
+ struct pcie_port *pp;
+ struct resource realio;
+
+ if (nr >= num_pcie_ports)
+ return 0;
+
+ pp = &pcie_port[nr];
+ sys->private_data = pp;
+ pp->root_bus_nr = sys->busnr;
+
+ /*
+ * Generic PCIe unit setup.
+ */
+ orion_pcie_set_local_bus_nr(pp->base, sys->busnr);
+
+ orion_pcie_setup(pp->base);
+
+ realio.start = sys->busnr * SZ_64K;
+ realio.end = realio.start + SZ_64K - 1;
+ pci_remap_iospace(&realio, pp->index == 0 ? DOVE_PCIE0_IO_PHYS_BASE :
+ DOVE_PCIE1_IO_PHYS_BASE);
+
+ /*
+ * IORESOURCE_MEM
+ */
+ snprintf(pp->mem_space_name, sizeof(pp->mem_space_name),
+ "PCIe %d MEM", pp->index);
+ pp->mem_space_name[sizeof(pp->mem_space_name) - 1] = 0;
+ pp->res.name = pp->mem_space_name;
+ if (pp->index == 0) {
+ pp->res.start = DOVE_PCIE0_MEM_PHYS_BASE;
+ pp->res.end = pp->res.start + DOVE_PCIE0_MEM_SIZE - 1;
+ } else {
+ pp->res.start = DOVE_PCIE1_MEM_PHYS_BASE;
+ pp->res.end = pp->res.start + DOVE_PCIE1_MEM_SIZE - 1;
+ }
+ pp->res.flags = IORESOURCE_MEM;
+ if (request_resource(&iomem_resource, &pp->res))
+ panic("Request PCIe Memory resource failed\n");
+ pci_add_resource_offset(&sys->resources, &pp->res, sys->mem_offset);
+
+ return 1;
+}
+
+static int pcie_valid_config(struct pcie_port *pp, int bus, int dev)
+{
+ /*
+ * Don't go out when trying to access nonexisting devices
+ * on the local bus.
+ */
+ if (bus == pp->root_bus_nr && dev > 1)
+ return 0;
+
+ return 1;
+}
+
+static int pcie_rd_conf(struct pci_bus *bus, u32 devfn, int where,
+ int size, u32 *val)
+{
+ struct pci_sys_data *sys = bus->sysdata;
+ struct pcie_port *pp = sys->private_data;
+ unsigned long flags;
+ int ret;
+
+ if (pcie_valid_config(pp, bus->number, PCI_SLOT(devfn)) == 0) {
+ *val = 0xffffffff;
+ return PCIBIOS_DEVICE_NOT_FOUND;
+ }
+
+ spin_lock_irqsave(&pp->conf_lock, flags);
+ ret = orion_pcie_rd_conf(pp->base, bus, devfn, where, size, val);
+ spin_unlock_irqrestore(&pp->conf_lock, flags);
+
+ return ret;
+}
+
+static int pcie_wr_conf(struct pci_bus *bus, u32 devfn,
+ int where, int size, u32 val)
+{
+ struct pci_sys_data *sys = bus->sysdata;
+ struct pcie_port *pp = sys->private_data;
+ unsigned long flags;
+ int ret;
+
+ if (pcie_valid_config(pp, bus->number, PCI_SLOT(devfn)) == 0)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ spin_lock_irqsave(&pp->conf_lock, flags);
+ ret = orion_pcie_wr_conf(pp->base, bus, devfn, where, size, val);
+ spin_unlock_irqrestore(&pp->conf_lock, flags);
+
+ return ret;
+}
+
+static struct pci_ops pcie_ops = {
+ .read = pcie_rd_conf,
+ .write = pcie_wr_conf,
+};
+
+/*
+ * The root complex has a hardwired class of PCI_CLASS_MEMORY_OTHER, when it
+ * is operating as a root complex this needs to be switched to
+ * PCI_CLASS_BRIDGE_HOST or Linux will errantly try to process the BAR's on
+ * the device. Decoding setup is handled by the orion code.
