1 | // SPDX-License-Identifier: GPL-2.0 |
2 | // |
3 | // rt700.c -- rt700 ALSA SoC audio driver |
4 | // |
5 | // Copyright(c) 2019 Realtek Semiconductor Corp. |
6 | // |
7 | // |
8 | |
9 | #include <linux/module.h> |
10 | #include <linux/moduleparam.h> |
11 | #include <linux/kernel.h> |
12 | #include <linux/init.h> |
13 | #include <linux/delay.h> |
14 | #include <linux/pm_runtime.h> |
15 | #include <linux/pm.h> |
16 | #include <linux/soundwire/sdw.h> |
17 | #include <linux/regmap.h> |
18 | #include <linux/slab.h> |
19 | #include <sound/core.h> |
20 | #include <sound/pcm.h> |
21 | #include <sound/pcm_params.h> |
22 | #include <sound/sdw.h> |
23 | #include <sound/soc.h> |
24 | #include <sound/soc-dapm.h> |
25 | #include <sound/initval.h> |
26 | #include <sound/tlv.h> |
27 | #include <sound/hda_verbs.h> |
28 | #include <sound/jack.h> |
29 | |
30 | #include "rt700.h" |
31 | |
32 | static int rt700_index_write(struct regmap *regmap, |
33 | unsigned int reg, unsigned int value) |
34 | { |
35 | int ret; |
36 | unsigned int addr = (RT700_PRIV_INDEX_W_H << 8) | reg; |
37 | |
38 | ret = regmap_write(map: regmap, reg: addr, val: value); |
39 | if (ret < 0) |
40 | pr_err("%s: Failed to set private value: %06x <= %04x ret=%d\n" , |
41 | __func__, addr, value, ret); |
42 | |
43 | return ret; |
44 | } |
45 | |
46 | static int rt700_index_read(struct regmap *regmap, |
47 | unsigned int reg, unsigned int *value) |
48 | { |
49 | int ret; |
50 | unsigned int addr = (RT700_PRIV_INDEX_W_H << 8) | reg; |
51 | |
52 | *value = 0; |
53 | ret = regmap_read(map: regmap, reg: addr, val: value); |
54 | if (ret < 0) |
55 | pr_err("%s: Failed to get private value: %06x => %04x ret=%d\n" , |
56 | __func__, addr, *value, ret); |
57 | |
58 | return ret; |
59 | } |
60 | |
61 | static unsigned int rt700_button_detect(struct rt700_priv *rt700) |
62 | { |
63 | unsigned int btn_type = 0, val80, val81; |
64 | int ret; |
65 | |
66 | ret = rt700_index_read(regmap: rt700->regmap, RT700_IRQ_FLAG_TABLE1, value: &val80); |
67 | if (ret < 0) |
68 | goto read_error; |
69 | ret = rt700_index_read(regmap: rt700->regmap, RT700_IRQ_FLAG_TABLE2, value: &val81); |
70 | if (ret < 0) |
71 | goto read_error; |
72 | |
73 | val80 &= 0x0381; |
74 | val81 &= 0xff00; |
75 | |
76 | switch (val80) { |
77 | case 0x0200: |
78 | case 0x0100: |
79 | case 0x0080: |
80 | btn_type |= SND_JACK_BTN_0; |
81 | break; |
82 | case 0x0001: |
83 | btn_type |= SND_JACK_BTN_3; |
84 | break; |
85 | } |
86 | switch (val81) { |
87 | case 0x8000: |
88 | case 0x4000: |
89 | case 0x2000: |
90 | btn_type |= SND_JACK_BTN_1; |
91 | break; |
92 | case 0x1000: |
93 | case 0x0800: |
94 | case 0x0400: |
95 | btn_type |= SND_JACK_BTN_2; |
96 | break; |
97 | case 0x0200: |
98 | case 0x0100: |
99 | btn_type |= SND_JACK_BTN_3; |
100 | break; |
101 | } |
102 | read_error: |
103 | return btn_type; |
104 | } |
105 | |
106 | static int rt700_headset_detect(struct rt700_priv *rt700) |
107 | { |
108 | unsigned int buf, loop = 0; |
109 | int ret; |
110 | unsigned int jack_status = 0, reg; |
111 | |
112 | ret = rt700_index_read(regmap: rt700->regmap, |
113 | RT700_COMBO_JACK_AUTO_CTL2, value: &buf); |
114 | if (ret < 0) |
115 | goto io_error; |
116 | |
117 | while (loop < 500 && |
118 | (buf & RT700_COMBOJACK_AUTO_DET_STATUS) == 0) { |
119 | loop++; |
120 | |
121 | usleep_range(min: 9000, max: 10000); |
122 | ret = rt700_index_read(regmap: rt700->regmap, |
123 | RT700_COMBO_JACK_AUTO_CTL2, value: &buf); |
124 | if (ret < 0) |
125 | goto io_error; |
126 | |
127 | reg = RT700_VERB_GET_PIN_SENSE | RT700_HP_OUT; |
128 | ret = regmap_read(map: rt700->regmap, reg, val: &jack_status); |
129 | if ((jack_status & (1 << 31)) == 0) |
130 | goto remove_error; |
131 | } |
132 | |
133 | if (loop >= 500) |
134 | goto to_error; |
135 | |
136 | if (buf & RT700_COMBOJACK_AUTO_DET_TRS) |
137 | rt700->jack_type = SND_JACK_HEADPHONE; |
138 | else if ((buf & RT700_COMBOJACK_AUTO_DET_CTIA) || |
139 | (buf & RT700_COMBOJACK_AUTO_DET_OMTP)) |
140 | rt700->jack_type = SND_JACK_HEADSET; |
141 | |
142 | return 0; |
143 | |
144 | to_error: |
145 | ret = -ETIMEDOUT; |
