1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Copyright (C) 2019 NXP
4 */
5
6 #ifndef _FSL_EASRC_H
7 #define _FSL_EASRC_H
8
9 #include <sound/asound.h>
10 #include <linux/dma/imx-dma.h>
11
12 #include "fsl_asrc_common.h"
13
14 /* EASRC Register Map */
15
16 /* ASRC Input Write FIFO */
17 #define REG_EASRC_WRFIFO(ctx) (0x000 + 4 * (ctx))
18 /* ASRC Output Read FIFO */
19 #define REG_EASRC_RDFIFO(ctx) (0x010 + 4 * (ctx))
20 /* ASRC Context Control */
21 #define REG_EASRC_CC(ctx) (0x020 + 4 * (ctx))
22 /* ASRC Context Control Extended 1 */
23 #define REG_EASRC_CCE1(ctx) (0x030 + 4 * (ctx))
24 /* ASRC Context Control Extended 2 */
25 #define REG_EASRC_CCE2(ctx) (0x040 + 4 * (ctx))
26 /* ASRC Control Input Access */
27 #define REG_EASRC_CIA(ctx) (0x050 + 4 * (ctx))
28 /* ASRC Datapath Processor Control Slot0 */
29 #define REG_EASRC_DPCS0R0(ctx) (0x060 + 4 * (ctx))
30 #define REG_EASRC_DPCS0R1(ctx) (0x070 + 4 * (ctx))
31 #define REG_EASRC_DPCS0R2(ctx) (0x080 + 4 * (ctx))
32 #define REG_EASRC_DPCS0R3(ctx) (0x090 + 4 * (ctx))
33 /* ASRC Datapath Processor Control Slot1 */
34 #define REG_EASRC_DPCS1R0(ctx) (0x0A0 + 4 * (ctx))
35 #define REG_EASRC_DPCS1R1(ctx) (0x0B0 + 4 * (ctx))
36 #define REG_EASRC_DPCS1R2(ctx) (0x0C0 + 4 * (ctx))
37 #define REG_EASRC_DPCS1R3(ctx) (0x0D0 + 4 * (ctx))
38 /* ASRC Context Output Control */
39 #define REG_EASRC_COC(ctx) (0x0E0 + 4 * (ctx))
40 /* ASRC Control Output Access */
41 #define REG_EASRC_COA(ctx) (0x0F0 + 4 * (ctx))
42 /* ASRC Sample FIFO Status */
43 #define REG_EASRC_SFS(ctx) (0x100 + 4 * (ctx))
44 /* ASRC Resampling Ratio Low */
45 #define REG_EASRC_RRL(ctx) (0x110 + 8 * (ctx))
46 /* ASRC Resampling Ratio High */
47 #define REG_EASRC_RRH(ctx) (0x114 + 8 * (ctx))
48 /* ASRC Resampling Ratio Update Control */
49 #define REG_EASRC_RUC(ctx) (0x130 + 4 * (ctx))
50 /* ASRC Resampling Ratio Update Rate */
51 #define REG_EASRC_RUR(ctx) (0x140 + 4 * (ctx))
52 /* ASRC Resampling Center Tap Coefficient Low */
53 #define REG_EASRC_RCTCL (0x150)
54 /* ASRC Resampling Center Tap Coefficient High */
55 #define REG_EASRC_RCTCH (0x154)
56 /* ASRC Prefilter Coefficient FIFO */
57 #define REG_EASRC_PCF(ctx) (0x160 + 4 * (ctx))
58 /* ASRC Context Resampling Coefficient Memory */
59 #define REG_EASRC_CRCM 0x170
60 /* ASRC Context Resampling Coefficient Control*/
61 #define REG_EASRC_CRCC 0x174
62 /* ASRC Interrupt Control */
63 #define REG_EASRC_IRQC 0x178
64 /* ASRC Interrupt Status Flags */
65 #define REG_EASRC_IRQF 0x17C
66 /* ASRC Channel Status 0 */
67 #define REG_EASRC_CS0(ctx) (0x180 + 4 * (ctx))
68 /* ASRC Channel Status 1 */
69 #define REG_EASRC_CS1(ctx) (0x190 + 4 * (ctx))
70 /* ASRC Channel Status 2 */
71 #define REG_EASRC_CS2(ctx) (0x1A0 + 4 * (ctx))
72 /* ASRC Channel Status 3 */
73 #define REG_EASRC_CS3(ctx) (0x1B0 + 4 * (ctx))
74 /* ASRC Channel Status 4 */
75 #define REG_EASRC_CS4(ctx) (0x1C0 + 4 * (ctx))
76 /* ASRC Channel Status 5 */
77 #define REG_EASRC_CS5(ctx) (0x1D0 + 4 * (ctx))
78 /* ASRC Debug Control Register */
79 #define REG_EASRC_DBGC 0x1E0
80 /* ASRC Debug Status Register */
81 #define REG_EASRC_DBGS 0x1E4
82
83 #define REG_EASRC_FIFO(x, ctx) (x == IN ? REG_EASRC_WRFIFO(ctx) \
84 : REG_EASRC_RDFIFO(ctx))
85
