Commit | Line | Data |
---|---|---|
07ed873e MB |
1 | /* |
2 | * arizona.c - Wolfson Arizona class device shared support | |
3 | * | |
4 | * Copyright 2012 Wolfson Microelectronics plc | |
5 | * | |
6 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License version 2 as | |
10 | * published by the Free Software Foundation. | |
11 | */ | |
12 | ||
ddbce97c | 13 | #include <linux/delay.h> |
07ed873e MB |
14 | #include <linux/gcd.h> |
15 | #include <linux/module.h> | |
16 | #include <linux/pm_runtime.h> | |
17 | #include <sound/pcm.h> | |
18 | #include <sound/pcm_params.h> | |
19 | #include <sound/tlv.h> | |
20 | ||
21 | #include <linux/mfd/arizona/core.h> | |
b63144e6 | 22 | #include <linux/mfd/arizona/gpio.h> |
07ed873e MB |
23 | #include <linux/mfd/arizona/registers.h> |
24 | ||
25 | #include "arizona.h" | |
26 | ||
27 | #define ARIZONA_AIF_BCLK_CTRL 0x00 | |
28 | #define ARIZONA_AIF_TX_PIN_CTRL 0x01 | |
29 | #define ARIZONA_AIF_RX_PIN_CTRL 0x02 | |
30 | #define ARIZONA_AIF_RATE_CTRL 0x03 | |
31 | #define ARIZONA_AIF_FORMAT 0x04 | |
32 | #define ARIZONA_AIF_TX_BCLK_RATE 0x05 | |
33 | #define ARIZONA_AIF_RX_BCLK_RATE 0x06 | |
34 | #define ARIZONA_AIF_FRAME_CTRL_1 0x07 | |
35 | #define ARIZONA_AIF_FRAME_CTRL_2 0x08 | |
36 | #define ARIZONA_AIF_FRAME_CTRL_3 0x09 | |
37 | #define ARIZONA_AIF_FRAME_CTRL_4 0x0A | |
38 | #define ARIZONA_AIF_FRAME_CTRL_5 0x0B | |
39 | #define ARIZONA_AIF_FRAME_CTRL_6 0x0C | |
40 | #define ARIZONA_AIF_FRAME_CTRL_7 0x0D | |
41 | #define ARIZONA_AIF_FRAME_CTRL_8 0x0E | |
42 | #define ARIZONA_AIF_FRAME_CTRL_9 0x0F | |
43 | #define ARIZONA_AIF_FRAME_CTRL_10 0x10 | |
44 | #define ARIZONA_AIF_FRAME_CTRL_11 0x11 | |
45 | #define ARIZONA_AIF_FRAME_CTRL_12 0x12 | |
46 | #define ARIZONA_AIF_FRAME_CTRL_13 0x13 | |
47 | #define ARIZONA_AIF_FRAME_CTRL_14 0x14 | |
48 | #define ARIZONA_AIF_FRAME_CTRL_15 0x15 | |
49 | #define ARIZONA_AIF_FRAME_CTRL_16 0x16 | |
50 | #define ARIZONA_AIF_FRAME_CTRL_17 0x17 | |
51 | #define ARIZONA_AIF_FRAME_CTRL_18 0x18 | |
52 | #define ARIZONA_AIF_TX_ENABLES 0x19 | |
53 | #define ARIZONA_AIF_RX_ENABLES 0x1A | |
54 | #define ARIZONA_AIF_FORCE_WRITE 0x1B | |
55 | ||
d0800342 | 56 | #define ARIZONA_FLL_VCO_CORNER 141900000 |
87383ac5 CK |
57 | #define ARIZONA_FLL_MAX_FREF 13500000 |
58 | #define ARIZONA_FLL_MIN_FVCO 90000000 | |
d0800342 | 59 | #define ARIZONA_FLL_MAX_FRATIO 16 |
87383ac5 CK |
60 | #define ARIZONA_FLL_MAX_REFDIV 8 |
61 | #define ARIZONA_FLL_MIN_OUTDIV 2 | |
62 | #define ARIZONA_FLL_MAX_OUTDIV 7 | |
63 | ||
07ed873e MB |
64 | #define arizona_fll_err(_fll, fmt, ...) \ |
65 | dev_err(_fll->arizona->dev, "FLL%d: " fmt, _fll->id, ##__VA_ARGS__) | |
66 | #define arizona_fll_warn(_fll, fmt, ...) \ | |
67 | dev_warn(_fll->arizona->dev, "FLL%d: " fmt, _fll->id, ##__VA_ARGS__) | |
68 | #define arizona_fll_dbg(_fll, fmt, ...) \ | |
9092a6ea | 69 | dev_dbg(_fll->arizona->dev, "FLL%d: " fmt, _fll->id, ##__VA_ARGS__) |
07ed873e MB |
70 | |
71 | #define arizona_aif_err(_dai, fmt, ...) \ | |
72 | dev_err(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__) | |
73 | #define arizona_aif_warn(_dai, fmt, ...) \ | |
74 | dev_warn(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__) | |
75 | #define arizona_aif_dbg(_dai, fmt, ...) \ | |
9092a6ea | 76 | dev_dbg(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__) |
07ed873e | 77 | |
56447e13 MB |
78 | static int arizona_spk_ev(struct snd_soc_dapm_widget *w, |
79 | struct snd_kcontrol *kcontrol, | |
80 | int event) | |
81 | { | |
82 | struct snd_soc_codec *codec = w->codec; | |
83 | struct arizona *arizona = dev_get_drvdata(codec->dev->parent); | |
84 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); | |
85 | bool manual_ena = false; | |
f4a76e7c | 86 | int val; |
56447e13 MB |
87 | |
88 | switch (arizona->type) { | |
89 | case WM5102: | |
90 | switch (arizona->rev) { | |
91 | case 0: | |
92 | break; | |
93 | default: | |
94 | manual_ena = true; | |
95 | break; | |
96 | } | |
97 | default: | |
98 | break; | |
99 | } | |
100 | ||
101 | switch (event) { | |
102 | case SND_SOC_DAPM_PRE_PMU: | |
103 | if (!priv->spk_ena && manual_ena) { | |
3c43c695 | 104 | regmap_write_async(arizona->regmap, 0x4f5, 0x25a); |
56447e13 MB |
105 | priv->spk_ena_pending = true; |
106 | } | |
107 | break; | |
108 | case SND_SOC_DAPM_POST_PMU: | |
f4a76e7c MB |
109 | val = snd_soc_read(codec, ARIZONA_INTERRUPT_RAW_STATUS_3); |
110 | if (val & ARIZONA_SPK_SHUTDOWN_STS) { | |
111 | dev_crit(arizona->dev, | |
112 | "Speaker not enabled due to temperature\n"); | |
113 | return -EBUSY; | |
114 | } | |
115 | ||
3c43c695 MB |
116 | regmap_update_bits_async(arizona->regmap, |
117 | ARIZONA_OUTPUT_ENABLES_1, | |
118 | 1 << w->shift, 1 << w->shift); | |
f4a76e7c | 119 | |
56447e13 MB |
120 | if (priv->spk_ena_pending) { |
121 | msleep(75); | |
3c43c695 | 122 | regmap_write_async(arizona->regmap, 0x4f5, 0xda); |
56447e13 MB |
123 | priv->spk_ena_pending = false; |
124 | priv->spk_ena++; | |
125 | } | |
126 | break; | |
127 | case SND_SOC_DAPM_PRE_PMD: | |
128 | if (manual_ena) { | |
129 | priv->spk_ena--; | |
130 | if (!priv->spk_ena) | |
3c43c695 MB |
131 | regmap_write_async(arizona->regmap, |
132 | 0x4f5, 0x25a); | |
56447e13 | 133 | } |
f4a76e7c | 134 | |
3c43c695 MB |
135 | regmap_update_bits_async(arizona->regmap, |
136 | ARIZONA_OUTPUT_ENABLES_1, | |
137 | 1 << w->shift, 0); | |
56447e13 MB |
138 | break; |
139 | case SND_SOC_DAPM_POST_PMD: | |
140 | if (manual_ena) { | |
141 | if (!priv->spk_ena) | |
3c43c695 MB |
142 | regmap_write_async(arizona->regmap, |
143 | 0x4f5, 0x0da); | |
56447e13 MB |
144 | } |
145 | break; | |
146 | } | |
147 | ||
148 | return 0; | |
149 | } | |
150 | ||
899817e2 MB |
151 | static irqreturn_t arizona_thermal_warn(int irq, void *data) |
152 | { | |
153 | struct arizona *arizona = data; | |
154 | unsigned int val; | |
155 | int ret; | |
156 | ||
157 | ret = regmap_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_3, | |
158 | &val); | |
159 | if (ret != 0) { | |
160 | dev_err(arizona->dev, "Failed to read thermal status: %d\n", | |
161 | ret); | |
162 | } else if (val & ARIZONA_SPK_SHUTDOWN_WARN_STS) { | |
163 | dev_crit(arizona->dev, "Thermal warning\n"); | |
164 | } | |
165 | ||
166 | return IRQ_HANDLED; | |
167 | } | |
168 | ||
169 | static irqreturn_t arizona_thermal_shutdown(int irq, void *data) | |
170 | { | |
171 | struct arizona *arizona = data; | |
172 | unsigned int val; | |
173 | int ret; | |
174 | ||
175 | ret = regmap_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_3, | |
176 | &val); | |
177 | if (ret != 0) { | |
178 | dev_err(arizona->dev, "Failed to read thermal status: %d\n", | |
179 | ret); | |
180 | } else if (val & ARIZONA_SPK_SHUTDOWN_STS) { | |
181 | dev_crit(arizona->dev, "Thermal shutdown\n"); | |
f4a76e7c MB |
182 | ret = regmap_update_bits(arizona->regmap, |
183 | ARIZONA_OUTPUT_ENABLES_1, | |
184 | ARIZONA_OUT4L_ENA | | |
185 | ARIZONA_OUT4R_ENA, 0); | |
186 | if (ret != 0) | |
187 | dev_crit(arizona->dev, | |
188 | "Failed to disable speaker outputs: %d\n", | |
189 | ret); | |
899817e2 MB |
190 | } |
191 | ||
192 | return IRQ_HANDLED; | |
193 | } | |
194 | ||
56447e13 | 195 | static const struct snd_soc_dapm_widget arizona_spkl = |
f4a76e7c | 196 | SND_SOC_DAPM_PGA_E("OUT4L", SND_SOC_NOPM, |
56447e13 MB |
197 | ARIZONA_OUT4L_ENA_SHIFT, 0, NULL, 0, arizona_spk_ev, |
198 | SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU); | |
199 | ||
200 | static const struct snd_soc_dapm_widget arizona_spkr = | |
f4a76e7c | 201 | SND_SOC_DAPM_PGA_E("OUT4R", SND_SOC_NOPM, |
56447e13 MB |
202 | ARIZONA_OUT4R_ENA_SHIFT, 0, NULL, 0, arizona_spk_ev, |
203 | SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU); | |
204 | ||
205 | int arizona_init_spk(struct snd_soc_codec *codec) | |
206 | { | |
899817e2 MB |
207 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
208 | struct arizona *arizona = priv->arizona; | |