146 | pr_err_ratelimited("Time-out error in %s\n" , __func__); |
147 | return ret; |
148 | io_error: |
149 | pr_err_ratelimited("IO error in %s, ret %d\n" , __func__, ret); |
150 | return ret; |
151 | remove_error: |
152 | pr_err_ratelimited("Jack removal in %s\n" , __func__); |
153 | return -ENODEV; |
154 | } |
155 | |
156 | static void rt700_jack_detect_handler(struct work_struct *work) |
157 | { |
158 | struct rt700_priv *rt700 = |
159 | container_of(work, struct rt700_priv, jack_detect_work.work); |
160 | int btn_type = 0, ret; |
161 | unsigned int jack_status = 0, reg; |
162 | |
163 | if (!rt700->hs_jack) |
164 | return; |
165 | |
166 | if (!snd_soc_card_is_instantiated(card: rt700->component->card)) |
167 | return; |
168 | |
169 | reg = RT700_VERB_GET_PIN_SENSE | RT700_HP_OUT; |
170 | ret = regmap_read(map: rt700->regmap, reg, val: &jack_status); |
171 | if (ret < 0) |
172 | goto io_error; |
173 | |
174 | /* pin attached */ |
175 | if (jack_status & (1 << 31)) { |
176 | /* jack in */ |
177 | if (rt700->jack_type == 0) { |
178 | ret = rt700_headset_detect(rt700); |
179 | if (ret < 0) |
180 | return; |
181 | if (rt700->jack_type == SND_JACK_HEADSET) |
182 | btn_type = rt700_button_detect(rt700); |
183 | } else if (rt700->jack_type == SND_JACK_HEADSET) { |
184 | /* jack is already in, report button event */ |
185 | btn_type = rt700_button_detect(rt700); |
186 | } |
187 | } else { |
188 | /* jack out */ |
189 | rt700->jack_type = 0; |
190 | } |
191 | |
192 | dev_dbg(&rt700->slave->dev, |
193 | "in %s, jack_type=0x%x\n" , __func__, rt700->jack_type); |
194 | dev_dbg(&rt700->slave->dev, |
195 | "in %s, btn_type=0x%x\n" , __func__, btn_type); |
196 | |
197 | snd_soc_jack_report(jack: rt700->hs_jack, status: rt700->jack_type | btn_type, |
198 | mask: SND_JACK_HEADSET | |
199 | SND_JACK_BTN_0 | SND_JACK_BTN_1 | |
200 | SND_JACK_BTN_2 | SND_JACK_BTN_3); |
201 | |
202 | if (btn_type) { |
203 | /* button released */ |
204 | snd_soc_jack_report(jack: rt700->hs_jack, status: rt700->jack_type, |
205 | mask: SND_JACK_HEADSET | |
206 | SND_JACK_BTN_0 | SND_JACK_BTN_1 | |
207 | SND_JACK_BTN_2 | SND_JACK_BTN_3); |
208 | |
209 | mod_delayed_work(wq: system_power_efficient_wq, |
210 | dwork: &rt700->jack_btn_check_work, delay: msecs_to_jiffies(m: 200)); |
211 | } |
212 | |
213 | return; |
214 | |
215 | io_error: |
216 | pr_err_ratelimited("IO error in %s, ret %d\n" , __func__, ret); |
217 | } |
218 | |
219 | static void rt700_btn_check_handler(struct work_struct *work) |
220 | { |
221 | struct rt700_priv *rt700 = container_of(work, struct rt700_priv, |
222 | jack_btn_check_work.work); |
223 | int btn_type = 0, ret; |
224 | unsigned int jack_status = 0, reg; |
225 | |
226 | reg = RT700_VERB_GET_PIN_SENSE | RT700_HP_OUT; |
227 | ret = regmap_read(map: rt700->regmap, reg, val: &jack_status); |
228 | if (ret < 0) |
229 | goto io_error; |
230 | |
231 | /* pin attached */ |
232 | if (jack_status & (1 << 31)) { |
233 | if (rt700->jack_type == SND_JACK_HEADSET) { |
234 | /* jack is already in, report button event */ |
235 | btn_type = rt700_button_detect(rt700); |
236 | } |
237 | } else { |
238 | rt700->jack_type = 0; |
239 | } |
240 | |
241 | /* cbj comparator */ |
242 | ret = rt700_index_read(regmap: rt700->regmap, RT700_COMBO_JACK_AUTO_CTL2, value: ®); |
243 | if (ret < 0) |
244 | goto io_error; |
245 | |
246 | if ((reg & 0xf0) == 0xf0) |
247 | btn_type = 0; |
248 | |
249 | dev_dbg(&rt700->slave->dev, |
250 | "%s, btn_type=0x%x\n" , __func__, btn_type); |
251 | snd_soc_jack_report(jack: rt700->hs_jack, status: rt700->jack_type | btn_type, |
252 | mask: SND_JACK_HEADSET | |
253 | SND_JACK_BTN_0 | SND_JACK_BTN_1 | |
254 | SND_JACK_BTN_2 | SND_JACK_BTN_3); |
255 | |
256 | if (btn_type) { |
257 | /* button released */ |
258 | snd_soc_jack_report(jack: rt700->hs_jack, status: rt700->jack_type, |
259 | mask: SND_JACK_HEADSET | |
260 | SND_JACK_BTN_0 | SND_JACK_BTN_1 | |
261 | SND_JACK_BTN_2 | SND_JACK_BTN_3); |
262 | |
263 | mod_delayed_work(wq: system_power_efficient_wq, |
264 | dwork: &rt700->jack_btn_check_work, delay: msecs_to_jiffies(m: 200)); |
265 | } |
266 | |
267 | return; |
