clk: renesas: Add R8A779A0 clock tables

Add clock tables for R8A779A0 V3U SoC from Linux 5.12,
commit 9f4ad9e425a1 ("Linux 5.12")

Signed-off-by: Hai Pham <hai.pham.ud@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
--
Marek: - Add .reset_modemr_offset
       - Sync tables from Linux 5.12
       - Rebase on latest u-boot

7 files changed, 338 insertions, 0 deletions

diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig
index 0c8b9eb47de..f4d6ef9f938 100644
--- a/drivers/clk/renesas/Kconfig
+++ b/drivers/clk/renesas/Kconfig
@@ -114,3 +114,9 @@ config CLK_R8A77995
 	depends on CLK_RCAR_GEN3
 	help
 	  Enable this to support the clocks on Renesas R8A77995 SoC.
+
+config CLK_R8A779A0
+	bool "Renesas R8A779A0 clock driver"
+	depends on CLK_RCAR_GEN3
+	help
+	  Enable this to support the clocks on Renesas R8A779A0 SoC.
diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile
index ed1a1252c40..36a5ca65f4b 100644
--- a/drivers/clk/renesas/Makefile
+++ b/drivers/clk/renesas/Makefile
@@ -17,3 +17,4 @@ obj-$(CONFIG_CLK_R8A77970) += r8a77970-cpg-mssr.o
 obj-$(CONFIG_CLK_R8A77980) += r8a77980-cpg-mssr.o
 obj-$(CONFIG_CLK_R8A77990) += r8a77990-cpg-mssr.o
 obj-$(CONFIG_CLK_R8A77995) += r8a77995-cpg-mssr.o
+obj-$(CONFIG_CLK_R8A779A0) += r8a779a0-cpg-mssr.o
diff --git a/drivers/clk/renesas/clk-rcar-gen3.c b/drivers/clk/renesas/clk-rcar-gen3.c
index c7dba341c13..6cf07fb4187 100644
--- a/drivers/clk/renesas/clk-rcar-gen3.c
+++ b/drivers/clk/renesas/clk-rcar-gen3.c
@@ -418,6 +418,11 @@ int gen3_clk_probe(struct udevice *dev)
 		priv->info->control_regs = smstpcr;
 		priv->info->reset_regs = srcr;
 		priv->info->reset_clear_regs = srstclr;
+	} else if (info->reg_layout == CLK_REG_LAYOUT_RCAR_V3U) {
+		priv->info->status_regs = mstpsr_for_v3u;
+		priv->info->control_regs = mstpcr_for_v3u;
+		priv->info->reset_regs = srcr_for_v3u;
+		priv->info->reset_clear_regs = srstclr_for_v3u;
 	} else {
 		return -EINVAL;
 	}
diff --git a/drivers/clk/renesas/r8a779a0-cpg-mssr.c b/drivers/clk/renesas/r8a779a0-cpg-mssr.c
new file mode 100644
index 00000000000..bda69952362
--- /dev/null
+++ b/drivers/clk/renesas/r8a779a0-cpg-mssr.c
@@ -0,0 +1,300 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * r8a779a0 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
+ * Copyright (C) 2015 Renesas Electronics Corp.
+ */
+
+#include <common.h>
+#include <clk-uclass.h>
+#include <dm.h>
+
+#include <dt-bindings/clock/r8a779a0-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 = R8A779A0_CLK_OSC,
+
+	/* External Input Clocks */
+	CLK_EXTAL,
+	CLK_EXTALR,
+
+	/* Internal Core Clocks */
+	CLK_MAIN,
+	CLK_PLL1,
+	CLK_PLL20,
+	CLK_PLL21,
+	CLK_PLL30,
+	CLK_PLL31,
+	CLK_PLL5,
+	CLK_PLL1_DIV2,
+	CLK_PLL20_DIV2,
+	CLK_PLL21_DIV2,
+	CLK_PLL30_DIV2,
+	CLK_PLL31_DIV2,
+	CLK_PLL5_DIV2,
+	CLK_PLL5_DIV4,
+	CLK_S1,
+	CLK_S3,
+	CLK_SDSRC,
+	CLK_RPCSRC,
+	CLK_OCO,
+
+	/* Module Clocks */
