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3fabe089 MA |
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 | ||
99 | int wl1273_get_format(struct snd_soc_codec *codec, unsigned int *fmt); | |
100 | ||
101 | #endif /* End of __WL1273_CODEC_H__ */ |