arm64: dts: qcom: Add sound node for sc7180-trogdor-coachz

This is a trgodor variant, required to have sound node variable
for coachz specific platform.
Tested-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Srinivasa Rao Mandadapu <srivasam@codeaurora.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Link: https://lore.kernel.org/r/20210314061054.19451-3-srivasam@codeaurora.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/sc7180-trogdor-coachz.dtsi

@@ -89,6 +89,16 @@ &sn65dsi86_out {
 	data-lanes = <0 1 2 3>;
 };
 
+&sound {
+	compatible = "google,sc7180-coachz";
+	model = "sc7180-adau7002-max98357a";
+	audio-routing = "PDM_DAT", "DMIC";
+};
+
+&sound_multimedia0_codec {
+	sound-dai = <&adau7002>;
+};
+
 /* PINCTRL - modifications to sc7180-trogdor.dtsi */
 
 &en_pp3300_dx_edp {