86 /* ASRC Context Control (CC) */
87 #define EASRC_CC_EN_SHIFT 31
88 #define EASRC_CC_EN_MASK BIT(EASRC_CC_EN_SHIFT)
89 #define EASRC_CC_EN BIT(EASRC_CC_EN_SHIFT)
90 #define EASRC_CC_STOP_SHIFT 29
91 #define EASRC_CC_STOP_MASK BIT(EASRC_CC_STOP_SHIFT)
92 #define EASRC_CC_STOP BIT(EASRC_CC_STOP_SHIFT)
93 #define EASRC_CC_FWMDE_SHIFT 28
94 #define EASRC_CC_FWMDE_MASK BIT(EASRC_CC_FWMDE_SHIFT)
95 #define EASRC_CC_FWMDE BIT(EASRC_CC_FWMDE_SHIFT)
96 #define EASRC_CC_FIFO_WTMK_SHIFT 16
97 #define EASRC_CC_FIFO_WTMK_WIDTH 7
98 #define EASRC_CC_FIFO_WTMK_MASK ((BIT(EASRC_CC_FIFO_WTMK_WIDTH) - 1) \
99 << EASRC_CC_FIFO_WTMK_SHIFT)
100 #define EASRC_CC_FIFO_WTMK(v) (((v) << EASRC_CC_FIFO_WTMK_SHIFT) \
101 & EASRC_CC_FIFO_WTMK_MASK)
102 #define EASRC_CC_SAMPLE_POS_SHIFT 11
103 #define EASRC_CC_SAMPLE_POS_WIDTH 5
104 #define EASRC_CC_SAMPLE_POS_MASK ((BIT(EASRC_CC_SAMPLE_POS_WIDTH) - 1) \
105 << EASRC_CC_SAMPLE_POS_SHIFT)
106 #define EASRC_CC_SAMPLE_POS(v) (((v) << EASRC_CC_SAMPLE_POS_SHIFT) \
107 & EASRC_CC_SAMPLE_POS_MASK)
108 #define EASRC_CC_ENDIANNESS_SHIFT 10
109 #define EASRC_CC_ENDIANNESS_MASK BIT(EASRC_CC_ENDIANNESS_SHIFT)
110 #define EASRC_CC_ENDIANNESS BIT(EASRC_CC_ENDIANNESS_SHIFT)
111 #define EASRC_CC_BPS_SHIFT 8
112 #define EASRC_CC_BPS_WIDTH 2
113 #define EASRC_CC_BPS_MASK ((BIT(EASRC_CC_BPS_WIDTH) - 1) \
114 << EASRC_CC_BPS_SHIFT)
115 #define EASRC_CC_BPS(v) (((v) << EASRC_CC_BPS_SHIFT) \
116 & EASRC_CC_BPS_MASK)
117 #define EASRC_CC_FMT_SHIFT 7
118 #define EASRC_CC_FMT_MASK BIT(EASRC_CC_FMT_SHIFT)
119 #define EASRC_CC_FMT BIT(EASRC_CC_FMT_SHIFT)
120 #define EASRC_CC_INSIGN_SHIFT 6
121 #define EASRC_CC_INSIGN_MASK BIT(EASRC_CC_INSIGN_SHIFT)
122 #define EASRC_CC_INSIGN BIT(EASRC_CC_INSIGN_SHIFT)
123 #define EASRC_CC_CHEN_SHIFT 0
124 #define EASRC_CC_CHEN_WIDTH 5
125 #define EASRC_CC_CHEN_MASK ((BIT(EASRC_CC_CHEN_WIDTH) - 1) \
126 << EASRC_CC_CHEN_SHIFT)
127 #define EASRC_CC_CHEN(v) (((v) << EASRC_CC_CHEN_SHIFT) \
128 & EASRC_CC_CHEN_MASK)
129
130 /* ASRC Context Control Extended 1 (CCE1) */
131 #define EASRC_CCE1_COEF_WS_SHIFT 25
132 #define EASRC_CCE1_COEF_WS_MASK BIT(EASRC_CCE1_COEF_WS_SHIFT)
133 #define EASRC_CCE1_COEF_WS BIT(EASRC_CCE1_COEF_WS_SHIFT)
134 #define EASRC_CCE1_COEF_MEM_RST_SHIFT 24
135 #define EASRC_CCE1_COEF_MEM_RST_MASK BIT(EASRC_CCE1_COEF_MEM_RST_SHIFT)
136 #define EASRC_CCE1_COEF_MEM_RST BIT(EASRC_CCE1_COEF_MEM_RST_SHIFT)
137 #define EASRC_CCE1_PF_EXP_SHIFT 16
138 #define EASRC_CCE1_PF_EXP_WIDTH 8
139 #define EASRC_CCE1_PF_EXP_MASK ((BIT(EASRC_CCE1_PF_EXP_WIDTH) - 1) \
140 << EASRC_CCE1_PF_EXP_SHIFT)
141 #define EASRC_CCE1_PF_EXP(v) (((v) << EASRC_CCE1_PF_EXP_SHIFT) \
142 & EASRC_CCE1_PF_EXP_MASK)
143 #define EASRC_CCE1_PF_ST1_WBFP_SHIFT 9
144 #define EASRC_CCE1_PF_ST1_WBFP_MASK BIT(EASRC_CCE1_PF_ST1_WBFP_SHIFT)
145 #define EASRC_CCE1_PF_ST1_WBFP BIT(EASRC_CCE1_PF_ST1_WBFP_SHIFT)
146 #define EASRC_CCE1_PF_TSEN_SHIFT 8
147 #define EASRC_CCE1_PF_TSEN_MASK BIT(EASRC_CCE1_PF_TSEN_SHIFT)
148 #define EASRC_CCE1_PF_TSEN BIT(EASRC_CCE1_PF_TSEN_SHIFT)
149 #define EASRC_CCE1_RS_BYPASS_SHIFT 7
150 #define EASRC_CCE1_RS_BYPASS_MASK BIT(EASRC_CCE1_RS_BYPASS_SHIFT)
151 #define EASRC_CCE1_RS_BYPASS BIT(EASRC_CCE1_RS_BYPASS_SHIFT)