268 | |
269 | io_error: |
270 | pr_err_ratelimited("IO error in %s, ret %d\n" , __func__, ret); |
271 | } |
272 | |
273 | static void rt700_jack_init(struct rt700_priv *rt700) |
274 | { |
275 | struct snd_soc_dapm_context *dapm = |
276 | snd_soc_component_get_dapm(component: rt700->component); |
277 | |
278 | /* power on */ |
279 | if (dapm->bias_level <= SND_SOC_BIAS_STANDBY) |
280 | regmap_write(map: rt700->regmap, |
281 | RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D0); |
282 | |
283 | if (rt700->hs_jack) { |
284 | /* Enable Jack Detection */ |
285 | regmap_write(map: rt700->regmap, |
286 | RT700_SET_MIC2_UNSOLICITED_ENABLE, val: 0x82); |
287 | regmap_write(map: rt700->regmap, |
288 | RT700_SET_HP_UNSOLICITED_ENABLE, val: 0x81); |
289 | regmap_write(map: rt700->regmap, |
290 | RT700_SET_INLINE_UNSOLICITED_ENABLE, val: 0x83); |
291 | rt700_index_write(regmap: rt700->regmap, reg: 0x10, value: 0x2420); |
292 | rt700_index_write(regmap: rt700->regmap, reg: 0x19, value: 0x2e11); |
293 | |
294 | dev_dbg(&rt700->slave->dev, "in %s enable\n" , __func__); |
295 | |
296 | mod_delayed_work(wq: system_power_efficient_wq, |
297 | dwork: &rt700->jack_detect_work, delay: msecs_to_jiffies(m: 250)); |
298 | } else { |
299 | regmap_write(map: rt700->regmap, |
300 | RT700_SET_MIC2_UNSOLICITED_ENABLE, val: 0x00); |
301 | regmap_write(map: rt700->regmap, |
302 | RT700_SET_HP_UNSOLICITED_ENABLE, val: 0x00); |
303 | regmap_write(map: rt700->regmap, |
304 | RT700_SET_INLINE_UNSOLICITED_ENABLE, val: 0x00); |
305 | |
306 | dev_dbg(&rt700->slave->dev, "in %s disable\n" , __func__); |
307 | } |
308 | |
309 | /* power off */ |
310 | if (dapm->bias_level <= SND_SOC_BIAS_STANDBY) |
311 | regmap_write(map: rt700->regmap, |
312 | RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D3); |
313 | } |
314 | |
315 | static int rt700_set_jack_detect(struct snd_soc_component *component, |
316 | struct snd_soc_jack *hs_jack, void *data) |
317 | { |
318 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
319 | int ret; |
320 | |
321 | rt700->hs_jack = hs_jack; |
322 | |
323 | /* we can only resume if the device was initialized at least once */ |
324 | if (!rt700->first_hw_init) |
325 | return 0; |
326 | |
327 | ret = pm_runtime_resume_and_get(dev: component->dev); |
328 | if (ret < 0) { |
329 | if (ret != -EACCES) { |
330 | dev_err(component->dev, "%s: failed to resume %d\n" , __func__, ret); |
331 | return ret; |
332 | } |
333 | |
334 | /* pm_runtime not enabled yet */ |
335 | dev_dbg(component->dev, "%s: skipping jack init for now\n" , __func__); |
336 | return 0; |
337 | } |
338 | |
339 | rt700_jack_init(rt700); |
340 | |
341 | pm_runtime_mark_last_busy(dev: component->dev); |
342 | pm_runtime_put_autosuspend(dev: component->dev); |
343 | |
344 | return 0; |
345 | } |
346 | |
347 | static void rt700_get_gain(struct rt700_priv *rt700, unsigned int addr_h, |
348 | unsigned int addr_l, unsigned int val_h, |
349 | unsigned int *r_val, unsigned int *l_val) |
350 | { |
351 | /* R Channel */ |
352 | *r_val = (val_h << 8); |
353 | regmap_read(map: rt700->regmap, reg: addr_l, val: r_val); |
354 | |
355 | /* L Channel */ |
356 | val_h |= 0x20; |
357 | *l_val = (val_h << 8); |
358 | regmap_read(map: rt700->regmap, reg: addr_h, val: l_val); |
359 | } |
360 | |
361 | /* For Verb-Set Amplifier Gain (Verb ID = 3h) */ |
362 | static int rt700_set_amp_gain_put(struct snd_kcontrol *kcontrol, |
363 | struct snd_ctl_elem_value *ucontrol) |
364 | { |
365 | struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); |
366 | struct snd_soc_dapm_context *dapm = |
367 | snd_soc_component_get_dapm(component); |
368 | struct soc_mixer_control *mc = |
369 | (struct soc_mixer_control *)kcontrol->private_value; |
370 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
371 | unsigned int addr_h, addr_l, val_h, val_ll, val_lr; |
372 | unsigned int read_ll, read_rl; |
373 | int i; |
374 | |
375 | /* Can't use update bit function, so read the original value first */ |
376 | addr_h = mc->reg; |
377 | addr_l = mc->rreg; |
378 | if (mc->shift == RT700_DIR_OUT_SFT) /* output */ |
379 | val_h = 0x80; |
