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 memory@0 { 27 device_type = "memory"; 28 reg = <0x0 0x20000000>; 29 }; 30}; 31 32&fb { 33 bits-per-pixel = <16>; 34 display-timings { 35 native-mode = <&timing0>; 36 timing0: timing-800x480 { 37 clock-frequency = <0>; /* unused but required */ 38 hactive = <800>; 39 vactive = <480>; 40 hfront-porch = <40>; 41 hback-porch = <88>; 42 hsync-len = <0>; 43 vback-porch = <32>; 44 vfront-porch = <11>; 45 vsync-len = <1>; 46 }; 47 }; 48}; 49 50&uart0 { 51 status = "okay"; 52}; 53