rockbox/firmware/target/sh/archos/fm_v2/backlight-target.h

39 lines
1.2 KiB
C

/***************************************************************************
* __________ __ ___.
* 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 "rtc.h"
#define _backlight_init() true
static inline void _backlight_on(void)
{
/* Enable square wave */
rtc_write(0x0a, rtc_read(0x0a) | 0x40);
}
static inline void _backlight_off(void)
{
/* Disable square wave */
rtc_write(0x0a, rtc_read(0x0a) & ~0x40);
}
#endif