Re: [PATCH] opp: core: Revert "add regulators enable and disable"
From: Mark Brown
Date: Fri Oct 18 2019 - 07:42:21 EST
On Thu, Oct 17, 2019 at 12:27:58PM +0200, Marek Szyprowski wrote:
> All the drivers, which use the OPP framework control regulators, which
> are already enabled. Typically those regulators are also system critical,
> due to providing power to CPU core or system buses. It turned out that
> there are cases, where calling regulator_enable() on such boot-enabled
> regulator has side-effects and might change its initial voltage due to
> performing initial voltage balancing without all restrictions from the
> consumers. Until this issue becomes finally solved in regulator core,
> avoid calling regulator_enable()/disable() from the OPP framework.
Reviewed-by: Mark Brown <broonie@xxxxxxxxxx>
Description: PGP signature