If OF is not set, bulding fails:
drivers/pinctrl/nuvoton/pinctrl-wpcm450.o: In function `wpcm450_dt_node_to_map':
pinctrl-wpcm450.c:(.text+0x404): undefined reference to `pinconf_generic_dt_node_to_map'
Make PINCTRL_WPCM450 depends on OF to fix this.
Fixes: a1d1e0e3d80a ("pinctrl: nuvoton: Add driver for WPCM450")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zheng Bin <zhengbin13@huawei.com>
Link: https://lore.kernel.org/r/20220325074450.3228840-1-zhengbin13@huawei.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
config PINCTRL_WPCM450
tristate "Pinctrl and GPIO driver for Nuvoton WPCM450"
depends on ARCH_WPCM450 || COMPILE_TEST
+ depends on OF
select PINMUX
select PINCONF
select GENERIC_PINCONF