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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright © 2011 Bertrik Sikken
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "backlight-target.h"
#include "lcd.h"
#include "as3525v2.h"
#include "ascodec-target.h"
void _backlight_init()
{
/* GPIO B1 controls backlight */
GPIOB_DIR |= (1 << 1);
}
void _backlight_on(void)
{
GPIOB_PIN(1) = (1 << 1);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x91);
sleep(1);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x91);
sleep(1);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x91);
#ifdef HAVE_LCD_ENABLE
lcd_enable(true);
#endif
}
void _backlight_off(void)
{
#ifdef HAVE_LCD_ENABLE
lcd_enable(false);
#endif
GPIOB_PIN(1) = 0;
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x91);
}
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