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);
 }


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