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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 by Jens Arnold
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef BACKLIGHT_TARGET_H
#define BACKLIGHT_TARGET_H
#include "config.h"
#include "cpu.h"
#ifdef HAVE_BACKLIGHT
/* A stock Ondio has no backlight, it needs a hardware mod. */
static inline bool _backlight_init(void)
{
PACR1 &= ~0x3000; /* Set PA14 (backlight control) to GPIO */
or_b(0x40, &PADRH); /* drive it high */
or_b(0x40, &PAIORH); /* ..and output */
return true;
}
static inline void _backlight_on(void)
{
or_b(0x40, &PADRH); /* drive it high */
}
static inline void _backlight_off(void)
{
and_b(~0x40, &PADRH); /* drive it low */
}
#endif /* HAVE_BACKLIGHT */
#endif
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