[U-Boot] [PATCH 4/7] clk: renesas: Add R8A77980 V3H clock tables

Marek Vasut marek.vasut at gmail.com
Wed Jul 31 15:21:10 UTC 2019


Import R8A77980 V3H clock tables from Linux 5.1.21 , commit 4a9b1eb8bc3b.

Signed-off-by: Marek Vasut <marek.vasut+renesas at gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
---
 drivers/clk/renesas/Kconfig             |   6 +
 drivers/clk/renesas/Makefile            |   1 +
 drivers/clk/renesas/r8a77980-cpg-mssr.c | 255 ++++++++++++++++++++++++
 3 files changed, 262 insertions(+)
 create mode 100644 drivers/clk/renesas/r8a77980-cpg-mssr.c

diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig
index 3862c1b848..e78817829b 100644
--- a/drivers/clk/renesas/Kconfig
+++ b/drivers/clk/renesas/Kconfig
@@ -72,6 +72,12 @@ config CLK_R8A77970
 	help
 	  Enable this to support the clocks on Renesas R8A77970 SoC.
 
+config CLK_R8A77980
+	bool "Renesas R8A77980 clock driver"
+	depends on CLK_RCAR_GEN3
+	help
+	  Enable this to support the clocks on Renesas R8A77980 SoC.
+
 config CLK_R8A77990
 	bool "Renesas R8A77990 clock driver"
 	depends on CLK_RCAR_GEN3
diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile
index 26b343994c..88339e9d7e 100644
--- a/drivers/clk/renesas/Makefile
+++ b/drivers/clk/renesas/Makefile
@@ -10,5 +10,6 @@ obj-$(CONFIG_CLK_R8A7795) += r8a7795-cpg-mssr.o
 obj-$(CONFIG_CLK_R8A7796) += r8a7796-cpg-mssr.o
 obj-$(CONFIG_CLK_R8A77965) += r8a77965-cpg-mssr.o
 obj-$(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
diff --git a/drivers/clk/renesas/r8a77980-cpg-mssr.c b/drivers/clk/renesas/r8a77980-cpg-mssr.c
new file mode 100644
index 0000000000..6fe8ea5edf
--- /dev/null
+++ b/drivers/clk/renesas/r8a77980-cpg-mssr.c
@@ -0,0 +1,255 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * r8a77980 Clock Pulse Generator / Module Standby and Software Reset
+ *
+ * Copyright (C) 2018 Renesas Electronics Corp.
+ * Copyright (C) 2018 Cogent Embedded, Inc.
+ *
+ * Based on r8a7795-cpg-mssr.c
+ *
+ * Copyright (C) 2015 Glider bvba
+ */
+
+#include <common.h>
+#include <clk-uclass.h>
+#include <dm.h>
+
+#include <dt-bindings/clock/r8a77980-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 = R8A77980_CLK_OSC,
+
+	/* External Input Clocks */
+	CLK_EXTAL,
+	CLK_EXTALR,
+
+	/* Internal Core Clocks */
+	CLK_MAIN,
+	CLK_PLL1,
+	CLK_PLL2,
+	CLK_PLL3,
+	CLK_PLL1_DIV2,
+	CLK_PLL1_DIV4,
+	CLK_S0,
+	CLK_S1,
+	CLK_S2,
+	CLK_S3,
+	CLK_SDSRC,
+	CLK_RPCSRC,
+	CLK_OCO,
+
+	/* Module Clocks */
+	MOD_CLK_BASE
+};
+