56447e13 MB |
209 | int ret; |
210 | ||
211 | ret = snd_soc_dapm_new_controls(&codec->dapm, &arizona_spkl, 1); | |
212 | if (ret != 0) | |
213 | return ret; | |
214 | ||
40843aea CK |
215 | switch (arizona->type) { |
216 | case WM8997: | |
217 | break; | |
218 | default: | |
219 | ret = snd_soc_dapm_new_controls(&codec->dapm, | |
220 | &arizona_spkr, 1); | |
221 | if (ret != 0) | |
222 | return ret; | |
223 | break; | |
224 | } | |
56447e13 | 225 | |
899817e2 MB |
226 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_SPK_SHUTDOWN_WARN, |
227 | "Thermal warning", arizona_thermal_warn, | |
228 | arizona); | |
229 | if (ret != 0) | |
230 | dev_err(arizona->dev, | |
231 | "Failed to get thermal warning IRQ: %d\n", | |
232 | ret); | |
233 | ||
234 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_SPK_SHUTDOWN, | |
235 | "Thermal shutdown", arizona_thermal_shutdown, | |
236 | arizona); | |
237 | if (ret != 0) | |
238 | dev_err(arizona->dev, | |
239 | "Failed to get thermal shutdown IRQ: %d\n", | |
240 | ret); | |
241 | ||
56447e13 MB |
242 | return 0; |
243 | } | |
244 | EXPORT_SYMBOL_GPL(arizona_init_spk); | |
245 | ||
b63144e6 CK |
246 | int arizona_init_gpio(struct snd_soc_codec *codec) |
247 | { | |
248 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); | |
249 | struct arizona *arizona = priv->arizona; | |
250 | int i; | |
251 | ||
252 | switch (arizona->type) { | |
253 | case WM5110: | |
254 | snd_soc_dapm_disable_pin(&codec->dapm, "DRC2 Signal Activity"); | |
b79fae60 CK |
255 | break; |
256 | default: | |
257 | break; | |
b63144e6 CK |
258 | } |
259 | ||
260 | snd_soc_dapm_disable_pin(&codec->dapm, "DRC1 Signal Activity"); | |
261 | ||
262 | for (i = 0; i < ARRAY_SIZE(arizona->pdata.gpio_defaults); i++) { | |
263 | switch (arizona->pdata.gpio_defaults[i] & ARIZONA_GPN_FN_MASK) { | |
264 | case ARIZONA_GP_FN_DRC1_SIGNAL_DETECT: | |
265 | snd_soc_dapm_enable_pin(&codec->dapm, | |
266 | "DRC1 Signal Activity"); | |
267 | break; | |
268 | case ARIZONA_GP_FN_DRC2_SIGNAL_DETECT: | |
269 | snd_soc_dapm_enable_pin(&codec->dapm, | |
270 | "DRC2 Signal Activity"); | |
271 | break; | |
272 | default: | |
273 | break; | |
274 | } | |
275 | } | |
276 | ||
277 | return 0; | |
278 | } | |
279 | EXPORT_SYMBOL_GPL(arizona_init_gpio); | |
280 | ||
07ed873e MB |
281 | const char *arizona_mixer_texts[ARIZONA_NUM_MIXER_INPUTS] = { |
282 | "None", | |
283 | "Tone Generator 1", | |
284 | "Tone Generator 2", | |
285 | "Haptics", | |
286 | "AEC", | |
287 | "Mic Mute Mixer", | |
288 | "Noise Generator", | |
289 | "IN1L", | |
290 | "IN1R", | |
291 | "IN2L", | |
292 | "IN2R", | |
293 | "IN3L", | |
294 | "IN3R", | |
c9c56fd0 MB |
295 | "IN4L", |
296 | "IN4R", | |
07ed873e MB |
297 | "AIF1RX1", |
298 | "AIF1RX2", | |
299 | "AIF1RX3", | |
300 | "AIF1RX4", | |
301 | "AIF1RX5", | |
302 | "AIF1RX6", | |
303 | "AIF1RX7", | |
304 | "AIF1RX8", | |
305 | "AIF2RX1", | |
306 | "AIF2RX2", | |
e64001e8 RF |
307 | "AIF2RX3", |
308 | "AIF2RX4", | |
309 | "AIF2RX5", | |
310 | "AIF2RX6", | |
07ed873e MB |
311 | "AIF3RX1", |
312 | "AIF3RX2", | |
313 | "SLIMRX1", | |
314 | "SLIMRX2", | |
315 | "SLIMRX3", | |
316 | "SLIMRX4", | |
317 | "SLIMRX5", | |
318 | "SLIMRX6", | |
319 | "SLIMRX7", | |
320 | "SLIMRX8", | |
321 | "EQ1", | |
322 | "EQ2", | |
323 | "EQ3", | |
324 | "EQ4", | |
325 | "DRC1L", | |
326 | "DRC1R", | |
327 | "DRC2L", | |
328 | "DRC2R", | |
329 | "LHPF1", | |
330 | "LHPF2", | |
331 | "LHPF3", | |
332 | "LHPF4", | |
333 | "DSP1.1", | |
334 | "DSP1.2", | |
335 | "DSP1.3", | |
336 | "DSP1.4", | |
337 | "DSP1.5", | |
338 | "DSP1.6", | |
c922cc4c MB |
339 | "DSP2.1", |
340 | "DSP2.2", | |
341 | "DSP2.3", | |
342 | "DSP2.4", | |
343 | "DSP2.5", | |
344 | "DSP2.6", | |
345 | "DSP3.1", | |
346 | "DSP3.2", | |
347 | "DSP3.3", | |
348 | "DSP3.4", | |
349 | "DSP3.5", | |
350 | "DSP3.6", | |
351 | "DSP4.1", | |
352 | "DSP4.2", | |
353 | "DSP4.3", | |
354 | "DSP4.4", | |
355 | "DSP4.5", | |
356 | "DSP4.6", | |
07ed873e MB |
357 | "ASRC1L", |
358 | "ASRC1R", | |
359 | "ASRC2L", | |
360 | "ASRC2R", | |
91660bd6 MB |
361 | "ISRC1INT1", |
362 | "ISRC1INT2", | |
363 | "ISRC1INT3", | |
364 | "ISRC1INT4", | |
365 | "ISRC1DEC1", | |
366 | "ISRC1DEC2", | |
367 | "ISRC1DEC3", | |
368 | "ISRC1DEC4", | |
369 | "ISRC2INT1", | |
370 | "ISRC2INT2", | |
371 | "ISRC2INT3", | |
372 | "ISRC2INT4", | |
373 | "ISRC2DEC1", | |
374 | "ISRC2DEC2", | |
375 | "ISRC2DEC3", | |
376 | "ISRC2DEC4", | |
377 | "ISRC3INT1", | |
378 | "ISRC3INT2", | |
379 | "ISRC3INT3", | |
380 | "ISRC3INT4", | |
381 | "ISRC3DEC1", | |
382 | "ISRC3DEC2", | |
383 | "ISRC3DEC3", | |
384 | "ISRC3DEC4", | |
07ed873e MB |
385 | }; |
386 | EXPORT_SYMBOL_GPL(arizona_mixer_texts); | |
387 | ||
388 | int arizona_mixer_values[ARIZONA_NUM_MIXER_INPUTS] = { | |
389 | 0x00, /* None */ | |
390 | 0x04, /* Tone */ | |
391 | 0x05, | |
392 | 0x06, /* Haptics */ | |
393 | 0x08, /* AEC */ | |
394 | 0x0c, /* Noise mixer */ | |
395 | 0x0d, /* Comfort noise */ | |
396 | 0x10, /* IN1L */ | |
397 | 0x11, | |
398 | 0x12, | |
399 | 0x13, | |
400 | 0x14, | |
401 | 0x15, | |
c9c56fd0 MB |
402 | 0x16, |
403 | 0x17, | |
07ed873e MB |
404 | 0x20, /* AIF1RX1 */ |
405 | 0x21, | |
406 | 0x22, | |
407 | 0x23, | |
408 | 0x24, | |
409 | 0x25, | |
410 | 0x26, | |
411 | 0x27, | |
412 | 0x28, /* AIF2RX1 */ | |
413 | 0x29, | |
e64001e8 RF |
414 | 0x2a, |
415 | 0x2b, | |
416 | 0x2c, | |
417 | 0x2d, | |
07ed873e MB |
418 | 0x30, /* AIF3RX1 */ |
419 | 0x31, | |
420 | 0x38, /* SLIMRX1 */ | |
421 | 0x39, | |
422 | 0x3a, | |
423 | 0x3b, | |
424 | 0x3c, | |
425 | 0x3d, | |
426 | 0x3e, | |
427 | 0x3f, | |
428 | 0x50, /* EQ1 */ | |
429 | 0x51, | |
430 | 0x52, | |
431 | 0x53, | |
432 | 0x58, /* DRC1L */ | |
433 | 0x59, | |
434 | 0x5a, | |
435 | 0x5b, | |
436 | 0x60, /* LHPF1 */ | |
437 | 0x61, | |
438 | 0x62, | |
439 | 0x63, | |
440 | 0x68, /* DSP1.1 */ | |
441 | 0x69, | |
442 | 0x6a, | |
443 | 0x6b, | |
444 | 0x6c, | |
445 | 0x6d, | |
c922cc4c MB |
446 | 0x70, /* DSP2.1 */ |
447 | 0x71, | |
448 | 0x72, | |
449 | 0x73, | |
450 | 0x74, | |
451 | 0x75, | |
452 | 0x78, /* DSP3.1 */ | |
453 | 0x79, | |
454 | 0x7a, | |
455 | 0x7b, | |
456 | 0x7c, | |
457 | 0x7d, | |
458 | 0x80, /* DSP4.1 */ | |
459 | 0x81, | |
460 | 0x82, | |
461 | 0x83, | |
462 | 0x84, | |
463 | 0x85, | |
07ed873e MB |
464 | 0x90, /* ASRC1L */ |
465 | 0x91, | |
466 | 0x92, | |
467 | 0x93, | |
91660bd6 MB |
468 | 0xa0, /* ISRC1INT1 */ |
469 | 0xa1, | |
470 | 0xa2, | |
471 | 0xa3, | |
472 | 0xa4, /* ISRC1DEC1 */ | |
473 | 0xa5, | |
474 | 0xa6, | |
475 | 0xa7, | |
476 | 0xa8, /* ISRC2DEC1 */ | |
477 | 0xa9, | |
478 | 0xaa, | |
479 | 0xab, | |
480 | 0xac, /* ISRC2INT1 */ | |
481 | 0xad, | |
482 | 0xae, | |
483 | 0xaf, | |
484 | 0xb0, /* ISRC3DEC1 */ | |
485 | 0xb1, | |
486 | 0xb2, | |
487 | 0xb3, | |
488 | 0xb4, /* ISRC3INT1 */ | |
489 | 0xb5, | |
490 | 0xb6, | |
491 | 0xb7, | |
07ed873e MB |
492 | }; |
493 | EXPORT_SYMBOL_GPL(arizona_mixer_values); | |
494 | ||
495 | const DECLARE_TLV_DB_SCALE(arizona_mixer_tlv, -3200, 100, 0); | |
496 | EXPORT_SYMBOL_GPL(arizona_mixer_tlv); | |
497 | ||
dc91428a MB |
498 | const char *arizona_rate_text[ARIZONA_RATE_ENUM_SIZE] = { |
499 | "SYNCCLK rate", "8kHz", "16kHz", "ASYNCCLK rate", | |
500 | }; | |
501 | EXPORT_SYMBOL_GPL(arizona_rate_text); | |
502 | ||
503 | const int arizona_rate_val[ARIZONA_RATE_ENUM_SIZE] = { | |
504 | 0, 1, 2, 8, | |
505 | }; | |
506 | EXPORT_SYMBOL_GPL(arizona_rate_val); | |
507 | ||
508 | ||
fbedc8cb CK |
509 | const struct soc_enum arizona_isrc_fsh[] = { |
510 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ISRC_1_CTRL_1, | |
511 | ARIZONA_ISRC1_FSH_SHIFT, 0xf, | |
512 | ARIZONA_RATE_ENUM_SIZE, | |
513 | arizona_rate_text, arizona_rate_val), | |
514 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ISRC_2_CTRL_1, | |
515 | ARIZONA_ISRC2_FSH_SHIFT, 0xf, | |
516 | ARIZONA_RATE_ENUM_SIZE, | |
517 | arizona_rate_text, arizona_rate_val), | |
