From: Wang Panzhenzhuan <randy.w...@rock-chips.com> commit c971af25cda94afe71617790826a86253e88eab0 upstream.
The restore in resume should match to suspend which only set for RK3288 SoCs pinctrl. Fixes: 8dca933127024 ("pinctrl: rockchip: save and restore gpio6_c6 pinmux in suspend/resume") Reviewed-by: Jianqun Xu <jay...@rock-chips.com> Reviewed-by: Heiko Stuebner <he...@sntech.de> Signed-off-by: Wang Panzhenzhuan <randy.w...@rock-chips.com> Signed-off-by: Jianqun Xu <jay...@rock-chips.com> Link: https://lore.kernel.org/r/20210223100725.269240-1-jay...@rock-chips.com Signed-off-by: Linus Walleij <linus.wall...@linaro.org> Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org> --- drivers/pinctrl/pinctrl-rockchip.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -2367,12 +2367,15 @@ static int __maybe_unused rockchip_pinct static int __maybe_unused rockchip_pinctrl_resume(struct device *dev) { struct rockchip_pinctrl *info = dev_get_drvdata(dev); - int ret = regmap_write(info->regmap_base, RK3288_GRF_GPIO6C_IOMUX, - rk3288_grf_gpio6c_iomux | - GPIO6C6_SEL_WRITE_ENABLE); + int ret; - if (ret) - return ret; + if (info->ctrl->type == RK3288) { + ret = regmap_write(info->regmap_base, RK3288_GRF_GPIO6C_IOMUX, + rk3288_grf_gpio6c_iomux | + GPIO6C6_SEL_WRITE_ENABLE); + if (ret) + return ret; + } return pinctrl_force_default(info->pctl_dev); }