380 | else /* input */ |
381 | val_h = 0x0; |
382 | |
383 | rt700_get_gain(rt700, addr_h, addr_l, val_h, r_val: &read_rl, l_val: &read_ll); |
384 | |
385 | /* L Channel */ |
386 | if (mc->invert) { |
387 | /* for mute */ |
388 | val_ll = (mc->max - ucontrol->value.integer.value[0]) << 7; |
389 | /* keep gain */ |
390 | read_ll = read_ll & 0x7f; |
391 | val_ll |= read_ll; |
392 | } else { |
393 | /* for gain */ |
394 | val_ll = ((ucontrol->value.integer.value[0]) & 0x7f); |
395 | if (val_ll > mc->max) |
396 | val_ll = mc->max; |
397 | /* keep mute status */ |
398 | read_ll = read_ll & 0x80; |
399 | val_ll |= read_ll; |
400 | } |
401 | |
402 | if (dapm->bias_level <= SND_SOC_BIAS_STANDBY) |
403 | regmap_write(map: rt700->regmap, |
404 | RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D0); |
405 | |
406 | /* R Channel */ |
407 | if (mc->invert) { |
408 | /* for mute */ |
409 | val_lr = (mc->max - ucontrol->value.integer.value[1]) << 7; |
410 | /* keep gain */ |
411 | read_rl = read_rl & 0x7f; |
412 | val_lr |= read_rl; |
413 | } else { |
414 | /* for gain */ |
415 | val_lr = ((ucontrol->value.integer.value[1]) & 0x7f); |
416 | if (val_lr > mc->max) |
417 | val_lr = mc->max; |
418 | /* keep mute status */ |
419 | read_rl = read_rl & 0x80; |
420 | val_lr |= read_rl; |
421 | } |
422 | |
423 | for (i = 0; i < 3; i++) { /* retry 3 times at most */ |
424 | if (val_ll == val_lr) { |
425 | /* Set both L/R channels at the same time */ |
426 | val_h = (1 << mc->shift) | (3 << 4); |
427 | regmap_write(map: rt700->regmap, |
428 | reg: addr_h, val: (val_h << 8 | val_ll)); |
429 | regmap_write(map: rt700->regmap, |
430 | reg: addr_l, val: (val_h << 8 | val_ll)); |
431 | } else { |
432 | /* Lch*/ |
433 | val_h = (1 << mc->shift) | (1 << 5); |
434 | regmap_write(map: rt700->regmap, |
435 | reg: addr_h, val: (val_h << 8 | val_ll)); |
436 | |
437 | /* Rch */ |
438 | val_h = (1 << mc->shift) | (1 << 4); |
439 | regmap_write(map: rt700->regmap, |
440 | reg: addr_l, val: (val_h << 8 | val_lr)); |
441 | } |
442 | /* check result */ |
443 | if (mc->shift == RT700_DIR_OUT_SFT) /* output */ |
444 | val_h = 0x80; |
445 | else /* input */ |
446 | val_h = 0x0; |
447 | |
448 | rt700_get_gain(rt700, addr_h, addr_l, val_h, |
449 | r_val: &read_rl, l_val: &read_ll); |
450 | if (read_rl == val_lr && read_ll == val_ll) |
451 | break; |
452 | } |
453 | |
454 | if (dapm->bias_level <= SND_SOC_BIAS_STANDBY) |
455 | regmap_write(map: rt700->regmap, |
456 | RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D3); |
457 | return 0; |
458 | } |
459 | |
460 | static int rt700_set_amp_gain_get(struct snd_kcontrol *kcontrol, |
461 | struct snd_ctl_elem_value *ucontrol) |
462 | { |
463 | struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); |
464 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
465 | struct soc_mixer_control *mc = |
466 | (struct soc_mixer_control *)kcontrol->private_value; |
467 | unsigned int addr_h, addr_l, val_h; |
468 | unsigned int read_ll, read_rl; |
469 | |
470 | addr_h = mc->reg; |
471 | addr_l = mc->rreg; |
472 | if (mc->shift == RT700_DIR_OUT_SFT) /* output */ |
473 | val_h = 0x80; |
474 | else /* input */ |
475 | val_h = 0x0; |
476 | |
477 | rt700_get_gain(rt700, addr_h, addr_l, val_h, r_val: &read_rl, l_val: &read_ll); |
478 | |
479 | if (mc->invert) { |
480 | /* for mute status */ |
481 | read_ll = !((read_ll & 0x80) >> RT700_MUTE_SFT); |
482 | read_rl = !((read_rl & 0x80) >> RT700_MUTE_SFT); |
483 | } else { |
484 | /* for gain */ |
485 | read_ll = read_ll & 0x7f; |
486 | read_rl = read_rl & 0x7f; |
487 | } |
488 | ucontrol->value.integer.value[0] = read_ll; |
489 | ucontrol->value.integer.value[1] = read_rl; |
490 | |
491 | return 0; |
492 | } |
493 | |
494 | static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6525, 75, 0); |
495 | static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -1725, 75, 0); |
496 | static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0); |
497 | |
498 | static const struct snd_kcontrol_new rt700_snd_controls[] = { |
499 | SOC_DOUBLE_R_EXT_TLV("DAC Front Playback Volume" , |