+static const struct cpg_core_clk r8a77980_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(".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_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_RATE(".oco",	CLK_OCO,           32768),
+
+	DEF_BASE("rpc",		R8A77980_CLK_RPC, CLK_TYPE_GEN3_RPC,
+		 CLK_RPCSRC),
+	DEF_BASE("rpcd2",	R8A77980_CLK_RPCD2, CLK_TYPE_GEN3_RPCD2,
+		 R8A77980_CLK_RPC),
+
+	/* Core Clock Outputs */
+	DEF_FIXED("ztr",	R8A77980_CLK_ZTR,   CLK_PLL1_DIV2,  6, 1),
+	DEF_FIXED("ztrd2",	R8A77980_CLK_ZTRD2, CLK_PLL1_DIV2, 12, 1),
+	DEF_FIXED("zt",		R8A77980_CLK_ZT,    CLK_PLL1_DIV2,  4, 1),
+	DEF_FIXED("zx",		R8A77980_CLK_ZX,    CLK_PLL1_DIV2,  2, 1),
+	DEF_FIXED("s0d1",	R8A77980_CLK_S0D1,  CLK_S0,         1, 1),
+	DEF_FIXED("s0d2",	R8A77980_CLK_S0D2,  CLK_S0,         2, 1),
+	DEF_FIXED("s0d3",	R8A77980_CLK_S0D3,  CLK_S0,         3, 1),
+	DEF_FIXED("s0d4",	R8A77980_CLK_S0D4,  CLK_S0,         4, 1),
+	DEF_FIXED("s0d6",	R8A77980_CLK_S0D6,  CLK_S0,         6, 1),
+	DEF_FIXED("s0d12",	R8A77980_CLK_S0D12, CLK_S0,        12, 1),
+	DEF_FIXED("s0d24",	R8A77980_CLK_S0D24, CLK_S0,        24, 1),
+	DEF_FIXED("s1d1",	R8A77980_CLK_S1D1,  CLK_S1,         1, 1),
+	DEF_FIXED("s1d2",	R8A77980_CLK_S1D2,  CLK_S1,         2, 1),
+	DEF_FIXED("s1d4",	R8A77980_CLK_S1D4,  CLK_S1,         4, 1),
+	DEF_FIXED("s2d1",	R8A77980_CLK_S2D1,  CLK_S2,         1, 1),
+	DEF_FIXED("s2d2",	R8A77980_CLK_S2D2,  CLK_S2,         2, 1),
+	DEF_FIXED("s2d4",	R8A77980_CLK_S2D4,  CLK_S2,         4, 1),
+	DEF_FIXED("s3d1",	R8A77980_CLK_S3D1,  CLK_S3,         1, 1),
+	DEF_FIXED("s3d2",	R8A77980_CLK_S3D2,  CLK_S3,         2, 1),
+	DEF_FIXED("s3d4",	R8A77980_CLK_S3D4,  CLK_S3,         4, 1),
+
+	DEF_GEN3_SD("sd0",	R8A77980_CLK_SD0,   CLK_SDSRC,	  0x0074),
+
+	DEF_FIXED("cl",		R8A77980_CLK_CL,    CLK_PLL1_DIV2, 48, 1),
+	DEF_FIXED("cp",		R8A77980_CLK_CP,    CLK_EXTAL,	    2, 1),
+	DEF_FIXED("cpex",	R8A77980_CLK_CPEX,  CLK_EXTAL,	    2, 1),
+
+	DEF_DIV6P1("canfd",	R8A77980_CLK_CANFD, CLK_PLL1_DIV4, 0x244),
+	DEF_DIV6P1("csi0",	R8A77980_CLK_CSI0,  CLK_PLL1_DIV4, 0x00c),
+	DEF_DIV6P1("mso",	R8A77980_CLK_MSO,   CLK_PLL1_DIV4, 0x014),
+
+	DEF_GEN3_OSC("osc",	R8A77980_CLK_OSC,   CLK_EXTAL,     8),
+	DEF_GEN3_MDSEL("r",	R8A77980_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1),
+};
+
+static const struct mssr_mod_clk r8a77980_mod_clks[] = {
+	DEF_MOD("tmu4",			 121,	R8A77980_CLK_S0D6),
+	DEF_MOD("tmu3",			 122,	R8A77980_CLK_S0D6),
+	DEF_MOD("tmu2",			 123,	R8A77980_CLK_S0D6),
+	DEF_MOD("tmu1",			 124,	R8A77980_CLK_S0D6),
