ARM: Merge for-2637/s3c24xx/h1940
[deliverable/linux.git] / sound / soc / codecs / wl1273.h
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1/*
2 * sound/soc/codec/wl1273.h
3 *
4 * ALSA SoC WL1273 codec driver
5 *
6 * Copyright (C) Nokia Corporation
7 * Author: Matti Aaltonen <matti.j.aaltonen@nokia.com>
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * version 2 as published by the Free Software Foundation.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
21 * 02110-1301 USA
22 *
23 */
24
25#ifndef __WL1273_CODEC_H__
26#define __WL1273_CODEC_H__
27
28/* I2S protocol, left channel first, data width 16 bits */
29#define WL1273_PCM_DEF_MODE 0x00
30
31/* Rx */
32#define WL1273_AUDIO_ENABLE_I2S (1 << 0)
33#define WL1273_AUDIO_ENABLE_ANALOG (1 << 1)
34
35/* Tx */
36#define WL1273_AUDIO_IO_SET_ANALOG 0
37#define WL1273_AUDIO_IO_SET_I2S 1
38
39#define WL1273_POWER_SET_OFF 0
40#define WL1273_POWER_SET_FM (1 << 0)
41#define WL1273_POWER_SET_RDS (1 << 1)
42#define WL1273_POWER_SET_RETENTION (1 << 4)
43
44#define WL1273_PUPD_SET_OFF 0x00
45#define WL1273_PUPD_SET_ON 0x01
46#define WL1273_PUPD_SET_RETENTION 0x10
47
48/* I2S mode */
49#define WL1273_IS2_WIDTH_32 0x0
50#define WL1273_IS2_WIDTH_40 0x1
51#define WL1273_IS2_WIDTH_22_23 0x2
52#define WL1273_IS2_WIDTH_23_22 0x3
53#define WL1273_IS2_WIDTH_48 0x4
54#define WL1273_IS2_WIDTH_50 0x5
55#define WL1273_IS2_WIDTH_60 0x6
56#define WL1273_IS2_WIDTH_64 0x7
57#define WL1273_IS2_WIDTH_80 0x8
58#define WL1273_IS2_WIDTH_96 0x9
59#define WL1273_IS2_WIDTH_128 0xa
60#define WL1273_IS2_WIDTH 0xf
61
62#define WL1273_IS2_FORMAT_STD (0x0 << 4)
63#define WL1273_IS2_FORMAT_LEFT (0x1 << 4)
64#define WL1273_IS2_FORMAT_RIGHT (0x2 << 4)
65#define WL1273_IS2_FORMAT_USER (0x3 << 4)
66
67#define WL1273_IS2_MASTER (0x0 << 6)
68#define WL1273_IS2_SLAVEW (0x1 << 6)
69
70#define WL1273_IS2_TRI_AFTER_SENDING (0x0 << 7)
71#define WL1273_IS2_TRI_ALWAYS_ACTIVE (0x1 << 7)
72
73#define WL1273_IS2_SDOWS_RR (0x0 << 8)
74#define WL1273_IS2_SDOWS_RF (0x1 << 8)
75#define WL1273_IS2_SDOWS_FR (0x2 << 8)
76#define WL1273_IS2_SDOWS_FF (0x3 << 8)
77
78#define WL1273_IS2_TRI_OPT (0x0 << 10)
79#define WL1273_IS2_TRI_ALWAYS (0x1 << 10)
80
81#define WL1273_IS2_RATE_48K (0x0 << 12)
82#define WL1273_IS2_RATE_44_1K (0x1 << 12)
83#define WL1273_IS2_RATE_32K (0x2 << 12)
84#define WL1273_IS2_RATE_22_05K (0x4 << 12)
85#define WL1273_IS2_RATE_16K (0x5 << 12)
86#define WL1273_IS2_RATE_12K (0x8 << 12)
87#define WL1273_IS2_RATE_11_025 (0x9 << 12)
88#define WL1273_IS2_RATE_8K (0xa << 12)
89#define WL1273_IS2_RATE (0xf << 12)
90
91#define WL1273_I2S_DEF_MODE (WL1273_IS2_WIDTH_32 | \
92 WL1273_IS2_FORMAT_STD | \
93 WL1273_IS2_MASTER | \
94 WL1273_IS2_TRI_AFTER_SENDING | \
95 WL1273_IS2_SDOWS_RR | \
96 WL1273_IS2_TRI_OPT | \
97 WL1273_IS2_RATE_48K)
98
99int wl1273_get_format(struct snd_soc_codec *codec, unsigned int *fmt);
100
101#endif /* End of __WL1273_CODEC_H__ */
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