On Tue, May 07, 2013 at 10:42:53AM +0530, Kishon Vijay Abraham I wrote:
> On Monday 06 May 2013 08:10 PM, Mark Brown wrote:
> >On Mon, May 06, 2013 at 06:47:04PM +0530, Kishon Vijay Abraham I wrote:
> >
> >>+ if (palmas_usb->linkstat != PALMAS_USB_STATE_VBUS) {
> >>+ if (palmas_usb->vbus_reg) {
> >>+ ret = regulator_enable(palmas_usb->vbus_reg);
> >>+ if (ret) {
> >>+ dev_dbg(palmas_usb->dev,
> >>+ "regulator enable failed\n");
> >>+ goto ret0;
> >This is very bad karma, why is the regulator optional?
> The platform can provide it's own vbus control in which case this is
> not needed.
So why is there no interaction with this external VBUS control and how
does the driver distinguish between that and an error getting the
regulator?
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