Re: [PATCH 2/2] arm64: dts: rockchip: Add initial support for Pine64 PinePhone Pro

From: Pavel Machek
Date: Wed Jun 15 2022 - 09:29:09 EST


Hi!

> + // Per "RK 3399 SARADC", page 8.
> + adc-keys {
> + compatible = "adc-keys";
> + io-channels = <&saradc 1>;
> + io-channel-names = "buttons";
> + keyup-threshold-microvolt = <1600000>;
> + poll-interval = <100>;
> +
> + button-up {
> + label = "Volume Up";
> + linux,code = <KEY_VOLUMEUP>;
> + press-threshold-microvolt = <100000>;
> + };
> +
> + button-down {
> + label = "Volume Down";
> + linux,code = <KEY_VOLUMEDOWN>;
> + press-threshold-microvolt = <300000>;
> + };
> + };

Wow. Quite a hack...


> + // Per "RK3399 GPIO", page 11.
> + leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&red_led_pin &green_led_pin &blue_led_pin>;


> + led-standby { + color = <LED_COLOR_ID_RED>; + default-state = "off"; + function =

I wish LED was connected to PWM, not to simple GPIO...

Plus, it is really one RGB LED, right? It should be handled as such.

Best regards,
Pavel

--
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