Re: [PATCH v2] pwm: imx: Allow keeping the PWM active during suspend

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On Mon, Nov 20, 2017 at 7:19 PM, Rob Herring <robh@xxxxxxxxxx> wrote:

> Seems to me the default behavior should be LEDs are off in suspend and
> you'd add a property to enable them if desired.
>
> You problem to me sounds like something that should be fixed in the pwm
> and/or pwm-led drivers.

pwm-leds does set brightness to 0 in suspend and the fix here is to
make  pwm-imx active during suspend, so that when pwm-leds sets the
brightness to 0, then pwm-imx really goes to logic level 1.

Please note that on imx6qdl-cuboxi the pwm is active low.
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