518 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ISRC_3_CTRL_1, | |
519 | ARIZONA_ISRC3_FSH_SHIFT, 0xf, | |
520 | ARIZONA_RATE_ENUM_SIZE, | |
521 | arizona_rate_text, arizona_rate_val), | |
522 | }; | |
523 | EXPORT_SYMBOL_GPL(arizona_isrc_fsh); | |
524 | ||
dc91428a MB |
525 | const struct soc_enum arizona_isrc_fsl[] = { |
526 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ISRC_1_CTRL_2, | |
527 | ARIZONA_ISRC1_FSL_SHIFT, 0xf, | |
528 | ARIZONA_RATE_ENUM_SIZE, | |
529 | arizona_rate_text, arizona_rate_val), | |
530 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ISRC_2_CTRL_2, | |
531 | ARIZONA_ISRC2_FSL_SHIFT, 0xf, | |
532 | ARIZONA_RATE_ENUM_SIZE, | |
533 | arizona_rate_text, arizona_rate_val), | |
534 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ISRC_3_CTRL_2, | |
535 | ARIZONA_ISRC3_FSL_SHIFT, 0xf, | |
536 | ARIZONA_RATE_ENUM_SIZE, | |
537 | arizona_rate_text, arizona_rate_val), | |
538 | }; | |
539 | EXPORT_SYMBOL_GPL(arizona_isrc_fsl); | |
540 | ||
56d37d85 CK |
541 | const struct soc_enum arizona_asrc_rate1 = |
542 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ASRC_RATE1, | |
543 | ARIZONA_ASRC_RATE1_SHIFT, 0xf, | |
544 | ARIZONA_RATE_ENUM_SIZE - 1, | |
545 | arizona_rate_text, arizona_rate_val); | |
546 | EXPORT_SYMBOL_GPL(arizona_asrc_rate1); | |
547 | ||
e853a00f MB |
548 | static const char *arizona_vol_ramp_text[] = { |
549 | "0ms/6dB", "0.5ms/6dB", "1ms/6dB", "2ms/6dB", "4ms/6dB", "8ms/6dB", | |
550 | "15ms/6dB", "30ms/6dB", | |
551 | }; | |
552 | ||
27ca2c30 TI |
553 | SOC_ENUM_SINGLE_DECL(arizona_in_vd_ramp, |
554 | ARIZONA_INPUT_VOLUME_RAMP, | |
555 | ARIZONA_IN_VD_RAMP_SHIFT, | |
556 | arizona_vol_ramp_text); | |
e853a00f MB |
557 | EXPORT_SYMBOL_GPL(arizona_in_vd_ramp); |
558 | ||
27ca2c30 TI |
559 | SOC_ENUM_SINGLE_DECL(arizona_in_vi_ramp, |
560 | ARIZONA_INPUT_VOLUME_RAMP, | |
561 | ARIZONA_IN_VI_RAMP_SHIFT, | |
562 | arizona_vol_ramp_text); | |
e853a00f MB |
563 | EXPORT_SYMBOL_GPL(arizona_in_vi_ramp); |
564 | ||
27ca2c30 TI |
565 | SOC_ENUM_SINGLE_DECL(arizona_out_vd_ramp, |
566 | ARIZONA_OUTPUT_VOLUME_RAMP, | |
567 | ARIZONA_OUT_VD_RAMP_SHIFT, | |
568 | arizona_vol_ramp_text); | |
e853a00f MB |
569 | EXPORT_SYMBOL_GPL(arizona_out_vd_ramp); |
570 | ||
27ca2c30 TI |
571 | SOC_ENUM_SINGLE_DECL(arizona_out_vi_ramp, |
572 | ARIZONA_OUTPUT_VOLUME_RAMP, | |
573 | ARIZONA_OUT_VI_RAMP_SHIFT, | |
574 | arizona_vol_ramp_text); | |
e853a00f MB |
575 | EXPORT_SYMBOL_GPL(arizona_out_vi_ramp); |
576 | ||
07ed873e MB |
577 | static const char *arizona_lhpf_mode_text[] = { |
578 | "Low-pass", "High-pass" | |
579 | }; | |
580 | ||
27ca2c30 TI |
581 | SOC_ENUM_SINGLE_DECL(arizona_lhpf1_mode, |
582 | ARIZONA_HPLPF1_1, | |
583 | ARIZONA_LHPF1_MODE_SHIFT, | |
584 | arizona_lhpf_mode_text); | |
07ed873e MB |
585 | EXPORT_SYMBOL_GPL(arizona_lhpf1_mode); |
586 | ||
27ca2c30 TI |
587 | SOC_ENUM_SINGLE_DECL(arizona_lhpf2_mode, |
588 | ARIZONA_HPLPF2_1, | |
589 | ARIZONA_LHPF2_MODE_SHIFT, | |
590 | arizona_lhpf_mode_text); | |
07ed873e MB |
591 | EXPORT_SYMBOL_GPL(arizona_lhpf2_mode); |
592 | ||
27ca2c30 TI |
593 | SOC_ENUM_SINGLE_DECL(arizona_lhpf3_mode, |
594 | ARIZONA_HPLPF3_1, | |
595 | ARIZONA_LHPF3_MODE_SHIFT, | |
596 | arizona_lhpf_mode_text); | |
07ed873e MB |
597 | EXPORT_SYMBOL_GPL(arizona_lhpf3_mode); |
598 | ||
27ca2c30 TI |
599 | SOC_ENUM_SINGLE_DECL(arizona_lhpf4_mode, |
600 | ARIZONA_HPLPF4_1, | |
601 | ARIZONA_LHPF4_MODE_SHIFT, | |
602 | arizona_lhpf_mode_text); | |
07ed873e MB |
603 | EXPORT_SYMBOL_GPL(arizona_lhpf4_mode); |
604 | ||
845571cc MB |
605 | static const char *arizona_ng_hold_text[] = { |
606 | "30ms", "120ms", "250ms", "500ms", | |
607 | }; | |
608 | ||
27ca2c30 TI |
609 | SOC_ENUM_SINGLE_DECL(arizona_ng_hold, |
610 | ARIZONA_NOISE_GATE_CONTROL, | |
611 | ARIZONA_NGATE_HOLD_SHIFT, | |
612 | arizona_ng_hold_text); | |
845571cc MB |
613 | EXPORT_SYMBOL_GPL(arizona_ng_hold); |
614 | ||
254dc326 CK |
615 | static const char * const arizona_in_hpf_cut_text[] = { |
616 | "2.5Hz", "5Hz", "10Hz", "20Hz", "40Hz" | |
617 | }; | |
618 | ||
27ca2c30 TI |
619 | SOC_ENUM_SINGLE_DECL(arizona_in_hpf_cut_enum, |
620 | ARIZONA_HPF_CONTROL, | |
621 | ARIZONA_IN_HPF_CUT_SHIFT, | |
622 | arizona_in_hpf_cut_text); | |
254dc326 CK |
623 | EXPORT_SYMBOL_GPL(arizona_in_hpf_cut_enum); |
624 | ||
c7f38435 CK |
625 | static const char * const arizona_in_dmic_osr_text[] = { |
626 | "1.536MHz", "3.072MHz", "6.144MHz", | |
627 | }; | |
628 | ||
629 | const struct soc_enum arizona_in_dmic_osr[] = { | |
630 | SOC_ENUM_SINGLE(ARIZONA_IN1L_CONTROL, ARIZONA_IN1_OSR_SHIFT, | |
631 | ARRAY_SIZE(arizona_in_dmic_osr_text), | |
632 | arizona_in_dmic_osr_text), | |
633 | SOC_ENUM_SINGLE(ARIZONA_IN2L_CONTROL, ARIZONA_IN2_OSR_SHIFT, | |
634 | ARRAY_SIZE(arizona_in_dmic_osr_text), | |
635 | arizona_in_dmic_osr_text), | |
636 | SOC_ENUM_SINGLE(ARIZONA_IN3L_CONTROL, ARIZONA_IN3_OSR_SHIFT, | |
637 | ARRAY_SIZE(arizona_in_dmic_osr_text), | |
638 | arizona_in_dmic_osr_text), | |
639 | SOC_ENUM_SINGLE(ARIZONA_IN4L_CONTROL, ARIZONA_IN4_OSR_SHIFT, | |
640 | ARRAY_SIZE(arizona_in_dmic_osr_text), | |
641 | arizona_in_dmic_osr_text), | |
642 | }; | |
643 | EXPORT_SYMBOL_GPL(arizona_in_dmic_osr); | |
644 | ||
ddbce97c MB |
645 | static void arizona_in_set_vu(struct snd_soc_codec *codec, int ena) |
646 | { | |
647 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); | |
648 | unsigned int val; | |
649 | int i; | |
650 | ||
651 | if (ena) | |
652 | val = ARIZONA_IN_VU; | |
653 | else | |
654 | val = 0; | |
655 | ||
656 | for (i = 0; i < priv->num_inputs; i++) | |
657 | snd_soc_update_bits(codec, | |
658 | ARIZONA_ADC_DIGITAL_VOLUME_1L + (i * 4), | |
659 | ARIZONA_IN_VU, val); | |
660 | } | |
661 | ||
07ed873e MB |
662 | int arizona_in_ev(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, |
663 | int event) | |
664 | { | |
ddbce97c | 665 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(w->codec); |
43cd8bf1 MB |
666 | unsigned int reg; |
667 | ||
668 | if (w->shift % 2) | |
669 | reg = ARIZONA_ADC_DIGITAL_VOLUME_1L + ((w->shift / 2) * 8); | |
670 | else | |
671 | reg = ARIZONA_ADC_DIGITAL_VOLUME_1R + ((w->shift / 2) * 8); | |
672 | ||
673 | switch (event) { | |
ddbce97c MB |
674 | case SND_SOC_DAPM_PRE_PMU: |
675 | priv->in_pending++; | |
676 | break; | |
43cd8bf1 MB |
677 | case SND_SOC_DAPM_POST_PMU: |
678 | snd_soc_update_bits(w->codec, reg, ARIZONA_IN1L_MUTE, 0); | |
ddbce97c MB |
679 | |
680 | /* If this is the last input pending then allow VU */ | |
681 | priv->in_pending--; | |
682 | if (priv->in_pending == 0) { | |
683 | msleep(1); | |
684 | arizona_in_set_vu(w->codec, 1); | |
685 | } | |
43cd8bf1 MB |
686 | break; |
687 | case SND_SOC_DAPM_PRE_PMD: | |
ddbce97c MB |
688 | snd_soc_update_bits(w->codec, reg, |
689 | ARIZONA_IN1L_MUTE | ARIZONA_IN_VU, | |
690 | ARIZONA_IN1L_MUTE | ARIZONA_IN_VU); | |
43cd8bf1 | 691 | break; |
ddbce97c MB |
692 | case SND_SOC_DAPM_POST_PMD: |
693 | /* Disable volume updates if no inputs are enabled */ | |
694 | reg = snd_soc_read(w->codec, ARIZONA_INPUT_ENABLES); | |
695 | if (reg == 0) | |
696 | arizona_in_set_vu(w->codec, 0); | |
43cd8bf1 MB |
697 | } |
698 | ||
07ed873e MB |
699 | return 0; |
700 | } | |
701 | EXPORT_SYMBOL_GPL(arizona_in_ev); | |
702 | ||
703 | int arizona_out_ev(struct snd_soc_dapm_widget *w, | |
704 | struct snd_kcontrol *kcontrol, | |
705 | int event) | |
706 | { | |
1a2c7d56 MB |
707 | switch (event) { |
708 | case SND_SOC_DAPM_POST_PMU: | |
709 | switch (w->shift) { | |
710 | case ARIZONA_OUT1L_ENA_SHIFT: | |
711 | case ARIZONA_OUT1R_ENA_SHIFT: | |
712 | case ARIZONA_OUT2L_ENA_SHIFT: | |
713 | case ARIZONA_OUT2R_ENA_SHIFT: | |
714 | case ARIZONA_OUT3L_ENA_SHIFT: | |
715 | case ARIZONA_OUT3R_ENA_SHIFT: | |
716 | msleep(17); | |
717 | break; | |
718 | ||
719 | default: | |
720 | break; | |
721 | } | |
722 | break; | |
723 | } | |
724 | ||
07ed873e MB |
725 | return 0; |
726 | } | |
