root/drivers/memory/tegra/tegra124.c
// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2014-2026 NVIDIA CORPORATION.  All rights reserved.
 */

#include <linux/of.h>
#include <linux/device.h>
#include <linux/slab.h>

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

#include "mc.h"

static const struct tegra_mc_client tegra124_mc_clients[] = {
        {
                .id = 0x00,
                .name = "ptcr",
                .swgroup = TEGRA_SWGROUP_PTC,
                .regs = {
                        .la = {
                                .reg = 0x34c,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x0,
                        },
                },
        }, {
                .id = 0x01,
                .name = "display0a",
                .swgroup = TEGRA_SWGROUP_DC,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 1,
                        },
                        .la = {
                                .reg = 0x2e8,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0xc2,
                        },
                },
        }, {
                .id = 0x02,
                .name = "display0ab",
                .swgroup = TEGRA_SWGROUP_DCB,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 2,
                        },
                        .la = {
                                .reg = 0x2f4,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0xc6,
                        },
                },
        }, {
                .id = 0x03,
                .name = "display0b",
                .swgroup = TEGRA_SWGROUP_DC,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 3,
                        },
                        .la = {
                                .reg = 0x2e8,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x50,
                        },
                },
        }, {
                .id = 0x04,
                .name = "display0bb",
                .swgroup = TEGRA_SWGROUP_DCB,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 4,
                        },
                        .la = {
                                .reg = 0x2f4,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x50,
                        },
                },
        }, {
                .id = 0x05,
                .name = "display0c",
                .swgroup = TEGRA_SWGROUP_DC,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 5,
                        },
                        .la = {
                                .reg = 0x2ec,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x50,
                        },
                },
        }, {
                .id = 0x06,
                .name = "display0cb",
                .swgroup = TEGRA_SWGROUP_DCB,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 6,
                        },
                        .la = {
                                .reg = 0x2f8,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x50,
                        },
                },
        }, {
                .id = 0x0e,
                .name = "afir",
                .swgroup = TEGRA_SWGROUP_AFI,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 14,
                        },
                        .la = {
                                .reg = 0x2e0,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x13,
                        },
                },
        }, {
                .id = 0x0f,
                .name = "avpcarm7r",
                .swgroup = TEGRA_SWGROUP_AVPC,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 15,
                        },
                        .la = {
                                .reg = 0x2e4,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x04,
                        },
                },
        }, {
                .id = 0x10,
                .name = "displayhc",
                .swgroup = TEGRA_SWGROUP_DC,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 16,
                        },
                        .la = {
                                .reg = 0x2f0,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x50,
                        },
                },
        }, {
                .id = 0x11,
                .name = "displayhcb",
                .swgroup = TEGRA_SWGROUP_DCB,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 17,
                        },
                        .la = {
                                .reg = 0x2fc,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x50,
                        },
                },
        }, {
                .id = 0x15,
                .name = "hdar",
                .swgroup = TEGRA_SWGROUP_HDA,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 21,
                        },
                        .la = {
                                .reg = 0x318,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x24,
                        },
                },
        }, {
                .id = 0x16,
                .name = "host1xdmar",
                .swgroup = TEGRA_SWGROUP_HC,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 22,
                        },
                        .la = {
                                .reg = 0x310,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x1e,
                        },
                },
        }, {
                .id = 0x17,
                .name = "host1xr",
                .swgroup = TEGRA_SWGROUP_HC,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 23,
                        },
                        .la = {
                                .reg = 0x310,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x50,
                        },
                },
        }, {
                .id = 0x1c,
                .name = "msencsrd",
                .swgroup = TEGRA_SWGROUP_MSENC,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 28,
                        },
                        .la = {
                                .reg = 0x328,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x23,
                        },
                },
        }, {
                .id = 0x1d,
                .name = "ppcsahbdmar",
                .swgroup = TEGRA_SWGROUP_PPCS,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 29,
                        },
                        .la = {
                                .reg = 0x344,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x49,
                        },
                },
        }, {
                .id = 0x1e,
                .name = "ppcsahbslvr",
                .swgroup = TEGRA_SWGROUP_PPCS,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 30,
                        },
                        .la = {
                                .reg = 0x344,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x1a,
                        },
                },
        }, {
                .id = 0x1f,
                .name = "satar",
                .swgroup = TEGRA_SWGROUP_SATA,
                .regs = {
                        .smmu = {
                                .reg = 0x228,
                                .bit = 31,
                        },
                        .la = {
                                .reg = 0x350,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x65,
                        },
                },
        }, {
                .id = 0x22,
                .name = "vdebsevr",
                .swgroup = TEGRA_SWGROUP_VDE,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 2,
                        },
                        .la = {
                                .reg = 0x354,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x4f,
                        },
                },
        }, {
                .id = 0x23,
                .name = "vdember",
                .swgroup = TEGRA_SWGROUP_VDE,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 3,
                        },
                        .la = {
                                .reg = 0x354,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x3d,
                        },
                },
        }, {
                .id = 0x24,
