u-boot-brain/drivers/clk/renesas/r8a774e1-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

360 lines
14 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* r8a774e1 Clock Pulse Generator / Module Standby and Software Reset
*
* Copyright (C) 2020 Renesas Electronics Corp.
*
* Based on r8a7795-cpg-mssr.c
*
* Copyright (C) 2015 Glider bvba
*/
#include <common.h>
#include <clk-uclass.h>
#include <dm.h>
#include <linux/bitops.h>
#include <dt-bindings/clock/r8a774e1-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 = R8A774E1_CLK_CANFD,
/* External Input Clocks */
CLK_EXTAL,
CLK_EXTALR,
/* Internal Core Clocks */
CLK_MAIN,
CLK_PLL0,
CLK_PLL1,
CLK_PLL2,
CLK_PLL3,
CLK_PLL4,
CLK_PLL1_DIV2,
CLK_PLL1_DIV4,
CLK_S0,
CLK_S1,
CLK_S2,
CLK_S3,
CLK_SDSRC,
CLK_RPCSRC,
CLK_RINT,
/* Module Clocks */
MOD_CLK_BASE
};
static const struct cpg_core_clk r8a774e1_core_clks[] = {
/* External Clock Inputs */
DEF_INPUT("extal", CLK_EXTAL),
DEF_INPUT("extalr", CLK_EXTALR),
/* Internal Core Clocks */
DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN3_MAIN, CLK_EXTAL),
DEF_BASE(".pll0", CLK_PLL0, CLK_TYPE_GEN3_PLL0, CLK_MAIN),
DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN3_PLL1, CLK_MAIN),
DEF_BASE(".pll2", CLK_PLL2, CLK_TYPE_GEN3_PLL2, CLK_MAIN),
DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN3_PLL3, CLK_MAIN),
DEF_BASE(".pll4", CLK_PLL4, CLK_TYPE_GEN3_PLL4, CLK_MAIN),
DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1),
DEF_FIXED(".pll1_div4", CLK_PLL1_DIV4, CLK_PLL1_DIV2, 2, 1),
DEF_FIXED(".s0", CLK_S0, CLK_PLL1_DIV2, 2, 1),
DEF_FIXED(".s1", CLK_S1, CLK_PLL1_DIV2, 3, 1),
DEF_FIXED(".s2", CLK_S2, CLK_PLL1_DIV2, 4, 1),
DEF_FIXED(".s3", CLK_S3, CLK_PLL1_DIV2, 6, 1),
DEF_FIXED(".sdsrc", CLK_SDSRC, CLK_PLL1_DIV2, 2, 1),
DEF_BASE(".rpcsrc", CLK_RPCSRC, CLK_TYPE_GEN3_RPCSRC, CLK_PLL1),
DEF_BASE("rpc", R8A774E1_CLK_RPC, CLK_TYPE_GEN3_RPC,
CLK_RPCSRC),
DEF_BASE("rpcd2", R8A774E1_CLK_RPCD2, CLK_TYPE_GEN3_RPCD2,
R8A774E1_CLK_RPC),
DEF_GEN3_OSC(".r", CLK_RINT, CLK_EXTAL, 32),
/* Core Clock Outputs */
DEF_GEN3_Z("z", R8A774E1_CLK_Z, CLK_TYPE_GEN3_Z, CLK_PLL0, 2, 8),
DEF_GEN3_Z("z2", R8A774E1_CLK_Z2, CLK_TYPE_GEN3_Z, CLK_PLL2, 2, 0),
DEF_FIXED("ztr", R8A774E1_CLK_ZTR, CLK_PLL1_DIV2, 6, 1),
DEF_FIXED("ztrd2", R8A774E1_CLK_ZTRD2, CLK_PLL1_DIV2, 12, 1),
DEF_FIXED("zt", R8A774E1_CLK_ZT, CLK_PLL1_DIV2, 4, 1),
