1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/auxdisplay/ 4 $id: http://devicetree.org/schemas/auxdisplay/modtronix,lcd2s.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Modtronix engineering LCD2S Character L 7 title: Modtronix engineering LCD2S Character LCD Display
8 8
9 maintainers: 9 maintainers:
10 - Lars Poeschel <poeschel@lemonage.de> 10 - Lars Poeschel <poeschel@lemonage.de>
11 11
12 description: 12 description:
13 The LCD2S is a Character LCD Display manufac 13 The LCD2S is a Character LCD Display manufactured by Modtronix Engineering.
14 The display supports a serial I2C and SPI in 14 The display supports a serial I2C and SPI interface. The driver currently
15 only supports the I2C interface. 15 only supports the I2C interface.
16 16
17 properties: 17 properties:
18 compatible: 18 compatible:
19 const: modtronix,lcd2s 19 const: modtronix,lcd2s
20 20
21 reg: 21 reg:
22 maxItems: 1 22 maxItems: 1
23 description: 23 description:
24 I2C bus address of the display. 24 I2C bus address of the display.
25 25
26 display-height-chars: 26 display-height-chars:
27 description: Height of the display, in cha 27 description: Height of the display, in character cells.
28 $ref: /schemas/types.yaml#/definitions/uin 28 $ref: /schemas/types.yaml#/definitions/uint32
29 minimum: 1 29 minimum: 1
30 maximum: 4 30 maximum: 4
31 31
32 display-width-chars: 32 display-width-chars:
33 description: Width of the display, in char 33 description: Width of the display, in character cells.
34 $ref: /schemas/types.yaml#/definitions/uin 34 $ref: /schemas/types.yaml#/definitions/uint32
35 minimum: 16 35 minimum: 16
36 maximum: 20 36 maximum: 20
37 37
38 required: 38 required:
39 - compatible 39 - compatible
40 - reg 40 - reg
41 - display-height-chars 41 - display-height-chars
42 - display-width-chars 42 - display-width-chars
43 43
44 additionalProperties: false 44 additionalProperties: false
45 45
46 examples: 46 examples:
47 - | 47 - |
48 i2c { 48 i2c {
49 #address-cells = <1>; 49 #address-cells = <1>;
50 #size-cells = <0>; 50 #size-cells = <0>;
51 51
52 lcd2s: auxdisplay@28 { 52 lcd2s: auxdisplay@28 {
53 compatible = "modtronix,lcd2s"; 53 compatible = "modtronix,lcd2s";
54 reg = <0x28>; 54 reg = <0x28>;
55 display-height-chars = <4>; 55 display-height-chars = <4>;
56 display-width-chars = <20>; 56 display-width-chars = <20>;
57 }; 57 };
58 }; 58 };
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