Re: [PATCH 1/5] bindings: regulator: added support for suspend states
From: Mark Brown
Date: Fri Dec 22 2017 - 10:49:14 EST
On Fri, Dec 22, 2017 at 02:05:21PM +0800, Chunyan Zhang wrote:
> On 22 December 2017 at 07:26, Rob Herring <robh@xxxxxxxxxx> wrote:
> > On Thu, Dec 21, 2017 at 02:25:02PM +0800, Chunyan Zhang wrote:
> >> + - regulator-suspend-microvolt: the default voltage which regulator
> >> + should be set in suspend, this can be adjusted among
> >> + <regulator-suspend-min-microvolt, regulator-suspend-max-microvolt>
> > Perhaps this should stay a single property with: <target> <min> <max>
> Do you mean that change the property name from "regulator-suspend-microvolt" to
> "regulator-suspend-microvolt" is the one that some SoC is using. My
> intention was just to keep that configuration still working.
Yeah, the regulator-suspend-microvolt is an existing property. Thinking
about it we should probably say that it's equivalent to setting both
-min and -max to the same value and possibly mark it as deprecated too.
It is documented in regulator.txt already.
> > Though why would you ever not try to set to the minimum voltage within
> > the range of <min> to <max>?
> IIUC, you mean just removing "regulator-suspend-microvolt", and use
> "regulator-suspend-min-microvolt" as the default value for suspend
> I think that can work, but would it be better to not remove that right
> now, since some one is using that?
Indeed. I think my suggestion above would cover things.
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