Add display, DSI hardware DT nodes for sc7180.

Changes in v1:
        -Added display DT nodes for sc7180
Changes in v2:
        -Renamed node names
        -Corrected code alignments
        -Removed extra new line

Signed-off-by: Harigovindan P <harig...@codeaurora.org>
---
 arch/arm64/boot/dts/qcom/sc7180-idp.dts |  57 +++++++++++++++
 arch/arm64/boot/dts/qcom/sc7180.dtsi    | 125 ++++++++++++++++++++++++++++++++
 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..f410614 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-idp.dts
+++ b/arch/arm64/boot/dts/qcom/sc7180-idp.dts
@@ -232,6 +232,50 @@
        };
 };
 
+&dsi_controller {
+       status = "okay";
+
+       vdda-supply = <&vreg_l3c_1p2>;
+
+       panel@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 0>;
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       port@0 {
+                               reg = <0>;
+                               panel0_in: endpoint {
+                                       remote-endpoint = <&dsi0_out>;
+                               };
+                       };
+               };
+       };
+
+       ports {
+               port@1 {
+                       endpoint {
+                               remote-endpoint = <&panel0_in>;
+                               data-lanes = <0 1 2 3>;
+                       };
+               };
+       };
+};
+
+&dsi_phy {
+       status = "okay";
+};
+
 &qspi {
        status = "okay";
        pinctrl-names = "default";
@@ -289,6 +333,19 @@
 
 /* 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..81c3aab 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -1184,6 +1184,131 @@
                        #power-domain-cells = <1>;
                };
 
+               display_subsystem: mdss@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;
+
+                       display_controller: mdp@ae00000 {
+                               compatible = "qcom,sc7180-dpu";
+                               reg = <0 0x0ae00000 0 0x1000>,
+                                     <0 0x0ae01000 0 0x8f000>,
+                                     <0 0x0aeb0000 0 0x2008>,
+                                     <0 0x0af03000 0 0x16>;
+                               reg-names = "mdss", "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 = <&display_subsystem>;
+                               interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+
+                               ports {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
+
+                                       port@0 {
+                                               reg = <0>;
+                                               dpu_intf1_out: endpoint {
+                                                       remote-endpoint = 
<&dsi0_in>;
+                                               };
+                                       };
+                               };
+                       };
+
+                       dsi_controller: qcom,mdss_dsi_ctrl0@ae94000 {
+                               compatible = "qcom,mdss-dsi-ctrl";
+                               reg = <0 0x0ae94000 0 0x400>;
+                               reg-names = "dsi_ctrl";
+
+                               interrupt-parent = <&display_subsystem>;
+                               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@0 {
+                                               reg = <0>;
+                                               dsi0_in: endpoint {
+                                                       remote-endpoint = 
<&dpu_intf1_out>;
+                                               };
+                                       };
+
+                                       port@1 {
+                                               reg = <1>;
+                                               dsi0_out: endpoint {
+                                               };
+                                       };
+                               };
+                       };
+
+                       dsi_phy: dsi-phy0@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@b220000 {
                        compatible = "qcom,sc7180-pdc", "qcom,pdc";
                        reg = <0 0x0b220000 0 0x30000>;
-- 
2.7.4

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