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6#ifndef __FSL_SAI_H
7#define __FSL_SAI_H
8
9#include <sound/dmaengine_pcm.h>
10
11#define FSL_SAI_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
12 SNDRV_PCM_FMTBIT_S20_3LE |\
13 SNDRV_PCM_FMTBIT_S24_LE |\
14 SNDRV_PCM_FMTBIT_S32_LE)
15
16
17#define FSL_SAI_VERID 0x00
18#define FSL_SAI_PARAM 0x04
19#define FSL_SAI_TCSR(ofs) (0x00 + ofs)
20#define FSL_SAI_TCR1(ofs) (0x04 + ofs)
21#define FSL_SAI_TCR2(ofs) (0x08 + ofs)
22#define FSL_SAI_TCR3(ofs) (0x0c + ofs)
23#define FSL_SAI_TCR4(ofs) (0x10 + ofs)
24#define FSL_SAI_TCR5(ofs) (0x14 + ofs)
25#define FSL_SAI_TDR0 0x20
26#define FSL_SAI_TDR1 0x24
27#define FSL_SAI_TDR2 0x28
28#define FSL_SAI_TDR3 0x2C
29#define FSL_SAI_TDR4 0x30
30#define FSL_SAI_TDR5 0x34
31#define FSL_SAI_TDR6 0x38
32#define FSL_SAI_TDR7 0x3C
33#define FSL_SAI_TFR0 0x40
34#define FSL_SAI_TFR1 0x44
35#define FSL_SAI_TFR2 0x48
36#define FSL_SAI_TFR3 0x4C
37#define FSL_SAI_TFR4 0x50
38#define FSL_SAI_TFR5 0x54
39#define FSL_SAI_TFR6 0x58
40#define FSL_SAI_TFR7 0x5C
41#define FSL_SAI_TMR 0x60
42#define FSL_SAI_TTCTL 0x70
43#define FSL_SAI_TTCTN 0x74
44#define FSL_SAI_TBCTN 0x78
45#define FSL_SAI_TTCAP 0x7C
46#define FSL_SAI_RCSR(ofs) (0x80 + ofs)
47#define FSL_SAI_RCR1(ofs) (0x84 + ofs)
48#define FSL_SAI_RCR2(ofs) (0x88 + ofs)
49#define FSL_SAI_RCR3(ofs) (0x8c + ofs)
50#define FSL_SAI_RCR4(ofs) (0x90 + ofs)
51#define FSL_SAI_RCR5(ofs) (0x94 + ofs)
52#define FSL_SAI_RDR0 0xa0
53#define FSL_SAI_RDR1 0xa4
54#define FSL_SAI_RDR2 0xa8
55#define FSL_SAI_RDR3 0xac
56#define FSL_SAI_RDR4 0xb0
57#define FSL_SAI_RDR5 0xb4
58#define FSL_SAI_RDR6 0xb8
59#define FSL_SAI_RDR7 0xbc
60#define FSL_SAI_RFR0 0xc0
61#define FSL_SAI_RFR1 0xc4
62#define FSL_SAI_RFR2 0xc8
63#define FSL_SAI_RFR3 0xcc
64#define FSL_SAI_RFR4 0xd0
65#define FSL_SAI_RFR5 0xd4
66#define FSL_SAI_RFR6 0xd8
67#define FSL_SAI_RFR7 0xdc
68#define FSL_SAI_RMR 0xe0
69#define FSL_SAI_RTCTL 0xf0
70#define FSL_SAI_RTCTN 0xf4
71#define FSL_SAI_RBCTN 0xf8
72#define FSL_SAI_RTCAP 0xfc
73
74#define FSL_SAI_MCTL 0x100
75#define FSL_SAI_MDIV 0x104
76
77#define FSL_SAI_xCSR(tx, ofs) (tx ? FSL_SAI_TCSR(ofs) : FSL_SAI_RCSR(ofs))
78#define FSL_SAI_xCR1(tx, ofs) (tx ? FSL_SAI_TCR1(ofs) : FSL_SAI_RCR1(ofs))
79#define FSL_SAI_xCR2(tx, ofs) (tx ? FSL_SAI_TCR2(ofs) : FSL_SAI_RCR2(ofs))
80#define FSL_SAI_xCR3(tx, ofs) (tx ? FSL_SAI_TCR3(ofs) : FSL_SAI_RCR3(ofs))
81#define FSL_SAI_xCR4(tx, ofs) (tx ? FSL_SAI_TCR4(ofs) : FSL_SAI_RCR4(ofs))
82#define FSL_SAI_xCR5(tx, ofs) (tx ? FSL_SAI_TCR5(ofs) : FSL_SAI_RCR5(ofs))
83#define FSL_SAI_xDR(tx, ofs) (tx ? FSL_SAI_TDR(ofs) : FSL_SAI_RDR(ofs))
84#define FSL_SAI_xFR(tx, ofs) (tx ? FSL_SAI_TFR(ofs) : FSL_SAI_RFR(ofs))