727 | EXPORT_SYMBOL_GPL(arizona_out_ev); | |
728 | ||
f607e31c MB |
729 | int arizona_hp_ev(struct snd_soc_dapm_widget *w, |
730 | struct snd_kcontrol *kcontrol, | |
731 | int event) | |
732 | { | |
733 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(w->codec); | |
3c43c695 | 734 | struct arizona *arizona = priv->arizona; |
f607e31c MB |
735 | unsigned int mask = 1 << w->shift; |
736 | unsigned int val; | |
737 | ||
738 | switch (event) { | |
739 | case SND_SOC_DAPM_POST_PMU: | |
740 | val = mask; | |
741 | break; | |
742 | case SND_SOC_DAPM_PRE_PMD: | |
743 | val = 0; | |
744 | break; | |
745 | default: | |
746 | return -EINVAL; | |
747 | } | |
748 | ||
749 | /* Store the desired state for the HP outputs */ | |
750 | priv->arizona->hp_ena &= ~mask; | |
751 | priv->arizona->hp_ena |= val; | |
752 | ||
753 | /* Force off if HPDET magic is active */ | |
754 | if (priv->arizona->hpdet_magic) | |
755 | val = 0; | |
756 | ||
3c43c695 MB |
757 | regmap_update_bits_async(arizona->regmap, ARIZONA_OUTPUT_ENABLES_1, |
758 | mask, val); | |
f607e31c MB |
759 | |
760 | return arizona_out_ev(w, kcontrol, event); | |
761 | } | |
762 | EXPORT_SYMBOL_GPL(arizona_hp_ev); | |
763 | ||
cbd840da MB |
764 | static unsigned int arizona_sysclk_48k_rates[] = { |
765 | 6144000, | |
766 | 12288000, | |
96e1f18f | 767 | 24576000, |
cbd840da | 768 | 49152000, |
aeaeee1a MB |
769 | 73728000, |
770 | 98304000, | |
771 | 147456000, | |
cbd840da MB |
772 | }; |
773 | ||
774 | static unsigned int arizona_sysclk_44k1_rates[] = { | |
775 | 5644800, | |
776 | 11289600, | |
96e1f18f | 777 | 22579200, |
cbd840da | 778 | 45158400, |
aeaeee1a MB |
779 | 67737600, |
780 | 90316800, | |
781 | 135475200, | |
cbd840da MB |
782 | }; |
783 | ||
784 | static int arizona_set_opclk(struct snd_soc_codec *codec, unsigned int clk, | |
785 | unsigned int freq) | |
786 | { | |
787 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); | |
788 | unsigned int reg; | |
789 | unsigned int *rates; | |
790 | int ref, div, refclk; | |
791 | ||
792 | switch (clk) { | |
793 | case ARIZONA_CLK_OPCLK: | |
794 | reg = ARIZONA_OUTPUT_SYSTEM_CLOCK; | |
795 | refclk = priv->sysclk; | |
796 | break; | |
797 | case ARIZONA_CLK_ASYNC_OPCLK: | |
798 | reg = ARIZONA_OUTPUT_ASYNC_CLOCK; | |
799 | refclk = priv->asyncclk; | |
800 | break; | |
801 | default: | |
802 | return -EINVAL; | |
803 | } | |
804 | ||
805 | if (refclk % 8000) | |
806 | rates = arizona_sysclk_44k1_rates; | |
807 | else | |
808 | rates = arizona_sysclk_48k_rates; | |
809 | ||
810 | for (ref = 0; ref < ARRAY_SIZE(arizona_sysclk_48k_rates) && | |
811 | rates[ref] <= refclk; ref++) { | |
812 | div = 1; | |
813 | while (rates[ref] / div >= freq && div < 32) { | |
814 | if (rates[ref] / div == freq) { | |
815 | dev_dbg(codec->dev, "Configured %dHz OPCLK\n", | |
816 | freq); | |
817 | snd_soc_update_bits(codec, reg, | |
818 | ARIZONA_OPCLK_DIV_MASK | | |
819 | ARIZONA_OPCLK_SEL_MASK, | |
820 | (div << | |
821 | ARIZONA_OPCLK_DIV_SHIFT) | | |
822 | ref); | |
823 | return 0; | |
824 | } | |
825 | div++; | |
826 | } | |
827 | } | |
828 | ||
829 | dev_err(codec->dev, "Unable to generate %dHz OPCLK\n", freq); | |
830 | return -EINVAL; | |
831 | } | |
832 | ||
07ed873e MB |
833 | int arizona_set_sysclk(struct snd_soc_codec *codec, int clk_id, |
834 | int source, unsigned int freq, int dir) | |
835 | { | |
836 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); | |
837 | struct arizona *arizona = priv->arizona; | |
838 | char *name; | |
839 | unsigned int reg; | |
840 | unsigned int mask = ARIZONA_SYSCLK_FREQ_MASK | ARIZONA_SYSCLK_SRC_MASK; | |
841 | unsigned int val = source << ARIZONA_SYSCLK_SRC_SHIFT; | |
842 | unsigned int *clk; | |
843 | ||
844 | switch (clk_id) { | |
845 | case ARIZONA_CLK_SYSCLK: | |
846 | name = "SYSCLK"; | |
847 | reg = ARIZONA_SYSTEM_CLOCK_1; | |
848 | clk = &priv->sysclk; | |
849 | mask |= ARIZONA_SYSCLK_FRAC; | |
850 | break; | |
851 | case ARIZONA_CLK_ASYNCCLK: | |
852 | name = "ASYNCCLK"; | |
853 | reg = ARIZONA_ASYNC_CLOCK_1; | |
854 | clk = &priv->asyncclk; | |
855 | break; | |
cbd840da MB |
856 | case ARIZONA_CLK_OPCLK: |
857 | case ARIZONA_CLK_ASYNC_OPCLK: | |
858 | return arizona_set_opclk(codec, clk_id, freq); | |
07ed873e MB |
859 | default: |
860 | return -EINVAL; | |
861 | } | |
862 | ||
863 | switch (freq) { | |
864 | case 5644800: | |
865 | case 6144000: | |
866 | break; | |
867 | case 11289600: | |
868 | case 12288000: | |
3f341f74 | 869 | val |= ARIZONA_CLK_12MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
07ed873e MB |
870 | break; |
871 | case 22579200: | |
872 | case 24576000: | |
3f341f74 | 873 | val |= ARIZONA_CLK_24MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
07ed873e MB |
874 | break; |
875 | case 45158400: | |
876 | case 49152000: | |
3f341f74 | 877 | val |= ARIZONA_CLK_49MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
07ed873e | 878 | break; |
38113360 MB |
879 | case 67737600: |
880 | case 73728000: | |
3f341f74 | 881 | val |= ARIZONA_CLK_73MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
38113360 MB |
882 | break; |
883 | case 90316800: | |
884 | case 98304000: | |
3f341f74 | 885 | val |= ARIZONA_CLK_98MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
38113360 MB |
886 | break; |
887 | case 135475200: | |
888 | case 147456000: | |
3f341f74 | 889 | val |= ARIZONA_CLK_147MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
38113360 | 890 | break; |
f2c26d48 MB |
891 | case 0: |
892 | dev_dbg(arizona->dev, "%s cleared\n", name); | |
893 | *clk = freq; | |
894 | return 0; | |
07ed873e MB |
895 | default: |
896 | return -EINVAL; | |
897 | } | |
898 | ||
899 | *clk = freq; | |
900 | ||
901 | if (freq % 6144000) | |
902 | val |= ARIZONA_SYSCLK_FRAC; | |
903 | ||
904 | dev_dbg(arizona->dev, "%s set to %uHz", name, freq); | |
905 | ||
906 | return regmap_update_bits(arizona->regmap, reg, mask, val); | |
907 | } | |
908 | EXPORT_SYMBOL_GPL(arizona_set_sysclk); | |
909 | ||
910 | static int arizona_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) | |
911 | { | |
912 | struct snd_soc_codec *codec = dai->codec; | |
3c43c695 MB |
913 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
914 | struct arizona *arizona = priv->arizona; | |
07ed873e MB |
915 | int lrclk, bclk, mode, base; |
916 | ||
917 | base = dai->driver->base; | |
918 | ||
919 | lrclk = 0; | |
920 | bclk = 0; | |
921 | ||
922 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
923 | case SND_SOC_DAIFMT_DSP_A: | |
924 | mode = 0; | |
925 | break; | |
07ed873e MB |
926 | case SND_SOC_DAIFMT_I2S: |
927 | mode = 2; | |
928 | break; | |
07ed873e MB |
929 | default: |
930 | arizona_aif_err(dai, "Unsupported DAI format %d\n", | |
931 | fmt & SND_SOC_DAIFMT_FORMAT_MASK); | |
932 | return -EINVAL; | |
933 | } | |
934 | ||
935 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
936 | case SND_SOC_DAIFMT_CBS_CFS: | |
937 | break; | |
938 | case SND_SOC_DAIFMT_CBS_CFM: | |
939 | lrclk |= ARIZONA_AIF1TX_LRCLK_MSTR; | |
940 | break; | |
941 | case SND_SOC_DAIFMT_CBM_CFS: | |
942 | bclk |= ARIZONA_AIF1_BCLK_MSTR; | |
943 | break; | |
944 | case SND_SOC_DAIFMT_CBM_CFM: | |
945 | bclk |= ARIZONA_AIF1_BCLK_MSTR; | |
946 | lrclk |= ARIZONA_AIF1TX_LRCLK_MSTR; | |
947 | break; | |
948 | default: | |
949 | arizona_aif_err(dai, "Unsupported master mode %d\n", | |
950 | fmt & SND_SOC_DAIFMT_MASTER_MASK); | |
951 | return -EINVAL; | |
952 | } | |
953 | ||
954 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
955 | case SND_SOC_DAIFMT_NB_NF: | |
956 | break; | |
957 | case SND_SOC_DAIFMT_IB_IF: | |
958 | bclk |= ARIZONA_AIF1_BCLK_INV; | |
959 | lrclk |= ARIZONA_AIF1TX_LRCLK_INV; | |
960 | break; | |
961 | case SND_SOC_DAIFMT_IB_NF: | |
962 | bclk |= ARIZONA_AIF1_BCLK_INV; | |
963 | break; | |
964 | case SND_SOC_DAIFMT_NB_IF: | |
965 | lrclk |= ARIZONA_AIF1TX_LRCLK_INV; | |
966 | break; | |
967 | default: | |
968 | return -EINVAL; | |
