* [PATCH v1] arm64: dts: qcom: hamoa-iot-evk: add missing DP2 audio link
@ 2026-10-09 2:58 Le Qi
0 siblings, 0 replies; only message in thread
From: Le Qi @ 2026-10-09 2:58 UTC (permalink / raw)
To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley
Cc: Abel Vesa, linux-arm-msm, devicetree, linux-kernel, kernel, Le Qi
The DP2 DAI link is missing from the sound card definition, preventing
audio playback over the third DisplayPort interface.
Add the required codec, CPU, and platform DAI configuration. Audio
playback over DP2 has been verified with this change.
Signed-off-by: Le Qi <le.qi@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
index d0433cc3623f..b6863b40b1ae 100644
--- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
+++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
@@ -647,6 +647,22 @@ platform {
sound-dai = <&q6apm>;
};
};
+
+ dp2-dai-link {
+ link-name = "DP2 Playback";
+
+ codec {
+ sound-dai = <&mdss_dp2>;
+ };
+
+ cpu {
+ sound-dai = <&q6apmbedai DISPLAY_PORT_RX_2>;
+ };
+
+ platform {
+ sound-dai = <&q6apm>;
+ };
+ };
};
wifi-bt-connector {
--
2.34.1
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