                .name = "vdemcer",
                .swgroup = TEGRA_SWGROUP_VDE,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 4,
                        },
                        .la = {
                                .reg = 0x358,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x66,
                        },
                },
        }, {
                .id = 0x25,
                .name = "vdetper",
                .swgroup = TEGRA_SWGROUP_VDE,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 5,
                        },
                        .la = {
                                .reg = 0x358,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0xa5,
                        },
                },
        }, {
                .id = 0x26,
                .name = "mpcorelpr",
                .swgroup = TEGRA_SWGROUP_MPCORELP,
                .regs = {
                        .la = {
                                .reg = 0x324,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x04,
                        },
                },
        }, {
                .id = 0x27,
                .name = "mpcorer",
                .swgroup = TEGRA_SWGROUP_MPCORE,
                .regs = {
                        .la = {
                                .reg = 0x320,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x04,
                        },
                },
        }, {
                .id = 0x2b,
                .name = "msencswr",
                .swgroup = TEGRA_SWGROUP_MSENC,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 11,
                        },
                        .la = {
                                .reg = 0x328,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x31,
                .name = "afiw",
                .swgroup = TEGRA_SWGROUP_AFI,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 17,
                        },
                        .la = {
                                .reg = 0x2e0,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x32,
                .name = "avpcarm7w",
                .swgroup = TEGRA_SWGROUP_AVPC,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 18,
                        },
                        .la = {
                                .reg = 0x2e4,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x35,
                .name = "hdaw",
                .swgroup = TEGRA_SWGROUP_HDA,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 21,
                        },
                        .la = {
                                .reg = 0x318,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x36,
                .name = "host1xw",
                .swgroup = TEGRA_SWGROUP_HC,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 22,
                        },
                        .la = {
                                .reg = 0x314,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x38,
                .name = "mpcorelpw",
                .swgroup = TEGRA_SWGROUP_MPCORELP,
                .regs = {
                        .la = {
                                .reg = 0x324,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x39,
                .name = "mpcorew",
                .swgroup = TEGRA_SWGROUP_MPCORE,
                .regs = {
                        .la = {
                                .reg = 0x320,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x3b,
                .name = "ppcsahbdmaw",
                .swgroup = TEGRA_SWGROUP_PPCS,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 27,
                        },
                        .la = {
                                .reg = 0x348,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x3c,
                .name = "ppcsahbslvw",
                .swgroup = TEGRA_SWGROUP_PPCS,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 28,
                        },
                        .la = {
                                .reg = 0x348,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x3d,
                .name = "sataw",
                .swgroup = TEGRA_SWGROUP_SATA,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 29,
                        },
                        .la = {
                                .reg = 0x350,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x65,
                        },
                },
        }, {
                .id = 0x3e,
                .name = "vdebsevw",
                .swgroup = TEGRA_SWGROUP_VDE,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 30,
                        },
                        .la = {
                                .reg = 0x35c,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x3f,
                .name = "vdedbgw",
                .swgroup = TEGRA_SWGROUP_VDE,
                .regs = {
                        .smmu = {
                                .reg = 0x22c,
                                .bit = 31,
                        },
                        .la = {
                                .reg = 0x35c,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x40,
                .name = "vdembew",
                .swgroup = TEGRA_SWGROUP_VDE,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 0,
                        },
                        .la = {
                                .reg = 0x360,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x41,
                .name = "vdetpmw",
                .swgroup = TEGRA_SWGROUP_VDE,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 1,
                        },
                        .la = {
                                .reg = 0x360,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x44,
                .name = "ispra",
                .swgroup = TEGRA_SWGROUP_ISP2,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 4,
                        },
                        .la = {
                                .reg = 0x370,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x18,
                        },
                },
        }, {
                .id = 0x46,
                .name = "ispwa",
                .swgroup = TEGRA_SWGROUP_ISP2,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 6,
                        },
                        .la = {
                                .reg = 0x374,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x47,
                .name = "ispwb",
                .swgroup = TEGRA_SWGROUP_ISP2,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 7,
                        },
                        .la = {
                                .reg = 0x374,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x4a,
                .name = "xusb_hostr",
                .swgroup = TEGRA_SWGROUP_XUSB_HOST,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 10,
                        },
                        .la = {
                                .reg = 0x37c,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x39,
                        },
                },
        }, {
                .id = 0x4b,
                .name = "xusb_hostw",
                .swgroup = TEGRA_SWGROUP_XUSB_HOST,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 11,
                        },
                        .la = {
                                .reg = 0x37c,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x4c,
                .name = "xusb_devr",
                .swgroup = TEGRA_SWGROUP_XUSB_DEV,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 12,
                        },
                        .la = {
                                .reg = 0x380,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x39,
                        },
                },
        }, {
                .id = 0x4d,
                .name = "xusb_devw",
                .swgroup = TEGRA_SWGROUP_XUSB_DEV,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 13,
                        },
                        .la = {
                                .reg = 0x380,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x4e,
                .name = "isprab",