500 | RT700_SET_GAIN_DAC1_H, RT700_SET_GAIN_DAC1_L, |
501 | RT700_DIR_OUT_SFT, 0x57, 0, |
502 | rt700_set_amp_gain_get, rt700_set_amp_gain_put, out_vol_tlv), |
503 | SOC_DOUBLE_R_EXT("ADC 08 Capture Switch" , |
504 | RT700_SET_GAIN_ADC2_H, RT700_SET_GAIN_ADC2_L, |
505 | RT700_DIR_IN_SFT, 1, 1, |
506 | rt700_set_amp_gain_get, rt700_set_amp_gain_put), |
507 | SOC_DOUBLE_R_EXT("ADC 09 Capture Switch" , |
508 | RT700_SET_GAIN_ADC1_H, RT700_SET_GAIN_ADC1_L, |
509 | RT700_DIR_IN_SFT, 1, 1, |
510 | rt700_set_amp_gain_get, rt700_set_amp_gain_put), |
511 | SOC_DOUBLE_R_EXT_TLV("ADC 08 Capture Volume" , |
512 | RT700_SET_GAIN_ADC2_H, RT700_SET_GAIN_ADC2_L, |
513 | RT700_DIR_IN_SFT, 0x3f, 0, |
514 | rt700_set_amp_gain_get, rt700_set_amp_gain_put, in_vol_tlv), |
515 | SOC_DOUBLE_R_EXT_TLV("ADC 09 Capture Volume" , |
516 | RT700_SET_GAIN_ADC1_H, RT700_SET_GAIN_ADC1_L, |
517 | RT700_DIR_IN_SFT, 0x3f, 0, |
518 | rt700_set_amp_gain_get, rt700_set_amp_gain_put, in_vol_tlv), |
519 | SOC_DOUBLE_R_EXT_TLV("AMIC Volume" , |
520 | RT700_SET_GAIN_AMIC_H, RT700_SET_GAIN_AMIC_L, |
521 | RT700_DIR_IN_SFT, 3, 0, |
522 | rt700_set_amp_gain_get, rt700_set_amp_gain_put, mic_vol_tlv), |
523 | }; |
524 | |
525 | static int rt700_mux_get(struct snd_kcontrol *kcontrol, |
526 | struct snd_ctl_elem_value *ucontrol) |
527 | { |
528 | struct snd_soc_component *component = |
529 | snd_soc_dapm_kcontrol_component(kcontrol); |
530 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
531 | unsigned int reg, val = 0, nid; |
532 | int ret; |
533 | |
534 | if (strstr(ucontrol->id.name, "HPO Mux" )) |
535 | nid = RT700_HP_OUT; |
536 | else if (strstr(ucontrol->id.name, "ADC 22 Mux" )) |
537 | nid = RT700_MIXER_IN1; |
538 | else if (strstr(ucontrol->id.name, "ADC 23 Mux" )) |
539 | nid = RT700_MIXER_IN2; |
540 | else |
541 | return -EINVAL; |
542 | |
543 | /* vid = 0xf01 */ |
544 | reg = RT700_VERB_SET_CONNECT_SEL | nid; |
545 | ret = regmap_read(map: rt700->regmap, reg, val: &val); |
546 | if (ret < 0) |
547 | return ret; |
548 | |
549 | ucontrol->value.enumerated.item[0] = val; |
550 | |
551 | return 0; |
552 | } |
553 | |
554 | static int rt700_mux_put(struct snd_kcontrol *kcontrol, |
555 | struct snd_ctl_elem_value *ucontrol) |
556 | { |
557 | struct snd_soc_component *component = |
558 | snd_soc_dapm_kcontrol_component(kcontrol); |
559 | struct snd_soc_dapm_context *dapm = |
560 | snd_soc_dapm_kcontrol_dapm(kcontrol); |
561 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
562 | struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; |
563 | unsigned int *item = ucontrol->value.enumerated.item; |
564 | unsigned int val, val2 = 0, change, reg, nid; |
565 | int ret; |
566 | |
567 | if (item[0] >= e->items) |
568 | return -EINVAL; |
569 | |
570 | if (strstr(ucontrol->id.name, "HPO Mux" )) |
571 | nid = RT700_HP_OUT; |
572 | else if (strstr(ucontrol->id.name, "ADC 22 Mux" )) |
573 | nid = RT700_MIXER_IN1; |
574 | else if (strstr(ucontrol->id.name, "ADC 23 Mux" )) |
575 | nid = RT700_MIXER_IN2; |
576 | else |
577 | return -EINVAL; |
578 | |
579 | /* Verb ID = 0x701h */ |
580 | val = snd_soc_enum_item_to_val(e, item: item[0]) << e->shift_l; |
581 | |
582 | reg = RT700_VERB_SET_CONNECT_SEL | nid; |
583 | ret = regmap_read(map: rt700->regmap, reg, val: &val2); |
584 | if (ret < 0) |
585 | return ret; |
586 | |
587 | if (val == val2) |
588 | change = 0; |
589 | else |
590 | change = 1; |
591 | |
592 | if (change) { |
593 | reg = RT700_VERB_SET_CONNECT_SEL | nid; |
594 | regmap_write(map: rt700->regmap, reg, val); |
595 | } |
596 | |
597 | snd_soc_dapm_mux_update_power(dapm, kcontrol, |
598 | mux: item[0], e, NULL); |
599 | |
600 | return change; |
601 | } |
602 | |
603 | static const char * const adc_mux_text[] = { |
604 | "MIC2" , |
605 | "LINE1" , |
606 | "LINE2" , |
607 | "DMIC" , |
608 | }; |
609 | |
610 | static SOC_ENUM_SINGLE_DECL( |
611 | rt700_adc22_enum, SND_SOC_NOPM, 0, adc_mux_text); |
612 | |
613 | static SOC_ENUM_SINGLE_DECL( |
614 | rt700_adc23_enum, SND_SOC_NOPM, 0, adc_mux_text); |
615 | |
616 | static const struct snd_kcontrol_new rt700_adc22_mux = |
617 | SOC_DAPM_ENUM_EXT("ADC 22 Mux" , rt700_adc22_enum, |