152 #define EASRC_CCE1_PF_BYPASS_SHIFT 6
153 #define EASRC_CCE1_PF_BYPASS_MASK BIT(EASRC_CCE1_PF_BYPASS_SHIFT)
154 #define EASRC_CCE1_PF_BYPASS BIT(EASRC_CCE1_PF_BYPASS_SHIFT)
155 #define EASRC_CCE1_RS_STOP_SHIFT 5
156 #define EASRC_CCE1_RS_STOP_MASK BIT(EASRC_CCE1_RS_STOP_SHIFT)
157 #define EASRC_CCE1_RS_STOP BIT(EASRC_CCE1_RS_STOP_SHIFT)
158 #define EASRC_CCE1_PF_STOP_SHIFT 4
159 #define EASRC_CCE1_PF_STOP_MASK BIT(EASRC_CCE1_PF_STOP_SHIFT)
160 #define EASRC_CCE1_PF_STOP BIT(EASRC_CCE1_PF_STOP_SHIFT)
161 #define EASRC_CCE1_RS_INIT_SHIFT 2
162 #define EASRC_CCE1_RS_INIT_WIDTH 2
163 #define EASRC_CCE1_RS_INIT_MASK ((BIT(EASRC_CCE1_RS_INIT_WIDTH) - 1) \
164 << EASRC_CCE1_RS_INIT_SHIFT)
165 #define EASRC_CCE1_RS_INIT(v) (((v) << EASRC_CCE1_RS_INIT_SHIFT) \
166 & EASRC_CCE1_RS_INIT_MASK)
167 #define EASRC_CCE1_PF_INIT_SHIFT 0
168 #define EASRC_CCE1_PF_INIT_WIDTH 2
169 #define EASRC_CCE1_PF_INIT_MASK ((BIT(EASRC_CCE1_PF_INIT_WIDTH) - 1) \
170 << EASRC_CCE1_PF_INIT_SHIFT)
171 #define EASRC_CCE1_PF_INIT(v) (((v) << EASRC_CCE1_PF_INIT_SHIFT) \
172 & EASRC_CCE1_PF_INIT_MASK)
173
174 /* ASRC Context Control Extended 2 (CCE2) */
175 #define EASRC_CCE2_ST2_TAPS_SHIFT 16
176 #define EASRC_CCE2_ST2_TAPS_WIDTH 9
177 #define EASRC_CCE2_ST2_TAPS_MASK ((BIT(EASRC_CCE2_ST2_TAPS_WIDTH) - 1) \
178 << EASRC_CCE2_ST2_TAPS_SHIFT)
179 #define EASRC_CCE2_ST2_TAPS(v) (((v) << EASRC_CCE2_ST2_TAPS_SHIFT) \
180 & EASRC_CCE2_ST2_TAPS_MASK)
181 #define EASRC_CCE2_ST1_TAPS_SHIFT 0
182 #define EASRC_CCE2_ST1_TAPS_WIDTH 9
183 #define EASRC_CCE2_ST1_TAPS_MASK ((BIT(EASRC_CCE2_ST1_TAPS_WIDTH) - 1) \
184 << EASRC_CCE2_ST1_TAPS_SHIFT)
185 #define EASRC_CCE2_ST1_TAPS(v) (((v) << EASRC_CCE2_ST1_TAPS_SHIFT) \
186 & EASRC_CCE2_ST1_TAPS_MASK)
187
188 /* ASRC Control Input Access (CIA) */
189 #define EASRC_CIA_ITER_SHIFT 16
190 #define EASRC_CIA_ITER_WIDTH 6
191 #define EASRC_CIA_ITER_MASK ((BIT(EASRC_CIA_ITER_WIDTH) - 1) \
192 << EASRC_CIA_ITER_SHIFT)
193 #define EASRC_CIA_ITER(v) (((v) << EASRC_CIA_ITER_SHIFT) \
194 & EASRC_CIA_ITER_MASK)
195 #define EASRC_CIA_GRLEN_SHIFT 8
196 #define EASRC_CIA_GRLEN_WIDTH 6
197 #define EASRC_CIA_GRLEN_MASK ((BIT(EASRC_CIA_GRLEN_WIDTH) - 1) \
198 << EASRC_CIA_GRLEN_SHIFT)
199 #define EASRC_CIA_GRLEN(v) (((v) << EASRC_CIA_GRLEN_SHIFT) \
200 & EASRC_CIA_GRLEN_MASK)
201 #define EASRC_CIA_ACCLEN_SHIFT 0
202 #define EASRC_CIA_ACCLEN_WIDTH 6
203 #define EASRC_CIA_ACCLEN_MASK ((BIT(EASRC_CIA_ACCLEN_WIDTH) - 1) \
204 << EASRC_CIA_ACCLEN_SHIFT)
205 #define EASRC_CIA_ACCLEN(v) (((v) << EASRC_CIA_ACCLEN_SHIFT) \
206 & EASRC_CIA_ACCLEN_MASK)
207
208 /* ASRC Datapath Processor Control Slot0 Register0 (DPCS0R0) */
209 #define EASRC_DPCS0R0_MAXCH_SHIFT 24
210 #define EASRC_DPCS0R0_MAXCH_WIDTH 5
211 #define EASRC_DPCS0R0_MAXCH_MASK ((BIT(EASRC_DPCS0R0_MAXCH_WIDTH) - 1) \
212 << EASRC_DPCS0R0_MAXCH_SHIFT)
213 #define EASRC_DPCS0R0_MAXCH(v) (((v) << EASRC_DPCS0R0_MAXCH_SHIFT) \
214 & EASRC_DPCS0R0_MAXCH_MASK)
215 #define EASRC_DPCS0R0_MINCH_SHIFT 16
216 #define EASRC_DPCS0R0_MINCH_WIDTH 5
217 #define EASRC_DPCS0R0_MINCH_MASK ((BIT(EASRC_DPCS0R0_MINCH_WIDTH) - 1) \
218 << EASRC_DPCS0R0_MINCH_SHIFT)
219 #define EASRC_DPCS0R0_MINCH(v) (((v) << EASRC_DPCS0R0_MINCH_SHIFT) \
220 & EASRC_DPCS0R0_MINCH_MASK)
