u-boot-brain/drivers/clk/renesas/r8a774c0-cpg-mssr.c
Marek Vasut e935409199 clk: renesas: Make reset controller modemr register offset configurable
The MODEMR register offset changed on R8A779A0, make the MODEMR offset
configurable. Fill the offset in on all clock drivers. No functional
change.

Based off "clk: renesas: Make CPG Reset MODEMR offset accessible from
struct cpg_mssr_info" by Hai Pham <hai.pham.ud@renesas.com>

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
2021-05-21 15:00:17 +02:00

319 lines
12 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* r8a774c0 Clock Pulse Generator / Module Standby and Software Reset
*
* Copyright (C) 2020 Renesas Electronics Corp.
*
* Based on r8a77990-cpg-mssr.c
*
* Copyright (C) 2015 Glider bvba
* Copyright (C) 2020 Renesas Electronics Corp.
*/
#include <common.h>
#include <clk-uclass.h>
#include <dm.h>
#include <linux/bitops.h>
#include <dt-bindings/clock/r8a774c0-cpg-mssr.h>
#include "renesas-cpg-mssr.h"
#include "rcar-gen3-cpg.h"
enum clk_ids {
/* Core Clock Outputs exported to DT */
LAST_DT_CORE_CLK = R8A774C0_CLK_CANFD,
/* External Input Clocks */
CLK_EXTAL,
/* Internal Core Clocks */
CLK_MAIN,
CLK_PLL0,
CLK_PLL1,
CLK_PLL3,
CLK_PLL0D4,
CLK_PLL0D6,
CLK_PLL0D8,
CLK_PLL0D20,
CLK_PLL0D24,
CLK_PLL1D2,
CLK_PE,
CLK_S0,
CLK_S1,
CLK_S2,
CLK_S3,
CLK_SDSRC,
CLK_RPCSRC,
CLK_RINT,
CLK_OCO,
/* Module Clocks */
MOD_CLK_BASE
};
static const struct cpg_core_clk r8a774c0_core_clks[] = {
/* External Clock Inputs */
DEF_INPUT("extal", CLK_EXTAL),
/* Internal Core Clocks */
DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN3_MAIN, CLK_EXTAL),
DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN3_PLL1, CLK_MAIN),
DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN3_PLL3, CLK_MAIN),
DEF_FIXED(".pll0", CLK_PLL0, CLK_MAIN, 1, 100),
DEF_FIXED(".pll0d4", CLK_PLL0D4, CLK_PLL0, 4, 1),
DEF_FIXED(".pll0d6", CLK_PLL0D6, CLK_PLL0, 6, 1),
DEF_FIXED(".pll0d8", CLK_PLL0D8, CLK_PLL0, 8, 1),
DEF_FIXED(".pll0d20", CLK_PLL0D20, CLK_PLL0, 20, 1),
DEF_FIXED(".pll0d24", CLK_PLL0D24, CLK_PLL0, 24, 1),
DEF_FIXED(".pll1d2", CLK_PLL1D2, CLK_PLL1, 2, 1),
DEF_FIXED(".pe", CLK_PE, CLK_PLL0D20, 1, 1),
DEF_FIXED(".s0", CLK_S0, CLK_PLL1, 2, 1),
