arch/arm/boot/dts/wm8850-w70v2.dts

   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: 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 };