Re: [PATCH] arm64: dts: imx8mp-verdin: board regulators: add always-on

Mark Brown
2022-09-01T18:46:07Z

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On Thu, Sep 01, 2022 at 09:29:13PM +0300, Laurent Pinchart wrote:
> On Thu, Sep 01, 2022 at 01:04:22PM +0200, Max Krummenacher wrote:
> > From: Max Krummenacher <max.krummenacher@toradex.com>

> > These regulators are switched on by HW during power up and can not
> > be influenced by SW.
> > Set the always-on property.
>
> Is this needed ? When a fixed regulator has no control GPIO or clock, as
> is the case here, I would expect the driver and/or regulator core to
> understand that it's always on, as the alternative is always-off, which
> is pointless :-) Mark, Liam, what do you think ?

If there's no physical control setting always-on does nothing.

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