Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 98 insertions, 0 deletions

diff --git a/plat/nvidia/tegra/include/drivers/flowctrl.h b/plat/nvidia/tegra/include/drivers/flowctrl.h
new file mode 100644
index 0000000..e5ab600
--- /dev/null
+++ b/plat/nvidia/tegra/include/drivers/flowctrl.h
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2020, NVIDIA Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef FLOWCTRL_H
+#define FLOWCTRL_H
+
+#include <lib/mmio.h>
+
+#include <stdbool.h>
+
+#include <tegra_def.h>
+
+#define FLOWCTRL_HALT_CPU0_EVENTS	(0x0U)
+#define  FLOWCTRL_WAITEVENT		(2U << 29)
+#define  FLOWCTRL_WAIT_FOR_INTERRUPT	(4U << 29)
+#define  FLOWCTRL_JTAG_RESUME		(1U << 28)
+#define  FLOWCTRL_HALT_SCLK		(1U << 27)
+#define  FLOWCTRL_HALT_LIC_IRQ		(1U << 11)
+#define  FLOWCTRL_HALT_LIC_FIQ		(1U << 10)
+#define  FLOWCTRL_HALT_GIC_IRQ		(1U << 9)
+#define  FLOWCTRL_HALT_GIC_FIQ		(1U << 8)
+#define FLOWCTRL_HALT_BPMP_EVENTS	(0x4U)
+#define FLOWCTRL_CPU0_CSR		(0x8U)
+#define  FLOWCTRL_CSR_HALT_MASK		(1U << 22)
+#define  FLOWCTRL_CSR_PWR_OFF_STS	(1U << 16)
+#define  FLOWCTRL_CSR_INTR_FLAG		(1U << 15)
+#define  FLOWCTRL_CSR_EVENT_FLAG	(1U << 14)
+#define  FLOWCTRL_CSR_IMMEDIATE_WAKE	(1U << 3)
+#define  FLOWCTRL_CSR_ENABLE		(1U << 0)
+#define FLOWCTRL_HALT_CPU1_EVENTS	(0x14U)
+#define FLOWCTRL_CPU1_CSR		(0x18U)
+#define FLOW_CTLR_FLOW_DBG_QUAL		(0x50U)
+#define  FLOWCTRL_FIQ2CCPLEX_ENABLE	(1U << 28)
+#define FLOWCTRL_FC_SEQ_INTERCEPT	(0x5cU)
+#define  INTERCEPT_IRQ_PENDING		(0xffU)
+#define  INTERCEPT_HVC			(U(1) << 21)
+#define  INTERCEPT_ENTRY_CC4		(U(1) << 20)
+#define  INTERCEPT_ENTRY_PG_NONCPU	(U(1) << 19)
+#define  INTERCEPT_EXIT_PG_NONCPU	(U(1) << 18)
+#define  INTERCEPT_ENTRY_RG_CPU		(U(1) << 17)
+#define  INTERCEPT_EXIT_RG_CPU		(U(1) << 16)
+#define  INTERCEPT_ENTRY_PG_CORE0	(U(1) << 15)
+#define  INTERCEPT_EXIT_PG_CORE0	(U(1) << 14)
+#define  INTERCEPT_ENTRY_PG_CORE1	(U(1) << 13)
+#define  INTERCEPT_EXIT_PG_CORE1	(U(1) << 12)
+#define  INTERCEPT_ENTRY_PG_CORE2	(U(1) << 11)
+#define  INTERCEPT_EXIT_PG_CORE2	(U(1) << 10)
+#define  INTERCEPT_ENTRY_PG_CORE3	(U(1) << 9)
+#define  INTERCEPT_EXIT_PG_CORE3	(U(1) << 8)
+#define  INTERRUPT_PENDING_NONCPU	(U(1) << 7)
+#define  INTERRUPT_PENDING_CRAIL	(U(1) << 6)
+#define  INTERRUPT_PENDING_CORE0	(U(1) << 5)
+#define  INTERRUPT_PENDING_CORE1	(U(1) << 4)
+#define  INTERRUPT_PENDING_CORE2	(U(1) << 3)
+#define  INTERRUPT_PENDING_CORE3	(U(1) << 2)
+#define  CC4_INTERRUPT_PENDING		(U(1) << 1)
+#define  HVC_INTERRUPT_PENDING		(U(1) << 0)
+#define FLOWCTRL_CC4_CORE0_CTRL		(0x6cU)
+#define FLOWCTRL_WAIT_WFI_BITMAP	(0x100U)
+#define FLOWCTRL_L2_FLUSH_CONTROL	(0x94U)
+#define FLOWCTRL_BPMP_CLUSTER_CONTROL	(0x98U)
+#define  FLOWCTRL_BPMP_CLUSTER_PWRON_LOCK	(1U << 2)
+
+#define FLOWCTRL_ENABLE_EXT		12U
+#define FLOWCTRL_ENABLE_EXT_MASK	3U
+#define FLOWCTRL_PG_CPU_NONCPU		0x1U
+#define FLOWCTRL_TURNOFF_CPURAIL	0x2U
+
+static inline uint32_t tegra_fc_read_32(uint32_t off)
+{
+	return mmio_read_32(TEGRA_FLOWCTRL_BASE + off);
+}
+
+static inline void tegra_fc_write_32(uint32_t off, uint32_t val)
+{
+	mmio_write_32(TEGRA_FLOWCTRL_BASE + off, val);
+}
+
+void tegra_fc_bpmp_on(uint32_t entrypoint);
+void tegra_fc_bpmp_off(void);
+void tegra_fc_ccplex_pgexit_lock(void);
+void tegra_fc_ccplex_pgexit_unlock(void);
+void tegra_fc_cluster_idle(uint32_t midr);
+void tegra_fc_cpu_powerdn(uint32_t mpidr);
+void tegra_fc_cluster_powerdn(uint32_t midr);
+void tegra_fc_cpu_on(int cpu);
+void tegra_fc_cpu_off(int cpu);
+void tegra_fc_disable_fiq_to_ccplex_routing(void);
+void tegra_fc_enable_fiq_to_ccplex_routing(void);
+bool tegra_fc_is_ccx_allowed(void);
+void tegra_fc_lock_active_cluster(void);
+void tegra_fc_soc_powerdn(uint32_t midr);
+
+#endif /* FLOWCTRL_H */