50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2006 by Linus Nielsen Feltzing
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "config.h"
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#include "cpu.h"
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#include "kernel.h"
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#include "thread.h"
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#include "system.h"
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#include "backlight.h"
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#include "pcf50606.h"
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#include "lcd.h"
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void __backlight_on(void)
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{
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lcd_enable(true);
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sleep(HZ/100); /* lcd needs time - avoid flashing for dark screens */
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or_l(0x00020000, &GPIO1_OUT);
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}
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void __backlight_off(void)
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{
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and_l(~0x00020000, &GPIO1_OUT);
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lcd_enable(false);
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}
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void __remote_backlight_on(void)
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{
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and_l(~0x00000002, &GPIO1_OUT);
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}
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void __remote_backlight_off(void)
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{
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or_l(0x00000002, &GPIO1_OUT);
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}
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