1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * wm8850-w70v2.dts
4 * - Device tree file for Wondermedia WM8850 Tablet
5 * - 'W70-V2' mainboard
6 * - HongLianYing 'HLY070ML268-21A' 7" LCD panel
7 *
8 * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
9 */
10
11 /dts-v1/;
12 /include/ "wm8850.dtsi"
13 #include <dt-bindings/pwm/pwm.h>
14
15 / {
16 model = "Wondermedia WM8850-W70v2 Tablet";
17
18 backlight {
19 compatible = "pwm-backlight";
20 pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
21
22 brightness-levels = <0 40 60 80 100 130 190 255>;
23 default-brightness-level = <5>;
24 };
25 };
26
27 &fb {
28 bits-per-pixel = <16>;
29 display-timings {
30 native-mode = <&timing0>;
31 timing0: timing-800x480 {
32 clock-frequency = <0>; /* unused but required */
33 hactive = <800>;
34 vactive = <480>;
35 hfront-porch = <40>;
36 hback-porch = <88>;
37 hsync-len = <0>;
38 vback-porch = <32>;
39 vfront-porch = <11>;
40 vsync-len = <1>;
41 };
42 };
43 };
44
45 &uart0 {
46 status = "okay";
47 };
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