DEF_FIXED("zx", R8A774E1_CLK_ZX, CLK_PLL1_DIV2, 2, 1),
DEF_FIXED("s0d1", R8A774E1_CLK_S0D1, CLK_S0, 1, 1),
DEF_FIXED("s0d2", R8A774E1_CLK_S0D2, CLK_S0, 2, 1),
DEF_FIXED("s0d3", R8A774E1_CLK_S0D3, CLK_S0, 3, 1),
DEF_FIXED("s0d4", R8A774E1_CLK_S0D4, CLK_S0, 4, 1),
DEF_FIXED("s0d6", R8A774E1_CLK_S0D6, CLK_S0, 6, 1),
DEF_FIXED("s0d8", R8A774E1_CLK_S0D8, CLK_S0, 8, 1),
DEF_FIXED("s0d12", R8A774E1_CLK_S0D12, CLK_S0, 12, 1),
DEF_FIXED("s1d2", R8A774E1_CLK_S1D2, CLK_S1, 2, 1),
DEF_FIXED("s1d4", R8A774E1_CLK_S1D4, CLK_S1, 4, 1),
DEF_FIXED("s2d1", R8A774E1_CLK_S2D1, CLK_S2, 1, 1),
DEF_FIXED("s2d2", R8A774E1_CLK_S2D2, CLK_S2, 2, 1),
DEF_FIXED("s2d4", R8A774E1_CLK_S2D4, CLK_S2, 4, 1),
DEF_FIXED("s3d1", R8A774E1_CLK_S3D1, CLK_S3, 1, 1),
DEF_FIXED("s3d2", R8A774E1_CLK_S3D2, CLK_S3, 2, 1),
DEF_FIXED("s3d4", R8A774E1_CLK_S3D4, CLK_S3, 4, 1),
DEF_GEN3_SD("sd0", R8A774E1_CLK_SD0, CLK_SDSRC, 0x074),
DEF_GEN3_SD("sd1", R8A774E1_CLK_SD1, CLK_SDSRC, 0x078),
DEF_GEN3_SD("sd2", R8A774E1_CLK_SD2, CLK_SDSRC, 0x268),
DEF_GEN3_SD("sd3", R8A774E1_CLK_SD3, CLK_SDSRC, 0x26c),
DEF_FIXED("cl", R8A774E1_CLK_CL, CLK_PLL1_DIV2, 48, 1),
DEF_FIXED("cr", R8A774E1_CLK_CR, CLK_PLL1_DIV4, 2, 1),
DEF_FIXED("cp", R8A774E1_CLK_CP, CLK_EXTAL, 2, 1),
DEF_FIXED("cpex", R8A774E1_CLK_CPEX, CLK_EXTAL, 2, 1),
DEF_DIV6P1("canfd", R8A774E1_CLK_CANFD, CLK_PLL1_DIV4, 0x244),
DEF_DIV6P1("csi0", R8A774E1_CLK_CSI0, CLK_PLL1_DIV4, 0x00c),
DEF_DIV6P1("mso", R8A774E1_CLK_MSO, CLK_PLL1_DIV4, 0x014),
DEF_DIV6P1("hdmi", R8A774E1_CLK_HDMI, CLK_PLL1_DIV4, 0x250),
DEF_GEN3_OSC("osc", R8A774E1_CLK_OSC, CLK_EXTAL, 8),
DEF_BASE("r", R8A774E1_CLK_R, CLK_TYPE_GEN3_R, CLK_RINT),
};
static const struct mssr_mod_clk r8a774e1_mod_clks[] = {
DEF_MOD("fdp1-1", 118, R8A774E1_CLK_S0D1),
DEF_MOD("fdp1-0", 119, R8A774E1_CLK_S0D1),
DEF_MOD("tmu4", 121, R8A774E1_CLK_S0D6),
DEF_MOD("tmu3", 122, R8A774E1_CLK_S3D2),
DEF_MOD("tmu2", 123, R8A774E1_CLK_S3D2),
DEF_MOD("tmu1", 124, R8A774E1_CLK_S3D2),
DEF_MOD("tmu0", 125, R8A774E1_CLK_CP),
DEF_MOD("vcplf", 130, R8A774E1_CLK_S2D1),
DEF_MOD("vdpb", 131, R8A774E1_CLK_S2D1),
DEF_MOD("scif5", 202, R8A774E1_CLK_S3D4),
DEF_MOD("scif4", 203, R8A774E1_CLK_S3D4),
DEF_MOD("scif3", 204, R8A774E1_CLK_S3D4),
DEF_MOD("scif1", 206, R8A774E1_CLK_S3D4),
DEF_MOD("scif0", 207, R8A774E1_CLK_S3D4),
DEF_MOD("msiof3", 208, R8A774E1_CLK_MSO),
