Documentation/devicetree/bindings/display/msm/qcom,msm8998-mdss.yaml

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/msm/qcom,msm8998-mdss.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm MSM8998 Display MDSS

maintainers:
  - AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>

description:
  Device tree bindings for MSM Mobile Display Subsystem(MDSS) that encapsulates
  sub-blocks like DPU display controller, DSI and DP interfaces etc. Device tree
  bindings of MDSS are mentioned for MSM8998 target.

$ref: /schemas/display/msm/mdss-common.yaml#

properties:
  compatible:
    const: qcom,msm8998-mdss

  clocks:
    items:
      - description: Display AHB clock
      - description: Display AXI clock
      - description: Display core clock

  clock-names:
    items:
      - const: iface
      - const: bus
      - const: core

  iommus:
    maxItems: 1

patternProperties:
  "^display-controller@[0-9a-f]+$":
    type: object
    additionalProperties: true

    properties:
      compatible:
        const: qcom,msm8998-dpu

  "^dsi@[0-9a-f]+$":
    type: object
    additionalProperties: true

    properties:
      compatible:
        items:
          - const: qcom,msm8998-dsi-ctrl
          - const: qcom,mdss-dsi-ctrl

  "^phy@[0-9a-f]+$":
    type: object
    additionalProperties: true

    properties:
      compatible:
        const: qcom,dsi-phy-10nm-8998

required:
  - compatible

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/clock/qcom,mmcc-msm8998.h>
    #include <dt-bindings/clock/qcom,rpmcc.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/power/qcom-rpmpd.h>

    display-subsystem@c900000 {
        compatible = "qcom,msm8998-mdss";
        reg = <0x0c900000 0x1000>;
        reg-names = "mdss";

        clocks = <&mmcc MDSS_AHB_CLK>,
                 <&mmcc MDSS_AXI_CLK>,
                 <&mmcc MDSS_MDP_CLK>;
        clock-names = "iface", "bus", "core";

        #address-cells = <1>;
        #interrupt-cells = <1>;
        #size-cells = <1>;

        interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
        interrupt-controller;
        iommus = <&mmss_smmu 0>;

        power-domains = <&mmcc MDSS_GDSC>;
        ranges;

        display-controller@c901000 {
            compatible = "qcom,msm8998-dpu";
            reg = <0x0c901000 0x8f000>,
                  <0x0c9a8e00 0xf0>,
                  <0x0c9b0000 0x2008>,
                  <0x0c9b8000 0x1040>;
            reg-names = "mdp", "regdma", "vbif", "vbif_nrt";

            clocks = <&mmcc MDSS_AHB_CLK>,
                     <&mmcc MDSS_AXI_CLK>,
                     <&mmcc MNOC_AHB_CLK>,
                     <&mmcc MDSS_MDP_CLK>,
                     <&mmcc MDSS_VSYNC_CLK>;
            clock-names = "iface", "bus", "mnoc", "core", "vsync";

            interrupt-parent = <&mdss>;
            interrupts = <0>;
            operating-points-v2 = <&mdp_opp_table>;
            power-domains = <&rpmpd MSM8998_VDDMX>;

            ports {
                #address-cells = <1>;
                #size-cells = <0>;

                port@0 {
                    reg = <0>;
                    dpu_intf1_out: endpoint {
                        remote-endpoint = <&dsi0_in>;
                    };
                };

                port@1 {
                    reg = <1>;
                    dpu_intf2_out: endpoint {
                        remote-endpoint = <&dsi1_in>;
                    };
                };
            };
        };

        dsi@c994000 {
            compatible = "qcom,msm8998-dsi-ctrl", "qcom,mdss-dsi-ctrl";
            reg = <0x0c994000 0x400>;
            reg-names = "dsi_ctrl";

            interrupt-parent = <&mdss>;
            interrupts = <4>;

            clocks = <&mmcc MDSS_BYTE0_CLK>,
                     <&mmcc MDSS_BYTE0_INTF_CLK>,
                     <&mmcc MDSS_PCLK0_CLK>,
                     <&mmcc MDSS_ESC0_CLK>,
                     <&mmcc MDSS_AHB_CLK>,
                     <&mmcc MDSS_AXI_CLK>;
            clock-names = "byte",
                          "byte_intf",
                          "pixel",
                          "core",
                          "iface",
                          "bus";
            assigned-clocks = <&mmcc BYTE0_CLK_SRC>, <&mmcc PCLK0_CLK_SRC>;
            assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;

            operating-points-v2 = <&dsi_opp_table>;
            power-domains = <&rpmpd MSM8998_VDDCX>;

            phys = <&dsi0_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 {
                    };
                };
            };
        };

        dsi0_phy: phy@c994400 {
            compatible = "qcom,dsi-phy-10nm-8998";
            reg = <0x0c994400 0x200>,
                  <0x0c994600 0x280>,
                  <0x0c994a00 0x1e0>;
            reg-names = "dsi_phy",
                        "dsi_phy_lane",
                        "dsi_pll";

            #clock-cells = <1>;
            #phy-cells = <0>;

            clocks = <&mmcc MDSS_AHB_CLK>,
                     <&rpmcc RPM_SMD_XO_CLK_SRC>;
            clock-names = "iface", "ref";

            vdds-supply = <&pm8998_l1>;
        };

        dsi@c996000 {
            compatible = "qcom,msm8998-dsi-ctrl", "qcom,mdss-dsi-ctrl";
            reg = <0x0c996000 0x400>;
            reg-names = "dsi_ctrl";

            interrupt-parent = <&mdss>;
            interrupts = <5>;

            clocks = <&mmcc MDSS_BYTE1_CLK>,
                     <&mmcc MDSS_BYTE1_INTF_CLK>,
                     <&mmcc MDSS_PCLK1_CLK>,
                     <&mmcc MDSS_ESC1_CLK>,
                     <&mmcc MDSS_AHB_CLK>,
                     <&mmcc MDSS_AXI_CLK>;
            clock-names = "byte",
                          "byte_intf",
                          "pixel",
                          "core",
                          "iface",
                          "bus";
            assigned-clocks = <&mmcc BYTE1_CLK_SRC>, <&mmcc PCLK1_CLK_SRC>;
            assigned-clock-parents = <&dsi1_phy 0>, <&dsi1_phy 1>;

            operating-points-v2 = <&dsi_opp_table>;
            power-domains = <&rpmpd MSM8998_VDDCX>;

            phys = <&dsi1_phy>;
            phy-names = "dsi";

            #address-cells = <1>;
            #size-cells = <0>;

            ports {
                #address-cells = <1>;
                #size-cells = <0>;

                port@0 {
                    reg = <0>;
                    dsi1_in: endpoint {
                        remote-endpoint = <&dpu_intf2_out>;
                    };
                };

                port@1 {
                    reg = <1>;
                    dsi1_out: endpoint {
                    };
                };
            };
        };

        dsi1_phy: phy@c996400 {
            compatible = "qcom,dsi-phy-10nm-8998";
            reg = <0x0c996400 0x200>,
                  <0x0c996600 0x280>,
                  <0x0c996a00 0x10e>;
            reg-names = "dsi_phy",
                        "dsi_phy_lane",
                        "dsi_pll";

            #clock-cells = <1>;
            #phy-cells = <0>;

            clocks = <&mmcc MDSS_AHB_CLK>,
                     <&rpmcc RPM_SMD_XO_CLK_SRC>;
            clock-names = "iface", "ref";

            vdds-supply = <&pm8998_l1>;
        };
    };
...