Re: [PATCH] usb: phy-generic: Don't fail on missing gpio reset

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On Mon, Jan 26, 2015 at 05:45:29PM -0800, Soren Brinkmann wrote:
> A reset through a GPIO is optional. Don't fail probing when it is
> missing.
> 
> Reported-by: Andreas Färber <afaerber@xxxxxxx>
> Signed-off-by: Soren Brinkmann <soren.brinkmann@xxxxxxxxxx>
> ---
> Hi Andreas,
> 
> does this do the trick?
> 
> 	Thanks,
> 	Sören
> 
>  drivers/usb/phy/phy-generic.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c
> index dd05254241fb..a73d4c738f0b 100644
> --- a/drivers/usb/phy/phy-generic.c
> +++ b/drivers/usb/phy/phy-generic.c
> @@ -241,10 +241,8 @@ int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_generic *nop,
>  
>  	if (err == -EPROBE_DEFER)
>  		return -EPROBE_DEFER;
> -	if (err) {
> -		dev_err(dev, "Error requesting RESET GPIO\n");
> -		return err;
> -	}
> +	if (err)
> +		nop->gpiod_reset = NULL;

there's a better patch to use gpiod_get_optional(), instead.

-- 
balbi

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