Re: [PATCH v13 2/4] arm64: dts: fsl: librem5: Add a device tree for the Librem5 devkit

[Pavel Machek]

Hi!

> This is for the development kit board for the Librem 5. The current level
> of support yields a working console and is able to boot userspace from
> the network or eMMC.
> 
> Additional subsystems that are active :

> - haptic motor

Haptic motor is not a LED. It should be controlled by input subsystem.

> +     pwmleds {
> +             compatible = "pwm-leds";
> +
> +             haptic {
> +                     label = "librem5::haptic";
> +                     pwms = <&pwm2 0 200000>;
> +                     active-low;
> +                     max-brightness = <255>;
> +                     power-supply = <&reg_3v3_p>;
> +             };
> +     };

You can take a look at N900, that has reasonable interface.

Thanks,
                                                                                
Pavel