Documentation/devicetree/bindings/auxdisplay/modtronix,lcd2s.yaml

   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     };