Re: [PATCH v2] arm64: dts: qcom: hamoa-evk: Add DP0/DP1 audio playback support

From: Bjorn Andersson

Date: Thu Mar 26 2026 - 11:42:44 EST


On Tue, Feb 10, 2026 at 10:40:37AM +0800, Le Qi wrote:
> The hamoa-evk DTS currently lacks DAI links for DP0 and DP1, preventing
> the sound card from exposing these playback paths. Add the missing links
> to enable audio output on both DP interfaces.
>
> ---
> Changelog:
>
> v2:
> - Changed commit message to explain motivation
> - Removed redundant sound-name-prefix properties for DP0/DP1, since these
> are already defined in the SoC DTSI.
> - v1-link: https://lore.kernel.org/all/20260209091139.622756-1-le.qi@xxxxxxxxxxxxxxxx/
>
> Signed-off-by: Le Qi <le.qi@xxxxxxxxxxxxxxxx>

This should be here, now I had to rebase my whole tree to fix the
missing s-o-b. Please use b4 to avoid such mistakes.

Regards,
Bjorn

> ---
> arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 32 ++++++++++++++++++++++
> 1 file changed, 32 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
> index 2390648a248f..4428c8f45493 100644
> --- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
> +++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
> @@ -616,6 +616,38 @@ platform {
> sound-dai = <&q6apm>;
> };
> };
> +
> + dp0-dai-link {
> + link-name = "DP0 Playback";
> +
> + codec {
> + sound-dai = <&mdss_dp0>;
> + };
> +
> + cpu {
> + sound-dai = <&q6apmbedai DISPLAY_PORT_RX_0>;
> + };
> +
> + platform {
> + sound-dai = <&q6apm>;
> + };
> + };
> +
> + dp1-dai-link {
> + link-name = "DP1 Playback";
> +
> + codec {
> + sound-dai = <&mdss_dp1>;
> + };
> +
> + cpu {
> + sound-dai = <&q6apmbedai DISPLAY_PORT_RX_1>;
> + };
> +
> + platform {
> + sound-dai = <&q6apm>;
> + };
> + };
> };
>
> usb-1-ss0-sbu-mux {
> --
> 2.34.1
>