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10#ifndef AACI_H
11#define AACI_H
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16
17#define AACI_CSCH1 0x000
18#define AACI_CSCH2 0x014
19#define AACI_CSCH3 0x028
20#define AACI_CSCH4 0x03c
21
22#define AACI_RXCR 0x000
23#define AACI_TXCR 0x004
24#define AACI_SR 0x008
25#define AACI_ISR 0x00c
26#define AACI_IE 0x010
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28
29
30
31#define AACI_SL1RX 0x050
32#define AACI_SL1TX 0x054
33#define AACI_SL2RX 0x058
34#define AACI_SL2TX 0x05c
35#define AACI_SL12RX 0x060
36#define AACI_SL12TX 0x064
37#define AACI_SLFR 0x068
38#define AACI_SLISTAT 0x06c
39#define AACI_SLIEN 0x070
40#define AACI_INTCLR 0x074
41#define AACI_MAINCR 0x078
42#define AACI_RESET 0x07c
43#define AACI_SYNC 0x080
44#define AACI_ALLINTS 0x084
45#define AACI_MAINFR 0x088
46#define AACI_DR1 0x090
47#define AACI_DR2 0x0b0
48#define AACI_DR3 0x0d0
49#define AACI_DR4 0x0f0
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51
52
53
54#define CR_FEN (1 << 16)
55#define CR_COMPACT (1 << 15)
56#define CR_SZ16 (0 << 13)
57#define CR_SZ18 (1 << 13)
58#define CR_SZ20 (2 << 13)
59#define CR_SZ12 (3 << 13)
60#define CR_SL12 (1 << 12)
61#define CR_SL11 (1 << 11)
62#define CR_SL10 (1 << 10)
63#define CR_SL9 (1 << 9)
64#define CR_SL8 (1 << 8)
65#define CR_SL7 (1 << 7)
66#define CR_SL6 (1 << 6)
67#define CR_SL5 (1 << 5)
68#define CR_SL4 (1 << 4)
69#define CR_SL3 (1 << 3)
70#define CR_SL2 (1 << 2)
71#define CR_SL1 (1 << 1)
72#define CR_EN (1 << 0)
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74
75
76
77#define SR_RXTOFE (1 << 11)
78#define SR_TXTO (1 << 10)
79#define SR_TXU (1 << 9)
80#define SR_RXO (1 << 8)
81#define SR_TXB (1 << 7)
82#define SR_RXB (1 << 6)
83#define SR_TXFF (1 << 5)
84#define SR_RXFF (1 << 4)
85#define SR_TXHE (1 << 3)
86#define SR_RXHF (1 << 2)
87#define SR_TXFE (1 << 1)
88#define SR_RXFE (1 << 0)
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90
91
92
93#define ISR_RXTOFEINTR (1 << 6)
94#define ISR_URINTR (1 << 5)
95#define ISR_ORINTR (1 << 4)
96#define ISR_RXINTR (1 << 3)
97#define ISR_TXINTR (1 << 2)
98#define ISR_RXTOINTR (1 << 1)
99#define ISR_TXCINTR (1 << 0)
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101
102
103
104#define IE_RXTOIE (1 << 6)
105#define IE_URIE (1 << 5)
106#define IE_ORIE (1 << 4)
107#define IE_RXIE (1 << 3)
108#define IE_TXIE (1 << 2)
109#define IE_RXTIE (1 << 1)
110#define IE_TXCIE (1 << 0)
111
112
113
114
115#define ISR_RXTOFE (1 << 6)
116#define ISR_UR (1 << 5)
117#define ISR_OR (1 << 4)
118#define ISR_RX (1 << 3)
119#define ISR_TX (1 << 2)
120#define ISR_RXTO (1 << 1)
121#define ISR_TXC (1 << 0)
122
123
124
125
126#define IE_RXTOFE (1 << 6)
127#define IE_UR (1 << 5)
128#define IE_OR (1 << 4)
129#define IE_RX (1 << 3)
130#define IE_TX (1 << 2)
131#define IE_RXTO (1 << 1)
132#define IE_TXC (1 << 0)
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134
135
136
137#define SLFR_RWIS (1 << 13)
138#define SLFR_RGPIOINTR (1 << 12)
139#define SLFR_12TXE (1 << 11)
140#define SLFR_12RXV (1 << 10)
141#define SLFR_2TXE (1 << 9)
142#define SLFR_2RXV (1 << 8)
143#define SLFR_1TXE (1 << 7)
144#define SLFR_1RXV (1 << 6)
145#define SLFR_12TXB (1 << 5)
146#define SLFR_12RXB (1 << 4)
147#define SLFR_2TXB (1 << 3)
148#define SLFR_2RXB (1 << 2)
149#define SLFR_1TXB (1 << 1)
150#define SLFR_1RXB (1 << 0)
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152
153
154
155#define ICLR_RXTOFEC4 (1 << 12)
156#define ICLR_RXTOFEC3 (1 << 11)
157#define ICLR_RXTOFEC2 (1 << 10)
158#define ICLR_RXTOFEC1 (1 << 9)
159#define ICLR_TXUEC4 (1 << 8)
160#define ICLR_TXUEC3 (1 << 7)
161#define ICLR_TXUEC2 (1 << 6)
162#define ICLR_TXUEC1 (1 << 5)
163#define ICLR_RXOEC4 (1 << 4)
164#define ICLR_RXOEC3 (1 << 3)
165#define ICLR_RXOEC2 (1 << 2)
166#define ICLR_RXOEC1 (1 << 1)
167#define ICLR_WISC (1 << 0)
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169
170
171
172#define MAINCR_SCRA(x) ((x) << 10)
173#define MAINCR_DMAEN (1 << 9)
174#define MAINCR_SL12TXEN (1 << 8)
175#define MAINCR_SL12RXEN (1 << 7)
176#define MAINCR_SL2TXEN (1 << 6)
177#define MAINCR_SL2RXEN (1 << 5)
178#define MAINCR_SL1TXEN (1 << 4)
179#define MAINCR_SL1RXEN (1 << 3)
180#define MAINCR_LPM (1 << 2)
181#define MAINCR_LOOPBK (1 << 1)
182#define MAINCR_IE (1 << 0)
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184
185
186
187#define RESET_NRST (1 << 0)
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189
190
191
192#define SYNC_FORCE (1 << 0)
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195
196
197#define MAINFR_TXB (1 << 1)
198#define MAINFR_RXB (1 << 0)
199
200
201
202struct aaci_runtime {
203 void __iomem *base;
204 void __iomem *fifo;
205 spinlock_t lock;
206
207 struct ac97_pcm *pcm;
208 int pcm_open;
209
210 u32 cr;
211 struct snd_pcm_substream *substream;
212
213 unsigned int period;
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217
218 void *start;
219 void *end;
220 void *ptr;
221 int bytes;
222 unsigned int fifo_bytes;
223};
224
225struct aaci {
226 struct amba_device *dev;
227 struct snd_card *card;
228 void __iomem *base;
229 unsigned int fifo_depth;
230 unsigned int users;
231 struct mutex irq_lock;
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233
234 struct mutex ac97_sem;
235 struct snd_ac97_bus *ac97_bus;
236 struct snd_ac97 *ac97;
237
238 u32 maincr;
239
240 struct aaci_runtime playback;
241 struct aaci_runtime capture;
242
243 struct snd_pcm *pcm;
244};
245
246#define ACSTREAM_FRONT 0
247#define ACSTREAM_SURROUND 1
248#define ACSTREAM_LFE 2
249
250#endif
251