[PATCH 1/3] dt-bindings: pwm: imx-pwm: Add constraints for #pwm-cells

[Shawn Guo]

On Mon, Nov 06, 2023 at 10:52:03AM +0100, Alexander Stein wrote:
> Only fsl,imx1-pwm comptabile devices use #pwm-cells = <2>. Newer SoCs
> supportinverted PWM output, thus #pwm-cells needs to be set to 3.
> 
> Signed-off-by: Alexander Stein <alexander.stein at ew.tq-group.com>

As suggested by Uwe, I picked this up too.

Shawn