[PATCH] backlight: pwm_bl: Do not make the regulator mandatory

[Fabio Estevam]

Mark/Thierry,

On Mon, Nov 25, 2013 at 11:37 AM, Shawn Guo <shawn.guo at linaro.org> wrote:
> On Mon, Nov 25, 2013 at 11:26:53AM -0200, Fabio Estevam wrote:
>> Looks like we need to apply this one to make sure backlight works:
>> http://permalink.gmane.org/gmane.linux.ports.arm.kernel/281826
>
> But per Thierry's comment below, this is the exactly the case that we
> should avoid - patch individual board DTS file to add a dummy/fake
> regulator to get it through.
>
> | But even so, the regulator core now has functionality to return a dummy
> | regulator if none is specified in DT, specifically so that users don't

What commit provides this regulator core functionality?

Looks like it has not reached 3.13-rc1.

Regards,

Fabio Estevam