Documentation/devicetree/bindings/display/fsl,lcdif.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/fsl,lcdif.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Freescale/NXP i.MX LCD Interface (LCDIF)
   8
   9 maintainers:
  10   - Marek Vasut <marex@denx.de>
  11   - Stefan Agner <stefan@agner.ch>
  12
  13 description: |
  14   (e)LCDIF display controller found in the Freescale/NXP i.MX SoCs.
  15
  16 properties:
  17   compatible:
  18     oneOf:
  19       - enum:
  20           - fsl,imx23-lcdif
  21           - fsl,imx28-lcdif
  22           - fsl,imx6sx-lcdif
  23       - items:
  24           - enum:
  25               - fsl,imx6sl-lcdif
  26               - fsl,imx6sll-lcdif
  27               - fsl,imx6ul-lcdif
  28               - fsl,imx7d-lcdif
  29               - fsl,imx8mm-lcdif
  30               - fsl,imx8mn-lcdif
  31               - fsl,imx8mq-lcdif
  32           - const: fsl,imx6sx-lcdif
  33
  34   reg:
  35     maxItems: 1
  36
  37   clocks:
  38     items:
  39       - description: Pixel clock
  40       - description: Bus clock
  41       - description: Display AXI clock
  42     minItems: 1
  43
  44   clock-names:
  45     items:
  46       - const: pix
  47       - const: axi
  48       - const: disp_axi
  49     minItems: 1
  50
  51   interrupts:
  52     maxItems: 1
  53
  54   port:
  55     $ref: /schemas/graph.yaml#/properties/port
  56     description: The LCDIF output port
  57
  58 required:
  59   - compatible
  60   - reg
  61   - clocks
  62   - interrupts
  63   - port
  64
  65 additionalProperties: false
  66
  67 allOf:
  68   - if:
  69       properties:
  70         compatible:
  71           contains:
  72             const: fsl,imx6sx-lcdif
  73     then:
  74       properties:
  75         clocks:
  76           minItems: 2
  77           maxItems: 3
  78         clock-names:
  79           minItems: 2
  80           maxItems: 3
  81       required:
  82         - clock-names
  83     else:
  84       properties:
  85         clocks:
  86           maxItems: 1
  87         clock-names:
  88           maxItems: 1
  89
  90 examples:
  91   - |
  92     #include <dt-bindings/clock/imx6sx-clock.h>
  93     #include <dt-bindings/interrupt-controller/arm-gic.h>
  94
  95     display-controller@2220000 {
  96         compatible = "fsl,imx6sx-lcdif";
  97         reg = <0x02220000 0x4000>;
  98         interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
  99         clocks = <&clks IMX6SX_CLK_LCDIF1_PIX>,
 100                  <&clks IMX6SX_CLK_LCDIF_APB>,
 101                  <&clks IMX6SX_CLK_DISPLAY_AXI>;
 102         clock-names = "pix", "axi", "disp_axi";
 103
 104         port {
 105             endpoint {
 106                 remote-endpoint = <&panel_in>;
 107             };
 108         };
 109     };
 110
 111 ...