sitronix,st7735r.yaml

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    1 # SPDX-License-Identifier: GPL-2.0-only
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/display/sitronix,st7735r.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Sitronix ST7735R Display Panels Device Tree Bindings
    8 
    9 maintainers:
   10   - David Lechner <david@lechnology.com>
   11 
   12 description:
   13   This binding is for display panels using a Sitronix ST7715R or ST7735R
   14   controller in SPI mode.
   15 
   16 allOf:
   17   - $ref: panel/panel-common.yaml#
   18   - $ref: /schemas/spi/spi-peripheral-props.yaml#
   19 
   20 properties:
   21   compatible:
   22     oneOf:
   23       - description:
   24           Adafruit 1.8" 160x128 Color TFT LCD (Product ID 358 or 618)
   25         items:
   26           - enum:
   27               - jianda,jd-t18003-t01
   28           - const: sitronix,st7735r
   29       - description:
   30           Okaya 1.44" 128x128 Color TFT LCD (E.g. Renesas YRSK-LCD-PMOD)
   31         items:
   32           - enum:
   33               - okaya,rh128128t
   34           - const: sitronix,st7715r
   35 
   36   dc-gpios:
   37     maxItems: 1
   38     description: Display data/command selection (D/CX)
   39 
   40   backlight: true
   41   reg: true
   42   spi-max-frequency: true
   43   reset-gpios: true
   44   rotation: true
   45 
   46 required:
   47   - compatible
   48   - reg
   49   - dc-gpios
   50 
   51 additionalProperties: false
   52 
   53 examples:
   54   - |
   55     #include <dt-bindings/gpio/gpio.h>
   56 
   57     backlight: backlight {
   58             compatible = "gpio-backlight";
   59             gpios = <&gpio 44 GPIO_ACTIVE_HIGH>;
   60     };
   61 
   62     spi {
   63             #address-cells = <1>;
   64             #size-cells = <0>;
   65 
   66             display@0{
   67                     compatible = "jianda,jd-t18003-t01", "sitronix,st7735r";
   68                     reg = <0>;
   69                     spi-max-frequency = <32000000>;
   70                     dc-gpios = <&gpio 43 GPIO_ACTIVE_HIGH>;
   71                     reset-gpios = <&gpio 80 GPIO_ACTIVE_HIGH>;
   72                     rotation = <270>;
   73                     backlight = <&backlight>;
   74             };
   75     };
   76 
   77 ...

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sys/contrib/device-tree/Bindings/display/sitronix,st7735r.yaml