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Create an udacodec interface (similar to ascodec and wmcoded) and adapt/implement it for the iriver h1xx/h3xx and the meizus.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21546 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Bertrik Sikken 2009-06-28 17:43:04 +00:00
parent c3f9ab46de
commit 7df759c951
7 changed files with 183 additions and 39 deletions
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62
firmware/target/arm/s5l8700/udacodec-meizu.c Normal file
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2009 by Bertrik Sikken
*
* 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 "config.h"
#include "kernel.h"
#include "s5l8700.h"
#include "i2c-s5l8700.h"
#include "uda1380.h"
#include "udacodec.h"
void udacodec_reset(void)
{
/* Reset codec using GPIO P5.0 */
PCON5 = (PCON5 & ~0xF) | 1;
PDAT5 |= (1 << 0);
sleep(HZ/100);
/* Set codec reset pin inactive */
PDAT5 &= ~(1 << 0);
}
int udacodec_write(unsigned char reg, unsigned short value)
{
unsigned char data[2];
data[0] = value >> 8;
data[1] = value & 0xFF;
return i2c_write(UDA1380_ADDR, reg, 2, data);
}
int udacodec_write2(unsigned char reg,
unsigned short value1, unsigned short value2)
{
unsigned char data[4];
data[0] = value1 >> 8;
data[1] = value1 & 0xFF;
data[2] = value2 >> 8;
data[3] = value2 & 0xFF;
return i2c_write(UDA1380_ADDR, reg, 4, data);
}