1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/display/sit 4 $id: http://devicetree.org/schemas/display/sitronix,st7735r.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Sitronix ST7735R Display Panels !! 7 title: Sitronix ST7735R Display Panels Device Tree Bindings
8 8
9 maintainers: 9 maintainers:
10 - David Lechner <david@lechnology.com> 10 - David Lechner <david@lechnology.com>
11 11
12 description: 12 description:
13 This binding is for display panels using a S 13 This binding is for display panels using a Sitronix ST7715R or ST7735R
14 controller in SPI mode. 14 controller in SPI mode.
15 15
16 allOf: 16 allOf:
17 - $ref: panel/panel-common.yaml# 17 - $ref: panel/panel-common.yaml#
18 - $ref: /schemas/spi/spi-peripheral-props.ya <<
19 18
20 properties: 19 properties:
21 compatible: 20 compatible:
22 oneOf: 21 oneOf:
23 - description: 22 - description:
24 Adafruit 1.8" 160x128 Color TFT LCD 23 Adafruit 1.8" 160x128 Color TFT LCD (Product ID 358 or 618)
25 items: 24 items:
26 - enum: 25 - enum:
27 - jianda,jd-t18003-t01 26 - jianda,jd-t18003-t01
28 - const: sitronix,st7735r 27 - const: sitronix,st7735r
29 - description: 28 - description:
30 Okaya 1.44" 128x128 Color TFT LCD (E 29 Okaya 1.44" 128x128 Color TFT LCD (E.g. Renesas YRSK-LCD-PMOD)
31 items: 30 items:
32 - enum: 31 - enum:
33 - okaya,rh128128t 32 - okaya,rh128128t
34 - const: sitronix,st7715r 33 - const: sitronix,st7715r
35 34
36 dc-gpios: 35 dc-gpios:
37 maxItems: 1 36 maxItems: 1
38 description: Display data/command selectio 37 description: Display data/command selection (D/CX)
39 38
40 backlight: true 39 backlight: true
41 reg: true 40 reg: true
42 spi-max-frequency: true 41 spi-max-frequency: true
43 reset-gpios: true 42 reset-gpios: true
44 rotation: true 43 rotation: true
45 44
46 required: 45 required:
47 - compatible 46 - compatible
48 - reg 47 - reg
49 - dc-gpios 48 - dc-gpios
50 49
51 additionalProperties: false 50 additionalProperties: false
52 51
53 examples: 52 examples:
54 - | 53 - |
55 #include <dt-bindings/gpio/gpio.h> 54 #include <dt-bindings/gpio/gpio.h>
>> 55
>> 56 backlight: backlight {
>> 57 compatible = "gpio-backlight";
>> 58 gpios = <&gpio 44 GPIO_ACTIVE_HIGH>;
>> 59 };
56 60
57 spi { 61 spi {
58 #address-cells = <1>; 62 #address-cells = <1>;
59 #size-cells = <0>; 63 #size-cells = <0>;
60 64
61 display@0{ 65 display@0{
62 compatible = "jianda,jd-t1 66 compatible = "jianda,jd-t18003-t01", "sitronix,st7735r";
63 reg = <0>; 67 reg = <0>;
64 spi-max-frequency = <32000 68 spi-max-frequency = <32000000>;
65 dc-gpios = <&gpio 43 GPIO_ 69 dc-gpios = <&gpio 43 GPIO_ACTIVE_HIGH>;
66 reset-gpios = <&gpio 80 GP 70 reset-gpios = <&gpio 80 GPIO_ACTIVE_HIGH>;
67 rotation = <270>; 71 rotation = <270>;
68 backlight = <&backlight>; 72 backlight = <&backlight>;
69 }; 73 };
70 }; 74 };
71 75
72 ... 76 ...
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