[PATCH v2] arm64: dts: rockchip: add rfkill node for M.2 E wifi on orangepi-5-plus

[Dragan Simic]

On 2024-08-07 19:00, Florian Klink wrote:
> This follows the same logic as 82d40b141a4c ("arm64: dts: rockchip: add
> rfkill node for M.2 Key E WiFi on rock-5b").
> 
> On the orangepi-5-plus, there's also a GPIO pin connecting the WiFi
> enable signal inside the M.2 Key E slot.
> 
> The exact GPIO PIN can be validated in the Armbian rk-5.10-rkr4 kernel
> rk3588-orangepi-5-plus.dtsi file [1], which contains a `wifi_disable`
> node referencing RK_PC4 on &gpio0.
> 
> Signed-off-by: Florian Klink <flokli at flokli.de>
> Tested-by: Florian Klink <flokli at flokli.de>
> Link:
> https://github.com/armbian/linux-rockchip/blob/9fbe23c9da24f236c6009f42d3f02c1ffb84c169/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
> [1]

Unfortunately, this isn't how the "Link: ..." tag is to be used, or how
a reference is to be provided.  Please see the patch submission linked
below for a correct example of providing links as references.

https://lore.kernel.org/linux-rockchip/4449f7d4eead787308300e2d1d37b88c9d1446b2.1717308862.git.dsimic@manjaro.org/T/#u

> ---
>  arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
> b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
> index e74871491ef5..c3a6812cc93a 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
> @@ -105,6 +105,13 @@ led {
>  		};
>  	};
> 
> +	rfkill {
> +		compatible = "rfkill-gpio";
> +		label = "rfkill-pcie-wlan";
> +		radio-type = "wlan";
> +		shutdown-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_HIGH>;
> +	};
> +
>  	sound {
>  		compatible = "simple-audio-card";
>  		pinctrl-names = "default";