rockbox/firmware/target/arm/s5l8702/ipod6g/cscodec-ipod6g.c
Michael Sparmann 44870b7415 iPod Classic: Enable boosting by switching the CPU between 1x and 2x AHB clock
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29265 a1c6a512-1295-4272-9138-f99709370657
2011-02-09 21:45:57 +00:00

64 lines
1.7 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: wmcodec-s5l8700.c 22025 2009-07-25 00:49:13Z dave $
*
* S5L8702-specific code for Cirrus codecs
*
* Copyright (c) 2010 Michael Sparmann
*
* 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 "system.h"
#include "audiohw.h"
#include "i2c-s5l8702.h"
#include "s5l8702.h"
#include "cscodec.h"
void audiohw_init(void)
{
#ifdef HAVE_CS42L55
audiohw_preinit();
#endif
}
unsigned char cscodec_read(int reg)
{
unsigned char data;
i2c_read(0, 0x94, reg, 1, &data);
return data;
}
void cscodec_write(int reg, unsigned char data)
{
i2c_write(0, 0x94, reg, 1, &data);
}
void cscodec_power(bool state)
{
(void)state; //TODO: Figure out which LDO this is
}
void cscodec_reset(bool state)
{
if (state) PDAT(3) &= ~8;
else PDAT(3) |= 8;
}
void cscodec_clock(bool state)
{
if (state) CLKCON3 &= ~0xffff;
else CLKCON3 |= 0x8000;
}