969 | } | |
970 | ||
3c43c695 MB |
971 | regmap_update_bits_async(arizona->regmap, base + ARIZONA_AIF_BCLK_CTRL, |
972 | ARIZONA_AIF1_BCLK_INV | | |
973 | ARIZONA_AIF1_BCLK_MSTR, | |
974 | bclk); | |
975 | regmap_update_bits_async(arizona->regmap, base + ARIZONA_AIF_TX_PIN_CTRL, | |
976 | ARIZONA_AIF1TX_LRCLK_INV | | |
977 | ARIZONA_AIF1TX_LRCLK_MSTR, lrclk); | |
978 | regmap_update_bits_async(arizona->regmap, | |
979 | base + ARIZONA_AIF_RX_PIN_CTRL, | |
980 | ARIZONA_AIF1RX_LRCLK_INV | | |
981 | ARIZONA_AIF1RX_LRCLK_MSTR, lrclk); | |
982 | regmap_update_bits(arizona->regmap, base + ARIZONA_AIF_FORMAT, | |
983 | ARIZONA_AIF1_FMT_MASK, mode); | |
07ed873e MB |
984 | |
985 | return 0; | |
986 | } | |
987 | ||
949e6bc7 | 988 | static const int arizona_48k_bclk_rates[] = { |
07ed873e MB |
989 | -1, |
990 | 48000, | |
991 | 64000, | |
992 | 96000, | |
993 | 128000, | |
994 | 192000, | |
995 | 256000, | |
996 | 384000, | |
997 | 512000, | |
998 | 768000, | |
999 | 1024000, | |
1000 | 1536000, | |
1001 | 2048000, | |
1002 | 3072000, | |
1003 | 4096000, | |
1004 | 6144000, | |
1005 | 8192000, | |
1006 | 12288000, | |
1007 | 24576000, | |
1008 | }; | |
1009 | ||
5b2eec3f MB |
1010 | static const unsigned int arizona_48k_rates[] = { |
1011 | 12000, | |
1012 | 24000, | |
1013 | 48000, | |
1014 | 96000, | |
1015 | 192000, | |
1016 | 384000, | |
1017 | 768000, | |
1018 | 4000, | |
1019 | 8000, | |
1020 | 16000, | |
1021 | 32000, | |
1022 | 64000, | |
1023 | 128000, | |
1024 | 256000, | |
1025 | 512000, | |
1026 | }; | |
1027 | ||
1028 | static const struct snd_pcm_hw_constraint_list arizona_48k_constraint = { | |
1029 | .count = ARRAY_SIZE(arizona_48k_rates), | |
1030 | .list = arizona_48k_rates, | |
1031 | }; | |
1032 | ||
949e6bc7 | 1033 | static const int arizona_44k1_bclk_rates[] = { |
07ed873e MB |
1034 | -1, |
1035 | 44100, | |
1036 | 58800, | |
1037 | 88200, | |
1038 | 117600, | |
1039 | 177640, | |
1040 | 235200, | |
1041 | 352800, | |
1042 | 470400, | |
1043 | 705600, | |
1044 | 940800, | |
1045 | 1411200, | |
1046 | 1881600, | |
4758be37 | 1047 | 2822400, |
07ed873e MB |
1048 | 3763200, |
1049 | 5644800, | |
1050 | 7526400, | |
1051 | 11289600, | |
1052 | 22579200, | |
1053 | }; | |
1054 | ||
5b2eec3f MB |
1055 | static const unsigned int arizona_44k1_rates[] = { |
1056 | 11025, | |
1057 | 22050, | |
1058 | 44100, | |
1059 | 88200, | |
1060 | 176400, | |
1061 | 352800, | |
1062 | 705600, | |
1063 | }; | |
1064 | ||
1065 | static const struct snd_pcm_hw_constraint_list arizona_44k1_constraint = { | |
1066 | .count = ARRAY_SIZE(arizona_44k1_rates), | |
1067 | .list = arizona_44k1_rates, | |
1068 | }; | |
1069 | ||
07ed873e MB |
1070 | static int arizona_sr_vals[] = { |
1071 | 0, | |
1072 | 12000, | |
1073 | 24000, | |
1074 | 48000, | |
1075 | 96000, | |
1076 | 192000, | |
1077 | 384000, | |
1078 | 768000, | |
1079 | 0, | |
1080 | 11025, | |
1081 | 22050, | |
1082 | 44100, | |
1083 | 88200, | |
1084 | 176400, | |
1085 | 352800, | |
1086 | 705600, | |
1087 | 4000, | |
1088 | 8000, | |
1089 | 16000, | |
1090 | 32000, | |
1091 | 64000, | |
1092 | 128000, | |
1093 | 256000, | |
1094 | 512000, | |
1095 | }; | |
1096 | ||
5b2eec3f MB |
1097 | static int arizona_startup(struct snd_pcm_substream *substream, |
1098 | struct snd_soc_dai *dai) | |
1099 | { | |
1100 | struct snd_soc_codec *codec = dai->codec; | |
1101 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); | |
1102 | struct arizona_dai_priv *dai_priv = &priv->dai[dai->id - 1]; | |
1103 | const struct snd_pcm_hw_constraint_list *constraint; | |
1104 | unsigned int base_rate; | |
1105 | ||
1106 | switch (dai_priv->clk) { | |
1107 | case ARIZONA_CLK_SYSCLK: | |
1108 | base_rate = priv->sysclk; | |
1109 | break; | |
1110 | case ARIZONA_CLK_ASYNCCLK: | |
1111 | base_rate = priv->asyncclk; | |
1112 | break; | |
1113 | default: | |
1114 | return 0; | |
1115 | } | |
1116 | ||
f2c26d48 MB |
1117 | if (base_rate == 0) |
1118 | return 0; | |
1119 | ||
5b2eec3f MB |
1120 | if (base_rate % 8000) |
1121 | constraint = &arizona_44k1_constraint; | |
1122 | else | |
1123 | constraint = &arizona_48k_constraint; | |
1124 | ||
1125 | return snd_pcm_hw_constraint_list(substream->runtime, 0, | |
1126 | SNDRV_PCM_HW_PARAM_RATE, | |
1127 | constraint); | |
1128 | } | |
1129 | ||
b272efc8 MB |
1130 | static int arizona_hw_params_rate(struct snd_pcm_substream *substream, |
1131 | struct snd_pcm_hw_params *params, | |
1132 | struct snd_soc_dai *dai) | |
1133 | { | |
1134 | struct snd_soc_codec *codec = dai->codec; | |
1135 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); | |
1136 | struct arizona_dai_priv *dai_priv = &priv->dai[dai->id - 1]; | |
1137 | int base = dai->driver->base; | |
1138 | int i, sr_val; | |
1139 | ||
1140 | /* | |
1141 | * We will need to be more flexible than this in future, | |
1142 | * currently we use a single sample rate for SYSCLK. | |
1143 | */ | |
1144 | for (i = 0; i < ARRAY_SIZE(arizona_sr_vals); i++) | |
1145 | if (arizona_sr_vals[i] == params_rate(params)) | |
1146 | break; | |
1147 | if (i == ARRAY_SIZE(arizona_sr_vals)) { | |
1148 | arizona_aif_err(dai, "Unsupported sample rate %dHz\n", | |
1149 | params_rate(params)); | |
1150 | return -EINVAL; | |
1151 | } | |
1152 | sr_val = i; | |
1153 | ||
1154 | switch (dai_priv->clk) { | |
1155 | case ARIZONA_CLK_SYSCLK: | |
1156 | snd_soc_update_bits(codec, ARIZONA_SAMPLE_RATE_1, | |
1157 | ARIZONA_SAMPLE_RATE_1_MASK, sr_val); | |
1158 | if (base) | |
1159 | snd_soc_update_bits(codec, base + ARIZONA_AIF_RATE_CTRL, | |
1160 | ARIZONA_AIF1_RATE_MASK, 0); | |
1161 | break; | |
1162 | case ARIZONA_CLK_ASYNCCLK: | |
1163 | snd_soc_update_bits(codec, ARIZONA_ASYNC_SAMPLE_RATE_1, | |
1164 | ARIZONA_ASYNC_SAMPLE_RATE_MASK, sr_val); | |
1165 | if (base) | |
1166 | snd_soc_update_bits(codec, base + ARIZONA_AIF_RATE_CTRL, | |
1167 | ARIZONA_AIF1_RATE_MASK, | |
1168 | 8 << ARIZONA_AIF1_RATE_SHIFT); | |
1169 | break; | |
1170 | default: | |
1171 | arizona_aif_err(dai, "Invalid clock %d\n", dai_priv->clk); | |
1172 | return -EINVAL; | |
1173 | } | |
1174 | ||
1175 | return 0; | |
1176 | } | |
1177 | ||
07ed873e MB |
1178 | static int arizona_hw_params(struct snd_pcm_substream *substream, |
1179 | struct snd_pcm_hw_params *params, | |
1180 | struct snd_soc_dai *dai) | |
1181 | { | |
1182 | struct snd_soc_codec *codec = dai->codec; | |
c013b27a | 1183 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
c94aa30e | 1184 | struct arizona *arizona = priv->arizona; |
07ed873e MB |
1185 | int base = dai->driver->base; |
1186 | const int *rates; | |
76bf969e | 1187 | int i, ret, val; |
c94aa30e MB |
1188 | int chan_limit = arizona->pdata.max_channels_clocked[dai->id - 1]; |
1189 | int bclk, lrclk, wl, frame, bclk_target; | |
07ed873e MB |
1190 | |
1191 | if (params_rate(params) % 8000) | |
949e6bc7 | 1192 | rates = &arizona_44k1_bclk_rates[0]; |
07ed873e | 1193 | else |
949e6bc7 | 1194 | rates = &arizona_48k_bclk_rates[0]; |
07ed873e | 1195 | |
c94aa30e MB |
1196 | bclk_target = snd_soc_params_to_bclk(params); |
1197 | if (chan_limit && chan_limit < params_channels(params)) { | |
1198 | arizona_aif_dbg(dai, "Limiting to %d channels\n", chan_limit); | |
1199 | bclk_target /= params_channels(params); | |
1200 | bclk_target *= chan_limit; | |
1201 | } | |
1202 | ||
76bf969e MB |
1203 | /* Force stereo for I2S mode */ |
1204 | val = snd_soc_read(codec, base + ARIZONA_AIF_FORMAT); | |
1205 | if (params_channels(params) == 1 && (val & ARIZONA_AIF1_FMT_MASK)) { | |
1206 | arizona_aif_dbg(dai, "Forcing stereo mode\n"); | |
1207 | bclk_target *= 2; | |
1208 | } | |
1209 | ||
949e6bc7 | 1210 | for (i = 0; i < ARRAY_SIZE(arizona_44k1_bclk_rates); i++) { |
c94aa30e | 1211 | if (rates[i] >= bclk_target && |
5001765f | 1212 | rates[i] % params_rate(params) == 0) { |
07ed873e MB |
1213 | bclk = i; |
1214 | break; | |
1215 | } | |
1216 | } | |
