linux-kernel - [PATCH] arm64: dts: qcom: sm8750-mtp: Add speaker Soundwire port mapping

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Message-ID: <20250820141233.216713-2-krzysztof.kozlowski@linaro.org>
Date: Wed, 20 Aug 2025 16:12:34 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konradybcio@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH] arm64: dts: qcom: sm8750-mtp: Add speaker Soundwire port mapping

Add appropriate mappings of Soundwire ports of WSA883x speaker
to correctly map the Speaker ports to the WSA macro ports.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8750-mtp.dts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
index 75cfbb510be5..946ba53fe63a 100644
--- a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
@@ -938,6 +938,13 @@ left_spkr: speaker@0,1 {
 		sound-name-prefix = "SpkrLeft";
 		#thermal-sensor-cells = <0>;
 		vdd-supply = <&vreg_l15b_1p8>;
+		/*
+		 * WSA8835 Port 1 (DAC)     <=> SWR0 Port 1 (SPKR_L)
+		 * WSA8835 Port 2 (COMP)    <=> SWR0 Port 2 (SPKR_L_COMP)
+		 * WSA8835 Port 3 (BOOST)   <=> SWR0 Port 3 (SPKR_L_BOOST)
+		 * WSA8835 Port 4 (VISENSE) <=> SWR0 Port 10 (SPKR_L_VI)
+		 */
+		qcom,port-mapping = <1 2 3 10>;
 	};
 
 	/* WSA883x, right/back speaker */
@@ -951,6 +958,13 @@ right_spkr: speaker@0,2 {
 		sound-name-prefix = "SpkrRight";
 		#thermal-sensor-cells = <0>;
 		vdd-supply = <&vreg_l15b_1p8>;
+		/*
+		 * WSA8835 Port 1 (DAC)     <=> SWR0 Port 4 (SPKR_R)
+		 * WSA8835 Port 2 (COMP)    <=> SWR0 Port 5 (SPKR_R_COMP)
+		 * WSA8835 Port 3 (BOOST)   <=> SWR0 Port 6 (SPKR_R_BOOST)
+		 * WSA8835 Port 4 (VISENSE) <=> SWR0 Port 11 (SPKR_R_VI)
+		 */
+		qcom,port-mapping = <4 5 6 11>;
 	};
 };
 
-- 
2.48.1