arm64: dts: qcom: sm8350-hdk: Enable display & dsi nodes

Enable the display subsystem and the dsi0 output for
the sm8350-hdk board.
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230117120223.1055225-3-rfoss@kernel.org

arch/arm64/boot/dts/qcom/sm8350-hdk.dts

@@ -221,10 +221,32 @@ &cdsp {
 	firmware-name = "qcom/sm8350/cdsp.mbn";
 };
 
+&dispcc {
+	status = "okay";
+};
+
+&mdss_dsi0 {
+	vdda-supply = <&vreg_l6b_1p2>;
+	status = "okay";
+};
+
+&mdss_dsi0_phy  {
+	vdds-supply = <&vreg_l5b_0p88>;
+	status = "okay";
+};
+
 &gpi_dma1 {
 	status = "okay";
 };
 
+&mdss {
+	status = "okay";
+};
+
+&mdss_mdp {
+	status = "okay";
+};
+
 &mpss {
 	status = "okay";
 	firmware-name = "qcom/sm8350/modem.mbn";