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

From: Krzysztof Kozlowski
Date: Wed Aug 20 2025 - 10:18:34 EST


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@xxxxxxxxxx>
---
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