xref: /linux/Documentation/devicetree/bindings/auxdisplay/modtronix,lcd2s.yaml (revision cdd38c5f1ce4398ec58fec95904b75824daab7b5) 
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
7title: Modtronix engineering LCD2S Character LCD Display
8
9maintainers:
10  - Lars Poeschel <poeschel@lemonage.de>
11
12description:
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
17properties:
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
38required:
39  - compatible
40  - reg
41  - display-height-chars
42  - display-width-chars
43
44additionalProperties: false
45
46examples:
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    };
59