DEF_FIXED(".s1", CLK_S1, CLK_PLL1, 3, 1),
DEF_FIXED(".s2", CLK_S2, CLK_PLL1, 4, 1),
DEF_FIXED(".s3", CLK_S3, CLK_PLL1, 6, 1),
DEF_FIXED(".sdsrc", CLK_SDSRC, CLK_PLL1, 2, 1),
DEF_FIXED_RPCSRC_E3(".rpcsrc", CLK_RPCSRC, CLK_PLL0, CLK_PLL1),
DEF_BASE("rpc", R8A774C0_CLK_RPC, CLK_TYPE_GEN3_RPC,
CLK_RPCSRC),
DEF_BASE("rpcd2", R8A774C0_CLK_RPCD2, CLK_TYPE_GEN3_RPCD2,
R8A774C0_CLK_RPC),
DEF_DIV6_RO(".r", CLK_RINT, CLK_EXTAL, CPG_RCKCR, 32),
DEF_RATE(".oco", CLK_OCO, 8 * 1000 * 1000),
/* Core Clock Outputs */
DEF_FIXED("za2", R8A774C0_CLK_ZA2, CLK_PLL0D24, 1, 1),
DEF_FIXED("za8", R8A774C0_CLK_ZA8, CLK_PLL0D8, 1, 1),
DEF_GEN3_Z("z2", R8A774C0_CLK_Z2, CLK_TYPE_GEN3_Z, CLK_PLL0, 4, 8),
DEF_FIXED("ztr", R8A774C0_CLK_ZTR, CLK_PLL1, 6, 1),
DEF_FIXED("zt", R8A774C0_CLK_ZT, CLK_PLL1, 4, 1),
DEF_FIXED("zx", R8A774C0_CLK_ZX, CLK_PLL1, 3, 1),
DEF_FIXED("s0d1", R8A774C0_CLK_S0D1, CLK_S0, 1, 1),
DEF_FIXED("s0d3", R8A774C0_CLK_S0D3, CLK_S0, 3, 1),
DEF_FIXED("s0d6", R8A774C0_CLK_S0D6, CLK_S0, 6, 1),
DEF_FIXED("s0d12", R8A774C0_CLK_S0D12, CLK_S0, 12, 1),
DEF_FIXED("s0d24", R8A774C0_CLK_S0D24, CLK_S0, 24, 1),
DEF_FIXED("s1d1", R8A774C0_CLK_S1D1, CLK_S1, 1, 1),
DEF_FIXED("s1d2", R8A774C0_CLK_S1D2, CLK_S1, 2, 1),
DEF_FIXED("s1d4", R8A774C0_CLK_S1D4, CLK_S1, 4, 1),
DEF_FIXED("s2d1", R8A774C0_CLK_S2D1, CLK_S2, 1, 1),
DEF_FIXED("s2d2", R8A774C0_CLK_S2D2, CLK_S2, 2, 1),
DEF_FIXED("s2d4", R8A774C0_CLK_S2D4, CLK_S2, 4, 1),
DEF_FIXED("s3d1", R8A774C0_CLK_S3D1, CLK_S3, 1, 1),
DEF_FIXED("s3d2", R8A774C0_CLK_S3D2, CLK_S3, 2, 1),
DEF_FIXED("s3d4", R8A774C0_CLK_S3D4, CLK_S3, 4, 1),
DEF_GEN3_SD("sd0", R8A774C0_CLK_SD0, CLK_SDSRC, 0x0074),
DEF_GEN3_SD("sd1", R8A774C0_CLK_SD1, CLK_SDSRC, 0x0078),
DEF_GEN3_SD("sd3", R8A774C0_CLK_SD3, CLK_SDSRC, 0x026c),
DEF_FIXED("cl", R8A774C0_CLK_CL, CLK_PLL1, 48, 1),
DEF_FIXED("cp", R8A774C0_CLK_CP, CLK_EXTAL, 2, 1),
DEF_FIXED("cpex", R8A774C0_CLK_CPEX, CLK_EXTAL, 4, 1),
DEF_DIV6_RO("osc", R8A774C0_CLK_OSC, CLK_EXTAL, CPG_RCKCR, 8),
DEF_GEN3_PE("s0d6c", R8A774C0_CLK_S0D6C, CLK_S0, 6, CLK_PE, 2),
DEF_GEN3_PE("s3d1c", R8A774C0_CLK_S3D1C, CLK_S3, 1, CLK_PE, 1),
DEF_GEN3_PE("s3d2c", R8A774C0_CLK_S3D2C, CLK_S3, 2, CLK_PE, 2),
DEF_GEN3_PE("s3d4c", R8A774C0_CLK_S3D4C, CLK_S3, 4, CLK_PE, 4),
