Re: [PATCH 4/4] arm64: dts: qcom: sc8280xp: Add Microsoft Surface Pro 9 5G
From: Krzysztof Kozlowski
Date: Wed Sep 04 2024 - 03:46:28 EST
On 04/09/2024 00:42, Jérôme de Bretagne wrote:
> Add an initial devicetree for the Microsoft Surface Pro 9 5G, based
> on SC8280XP.
>
> It enables the support for Wi-Fi, NVMe, the two USB Type-C ports,
> Bluetooth, 5G cellular modem, audio output (via Bluetooth headsets),
> external display via DisplayPort over Type-C (only the bottom USB
> Type-C port is working so far, corresponding to the usb1 / dp1 nodes),
> charging, the Surface Aggregator Module (SAM) to get keyboard and
> touchpad working with the Surface Type Cover accessories.
>
> Some key features not supported yet:
> - built-in display (but software fallback is working with efifb
> when blacklisting the msm module)
> - built-in display touchscreen
> - external display with the top USB Type-C port
> - speakers and microphones
> - physical volume up and down keys
> - LID switch detection
>
> This devicetree is based on the other SC8280XP ones, for the Lenovo
> ThinkPad X13s and the Qualcomm CRD.
>
...
> +
> +&swr0 {
> + status = "okay";
> +};
> +
> +&swr1 {
> + status = "okay";
> +
> + wcd_rx: wcd9380-rx@0,4 {
codec@
> + compatible = "sdw20217010d00";
> + reg = <0 4>;
> + qcom,rx-port-mapping = <1 2 3 4 5>;
> + };
> +};
> +
> +&swr2 {
> + status = "okay";
> +
> + wcd_tx: wcd9380-tx@0,3 {
codec@
Rest looks good, except ordering of nodes/overrides/phandles. They
should go alphabetically, AFAIR, so your &tlmm is placed in wrong spot.
Best regards,
Krzysztof