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

[Fabio Estevam]

Hi Shawn,

On Mon, Nov 25, 2013 at 1:10 AM, Shawn Guo <shawn.guo at linaro.org> wrote:

> Hmm, I'm seeing this breakage on v3.13-rc1 now with the following line
> in the kernel log.
>
>   pwm-backlight backlight.18: dummy supplies not allowed
>
> What's missing here?

Yes, this is weird.

linux-next 20131120: backlight fails
linux-next 20131122: backlight works
linux-next 20131125: backlight fails

Looks like we need to apply this one to make sure backlight works:
http://permalink.gmane.org/gmane.linux.ports.arm.kernel/281826

Regards,

Fabio Estevam