firmware/target/arm/as3525/backlight-e200v2-fuze.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2006 by Barry Wardell
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #include "config.h"
  22 #include "backlight-target.h"
  23 #include "system.h"
  24 #include "lcd.h"
  25 #include "backlight.h"
  26 #include "ascodec-target.h"
  27 #include "as3514.h"
  28
  29 void _backlight_set_brightness(int brightness)
  30 {
  31     ascodec_write(AS3514_DCDC15, brightness);
  32 }
  33
  34 void _backlight_on(void)
  35 {
  36 #ifdef HAVE_LCD_SLEEP
  37     backlight_lcd_sleep_countdown(false); /* stop counter */
  38 #endif
  39 #ifdef HAVE_LCD_ENABLE
  40     lcd_enable(true); /* power on lcd + visible display */
  41 #endif
  42 #ifndef USE_BACKLIGHT_SW_FADING
  43     ascodec_write(AS3514_DCDC15, backlight_brightness);
  44 #endif
  45 }
  46
  47 void _backlight_off(void)
  48 {
  49     ascodec_write(AS3514_DCDC15, 0x0);
  50 #ifdef HAVE_LCD_ENABLE
  51     lcd_enable(false); /* power off visible display */
  52 #endif
  53 #ifdef HAVE_LCD_SLEEP
  54     backlight_lcd_sleep_countdown(true); /* start countdown */
  55 #endif
  56 }
  57
  58 void _buttonlight_on(void)
  59 {
  60     GPIOD_DIR |= (1<<7);
  61     GPIOD_PIN(7) = (1<<7);
  62 }
  63
  64 void _buttonlight_off(void)
  65 {
  66     GPIOD_PIN(7) = 0;
  67     GPIOD_DIR &= ~(1<<7);
  68 }