DEF_MOD("msiof2", 209, R8A774E1_CLK_MSO),
DEF_MOD("msiof1", 210, R8A774E1_CLK_MSO),
DEF_MOD("msiof0", 211, R8A774E1_CLK_MSO),
DEF_MOD("sys-dmac2", 217, R8A774E1_CLK_S3D1),
DEF_MOD("sys-dmac1", 218, R8A774E1_CLK_S3D1),
DEF_MOD("sys-dmac0", 219, R8A774E1_CLK_S0D3),
DEF_MOD("cmt3", 300, R8A774E1_CLK_R),
DEF_MOD("cmt2", 301, R8A774E1_CLK_R),
DEF_MOD("cmt1", 302, R8A774E1_CLK_R),
DEF_MOD("cmt0", 303, R8A774E1_CLK_R),
DEF_MOD("tpu0", 304, R8A774E1_CLK_S3D4),
DEF_MOD("scif2", 310, R8A774E1_CLK_S3D4),
DEF_MOD("sdif3", 311, R8A774E1_CLK_SD3),
DEF_MOD("sdif2", 312, R8A774E1_CLK_SD2),
DEF_MOD("sdif1", 313, R8A774E1_CLK_SD1),
DEF_MOD("sdif0", 314, R8A774E1_CLK_SD0),
DEF_MOD("pcie1", 318, R8A774E1_CLK_S3D1),
DEF_MOD("pcie0", 319, R8A774E1_CLK_S3D1),
DEF_MOD("usb3-if0", 328, R8A774E1_CLK_S3D1),
DEF_MOD("usb-dmac0", 330, R8A774E1_CLK_S3D1),
DEF_MOD("usb-dmac1", 331, R8A774E1_CLK_S3D1),
DEF_MOD("rwdt", 402, R8A774E1_CLK_R),
DEF_MOD("intc-ex", 407, R8A774E1_CLK_CP),
DEF_MOD("intc-ap", 408, R8A774E1_CLK_S0D3),
DEF_MOD("audmac1", 501, R8A774E1_CLK_S1D2),
DEF_MOD("audmac0", 502, R8A774E1_CLK_S1D2),
DEF_MOD("hscif4", 516, R8A774E1_CLK_S3D1),
DEF_MOD("hscif3", 517, R8A774E1_CLK_S3D1),
DEF_MOD("hscif2", 518, R8A774E1_CLK_S3D1),
DEF_MOD("hscif1", 519, R8A774E1_CLK_S3D1),
DEF_MOD("hscif0", 520, R8A774E1_CLK_S3D1),
DEF_MOD("thermal", 522, R8A774E1_CLK_CP),
DEF_MOD("pwm", 523, R8A774E1_CLK_S0D12),
DEF_MOD("fcpvd1", 602, R8A774E1_CLK_S0D2),
DEF_MOD("fcpvd0", 603, R8A774E1_CLK_S0D2),
DEF_MOD("fcpvb1", 606, R8A774E1_CLK_S0D1),
DEF_MOD("fcpvb0", 607, R8A774E1_CLK_S0D1),
DEF_MOD("fcpvi1", 610, R8A774E1_CLK_S0D1),
DEF_MOD("fcpvi0", 611, R8A774E1_CLK_S0D1),
DEF_MOD("fcpf1", 614, R8A774E1_CLK_S0D1),
DEF_MOD("fcpf0", 615, R8A774E1_CLK_S0D1),
DEF_MOD("fcpcs", 619, R8A774E1_CLK_S0D1),
DEF_MOD("vspd1", 622, R8A774E1_CLK_S0D2),
DEF_MOD("vspd0", 623, R8A774E1_CLK_S0D2),
DEF_MOD("vspbc", 624, R8A774E1_CLK_S0D1),
DEF_MOD("vspbd", 626, R8A774E1_CLK_S0D1),
DEF_MOD("vspi1", 630, R8A774E1_CLK_S0D1),
DEF_MOD("vspi0", 631, R8A774E1_CLK_S0D1),
DEF_MOD("ehci1", 702, R8A774E1_CLK_S3D2),
DEF_MOD("ehci0", 703, R8A774E1_CLK_S3D2),
DEF_MOD("hsusb", 704, R8A774E1_CLK_S3D2),
DEF_MOD("csi20", 714, R8A774E1_CLK_CSI0),
DEF_MOD("csi40", 716, R8A774E1_CLK_CSI0),
DEF_MOD("du3", 721, R8A774E1_CLK_S2D1),
DEF_MOD("du1", 723, R8A774E1_CLK_S2D1),
