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Diffstat (limited to 'firmware/target/arm/s5l8700/udacodec-meizu.c')
-rw-r--r--firmware/target/arm/s5l8700/udacodec-meizu.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/firmware/target/arm/s5l8700/udacodec-meizu.c b/firmware/target/arm/s5l8700/udacodec-meizu.c
new file mode 100644
index 0000000000..89588367c4
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1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
9 *
10 * Copyright (C) 2009 by Bertrik Sikken
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version.
16 *
17 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
18 * KIND, either express or implied.
19 *
20 ****************************************************************************/
21
22#include "config.h"
23#include "kernel.h"
24#include "s5l8700.h"
25#include "i2c-s5l8700.h"
26#include "uda1380.h"
27#include "udacodec.h"
28
29void udacodec_reset(void)
30{
31 /* Reset codec using GPIO P5.0 */
32 PCON5 = (PCON5 & ~0xF) | 1;
33 PDAT5 |= (1 << 0);
34 sleep(HZ/100);
35
36 /* Set codec reset pin inactive */
37 PDAT5 &= ~(1 << 0);
38}
39
40int udacodec_write(unsigned char reg, unsigned short value)
41{
42 unsigned char data[2];
43
44 data[0] = value >> 8;
45 data[1] = value & 0xFF;
46
47 return i2c_write(UDA1380_ADDR, reg, 2, data);
48}
49
50int udacodec_write2(unsigned char reg,
51 unsigned short value1, unsigned short value2)
52{
53 unsigned char data[4];
54
55 data[0] = value1 >> 8;
56 data[1] = value1 & 0xFF;
57 data[2] = value2 >> 8;
58 data[3] = value2 & 0xFF;
59
60 return i2c_write(UDA1380_ADDR, reg, 4, data);
61}
62