+	MOD_CLK_BASE
+};
+
+#define DEF_PLL(_name, _id, _offset)	\
+	DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_PLL2X_3X, CLK_MAIN, \
+		 .offset = _offset)
+
+#define DEF_SD(_name, _id, _parent, _offset)   \
+	DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_SD, _parent, .offset = _offset)
+
+#define DEF_MDSEL(_name, _id, _md, _parent0, _div0, _parent1, _div1) \
+	DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_MDSEL,	\
+		 (_parent0) << 16 | (_parent1),		\
+		 .div = (_div0) << 16 | (_div1), .offset = _md)
+
+#define DEF_OSC(_name, _id, _parent, _div)		\
+	DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_OSC, _parent, .div = _div)
+
+static const struct cpg_core_clk r8a779a0_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_R8A779A0_MAIN, CLK_EXTAL),
+	DEF_BASE(".pll1", CLK_PLL1,	CLK_TYPE_R8A779A0_PLL1, CLK_MAIN),
+	DEF_BASE(".pll5", CLK_PLL5,	CLK_TYPE_R8A779A0_PLL5, CLK_MAIN),
+	DEF_PLL(".pll20", CLK_PLL20,	0x0834),
+	DEF_PLL(".pll21", CLK_PLL21,	0x0838),
+	DEF_PLL(".pll30", CLK_PLL30,	0x083c),
+	DEF_PLL(".pll31", CLK_PLL31,	0x0840),
+
+	DEF_FIXED(".pll1_div2",		CLK_PLL1_DIV2,	CLK_PLL1,	2, 1),
+	DEF_FIXED(".pll20_div2",	CLK_PLL20_DIV2,	CLK_PLL20,	2, 1),
+	DEF_FIXED(".pll21_div2",	CLK_PLL21_DIV2,	CLK_PLL21,	2, 1),
+	DEF_FIXED(".pll30_div2",	CLK_PLL30_DIV2,	CLK_PLL30,	2, 1),
+	DEF_FIXED(".pll31_div2",	CLK_PLL31_DIV2,	CLK_PLL31,	2, 1),
+	DEF_FIXED(".pll5_div2",		CLK_PLL5_DIV2,	CLK_PLL5,	2, 1),
+	DEF_FIXED(".pll5_div4",		CLK_PLL5_DIV4,	CLK_PLL5_DIV2,	2, 1),
+	DEF_FIXED(".s1",		CLK_S1,		CLK_PLL1_DIV2,	2, 1),
+	DEF_FIXED(".s3",		CLK_S3,		CLK_PLL1_DIV2,	4, 1),
+	DEF_FIXED(".sdsrc",		CLK_SDSRC,	CLK_PLL5_DIV4,	1, 1),
+	DEF_RATE(".oco",		CLK_OCO,	32768),
+
+	/* Core Clock Outputs */
+	DEF_FIXED("zx",		R8A779A0_CLK_ZX,	CLK_PLL20_DIV2,	2, 1),
+	DEF_FIXED("s1d1",	R8A779A0_CLK_S1D1,	CLK_S1,		1, 1),
+	DEF_FIXED("s1d2",	R8A779A0_CLK_S1D2,	CLK_S1,		2, 1),
+	DEF_FIXED("s1d4",	R8A779A0_CLK_S1D4,	CLK_S1,		4, 1),
+	DEF_FIXED("s1d8",	R8A779A0_CLK_S1D8,	CLK_S1,		8, 1),
+	DEF_FIXED("s1d12",	R8A779A0_CLK_S1D12,	CLK_S1,		12, 1),
+	DEF_FIXED("s3d1",	R8A779A0_CLK_S3D1,	CLK_S3,		1, 1),
+	DEF_FIXED("s3d2",	R8A779A0_CLK_S3D2,	CLK_S3,		2, 1),
+	DEF_FIXED("s3d4",	R8A779A0_CLK_S3D4,	CLK_S3,		4, 1),
+	DEF_FIXED("zs",		R8A779A0_CLK_ZS,	CLK_PLL1_DIV2,	4, 1),
+	DEF_FIXED("zt",		R8A779A0_CLK_ZT,	CLK_PLL1_DIV2,	2, 1),
+	DEF_FIXED("ztr",	R8A779A0_CLK_ZTR,	CLK_PLL1_DIV2,	2, 1),
+	DEF_FIXED("zr",		R8A779A0_CLK_ZR,	CLK_PLL1_DIV2,	1, 1),
+	DEF_FIXED("dsi",	R8A779A0_CLK_DSI,	CLK_PLL5_DIV4,	1, 1),
+	DEF_FIXED("cnndsp",	R8A779A0_CLK_CNNDSP,	CLK_PLL5_DIV4,	1, 1),
+	DEF_FIXED("vip",	R8A779A0_CLK_VIP,	CLK_PLL5,	5, 1),
+	DEF_FIXED("adgh",	R8A779A0_CLK_ADGH,	CLK_PLL5_DIV4,	1, 1),
+	DEF_FIXED("icu",	R8A779A0_CLK_ICU,	CLK_PLL5_DIV4,	2, 1),
+	DEF_FIXED("icud2",	R8A779A0_CLK_ICUD2,	CLK_PLL5_DIV4,	4, 1),
+	DEF_FIXED("vcbus",	R8A779A0_CLK_VCBUS,	CLK_PLL5_DIV4,	1, 1),