+	DEF_MOD("tmu0",			 125,	R8A77980_CLK_CP),
+	DEF_MOD("scif4",		 203,	R8A77980_CLK_S3D4),
+	DEF_MOD("scif3",		 204,	R8A77980_CLK_S3D4),
+	DEF_MOD("scif1",		 206,	R8A77980_CLK_S3D4),
+	DEF_MOD("scif0",		 207,	R8A77980_CLK_S3D4),
+	DEF_MOD("msiof3",		 208,	R8A77980_CLK_MSO),
+	DEF_MOD("msiof2",		 209,	R8A77980_CLK_MSO),
+	DEF_MOD("msiof1",		 210,	R8A77980_CLK_MSO),
+	DEF_MOD("msiof0",		 211,	R8A77980_CLK_MSO),
+	DEF_MOD("sys-dmac2",		 217,	R8A77980_CLK_S0D3),
+	DEF_MOD("sys-dmac1",		 218,	R8A77980_CLK_S0D3),
+	DEF_MOD("cmt3",			 300,	R8A77980_CLK_R),
+	DEF_MOD("cmt2",			 301,	R8A77980_CLK_R),
+	DEF_MOD("cmt1",			 302,	R8A77980_CLK_R),
+	DEF_MOD("cmt0",			 303,	R8A77980_CLK_R),
+	DEF_MOD("tpu0",			 304,	R8A77980_CLK_S3D4),
+	DEF_MOD("sdif",			 314,	R8A77980_CLK_SD0),
+	DEF_MOD("pciec0",		 319,	R8A77980_CLK_S2D2),
+	DEF_MOD("rwdt",			 402,	R8A77980_CLK_R),
+	DEF_MOD("intc-ex",		 407,	R8A77980_CLK_CP),
+	DEF_MOD("intc-ap",		 408,	R8A77980_CLK_S0D3),
+	DEF_MOD("hscif3",		 517,	R8A77980_CLK_S3D1),
+	DEF_MOD("hscif2",		 518,	R8A77980_CLK_S3D1),
+	DEF_MOD("hscif1",		 519,	R8A77980_CLK_S3D1),
+	DEF_MOD("hscif0",		 520,	R8A77980_CLK_S3D1),
+	DEF_MOD("imp4",			 521,	R8A77980_CLK_S1D1),
+	DEF_MOD("thermal",		 522,	R8A77980_CLK_CP),
+	DEF_MOD("pwm",			 523,	R8A77980_CLK_S0D12),
+	DEF_MOD("impdma1",		 526,	R8A77980_CLK_S1D1),
+	DEF_MOD("impdma0",		 527,	R8A77980_CLK_S1D1),
+	DEF_MOD("imp-ocv4",		 528,	R8A77980_CLK_S1D1),
+	DEF_MOD("imp-ocv3",		 529,	R8A77980_CLK_S1D1),
+	DEF_MOD("imp-ocv2",		 531,	R8A77980_CLK_S1D1),
+	DEF_MOD("fcpvd0",		 603,	R8A77980_CLK_S3D1),
+	DEF_MOD("vspd0",		 623,	R8A77980_CLK_S3D1),
+	DEF_MOD("csi41",		 715,	R8A77980_CLK_CSI0),
+	DEF_MOD("csi40",		 716,	R8A77980_CLK_CSI0),
+	DEF_MOD("du0",			 724,	R8A77980_CLK_S2D1),
+	DEF_MOD("lvds",			 727,	R8A77980_CLK_S2D1),
+	DEF_MOD("etheravb",		 812,	R8A77980_CLK_S3D2),
+	DEF_MOD("gether",		 813,	R8A77980_CLK_S3D2),
+	DEF_MOD("imp3",			 824,	R8A77980_CLK_S1D1),
+	DEF_MOD("imp2",			 825,	R8A77980_CLK_S1D1),
+	DEF_MOD("imp1",			 826,	R8A77980_CLK_S1D1),
+	DEF_MOD("imp0",			 827,	R8A77980_CLK_S1D1),
+	DEF_MOD("imp-ocv1",		 828,	R8A77980_CLK_S1D1),
+	DEF_MOD("imp-ocv0",		 829,	R8A77980_CLK_S1D1),
+	DEF_MOD("impram",		 830,	R8A77980_CLK_S1D1),
+	DEF_MOD("impcnn",		 831,	R8A77980_CLK_S1D1),
+	DEF_MOD("gpio5",		 907,	R8A77980_CLK_CP),
+	DEF_MOD("gpio4",		 908,	R8A77980_CLK_CP),
+	DEF_MOD("gpio3",		 909,	R8A77980_CLK_CP),
+	DEF_MOD("gpio2",		 910,	R8A77980_CLK_CP),
+	DEF_MOD("gpio1",		 911,	R8A77980_CLK_CP),
+	DEF_MOD("gpio0",		 912,	R8A77980_CLK_CP),