+ */
+static void rc_pci_fixup(struct pci_dev *dev)
+{
+ if (dev->bus->parent == NULL && dev->devfn == 0) {
+ int i;
+
+ dev->class &= 0xff;
+ dev->class |= PCI_CLASS_BRIDGE_HOST << 8;
+ for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
+ dev->resource[i].start = 0;
+ dev->resource[i].end = 0;
+ dev->resource[i].flags = 0;
+ }
+ }
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL, PCI_ANY_ID, rc_pci_fixup);
+
+static int __init
+dove_pcie_scan_bus(int nr, struct pci_host_bridge *bridge)
+{
+ struct pci_sys_data *sys = pci_host_bridge_priv(bridge);
+
+ if (nr >= num_pcie_ports) {
+ BUG();
+ return -EINVAL;
+ }
+
+ list_splice_init(&sys->resources, &bridge->windows);
+ bridge->dev.parent = NULL;
+ bridge->sysdata = sys;
+ bridge->busnr = sys->busnr;
+ bridge->ops = &pcie_ops;
+
+ return pci_scan_root_bus_bridge(bridge);
+}
+
+static int __init dove_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+ struct pci_sys_data *sys = dev->sysdata;
+ struct pcie_port *pp = sys->private_data;
+
+ return pp->index ? IRQ_DOVE_PCIE1 : IRQ_DOVE_PCIE0;
+}
+
+static struct hw_pci dove_pci __initdata = {
+ .nr_controllers = 2,
+ .setup = dove_pcie_setup,
+ .scan = dove_pcie_scan_bus,
+ .map_irq = dove_pcie_map_irq,
+};
+
+static void __init add_pcie_port(int index, void __iomem *base)
+{
+ printk(KERN_INFO "Dove PCIe port %d: ", index);
+
+ if (orion_pcie_link_up(base)) {
+ struct pcie_port *pp = &pcie_port[num_pcie_ports++];
+ struct clk *clk = clk_get_sys("pcie", (index ? "1" : "0"));
+
+ if (!IS_ERR(clk))
+ clk_prepare_enable(clk);
+
+ printk(KERN_INFO "link up\n");
+
+ pp->index = index;
+ pp->root_bus_nr = -1;
+ pp->base = base;
+ spin_lock_init(&pp->conf_lock);
+ memset(&pp->res, 0, sizeof(pp->res));
+ } else {
+ printk(KERN_INFO "link down, ignoring\n");
+ }
+}
+
+void __init dove_pcie_init(int init_port0, int init_port1)
+{
+ vga_base = DOVE_PCIE0_MEM_PHYS_BASE;
+
+ if (init_port0)
+ add_pcie_port(0, DOVE_PCIE0_VIRT_BASE);
+
+ if (init_port1)
+ add_pcie_port(1, DOVE_PCIE1_VIRT_BASE);
+
+ pci_common_init(&dove_pci);
+}
diff --git a/arch/arm/mach-dove/pm.h b/arch/arm/mach-dove/pm.h
new file mode 100644
index 000000000..a4c3aba1e
--- /dev/null
+++ b/arch/arm/mach-dove/pm.h
@@ -0,0 +1,58 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __ASM_ARCH_PM_H
+#define __ASM_ARCH_PM_H
+
+#include <asm/errno.h>
+#include "irqs.h"
+
+#define CLOCK_GATING_CONTROL (DOVE_PMU_VIRT_BASE + 0x38)
+#define CLOCK_GATING_BIT_USB0 0
+#define CLOCK_GATING_BIT_USB1 1
+#define CLOCK_GATING_BIT_GBE 2
+#define CLOCK_GATING_BIT_SATA 3
+#define CLOCK_GATING_BIT_PCIE0 4
+#define CLOCK_GATING_BIT_PCIE1 5
+#define CLOCK_GATING_BIT_SDIO0 8
+#define CLOCK_GATING_BIT_SDIO1 9
+#define CLOCK_GATING_BIT_NAND 10
+#define CLOCK_GATING_BIT_CAMERA 11
+#define CLOCK_GATING_BIT_I2S0 12
+#define CLOCK_GATING_BIT_I2S1 13
+#define CLOCK_GATING_BIT_CRYPTO 15
+#define CLOCK_GATING_BIT_AC97 21
+#define CLOCK_GATING_BIT_PDMA 22
+#define CLOCK_GATING_BIT_XOR0 23
+#define CLOCK_GATING_BIT_XOR1 24
+#define CLOCK_GATING_BIT_GIGA_PHY 30
+#define CLOCK_GATING_USB0_MASK (1 << CLOCK_GATING_BIT_USB0)
+#define CLOCK_GATING_USB1_MASK (1 << CLOCK_GATING_BIT_USB1)
+#define CLOCK_GATING_GBE_MASK (1 << CLOCK_GATING_BIT_GBE)
+#define CLOCK_GATING_SATA_MASK (1 << CLOCK_GATING_BIT_SATA)
+#define CLOCK_GATING_PCIE0_MASK (1 << CLOCK_GATING_BIT_PCIE0)
+#define CLOCK_GATING_PCIE1_MASK (1 << CLOCK_GATING_BIT_PCIE1)
+#define CLOCK_GATING_SDIO0_MASK (1 << CLOCK_GATING_BIT_SDIO0)
+#define CLOCK_GATING_SDIO1_MASK (1 << CLOCK_GATING_BIT_SDIO1)
+#define CLOCK_GATING_NAND_MASK (1 << CLOCK_GATING_BIT_NAND)
+#define CLOCK_GATING_CAMERA_MASK (1 << CLOCK_GATING_BIT_CAMERA)
+#define CLOCK_GATING_I2S0_MASK (1 << CLOCK_GATING_BIT_I2S0)
+#define CLOCK_GATING_I2S1_MASK (1 << CLOCK_GATING_BIT_I2S1)
+#define CLOCK_GATING_CRYPTO_MASK (1 << CLOCK_GATING_BIT_CRYPTO)
+#define CLOCK_GATING_AC97_MASK (1 << CLOCK_GATING_BIT_AC97)
+#define CLOCK_GATING_PDMA_MASK (1 << CLOCK_GATING_BIT_PDMA)
+#define CLOCK_GATING_XOR0_MASK (1 << CLOCK_GATING_BIT_XOR0)
+#define CLOCK_GATING_XOR1_MASK (1 << CLOCK_GATING_BIT_XOR1)
+#define CLOCK_GATING_GIGA_PHY_MASK (1 << CLOCK_GATING_BIT_GIGA_PHY)
+
+#define PMU_INTERRUPT_CAUSE (DOVE_PMU_VIRT_BASE + 0x50)
+
+#define PMU_SW_RST_VIDEO_MASK BIT(16)
+#define PMU_SW_RST_GPU_MASK BIT(18)
+
+#define PMU_PWR_GPU_PWR_DWN_MASK BIT(2)
+#define PMU_PWR_VPU_PWR_DWN_MASK BIT(3)
+
+#define PMU_ISO_VIDEO_MASK BIT(0)
+#define PMU_ISO_GPU_MASK BIT(1)
+
+#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-02 17:55:03 +0000