85#define FSL_SAI_xMR(tx) (tx ? FSL_SAI_TMR : FSL_SAI_RMR)
86
87
88#define FSL_SAI_CSR_TERE BIT(31)
89#define FSL_SAI_CSR_SE BIT(30)
90#define FSL_SAI_CSR_FR BIT(25)
91#define FSL_SAI_CSR_SR BIT(24)
92#define FSL_SAI_CSR_xF_SHIFT 16
93#define FSL_SAI_CSR_xF_W_SHIFT 18
94#define FSL_SAI_CSR_xF_MASK (0x1f << FSL_SAI_CSR_xF_SHIFT)
95#define FSL_SAI_CSR_xF_W_MASK (0x7 << FSL_SAI_CSR_xF_W_SHIFT)
96#define FSL_SAI_CSR_WSF BIT(20)
97#define FSL_SAI_CSR_SEF BIT(19)
98#define FSL_SAI_CSR_FEF BIT(18)
99#define FSL_SAI_CSR_FWF BIT(17)
100#define FSL_SAI_CSR_FRF BIT(16)
101#define FSL_SAI_CSR_xIE_SHIFT 8
102#define FSL_SAI_CSR_xIE_MASK (0x1f << FSL_SAI_CSR_xIE_SHIFT)
103#define FSL_SAI_CSR_WSIE BIT(12)
104#define FSL_SAI_CSR_SEIE BIT(11)
105#define FSL_SAI_CSR_FEIE BIT(10)
106#define FSL_SAI_CSR_FWIE BIT(9)
107#define FSL_SAI_CSR_FRIE BIT(8)
108#define FSL_SAI_CSR_FRDE BIT(0)
109
110
111#define FSL_SAI_CR1_RFW_MASK(x) ((x) - 1)
112
113
114#define FSL_SAI_CR2_SYNC BIT(30)
115#define FSL_SAI_CR2_MSEL_MASK (0x3 << 26)
116#define FSL_SAI_CR2_MSEL_BUS 0
117#define FSL_SAI_CR2_MSEL_MCLK1 BIT(26)
118#define FSL_SAI_CR2_MSEL_MCLK2 BIT(27)
119#define FSL_SAI_CR2_MSEL_MCLK3 (BIT(26) | BIT(27))
120#define FSL_SAI_CR2_MSEL(ID) ((ID) << 26)
121#define FSL_SAI_CR2_BCP BIT(25)
122#define FSL_SAI_CR2_BCD_MSTR BIT(24)
123#define FSL_SAI_CR2_BYP BIT(23)
124#define FSL_SAI_CR2_DIV_MASK 0xff
125
126
127#define FSL_SAI_CR3_TRCE(x) ((x) << 16)
128#define FSL_SAI_CR3_TRCE_MASK GENMASK(23, 16)
129#define FSL_SAI_CR3_WDFL(x) (x)
130#define FSL_SAI_CR3_WDFL_MASK 0x1f
131
132
133
134#define FSL_SAI_CR4_FCONT BIT(28)
135#define FSL_SAI_CR4_FCOMB_SHIFT BIT(26)
136#define FSL_SAI_CR4_FCOMB_SOFT BIT(27)
137#define FSL_SAI_CR4_FCOMB_MASK (0x3 << 26)
138#define FSL_SAI_CR4_FPACK_8 (0x2 << 24)
139#define FSL_SAI_CR4_FPACK_16 (0x3 << 24)
140#define FSL_SAI_CR4_FRSZ(x) (((x) - 1) << 16)
141#define FSL_SAI_CR4_FRSZ_MASK (0x1f << 16)
142#define FSL_SAI_CR4_SYWD(x) (((x) - 1) << 8)
143#define FSL_SAI_CR4_SYWD_MASK (0x1f << 8)
144#define FSL_SAI_CR4_CHMOD BIT(5)
145#define FSL_SAI_CR4_CHMOD_MASK BIT(5)
146#define FSL_SAI_CR4_MF BIT(4)
147#define FSL_SAI_CR4_FSE BIT(3)
148#define FSL_SAI_CR4_FSP BIT(1)
149#define FSL_SAI_CR4_FSD_MSTR BIT(0)
150
151
152#define FSL_SAI_CR5_WNW(x) (((x) - 1) << 24)
153#define FSL_SAI_CR5_WNW_MASK (0x1f << 24)
154#define FSL_SAI_CR5_W0W(x) (((x) - 1) << 16)
155#define FSL_SAI_CR5_W0W_MASK (0x1f << 16)
156#define FSL_SAI_CR5_FBT(x) ((x) << 8)
157#define FSL_SAI_CR5_FBT_MASK (0x1f << 8)
158
159
160#define FSL_SAI_MCTL_MCLK_EN BIT(30)
161#define FSL_SAI_MCTL_MSEL_MASK (0x3 << 24)
162#define FSL_SAI_MCTL_MSEL(ID) ((ID) << 24)
163#define FSL_SAI_MCTL_MSEL_BUS 0
164#define FSL_SAI_MCTL_MSEL_MCLK1 BIT(24)
165#define FSL_SAI_MCTL_MSEL_MCLK2 BIT(25)
