pinctrl: rmobile: Import R8A7790 H2 PFC tables

Import PFC tables for R8A7790 H2 SoC from upstream Linux kernel v4.15-rc8,
commit bebc6082da0a9f5d47a1ea2edc099bf671058bd4 .

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

drivers/pinctrl/renesas/Kconfig

@@ -6,6 +6,17 @@ config PINCTRL_PFC
 	help
 	  Enable support for clock present on Renesas RCar SoCs.
 
+config PINCTRL_PFC_R8A7790
+	bool "Renesas RCar Gen2 R8A7790 pin control driver"
+	def_bool y if R8A7790
+	depends on PINCTRL_PFC
+	help
+	  Support pin multiplexing control on Renesas RCar Gen3 R8A7790 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_R8A7795
 	bool "Renesas RCar Gen3 R8A7795 pin control driver"
 	def_bool y if R8A7795

drivers/pinctrl/renesas/Makefile

@@ -1,4 +1,5 @@
 obj-$(CONFIG_PINCTRL_PFC) += pfc.o
+obj-$(CONFIG_PINCTRL_PFC_R8A7790) += pfc-r8a7790.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

drivers/pinctrl/renesas/pfc.c

@@ -24,7 +24,8 @@
 DECLARE_GLOBAL_DATA_PTR;
 
 enum sh_pfc_model {
-	SH_PFC_R8A7795 = 0,
+	SH_PFC_R8A7790 = 0,
+	SH_PFC_R8A7795,
 	SH_PFC_R8A7796,
 	SH_PFC_R8A77970,
 	SH_PFC_R8A77995,
@@ -772,6 +773,10 @@ static int sh_pfc_pinctrl_probe(struct udevice *dev)
 	if (!priv->pfc.regs)
 		return -ENOMEM;
 
+#ifdef CONFIG_PINCTRL_PFC_R8A7790
+	if (model == SH_PFC_R8A7790)
+		priv->pfc.info = &r8a7790_pinmux_info;
+#endif
 #ifdef CONFIG_PINCTRL_PFC_R8A7795
 	if (model == SH_PFC_R8A7795)
 		priv->pfc.info = &r8a7795_pinmux_info;
@@ -797,6 +802,12 @@ static int sh_pfc_pinctrl_probe(struct udevice *dev)
 }
 
 static const struct udevice_id sh_pfc_pinctrl_ids[] = {
+#ifdef CONFIG_PINCTRL_PFC_R8A7790
+	{
+		.compatible = "renesas,pfc-r8a7790",
+		.data = SH_PFC_R8A7790,
+	},
+#endif
 #ifdef CONFIG_PINCTRL_PFC_R8A7795
 	{
 		.compatible = "renesas,pfc-r8a7795",

drivers/pinctrl/renesas/sh_pfc.h

@@ -245,6 +245,7 @@ sh_pfc_pin_to_bias_info(const struct sh_pfc_bias_info *info,
 			unsigned int num, unsigned int pin);
 int sh_pfc_config_mux_for_gpio(struct udevice *dev, unsigned pin_selector);
 
+extern const struct sh_pfc_soc_info r8a7790_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;