path: root/drivers/memory/tegra/tegra124.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2014 NVIDIA CORPORATION.  All rights reserved.
 */

#include <linux/of.h>
#include <linux/mm.h>

#include <dt-bindings/memory/tegra124-mc.h>

#include "mc.h"

#define MC_EMEM_ARB_CFG				0x90
#define MC_EMEM_ARB_OUTSTANDING_REQ		0x94
#define MC_EMEM_ARB_TIMING_RCD			0x98
#define MC_EMEM_ARB_TIMING_RP			0x9c
#define MC_EMEM_ARB_TIMING_RC			0xa0
#define MC_EMEM_ARB_TIMING_RAS			0xa4
#define MC_EMEM_ARB_TIMING_FAW			0xa8
#define MC_EMEM_ARB_TIMING_RRD			0xac
#define MC_EMEM_ARB_TIMING_RAP2PRE		0xb0
#define MC_EMEM_ARB_TIMING_WAP2PRE		0xb4
#define MC_EMEM_ARB_TIMING_R2R			0xb8
#define MC_EMEM_ARB_TIMING_W2W			0xbc
#define MC_EMEM_ARB_TIMING_R2W			0xc0
#define MC_EMEM_ARB_TIMING_W2R			0xc4
#define MC_EMEM_ARB_DA_TURNS			0xd0
#define MC_EMEM_ARB_DA_COVERS			0xd4
#define MC_EMEM_ARB_MISC0			0xd8
#define MC_EMEM_ARB_MISC1			0xdc
#define MC_EMEM_ARB_RING1_THROTTLE		0xe0

static const struct tegra_mc_client tegra124_mc_clients[] = {
	{
		.id = 0x00,
		.name = "ptcr",
		.swgroup = TEGRA_SWGROUP_PTC,
	}, {
		.id = 0x01,
		.name = "display0a",
		.swgroup = TEGRA_SWGROUP_DC,
		.smmu = {
			.reg = 0x228,
			.bit = 1,
		},
		.la = {
			.reg = 0x2e8,
			.shift = 0,
			.mask = 0xff,
			.def = 0xc2,
		},
	}, {
		.id = 0x02,
		.name = "display0ab",
		.swgroup = TEGRA_SWGROUP_DCB,
		.smmu = {
			.reg = 0x228,
			.bit = 2,
		},
		.la = {
			.reg = 0x2f4,
			.shift = 0,
			.mask = 0xff,
			.def = 0xc6,
		},
	}, {
		.id = 0x03,
		.name = "display0b",
		.swgroup = TEGRA_SWGROUP_DC,
		.smmu = {
			.reg = 0x228,
			.bit = 3,
		},
		.la = {
			.reg = 0x2e8,
			.shift = 16,
			.mask = 0xff,
			.def = 0x50,
		},
	}, {
		.id = 0x04,
		.name = "display0bb",
		.swgroup = TEGRA_SWGROUP_DCB,
		.smmu = {
			.reg = 0x228,
			.bit = 4,
		},
		.la = {
			.reg = 0x2f4,
			.shift = 16,
			.mask = 0xff,
			.def = 0x50,
		},
	}, {
		.id = 0x05,
		.name = "display0c",
		.swgroup = TEGRA_SWGROUP_DC,
		.smmu = {
			.reg = 0x228,
			.bit = 5,
		},
		.la = {
			.reg = 0x2ec,
			.shift = 0,
			.mask = 0xff,
			.def = 0x50,
		},
	}, {
		.id = 0x06,
		.name = "display0cb",
		.swgroup = TEGRA_SWGROUP_DCB,
		.smmu = {
			.reg = 0x228,
			.bit = 6,
		},
		.la = {
			.reg = 0x2f8,
			.shift = 0,
			.mask = 0xff,
			.def = 0x50,
		},
	}, {
		.id = 0x0e,
		.name = "afir",
		.swgroup = TEGRA_SWGROUP_AFI,
		.smmu = {
			.reg = 0x228,
			.bit = 14,
		},
		.la = {
			.reg = 0x2e0,
			.shift = 0,
			.mask = 0xff,
			.def = 0x13,
		},
	}, {
		.id = 0x0f,
		.name = "avpcarm7r",
		.swgroup = TEGRA_SWGROUP_AVPC,
		.smmu = {
			.reg = 0x228,
			.bit = 15,
		},
		.la = {
			.reg = 0x2e4,
			.shift = 0,
			.mask = 0xff,
			.def = 0x04,
		},
	}, {
		.id = 0x10,
		.name = "displayhc",
		.swgroup = TEGRA_SWGROUP_DC,
		.smmu = {
			.reg = 0x228,
			.bit = 16,
		},
		.la = {
			.reg = 0x2f0,
			.shift = 0,
			.mask = 0xff,
			.def = 0x50,
		},
	}, {
		.id = 0x11,
		.name = "displayhcb",
		.swgroup = TEGRA_SWGROUP_DCB,
		.smmu = {
			.reg = 0x228,
			.bit = 17,
		},
		.la = {
			.reg = 0x2fc,
			.shift = 0,
			.mask = 0xff,
			.def = 0x50,
		},
	}, {
		.id = 0x15,
		.name = "hdar",
		.swgroup = TEGRA_SWGROUP_HDA,
		.smmu = {
			.reg = 0x228,
			.bit = 21,