pinctrl: sh-pfc: r8a7796: Add R8A77961 PFC support

Add support for the Pin Function Controller in the R-Car M3-W+
(R8A77961) SoC.

R-Car M3-W+ is pin compatible with R-Car M3-W (R8A77960), which allows
for both SoCs to share a driver.

Signed-off-by: Geert Uytterhoeven <[e-mail]>
Reviewed-by: Yoshihiro Shimoda <[e-mail]>
Tested-by: Yoshihiro Shimoda <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

drivers/pinctrl/sh-pfc/Kconfig

···
 	select PINCTRL_PFC_R8A7794 if ARCH_R8A7794
 	select PINCTRL_PFC_R8A7795 if ARCH_R8A7795
 	select PINCTRL_PFC_R8A77960 if ARCH_R8A77960 || ARCH_R8A7796
+	select PINCTRL_PFC_R8A77961 if ARCH_R8A77961
 	select PINCTRL_PFC_R8A77965 if ARCH_R8A77965
 	select PINCTRL_PFC_R8A77970 if ARCH_R8A77970
 	select PINCTRL_PFC_R8A77980 if ARCH_R8A77980
···
 
 config PINCTRL_PFC_R8A77960
 	bool "R-Car M3-W pin control support" if COMPILE_TEST
+
+config PINCTRL_PFC_R8A77961
+	bool "R-Car M3-W+ pin control support" if COMPILE_TEST
 
 config PINCTRL_PFC_R8A77965
 	bool "R-Car M3-N pin control support" if COMPILE_TEST

drivers/pinctrl/sh-pfc/Makefile

···
 obj-$(CONFIG_PINCTRL_PFC_R8A7795)	+= pfc-r8a7795.o
 obj-$(CONFIG_PINCTRL_PFC_R8A7795)	+= pfc-r8a7795-es1.o
 obj-$(CONFIG_PINCTRL_PFC_R8A77960)	+= pfc-r8a7796.o
+obj-$(CONFIG_PINCTRL_PFC_R8A77961)	+= pfc-r8a7796.o
 obj-$(CONFIG_PINCTRL_PFC_R8A77965)	+= pfc-r8a77965.o
 obj-$(CONFIG_PINCTRL_PFC_R8A77970)	+= pfc-r8a77970.o
 obj-$(CONFIG_PINCTRL_PFC_R8A77980)	+= pfc-r8a77980.o

drivers/pinctrl/sh-pfc/core.c

···
 		.data = &r8a77960_pinmux_info,
 	},
 #endif
+#ifdef CONFIG_PINCTRL_PFC_R8A77961
+	{
+		.compatible = "renesas,pfc-r8a77961",
+		.data = &r8a77961_pinmux_info,
+	},
+#endif
 #ifdef CONFIG_PINCTRL_PFC_R8A77965
 	{
 		.compatible = "renesas,pfc-r8a77965",

drivers/pinctrl/sh-pfc/pfc-r8a7796.c

···
 // SPDX-License-Identifier: GPL-2.0
 /*
- * R8A7796 processor support - PFC hardware block.
+ * R8A7796 (R-Car M3-W/W+) support - PFC hardware block.
  *
  * Copyright (C) 2016-2019 Renesas Electronics Corp.
  *
···
 #ifdef CONFIG_PINCTRL_PFC_R8A77960
 const struct sh_pfc_soc_info r8a77960_pinmux_info = {
 	.name = "r8a77960_pfc",
+	.ops = &r8a7796_pinmux_ops,
+	.unlock_reg = 0xe6060000, /* PMMR */
+
+	.function = { PINMUX_FUNCTION_BEGIN, PINMUX_FUNCTION_END },
+
+	.pins = pinmux_pins,
+	.nr_pins = ARRAY_SIZE(pinmux_pins),
+	.groups = pinmux_groups.common,
+	.nr_groups = ARRAY_SIZE(pinmux_groups.common) +
+		ARRAY_SIZE(pinmux_groups.automotive),
+	.functions = pinmux_functions.common,
+	.nr_functions = ARRAY_SIZE(pinmux_functions.common) +
+		ARRAY_SIZE(pinmux_functions.automotive),
+
+	.cfg_regs = pinmux_config_regs,
+	.drive_regs = pinmux_drive_regs,
+	.bias_regs = pinmux_bias_regs,
+	.ioctrl_regs = pinmux_ioctrl_regs,
+
+	.pinmux_data = pinmux_data,
+	.pinmux_data_size = ARRAY_SIZE(pinmux_data),
+};
+#endif
+
+#ifdef CONFIG_PINCTRL_PFC_R8A77961
+const struct sh_pfc_soc_info r8a77961_pinmux_info = {
+	.name = "r8a77961_pfc",
 	.ops = &r8a7796_pinmux_ops,
 	.unlock_reg = 0xe6060000, /* PMMR */
 

drivers/pinctrl/sh-pfc/sh_pfc.h

···
 extern const struct sh_pfc_soc_info r8a7795_pinmux_info;
 extern const struct sh_pfc_soc_info r8a7795es1_pinmux_info;
 extern const struct sh_pfc_soc_info r8a77960_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77961_pinmux_info;
 extern const struct sh_pfc_soc_info r8a77965_pinmux_info;
 extern const struct sh_pfc_soc_info r8a77970_pinmux_info;
 extern const struct sh_pfc_soc_info r8a77980_pinmux_info;