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           - fsl,imx8mp-lcdif
  24       - items:
  25           - enum:
  26               - fsl,imx6sl-lcdif
  27               - fsl,imx6sll-lcdif
  28               - fsl,imx6ul-lcdif
  29               - fsl,imx7d-lcdif
  30               - fsl,imx8mm-lcdif
  31               - fsl,imx8mn-lcdif
  32               - fsl,imx8mq-lcdif
  33           - const: fsl,imx6sx-lcdif
  34
  35   reg:
  36     maxItems: 1
  37
  38   clocks:
  39     items:
  40       - description: Pixel clock
  41       - description: Bus clock
  42       - description: Display AXI clock
  43     minItems: 1
  44
  45   clock-names:
  46     items:
  47       - const: pix
  48       - const: axi
  49       - const: disp_axi
  50     minItems: 1
  51
  52   interrupts:
  53     maxItems: 1
  54
  55   port:
  56     $ref: /schemas/graph.yaml#/properties/port
  57     description: The LCDIF output port
  58
  59 required:
  60   - compatible
  61   - reg
  62   - clocks
  63   - interrupts
  64   - port
  65
  66 additionalProperties: false
  67
  68 allOf:
  69   - if:
  70       properties:
  71         compatible:
  72           contains:
  73             const: fsl,imx6sx-lcdif
  74     then:
  75       properties:
  76         clocks:
  77           minItems: 2
  78           maxItems: 3
  79         clock-names:
  80           minItems: 2
  81           maxItems: 3
  82       required:
  83         - clock-names
  84     else:
  85       properties:
  86         clocks:
  87           maxItems: 1
  88         clock-names:
  89           maxItems: 1
  90
  91 examples:
  92   - |
  93     #include <dt-bindings/clock/imx6sx-clock.h>
  94     #include <dt-bindings/interrupt-controller/arm-gic.h>
  95
  96     display-controller@2220000 {
  97         compatible = "fsl,imx6sx-lcdif";
  98         reg = <0x02220000 0x4000>;
  99         interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
 100         clocks = <&clks IMX6SX_CLK_LCDIF1_PIX>,
 101                  <&clks IMX6SX_CLK_LCDIF_APB>,
 102                  <&clks IMX6SX_CLK_DISPLAY_AXI>;
 103         clock-names = "pix", "axi", "disp_axi";
 104
 105         port {
 106             endpoint {
 107                 remote-endpoint = <&panel_in>;
 108             };
 109         };
 110     };
 111
 112 ...