                .swgroup = TEGRA_SWGROUP_ISP2B,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 14,
                        },
                        .la = {
                                .reg = 0x384,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x18,
                        },
                },
        }, {
                .id = 0x50,
                .name = "ispwab",
                .swgroup = TEGRA_SWGROUP_ISP2B,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 16,
                        },
                        .la = {
                                .reg = 0x388,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x51,
                .name = "ispwbb",
                .swgroup = TEGRA_SWGROUP_ISP2B,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 17,
                        },
                        .la = {
                                .reg = 0x388,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x54,
                .name = "tsecsrd",
                .swgroup = TEGRA_SWGROUP_TSEC,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 20,
                        },
                        .la = {
                                .reg = 0x390,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x9b,
                        },
                },
        }, {
                .id = 0x55,
                .name = "tsecswr",
                .swgroup = TEGRA_SWGROUP_TSEC,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 21,
                        },
                        .la = {
                                .reg = 0x390,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x56,
                .name = "a9avpscr",
                .swgroup = TEGRA_SWGROUP_A9AVP,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 22,
                        },
                        .la = {
                                .reg = 0x3a4,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x04,
                        },
                },
        }, {
                .id = 0x57,
                .name = "a9avpscw",
                .swgroup = TEGRA_SWGROUP_A9AVP,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 23,
                        },
                        .la = {
                                .reg = 0x3a4,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x58,
                .name = "gpusrd",
                .swgroup = TEGRA_SWGROUP_GPU,
                .regs = {
                        .smmu = {
                                /* read-only */
                                .reg = 0x230,
                                .bit = 24,
                        },
                        .la = {
                                .reg = 0x3c8,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x1a,
                        },
                },
        }, {
                .id = 0x59,
                .name = "gpuswr",
                .swgroup = TEGRA_SWGROUP_GPU,
                .regs = {
                        .smmu = {
                                /* read-only */
                                .reg = 0x230,
                                .bit = 25,
                        },
                        .la = {
                                .reg = 0x3c8,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x5a,
                .name = "displayt",
                .swgroup = TEGRA_SWGROUP_DC,
                .regs = {
                        .smmu = {
                                .reg = 0x230,
                                .bit = 26,
                        },
                        .la = {
                                .reg = 0x2f0,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x50,
                        },
                },
        }, {
                .id = 0x60,
                .name = "sdmmcra",
                .swgroup = TEGRA_SWGROUP_SDMMC1A,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 0,
                        },
                        .la = {
                                .reg = 0x3b8,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x49,
                        },
                },
        }, {
                .id = 0x61,
                .name = "sdmmcraa",
                .swgroup = TEGRA_SWGROUP_SDMMC2A,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 1,
                        },
                        .la = {
                                .reg = 0x3bc,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x49,
                        },
                },
        }, {
                .id = 0x62,
                .name = "sdmmcr",
                .swgroup = TEGRA_SWGROUP_SDMMC3A,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 2,
                        },
                        .la = {
                                .reg = 0x3c0,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x49,
                        },
                },
        }, {
                .id = 0x63,
                .swgroup = TEGRA_SWGROUP_SDMMC4A,
                .name = "sdmmcrab",
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 3,
                        },
                        .la = {
                                .reg = 0x3c4,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x49,
                        },
                },
        }, {
                .id = 0x64,
                .name = "sdmmcwa",
                .swgroup = TEGRA_SWGROUP_SDMMC1A,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 4,
                        },
                        .la = {
                                .reg = 0x3b8,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x65,
                .name = "sdmmcwaa",
                .swgroup = TEGRA_SWGROUP_SDMMC2A,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 5,
                        },
                        .la = {
                                .reg = 0x3bc,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x66,
                .name = "sdmmcw",
                .swgroup = TEGRA_SWGROUP_SDMMC3A,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 6,
                        },
                        .la = {
                                .reg = 0x3c0,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x67,
                .name = "sdmmcwab",
                .swgroup = TEGRA_SWGROUP_SDMMC4A,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 7,
                        },
                        .la = {
                                .reg = 0x3c4,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x6c,
                .name = "vicsrd",
                .swgroup = TEGRA_SWGROUP_VIC,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 12,
                        },
                        .la = {
                                .reg = 0x394,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x1a,
                        },
                },
        }, {
                .id = 0x6d,
                .name = "vicswr",
                .swgroup = TEGRA_SWGROUP_VIC,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 13,
                        },
                        .la = {
                                .reg = 0x394,
                                .shift = 16,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x72,
                .name = "viw",
                .swgroup = TEGRA_SWGROUP_VI,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 18,
                        },
                        .la = {
                                .reg = 0x398,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x80,
                        },
                },
        }, {
                .id = 0x73,
                .name = "displayd",
                .swgroup = TEGRA_SWGROUP_DC,
                .regs = {
                        .smmu = {
                                .reg = 0x234,
                                .bit = 19,
                        },
                        .la = {
                                .reg = 0x3c8,
                                .shift = 0,
                                .mask = 0xff,
                                .def = 0x50,
                        },
                },
        },
};

