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apatard@mandriva.comf9b95982010-05-31 13:49:14 +02001/*
2 * kirkwood.h
3 *
4 * (c) 2010 Arnaud Patard <apatard@mandriva.com>
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version.
10 */
11
12#ifndef _KIRKWOOD_AUDIO_H
13#define _KIRKWOOD_AUDIO_H
14
15#define KIRKWOOD_RECORD_WIN 0
16#define KIRKWOOD_PLAYBACK_WIN 1
17#define KIRKWOOD_MAX_AUDIO_WIN 2
18
19#define KIRKWOOD_AUDIO_WIN_BASE_REG(win) (0xA00 + ((win)<<3))
20#define KIRKWOOD_AUDIO_WIN_CTRL_REG(win) (0xA04 + ((win)<<3))
21
22
23#define KIRKWOOD_RECCTL 0x1000
24#define KIRKWOOD_RECCTL_SPDIF_EN (1<<11)
25#define KIRKWOOD_RECCTL_I2S_EN (1<<10)
26#define KIRKWOOD_RECCTL_PAUSE (1<<9)
27#define KIRKWOOD_RECCTL_MUTE (1<<8)
28#define KIRKWOOD_RECCTL_BURST_MASK (3<<5)
29#define KIRKWOOD_RECCTL_BURST_128 (2<<5)
30#define KIRKWOOD_RECCTL_BURST_32 (1<<5)
31#define KIRKWOOD_RECCTL_MONO (1<<4)
32#define KIRKWOOD_RECCTL_MONO_CHAN_RIGHT (1<<3)
33#define KIRKWOOD_RECCTL_MONO_CHAN_LEFT (0<<3)
34#define KIRKWOOD_RECCTL_SIZE_MASK (7<<0)
35#define KIRKWOOD_RECCTL_SIZE_16 (7<<0)
36#define KIRKWOOD_RECCTL_SIZE_16_C (3<<0)
37#define KIRKWOOD_RECCTL_SIZE_20 (2<<0)
38#define KIRKWOOD_RECCTL_SIZE_24 (1<<0)
39#define KIRKWOOD_RECCTL_SIZE_32 (0<<0)
40
41#define KIRKWOOD_REC_BUF_ADDR 0x1004
42#define KIRKWOOD_REC_BUF_SIZE 0x1008
43#define KIRKWOOD_REC_BYTE_COUNT 0x100C
44
45#define KIRKWOOD_PLAYCTL 0x1100
46#define KIRKWOOD_PLAYCTL_PLAY_BUSY (1<<16)
47#define KIRKWOOD_PLAYCTL_BURST_MASK (3<<11)
48#define KIRKWOOD_PLAYCTL_BURST_128 (2<<11)
49#define KIRKWOOD_PLAYCTL_BURST_32 (1<<11)
50#define KIRKWOOD_PLAYCTL_PAUSE (1<<9)
51#define KIRKWOOD_PLAYCTL_SPDIF_MUTE (1<<8)
arnaud.patard@rtp-net.orgdfe4c932010-07-11 23:28:31 +020052#define KIRKWOOD_PLAYCTL_MONO_MASK (3<<5)
53#define KIRKWOOD_PLAYCTL_MONO_BOTH (3<<5)
54#define KIRKWOOD_PLAYCTL_MONO_OFF (0<<5)
apatard@mandriva.comf9b95982010-05-31 13:49:14 +020055#define KIRKWOOD_PLAYCTL_I2S_MUTE (1<<7)
56#define KIRKWOOD_PLAYCTL_SPDIF_EN (1<<4)
57#define KIRKWOOD_PLAYCTL_I2S_EN (1<<3)
58#define KIRKWOOD_PLAYCTL_SIZE_MASK (7<<0)
59#define KIRKWOOD_PLAYCTL_SIZE_16 (7<<0)
60#define KIRKWOOD_PLAYCTL_SIZE_16_C (3<<0)
61#define KIRKWOOD_PLAYCTL_SIZE_20 (2<<0)
62#define KIRKWOOD_PLAYCTL_SIZE_24 (1<<0)
63#define KIRKWOOD_PLAYCTL_SIZE_32 (0<<0)
