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SubjectRe: [PATCH] usb: phy-generic: Don't fail on missing gpio reset
On Tue, 2015-01-27 at 09:20AM -0600, Felipe Balbi wrote:
> 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@suse.de>
> > Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
> > ---
> > 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.

Great, apparently that wasn't in linux-next yesterday. I'll give it a
shot once it arrives there.

Sören


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