8552824284
move prototypes to ascodec.h move code to ascodec*.c YPR0: use adc-as3514.c instead of duplicating it TODO: merge as3514.h and ascodec.h ? git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31626 a1c6a512-1295-4272-9138-f99709370657
90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
/***************************************************************************
|
|
* __________ __ ___.
|
|
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
|
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
|
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
|
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
|
* \/ \/ \/ \/ \/
|
|
* $Id$
|
|
*
|
|
* Copyright (C) 2010 by Thomas Martitz
|
|
*
|
|
* 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 "config.h"
|
|
#include "backlight-target.h"
|
|
#include "system.h"
|
|
#include "lcd.h"
|
|
#include "backlight.h"
|
|
#include "ascodec.h"
|
|
#include "as3514.h"
|
|
|
|
void _backlight_set_brightness(int brightness)
|
|
{
|
|
ascodec_write_pmu(AS3543_BACKLIGHT, 2, brightness * 10);
|
|
}
|
|
|
|
bool _backlight_init(void)
|
|
{
|
|
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x80);
|
|
ascodec_write_pmu(AS3543_BACKLIGHT, 2, backlight_brightness * 10);
|
|
|
|
/* needed for button light */
|
|
if (amsv2_variant == 0)
|
|
{
|
|
GPIOB_DIR |= 1<<5;
|
|
}
|
|
else
|
|
{
|
|
ascodec_write_pmu(0x1a, 1, 0x30); /* MUX_PWGD = PWM */
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void _backlight_on(void)
|
|
{
|
|
#ifdef HAVE_LCD_ENABLE
|
|
lcd_enable(true); /* power on lcd + visible display */
|
|
#endif
|
|
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x80);
|
|
}
|
|
|
|
void _backlight_off(void)
|
|
{
|
|
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x0);
|
|
#ifdef HAVE_LCD_ENABLE
|
|
lcd_enable(false); /* power off visible display */
|
|
#endif
|
|
}
|
|
|
|
void _buttonlight_on(void)
|
|
{
|
|
if (amsv2_variant == 0)
|
|
{
|
|
GPIOB_PIN(5) = (1<<5);
|
|
}
|
|
else
|
|
{
|
|
ascodec_write_pmu(0x1a, 6, 0x80); /* PWM inverted */
|
|
}
|
|
}
|
|
|
|
void _buttonlight_off(void)
|
|
{
|
|
if (amsv2_variant == 0)
|
|
{
|
|
GPIOB_PIN(5) = 0;
|
|
}
|
|
else
|
|
{
|
|
ascodec_write_pmu(0x1a, 6, 0); /* PWM not inverted */
|
|
}
|
|
}
|