[RFC PATCH v1 2/3] ARM: dts: qcom: msm8974: add support for the HDMI output

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Add HDMI and HDMI PHY device nodes for the Qualcomm MSM8974 SoC.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
 arch/arm/boot/dts/qcom-msm8974.dtsi | 90 ++++++++++++++++++++++++++++-
 1 file changed, 89 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
index fb661c1bd3d5..fbe74eeef863 100644
--- a/arch/arm/boot/dts/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -1805,6 +1805,21 @@ cci_i2c1_sleep: cci-i2c1-sleep-pins {
 				};
 			};
 
+			hdmi_default: hdmi-default-state {
+				cec-pins {
+					pins = "gpio31";
+					function = "hdmi_cec";
+				};
+				ddc-pins {
+					pins = "gpio32", "gpio33";
+					function = "hdmi_ddc";
+				};
+				hpd-pins {
+					pins = "gpio34";
+					function = "hdmi_hpd";
+				};
+			};
+
 			spi8_default: spi8_default-state {
 				mosi-pins {
 					pins = "gpio45";
@@ -1840,7 +1855,7 @@ mmcc: clock-controller@fd8c0000 {
 				 <&dsi0_phy 0>,
 				 <&dsi1_phy 1>,
 				 <&dsi1_phy 0>,
-				 <0>,
+				 <&mdss_hdmi_phy>,
 				 <0>,
 				 <0>;
 			clock-names = "xo",
@@ -1914,6 +1929,13 @@ mdp5_intf2_out: endpoint {
 							remote-endpoint = <&dsi1_in>;
 						};
 					};
+
+					port@2 {
+						reg = <2>;
+						mdp5_intf3_out: endpoint {
+							remote-endpoint = <&mdss_hdmi_in>;
+						};
+					};
 				};
 			};
 
@@ -1970,6 +1992,72 @@ dsi0_out: endpoint {
 				};
 			};
 
+			mdss_hdmi: hdmi-tx@fd922100 {
+				compatible = "qcom,hdmi-tx-8974";
+				reg = <0xfd922100 0x35c>,
+				      <0xfc4b8000 0x60f0>;
+				reg-names = "core_physical",
+					    "qfprom_physical";
+
+				pinctrl-0 = <&hdmi_default>;
+				pinctrl-names = "default";
+
+				interrupt-parent = <&mdss>;
+				interrupts = <8>;
+
+				clocks = <&mmcc MDSS_MDP_CLK>,
+					 <&mmcc MDSS_AHB_CLK>,
+					 <&mmcc MDSS_HDMI_CLK>,
+					 <&mmcc MDSS_HDMI_AHB_CLK>,
+					 <&mmcc MDSS_EXTPCLK_CLK>;
+				clock-names =
+					"mdp_core",
+					"iface",
+					"core",
+					"alt_iface",
+					"extp";
+
+				phys = <&mdss_hdmi_phy>;
+
+				status = "disabled";
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+						mdss_hdmi_in: endpoint {
+							remote-endpoint = <&mdp5_intf3_out>;
+						};
+					};
+
+					port@1 {
+						reg = <1>;
+						mdss_hdmi_out: endpoint {
+						};
+					};
+				};
+			};
+
+			mdss_hdmi_phy: hdmi-phy@fd922500 {
+				compatible = "qcom,hdmi-phy-8974";
+				reg = <0xfd922500 0x7c>,
+				      <0xfd922700 0xd4>;
+				reg-names = "hdmi_phy",
+					    "hdmi_pll";
+
+				clocks = <&mmcc MDSS_AHB_CLK>,
+					 <&mmcc MDSS_HDMI_AHB_CLK>;
+				clock-names = "iface",
+					      "alt_iface";
+
+				#phy-cells = <0>;
+				#clock-cells = <0>;
+
+				status = "disabled";
+			};
+
 			dsi0_phy: phy@fd922a00 {
 				compatible = "qcom,dsi-phy-28nm-hpm";
 				reg = <0xfd922a00 0xd4>,
-- 
2.39.2




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