Re: [PATCH V4 1/6] dt-bindings: regulator: Add "regulator-min-dropout-voltage-microvolt"

Mark Brown
2022-01-04T14:55:07Z

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On Mon, Jan 03, 2022 at 08:05:40PM +0530, Satya Priya Kakitapalli (Temp) wrote:
> On 12/11/2021 2:41 AM, Mark Brown wrote:

> > I'd think we should consider if it's better to support this
> > dynamically at runtime based on load information and provide options for
> > configuring the peak load information through DT instead for static
> > configurations. That would fit in with the stuff we have for managing
> > modes on DCDCs (which isn't really deployed but is there) and the API we
> > have for allowing client drivers to indicate their load requirements at
> > runtime that fits in with that. That'd allow us to only boost the
> > headroom when it's really needed.

> This means Dynamic headroom control feature needs to be implemented. I need
> to explore more on this and gather info from team, Could we merge the
> present driver with "static headroom" for now? I'll do a follow up series to
> implement this feature.

I'd be happy to merge something with the headroom configured statically
in the driver like we do for other devices - I guess if you set the
highest headroom that should cover it.

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