arm64: dts: qcom: sm8650: Add sound DAI prefix for DP

Sound DAI devices exposing same set of mixers, e.g. each DisplayPort
controller, need to add dedicated prefix for these mixers to avoid
conflicts and to allow ALSA to properly configure given instance.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20260319-topic-sm8650-ayaneo-pocket-s2-base-v6-4-797bf96df771@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi
index 64a7480291d841e1d581bf31e37a6a636b0b0912..56d6836153f0c6cf8b8ff8c44077e4526ee1be5a 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sm8650.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi
@@ -5902,6 +5902,7 @@
                                phy-names = "dp";
 
                                #sound-dai-cells = <0>;
+                               sound-name-prefix = "DisplayPort0";
 
                                status = "disabled";