[PATCH v3 12/12] ARM: dtsi: axp81x: set pinmux for GPIO0/1 when used as LDOs

Chen-Yu Tsai wens at csie.org
Wed Oct 11 19:22:28 PDT 2017


On Thu, Oct 12, 2017 at 3:09 AM, Linus Walleij <linus.walleij at linaro.org> wrote:
> On Wed, Oct 11, 2017 at 2:00 PM, Maxime Ripard
> <maxime.ripard at free-electrons.com> wrote:
>
>> What about not enforcing any muxing state when we want to mux to the
>> "ldo" function? We just leave it to whatever value it is, that way we
>> keep it under the regulator framework's control, and we don't disrupt
>> anything when the pin is requested.
>
> In a way since setting the bits one way means "LDO on" and another
> setting means "LDO off" those bits should be handled by the
> regulator framework when used as a regulator, not pin control.
>
> So I would say yes.

I agree. That would be the best solution.

ChenYu



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