tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/panel/sitronix,st7701.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Sitronix ST7701 based LCD panels
8
9maintainers:
10 - Jagan Teki <jagan@amarulasolutions.com>
11
12description: |
13 ST7701 designed for small and medium sizes of TFT LCD display, is
14 capable of supporting up to 480RGBX864 in resolution. It provides
15 several system interfaces like MIPI/RGB/SPI.
16
17 Techstar TS8550B is 480x854, 2-lane MIPI DSI LCD panel which has
18 inbuilt ST7701 chip.
19
20 Densitron DMT028VGHMCMI-1A is 480x640, 2-lane MIPI DSI LCD panel
21 which has built-in ST7701 chip.
22
23allOf:
24 - $ref: panel-common.yaml#
25
26properties:
27 compatible:
28 items:
29 - enum:
30 - densitron,dmt028vghmcmi-1a
31 - techstar,ts8550b
32 - const: sitronix,st7701
33
34 reg:
35 description: DSI virtual channel used by that screen
36 maxItems: 1
37
38 VCC-supply:
39 description: analog regulator for MIPI circuit
40
41 IOVCC-supply:
42 description: I/O system regulator
43
44 reset-gpios: true
45
46 backlight: true
47
48required:
49 - compatible
50 - reg
51 - VCC-supply
52 - IOVCC-supply
53 - reset-gpios
54
55additionalProperties: false
56
57examples:
58 - |
59 #include <dt-bindings/gpio/gpio.h>
60
61 dsi {
62 #address-cells = <1>;
63 #size-cells = <0>;
64
65 panel@0 {
66 compatible = "techstar,ts8550b", "sitronix,st7701";
67 reg = <0>;
68 VCC-supply = <®_dldo2>;
69 IOVCC-supply = <®_dldo2>;
70 reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */
71 backlight = <&backlight>;
72 };
73 };