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,imx8mq-lcdif
  31           - const: fsl,imx6sx-lcdif
  32
  33   reg:
  34     maxItems: 1
  35
  36   clocks:
  37     items:
  38       - description: Pixel clock
  39       - description: Bus clock
  40       - description: Display AXI clock
  41     minItems: 1
  42
  43   clock-names:
  44     items:
  45       - const: pix
  46       - const: axi
  47       - const: disp_axi
  48     minItems: 1
  49
  50   interrupts:
  51     maxItems: 1
  52
  53   port:
  54     $ref: /schemas/graph.yaml#/properties/port
  55     description: The LCDIF output port
  56
  57 required:
  58   - compatible
  59   - reg
  60   - clocks
  61   - interrupts
  62   - port
  63
  64 additionalProperties: false
  65
  66 allOf:
  67   - if:
  68       properties:
  69         compatible:
  70           contains:
  71             const: fsl,imx6sx-lcdif
  72     then:
  73       properties:
  74         clocks:
  75           minItems: 2
  76           maxItems: 3
  77         clock-names:
  78           minItems: 2
  79           maxItems: 3
  80       required:
  81         - clock-names
  82     else:
  83       properties:
  84         clocks:
  85           maxItems: 1
  86         clock-names:
  87           maxItems: 1
  88
  89 examples:
  90   - |
  91     #include <dt-bindings/clock/imx6sx-clock.h>
  92     #include <dt-bindings/interrupt-controller/arm-gic.h>
  93
  94     display-controller@2220000 {
  95         compatible = "fsl,imx6sx-lcdif";
  96         reg = <0x02220000 0x4000>;
  97         interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
  98         clocks = <&clks IMX6SX_CLK_LCDIF1_PIX>,
  99                  <&clks IMX6SX_CLK_LCDIF_APB>,
 100                  <&clks IMX6SX_CLK_DISPLAY_AXI>;
 101         clock-names = "pix", "axi", "disp_axi";
 102
 103         port {
 104             endpoint {
 105                 remote-endpoint = <&panel_in>;
 106             };
 107         };
 108     };
 109
 110 ...