618 | rt700_mux_get, rt700_mux_put); |
619 | |
620 | static const struct snd_kcontrol_new rt700_adc23_mux = |
621 | SOC_DAPM_ENUM_EXT("ADC 23 Mux" , rt700_adc23_enum, |
622 | rt700_mux_get, rt700_mux_put); |
623 | |
624 | static const char * const out_mux_text[] = { |
625 | "Front" , |
626 | "Surround" , |
627 | }; |
628 | |
629 | static SOC_ENUM_SINGLE_DECL( |
630 | rt700_hp_enum, SND_SOC_NOPM, 0, out_mux_text); |
631 | |
632 | static const struct snd_kcontrol_new rt700_hp_mux = |
633 | SOC_DAPM_ENUM_EXT("HP Mux" , rt700_hp_enum, |
634 | rt700_mux_get, rt700_mux_put); |
635 | |
636 | static int rt700_dac_front_event(struct snd_soc_dapm_widget *w, |
637 | struct snd_kcontrol *kcontrol, int event) |
638 | { |
639 | struct snd_soc_component *component = |
640 | snd_soc_dapm_to_component(dapm: w->dapm); |
641 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
642 | |
643 | switch (event) { |
644 | case SND_SOC_DAPM_POST_PMU: |
645 | regmap_write(map: rt700->regmap, |
646 | RT700_SET_STREAMID_DAC1, val: 0x10); |
647 | break; |
648 | case SND_SOC_DAPM_PRE_PMD: |
649 | regmap_write(map: rt700->regmap, |
650 | RT700_SET_STREAMID_DAC1, val: 0x00); |
651 | break; |
652 | } |
653 | return 0; |
654 | } |
655 | |
656 | static int rt700_dac_surround_event(struct snd_soc_dapm_widget *w, |
657 | struct snd_kcontrol *kcontrol, int event) |
658 | { |
659 | struct snd_soc_component *component = |
660 | snd_soc_dapm_to_component(dapm: w->dapm); |
661 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
662 | |
663 | switch (event) { |
664 | case SND_SOC_DAPM_POST_PMU: |
665 | regmap_write(map: rt700->regmap, |
666 | RT700_SET_STREAMID_DAC2, val: 0x10); |
667 | break; |
668 | case SND_SOC_DAPM_PRE_PMD: |
669 | regmap_write(map: rt700->regmap, |
670 | RT700_SET_STREAMID_DAC2, val: 0x00); |
671 | break; |
672 | } |
673 | return 0; |
674 | } |
675 | |
676 | static int rt700_adc_09_event(struct snd_soc_dapm_widget *w, |
677 | struct snd_kcontrol *kcontrol, int event) |
678 | { |
679 | struct snd_soc_component *component = |
680 | snd_soc_dapm_to_component(dapm: w->dapm); |
681 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
682 | |
683 | switch (event) { |
684 | case SND_SOC_DAPM_POST_PMU: |
685 | regmap_write(map: rt700->regmap, |
686 | RT700_SET_STREAMID_ADC1, val: 0x10); |
687 | break; |
688 | case SND_SOC_DAPM_PRE_PMD: |
689 | regmap_write(map: rt700->regmap, |
690 | RT700_SET_STREAMID_ADC1, val: 0x00); |
691 | break; |
692 | } |
693 | return 0; |
694 | } |
695 | |
696 | static int rt700_adc_08_event(struct snd_soc_dapm_widget *w, |
697 | struct snd_kcontrol *kcontrol, int event) |
698 | { |
699 | struct snd_soc_component *component = |
700 | snd_soc_dapm_to_component(dapm: w->dapm); |
701 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
702 | |
703 | switch (event) { |
704 | case SND_SOC_DAPM_POST_PMU: |
705 | regmap_write(map: rt700->regmap, |
706 | RT700_SET_STREAMID_ADC2, val: 0x10); |
707 | break; |
708 | case SND_SOC_DAPM_PRE_PMD: |
709 | regmap_write(map: rt700->regmap, |
710 | RT700_SET_STREAMID_ADC2, val: 0x00); |
711 | break; |
712 | } |
713 | return 0; |
714 | } |
715 | |
716 | static int rt700_hpo_mux_event(struct snd_soc_dapm_widget *w, |
717 | struct snd_kcontrol *kcontrol, int event) |
718 | { |
719 | struct snd_soc_component *component = |
720 | snd_soc_dapm_to_component(dapm: w->dapm); |
721 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
722 | unsigned int val_h = (1 << RT700_DIR_OUT_SFT) | (0x3 << 4); |
723 | unsigned int val_l; |
724 | |
725 | switch (event) { |
726 | case SND_SOC_DAPM_POST_PMU: |
727 | val_l = 0x00; |
728 | regmap_write(map: rt700->regmap, |
729 | RT700_SET_GAIN_HP_H, val: (val_h << 8 | val_l)); |
730 | break; |
731 | case SND_SOC_DAPM_PRE_PMD: |
732 | val_l = (1 << RT700_MUTE_SFT); |
733 | regmap_write(map: rt700->regmap, |
734 | RT700_SET_GAIN_HP_H, val: (val_h << 8 | val_l)); |
735 | usleep_range(min: 50000, max: 55000); |
736 | break; |
737 | } |
738 | return 0; |
739 | } |
740 | |
741 | static int rt700_spk_pga_event(struct snd_soc_dapm_widget *w, |
742 | struct snd_kcontrol *kcontrol, int event) |
