sh-pfc: Add r8a7740 pinmux support

Signed-off-by: NLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: NPaul Mundt <lethal@linux-sh.org>
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>

drivers/pinctrl/sh-pfc/Kconfig

@@ -21,4 +21,9 @@ config GPIO_SH_PFC
 	  This enables support for GPIOs within the SoC's pin function
 	  controller.
 
+config PINCTRL_PFC_R8A7740
+	def_bool y
+	depends on ARCH_R8A7740
+	select PINCTRL_SH_PFC
+
 endif

drivers/pinctrl/sh-pfc/Makefile

@@ -3,3 +3,4 @@ ifeq ($(CONFIG_GPIO_SH_PFC),y)
 sh-pfc-objs			+= gpio.o
 endif
 obj-$(CONFIG_PINCTRL_SH_PFC)	+= sh-pfc.o
+obj-$(CONFIG_PINCTRL_PFC_R8A7740)	+= pfc-r8a7740.o

drivers/pinctrl/sh-pfc/core.c

@@ -556,6 +556,9 @@ static int sh_pfc_remove(struct platform_device *pdev)
 }
 
 static const struct platform_device_id sh_pfc_id_table[] = {
+#ifdef CONFIG_PINCTRL_PFC_R8A7740
+	{ "pfc-r8a7740", (kernel_ulong_t)&r8a7740_pinmux_info },
+#endif
 	{ "sh-pfc", 0 },
 	{ },
 };

drivers/pinctrl/sh-pfc/core.h

@@ -51,4 +51,6 @@ int sh_pfc_gpio_to_enum(struct sh_pfc *pfc, unsigned gpio, int pos,
 int sh_pfc_config_gpio(struct sh_pfc *pfc, unsigned gpio, int pinmux_type,
 		       int cfg_mode);
 
+extern struct sh_pfc_soc_info r8a7740_pinmux_info;
+
 #endif /* __SH_PFC_CORE_H__ */