From: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Date: Wed, 17 Dec 2025 12:00:52 +0000 (+0100)
Subject: arm64: dts: qcom: hamoa: Add sound DAI prefixes for DP
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d12cd85a4ff494bb73e2e8f8af7ed66851241941;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: qcom: hamoa: Add sound DAI prefixes 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.

Suggested-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20251217120051.98198-3-krzysztof.kozlowski@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/hamoa.dtsi b/arch/arm64/boot/dts/qcom/hamoa.dtsi
index f7d71793bc77b..1209936857762 100644
--- a/arch/arm64/boot/dts/qcom/hamoa.dtsi
+++ b/arch/arm64/boot/dts/qcom/hamoa.dtsi
@@ -5608,6 +5608,7 @@
 				phy-names = "dp";
 
 				#sound-dai-cells = <0>;
+				sound-name-prefix = "DisplayPort0";
 
 				status = "disabled";
 
@@ -5696,6 +5697,7 @@
 				phy-names = "dp";
 
 				#sound-dai-cells = <0>;
+				sound-name-prefix = "DisplayPort1";
 
 				status = "disabled";
 
@@ -5784,6 +5786,7 @@
 				phy-names = "dp";
 
 				#sound-dai-cells = <0>;
+				sound-name-prefix = "DisplayPort2";
 
 				status = "disabled";
 
@@ -5867,6 +5870,7 @@
 				phy-names = "dp";
 
 				#sound-dai-cells = <0>;
+				sound-name-prefix = "DisplayPort3";
 
 				status = "disabled";