DEF_DIV6P1("canfd", R8A774C0_CLK_CANFD, CLK_PLL0D6, 0x244),
DEF_DIV6P1("csi0", R8A774C0_CLK_CSI0, CLK_PLL1D2, 0x00c),
DEF_DIV6P1("mso", R8A774C0_CLK_MSO, CLK_PLL1D2, 0x014),
DEF_GEN3_RCKSEL("r", R8A774C0_CLK_R, CLK_RINT, 1, CLK_OCO, 61 * 4),
};
static const struct mssr_mod_clk r8a774c0_mod_clks[] = {
DEF_MOD("tmu4", 121, R8A774C0_CLK_S0D6C),
DEF_MOD("tmu3", 122, R8A774C0_CLK_S3D2C),
DEF_MOD("tmu2", 123, R8A774C0_CLK_S3D2C),
DEF_MOD("tmu1", 124, R8A774C0_CLK_S3D2C),
DEF_MOD("tmu0", 125, R8A774C0_CLK_CP),
DEF_MOD("scif5", 202, R8A774C0_CLK_S3D4C),
DEF_MOD("scif4", 203, R8A774C0_CLK_S3D4C),
DEF_MOD("scif3", 204, R8A774C0_CLK_S3D4C),
DEF_MOD("scif1", 206, R8A774C0_CLK_S3D4C),
DEF_MOD("scif0", 207, R8A774C0_CLK_S3D4C),
DEF_MOD("msiof3", 208, R8A774C0_CLK_MSO),
DEF_MOD("msiof2", 209, R8A774C0_CLK_MSO),
DEF_MOD("msiof1", 210, R8A774C0_CLK_MSO),
DEF_MOD("msiof0", 211, R8A774C0_CLK_MSO),
DEF_MOD("sys-dmac2", 217, R8A774C0_CLK_S3D1),
DEF_MOD("sys-dmac1", 218, R8A774C0_CLK_S3D1),
DEF_MOD("sys-dmac0", 219, R8A774C0_CLK_S3D1),
DEF_MOD("cmt3", 300, R8A774C0_CLK_R),
DEF_MOD("cmt2", 301, R8A774C0_CLK_R),
DEF_MOD("cmt1", 302, R8A774C0_CLK_R),
DEF_MOD("cmt0", 303, R8A774C0_CLK_R),
DEF_MOD("scif2", 310, R8A774C0_CLK_S3D4C),
DEF_MOD("sdif3", 311, R8A774C0_CLK_SD3),
DEF_MOD("sdif1", 313, R8A774C0_CLK_SD1),
DEF_MOD("sdif0", 314, R8A774C0_CLK_SD0),
DEF_MOD("pcie0", 319, R8A774C0_CLK_S3D1),
DEF_MOD("usb3-if0", 328, R8A774C0_CLK_S3D1),
DEF_MOD("usb-dmac0", 330, R8A774C0_CLK_S3D1),
DEF_MOD("usb-dmac1", 331, R8A774C0_CLK_S3D1),
DEF_MOD("rwdt", 402, R8A774C0_CLK_R),
DEF_MOD("intc-ex", 407, R8A774C0_CLK_CP),
DEF_MOD("intc-ap", 408, R8A774C0_CLK_S0D3),
DEF_MOD("audmac0", 502, R8A774C0_CLK_S1D2),
DEF_MOD("hscif4", 516, R8A774C0_CLK_S3D1C),
DEF_MOD("hscif3", 517, R8A774C0_CLK_S3D1C),
DEF_MOD("hscif2", 518, R8A774C0_CLK_S3D1C),
DEF_MOD("hscif1", 519, R8A774C0_CLK_S3D1C),
DEF_MOD("hscif0", 520, R8A774C0_CLK_S3D1C),
DEF_MOD("thermal", 522, R8A774C0_CLK_CP),
DEF_MOD("pwm", 523, R8A774C0_CLK_S3D4C),
DEF_MOD("fcpvd1", 602, R8A774C0_CLK_S1D2),
DEF_MOD("fcpvd0", 603, R8A774C0_CLK_S1D2),
DEF_MOD("fcpvb0", 607, R8A774C0_CLK_S0D1),
DEF_MOD("fcpvi0", 611, R8A774C0_CLK_S0D1),
DEF_MOD("fcpf0", 615, R8A774C0_CLK_S0D1),
DEF_MOD("fcpcs", 619, R8A774C0_CLK_S0D1),
