Documentation/devicetree/bindings/display/msm/mdp4.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: "http://devicetree.org/schemas/display/msm/mdp4.yaml#"
   5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
   6
   7 title: Qualcomm Adreno/Snapdragon MDP4 display controller
   8
   9 description: >
  10   MDP4 display controller found in SoCs like MSM8960, APQ8064 and MSM8660.
  11
  12 maintainers:
  13   - Rob Clark <robdclark@gmail.com>
  14
  15 properties:
  16   compatible:
  17     const: qcom,mdp4
  18
  19   clocks:
  20     minItems: 6
  21     maxItems: 6
  22
  23   clock-names:
  24     items:
  25       - const: core_clk
  26       - const: iface_clk
  27       - const: bus_clk
  28       - const: lut_clk
  29       - const: hdmi_clk
  30       - const: tv_clk
  31
  32   reg:
  33     maxItems: 1
  34
  35   interrupts:
  36     maxItems: 1
  37
  38   iommus:
  39     maxItems: 4
  40
  41   ports:
  42     $ref: /schemas/graph.yaml#/properties/ports
  43     properties:
  44       port@0:
  45         $ref: /schemas/graph.yaml#/properties/port
  46         description: LCDC/LVDS
  47
  48       port@1:
  49         $ref: /schemas/graph.yaml#/properties/port
  50         description: DSI1 Cmd / Video
  51
  52       port@2:
  53         $ref: /schemas/graph.yaml#/properties/port
  54         description: DSI2 Cmd / Video
  55
  56       port@3:
  57         $ref: /schemas/graph.yaml#/properties/port
  58         description: Digital TV
  59
  60   qcom,lcdc-align-lsb:
  61     type: boolean
  62     description: >
  63       Indication that LSB alignment should be used for LCDC.
  64       This is only valid for 18bpp panels.
  65
  66 required:
  67   - compatible
  68   - reg
  69   - clocks
  70   - ports
  71
  72 additionalProperties: false
  73
  74 examples:
  75   - |
  76     mdp: mdp@5100000 {
  77         compatible = "qcom,mdp4";
  78         reg = <0x05100000 0xf0000>;
  79         interrupts = <0 75 0>;
  80         clock-names =
  81             "core_clk",
  82             "iface_clk",
  83             "bus_clk",
  84             "lut_clk",
  85             "hdmi_clk",
  86             "tv_clk";
  87         clocks =
  88             <&mmcc 77>,
  89             <&mmcc 86>,
  90             <&mmcc 102>,
  91             <&mmcc 75>,
  92             <&mmcc 97>,
  93             <&mmcc 12>;
  94
  95         ports {
  96             #address-cells = <1>;
  97             #size-cells = <0>;
  98
  99             port@0 {
 100                 reg = <0>;
 101                 mdp_lvds_out: endpoint {
 102                 };
 103             };
 104
 105             port@1 {
 106                 reg = <1>;
 107                 mdp_dsi1_out: endpoint {
 108                 };
 109             };
 110
 111             port@2 {
 112                 reg = <2>;
 113                 mdp_dsi2_out: endpoint {
 114                 };
 115             };
 116
 117             port@3 {
 118                 reg = <3>;
 119                 mdp_dtv_out: endpoint {
 120                     remote-endpoint = <&hdmi_in>;
 121                 };
 122             };
 123         };
 124     };