pinctrl: sh-pfc: ARM: Constify pins and cfg_regs arrays
The arrays are never modified, declare them as const.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7779.c b/drivers/pinctrl/sh-pfc/pfc-r8a7779.c
index d3e94e3..f5c01e1 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7779.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7779.c
@@ -1410,7 +1410,7 @@
PINMUX_IPSR_MODSEL_DATA(IP12_17_15, SCK4_B, SEL_SCIF4_1),
};
-static struct sh_pfc_pin pinmux_pins[] = {
+static const struct sh_pfc_pin pinmux_pins[] = {
PINMUX_GPIO_GP_ALL(),
};