743 | { |
744 | struct snd_soc_component *component = |
745 | snd_soc_dapm_to_component(dapm: w->dapm); |
746 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
747 | unsigned int val_h = (1 << RT700_DIR_OUT_SFT) | (0x3 << 4); |
748 | unsigned int val_l; |
749 | |
750 | switch (event) { |
751 | case SND_SOC_DAPM_POST_PMU: |
752 | val_l = 0x00; |
753 | regmap_write(map: rt700->regmap, |
754 | RT700_SET_GAIN_SPK_H, val: (val_h << 8 | val_l)); |
755 | break; |
756 | case SND_SOC_DAPM_PRE_PMD: |
757 | val_l = (1 << RT700_MUTE_SFT); |
758 | regmap_write(map: rt700->regmap, |
759 | RT700_SET_GAIN_SPK_H, val: (val_h << 8 | val_l)); |
760 | break; |
761 | } |
762 | return 0; |
763 | } |
764 | |
765 | static const struct snd_soc_dapm_widget rt700_dapm_widgets[] = { |
766 | SND_SOC_DAPM_OUTPUT("HP" ), |
767 | SND_SOC_DAPM_OUTPUT("SPK" ), |
768 | SND_SOC_DAPM_INPUT("DMIC1" ), |
769 | SND_SOC_DAPM_INPUT("DMIC2" ), |
770 | SND_SOC_DAPM_INPUT("MIC2" ), |
771 | SND_SOC_DAPM_INPUT("LINE1" ), |
772 | SND_SOC_DAPM_INPUT("LINE2" ), |
773 | SND_SOC_DAPM_DAC_E("DAC Front" , NULL, SND_SOC_NOPM, 0, 0, |
774 | rt700_dac_front_event, |
775 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
776 | SND_SOC_DAPM_DAC_E("DAC Surround" , NULL, SND_SOC_NOPM, 0, 0, |
777 | rt700_dac_surround_event, |
778 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
779 | SND_SOC_DAPM_MUX_E("HPO Mux" , SND_SOC_NOPM, 0, 0, &rt700_hp_mux, |
780 | rt700_hpo_mux_event, |
781 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
782 | SND_SOC_DAPM_PGA_E("SPK PGA" , SND_SOC_NOPM, 0, 0, NULL, 0, |
783 | rt700_spk_pga_event, |
784 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
785 | SND_SOC_DAPM_ADC_E("ADC 09" , NULL, SND_SOC_NOPM, 0, 0, |
786 | rt700_adc_09_event, |
787 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
788 | SND_SOC_DAPM_ADC_E("ADC 08" , NULL, SND_SOC_NOPM, 0, 0, |
789 | rt700_adc_08_event, |
790 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
791 | SND_SOC_DAPM_MUX("ADC 22 Mux" , SND_SOC_NOPM, 0, 0, |
792 | &rt700_adc22_mux), |
793 | SND_SOC_DAPM_MUX("ADC 23 Mux" , SND_SOC_NOPM, 0, 0, |
794 | &rt700_adc23_mux), |
795 | SND_SOC_DAPM_AIF_IN("DP1RX" , "DP1 Playback" , 0, SND_SOC_NOPM, 0, 0), |
796 | SND_SOC_DAPM_AIF_IN("DP3RX" , "DP3 Playback" , 0, SND_SOC_NOPM, 0, 0), |
797 | SND_SOC_DAPM_AIF_OUT("DP2TX" , "DP2 Capture" , 0, SND_SOC_NOPM, 0, 0), |
798 | SND_SOC_DAPM_AIF_OUT("DP4TX" , "DP4 Capture" , 0, SND_SOC_NOPM, 0, 0), |
799 | }; |
800 | |
801 | static const struct snd_soc_dapm_route rt700_audio_map[] = { |
802 | {"DAC Front" , NULL, "DP1RX" }, |
803 | {"DAC Surround" , NULL, "DP3RX" }, |
804 | {"DP2TX" , NULL, "ADC 09" }, |
805 | {"DP4TX" , NULL, "ADC 08" }, |
806 | {"ADC 09" , NULL, "ADC 22 Mux" }, |
807 | {"ADC 08" , NULL, "ADC 23 Mux" }, |
808 | {"ADC 22 Mux" , "DMIC" , "DMIC1" }, |
809 | {"ADC 22 Mux" , "LINE1" , "LINE1" }, |
810 | {"ADC 22 Mux" , "LINE2" , "LINE2" }, |
811 | {"ADC 22 Mux" , "MIC2" , "MIC2" }, |
812 | {"ADC 23 Mux" , "DMIC" , "DMIC2" }, |
813 | {"ADC 23 Mux" , "LINE1" , "LINE1" }, |
814 | {"ADC 23 Mux" , "LINE2" , "LINE2" }, |
815 | {"ADC 23 Mux" , "MIC2" , "MIC2" }, |
816 | {"HPO Mux" , "Front" , "DAC Front" }, |
817 | {"HPO Mux" , "Surround" , "DAC Surround" }, |
818 | {"HP" , NULL, "HPO Mux" }, |
819 | {"SPK PGA" , NULL, "DAC Front" }, |
820 | {"SPK" , NULL, "SPK PGA" }, |
821 | }; |
822 | |
823 | static int rt700_probe(struct snd_soc_component *component) |
824 | { |
825 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
826 | int ret; |
827 | |
828 | rt700->component = component; |
829 | |
830 | if (!rt700->first_hw_init) |
831 | return 0; |
832 | |
833 | ret = pm_runtime_resume(dev: component->dev); |
834 | if (ret < 0 && ret != -EACCES) |
835 | return ret; |
836 | |
837 | return 0; |
838 | } |
839 | |
840 | static int rt700_set_bias_level(struct snd_soc_component *component, |
841 | enum snd_soc_bias_level level) |
842 | { |
843 | struct snd_soc_dapm_context *dapm = |
844 | snd_soc_component_get_dapm(component); |
845 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
846 | |
847 | switch (level) { |