64
65#define KIRKWOOD_PLAY_BUF_ADDR 0x1104
66#define KIRKWOOD_PLAY_BUF_SIZE 0x1108
67#define KIRKWOOD_PLAY_BYTE_COUNT 0x110C
68
69#define KIRKWOOD_DCO_CTL 0x1204
70#define KIRKWOOD_DCO_CTL_OFFSET_MASK (0xFFF<<2)
71#define KIRKWOOD_DCO_CTL_OFFSET_0 (0x800<<2)
72#define KIRKWOOD_DCO_CTL_FREQ_MASK (3<<0)
73#define KIRKWOOD_DCO_CTL_FREQ_11 (0<<0)
74#define KIRKWOOD_DCO_CTL_FREQ_12 (1<<0)
75#define KIRKWOOD_DCO_CTL_FREQ_24 (2<<0)
76
77#define KIRKWOOD_DCO_SPCR_STATUS 0x120c
78#define KIRKWOOD_DCO_SPCR_STATUS_DCO_LOCK (1<<16)
79
80#define KIRKWOOD_ERR_CAUSE 0x1300
81#define KIRKWOOD_ERR_MASK 0x1304
82
83#define KIRKWOOD_INT_CAUSE 0x1308
84#define KIRKWOOD_INT_MASK 0x130C
85#define KIRKWOOD_INT_CAUSE_PLAY_BYTES (1<<14)
86#define KIRKWOOD_INT_CAUSE_REC_BYTES (1<<13)
87#define KIRKWOOD_INT_CAUSE_DMA_PLAY_END (1<<7)
88#define KIRKWOOD_INT_CAUSE_DMA_PLAY_3Q (1<<6)
89#define KIRKWOOD_INT_CAUSE_DMA_PLAY_HALF (1<<5)
90#define KIRKWOOD_INT_CAUSE_DMA_PLAY_1Q (1<<4)
91#define KIRKWOOD_INT_CAUSE_DMA_REC_END (1<<3)
92#define KIRKWOOD_INT_CAUSE_DMA_REC_3Q (1<<2)
93#define KIRKWOOD_INT_CAUSE_DMA_REC_HALF (1<<1)
94#define KIRKWOOD_INT_CAUSE_DMA_REC_1Q (1<<0)
95
96#define KIRKWOOD_REC_BYTE_INT_COUNT 0x1310
97#define KIRKWOOD_PLAY_BYTE_INT_COUNT 0x1314
98#define KIRKWOOD_BYTE_INT_COUNT_MASK 0xffffff
99
100#define KIRKWOOD_I2S_PLAYCTL 0x2508
101#define KIRKWOOD_I2S_RECCTL 0x2408
102#define KIRKWOOD_I2S_CTL_JUST_MASK (0xf<<26)
103#define KIRKWOOD_I2S_CTL_LJ (0<<26)
104#define KIRKWOOD_I2S_CTL_I2S (5<<26)
105#define KIRKWOOD_I2S_CTL_RJ (8<<26)
106#define KIRKWOOD_I2S_CTL_SIZE_MASK (3<<30)
107#define KIRKWOOD_I2S_CTL_SIZE_16 (3<<30)
108#define KIRKWOOD_I2S_CTL_SIZE_20 (2<<30)
109#define KIRKWOOD_I2S_CTL_SIZE_24 (1<<30)
110#define KIRKWOOD_I2S_CTL_SIZE_32 (0<<30)
111
112#define KIRKWOOD_AUDIO_BUF_MAX (16*1024*1024)
113
114/* Theses values come from the marvell alsa driver */
115/* need to find where they come from */
116#define KIRKWOOD_SND_MIN_PERIODS 8
117#define KIRKWOOD_SND_MAX_PERIODS 16
118#define KIRKWOOD_SND_MIN_PERIOD_BYTES 0x4000
119#define KIRKWOOD_SND_MAX_PERIOD_BYTES 0x4000
120
121struct kirkwood_dma_data {
122 struct resource *mem;
123 void __iomem *io;
124 int irq;
125 int burst;
126 struct mbus_dram_target_info *dram;
127};
128
129#endif