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Subject[PATCH 4.9 24/35] pinctrl: rockchip: fix restore error in resume
Date
From: Wang Panzhenzhuan <randy.wang@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.xu@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Wang Panzhenzhuan <randy.wang@rock-chips.com>
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Link: https://lore.kernel.org/r/20210223100725.269240-1-jay.xu@rock-chips.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@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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