Documentation/devicetree/bindings/display/panel/sitronix,st7701.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/panel/sitronix,st7701.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Sitronix ST7701 based LCD panels
   8
   9 maintainers:
  10   - Jagan Teki <jagan@amarulasolutions.com>
  11
  12 description: |
  13   ST7701 designed for small and medium sizes of TFT LCD display, is
  14   capable of supporting up to 480RGBX864 in resolution. It provides
  15   several system interfaces like MIPI/RGB/SPI.
  16
  17   Techstar TS8550B is 480x854, 2-lane MIPI DSI LCD panel which has
  18   inbuilt ST7701 chip.
  19
  20   Densitron DMT028VGHMCMI-1A is 480x640, 2-lane MIPI DSI LCD panel
  21   which has built-in ST7701 chip.
  22
  23 allOf:
  24   - $ref: panel-common.yaml#
  25
  26 properties:
  27   compatible:
  28     items:
  29       - enum:
  30           - densitron,dmt028vghmcmi-1a
  31           - techstar,ts8550b
  32       - const: sitronix,st7701
  33
  34   reg:
  35     description: DSI virtual channel used by that screen
  36     maxItems: 1
  37
  38   VCC-supply:
  39     description: analog regulator for MIPI circuit
  40
  41   IOVCC-supply:
  42     description: I/O system regulator
  43
  44   reset-gpios: true
  45
  46   backlight: true
  47
  48 required:
  49   - compatible
  50   - reg
  51   - VCC-supply
  52   - IOVCC-supply
  53   - reset-gpios
  54
  55 additionalProperties: false
  56
  57 examples:
  58   - |
  59     #include <dt-bindings/gpio/gpio.h>
  60
  61     dsi {
  62         #address-cells = <1>;
  63         #size-cells = <0>;
  64
  65         panel@0 {
  66             compatible = "techstar,ts8550b", "sitronix,st7701";
  67             reg = <0>;
  68             VCC-supply = <&reg_dldo2>;
  69             IOVCC-supply = <&reg_dldo2>;
  70             reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */
  71             backlight = <&backlight>;
  72         };
  73     };