+	DEF_FIXED("cbfusa",	R8A779A0_CLK_CBFUSA,	CLK_EXTAL,	2, 1),
+	DEF_FIXED("cp",		R8A779A0_CLK_CP,	CLK_EXTAL,	2, 1),
+
+	DEF_SD("sd0",		R8A779A0_CLK_SD0,	CLK_SDSRC,	0x870),
+
+	DEF_DIV6P1("mso",	R8A779A0_CLK_MSO,	CLK_PLL5_DIV4,	0x87c),
+	DEF_DIV6P1("canfd",	R8A779A0_CLK_CANFD,	CLK_PLL5_DIV4,	0x878),
+	DEF_DIV6P1("csi0",	R8A779A0_CLK_CSI0,	CLK_PLL5_DIV4,	0x880),
+
+	DEF_OSC("osc",		R8A779A0_CLK_OSC,	CLK_EXTAL,	8),
+	DEF_MDSEL("r",		R8A779A0_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1),
+};
+
+static const struct mssr_mod_clk r8a779a0_mod_clks[] = {
+	DEF_MOD("avb0",		211,	R8A779A0_CLK_S3D2),
+	DEF_MOD("avb1",		212,	R8A779A0_CLK_S3D2),
+	DEF_MOD("avb2",		213,	R8A779A0_CLK_S3D2),
+	DEF_MOD("avb3",		214,	R8A779A0_CLK_S3D2),
+	DEF_MOD("avb4",		215,	R8A779A0_CLK_S3D2),
+	DEF_MOD("avb5",		216,	R8A779A0_CLK_S3D2),
+	DEF_MOD("csi40",	331,	R8A779A0_CLK_CSI0),
+	DEF_MOD("csi41",	400,	R8A779A0_CLK_CSI0),
+	DEF_MOD("csi42",	401,	R8A779A0_CLK_CSI0),
+	DEF_MOD("csi43",	402,	R8A779A0_CLK_CSI0),
+	DEF_MOD("fcpvd0",	508,	R8A779A0_CLK_S3D1),
+	DEF_MOD("fcpvd1",	509,	R8A779A0_CLK_S3D1),
+	DEF_MOD("hscif0",	514,	R8A779A0_CLK_S1D2),
+	DEF_MOD("hscif1",	515,	R8A779A0_CLK_S1D2),
+	DEF_MOD("hscif2",	516,	R8A779A0_CLK_S1D2),
+	DEF_MOD("hscif3",	517,	R8A779A0_CLK_S1D2),
+	DEF_MOD("i2c0",		518,	R8A779A0_CLK_S1D4),
+	DEF_MOD("i2c1",		519,	R8A779A0_CLK_S1D4),
+	DEF_MOD("i2c2",		520,	R8A779A0_CLK_S1D4),
+	DEF_MOD("i2c3",		521,	R8A779A0_CLK_S1D4),
+	DEF_MOD("i2c4",		522,	R8A779A0_CLK_S1D4),
+	DEF_MOD("i2c5",		523,	R8A779A0_CLK_S1D4),
+	DEF_MOD("i2c6",		524,	R8A779A0_CLK_S1D4),
+	DEF_MOD("msi0",		618,	R8A779A0_CLK_MSO),
+	DEF_MOD("msi1",		619,	R8A779A0_CLK_MSO),
+	DEF_MOD("msi2",		620,	R8A779A0_CLK_MSO),
+	DEF_MOD("msi3",		621,	R8A779A0_CLK_MSO),
+	DEF_MOD("msi4",		622,	R8A779A0_CLK_MSO),
+	DEF_MOD("msi5",		623,	R8A779A0_CLK_MSO),
+	DEF_MOD("scif0",	702,	R8A779A0_CLK_S1D8),
+	DEF_MOD("scif1",	703,	R8A779A0_CLK_S1D8),
+	DEF_MOD("scif3",	704,	R8A779A0_CLK_S1D8),
+	DEF_MOD("scif4",	705,	R8A779A0_CLK_S1D8),
+	DEF_MOD("sdhi0",	706,	R8A779A0_CLK_SD0),
+	DEF_MOD("sydm1",	709,	R8A779A0_CLK_S1D2),
+	DEF_MOD("sydm2",	710,	R8A779A0_CLK_S1D2),
+	DEF_MOD("vin00",	730,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin01",	731,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin02",	800,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin03",	801,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin04",	802,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin05",	803,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin06",	804,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin07",	805,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin10",	806,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin11",	807,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin12",	808,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin13",	809,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin14",	