DEF_MOD("vspd1", 622, R8A774C0_CLK_S1D2),
DEF_MOD("vspd0", 623, R8A774C0_CLK_S1D2),
DEF_MOD("vspb", 626, R8A774C0_CLK_S0D1),
DEF_MOD("vspi0", 631, R8A774C0_CLK_S0D1),
DEF_MOD("ehci0", 703, R8A774C0_CLK_S3D2),
DEF_MOD("hsusb", 704, R8A774C0_CLK_S3D2),
DEF_MOD("csi40", 716, R8A774C0_CLK_CSI0),
DEF_MOD("du1", 723, R8A774C0_CLK_S1D1),
DEF_MOD("du0", 724, R8A774C0_CLK_S1D1),
DEF_MOD("lvds", 727, R8A774C0_CLK_S2D1),
DEF_MOD("vin5", 806, R8A774C0_CLK_S1D2),
DEF_MOD("vin4", 807, R8A774C0_CLK_S1D2),
DEF_MOD("etheravb", 812, R8A774C0_CLK_S3D2),
DEF_MOD("gpio6", 906, R8A774C0_CLK_S3D4),
DEF_MOD("gpio5", 907, R8A774C0_CLK_S3D4),
DEF_MOD("gpio4", 908, R8A774C0_CLK_S3D4),
DEF_MOD("gpio3", 909, R8A774C0_CLK_S3D4),
DEF_MOD("gpio2", 910, R8A774C0_CLK_S3D4),
DEF_MOD("gpio1", 911, R8A774C0_CLK_S3D4),
DEF_MOD("gpio0", 912, R8A774C0_CLK_S3D4),
DEF_MOD("can-fd", 914, R8A774C0_CLK_S3D2),
DEF_MOD("can-if1", 915, R8A774C0_CLK_S3D4),
DEF_MOD("can-if0", 916, R8A774C0_CLK_S3D4),
DEF_MOD("rpc-if", 917, R8A774C0_CLK_RPCD2),
DEF_MOD("i2c6", 918, R8A774C0_CLK_S3D2),
DEF_MOD("i2c5", 919, R8A774C0_CLK_S3D2),
DEF_MOD("i2c-dvfs", 926, R8A774C0_CLK_CP),
DEF_MOD("i2c4", 927, R8A774C0_CLK_S3D2),
DEF_MOD("i2c3", 928, R8A774C0_CLK_S3D2),
DEF_MOD("i2c2", 929, R8A774C0_CLK_S3D2),
DEF_MOD("i2c1", 930, R8A774C0_CLK_S3D2),
DEF_MOD("i2c0", 931, R8A774C0_CLK_S3D2),
DEF_MOD("i2c7", 1003, R8A774C0_CLK_S3D2),
DEF_MOD("ssi-all", 1005, R8A774C0_CLK_S3D4),
DEF_MOD("ssi9", 1006, MOD_CLK_ID(1005)),
DEF_MOD("ssi8", 1007, MOD_CLK_ID(1005)),
DEF_MOD("ssi7", 1008, MOD_CLK_ID(1005)),
DEF_MOD("ssi6", 1009, MOD_CLK_ID(1005)),
DEF_MOD("ssi5", 1010, MOD_CLK_ID(1005)),
DEF_MOD("ssi4", 1011, MOD_CLK_ID(1005)),
DEF_MOD("ssi3", 1012, MOD_CLK_ID(1005)),
DEF_MOD("ssi2", 1013, MOD_CLK_ID(1005)),
DEF_MOD("ssi1", 1014, MOD_CLK_ID(1005)),
DEF_MOD("ssi0", 1015, MOD_CLK_ID(1005)),
DEF_MOD("scu-all", 1017, R8A774C0_CLK_S3D4),
DEF_MOD("scu-dvc1", 1018, MOD_CLK_ID(1017)),
DEF_MOD("scu-dvc0", 1019, MOD_CLK_ID(1017)),
DEF_MOD("scu-ctu1-mix1", 1020, MOD_CLK_ID(1017)),
DEF_MOD("scu-ctu0-mix0", 1021, MOD_CLK_ID(1017)),
DEF_MOD("scu-src9", 1022, MOD_CLK_ID(1017)),
DEF_MOD("scu-src8", 1023, MOD_CLK_ID(1017)),
DEF_MOD("scu-src7", 1024, MOD_CLK_ID(1017)),
