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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Gigabeat specific code for the Wolfson codec
*
* Based on code from the ipodlinux project - http://ipodlinux.org/
* Adapted for Rockbox in December 2005
*
* Original file: linux/arch/armnommu/mach-ipod/audio.c
*
* Copyright (c) 2003-2005 Bernard Leach (leachbj@bouncycastle.org)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "cpu.h"
#include "kernel.h"
#include "sound.h"
#include "i2c-meg-fx.h"
void audiohw_init(void)
{
/* GPC5 controls headphone output */
GPCCON &= ~(0x3 << 10);
GPCCON |= (1 << 10);
GPCDAT |= (1 << 5);
audiohw_preinit();
}
void wmcodec_write(int reg, int data)
{
unsigned char d[2];
d[0] = (reg << 1) | ((data & 0x100) >> 8);
d[1] = data;
i2c_write(0x34, d, 2);
}
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