221 #define EASRC_DPCS0R0_NUMCH_SHIFT 8
222 #define EASRC_DPCS0R0_NUMCH_WIDTH 5
223 #define EASRC_DPCS0R0_NUMCH_MASK ((BIT(EASRC_DPCS0R0_NUMCH_WIDTH) - 1) \
224 << EASRC_DPCS0R0_NUMCH_SHIFT)
225 #define EASRC_DPCS0R0_NUMCH(v) (((v) << EASRC_DPCS0R0_NUMCH_SHIFT) \
226 & EASRC_DPCS0R0_NUMCH_MASK)
227 #define EASRC_DPCS0R0_CTXNUM_SHIFT 1
228 #define EASRC_DPCS0R0_CTXNUM_WIDTH 2
229 #define EASRC_DPCS0R0_CTXNUM_MASK ((BIT(EASRC_DPCS0R0_CTXNUM_WIDTH) - 1) \
230 << EASRC_DPCS0R0_CTXNUM_SHIFT)
231 #define EASRC_DPCS0R0_CTXNUM(v) (((v) << EASRC_DPCS0R0_CTXNUM_SHIFT) \
232 & EASRC_DPCS0R0_CTXNUM_MASK)
233 #define EASRC_DPCS0R0_EN_SHIFT 0
234 #define EASRC_DPCS0R0_EN_MASK BIT(EASRC_DPCS0R0_EN_SHIFT)
235 #define EASRC_DPCS0R0_EN BIT(EASRC_DPCS0R0_EN_SHIFT)
236
237 /* ASRC Datapath Processor Control Slot0 Register1 (DPCS0R1) */
238 #define EASRC_DPCS0R1_ST1_EXP_SHIFT 0
239 #define EASRC_DPCS0R1_ST1_EXP_WIDTH 13
240 #define EASRC_DPCS0R1_ST1_EXP_MASK ((BIT(EASRC_DPCS0R1_ST1_EXP_WIDTH) - 1) \
241 << EASRC_DPCS0R1_ST1_EXP_SHIFT)
242 #define EASRC_DPCS0R1_ST1_EXP(v) (((v) << EASRC_DPCS0R1_ST1_EXP_SHIFT) \
243 & EASRC_DPCS0R1_ST1_EXP_MASK)
244
245 /* ASRC Datapath Processor Control Slot0 Register2 (DPCS0R2) */
246 #define EASRC_DPCS0R2_ST1_MA_SHIFT 16
247 #define EASRC_DPCS0R2_ST1_MA_WIDTH 13
248 #define EASRC_DPCS0R2_ST1_MA_MASK ((BIT(EASRC_DPCS0R2_ST1_MA_WIDTH) - 1) \
249 << EASRC_DPCS0R2_ST1_MA_SHIFT)
250 #define EASRC_DPCS0R2_ST1_MA(v) (((v) << EASRC_DPCS0R2_ST1_MA_SHIFT) \
251 & EASRC_DPCS0R2_ST1_MA_MASK)
252 #define EASRC_DPCS0R2_ST1_SA_SHIFT 0
253 #define EASRC_DPCS0R2_ST1_SA_WIDTH 13
254 #define EASRC_DPCS0R2_ST1_SA_MASK ((BIT(EASRC_DPCS0R2_ST1_SA_WIDTH) - 1) \
255 << EASRC_DPCS0R2_ST1_SA_SHIFT)
256 #define EASRC_DPCS0R2_ST1_SA(v) (((v) << EASRC_DPCS0R2_ST1_SA_SHIFT) \
257 & EASRC_DPCS0R2_ST1_SA_MASK)
258
259 /* ASRC Datapath Processor Control Slot0 Register3 (DPCS0R3) */
260 #define EASRC_DPCS0R3_ST2_MA_SHIFT 16
261 #define EASRC_DPCS0R3_ST2_MA_WIDTH 13
262 #define EASRC_DPCS0R3_ST2_MA_MASK ((BIT(EASRC_DPCS0R3_ST2_MA_WIDTH) - 1) \
263 << EASRC_DPCS0R3_ST2_MA_SHIFT)
264 #define EASRC_DPCS0R3_ST2_MA(v) (((v) << EASRC_DPCS0R3_ST2_MA_SHIFT) \
265 & EASRC_DPCS0R3_ST2_MA_MASK)
266 #define EASRC_DPCS0R3_ST2_SA_SHIFT 0
267 #define EASRC_DPCS0R3_ST2_SA_WIDTH 13
268 #define EASRC_DPCS0R3_ST2_SA_MASK ((BIT(EASRC_DPCS0R3_ST2_SA_WIDTH) - 1) \
269 << EASRC_DPCS0R3_ST2_SA_SHIFT)
270 #define EASRC_DPCS0R3_ST2_SA(v) (((v) << EASRC_DPCS0R3_ST2_SA_SHIFT) \
271 & EASRC_DPCS0R3_ST2_SA_MASK)
272
273 /* ASRC Context Output Control (COC) */
274 #define EASRC_COC_FWMDE_SHIFT 28
275 #define EASRC_COC_FWMDE_MASK BIT(EASRC_COC_FWMDE_SHIFT)
276 #define EASRC_COC_FWMDE BIT(EASRC_COC_FWMDE_SHIFT)
277 #define EASRC_COC_FIFO_WTMK_SHIFT 16
278 #define EASRC_COC_FIFO_WTMK_WIDTH 7
279 #define EASRC_COC_FIFO_WTMK_MASK ((BIT(EASRC_COC_FIFO_WTMK_WIDTH) - 1) \
280 << EASRC_COC_FIFO_WTMK_SHIFT)
281 #define EASRC_COC_FIFO_WTMK(v) (((v) << EASRC_COC_FIFO_WTMK_SHIFT) \
282 & EASRC_COC_FIFO_WTMK_MASK)
283 #define EASRC_COC_SAMPLE_POS_SHIFT 11
284 #define EASRC_COC_SAMPLE_POS_WIDTH 5
285 #define EASRC_COC_SAMPLE_POS_MASK ((BIT(EASRC_COC_SAMPLE_POS_WIDTH) - 1) \
286 << EASRC_COC_SAMPLE_POS_SHIFT)