static const struct tegra_smmu_swgroup tegra124_swgroups[] = {
        { .name = "dc",        .swgroup = TEGRA_SWGROUP_DC,        .reg = 0x240 },
        { .name = "dcb",       .swgroup = TEGRA_SWGROUP_DCB,       .reg = 0x244 },
        { .name = "afi",       .swgroup = TEGRA_SWGROUP_AFI,       .reg = 0x238 },
        { .name = "avpc",      .swgroup = TEGRA_SWGROUP_AVPC,      .reg = 0x23c },
        { .name = "hda",       .swgroup = TEGRA_SWGROUP_HDA,       .reg = 0x254 },
        { .name = "hc",        .swgroup = TEGRA_SWGROUP_HC,        .reg = 0x250 },
        { .name = "msenc",     .swgroup = TEGRA_SWGROUP_MSENC,     .reg = 0x264 },
        { .name = "ppcs",      .swgroup = TEGRA_SWGROUP_PPCS,      .reg = 0x270 },
        { .name = "sata",      .swgroup = TEGRA_SWGROUP_SATA,      .reg = 0x274 },
        { .name = "vde",       .swgroup = TEGRA_SWGROUP_VDE,       .reg = 0x27c },
        { .name = "isp2",      .swgroup = TEGRA_SWGROUP_ISP2,      .reg = 0x258 },
        { .name = "xusb_host", .swgroup = TEGRA_SWGROUP_XUSB_HOST, .reg = 0x288 },
        { .name = "xusb_dev",  .swgroup = TEGRA_SWGROUP_XUSB_DEV,  .reg = 0x28c },
        { .name = "isp2b",     .swgroup = TEGRA_SWGROUP_ISP2B,     .reg = 0xaa4 },
        { .name = "tsec",      .swgroup = TEGRA_SWGROUP_TSEC,      .reg = 0x294 },
        { .name = "a9avp",     .swgroup = TEGRA_SWGROUP_A9AVP,     .reg = 0x290 },
        { .name = "gpu",       .swgroup = TEGRA_SWGROUP_GPU,       .reg = 0xaac },
        { .name = "sdmmc1a",   .swgroup = TEGRA_SWGROUP_SDMMC1A,   .reg = 0xa94 },
        { .name = "sdmmc2a",   .swgroup = TEGRA_SWGROUP_SDMMC2A,   .reg = 0xa98 },
        { .name = "sdmmc3a",   .swgroup = TEGRA_SWGROUP_SDMMC3A,   .reg = 0xa9c },
        { .name = "sdmmc4a",   .swgroup = TEGRA_SWGROUP_SDMMC4A,   .reg = 0xaa0 },
        { .name = "vic",       .swgroup = TEGRA_SWGROUP_VIC,       .reg = 0x284 },
        { .name = "vi",        .swgroup = TEGRA_SWGROUP_VI,        .reg = 0x280 },
};

