FROMLIST: arm64: dts: qcom: qcs6490-rb3gen2: Add sound card

Add the sound card node with tested playback over WSA8835 speakers
and digital on-board mics.

Co-developed-by: Prasad Kumpatla <quic_pkumpatl@quicinc.com>
Signed-off-by: Prasad Kumpatla <quic_pkumpatl@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/linux-arm-msm/20250527111227.2318021-7-quic_pkumpatl@quicinc.com/
Signed-off-by: Mohammad Rafi Shaik <quic_mohs@quicinc.com>

Author: mohsRafi

arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts

@@ -1055,6 +1055,51 @@
 	status = "okay";
 };
 
+&sound {
+	compatible = "qcom,qcs6490-rb3gen2-sndcard";
+	model = "qcs6490-rb3gen2-snd-card";
+
+	audio-routing = "SpkrLeft IN", "WSA_SPK1 OUT",
+			"SpkrRight IN", "WSA_SPK2 OUT",
+			"VA DMIC0", "vdd-micb",
+			"VA DMIC1", "vdd-micb",
+			"VA DMIC2", "vdd-micb",
+			"VA DMIC3", "vdd-micb";
+
+	wsa-dai-link {
+		link-name = "WSA Playback";
+
+		codec {
+			sound-dai = <&left_spkr>, <&right_spkr>,
+				    <&swr2 0>, <&lpass_wsa_macro 0>;
+		};
+
+		cpu {
+			sound-dai = <&q6apmbedai WSA_CODEC_DMA_RX_0>;
+		};
+
+		platform {
+			sound-dai = <&q6apm>;
+		};
+	};
+
+	va-dai-link {
+		link-name = "VA Capture";
+
+		codec {
+			sound-dai = <&lpass_va_macro 0>;
+		};
+
+		cpu {
+			sound-dai = <&q6apmbedai VA_CODEC_DMA_TX_0>;
+		};
+
+		platform {
+			sound-dai = <&q6apm>;
+		};
+	};
+};
+
 &swr2 {
 	status = "okay";