[PATCH RFT] phy: sun4i-usb: Use devm_gpiod_get_optional for optional GPIOs

[Hans de Goede]

Hi,

On 21-08-15 10:49, Axel Lin wrote:
> 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 at ingics.com>

Thanks for the patch, looks good to me:

Reviewed-by: Hans de Goede <hdegoede at redhat.com>

Regards,

Hans


> ---
>   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,
>