tjh.dev
Linux kernel mirror (for testing)
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linux
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
7title: Sitronix ST7735R Display Panels Device Tree Bindings
8
9maintainers:
10 - David Lechner <david@lechnology.com>
11
12description:
13 This binding is for display panels using a Sitronix ST7715R or ST7735R
14 controller in SPI mode.
15
16allOf:
17 - $ref: panel/panel-common.yaml#
18
19properties:
20 compatible:
21 oneOf:
22 - description:
23 Adafruit 1.8" 160x128 Color TFT LCD (Product ID 358 or 618)
24 items:
25 - enum:
26 - jianda,jd-t18003-t01
27 - const: sitronix,st7735r
28 - description:
29 Okaya 1.44" 128x128 Color TFT LCD (E.g. Renesas YRSK-LCD-PMOD)
30 items:
31 - enum:
32 - okaya,rh128128t
33 - const: sitronix,st7715r
34
35 spi-max-frequency:
36 maximum: 32000000
37
38 dc-gpios:
39 maxItems: 1
40 description: Display data/command selection (D/CX)
41
42 backlight: true
43 reg: true
44 reset-gpios: true
45 rotation: true
46
47required:
48 - compatible
49 - reg
50 - dc-gpios
51 - reset-gpios
52
53additionalProperties: false
54
55examples:
56 - |
57 #include <dt-bindings/gpio/gpio.h>
58
59 backlight: backlight {
60 compatible = "gpio-backlight";
61 gpios = <&gpio 44 GPIO_ACTIVE_HIGH>;
62 };
63
64 spi {
65 #address-cells = <1>;
66 #size-cells = <0>;
67
68 display@0{
69 compatible = "jianda,jd-t18003-t01", "sitronix,st7735r";
70 reg = <0>;
71 spi-max-frequency = <32000000>;
72 dc-gpios = <&gpio 43 GPIO_ACTIVE_HIGH>;
73 reset-gpios = <&gpio 80 GPIO_ACTIVE_HIGH>;
74 rotation = <270>;
75 };
76 };
77
78...