Re: [PATCH] regulator: rpi-panel-v2: Add optional vcc-supply support

[Mark Brown]

On Mon, Aug 31, 2026 at 11:44:08AM +0530, Shashank Maurya wrote:
> On Fri, Aug 28, 2026 at 01:13:42PM +0100, Mark Brown wrote:
> > On Fri, Aug 28, 2026 at 09:59:43AM +0530, Shashank Maurya wrote:

> > > The Raspberry Pi Panel V2 regulator driver may rely on an external
> > > power rail being provided through the device tree. Add support for an
> > > optional "vcc" regulator and enable it during probe before accessing
> > > the panel controller.

> > Does the device work without power?  A name like "Vcc" makes it sound
> > like this is the main supply for the device...

> No without VCC, regulator will not be up. So device will not work if
> power rail is software controlled and  not always high.

That doesn't sound very optional then.

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