d989f19eda
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13312 a1c6a512-1295-4272-9138-f99709370657
50 lines
1.5 KiB
C
50 lines
1.5 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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* Gigabeat specific code for the Wolfson codec
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*
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* Based on code from the ipodlinux project - http://ipodlinux.org/
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* Adapted for Rockbox in December 2005
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*
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* Original file: linux/arch/armnommu/mach-ipod/audio.c
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*
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* Copyright (c) 2003-2005 Bernard Leach (leachbj@bouncycastle.org)
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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 "cpu.h"
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#include "kernel.h"
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#include "sound.h"
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#include "i2c.h"
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#include "i2c-meg-fx.h"
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int audiohw_init(void)
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{
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/* reset I2C */
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i2c_init();
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/* GPC5 controls headphone output */
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GPCCON &= ~(0x3 << 10);
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GPCCON |= (1 << 10);
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GPCDAT |= (1 << 5);
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audiohw_preinit();
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return 0;
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}
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void wmcodec_write(int reg, int data)
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{
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i2c_send(0x34, (reg<<1) | ((data&0x100)>>8), data&0xff);
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}
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