static const unsigned int tegra124_group_drm[] = {
        TEGRA_SWGROUP_DC,
        TEGRA_SWGROUP_DCB,
        TEGRA_SWGROUP_VIC,
};

static const struct tegra_smmu_group_soc tegra124_groups[] = {
        {
                .name = "drm",
                .swgroups = tegra124_group_drm,
                .num_swgroups = ARRAY_SIZE(tegra124_group_drm),
        },
};

#define TEGRA124_MC_RESET(_name, _control, _status, _bit)       \
        {                                                       \
                .name = #_name,                                 \
                .id = TEGRA124_MC_RESET_##_name,                \
                .control = _control,                            \
                .status = _status,                              \
                .bit = _bit,                                    \
        }

static const struct tegra_mc_reset tegra124_mc_resets[] = {
        TEGRA124_MC_RESET(AFI,       0x200, 0x204,  0),
        TEGRA124_MC_RESET(AVPC,      0x200, 0x204,  1),
        TEGRA124_MC_RESET(DC,        0x200, 0x204,  2),
        TEGRA124_MC_RESET(DCB,       0x200, 0x204,  3),
        TEGRA124_MC_RESET(HC,        0x200, 0x204,  6),
        TEGRA124_MC_RESET(HDA,       0x200, 0x204,  7),
        TEGRA124_MC_RESET(ISP2,      0x200, 0x204,  8),
        TEGRA124_MC_RESET(MPCORE,    0x200, 0x204,  9),
        TEGRA124_MC_RESET(MPCORELP,  0x200, 0x204, 10),
        TEGRA124_MC_RESET(MSENC,     0x200, 0x204, 11),
        TEGRA124_MC_RESET(PPCS,      0x200, 0x204, 14),
        TEGRA124_MC_RESET(SATA,      0x200, 0x204, 15),
        TEGRA124_MC_RESET(VDE,       0x200, 0x204, 16),
        TEGRA124_MC_RESET(VI,        0x200, 0x204, 17),
        TEGRA124_MC_RESET(VIC,       0x200, 0x204, 18),
        TEGRA124_MC_RESET(XUSB_HOST, 0x200, 0x204, 19),
        TEGRA124_MC_RESET(XUSB_DEV,  0x200, 0x204, 20),
        TEGRA124_MC_RESET(TSEC,      0x200, 0x204, 21),
        TEGRA124_MC_RESET(SDMMC1,    0x200, 0x204, 22),
        TEGRA124_MC_RESET(SDMMC2,    0x200, 0x204, 23),
        TEGRA124_MC_RESET(SDMMC3,    0x200, 0x204, 25),
        TEGRA124_MC_RESET(SDMMC4,    0x970, 0x974,  0),
        TEGRA124_MC_RESET(ISP2B,     0x970, 0x974,  1),
        TEGRA124_MC_RESET(GPU,       0x970, 0x974,  2),
};

