Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.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/mediatek/mediatek,dpi.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: mediatek DPI Controller Device Tree Bindings
   8
   9 maintainers:
  10   - CK Hu <ck.hu@mediatek.com>
  11   - Jitao shi <jitao.shi@mediatek.com>
  12
  13 description: |
  14   The Mediatek DPI function block is a sink of the display subsystem and
  15   provides 8-bit RGB/YUV444 or 8/10/10-bit YUV422 pixel data on a parallel
  16   output bus.
  17
  18 properties:
  19   compatible:
  20     enum:
  21       - mediatek,mt2701-dpi
  22       - mediatek,mt7623-dpi
  23       - mediatek,mt8173-dpi
  24       - mediatek,mt8183-dpi
  25       - mediatek,mt8192-dpi
  26
  27   reg:
  28     maxItems: 1
  29
  30   interrupts:
  31     maxItems: 1
  32
  33   clocks:
  34     items:
  35       - description: Pixel Clock
  36       - description: Engine Clock
  37       - description: DPI PLL
  38
  39   clock-names:
  40     items:
  41       - const: pixel
  42       - const: engine
  43       - const: pll
  44
  45   pinctrl-0: true
  46   pinctrl-1: true
  47
  48   pinctrl-names:
  49     items:
  50       - const: default
  51       - const: sleep
  52
  53   port:
  54     $ref: /schemas/graph.yaml#/properties/port
  55     description:
  56       Output port node. This port should be connected to the input port of an
  57       attached HDMI or LVDS encoder chip.
  58
  59 required:
  60   - compatible
  61   - reg
  62   - interrupts
  63   - clocks
  64   - clock-names
  65   - port
  66
  67 additionalProperties: false
  68
  69 examples:
  70   - |
  71     #include <dt-bindings/interrupt-controller/arm-gic.h>
  72     #include <dt-bindings/clock/mt8173-clk.h>
  73     #include <dt-bindings/interrupt-controller/arm-gic.h>
  74     #include <dt-bindings/interrupt-controller/irq.h>
  75     dpi0: dpi@1401d000 {
  76         compatible = "mediatek,mt8173-dpi";
  77         reg = <0x1401d000 0x1000>;
  78         interrupts = <GIC_SPI 194 IRQ_TYPE_LEVEL_LOW>;
  79         clocks = <&mmsys CLK_MM_DPI_PIXEL>,
  80              <&mmsys CLK_MM_DPI_ENGINE>,
  81              <&apmixedsys CLK_APMIXED_TVDPLL>;
  82         clock-names = "pixel", "engine", "pll";
  83         pinctrl-names = "default", "sleep";
  84         pinctrl-0 = <&dpi_pin_func>;
  85         pinctrl-1 = <&dpi_pin_idle>;
  86
  87         port {
  88             dpi0_out: endpoint {
  89                 remote-endpoint = <&hdmi0_in>;
  90             };
  91         };
  92     };
  93
  94 ...