Re: [PATCH] opp: core: Revert "add regulators enable and disable"
From: Viresh Kumar
Date: Fri Oct 18 2019 - 00:54:55 EST
On 17-10-19, 12:27, 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.
> This reverts commit 7f93ff73f7c8c8bfa6be33bcc16470b0b44682aa.
> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
> This is a follow-up from the following discussion:
I suppose this must go the v5.4-rcs, right ?