static int tegra124_mc_icc_set(struct icc_node *src, struct icc_node *dst)
{
        /* TODO: program PTSA */
        return 0;
}

static int tegra124_mc_icc_aggreate(struct icc_node *node, u32 tag, u32 avg_bw,
                                    u32 peak_bw, u32 *agg_avg, u32 *agg_peak)
{
        /*
         * ISO clients need to reserve extra bandwidth up-front because
         * there could be high bandwidth pressure during initial filling
         * of the client's FIFO buffers.  Secondly, we need to take into
         * account impurities of the memory subsystem.
         */
        if (tag & TEGRA_MC_ICC_TAG_ISO)
                peak_bw = tegra_mc_scale_percents(peak_bw, 400);

        *agg_avg += avg_bw;
        *agg_peak = max(*agg_peak, peak_bw);

        return 0;
}

static struct icc_node_data *
tegra124_mc_of_icc_xlate_extended(const struct of_phandle_args *spec, void *data)
{
        struct tegra_mc *mc = icc_provider_to_tegra_mc(data);
        const struct tegra_mc_client *client;
        unsigned int i, idx = spec->args[0];
        struct icc_node_data *ndata;
        struct icc_node *node;

        list_for_each_entry(node, &mc->provider.nodes, node_list) {
                if (node->id != idx)
                        continue;

                ndata = kzalloc_obj(*ndata);
                if (!ndata)
                        return ERR_PTR(-ENOMEM);

                client = &mc->soc->clients[idx];
                ndata->node = node;

                switch (client->swgroup) {
                case TEGRA_SWGROUP_DC:
                case TEGRA_SWGROUP_DCB:
                case TEGRA_SWGROUP_PTC:
                case TEGRA_SWGROUP_VI:
                        /* these clients are isochronous by default */
                        ndata->tag = TEGRA_MC_ICC_TAG_ISO;
                        break;

                default:
                        ndata->tag = TEGRA_MC_ICC_TAG_DEFAULT;
                        break;
                }

                return ndata;
        }

        for (i = 0; i < mc->soc->num_clients; i++) {
                if (mc->soc->clients[i].id == idx)
                        return ERR_PTR(-EPROBE_DEFER);
        }

        dev_err(mc->dev, "invalid ICC client ID %u\n", idx);

        return ERR_PTR(-EINVAL);
}

static const struct tegra_mc_icc_ops tegra124_mc_icc_ops = {
        .xlate_extended = tegra124_mc_of_icc_xlate_extended,
        .aggregate = tegra124_mc_icc_aggreate,
        .set = tegra124_mc_icc_set,
};

#ifdef CONFIG_ARCH_TEGRA_124_SOC
static const unsigned long tegra124_mc_emem_regs[] = {
        MC_EMEM_ARB_CFG,
        MC_EMEM_ARB_OUTSTANDING_REQ,
        MC_EMEM_ARB_TIMING_RCD,
        MC_EMEM_ARB_TIMING_RP,
        MC_EMEM_ARB_TIMING_RC,
        MC_EMEM_ARB_TIMING_RAS,
        MC_EMEM_ARB_TIMING_FAW,
        MC_EMEM_ARB_TIMING_RRD,
        MC_EMEM_ARB_TIMING_RAP2PRE,
        MC_EMEM_ARB_TIMING_WAP2PRE,
        MC_EMEM_ARB_TIMING_R2R,
        MC_EMEM_ARB_TIMING_W2W,
        MC_EMEM_ARB_TIMING_R2W,
        MC_EMEM_ARB_TIMING_W2R,
        MC_EMEM_ARB_DA_TURNS,
        MC_EMEM_ARB_DA_COVERS,
        MC_EMEM_ARB_MISC0,
        MC_EMEM_ARB_MISC1,
        MC_EMEM_ARB_RING1_THROTTLE
};

