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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/auxdisplay/modtronix,lcd2s.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Modtronix engineering LCD2S Character LCD Display
    8 
    9 maintainers:
   10   - Lars Poeschel <poeschel@lemonage.de>
   11 
   12 description:
   13   The LCD2S is a Character LCD Display manufactured by Modtronix Engineering.
   14   The display supports a serial I2C and SPI interface. The driver currently
   15   only supports the I2C interface.
   16 
   17 properties:
   18   compatible:
   19     const: modtronix,lcd2s
   20 
   21   reg:
   22     maxItems: 1
   23     description:
   24       I2C bus address of the display.
   25 
   26   display-height-chars:
   27     description: Height of the display, in character cells.
   28     $ref: /schemas/types.yaml#/definitions/uint32
   29     minimum: 1
   30     maximum: 4
   31 
   32   display-width-chars:
   33     description: Width of the display, in character cells.
   34     $ref: /schemas/types.yaml#/definitions/uint32
   35     minimum: 16
   36     maximum: 20
   37 
   38 required:
   39   - compatible
   40   - reg
   41   - display-height-chars
   42   - display-width-chars
   43 
   44 additionalProperties: false
   45 
   46 examples:
   47   - |
   48     i2c {
   49       #address-cells = <1>;
   50       #size-cells = <0>;
   51 
   52       lcd2s: auxdisplay@28 {
   53         compatible = "modtronix,lcd2s";
   54         reg = <0x28>;
   55         display-height-chars = <4>;
   56         display-width-chars = <20>;
   57       };
   58     };
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