pinctrl: sh-pfc: Initial R8A7796 PFC support

This patch adds initial pinctrl driver to support for the R8A7796 SoC.
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
[uli: rebased on top of renesas-drivers]
Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

Documentation/devicetree/bindings/pinctrl/renesas,pfc-pinctrl.txt

@@ -21,6 +21,7 @@ Required Properties:
     - "renesas,pfc-r8a7793": for R8A7793 (R-Car M2-N) compatible pin-controller.
     - "renesas,pfc-r8a7794": for R8A7794 (R-Car E2) compatible pin-controller.
     - "renesas,pfc-r8a7795": for R8A7795 (R-Car H3) compatible pin-controller.
+    - "renesas,pfc-r8a7796": for R8A7796 (R-Car M3-W) compatible pin-controller.
     - "renesas,pfc-sh73a0": for SH73A0 (SH-Mobile AG5) compatible pin-controller.
 
   - reg: Base address and length of each memory resource used by the pin

drivers/pinctrl/sh-pfc/Kconfig

@@ -74,6 +74,11 @@ config PINCTRL_PFC_R8A7795
 	depends on ARCH_R8A7795
 	select PINCTRL_SH_PFC
 
+config PINCTRL_PFC_R8A7796
+        def_bool y
+        depends on ARCH_R8A7796
+        select PINCTRL_SH_PFC
+
 config PINCTRL_PFC_SH7203
 	def_bool y
 	depends on CPU_SUBTYPE_SH7203

drivers/pinctrl/sh-pfc/Makefile

@@ -11,6 +11,7 @@ obj-$(CONFIG_PINCTRL_PFC_R8A7792)	+= pfc-r8a7792.o
 obj-$(CONFIG_PINCTRL_PFC_R8A7793)	+= pfc-r8a7791.o
 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_SH7203)	+= pfc-sh7203.o
 obj-$(CONFIG_PINCTRL_PFC_SH7264)	+= pfc-sh7264.o
 obj-$(CONFIG_PINCTRL_PFC_SH7269)	+= pfc-sh7269.o

drivers/pinctrl/sh-pfc/core.c

@@ -518,6 +518,12 @@ static const struct of_device_id sh_pfc_of_table[] = {
 		.data = &r8a7795_pinmux_info,
 	},
 #endif
+#ifdef CONFIG_PINCTRL_PFC_R8A7796
+	{
+		.compatible = "renesas,pfc-r8a7796",
+		.data = &r8a7796_pinmux_info,
+	},
+#endif
 #ifdef CONFIG_PINCTRL_PFC_SH73A0
 	{
 		.compatible = "renesas,pfc-sh73a0",

drivers/pinctrl/sh-pfc/sh_pfc.h

@@ -261,6 +261,7 @@ extern const struct sh_pfc_soc_info r8a7792_pinmux_info;
 extern const struct sh_pfc_soc_info r8a7793_pinmux_info;
 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 sh7203_pinmux_info;
 extern const struct sh_pfc_soc_info sh7264_pinmux_info;
 extern const struct sh_pfc_soc_info sh7269_pinmux_info;