DEF_MOD("du0", 724, R8A774E1_CLK_S2D1),
DEF_MOD("lvds", 727, R8A774E1_CLK_S0D4),
DEF_MOD("hdmi0", 729, R8A774E1_CLK_HDMI),
DEF_MOD("vin7", 804, R8A774E1_CLK_S0D2),
DEF_MOD("vin6", 805, R8A774E1_CLK_S0D2),
DEF_MOD("vin5", 806, R8A774E1_CLK_S0D2),
DEF_MOD("vin4", 807, R8A774E1_CLK_S0D2),
DEF_MOD("vin3", 808, R8A774E1_CLK_S0D2),
DEF_MOD("vin2", 809, R8A774E1_CLK_S0D2),
DEF_MOD("vin1", 810, R8A774E1_CLK_S0D2),
DEF_MOD("vin0", 811, R8A774E1_CLK_S0D2),
DEF_MOD("etheravb", 812, R8A774E1_CLK_S0D6),
DEF_MOD("sata0", 815, R8A774E1_CLK_S3D2),
DEF_MOD("gpio7", 905, R8A774E1_CLK_S3D4),
DEF_MOD("gpio6", 906, R8A774E1_CLK_S3D4),
DEF_MOD("gpio5", 907, R8A774E1_CLK_S3D4),
DEF_MOD("gpio4", 908, R8A774E1_CLK_S3D4),
DEF_MOD("gpio3", 909, R8A774E1_CLK_S3D4),
DEF_MOD("gpio2", 910, R8A774E1_CLK_S3D4),
DEF_MOD("gpio1", 911, R8A774E1_CLK_S3D4),
DEF_MOD("gpio0", 912, R8A774E1_CLK_S3D4),
DEF_MOD("can-fd", 914, R8A774E1_CLK_S3D2),
DEF_MOD("can-if1", 915, R8A774E1_CLK_S3D4),
DEF_MOD("can-if0", 916, R8A774E1_CLK_S3D4),
DEF_MOD("rpc-if", 917, R8A774E1_CLK_RPCD2),
DEF_MOD("i2c6", 918, R8A774E1_CLK_S0D6),
DEF_MOD("i2c5", 919, R8A774E1_CLK_S0D6),
DEF_MOD("adg", 922, R8A774E1_CLK_S0D1),
DEF_MOD("i2c-dvfs", 926, R8A774E1_CLK_CP),
DEF_MOD("i2c4", 927, R8A774E1_CLK_S0D6),
DEF_MOD("i2c3", 928, R8A774E1_CLK_S0D6),
DEF_MOD("i2c2", 929, R8A774E1_CLK_S3D2),
DEF_MOD("i2c1", 930, R8A774E1_CLK_S3D2),
DEF_MOD("i2c0", 931, R8A774E1_CLK_S3D2),
DEF_MOD("ssi-all", 1005, R8A774E1_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, R8A774E1_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
*/
/*
* MD EXTAL PLL0 PLL1 PLL2 PLL3 PLL4 OSC
* 14 13 19 17 (MHz)
*-------------------------------------------------------------------------
* 0 0 0 0 16.66 x 1 x180 x192 x144 x192 x144 /16
* 0 0 0 1 16.66 x 1 x180 x192 x144 x128 x144 /16
* 0 0 1 0 Prohibited setting
* 0 0 1 1 16.66 x 1 x180 x192 x144 x192 x144 /16
* 0 1 0 0 20 x 1 x150 x160 x120 x160 x120 /19
* 0 1 0 1 20 x 1 x150 x160 x120 x106 x120 /19
* 0 1 1 0 Prohibited setting
* 0 1 1 1 20 x 1 x150 x160 x120 x160 x120 /19
* 1 0 0 0 25 x 1 x120 x128 x96 x128 x96 /24
* 1 0 0 1 25 x 1 x120 x128 x96 x84 x96 /24
* 1 0 1 0 Prohibited setting
* 1 0 1 1 25 x 1 x120 x128 x96 x128 x96 /24
* 1 1 0 0 33.33 / 2 x180 x192 x144 x192 x144 /32
* 1 1 0 1 33.33 / 2 x180 x192 x144 x128 x144 /32
