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pinctrl: rockchip: do not set gpio if bank invalid

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Change-Id: Ib03e2910a7316bd61df18236151e371c4d04077a
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
This commit is contained in:
Jianqun Xu
2020-08-12 10:20:47 +08:00
committed by Tao Huang
parent 29b3dea127
commit 12ac008725
1 changed files with 6 additions and 0 deletions
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6
drivers/pinctrl/pinctrl-rockchip.c
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@@ -3570,6 +3570,9 @@ static int rockchip_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin,
return rc;
break;
case PIN_CONFIG_OUTPUT:
if (!bank->valid)
return -ENOTSUPP;
rockchip_gpio_set(&bank->gpio_chip,
pin - bank->pin_base, arg);
rc = _rockchip_pmx_gpio_set_direction(&bank->gpio_chip,
@@ -3643,6 +3646,9 @@ static int rockchip_pinconf_get(struct pinctrl_dev *pctldev, unsigned int pin,
arg = 1;
break;
case PIN_CONFIG_OUTPUT:
if (!bank->valid)
return -ENOTSUPP;
rc = rockchip_get_mux(bank, pin - bank->pin_base);
if (rc != RK_FUNC_GPIO)
return -EINVAL;