[v3] arm64: dts: sc7180: add display dt nodes

[Harigovindan P]

Add display, DSI hardware DT nodes for sc7180.

Signed-off-by: Harigovindan P <harigovi at codeaurora.org>
---

Changes in v1:
	-Added display DT nodes for sc7180
Changes in v2:
	-Renamed node names
	-Corrected code alignments
	-Removed extra new line
	-Added DISP AHB clock for register access
	under display_subsystem node for global settings
Changes in v3:
	-Modified node names
	-Modified hard coded values
	-Removed mdss reg entry

 arch/arm64/boot/dts/qcom/sc7180-idp.dts |  58 +++++++++++++++
 arch/arm64/boot/dts/qcom/sc7180.dtsi    | 124 ++++++++++++++++++++++++++++++++
 2 files changed, 182 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7180-idp.dts b/arch/arm64/boot/dts/qcom/sc7180-idp.dts
index 388f50a..c77aab7 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-idp.dts
+++ b/arch/arm64/boot/dts/qcom/sc7180-idp.dts
@@ -7,6 +7,7 @@
 
 /dts-v1/;
 
+#include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
 #include "sc7180.dtsi"
 #include "pm6150.dtsi"
@@ -232,6 +233,50 @@
 	};
 };
 
+&dsi_controller {
+	status = "okay";
+
+	vdda-supply = <&vreg_l3c_1p2>;
+
+	panel at 0 {
+		compatible = "visionox,rm69299-1080p-display";
+		reg = <0>;
+
+		vdda-supply = <&vreg_l8c_1p8>;
+		vdd3p3-supply = <&vreg_l18a_2p8>;
+
+		pinctrl-names = "default", "suspend";
+		pinctrl-0 = <&disp_pins_default>;
+		pinctrl-1 = <&disp_pins_default>;
+
+		reset-gpios = <&pm6150l_gpio 3 GPIO_ACTIVE_HIGH>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			port at 0 {
+				reg = <0>;
+				panel0_in: endpoint {
+					remote-endpoint = <&dsi0_out>;
+				};
+			};
+		};
+	};
+
+	ports {
+		port at 1 {
+			endpoint {
+				remote-endpoint = <&panel0_in>;
+				data-lanes = <0 1 2 3>;
+			};
+		};
+	};
+};
+
+&dsi_phy {
+	status = "okay";
+};
+
 &qspi {
 	status = "okay";
 	pinctrl-names = "default";
@@ -289,6 +334,19 @@
 
 /* PINCTRL - additions to nodes defined in sc7180.dtsi */
 
+&pm6150l_gpio {
+	disp_pins {
+		disp_pins_default: disp_pins_default{
+			pins = "gpio3";
+			function = "func1";
+			qcom,drive-strength = <2>;
+			power-source = <0>;
+			bias-disable;
+			output-low;
+		};
+	};
+};
+
 &qspi_clk {
 	pinconf {
 		pins = "gpio63";
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 3bc3f64..3ebc45b 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -1184,6 +1184,130 @@
 			#power-domain-cells = <1>;
 		};
 
+		mdss: display_subsystem at ae00000 {
+			compatible = "qcom,sc7180-mdss";
+			reg = <0 0x0ae00000 0 0x1000>;
+			reg-names = "mdss";
+
+			power-domains = <&dispcc MDSS_GDSC>;
+
+			clocks = <&gcc GCC_DISP_AHB_CLK>,
+				 <&gcc GCC_DISP_HF_AXI_CLK>,
+				 <&dispcc DISP_CC_MDSS_AHB_CLK>,
+				 <&dispcc DISP_CC_MDSS_MDP_CLK>;
+			clock-names = "iface", "gcc_bus", "ahb", "core";
+
+			assigned-clocks = <&dispcc DISP_CC_MDSS_MDP_CLK>;
+			assigned-clock-rates = <300000000>;
+
+			interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-controller;
+			#interrupt-cells = <1>;
+
+			iommus = <&apps_smmu 0x800 0x2>;
+
+			#address-cells = <2>;
+			#size-cells = <2>;
+			ranges;
+
+			mdp: display_controller at ae01000 {
+				compatible = "qcom,sc7180-dpu";
+				reg = <0 0x0ae01000 0 0x8f000>,
+				      <0 0x0aeb0000 0 0x2008>,
+				      <0 0x0af03000 0 0x16>;
+				reg-names = "mdp", "vbif", "disp_cc";
+
+				clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+					 <&dispcc DISP_CC_MDSS_ROT_CLK>,
+					 <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
+					 <&dispcc DISP_CC_MDSS_MDP_CLK>,
+					 <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+				clock-names = "iface", "rot", "lut", "core",
+					      "vsync";
+				assigned-clocks = <&dispcc DISP_CC_MDSS_MDP_CLK>,
+						  <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+				assigned-clock-rates = <300000000>,
+						       <19200000>;
+
+				interrupt-parent = <&mdss>;
+				interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port at 0 {
+						reg = <0>;
+						dpu_intf1_out: endpoint {
+							remote-endpoint = <&dsi0_in>;
+						};
+					};
+				};
+			};
+
+			dsi_controller: dsi_controller at ae94000 {
+				compatible = "qcom,mdss-dsi-ctrl";
+				reg = <0 0x0ae94000 0 0x400>;
+				reg-names = "dsi_ctrl";
+
+				interrupt-parent = <&mdss>;
+				interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
+
+				clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
+					 <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
+					 <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
+					 <&dispcc DISP_CC_MDSS_ESC0_CLK>,
+					 <&dispcc DISP_CC_MDSS_AHB_CLK>,
+					 <&gcc GCC_DISP_HF_AXI_CLK>;
+				clock-names = "byte",
+					      "byte_intf",
+					      "pixel",
+					      "core",
+					      "iface",
+					      "bus";
+
+				phys = <&dsi_phy>;
+				phy-names = "dsi";
+
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port at 0 {
+						reg = <0>;
+						dsi0_in: endpoint {
+							remote-endpoint = <&dpu_intf1_out>;
+						};
+					};
+
+					port at 1 {
+						reg = <1>;
+						dsi0_out: endpoint {
+						};
+					};
+				};
+			};
+
+			dsi_phy: dsi_phy at ae94400 {
+				compatible = "qcom,dsi-phy-10nm";
+				reg = <0 0x0ae94400 0 0x200>,
+				      <0 0x0ae94600 0 0x280>,
+				      <0 0x0ae94a00 0 0x1e0>;
+				reg-names = "dsi_phy",
+					    "dsi_phy_lane",
+					    "dsi_pll";
+
+				#clock-cells = <1>;
+				#phy-cells = <0>;
+
+				clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>;
+				clock-names = "iface";
+			};
+		};
+
 		pdc: interrupt-controller at b220000 {
 			compatible = "qcom,sc7180-pdc", "qcom,pdc";
 			reg = <0 0x0b220000 0 0x30000>;
-- 
2.7.4