pinctrl: renesas: Initial R8A77990 PFC support

This patch adds initial pinctrl driver to support for the R8A77990 SoC.

Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

drivers/pinctrl/renesas/Kconfig

@@ -94,6 +94,17 @@ config PINCTRL_PFC_R8A77970
 	  the GPIO definitions and pin control functions for each available
 	  multiplex function.
 
+config PINCTRL_PFC_R8A77990
+	bool "Renesas RCar Gen3 R8A77990 pin control driver"
+	def_bool y if R8A77990
+	depends on PINCTRL_PFC
+	help
+	  Support pin multiplexing control on Renesas RCar Gen3 R8A77990 SoCs.
+
+	  The driver is controlled by a device tree node which contains both
+	  the GPIO definitions and pin control functions for each available
+	  multiplex function.
+
 config PINCTRL_PFC_R8A77995
 	bool "Renesas RCar Gen3 R8A77995 pin control driver"
 	def_bool y if R8A77995

drivers/pinctrl/renesas/Makefile

@@ -7,4 +7,5 @@ obj-$(CONFIG_PINCTRL_PFC_R8A7794) += pfc-r8a7794.o
 obj-$(CONFIG_PINCTRL_PFC_R8A7795) += pfc-r8a7795.o
 obj-$(CONFIG_PINCTRL_PFC_R8A7796) += pfc-r8a7796.o
 obj-$(CONFIG_PINCTRL_PFC_R8A77970) += pfc-r8a77970.o
+obj-$(CONFIG_PINCTRL_PFC_R8A77990) += pfc-r8a77990.o
 obj-$(CONFIG_PINCTRL_PFC_R8A77995) += pfc-r8a77995.o

drivers/pinctrl/renesas/pfc.c

@@ -29,6 +29,7 @@ enum sh_pfc_model {
 	SH_PFC_R8A7795,
 	SH_PFC_R8A7796,
 	SH_PFC_R8A77970,
+	SH_PFC_R8A77990,
 	SH_PFC_R8A77995,
 };
 
@@ -806,6 +807,10 @@ static int sh_pfc_pinctrl_probe(struct udevice *dev)
 	if (model == SH_PFC_R8A77970)
 		priv->pfc.info = &r8a77970_pinmux_info;
 #endif
+#ifdef CONFIG_PINCTRL_PFC_R8A77990
+	if (model == SH_PFC_R8A77990)
+		priv->pfc.info = &r8a77990_pinmux_info;
+#endif
 #ifdef CONFIG_PINCTRL_PFC_R8A77995
 	if (model == SH_PFC_R8A77995)
 		priv->pfc.info = &r8a77995_pinmux_info;
@@ -870,6 +875,12 @@ static const struct udevice_id sh_pfc_pinctrl_ids[] = {
 		.data = SH_PFC_R8A77970,
 	},
 #endif
+#ifdef CONFIG_PINCTRL_PFC_R8A77990
+	{
+		.compatible = "renesas,pfc-r8a77990",
+		.data = SH_PFC_R8A77990,
+	},
+#endif
 #ifdef CONFIG_PINCTRL_PFC_R8A77995
 	{
 		.compatible = "renesas,pfc-r8a77995",

drivers/pinctrl/renesas/sh_pfc.h

@@ -253,6 +253,7 @@ extern const struct sh_pfc_soc_info r8a7794_pinmux_info;
 extern const struct sh_pfc_soc_info r8a7795_pinmux_info;
 extern const struct sh_pfc_soc_info r8a7796_pinmux_info;
 extern const struct sh_pfc_soc_info r8a77970_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77990_pinmux_info;
 extern const struct sh_pfc_soc_info r8a77995_pinmux_info;
 /* -----------------------------------------------------------------------------
  * Helper macros to create pin and port lists