DEF_MOD("scu-src6", 1025, MOD_CLK_ID(1017)),
DEF_MOD("scu-src5", 1026, MOD_CLK_ID(1017)),
DEF_MOD("scu-src4", 1027, MOD_CLK_ID(1017)),
DEF_MOD("scu-src3", 1028, MOD_CLK_ID(1017)),
DEF_MOD("scu-src2", 1029, MOD_CLK_ID(1017)),
DEF_MOD("scu-src1", 1030, MOD_CLK_ID(1017)),
DEF_MOD("scu-src0", 1031, MOD_CLK_ID(1017)),
};
/*
* CPG Clock Data
*/
/*
* MD19 EXTAL (MHz) PLL0 PLL1 PLL3
*--------------------------------------------------------------------
* 0 48 x 1 x100/1 x100/3 x100/3
* 1 48 x 1 x100/1 x100/3 x58/3
*/
#define CPG_PLL_CONFIG_INDEX(md) (((md) & BIT(19)) >> 19)
static const struct rcar_gen3_cpg_pll_config cpg_pll_configs[2] = {
/* EXTAL div PLL1 mult/div PLL3 mult/div */
{ 1, 100, 3, 100, 3, },
{ 1, 100, 3, 58, 3, },
};
static const struct mstp_stop_table r8a774c0_mstp_table[] = {
{ 0x00200000, 0x0, 0x00200000, 0 },
{ 0xFFFFFFFF, 0x0, 0xFFFFFFFF, 0 },
{ 0x340E2FDC, 0x2040, 0x340E2FDC, 0 },
{ 0xFFFFFFDF, 0x400, 0xFFFFFFDF, 0 },
{ 0x80000184, 0x180, 0x80000184, 0 },
{ 0xC3FFFFFF, 0x0, 0xC3FFFFFF, 0 },
{ 0xFFFFFFFF, 0x0, 0xFFFFFFFF, 0 },
{ 0xFFFFFFFF, 0x0, 0xFFFFFFFF, 0 },
{ 0x01F1FFF7, 0x0, 0x01F1FFF7, 0 },
{ 0xFFFFFFFE, 0x0, 0xFFFFFFFE, 0 },
{ 0xFFFEFFE0, 0x0, 0xFFFEFFE0, 0 },
{ 0x000000B7, 0x0, 0x000000B7, 0 },
};
static const void *r8a774c0_get_pll_config(const u32 cpg_mode)
{
return &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)];
}
const struct cpg_mssr_info r8a774c0_cpg_mssr_info = {
.core_clk = r8a774c0_core_clks,
.core_clk_size = ARRAY_SIZE(r8a774c0_core_clks),
.mod_clk = r8a774c0_mod_clks,
.mod_clk_size = ARRAY_SIZE(r8a774c0_mod_clks),
.mstp_table = r8a774c0_mstp_table,
.mstp_table_size = ARRAY_SIZE(r8a774c0_mstp_table),
.reset_node = "renesas,r8a774c0-rst",
.reset_modemr_offset = CPG_RST_MODEMR,
.mod_clk_base = MOD_CLK_BASE,
.clk_extal_id = CLK_EXTAL,
.clk_extalr_id = ~0,
.get_pll_config = r8a774c0_get_pll_config,
};
static const struct udevice_id r8a774c0_clk_ids[] = {
{
.compatible = "renesas,r8a774c0-cpg-mssr",
.data = (ulong)&r8a774c0_cpg_mssr_info
},
{ }
};
U_BOOT_DRIVER(clk_r8a774c0) = {
.name = "clk_r8a774c0",
.id = UCLASS_CLK,
.of_match = r8a774c0_clk_ids,
.priv_auto = sizeof(struct gen3_clk_priv),
.ops = &gen3_clk_ops,
.probe = gen3_clk_probe,
.remove = gen3_clk_remove,
};