287 #define EASRC_COC_SAMPLE_POS(v) (((v) << EASRC_COC_SAMPLE_POS_SHIFT) \
288 & EASRC_COC_SAMPLE_POS_MASK)
289 #define EASRC_COC_ENDIANNESS_SHIFT 10
290 #define EASRC_COC_ENDIANNESS_MASK BIT(EASRC_COC_ENDIANNESS_SHIFT)
291 #define EASRC_COC_ENDIANNESS BIT(EASRC_COC_ENDIANNESS_SHIFT)
292 #define EASRC_COC_BPS_SHIFT 8
293 #define EASRC_COC_BPS_WIDTH 2
294 #define EASRC_COC_BPS_MASK ((BIT(EASRC_COC_BPS_WIDTH) - 1) \
295 << EASRC_COC_BPS_SHIFT)
296 #define EASRC_COC_BPS(v) (((v) << EASRC_COC_BPS_SHIFT) \
297 & EASRC_COC_BPS_MASK)
298 #define EASRC_COC_FMT_SHIFT 7
299 #define EASRC_COC_FMT_MASK BIT(EASRC_COC_FMT_SHIFT)
300 #define EASRC_COC_FMT BIT(EASRC_COC_FMT_SHIFT)
301 #define EASRC_COC_OUTSIGN_SHIFT 6
302 #define EASRC_COC_OUTSIGN_MASK BIT(EASRC_COC_OUTSIGN_SHIFT)
303 #define EASRC_COC_OUTSIGN_OUT BIT(EASRC_COC_OUTSIGN_SHIFT)
304 #define EASRC_COC_IEC_VDATA_SHIFT 2
305 #define EASRC_COC_IEC_VDATA_MASK BIT(EASRC_COC_IEC_VDATA_SHIFT)
306 #define EASRC_COC_IEC_VDATA BIT(EASRC_COC_IEC_VDATA_SHIFT)
307 #define EASRC_COC_IEC_EN_SHIFT 1
308 #define EASRC_COC_IEC_EN_MASK BIT(EASRC_COC_IEC_EN_SHIFT)
309 #define EASRC_COC_IEC_EN BIT(EASRC_COC_IEC_EN_SHIFT)
310 #define EASRC_COC_DITHER_EN_SHIFT 0
311 #define EASRC_COC_DITHER_EN_MASK BIT(EASRC_COC_DITHER_EN_SHIFT)
312 #define EASRC_COC_DITHER_EN BIT(EASRC_COC_DITHER_EN_SHIFT)
313
314 /* ASRC Control Output Access (COA) */
315 #define EASRC_COA_ITER_SHIFT 16
316 #define EASRC_COA_ITER_WIDTH 6
317 #define EASRC_COA_ITER_MASK ((BIT(EASRC_COA_ITER_WIDTH) - 1) \
318 << EASRC_COA_ITER_SHIFT)
319 #define EASRC_COA_ITER(v) (((v) << EASRC_COA_ITER_SHIFT) \
320 & EASRC_COA_ITER_MASK)
321 #define EASRC_COA_GRLEN_SHIFT 8
322 #define EASRC_COA_GRLEN_WIDTH 6
323 #define EASRC_COA_GRLEN_MASK ((BIT(EASRC_COA_GRLEN_WIDTH) - 1) \
324 << EASRC_COA_GRLEN_SHIFT)
325 #define EASRC_COA_GRLEN(v) (((v) << EASRC_COA_GRLEN_SHIFT) \
326 & EASRC_COA_GRLEN_MASK)
327 #define EASRC_COA_ACCLEN_SHIFT 0
328 #define EASRC_COA_ACCLEN_WIDTH 6
329 #define EASRC_COA_ACCLEN_MASK ((BIT(EASRC_COA_ACCLEN_WIDTH) - 1) \
330 << EASRC_COA_ACCLEN_SHIFT)
331 #define EASRC_COA_ACCLEN(v) (((v) << EASRC_COA_ACCLEN_SHIFT) \
332 & EASRC_COA_ACCLEN_MASK)
333
334 /* ASRC Sample FIFO Status (SFS) */
335 #define EASRC_SFS_IWTMK_SHIFT 23
336 #define EASRC_SFS_IWTMK_MASK BIT(EASRC_SFS_IWTMK_SHIFT)
337 #define EASRC_SFS_IWTMK BIT(EASRC_SFS_IWTMK_SHIFT)
338 #define EASRC_SFS_NSGI_SHIFT 16
339 #define EASRC_SFS_NSGI_WIDTH 7
340 #define EASRC_SFS_NSGI_MASK ((BIT(EASRC_SFS_NSGI_WIDTH) - 1) \
341 << EASRC_SFS_NSGI_SHIFT)
342 #define EASRC_SFS_NSGI(v) (((v) << EASRC_SFS_NSGI_SHIFT) \
343 & EASRC_SFS_NSGI_MASK)
344 #define EASRC_SFS_OWTMK_SHIFT 7
345 #define EASRC_SFS_OWTMK_MASK BIT(EASRC_SFS_OWTMK_SHIFT)
346 #define EASRC_SFS_OWTMK BIT(EASRC_SFS_OWTMK_SHIFT)
347 #define EASRC_SFS_NSGO_SHIFT 0
348 #define EASRC_SFS_NSGO_WIDTH 7
349 #define EASRC_SFS_NSGO_MASK ((BIT(EASRC_SFS_NSGO_WIDTH) - 1) \
350 << EASRC_SFS_NSGO_SHIFT)
351 #define EASRC_SFS_NSGO(v) (((v) << EASRC_SFS_NSGO_SHIFT) \
352 & EASRC_SFS_NSGO_MASK)
353
354 /* ASRC Resampling Ratio Low (RRL) */
355 #define EASRC_RRL_RS_RL_SHIFT 0
356 #define EASRC_RRL_RS_RL_WIDTH 32
357 #define EASRC_RRL_RS_RL(v) ((v) << EASRC_RRL_RS_RL_SHIFT)
358