949e6bc7 | 1217 | if (i == ARRAY_SIZE(arizona_44k1_bclk_rates)) { |
07ed873e MB |
1218 | arizona_aif_err(dai, "Unsupported sample rate %dHz\n", |
1219 | params_rate(params)); | |
1220 | return -EINVAL; | |
1221 | } | |
1222 | ||
b59e0f82 | 1223 | lrclk = rates[bclk] / params_rate(params); |
07ed873e MB |
1224 | |
1225 | arizona_aif_dbg(dai, "BCLK %dHz LRCLK %dHz\n", | |
1226 | rates[bclk], rates[bclk] / lrclk); | |
1227 | ||
1228 | wl = snd_pcm_format_width(params_format(params)); | |
1229 | frame = wl << ARIZONA_AIF1TX_WL_SHIFT | wl; | |
1230 | ||
b272efc8 MB |
1231 | ret = arizona_hw_params_rate(substream, params, dai); |
1232 | if (ret != 0) | |
1233 | return ret; | |
c013b27a | 1234 | |
3c43c695 MB |
1235 | regmap_update_bits_async(arizona->regmap, |
1236 | base + ARIZONA_AIF_BCLK_CTRL, | |
1237 | ARIZONA_AIF1_BCLK_FREQ_MASK, bclk); | |
1238 | regmap_update_bits_async(arizona->regmap, | |
1239 | base + ARIZONA_AIF_TX_BCLK_RATE, | |
1240 | ARIZONA_AIF1TX_BCPF_MASK, lrclk); | |
1241 | regmap_update_bits_async(arizona->regmap, | |
1242 | base + ARIZONA_AIF_RX_BCLK_RATE, | |
1243 | ARIZONA_AIF1RX_BCPF_MASK, lrclk); | |
1244 | regmap_update_bits_async(arizona->regmap, | |
1245 | base + ARIZONA_AIF_FRAME_CTRL_1, | |
1246 | ARIZONA_AIF1TX_WL_MASK | | |
1247 | ARIZONA_AIF1TX_SLOT_LEN_MASK, frame); | |
1248 | regmap_update_bits(arizona->regmap, base + ARIZONA_AIF_FRAME_CTRL_2, | |
1249 | ARIZONA_AIF1RX_WL_MASK | | |
1250 | ARIZONA_AIF1RX_SLOT_LEN_MASK, frame); | |
07ed873e MB |
1251 | |
1252 | return 0; | |
1253 | } | |
1254 | ||
410837a7 MB |
1255 | static const char *arizona_dai_clk_str(int clk_id) |
1256 | { | |
1257 | switch (clk_id) { | |
1258 | case ARIZONA_CLK_SYSCLK: | |
1259 | return "SYSCLK"; | |
1260 | case ARIZONA_CLK_ASYNCCLK: | |
1261 | return "ASYNCCLK"; | |
1262 | default: | |
1263 | return "Unknown clock"; | |
1264 | } | |
1265 | } | |
1266 | ||
5b2eec3f MB |
1267 | static int arizona_dai_set_sysclk(struct snd_soc_dai *dai, |
1268 | int clk_id, unsigned int freq, int dir) | |
1269 | { | |
1270 | struct snd_soc_codec *codec = dai->codec; | |
1271 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); | |
1272 | struct arizona_dai_priv *dai_priv = &priv->dai[dai->id - 1]; | |
410837a7 | 1273 | struct snd_soc_dapm_route routes[2]; |
5b2eec3f MB |
1274 | |
1275 | switch (clk_id) { | |
1276 | case ARIZONA_CLK_SYSCLK: | |
1277 | case ARIZONA_CLK_ASYNCCLK: | |
1278 | break; | |
1279 | default: | |
1280 | return -EINVAL; | |
1281 | } | |
1282 | ||
410837a7 MB |
1283 | if (clk_id == dai_priv->clk) |
1284 | return 0; | |
1285 | ||
1286 | if (dai->active) { | |
5b2eec3f MB |
1287 | dev_err(codec->dev, "Can't change clock on active DAI %d\n", |
1288 | dai->id); | |
1289 | return -EBUSY; | |
1290 | } | |
1291 | ||
c8d35a6a MB |
1292 | dev_dbg(codec->dev, "Setting AIF%d to %s\n", dai->id + 1, |
1293 | arizona_dai_clk_str(clk_id)); | |
1294 | ||
410837a7 MB |
1295 | memset(&routes, 0, sizeof(routes)); |
1296 | routes[0].sink = dai->driver->capture.stream_name; | |
1297 | routes[1].sink = dai->driver->playback.stream_name; | |
5b2eec3f | 1298 | |
410837a7 MB |
1299 | routes[0].source = arizona_dai_clk_str(dai_priv->clk); |
1300 | routes[1].source = arizona_dai_clk_str(dai_priv->clk); | |
1301 | snd_soc_dapm_del_routes(&codec->dapm, routes, ARRAY_SIZE(routes)); | |
1302 | ||
1303 | routes[0].source = arizona_dai_clk_str(clk_id); | |
1304 | routes[1].source = arizona_dai_clk_str(clk_id); | |
1305 | snd_soc_dapm_add_routes(&codec->dapm, routes, ARRAY_SIZE(routes)); | |
1306 | ||
0c778e86 MB |
1307 | dai_priv->clk = clk_id; |
1308 | ||
410837a7 | 1309 | return snd_soc_dapm_sync(&codec->dapm); |
5b2eec3f MB |
1310 | } |
1311 | ||
01df259f MB |
1312 | static int arizona_set_tristate(struct snd_soc_dai *dai, int tristate) |
1313 | { | |
1314 | struct snd_soc_codec *codec = dai->codec; | |
1315 | int base = dai->driver->base; | |
1316 | unsigned int reg; | |
1317 | ||
1318 | if (tristate) | |
1319 | reg = ARIZONA_AIF1_TRI; | |
1320 | else | |
1321 | reg = 0; | |
1322 | ||
1323 | return snd_soc_update_bits(codec, base + ARIZONA_AIF_RATE_CTRL, | |
1324 | ARIZONA_AIF1_TRI, reg); | |
1325 | } | |
1326 | ||
07ed873e | 1327 | const struct snd_soc_dai_ops arizona_dai_ops = { |
5b2eec3f | 1328 | .startup = arizona_startup, |
07ed873e MB |
1329 | .set_fmt = arizona_set_fmt, |
1330 | .hw_params = arizona_hw_params, | |
5b2eec3f | 1331 | .set_sysclk = arizona_dai_set_sysclk, |
01df259f | 1332 | .set_tristate = arizona_set_tristate, |
07ed873e | 1333 | }; |
a837987e | 1334 | EXPORT_SYMBOL_GPL(arizona_dai_ops); |
07ed873e | 1335 | |
bd1dd885 MB |
1336 | const struct snd_soc_dai_ops arizona_simple_dai_ops = { |
1337 | .startup = arizona_startup, | |
1338 | .hw_params = arizona_hw_params_rate, | |
1339 | .set_sysclk = arizona_dai_set_sysclk, | |
1340 | }; | |
1341 | EXPORT_SYMBOL_GPL(arizona_simple_dai_ops); | |
1342 | ||
5b2eec3f MB |
1343 | int arizona_init_dai(struct arizona_priv *priv, int id) |
1344 | { | |
1345 | struct arizona_dai_priv *dai_priv = &priv->dai[id]; | |
1346 | ||
1347 | dai_priv->clk = ARIZONA_CLK_SYSCLK; | |
1348 | ||
1349 | return 0; | |
1350 | } | |
1351 | EXPORT_SYMBOL_GPL(arizona_init_dai); | |
1352 | ||
07ed873e MB |
1353 | static irqreturn_t arizona_fll_clock_ok(int irq, void *data) |
1354 | { | |
1355 | struct arizona_fll *fll = data; | |
1356 | ||
1357 | arizona_fll_dbg(fll, "clock OK\n"); | |
1358 | ||
1359 | complete(&fll->ok); | |
1360 | ||
1361 | return IRQ_HANDLED; | |
1362 | } | |
1363 | ||
1364 | static struct { | |
1365 | unsigned int min; | |
1366 | unsigned int max; | |
1367 | u16 fratio; | |
1368 | int ratio; | |
1369 | } fll_fratios[] = { | |
1370 | { 0, 64000, 4, 16 }, | |
1371 | { 64000, 128000, 3, 8 }, | |
1372 | { 128000, 256000, 2, 4 }, | |
1373 | { 256000, 1000000, 1, 2 }, | |
1374 | { 1000000, 13500000, 0, 1 }, | |
1375 | }; | |
1376 | ||
8f113d7d MB |
1377 | static struct { |
1378 | unsigned int min; | |
1379 | unsigned int max; | |
1380 | u16 gain; | |
1381 | } fll_gains[] = { | |
1382 | { 0, 256000, 0 }, | |
1383 | { 256000, 1000000, 2 }, | |
1384 | { 1000000, 13500000, 4 }, | |
1385 | }; | |
1386 | ||
07ed873e MB |
1387 | struct arizona_fll_cfg { |
1388 | int n; | |
1389 | int theta; | |
1390 | int lambda; | |
1391 | int refdiv; | |
1392 | int outdiv; | |
1393 | int fratio; | |
8f113d7d | 1394 | int gain; |
07ed873e MB |
1395 | }; |
1396 | ||
23f785a8 CK |
1397 | static int arizona_validate_fll(struct arizona_fll *fll, |
1398 | unsigned int Fref, | |
1399 | unsigned int Fout) | |
07ed873e | 1400 | { |
23f785a8 CK |
1401 | unsigned int Fvco_min; |
1402 | ||
1403 | if (Fref / ARIZONA_FLL_MAX_REFDIV > ARIZONA_FLL_MAX_FREF) { | |
1404 | arizona_fll_err(fll, | |
1405 | "Can't scale %dMHz in to <=13.5MHz\n", | |
1406 | Fref); | |
1407 | return -EINVAL; | |
1408 | } | |
07ed873e | 1409 | |
23f785a8 CK |
1410 | Fvco_min = ARIZONA_FLL_MIN_FVCO * fll->vco_mult; |
1411 | if (Fout * ARIZONA_FLL_MAX_OUTDIV < Fvco_min) { | |
1412 | arizona_fll_err(fll, "No FLL_OUTDIV for Fout=%uHz\n", | |
1413 | Fout); | |
1414 | return -EINVAL; | |
1415 | } | |
1416 | ||
1417 | return 0; | |
1418 | } | |
1419 | ||
d0800342 CK |
1420 | static int arizona_find_fratio(unsigned int Fref, int *fratio) |
1421 | { | |
1422 | int i; | |
1423 | ||
1424 | /* Find an appropriate FLL_FRATIO */ | |
1425 | for (i = 0; i < ARRAY_SIZE(fll_fratios); i++) { | |
1426 | if (fll_fratios[i].min <= Fref && Fref <= fll_fratios[i].max) { | |
1427 | if (fratio) | |
1428 | *fratio = fll_fratios[i].fratio; | |
1429 | return fll_fratios[i].ratio; | |
1430 | } | |
1431 | } | |
1432 | ||
1433 | return -EINVAL; | |
1434 | } | |
1435 | ||
1436 | static int arizona_calc_fratio(struct arizona_fll *fll, | |
1437 | struct arizona_fll_cfg *cfg, | |
1438 | unsigned int target, | |
1439 | unsigned int Fref, bool sync) | |
1440 | { | |
1441 | int init_ratio, ratio; | |
1442 | int refdiv, div; | |
07ed873e | 1443 | |