166#define FSL_SAI_MCTL_MSEL_MCLK3 (BIT(24) | BIT(25))
167#define FSL_SAI_MCTL_DIV_EN BIT(23)
168#define FSL_SAI_MCTL_DIV_MASK 0xFF
169
170
171#define FSL_SAI_VERID_MAJOR_SHIFT 24
172#define FSL_SAI_VERID_MAJOR_MASK GENMASK(31, 24)
173#define FSL_SAI_VERID_MINOR_SHIFT 16
174#define FSL_SAI_VERID_MINOR_MASK GENMASK(23, 16)
175#define FSL_SAI_VERID_FEATURE_SHIFT 0
176#define FSL_SAI_VERID_FEATURE_MASK GENMASK(15, 0)
177#define FSL_SAI_VERID_EFIFO_EN BIT(0)
178#define FSL_SAI_VERID_TSTMP_EN BIT(1)
179
180
181#define FSL_SAI_PARAM_SPF_SHIFT 16
182#define FSL_SAI_PARAM_SPF_MASK GENMASK(19, 16)
183#define FSL_SAI_PARAM_WPF_SHIFT 8
184#define FSL_SAI_PARAM_WPF_MASK GENMASK(11, 8)
185#define FSL_SAI_PARAM_DLN_MASK GENMASK(3, 0)
186
187
188#define FSL_SAI_MDIV_MASK 0xFFFFF
189
190
191#define FSL_SAI_xTCTL_TSEN BIT(0)
192#define FSL_SAI_xTCTL_TSINC BIT(1)
193#define FSL_SAI_xTCTL_RTSC BIT(8)
194#define FSL_SAI_xTCTL_RBC BIT(9)
195
196
197#define FSL_SAI_DMA BIT(0)
198#define FSL_SAI_USE_AC97 BIT(1)
199#define FSL_SAI_NET BIT(2)
200#define FSL_SAI_TRA_SYN BIT(3)
201#define FSL_SAI_REC_SYN BIT(4)
202#define FSL_SAI_USE_I2S_SLAVE BIT(5)
203
204#define FSL_FMT_TRANSMITTER 0
205#define FSL_FMT_RECEIVER 1
206
207
208#define FSL_SAI_CLK_BUS 0
209#define FSL_SAI_CLK_MAST1 1
210#define FSL_SAI_CLK_MAST2 2
211#define FSL_SAI_CLK_MAST3 3
212
213#define FSL_SAI_MCLK_MAX 4
214
215
216#define FSL_SAI_MAXBURST_TX 6
217#define FSL_SAI_MAXBURST_RX 6
218
219#define PMQOS_CPU_LATENCY BIT(0)
220
221struct fsl_sai_soc_data {
222 bool use_imx_pcm;
223 bool use_edma;
224 bool mclk0_is_mclk1;
225 unsigned int fifo_depth;
226 unsigned int reg_offset;
227 unsigned int flags;
228};
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237
238struct fsl_sai_verid {
239 u32 major;
240 u32 minor;
241 u32 feature;
242};
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249
250struct fsl_sai_param {
251 u32 slot_num;
252 u32 fifo_depth;
253 u32 dataline;
254};
255
256struct fsl_sai {
257 struct platform_device *pdev;
258 struct regmap *regmap;
259 struct clk *bus_clk;
260 struct clk *mclk_clk[FSL_SAI_MCLK_MAX];
261
262 bool is_slave_mode;
263 bool is_lsb_first;
264 bool is_dsp_mode;
265 bool synchronous[2];
266
267 unsigned int mclk_id[2];
268 unsigned int mclk_streams;
269 unsigned int slots;
270 unsigned int slot_width;
271 unsigned int bclk_ratio;
272
273 const struct fsl_sai_soc_data *soc_data;
274 struct snd_soc_dai_driver cpu_dai_drv;
275 struct snd_dmaengine_dai_dma_data dma_params_rx;
276 struct snd_dmaengine_dai_dma_data dma_params_tx;
277 struct fsl_sai_verid verid;
278 struct fsl_sai_param param;
279 struct pm_qos_request pm_qos_req;
280};
281
282#define TX 1
283#define RX 0
284
285#endif
286