810,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin15",	811,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin16",	812,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin17",	813,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin20",	814,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin21",	815,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin22",	816,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin23",	817,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin24",	818,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin25",	819,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin26",	820,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin27",	821,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin30",	822,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin31",	823,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin32",	824,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin33",	825,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin34",	826,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin35",	827,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin36",	828,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vin37",	829,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vspd0",	830,	R8A779A0_CLK_S3D1),
+	DEF_MOD("vspd1",	831,	R8A779A0_CLK_S3D1),
+	DEF_MOD("rwdt",		907,	R8A779A0_CLK_R),
+	DEF_MOD("pfc0",		915,	R8A779A0_CLK_CP),
+	DEF_MOD("pfc1",		916,	R8A779A0_CLK_CP),
+	DEF_MOD("pfc2",		917,	R8A779A0_CLK_CP),
+	DEF_MOD("pfc3",		918,	R8A779A0_CLK_CP),
+	DEF_MOD("vspx0",	1028,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vspx1",	1029,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vspx2",	1030,	R8A779A0_CLK_S1D1),
+	DEF_MOD("vspx3",	1031,	R8A779A0_CLK_S1D1),
+};
+
+/*
+ * CPG Clock Data
+ */
+
+/*
+ *   MD	 EXTAL		PLL1	PLL20	PLL30	PLL4	PLL5	OSC
+ * 14 13 (MHz)			   21	   31
+ * --------------------------------------------------------
+ * 0  0	 16.66 x 1	x128	x216	x128	x144	x192	/16
+ * 0  1	 20    x 1	x106	x180	x106	x120	x160	/19
+ * 1  0	 Prohibited setting
+ * 1  1	 33.33 / 2	x128	x216	x128	x144	x192	/32
+ */
+#define CPG_PLL_CONFIG_INDEX(md)	((((md) & BIT(14)) >> 13) | \
+					 (((md) & BIT(13)) >> 13))
+
+static const struct rcar_gen3_cpg_pll_config cpg_pll_configs[4] = {
+	/* EXTAL div	PLL1 mult/div	Not used     OSC prediv PLL5 mult/div */
+	{ 1,		128,	1,	128,	1,	16,	192,	1, },
+	{ 1,		106,	1,	106,	1,	19,	160,	1, },
+	{ 0,		0,	0,	0,	0,	0,	0,	0, },
+	{ 2,		128,	1,	128,	1,	32,	192,	1, },
+};
+
+/*
+ * Note that the only clock left running before booting Linux are now
+ * MFIS, INTC-AP, INTC-EX and SCIF0 on V3U
+ */
+#define MSTPCR7_SCIF0	BIT(2)
+#define MSTPCR6_MFIS	BIT(17)
+#define MSTPCR6_INTC	BIT(11) /* No information: INTC-AP, INTC-EX */
+
+static const struct mstp_stop_table r8a779a0_mstp_table[] = {
+	{ 0x003f7ffe, 0x0, 0x0, 0x0 },