* 1 1 1 0 Prohibited setting
* 1 1 1 1 33.33 / 2 x180 x192 x144 x192 x144 /32
*/
#define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 11) | \
(((md) & BIT(13)) >> 11) | \
(((md) & BIT(19)) >> 18) | \
(((md) & BIT(17)) >> 17))
static const struct rcar_gen3_cpg_pll_config cpg_pll_configs[16] = {
/* EXTAL div PLL1 mult/div PLL3 mult/div OSC prediv */
{ 1, 192, 1, 192, 1, 16, },
{ 1, 192, 1, 128, 1, 16, },
{ 0, /* Prohibited setting */ },
{ 1, 192, 1, 192, 1, 16, },
{ 1, 160, 1, 160, 1, 19, },
{ 1, 160, 1, 106, 1, 19, },
{ 0, /* Prohibited setting */ },
{ 1, 160, 1, 160, 1, 19, },
{ 1, 128, 1, 128, 1, 24, },
{ 1, 128, 1, 84, 1, 24, },
{ 0, /* Prohibited setting */ },
{ 1, 128, 1, 128, 1, 24, },
{ 2, 192, 1, 192, 1, 32, },
{ 2, 192, 1, 128, 1, 32, },
{ 0, /* Prohibited setting */ },
{ 2, 192, 1, 192, 1, 32, },
};
/* RMSTPCR[0-11] is not present on RZ/G2H */
static const struct mstp_stop_table r8a774e1_mstp_table[] = {
{ 0x00640800, 0x0, 0x0, 0 },
{ 0xF3EE9390, 0x0, 0x0, 0 },
{ 0x340FAFDC, 0x2040, 0x0, 0 },
{ 0xD80C7CDF, 0x400, 0x0, 0 },
{ 0x80000184, 0x180, 0x0, 0 },
{ 0x40BFFF46, 0x0, 0x0, 0 },
{ 0xE5FBEECF, 0x0, 0x0, 0 },
{ 0x39FFFF0E, 0x0, 0x0, 0 },
{ 0x01F19FF4, 0x0, 0x0, 0 },
{ 0xFFDFFFFF, 0x0, 0x0, 0 },
{ 0xFFFEFFE0, 0x0, 0x0, 0 },
{ 0x00000000, 0x0, 0x0, 0 },
};
static const void *r8a774e1_get_pll_config(const u32 cpg_mode)
{
return &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)];
}
static const struct cpg_mssr_info r8a774e1_cpg_mssr_info = {
.core_clk = r8a774e1_core_clks,
.core_clk_size = ARRAY_SIZE(r8a774e1_core_clks),
.mod_clk = r8a774e1_mod_clks,
.mod_clk_size = ARRAY_SIZE(r8a774e1_mod_clks),
.mstp_table = r8a774e1_mstp_table,
.mstp_table_size = ARRAY_SIZE(r8a774e1_mstp_table),
.reset_node = "renesas,r8a774e1-rst",
.reset_modemr_offset = CPG_RST_MODEMR,
.extalr_node = "extalr",
.mod_clk_base = MOD_CLK_BASE,
.clk_extal_id = CLK_EXTAL,
.clk_extalr_id = CLK_EXTALR,
.get_pll_config = r8a774e1_get_pll_config,
};
static const struct udevice_id r8a774e1_clk_ids[] = {
{
.compatible = "renesas,r8a774e1-cpg-mssr",
.data = (ulong)&r8a774e1_cpg_mssr_info
},
{ }
};
U_BOOT_DRIVER(clk_r8a774e1) = {
.name = "clk_r8a774e1",
.id = UCLASS_CLK,
.of_match = r8a774e1_clk_ids,
.priv_auto = sizeof(struct gen3_clk_priv),
.ops = &gen3_clk_ops,
.probe = gen3_clk_probe,
.remove = gen3_clk_remove,
};