d0800342 | 1444 | /* Fref must be <=13.5MHz, find initial refdiv */ |
07ed873e MB |
1445 | div = 1; |
1446 | cfg->refdiv = 0; | |
d0800342 | 1447 | while (Fref > ARIZONA_FLL_MAX_FREF) { |
07ed873e | 1448 | div *= 2; |
d0800342 | 1449 | Fref /= 2; |
07ed873e MB |
1450 | cfg->refdiv++; |
1451 | ||
d0800342 | 1452 | if (div > ARIZONA_FLL_MAX_REFDIV) |
07ed873e | 1453 | return -EINVAL; |
d0800342 CK |
1454 | } |
1455 | ||
1456 | /* Find an appropriate FLL_FRATIO */ | |
1457 | init_ratio = arizona_find_fratio(Fref, &cfg->fratio); | |
1458 | if (init_ratio < 0) { | |
1459 | arizona_fll_err(fll, "Unable to find FRATIO for Fref=%uHz\n", | |
1460 | Fref); | |
1461 | return init_ratio; | |
1462 | } | |
1463 | ||
1464 | switch (fll->arizona->type) { | |
1465 | case WM5110: | |
1466 | if (fll->arizona->rev < 3 || sync) | |
1467 | return init_ratio; | |
1468 | break; | |
1469 | default: | |
1470 | return init_ratio; | |
1471 | } | |
1472 | ||
1473 | cfg->fratio = init_ratio - 1; | |
1474 | ||
1475 | /* Adjust FRATIO/refdiv to avoid integer mode if possible */ | |
1476 | refdiv = cfg->refdiv; | |
1477 | ||
1478 | while (div <= ARIZONA_FLL_MAX_REFDIV) { | |
1479 | for (ratio = init_ratio; ratio <= ARIZONA_FLL_MAX_FRATIO; | |
1480 | ratio++) { | |
1481 | if (target % (ratio * Fref)) { | |
1482 | cfg->refdiv = refdiv; | |
1483 | cfg->fratio = ratio - 1; | |
1484 | return ratio; | |
1485 | } | |
07ed873e | 1486 | } |
d0800342 CK |
1487 | |
1488 | for (ratio = init_ratio - 1; ratio >= 0; ratio--) { | |
1489 | if (ARIZONA_FLL_VCO_CORNER / (fll->vco_mult * ratio) < | |
1490 | Fref) | |
1491 | break; | |
1492 | ||
1493 | if (target % (ratio * Fref)) { | |
1494 | cfg->refdiv = refdiv; | |
1495 | cfg->fratio = ratio - 1; | |
1496 | return ratio; | |
1497 | } | |
1498 | } | |
1499 | ||
1500 | div *= 2; | |
1501 | Fref /= 2; | |
1502 | refdiv++; | |
1503 | init_ratio = arizona_find_fratio(Fref, NULL); | |
07ed873e MB |
1504 | } |
1505 | ||
d0800342 CK |
1506 | arizona_fll_warn(fll, "Falling back to integer mode operation\n"); |
1507 | return cfg->fratio + 1; | |
1508 | } | |
1509 | ||
07ed873e MB |
1510 | static int arizona_calc_fll(struct arizona_fll *fll, |
1511 | struct arizona_fll_cfg *cfg, | |
d0800342 | 1512 | unsigned int Fref, bool sync) |
07ed873e MB |
1513 | { |
1514 | unsigned int target, div, gcd_fll; | |
1515 | int i, ratio; | |
1516 | ||
8ccefcd2 | 1517 | arizona_fll_dbg(fll, "Fref=%u Fout=%u\n", Fref, fll->fout); |
07ed873e | 1518 | |
2b4d39fc | 1519 | /* Fvco should be over the targt; don't check the upper bound */ |
f641aec6 CK |
1520 | div = ARIZONA_FLL_MIN_OUTDIV; |
1521 | while (fll->fout * div < ARIZONA_FLL_MIN_FVCO * fll->vco_mult) { | |
07ed873e | 1522 | div++; |
f641aec6 | 1523 | if (div > ARIZONA_FLL_MAX_OUTDIV) |
07ed873e | 1524 | return -EINVAL; |
07ed873e | 1525 | } |
f641aec6 | 1526 | target = fll->fout * div / fll->vco_mult; |
07ed873e MB |
1527 | cfg->outdiv = div; |
1528 | ||
1529 | arizona_fll_dbg(fll, "Fvco=%dHz\n", target); | |
1530 | ||
d0800342 CK |
1531 | /* Find an appropriate FLL_FRATIO and refdiv */ |
1532 | ratio = arizona_calc_fratio(fll, cfg, target, Fref, sync); | |
1533 | if (ratio < 0) | |
1534 | return ratio; | |
07ed873e | 1535 | |
07ed873e | 1536 | /* Apply the division for our remaining calculations */ |
d0800342 | 1537 | Fref = Fref / (1 << cfg->refdiv); |
8f113d7d | 1538 | |
07ed873e MB |
1539 | cfg->n = target / (ratio * Fref); |
1540 | ||
01f58153 | 1541 | if (target % (ratio * Fref)) { |
07ed873e MB |
1542 | gcd_fll = gcd(target, ratio * Fref); |
1543 | arizona_fll_dbg(fll, "GCD=%u\n", gcd_fll); | |
1544 | ||
1545 | cfg->theta = (target - (cfg->n * ratio * Fref)) | |
1546 | / gcd_fll; | |
1547 | cfg->lambda = (ratio * Fref) / gcd_fll; | |
1548 | } else { | |
1549 | cfg->theta = 0; | |
1550 | cfg->lambda = 0; | |
1551 | } | |
1552 | ||
01f58153 RT |
1553 | /* Round down to 16bit range with cost of accuracy lost. |
1554 | * Denominator must be bigger than numerator so we only | |
1555 | * take care of it. | |
1556 | */ | |
1557 | while (cfg->lambda >= (1 << 16)) { | |
1558 | cfg->theta >>= 1; | |
1559 | cfg->lambda >>= 1; | |
1560 | } | |
1561 | ||
5a3935c7 CK |
1562 | for (i = 0; i < ARRAY_SIZE(fll_gains); i++) { |
1563 | if (fll_gains[i].min <= Fref && Fref <= fll_gains[i].max) { | |
1564 | cfg->gain = fll_gains[i].gain; | |
1565 | break; | |
1566 | } | |
1567 | } | |
1568 | if (i == ARRAY_SIZE(fll_gains)) { | |
1569 | arizona_fll_err(fll, "Unable to find gain for Fref=%uHz\n", | |
1570 | Fref); | |
1571 | return -EINVAL; | |
1572 | } | |
1573 | ||
07ed873e MB |
1574 | arizona_fll_dbg(fll, "N=%x THETA=%x LAMBDA=%x\n", |
1575 | cfg->n, cfg->theta, cfg->lambda); | |
1576 | arizona_fll_dbg(fll, "FRATIO=%x(%d) OUTDIV=%x REFCLK_DIV=%x\n", | |
1577 | cfg->fratio, cfg->fratio, cfg->outdiv, cfg->refdiv); | |
8f113d7d | 1578 | arizona_fll_dbg(fll, "GAIN=%d\n", cfg->gain); |
07ed873e MB |
1579 | |
1580 | return 0; | |
1581 | ||
1582 | } | |
1583 | ||
1584 | static void arizona_apply_fll(struct arizona *arizona, unsigned int base, | |
8f113d7d MB |
1585 | struct arizona_fll_cfg *cfg, int source, |
1586 | bool sync) | |
07ed873e | 1587 | { |
3c43c695 MB |
1588 | regmap_update_bits_async(arizona->regmap, base + 3, |
1589 | ARIZONA_FLL1_THETA_MASK, cfg->theta); | |
1590 | regmap_update_bits_async(arizona->regmap, base + 4, | |
1591 | ARIZONA_FLL1_LAMBDA_MASK, cfg->lambda); | |
1592 | regmap_update_bits_async(arizona->regmap, base + 5, | |
1593 | ARIZONA_FLL1_FRATIO_MASK, | |
1594 | cfg->fratio << ARIZONA_FLL1_FRATIO_SHIFT); | |
1595 | regmap_update_bits_async(arizona->regmap, base + 6, | |
1596 | ARIZONA_FLL1_CLK_REF_DIV_MASK | | |
1597 | ARIZONA_FLL1_CLK_REF_SRC_MASK, | |
1598 | cfg->refdiv << ARIZONA_FLL1_CLK_REF_DIV_SHIFT | | |
1599 | source << ARIZONA_FLL1_CLK_REF_SRC_SHIFT); | |
07ed873e | 1600 | |
61719db8 CK |
1601 | if (sync) { |
1602 | regmap_update_bits(arizona->regmap, base + 0x7, | |
1603 | ARIZONA_FLL1_GAIN_MASK, | |
1604 | cfg->gain << ARIZONA_FLL1_GAIN_SHIFT); | |
1605 | } else { | |
1606 | regmap_update_bits(arizona->regmap, base + 0x5, | |
1607 | ARIZONA_FLL1_OUTDIV_MASK, | |
1608 | cfg->outdiv << ARIZONA_FLL1_OUTDIV_SHIFT); | |
1609 | regmap_update_bits(arizona->regmap, base + 0x9, | |
1610 | ARIZONA_FLL1_GAIN_MASK, | |
1611 | cfg->gain << ARIZONA_FLL1_GAIN_SHIFT); | |
1612 | } | |
8f113d7d | 1613 | |
3c43c695 MB |
1614 | regmap_update_bits_async(arizona->regmap, base + 2, |
1615 | ARIZONA_FLL1_CTRL_UPD | ARIZONA_FLL1_N_MASK, | |
1616 | ARIZONA_FLL1_CTRL_UPD | cfg->n); | |
07ed873e MB |
1617 | } |
1618 | ||
d122d6c9 CK |
1619 | static bool arizona_is_enabled_fll(struct arizona_fll *fll) |
1620 | { | |
1621 | struct arizona *arizona = fll->arizona; | |
1622 | unsigned int reg; | |
1623 | int ret; | |
1624 | ||
1625 | ret = regmap_read(arizona->regmap, fll->base + 1, ®); | |
1626 | if (ret != 0) { | |
1627 | arizona_fll_err(fll, "Failed to read current state: %d\n", | |
1628 | ret); | |
1629 | return ret; | |
1630 | } | |
1631 | ||
1632 | return reg & ARIZONA_FLL1_ENA; | |
1633 | } | |
1634 | ||
23f785a8 | 1635 | static void arizona_enable_fll(struct arizona_fll *fll) |
35722815 CK |
1636 | { |
1637 | struct arizona *arizona = fll->arizona; | |
1638 | int ret; | |
49c60547 | 1639 | bool use_sync = false; |
23f785a8 | 1640 | struct arizona_fll_cfg cfg; |
35722815 | 1641 | |
ff680a17 MB |
1642 | /* |
1643 | * If we have both REFCLK and SYNCCLK then enable both, | |
1644 | * otherwise apply the SYNCCLK settings to REFCLK. | |
1645 | */ | |
49c60547 CK |
1646 | if (fll->ref_src >= 0 && fll->ref_freq && |
1647 | fll->ref_src != fll->sync_src) { | |
d0800342 | 1648 | arizona_calc_fll(fll, &cfg, fll->ref_freq, false); |
ff680a17 | 1649 | |
23f785a8 | 1650 | arizona_apply_fll(arizona, fll->base, &cfg, fll->ref_src, |
8f113d7d | 1651 | false); |
49c60547 | 1652 | if (fll->sync_src >= 0) { |