+	DEF_MOD("can-fd",		 914,	R8A77980_CLK_S3D2),
+	DEF_MOD("rpc-if",		 917,	R8A77980_CLK_RPC),
+	DEF_MOD("i2c4",			 927,	R8A77980_CLK_S0D6),
+	DEF_MOD("i2c3",			 928,	R8A77980_CLK_S0D6),
+	DEF_MOD("i2c2",			 929,	R8A77980_CLK_S3D2),
+	DEF_MOD("i2c1",			 930,	R8A77980_CLK_S3D2),
+	DEF_MOD("i2c0",			 931,	R8A77980_CLK_S3D2),
+};
+
+/*
+ * CPG Clock Data
+ */
+
+/*
+ *   MD		EXTAL		PLL2	PLL1	PLL3	OSC
+ * 14 13	(MHz)
+ * --------------------------------------------------------
+ * 0  0		16.66 x 1	x240	x192	x192	/16
+ * 0  1		20    x 1	x200	x160	x160	/19
+ * 1  0		27    x 1	x148	x118	x118	/26
+ * 1  1		33.33 / 2	x240	x192	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	PLL3 mult/div	OSC prediv */
+	{ 1,		192,	1,	192,	1,	16,	},
+	{ 1,		160,	1,	160,	1,	19,	},
+	{ 1,		118,	1,	118,	1,	26,	},
+	{ 2,		192,	1,	192,	1,	32,	},
+};
+
+static const struct mstp_stop_table r8a77980_mstp_table[] = {
+	{ 0x00230000, 0x0, 0x00230000, 0 },
+	{ 0xFFFFFFFF, 0x0, 0xFFFFFFFF, 0 },
+	{ 0x14062FD8, 0x2040, 0x14062FD8, 0 },
+	{ 0xFFFFFFDF, 0x400, 0xFFFFFFDF, 0 },
+	{ 0x80000184, 0x180, 0x80000184, 0 },
+	{ 0x83FFFFFF, 0x0, 0x83FFFFFF, 0 },
+	{ 0xFFFFFFFF, 0x0, 0xFFFFFFFF, 0 },
+	{ 0xFFFFFFFF, 0x0, 0xFFFFFFFF, 0 },
+	{ 0x7FF3FFF4, 0x0, 0x7FF3FFF4, 0 },
+	{ 0xFBF7FF97, 0x0, 0xFBF7FF97, 0 },
+	{ 0xFFFEFFE0, 0x0, 0xFFFEFFE0, 0 },
+	{ 0x000000B7, 0x0, 0x000000B7, 0 },
+};
+
+static const void *r8a77980_get_pll_config(const u32 cpg_mode)
+{
+	return &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)];
+}
+
+static const struct cpg_mssr_info r8a77980_cpg_mssr_info = {
+	.core_clk		= r8a77980_core_clks,
+	.core_clk_size		= ARRAY_SIZE(r8a77980_core_clks),
+	.mod_clk		= r8a77980_mod_clks,
+	.mod_clk_size		= ARRAY_SIZE(r8a77980_mod_clks),
+	.mstp_table		= r8a77980_mstp_table,
+	.mstp_table_size	= ARRAY_SIZE(r8a77980_mstp_table),
+	.reset_node		= "renesas,r8a77980-rst",
+	.extalr_node		= "extalr",
+	.mod_clk_base		= MOD_CLK_BASE,
+	.clk_extal_id		= CLK_EXTAL,
+	.clk_extalr_id		= CLK_EXTALR,
+	.get_pll_config		= r8a77980_get_pll_config,
+};
+
+static const struct udevice_id r8a77980_clk_ids[] = {
+	{
+		.compatible	= "renesas,r8a77980-cpg-mssr",
+		.data		= (ulong)&r8a77980_cpg_mssr_info
+	},
+	{ }
+};
+
+U_BOOT_DRIVER(clk_r8a77980) = {
+	.name		= "clk_r8a77980",
+	.id		= UCLASS_CLK,
+	.of_match	= r8a77980_clk_ids,
+	.priv_auto_alloc_size = sizeof(struct gen3_clk_priv),
+	.ops		= &gen3_clk_ops,
+	.probe		= gen3_clk_probe,
+	.remove		= gen3_clk_remove,
+};
-- 
2.20.1



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