[PATCH 3/7] pinctrl: rockchip: use of_property_read_bool()

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No Rockchip device tree actually sets a value for these properties and
neither kernel or barebox driver cares about the property value.

Thus replace of_property_read_u32 with of_property_read_bool for
simplification.

Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
---
 drivers/pinctrl/pinctrl-rockchip.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index d80ac7d5dc04..4276c578a6cc 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -230,13 +230,11 @@ static struct rockchip_pinctrl *to_rockchip_pinctrl(struct pinctrl_device *pdev)
 
 static enum pin_config_param parse_bias_config(struct device_node *np)
 {
-	u32 val;
- 
-	if (of_property_read_u32(np, "bias-pull-up", &val) != -EINVAL)
+	if (of_property_read_bool(np, "bias-pull-up"))
 		return PIN_CONFIG_BIAS_PULL_UP;
-	else if (of_property_read_u32(np, "bias-pull-down", &val) != -EINVAL)
+	else if (of_property_read_bool(np, "bias-pull-down"))
 		return PIN_CONFIG_BIAS_PULL_DOWN;
-	else if (of_property_read_u32(np, "bias-bus-hold", &val) != -EINVAL)
+	else if (of_property_read_bool(np, "bias-bus-hold"))
 		return PIN_CONFIG_BIAS_BUS_HOLD;
 	else
 		return PIN_CONFIG_BIAS_DISABLE;
-- 
2.39.2





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