static const struct tegra_smmu_soc tegra124_smmu_soc = {
        .clients = tegra124_mc_clients,
        .num_clients = ARRAY_SIZE(tegra124_mc_clients),
        .swgroups = tegra124_swgroups,
        .num_swgroups = ARRAY_SIZE(tegra124_swgroups),
        .groups = tegra124_groups,
        .num_groups = ARRAY_SIZE(tegra124_groups),
        .supports_round_robin_arbitration = true,
        .supports_request_limit = true,
        .num_tlb_lines = 32,
        .num_asids = 128,
};

static const struct tegra_mc_intmask tegra124_mc_intmasks[] = {
        {
                .reg = MC_INTMASK,
                .mask = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
                        MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
                        MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM,
        },
};

const struct tegra_mc_soc tegra124_mc_soc = {
        .clients = tegra124_mc_clients,
        .num_clients = ARRAY_SIZE(tegra124_mc_clients),
        .num_address_bits = 34,
        .atom_size = 32,
        .client_id_mask = 0x7f,
        .smmu = &tegra124_smmu_soc,
        .emem_regs = tegra124_mc_emem_regs,
        .num_emem_regs = ARRAY_SIZE(tegra124_mc_emem_regs),
        .intmasks = tegra124_mc_intmasks,
        .num_intmasks = ARRAY_SIZE(tegra124_mc_intmasks),
        .reset_ops = &tegra_mc_reset_ops_common,
        .resets = tegra124_mc_resets,
        .num_resets = ARRAY_SIZE(tegra124_mc_resets),
        .icc_ops = &tegra124_mc_icc_ops,
        .ops = &tegra30_mc_ops,
        .regs = &tegra20_mc_regs,
        .handle_irq = tegra30_mc_irq_handlers,
        .num_interrupts = ARRAY_SIZE(tegra30_mc_irq_handlers),
        .mc_addr_hi_mask = 0x3,
        .mc_err_status_type_mask = (0x7 << 28),
};
#endif /* CONFIG_ARCH_TEGRA_124_SOC */

#ifdef CONFIG_ARCH_TEGRA_132_SOC
static const struct tegra_smmu_soc tegra132_smmu_soc = {
        .clients = tegra124_mc_clients,
        .num_clients = ARRAY_SIZE(tegra124_mc_clients),
        .swgroups = tegra124_swgroups,
        .num_swgroups = ARRAY_SIZE(tegra124_swgroups),
        .groups = tegra124_groups,
        .num_groups = ARRAY_SIZE(tegra124_groups),
        .supports_round_robin_arbitration = true,
        .supports_request_limit = true,
        .num_tlb_lines = 32,
        .num_asids = 128,
};

static const struct tegra_mc_intmask tegra132_mc_intmasks[] = {
        {
                .reg = MC_INTMASK,
                .mask = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
                        MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
                        MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM,
        },
};

const struct tegra_mc_soc tegra132_mc_soc = {
        .clients = tegra124_mc_clients,
        .num_clients = ARRAY_SIZE(tegra124_mc_clients),
        .num_address_bits = 34,
        .atom_size = 32,
        .client_id_mask = 0x7f,
        .smmu = &tegra132_smmu_soc,
        .intmasks = tegra132_mc_intmasks,
        .num_intmasks = ARRAY_SIZE(tegra132_mc_intmasks),
        .reset_ops = &tegra_mc_reset_ops_common,
        .resets = tegra124_mc_resets,
        .num_resets = ARRAY_SIZE(tegra124_mc_resets),
        .icc_ops = &tegra124_mc_icc_ops,
        .ops = &tegra30_mc_ops,
        .regs = &tegra20_mc_regs,
        .handle_irq = tegra30_mc_irq_handlers,
        .num_interrupts = ARRAY_SIZE(tegra30_mc_irq_handlers),
        .mc_addr_hi_mask = 0x3,
        .mc_err_status_type_mask = (0x7 << 28),
};
#endif /* CONFIG_ARCH_TEGRA_132_SOC */