+	{ 0x00cb0000, 0x0, 0x0, 0x0 },
+	{ 0x0001f800, 0x0, 0x0, 0x0 },
+	{ 0x90000000, 0x0, 0x0, 0x0 },
+	{ 0x0001c807, 0x0, 0x0, 0x0 },
+	{ 0x7e03c380, 0x0, 0x0, 0x0 },
+	{ 0x1f01f001, MSTPCR6_MFIS, 0x0, 0x0 },
+	{ 0xffffe040, MSTPCR7_SCIF0, 0x0, 0x0 },
+	{ 0xffffffff, 0x0, 0x0, 0x0 },
+	{ 0x00003c78, 0x0, 0x0, 0x0 },
+	{ 0xf0000000, 0x0, 0x0, 0x0 },
+	{ 0x0000000f, 0x0, 0x0, 0x0 },
+	{ 0xbe800000, 0x0, 0x0, 0x0 },
+	{ 0x00000037, 0x0, 0x0, 0x0 },
+	{ 0x00000000, 0x0, 0x0, 0x0 },
+};
+
+static const void *r8a779a0_get_pll_config(const u32 cpg_mode)
+{
+	return &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)];
+}
+
+static const struct cpg_mssr_info r8a779a0_cpg_mssr_info = {
+	.core_clk		= r8a779a0_core_clks,
+	.core_clk_size		= ARRAY_SIZE(r8a779a0_core_clks),
+	.mod_clk		= r8a779a0_mod_clks,
+	.mod_clk_size		= ARRAY_SIZE(r8a779a0_mod_clks),
+	.mstp_table		= r8a779a0_mstp_table,
+	.mstp_table_size	= ARRAY_SIZE(r8a779a0_mstp_table),
+	.reset_node		= "renesas,r8a779a0-rst",
+	.reset_modemr_offset	= 0x00,
+	.extalr_node		= "extalr",
+	.mod_clk_base		= MOD_CLK_BASE,
+	.clk_extal_id		= CLK_EXTAL,
+	.clk_extalr_id		= CLK_EXTALR,
+	.get_pll_config		= r8a779a0_get_pll_config,
+	.reg_layout		= CLK_REG_LAYOUT_RCAR_V3U,
+};
+
+static const struct udevice_id r8a779a0_clk_ids[] = {
+	{
+		.compatible	= "renesas,r8a779a0-cpg-mssr",
+		.data		= (ulong)&r8a779a0_cpg_mssr_info
+	},
+	{ }
+};
+
+U_BOOT_DRIVER(clk_r8a779a0) = {
+	.name		= "clk_r8a779a0",
+	.id		= UCLASS_CLK,
+	.of_match	= r8a779a0_clk_ids,
+	.priv_auto	= sizeof(struct gen3_clk_priv),
+	.ops		= &gen3_clk_ops,
+	.probe		= gen3_clk_probe,
+	.remove		= gen3_clk_remove,
+};
diff --git a/drivers/clk/renesas/rcar-gen3-cpg.h b/drivers/clk/renesas/rcar-gen3-cpg.h
index aa940a1ca2a..7bf57013619 100644
--- a/drivers/clk/renesas/rcar-gen3-cpg.h
+++ b/drivers/clk/renesas/rcar-gen3-cpg.h
@@ -27,6 +27,7 @@ enum rcar_gen3_clk_types {
 	CLK_TYPE_GEN3_E3_RPCSRC,
 	CLK_TYPE_GEN3_RPC,
 	CLK_TYPE_GEN3_RPCD2,
+
 	CLK_TYPE_R8A779A0_MAIN,
 	CLK_TYPE_R8A779A0_PLL1,
 	CLK_TYPE_R8A779A0_PLL2X_3X,	/* PLL[23][01] */
diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c
index b1cf7f599c4..e0895d2c2f8 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.c
+++ b/drivers/clk/renesas/renesas-cpg-mssr.c
@@ -127,6 +127,10 @@ int renesas_clk_remove(void __iomem *base, struct cpg_mssr_info *info)
 		clrsetbits_le32(base + info->control_regs[i],
 				info->mstp_table[i].sdis,
 				info->mstp_table[i].sen);
+
+		if (info->reg_layout == CLK_REG_LAYOUT_RCAR_V3U)
+			continue;
+
 		clrsetbits_le32(base + RMSTPCR(i),
 				info->mstp_table[i].rdis,
 				info->mstp_table[i].ren);
diff --git a/drivers/clk/renesas/renesas-cpg-mssr.h b/drivers/clk/renesas/renesas-cpg-mssr.h
index 92421b15ee4..519f88548f8 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.h
+++ b/drivers/clk/renesas/renesas-cpg-mssr.h
@@ -17,6 +17,7 @@
 
