bce255d98b
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11434 a1c6a512-1295-4272-9138-f99709370657
45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/***************************************************************************
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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 "system.h"
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#include "backlight.h"
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#include "lcd.h"
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#include "sc606-meg-fx.h"
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int confval = SC606_LOW_FREQ;
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void __backlight_on(void)
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{
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confval |= (SC606_LED_A1 | SC606_LED_A2);
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sc606_write(SC606_REG_CONF, confval);
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}
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void __backlight_off(void)
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{
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confval &= ~(SC606_LED_A1 | SC606_LED_A2);
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sc606_write(SC606_REG_CONF, confval);
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}
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void __backlight_set_brightness(int brightness)
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{
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/* The SC606 LED driver can set the brightness in 64 steps */
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brightness &= 0x3F;
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sc606_write(SC606_REG_A, brightness);
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}
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