359 /* ASRC Resampling Ratio High (RRH) */
360 #define EASRC_RRH_RS_VLD_SHIFT 31
361 #define EASRC_RRH_RS_VLD_MASK BIT(EASRC_RRH_RS_VLD_SHIFT)
362 #define EASRC_RRH_RS_VLD BIT(EASRC_RRH_RS_VLD_SHIFT)
363 #define EASRC_RRH_RS_RH_SHIFT 0
364 #define EASRC_RRH_RS_RH_WIDTH 12
365 #define EASRC_RRH_RS_RH_MASK ((BIT(EASRC_RRH_RS_RH_WIDTH) - 1) \
366 << EASRC_RRH_RS_RH_SHIFT)
367 #define EASRC_RRH_RS_RH(v) (((v) << EASRC_RRH_RS_RH_SHIFT) \
368 & EASRC_RRH_RS_RH_MASK)
369
370 /* ASRC Resampling Ratio Update Control (RSUC) */
371 #define EASRC_RSUC_RS_RM_SHIFT 0
372 #define EASRC_RSUC_RS_RM_WIDTH 32
373 #define EASRC_RSUC_RS_RM(v) ((v) << EASRC_RSUC_RS_RM_SHIFT)
374
375 /* ASRC Resampling Ratio Update Rate (RRUR) */
376 #define EASRC_RRUR_RRR_SHIFT 0
377 #define EASRC_RRUR_RRR_WIDTH 31
378 #define EASRC_RRUR_RRR_MASK ((BIT(EASRC_RRUR_RRR_WIDTH) - 1) \
379 << EASRC_RRUR_RRR_SHIFT)
380 #define EASRC_RRUR_RRR(v) (((v) << EASRC_RRUR_RRR_SHIFT) \
381 & EASRC_RRUR_RRR_MASK)
382
383 /* ASRC Resampling Center Tap Coefficient Low (RCTCL) */
384 #define EASRC_RCTCL_RS_CL_SHIFT 0
385 #define EASRC_RCTCL_RS_CL_WIDTH 32
386 #define EASRC_RCTCL_RS_CL(v) ((v) << EASRC_RCTCL_RS_CL_SHIFT)
387
388 /* ASRC Resampling Center Tap Coefficient High (RCTCH) */
389 #define EASRC_RCTCH_RS_CH_SHIFT 0
390 #define EASRC_RCTCH_RS_CH_WIDTH 32
391 #define EASRC_RCTCH_RS_CH(v) ((v) << EASRC_RCTCH_RS_CH_SHIFT)
392
393 /* ASRC Prefilter Coefficient FIFO (PCF) */
394 #define EASRC_PCF_CD_SHIFT 0
395 #define EASRC_PCF_CD_WIDTH 32
396 #define EASRC_PCF_CD(v) ((v) << EASRC_PCF_CD_SHIFT)
397
398 /* ASRC Context Resampling Coefficient Memory (CRCM) */
399 #define EASRC_CRCM_RS_CWD_SHIFT 0
400 #define EASRC_CRCM_RS_CWD_WIDTH 32
401 #define EASRC_CRCM_RS_CWD(v) ((v) << EASRC_CRCM_RS_CWD_SHIFT)
402
403 /* ASRC Context Resampling Coefficient Control (CRCC) */
404 #define EASRC_CRCC_RS_CA_SHIFT 16
405 #define EASRC_CRCC_RS_CA_WIDTH 11
406 #define EASRC_CRCC_RS_CA_MASK ((BIT(EASRC_CRCC_RS_CA_WIDTH) - 1) \
407 << EASRC_CRCC_RS_CA_SHIFT)
408 #define EASRC_CRCC_RS_CA(v) (((v) << EASRC_CRCC_RS_CA_SHIFT) \
409 & EASRC_CRCC_RS_CA_MASK)
410 #define EASRC_CRCC_RS_TAPS_SHIFT 1
411 #define EASRC_CRCC_RS_TAPS_WIDTH 2
412 #define EASRC_CRCC_RS_TAPS_MASK ((BIT(EASRC_CRCC_RS_TAPS_WIDTH) - 1) \
413 << EASRC_CRCC_RS_TAPS_SHIFT)
414 #define EASRC_CRCC_RS_TAPS(v) (((v) << EASRC_CRCC_RS_TAPS_SHIFT) \
415 & EASRC_CRCC_RS_TAPS_MASK)
416 #define EASRC_CRCC_RS_CPR_SHIFT 0
417 #define EASRC_CRCC_RS_CPR_MASK BIT(EASRC_CRCC_RS_CPR_SHIFT)
418 #define EASRC_CRCC_RS_CPR BIT(EASRC_CRCC_RS_CPR_SHIFT)
419
420 /* ASRC Interrupt_Control (IC) */
421 #define EASRC_IRQC_RSDM_SHIFT 8
422 #define EASRC_IRQC_RSDM_WIDTH 4
423 #define EASRC_IRQC_RSDM_MASK ((BIT(EASRC_IRQC_RSDM_WIDTH) - 1) \
424 << EASRC_IRQC_RSDM_SHIFT)
425 #define EASRC_IRQC_RSDM(v) (((v) << EASRC_IRQC_RSDM_SHIFT) \
426 & EASRC_IRQC_RSDM_MASK)
427 #define EASRC_IRQC_OERM_SHIFT 4
428 #define EASRC_IRQC_OERM_WIDTH 4
429 #define EASRC_IRQC_OERM_MASK ((BIT(EASRC_IRQC_OERM_WIDTH) - 1) \
430 << EASRC_IRQC_OERM_SHIFT)
431 #define EASRC_IRQC_OERM(v) (((v) << EASRC_IRQC_OERM_SHIFT) \
432 & EASRC_IEQC_OERM_MASK)
433 #define EASRC_IRQC_IOM_SHIFT 0
434 #define EASRC_IRQC_IOM_WIDTH 4