d0800342 | 1653 | arizona_calc_fll(fll, &cfg, fll->sync_freq, true); |
23f785a8 CK |
1654 | |
1655 | arizona_apply_fll(arizona, fll->base + 0x10, &cfg, | |
8f113d7d | 1656 | fll->sync_src, true); |
49c60547 CK |
1657 | use_sync = true; |
1658 | } | |
ff680a17 | 1659 | } else if (fll->sync_src >= 0) { |
d0800342 | 1660 | arizona_calc_fll(fll, &cfg, fll->sync_freq, false); |
ff680a17 | 1661 | |
23f785a8 | 1662 | arizona_apply_fll(arizona, fll->base, &cfg, |
8f113d7d | 1663 | fll->sync_src, false); |
eca2e8e2 | 1664 | |
3c43c695 MB |
1665 | regmap_update_bits_async(arizona->regmap, fll->base + 0x11, |
1666 | ARIZONA_FLL1_SYNC_ENA, 0); | |
ff680a17 MB |
1667 | } else { |
1668 | arizona_fll_err(fll, "No clocks provided\n"); | |
1669 | return; | |
1670 | } | |
35722815 | 1671 | |
576411be MB |
1672 | /* |
1673 | * Increase the bandwidth if we're not using a low frequency | |
1674 | * sync source. | |
1675 | */ | |
49c60547 | 1676 | if (use_sync && fll->sync_freq > 100000) |
3c43c695 MB |
1677 | regmap_update_bits_async(arizona->regmap, fll->base + 0x17, |
1678 | ARIZONA_FLL1_SYNC_BW, 0); | |
576411be | 1679 | else |
3c43c695 MB |
1680 | regmap_update_bits_async(arizona->regmap, fll->base + 0x17, |
1681 | ARIZONA_FLL1_SYNC_BW, | |
1682 | ARIZONA_FLL1_SYNC_BW); | |
576411be | 1683 | |
35722815 CK |
1684 | if (!arizona_is_enabled_fll(fll)) |
1685 | pm_runtime_get(arizona->dev); | |
1686 | ||
1687 | /* Clear any pending completions */ | |
1688 | try_wait_for_completion(&fll->ok); | |
1689 | ||
3c43c695 MB |
1690 | regmap_update_bits_async(arizona->regmap, fll->base + 1, |
1691 | ARIZONA_FLL1_FREERUN, 0); | |
1692 | regmap_update_bits_async(arizona->regmap, fll->base + 1, | |
1693 | ARIZONA_FLL1_ENA, ARIZONA_FLL1_ENA); | |
49c60547 | 1694 | if (use_sync) |
3c43c695 MB |
1695 | regmap_update_bits_async(arizona->regmap, fll->base + 0x11, |
1696 | ARIZONA_FLL1_SYNC_ENA, | |
1697 | ARIZONA_FLL1_SYNC_ENA); | |
35722815 CK |
1698 | |
1699 | ret = wait_for_completion_timeout(&fll->ok, | |
1700 | msecs_to_jiffies(250)); | |
1701 | if (ret == 0) | |
1702 | arizona_fll_warn(fll, "Timed out waiting for lock\n"); | |
1703 | } | |
1704 | ||
7604054e CK |
1705 | static void arizona_disable_fll(struct arizona_fll *fll) |
1706 | { | |
1707 | struct arizona *arizona = fll->arizona; | |
1708 | bool change; | |
1709 | ||
3c43c695 MB |
1710 | regmap_update_bits_async(arizona->regmap, fll->base + 1, |
1711 | ARIZONA_FLL1_FREERUN, ARIZONA_FLL1_FREERUN); | |
7604054e CK |
1712 | regmap_update_bits_check(arizona->regmap, fll->base + 1, |
1713 | ARIZONA_FLL1_ENA, 0, &change); | |
1714 | regmap_update_bits(arizona->regmap, fll->base + 0x11, | |
1715 | ARIZONA_FLL1_SYNC_ENA, 0); | |
1716 | ||
1717 | if (change) | |
1718 | pm_runtime_put_autosuspend(arizona->dev); | |
1719 | } | |
1720 | ||
ee929a97 CK |
1721 | int arizona_set_fll_refclk(struct arizona_fll *fll, int source, |
1722 | unsigned int Fref, unsigned int Fout) | |
1723 | { | |
ee929a97 CK |
1724 | int ret; |
1725 | ||
1c5617fc | 1726 | if (fll->ref_src == source && fll->ref_freq == Fref) |
ee929a97 CK |
1727 | return 0; |
1728 | ||
23f785a8 CK |
1729 | if (fll->fout && Fref > 0) { |
1730 | ret = arizona_validate_fll(fll, Fref, fll->fout); | |
1731 | if (ret != 0) | |
1732 | return ret; | |
ee929a97 CK |
1733 | } |
1734 | ||
1735 | fll->ref_src = source; | |
1736 | fll->ref_freq = Fref; | |
ee929a97 | 1737 | |
86cd684f | 1738 | if (fll->fout && Fref > 0) { |
23f785a8 | 1739 | arizona_enable_fll(fll); |
ee929a97 CK |
1740 | } |
1741 | ||
1742 | return 0; | |
1743 | } | |
1744 | EXPORT_SYMBOL_GPL(arizona_set_fll_refclk); | |
1745 | ||
07ed873e MB |
1746 | int arizona_set_fll(struct arizona_fll *fll, int source, |
1747 | unsigned int Fref, unsigned int Fout) | |
1748 | { | |
07ed873e MB |
1749 | int ret; |
1750 | ||
ff680a17 MB |
1751 | if (fll->sync_src == source && |
1752 | fll->sync_freq == Fref && fll->fout == Fout) | |
1753 | return 0; | |
9e359c64 | 1754 | |
ff680a17 MB |
1755 | if (Fout) { |
1756 | if (fll->ref_src >= 0) { | |
23f785a8 | 1757 | ret = arizona_validate_fll(fll, fll->ref_freq, Fout); |
9e359c64 CK |
1758 | if (ret != 0) |
1759 | return ret; | |
1760 | } | |
1761 | ||
23f785a8 | 1762 | ret = arizona_validate_fll(fll, Fref, Fout); |
ff680a17 MB |
1763 | if (ret != 0) |
1764 | return ret; | |
9e359c64 | 1765 | } |
ff680a17 MB |
1766 | |
1767 | fll->sync_src = source; | |
1768 | fll->sync_freq = Fref; | |
de1e6eed | 1769 | fll->fout = Fout; |
9e359c64 | 1770 | |
07ed873e | 1771 | if (Fout) { |
23f785a8 | 1772 | arizona_enable_fll(fll); |
07ed873e | 1773 | } else { |
7604054e | 1774 | arizona_disable_fll(fll); |
07ed873e MB |
1775 | } |
1776 | ||
07ed873e MB |
1777 | return 0; |
1778 | } | |
1779 | EXPORT_SYMBOL_GPL(arizona_set_fll); | |
1780 | ||
1781 | int arizona_init_fll(struct arizona *arizona, int id, int base, int lock_irq, | |
1782 | int ok_irq, struct arizona_fll *fll) | |
1783 | { | |
1784 | int ret; | |
19b34bdc | 1785 | unsigned int val; |
07ed873e | 1786 | |
07ed873e MB |
1787 | init_completion(&fll->ok); |
1788 | ||
1789 | fll->id = id; | |
1790 | fll->base = base; | |
1791 | fll->arizona = arizona; | |
f3f1163d | 1792 | fll->sync_src = ARIZONA_FLL_SRC_NONE; |
07ed873e | 1793 | |
19b34bdc CK |
1794 | /* Configure default refclk to 32kHz if we have one */ |
1795 | regmap_read(arizona->regmap, ARIZONA_CLOCK_32K_1, &val); | |
1796 | switch (val & ARIZONA_CLK_32K_SRC_MASK) { | |
1797 | case ARIZONA_CLK_SRC_MCLK1: | |
1798 | case ARIZONA_CLK_SRC_MCLK2: | |
1799 | fll->ref_src = val & ARIZONA_CLK_32K_SRC_MASK; | |
1800 | break; | |
1801 | default: | |
f3f1163d | 1802 | fll->ref_src = ARIZONA_FLL_SRC_NONE; |
19b34bdc CK |
1803 | } |
1804 | fll->ref_freq = 32768; | |
1805 | ||
07ed873e MB |
1806 | snprintf(fll->lock_name, sizeof(fll->lock_name), "FLL%d lock", id); |
1807 | snprintf(fll->clock_ok_name, sizeof(fll->clock_ok_name), | |
1808 | "FLL%d clock OK", id); | |
1809 | ||
07ed873e MB |
1810 | ret = arizona_request_irq(arizona, ok_irq, fll->clock_ok_name, |
1811 | arizona_fll_clock_ok, fll); | |
1812 | if (ret != 0) { | |
1813 | dev_err(arizona->dev, "Failed to get FLL%d clock OK IRQ: %d\n", | |
1814 | id, ret); | |
1815 | } | |
1816 | ||
e31c1946 CK |
1817 | regmap_update_bits(arizona->regmap, fll->base + 1, |
1818 | ARIZONA_FLL1_FREERUN, 0); | |
1819 | ||
07ed873e MB |
1820 | return 0; |
1821 | } | |
1822 | EXPORT_SYMBOL_GPL(arizona_init_fll); | |
1823 | ||
bc9ab6d3 MB |
1824 | /** |
1825 | * arizona_set_output_mode - Set the mode of the specified output | |
1826 | * | |
1827 | * @codec: Device to configure | |
1828 | * @output: Output number | |
1829 | * @diff: True to set the output to differential mode | |
1830 | * | |
1831 | * Some systems use external analogue switches to connect more | |
1832 | * analogue devices to the CODEC than are supported by the device. In | |
1833 | * some systems this requires changing the switched output from single | |
1834 | * ended to differential mode dynamically at runtime, an operation | |
1835 | * supported using this function. | |
1836 | * | |
1837 | * Most systems have a single static configuration and should use | |
1838 | * platform data instead. | |
1839 | */ | |
1840 | int arizona_set_output_mode(struct snd_soc_codec *codec, int output, bool diff) | |
1841 | { | |
1842 | unsigned int reg, val; | |
1843 | ||
1844 | if (output < 1 || output > 6) | |
1845 | return -EINVAL; | |
1846 | ||
1847 | reg = ARIZONA_OUTPUT_PATH_CONFIG_1L + (output - 1) * 8; | |
1848 | ||
1849 | if (diff) | |
1850 | val = ARIZONA_OUT1_MONO; | |
1851 | else | |
1852 | val = 0; | |
1853 | ||
1854 | return snd_soc_update_bits(codec, reg, ARIZONA_OUT1_MONO, val); | |
1855 | } | |
1856 | EXPORT_SYMBOL_GPL(arizona_set_output_mode); | |
1857 | ||
07ed873e MB |
1858 | MODULE_DESCRIPTION("ASoC Wolfson Arizona class device support"); |
1859 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); | |
1860 | MODULE_LICENSE("GPL"); |