[PATCH 4/7] phy: sun4i-usb: Use devm_gpiod_get_optional for optional GPIOs

Kishon Vijay Abraham I
2015-10-17T20:33:34Z

From: Axel Lin <axel.lin@ingics.com>

Both data->id_det_gpio and data->vbus_det_gpio are optional, so use
devm_gpiod_get_optional for them.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
---
drivers/phy/phy-sun4i-usb.c | 22 +++++++++-------------
1 file changed, 9 insertions(+), 13 deletions(-)

diff --git a/drivers/phy/phy-sun4i-usb.c b/drivers/phy/phy-sun4i-usb.c
index 731b395..b12964b 100644
--- a/drivers/phy/phy-sun4i-usb.c
+++ b/drivers/phy/phy-sun4i-usb.c
@@ -551,19 +551,15 @@ static int sun4i_usb_phy_probe(struct platform_device *pdev)
if (IS_ERR(data->base))
return PTR_ERR(data->base);

- data->id_det_gpio = devm_gpiod_get(dev, "usb0_id_det", GPIOD_IN);
- if (IS_ERR(data->id_det_gpio)) {
- if (PTR_ERR(data->id_det_gpio) == -EPROBE_DEFER)
- return -EPROBE_DEFER;
- data->id_det_gpio = NULL;
- }
-
- data->vbus_det_gpio = devm_gpiod_get(dev, "usb0_vbus_det", GPIOD_IN);
- if (IS_ERR(data->vbus_det_gpio)) {
- if (PTR_ERR(data->vbus_det_gpio) == -EPROBE_DEFER)
- return -EPROBE_DEFER;
- data->vbus_det_gpio = NULL;
- }
+ data->id_det_gpio = devm_gpiod_get_optional(dev, "usb0_id_det",
+ GPIOD_IN);
+ if (IS_ERR(data->id_det_gpio))
+ return PTR_ERR(data->id_det_gpio);
+
+ data->vbus_det_gpio = devm_gpiod_get_optional(dev, "usb0_vbus_det",
+ GPIOD_IN);
+ if (IS_ERR(data->vbus_det_gpio))
+ return PTR_ERR(data->vbus_det_gpio);

if (of_find_property(np, "usb0_vbus_power-supply", NULL)) {
data->vbus_power_supply = devm_power_supply_get_by_phandle(dev,
--
1.7.9.5