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     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 allOf:
   21   - $ref: panel-common.yaml#
   22 
   23 properties:
   24   compatible:
   25     items:
   26       - enum:
   27           - techstar,ts8550b
   28       - const: sitronix,st7701
   29 
   30   reg:
   31     description: DSI virtual channel used by that screen
   32     maxItems: 1
   33 
   34   VCC-supply:
   35     description: analog regulator for MIPI circuit
   36 
   37   IOVCC-supply:
   38     description: I/O system regulator
   39 
   40   reset-gpios: true
   41 
   42   backlight: true
   43 
   44 required:
   45   - compatible
   46   - reg
   47   - VCC-supply
   48   - IOVCC-supply
   49   - reset-gpios
   50 
   51 additionalProperties: false
   52 
   53 examples:
   54   - |
   55     #include <dt-bindings/gpio/gpio.h>
   56 
   57     dsi {
   58         #address-cells = <1>;
   59         #size-cells = <0>;
   60 
   61         panel@0 {
   62             compatible = "techstar,ts8550b", "sitronix,st7701";
   63             reg = <0>;
   64             VCC-supply = <®_dldo2>;
   65             IOVCC-supply = <®_dldo2>;
   66             reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */
   67             backlight = <&backlight>;
   68         };
   69     };
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