 enum clk_reg_layout {
 	CLK_REG_LAYOUT_RCAR_GEN2_AND_GEN3 = 0,
+	CLK_REG_LAYOUT_RCAR_V3U,
 };
 
 struct cpg_mssr_info {
@@ -146,6 +147,11 @@ static const u16 mstpsr[] = {
 	0x9A0, 0x9A4, 0x9A8, 0x9AC,
 };
 
+static const u16 mstpsr_for_v3u[] = {
+	0x2E00, 0x2E04, 0x2E08, 0x2E0C, 0x2E10, 0x2E14, 0x2E18, 0x2E1C,
+	0x2E20, 0x2E24, 0x2E28, 0x2E2C, 0x2E30, 0x2E34, 0x2E38,
+};
+
 /*
  * System Module Stop Control Register offsets
  */
@@ -155,6 +161,11 @@ static const u16 smstpcr[] = {
 	0x990, 0x994, 0x998, 0x99C,
 };
 
+static const u16 mstpcr_for_v3u[] = {
+	0x2D00, 0x2D04, 0x2D08, 0x2D0C, 0x2D10, 0x2D14, 0x2D18, 0x2D1C,
+	0x2D20, 0x2D24, 0x2D28, 0x2D2C, 0x2D30, 0x2D34, 0x2D38,
+};
+
 /*
  * Software Reset Register offsets
  */
@@ -164,6 +175,11 @@ static const u16 srcr[] = {
 	0x920, 0x924, 0x928, 0x92C,
 };
 
+static const u16 srcr_for_v3u[] = {
+	0x2C00, 0x2C04, 0x2C08, 0x2C0C, 0x2C10, 0x2C14, 0x2C18, 0x2C1C,
+	0x2C20, 0x2C24, 0x2C28, 0x2C2C, 0x2C30, 0x2C34, 0x2C38,
+};
+
 /* Realtime Module Stop Control Register offsets */
 #define RMSTPCR(i)	((i) < 8 ? smstpcr[i] - 0x20 : smstpcr[i] - 0x10)
 
@@ -177,4 +193,9 @@ static const u16 srstclr[] = {
 	0x960, 0x964, 0x968, 0x96C,
 };
 
+static const u16 srstclr_for_v3u[] = {
+	0x2C80, 0x2C84, 0x2C88, 0x2C8C, 0x2C90, 0x2C94, 0x2C98, 0x2C9C,
+	0x2CA0, 0x2CA4, 0x2CA8, 0x2CAC, 0x2CB0, 0x2CB4, 0x2CB8,
+};
+
 #endif /* __DRIVERS_CLK_RENESAS_CPG_MSSR__ */