435 #define EASRC_IRQC_IOM_MASK ((BIT(EASRC_IRQC_IOM_WIDTH) - 1) \
436 << EASRC_IRQC_IOM_SHIFT)
437 #define EASRC_IRQC_IOM(v) (((v) << EASRC_IRQC_IOM_SHIFT) \
438 & EASRC_IRQC_IOM_MASK)
439
440 /* ASRC Interrupt Status Flags (ISF) */
441 #define EASRC_IRQF_RSD_SHIFT 8
442 #define EASRC_IRQF_RSD_WIDTH 4
443 #define EASRC_IRQF_RSD_MASK ((BIT(EASRC_IRQF_RSD_WIDTH) - 1) \
444 << EASRC_IRQF_RSD_SHIFT)
445 #define EASRC_IRQF_RSD(v) (((v) << EASRC_IRQF_RSD_SHIFT) \
446 & EASRC_IRQF_RSD_MASK)
447 #define EASRC_IRQF_OER_SHIFT 4
448 #define EASRC_IRQF_OER_WIDTH 4
449 #define EASRC_IRQF_OER_MASK ((BIT(EASRC_IRQF_OER_WIDTH) - 1) \
450 << EASRC_IRQF_OER_SHIFT)
451 #define EASRC_IRQF_OER(v) (((v) << EASRC_IRQF_OER_SHIFT) \
452 & EASRC_IRQF_OER_MASK)
453 #define EASRC_IRQF_IFO_SHIFT 0
454 #define EASRC_IRQF_IFO_WIDTH 4
455 #define EASRC_IRQF_IFO_MASK ((BIT(EASRC_IRQF_IFO_WIDTH) - 1) \
456 << EASRC_IRQF_IFO_SHIFT)
457 #define EASRC_IRQF_IFO(v) (((v) << EASRC_IRQF_IFO_SHIFT) \
458 & EASRC_IRQF_IFO_MASK)
459
460 /* ASRC Context Channel STAT */
461 #define EASRC_CSx_CSx_SHIFT 0
462 #define EASRC_CSx_CSx_WIDTH 32
463 #define EASRC_CSx_CSx(v) ((v) << EASRC_CSx_CSx_SHIFT)
464
465 /* ASRC Debug Control Register */
466 #define EASRC_DBGC_DMS_SHIFT 0
467 #define EASRC_DBGC_DMS_WIDTH 6
468 #define EASRC_DBGC_DMS_MASK ((BIT(EASRC_DBGC_DMS_WIDTH) - 1) \
469 << EASRC_DBGC_DMS_SHIFT)
470 #define EASRC_DBGC_DMS(v) (((v) << EASRC_DBGC_DMS_SHIFT) \
471 & EASRC_DBGC_DMS_MASK)
472
473 /* ASRC Debug Status Register */
474 #define EASRC_DBGS_DS_SHIFT 0
475 #define EASRC_DBGS_DS_WIDTH 32
476 #define EASRC_DBGS_DS(v) ((v) << EASRC_DBGS_DS_SHIFT)
477
478 /* General Constants */
479 #define EASRC_CTX_MAX_NUM 4
480 #define EASRC_RS_COEFF_MEM 0
481 #define EASRC_PF_COEFF_MEM 1
482
483 /* Prefilter constants */
484 #define EASRC_PF_ST1_ONLY 0
485 #define EASRC_PF_TWO_STAGE_MODE 1
486 #define EASRC_PF_ST1_COEFF_WR 0
487 #define EASRC_PF_ST2_COEFF_WR 1
488 #define EASRC_MAX_PF_TAPS 384
489
490 /* Resampling constants */
491 #define EASRC_RS_32_TAPS 0
492 #define EASRC_RS_64_TAPS 1
493 #define EASRC_RS_128_TAPS 2
494
495 /* Initialization mode */
496 #define EASRC_INIT_MODE_SW_CONTROL 0
497 #define EASRC_INIT_MODE_REPLICATE 1
498 #define EASRC_INIT_MODE_ZERO_FILL 2
499
500 /* FIFO watermarks */
501 #define FSL_EASRC_INPUTFIFO_WML 0x4
502 #define FSL_EASRC_OUTPUTFIFO_WML 0x1
503
504 #define EASRC_INPUTFIFO_THRESHOLD_MIN 0
505 #define EASRC_INPUTFIFO_THRESHOLD_MAX 127
506 #define EASRC_OUTPUTFIFO_THRESHOLD_MIN 0
507 #define EASRC_OUTPUTFIFO_THRESHOLD_MAX 63
508
509 #define EASRC_DMA_BUFFER_SIZE (1024 * 48 * 9)
510 #define EASRC_MAX_BUFFER_SIZE (1024 * 48)
511
512 #define FIRMWARE_MAGIC 0xDEAD
513 #define FIRMWARE_VERSION 1
514
515 #define PREFILTER_MEM_LEN 0x1800
516
517 enum easrc_word_width {
518 EASRC_WIDTH_16_BIT = 0,
519 EASRC_WIDTH_20_BIT = 1,
520 EASRC_WIDTH_24_BIT = 2,
521 EASRC_WIDTH_32_BIT = 3,
522 };
523
524 struct __attribute__((__packed__)) asrc_firmware_hdr {
525 u32 magic;
526 u32 interp_scen;
527 u32 prefil_scen;
528 u32 firmware_version;
529 };
530
531 struct __attribute__((__packed__)) interp_params {
532 u32 magic;
533 u32 num_taps;
534 u32 num_phases;
535 u64 center_tap;
536 u64 coeff[8192];
537 };
538
