sh-pfc: Constify all SoC data

None of the SoC data need to be modified. Constify it.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/sh-pfc/pfc-shx3.c b/drivers/pinctrl/sh-pfc/pfc-shx3.c
index 93d60cd..6594c8c 100644
--- a/drivers/pinctrl/sh-pfc/pfc-shx3.c
+++ b/drivers/pinctrl/sh-pfc/pfc-shx3.c
@@ -147,7 +147,7 @@
 	PINMUX_MARK_END,
 };
 
-static pinmux_enum_t shx3_pinmux_data[] = {
+static const pinmux_enum_t shx3_pinmux_data[] = {
 
 	/* PA GPIO */
 	PINMUX_DATA(PA7_DATA, PA7_IN, PA7_OUT, PA7_IN_PU),
@@ -388,7 +388,7 @@
 
 #define PINMUX_FN_BASE	ARRAY_SIZE(shx3_pinmux_pins)
 
-static struct pinmux_func shx3_pinmux_func_gpios[] = {
+static const struct pinmux_func shx3_pinmux_func_gpios[] = {
 	/* FN */
 	GPIO_FN(D31),
 	GPIO_FN(D30),
@@ -454,7 +454,7 @@
 	GPIO_FN(IRQOUT),
 };
 
-static struct pinmux_cfg_reg shx3_pinmux_config_regs[] = {
+static const struct pinmux_cfg_reg shx3_pinmux_config_regs[] = {
 	{ PINMUX_CFG_REG("PABCR", 0xffc70000, 32, 2) {
 		PA7_FN, PA7_OUT, PA7_IN, PA7_IN_PU,
 		PA6_FN, PA6_OUT, PA6_IN, PA6_IN_PU,
@@ -530,7 +530,7 @@
 	{ },
 };
 
-static struct pinmux_data_reg shx3_pinmux_data_regs[] = {
+static const struct pinmux_data_reg shx3_pinmux_data_regs[] = {
 	{ PINMUX_DATA_REG("PABDR", 0xffc70010, 32) {
 		0, 0, 0, 0, 0, 0, 0, 0,
 		PA7_DATA, PA6_DATA, PA5_DATA, PA4_DATA,
@@ -566,7 +566,7 @@
 	{ },
 };
 
-struct sh_pfc_soc_info shx3_pinmux_info = {
+const struct sh_pfc_soc_info shx3_pinmux_info = {
 	.name		= "shx3_pfc",
 	.input		= { PINMUX_INPUT_BEGIN,	   PINMUX_INPUT_END },
 	.input_pu	= { PINMUX_INPUT_PULLUP_BEGIN,