pinctrl: sh-pfc: r8a7794: Add R8A7745 support

Renesas RZ/G1E (R8A7745) is pin compatible with R-Car E2 (R8A7794),
however it doesn't have several automotive specific peripherals.
Annotate all the items that only exist on the R-Car SoCs...
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Rob Herring <robh@kernel.org>
[geert: Drop annotations, as they are implied by pin groups/functions]
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

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

@@ -14,6 +14,7 @@ Required Properties:
     - "renesas,pfc-r8a73a4": for R8A73A4 (R-Mobile APE6) compatible pin-controller.
     - "renesas,pfc-r8a7740": for R8A7740 (R-Mobile A1) compatible pin-controller.
     - "renesas,pfc-r8a7743": for R8A7743 (RZ/G1M) compatible pin-controller.
+    - "renesas,pfc-r8a7745": for R8A7745 (RZ/G1E) compatible pin-controller.
     - "renesas,pfc-r8a7778": for R8A7778 (R-Mobile M1) compatible pin-controller.
     - "renesas,pfc-r8a7779": for R8A7779 (R-Car H1) compatible pin-controller.
     - "renesas,pfc-r8a7790": for R8A7790 (R-Car H2) compatible pin-controller.

drivers/pinctrl/sh-pfc/Kconfig

@@ -39,6 +39,11 @@ config PINCTRL_PFC_R8A7743
 	depends on ARCH_R8A7743
 	select PINCTRL_SH_PFC
 
+config PINCTRL_PFC_R8A7745
+        def_bool y
+        depends on ARCH_R8A7745
+        select PINCTRL_SH_PFC
+
 config PINCTRL_PFC_R8A7778
 	def_bool y
 	depends on ARCH_R8A7778

drivers/pinctrl/sh-pfc/Makefile

@@ -4,6 +4,7 @@ obj-$(CONFIG_PINCTRL_PFC_EMEV2)	+= pfc-emev2.o
 obj-$(CONFIG_PINCTRL_PFC_R8A73A4)	+= pfc-r8a73a4.o
 obj-$(CONFIG_PINCTRL_PFC_R8A7740)	+= pfc-r8a7740.o
 obj-$(CONFIG_PINCTRL_PFC_R8A7743)	+= pfc-r8a7791.o
+obj-$(CONFIG_PINCTRL_PFC_R8A7745)	+= pfc-r8a7794.o
 obj-$(CONFIG_PINCTRL_PFC_R8A7778)	+= pfc-r8a7778.o
 obj-$(CONFIG_PINCTRL_PFC_R8A7779)	+= pfc-r8a7779.o
 obj-$(CONFIG_PINCTRL_PFC_R8A7790)	+= pfc-r8a7790.o

drivers/pinctrl/sh-pfc/core.c

@@ -491,6 +491,12 @@ static const struct of_device_id sh_pfc_of_table[] = {
 		.data = &r8a7743_pinmux_info,
 	},
 #endif
+#ifdef CONFIG_PINCTRL_PFC_R8A7745
+	{
+		.compatible = "renesas,pfc-r8a7745",
+		.data = &r8a7745_pinmux_info,
+	},
+#endif
 #ifdef CONFIG_PINCTRL_PFC_R8A7778
 	{
 		.compatible = "renesas,pfc-r8a7778",

drivers/pinctrl/sh-pfc/pfc-r8a7794.c

 /*
- * r8a7794 processor support - PFC hardware block.
+ * r8a7794/r8a7745 processor support - PFC hardware block.
  *
  * Copyright (C) 2014-2015 Renesas Electronics Corporation
  * Copyright (C) 2015 Renesas Solutions Corp.
- * Copyright (C) 2015-2016 Cogent Embedded, Inc., <source@cogentembedded.com>
+ * Copyright (C) 2015-2017 Cogent Embedded, Inc. <source@cogentembedded.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2
@@ -5094,6 +5094,28 @@ static const struct sh_pfc_soc_operations r8a7794_pinmux_ops = {
 	.pin_to_pocctrl = r8a7794_pin_to_pocctrl,
 };
 
+#ifdef CONFIG_PINCTRL_PFC_R8A7745
+const struct sh_pfc_soc_info r8a7745_pinmux_info = {
+	.name = "r8a77450_pfc",
+	.unlock_reg = 0xe6060000, /* PMMR */
+
+	.function = { PINMUX_FUNCTION_BEGIN, PINMUX_FUNCTION_END },
+
+	.pins = pinmux_pins,
+	.nr_pins = ARRAY_SIZE(pinmux_pins),
+	.groups = pinmux_groups,
+	.nr_groups = ARRAY_SIZE(pinmux_groups),
+	.functions = pinmux_functions,
+	.nr_functions = ARRAY_SIZE(pinmux_functions),
+
+	.cfg_regs = pinmux_config_regs,
+
+	.pinmux_data = pinmux_data,
+	.pinmux_data_size = ARRAY_SIZE(pinmux_data),
+};
+#endif
+
+#ifdef CONFIG_PINCTRL_PFC_R8A7794
 const struct sh_pfc_soc_info r8a7794_pinmux_info = {
 	.name = "r8a77940_pfc",
 	.ops = &r8a7794_pinmux_ops,
@@ -5113,3 +5135,4 @@ const struct sh_pfc_soc_info r8a7794_pinmux_info = {
 	.pinmux_data = pinmux_data,
 	.pinmux_data_size = ARRAY_SIZE(pinmux_data),
 };
+#endif

drivers/pinctrl/sh-pfc/sh_pfc.h

@@ -260,6 +260,7 @@ extern const struct sh_pfc_soc_info emev2_pinmux_info;
 extern const struct sh_pfc_soc_info r8a73a4_pinmux_info;
 extern const struct sh_pfc_soc_info r8a7740_pinmux_info;
 extern const struct sh_pfc_soc_info r8a7743_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7745_pinmux_info;
 extern const struct sh_pfc_soc_info r8a7778_pinmux_info;
 extern const struct sh_pfc_soc_info r8a7779_pinmux_info;
 extern const struct sh_pfc_soc_info r8a7790_pinmux_info;