118 lines
3.4 KiB
C
118 lines
3.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2014 NVIDIA CORPORATION. All rights reserved.
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*/
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#ifndef MEMORY_TEGRA_MC_H
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#define MEMORY_TEGRA_MC_H
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#include <linux/bits.h>
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#include <linux/io.h>
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#include <linux/types.h>
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#include <soc/tegra/mc.h>
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#define MC_INTSTATUS 0x00
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#define MC_INTMASK 0x04
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#define MC_ERR_STATUS 0x08
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#define MC_ERR_ADR 0x0c
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#define MC_GART_ERROR_REQ 0x30
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#define MC_EMEM_ADR_CFG 0x54
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#define MC_DECERR_EMEM_OTHERS_STATUS 0x58
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#define MC_SECURITY_VIOLATION_STATUS 0x74
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#define MC_EMEM_ARB_CFG 0x90
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#define MC_EMEM_ARB_OUTSTANDING_REQ 0x94
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#define MC_EMEM_ARB_TIMING_RCD 0x98
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#define MC_EMEM_ARB_TIMING_RP 0x9c
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#define MC_EMEM_ARB_TIMING_RC 0xa0
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#define MC_EMEM_ARB_TIMING_RAS 0xa4
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#define MC_EMEM_ARB_TIMING_FAW 0xa8
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#define MC_EMEM_ARB_TIMING_RRD 0xac
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#define MC_EMEM_ARB_TIMING_RAP2PRE 0xb0
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#define MC_EMEM_ARB_TIMING_WAP2PRE 0xb4
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#define MC_EMEM_ARB_TIMING_R2R 0xb8
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#define MC_EMEM_ARB_TIMING_W2W 0xbc
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#define MC_EMEM_ARB_TIMING_R2W 0xc0
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#define MC_EMEM_ARB_TIMING_W2R 0xc4
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#define MC_EMEM_ARB_DA_TURNS 0xd0
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#define MC_EMEM_ARB_DA_COVERS 0xd4
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#define MC_EMEM_ARB_MISC0 0xd8
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#define MC_EMEM_ARB_MISC1 0xdc
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#define MC_EMEM_ARB_RING1_THROTTLE 0xe0
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#define MC_EMEM_ARB_OVERRIDE 0xe8
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#define MC_TIMING_CONTROL_DBG 0xf8
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#define MC_TIMING_CONTROL 0xfc
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#define MC_INT_DECERR_MTS BIT(16)
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#define MC_INT_SECERR_SEC BIT(13)
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#define MC_INT_DECERR_VPR BIT(12)
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#define MC_INT_INVALID_APB_ASID_UPDATE BIT(11)
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#define MC_INT_INVALID_SMMU_PAGE BIT(10)
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#define MC_INT_ARBITRATION_EMEM BIT(9)
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#define MC_INT_SECURITY_VIOLATION BIT(8)
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#define MC_INT_INVALID_GART_PAGE BIT(7)
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#define MC_INT_DECERR_EMEM BIT(6)
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#define MC_ERR_STATUS_TYPE_SHIFT 28
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#define MC_ERR_STATUS_TYPE_INVALID_SMMU_PAGE (0x6 << 28)
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#define MC_ERR_STATUS_TYPE_MASK (0x7 << 28)
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#define MC_ERR_STATUS_READABLE BIT(27)
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#define MC_ERR_STATUS_WRITABLE BIT(26)
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#define MC_ERR_STATUS_NONSECURE BIT(25)
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#define MC_ERR_STATUS_ADR_HI_SHIFT 20
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#define MC_ERR_STATUS_ADR_HI_MASK 0x3
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#define MC_ERR_STATUS_SECURITY BIT(17)
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#define MC_ERR_STATUS_RW BIT(16)
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#define MC_EMEM_ADR_CFG_EMEM_NUMDEV BIT(0)
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#define MC_EMEM_ARB_CFG_CYCLES_PER_UPDATE(x) ((x) & 0x1ff)
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#define MC_EMEM_ARB_CFG_CYCLES_PER_UPDATE_MASK 0x1ff
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#define MC_EMEM_ARB_OUTSTANDING_REQ_MAX_MASK 0x1ff
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#define MC_EMEM_ARB_OUTSTANDING_REQ_HOLDOFF_OVERRIDE BIT(30)
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#define MC_EMEM_ARB_OUTSTANDING_REQ_LIMIT_ENABLE BIT(31)
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#define MC_EMEM_ARB_OVERRIDE_EACK_MASK 0x3
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#define MC_TIMING_UPDATE BIT(0)
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static inline u32 mc_readl(struct tegra_mc *mc, unsigned long offset)
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{
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return readl_relaxed(mc->regs + offset);
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}
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static inline void mc_writel(struct tegra_mc *mc, u32 value,
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unsigned long offset)
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{
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writel_relaxed(value, mc->regs + offset);
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}
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extern const struct tegra_mc_reset_ops tegra_mc_reset_ops_common;
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#ifdef CONFIG_ARCH_TEGRA_2x_SOC
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extern const struct tegra_mc_soc tegra20_mc_soc;
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#endif
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#ifdef CONFIG_ARCH_TEGRA_3x_SOC
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extern const struct tegra_mc_soc tegra30_mc_soc;
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#endif
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#ifdef CONFIG_ARCH_TEGRA_114_SOC
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extern const struct tegra_mc_soc tegra114_mc_soc;
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#endif
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#ifdef CONFIG_ARCH_TEGRA_124_SOC
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extern const struct tegra_mc_soc tegra124_mc_soc;
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#endif
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#ifdef CONFIG_ARCH_TEGRA_132_SOC
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extern const struct tegra_mc_soc tegra132_mc_soc;
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#endif
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#ifdef CONFIG_ARCH_TEGRA_210_SOC
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extern const struct tegra_mc_soc tegra210_mc_soc;
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#endif
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#endif /* MEMORY_TEGRA_MC_H */
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