xref: /freebsd/sys/contrib/device-tree/Bindings/display/panel/sitronix,st7701.yaml (revision ec0ea6efa1ad229d75c394c1a9b9cac33af2b1d3) 
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
20allOf:
21  - $ref: panel-common.yaml#
22
23properties:
24  compatible:
25    items:
26      - enum:
27          - techstar,ts8550b
28      - const: sitronix,st7701
29
30  reg:
31    description: DSI virtual channel used by that screen
32    maxItems: 1
33
34  VCC-supply:
35    description: analog regulator for MIPI circuit
36
37  IOVCC-supply:
38    description: I/O system regulator
39
40  reset-gpios: true
41
42  backlight: true
43
44required:
45  - compatible
46  - reg
47  - VCC-supply
48  - IOVCC-supply
49  - reset-gpios
50
51additionalProperties: false
52
53examples:
54  - |
55    #include <dt-bindings/gpio/gpio.h>
56
57    dsi {
58        #address-cells = <1>;
59        #size-cells = <0>;
60
61        panel@0 {
62            compatible = "techstar,ts8550b", "sitronix,st7701";
63            reg = <0>;
64            VCC-supply = <&reg_dldo2>;
65            IOVCC-supply = <&reg_dldo2>;
66            reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */
67            backlight = <&backlight>;
68        };
69    };
70