539 struct __attribute__((__packed__)) prefil_params {
540 u32 magic;
541 u32 insr;
542 u32 outsr;
543 u32 st1_taps;
544 u32 st2_taps;
545 u32 st1_exp;
546 u64 coeff[256];
547 };
548
549 struct dma_block {
550 void *dma_vaddr;
551 unsigned int length;
552 unsigned int max_buf_size;
553 };
554
555 struct fsl_easrc_data_fmt {
556 unsigned int width : 2;
557 unsigned int endianness : 1;
558 unsigned int unsign : 1;
559 unsigned int floating_point : 1;
560 unsigned int iec958: 1;
561 unsigned int sample_pos: 5;
562 unsigned int addexp;
563 };
564
565 struct fsl_easrc_io_params {
566 struct fsl_easrc_data_fmt fmt;
567 unsigned int group_len;
568 unsigned int iterations;
569 unsigned int access_len;
570 unsigned int fifo_wtmk;
571 unsigned int sample_rate;
572 snd_pcm_format_t sample_format;
573 unsigned int norm_rate;
574 };
575
576 struct fsl_easrc_slot {
577 bool busy;
578 int ctx_index;
579 int slot_index;
580 int num_channel; /* maximum is 8 */
581 int min_channel;
582 int max_channel;
583 int pf_mem_used;
584 };
585
586 /**
587 * fsl_easrc_ctx_priv: EASRC context private data
588 *
589 * @in_params: input parameter
590 * @out_params: output parameter
591 * @st1_num_taps: tap number of stage 1
592 * @st2_num_taps: tap number of stage 2
593 * @st1_num_exp: exponent number of stage 1
594 * @pf_init_mode: prefilter init mode
595 * @rs_init_mode: resample filter init mode
596 * @ctx_streams: stream flag of ctx
597 * @rs_ratio: resampler ratio
598 * @st1_coeff: pointer of stage 1 coeff
599 * @st2_coeff: pointer of stage 2 coeff
600 * @in_filled_sample: input filled sample
601 * @out_missed_sample: sample missed in output
602 * @st1_addexp: exponent added for stage1
603 * @st2_addexp: exponent added for stage2
604 */
605 struct fsl_easrc_ctx_priv {
606 struct fsl_easrc_io_params in_params;
607 struct fsl_easrc_io_params out_params;
608 unsigned int st1_num_taps;
609 unsigned int st2_num_taps;
610 unsigned int st1_num_exp;
611 unsigned int pf_init_mode;
612 unsigned int rs_init_mode;
613 unsigned int ctx_streams;
614 u64 rs_ratio;
615 u64 *st1_coeff;
616 u64 *st2_coeff;
617 int in_filled_sample;
618 int out_missed_sample;
619 int st1_addexp;
620 int st2_addexp;
621 };
622
623 /**
624 * fsl_easrc_priv: EASRC private data
625 *
626 * @slot: slot setting
627 * @firmware_hdr: the header of firmware
628 * @interp: pointer to interpolation filter coeff
629 * @prefil: pointer to prefilter coeff
630 * @fw: firmware of coeff table
631 * @fw_name: firmware name
632 * @rs_num_taps: resample filter taps, 32, 64, or 128
633 * @bps_iec958: bits per sample of iec958
634 * @rs_coeff: resampler coefficient
635 * @const_coeff: one tap prefilter coefficient
636 * @firmware_loaded: firmware is loaded
637 */
638 struct fsl_easrc_priv {
639 struct fsl_easrc_slot slot[EASRC_CTX_MAX_NUM][2];
640 struct asrc_firmware_hdr *firmware_hdr;
641 struct interp_params *interp;
642 struct prefil_params *prefil;
643 const struct firmware *fw;
644 const char *fw_name;
645 unsigned int rs_num_taps;
646 unsigned int bps_iec958[EASRC_CTX_MAX_NUM];
647 u64 *rs_coeff;
648 u64 const_coeff;
649 int firmware_loaded;
650 };
651 #endif /* _FSL_EASRC_H */
652
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