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Subject[RFC PATCH 2/2] pinctrl: rockchip: Implement PIN_CONFIG_OUTPUT_DISABLE
Date
If someone requests us to disable output for a pin, we'll configure it
as an input.

Signed-off-by: Doug Anderson <dianders@chromium.org>
---
drivers/pinctrl/pinctrl-rockchip.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index 40970c3..c1ac14c 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -971,6 +971,12 @@ static int rockchip_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin,
if (rc)
return rc;
break;
+ case PIN_CONFIG_OUTPUT_DISABLE:
+ rc = _rockchip_pmx_gpio_set_direction(&bank->gpio_chip,
+ pin - bank->pin_base, true);
+ if (rc)
+ return rc;
+ break;
case PIN_CONFIG_OUTPUT:
rockchip_gpio_set(&bank->gpio_chip,
pin - bank->pin_base, arg);
--
2.1.0.rc2.206.gedb03e5


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