848 | case SND_SOC_BIAS_PREPARE: |
849 | if (dapm->bias_level == SND_SOC_BIAS_STANDBY) { |
850 | regmap_write(map: rt700->regmap, |
851 | RT700_SET_AUDIO_POWER_STATE, |
852 | AC_PWRST_D0); |
853 | } |
854 | break; |
855 | |
856 | case SND_SOC_BIAS_STANDBY: |
857 | regmap_write(map: rt700->regmap, |
858 | RT700_SET_AUDIO_POWER_STATE, |
859 | AC_PWRST_D3); |
860 | break; |
861 | |
862 | default: |
863 | break; |
864 | } |
865 | dapm->bias_level = level; |
866 | return 0; |
867 | } |
868 | |
869 | static const struct snd_soc_component_driver soc_codec_dev_rt700 = { |
870 | .probe = rt700_probe, |
871 | .set_bias_level = rt700_set_bias_level, |
872 | .controls = rt700_snd_controls, |
873 | .num_controls = ARRAY_SIZE(rt700_snd_controls), |
874 | .dapm_widgets = rt700_dapm_widgets, |
875 | .num_dapm_widgets = ARRAY_SIZE(rt700_dapm_widgets), |
876 | .dapm_routes = rt700_audio_map, |
877 | .num_dapm_routes = ARRAY_SIZE(rt700_audio_map), |
878 | .set_jack = rt700_set_jack_detect, |
879 | .endianness = 1, |
880 | }; |
881 | |
882 | static int rt700_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream, |
883 | int direction) |
884 | { |
885 | snd_soc_dai_dma_data_set(dai, stream: direction, data: sdw_stream); |
886 | |
887 | return 0; |
888 | } |
889 | |
890 | static void rt700_shutdown(struct snd_pcm_substream *substream, |
891 | struct snd_soc_dai *dai) |
892 | { |
893 | snd_soc_dai_set_dma_data(dai, substream, NULL); |
894 | } |
895 | |
896 | static int rt700_pcm_hw_params(struct snd_pcm_substream *substream, |
897 | struct snd_pcm_hw_params *params, |
898 | struct snd_soc_dai *dai) |
899 | { |
900 | struct snd_soc_component *component = dai->component; |
901 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
902 | struct sdw_stream_config stream_config = {0}; |
903 | struct sdw_port_config port_config = {0}; |
904 | struct sdw_stream_runtime *sdw_stream; |
905 | int retval; |
906 | unsigned int val = 0; |
907 | |
908 | dev_dbg(dai->dev, "%s %s" , __func__, dai->name); |
909 | sdw_stream = snd_soc_dai_get_dma_data(dai, substream); |
910 | |
911 | if (!sdw_stream) |
912 | return -EINVAL; |
913 | |
914 | if (!rt700->slave) |
915 | return -EINVAL; |
916 | |
917 | /* SoundWire specific configuration */ |
918 | snd_sdw_params_to_config(substream, params, stream_config: &stream_config, port_config: &port_config); |
919 | |
920 | /* This code assumes port 1 for playback and port 2 for capture */ |
921 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) |
922 | port_config.num = 1; |
923 | else |
924 | port_config.num = 2; |
925 | |
926 | switch (dai->id) { |
927 | case RT700_AIF1: |
928 | break; |
929 | case RT700_AIF2: |
930 | port_config.num += 2; |
931 | break; |
932 | default: |
933 | dev_err(component->dev, "%s: Invalid DAI id %d\n" , __func__, dai->id); |
934 | return -EINVAL; |
935 | } |
936 | |
937 | retval = sdw_stream_add_slave(slave: rt700->slave, stream_config: &stream_config, |
938 | port_config: &port_config, num_ports: 1, stream: sdw_stream); |
939 | if (retval) { |
940 | dev_err(dai->dev, "%s: Unable to configure port\n" , __func__); |
941 | return retval; |
942 | } |
943 | |
944 | if (params_channels(p: params) <= 16) { |
945 | /* bit 3:0 Number of Channel */ |
946 | val |= (params_channels(p: params) - 1); |
947 | } else { |
948 | dev_err(component->dev, "%s: Unsupported channels %d\n" , |
949 | __func__, params_channels(params)); |
950 | return -EINVAL; |
951 | } |
952 | |
953 | switch (params_width(p: params)) { |
954 | /* bit 6:4 Bits per Sample */ |
955 | case 8: |
956 | break; |
957 | case 16: |
958 | val |= (0x1 << 4); |
959 | break; |
960 | case 20: |
961 | val |= (0x2 << 4); |
962 | break; |
963 | case 24: |
964 | val |= (0x3 << 4); |
965 | break; |
966 | case 32: |
967 | val |= (0x4 << 4); |
968 | break; |
969 | default: |
970 | return -EINVAL; |
971 | } |
972 | |
973 | /* 48Khz */ |
974 | regmap_write(map: rt700->regmap, RT700_DAC_FORMAT_H, val); |
975 | regmap_write(map: rt700->regmap, RT700_ADC_FORMAT_H, val); |
976 | |
977 | return retval; |
978 | } |
979 | |
980 | static int rt700_pcm_hw_free(struct snd_pcm_substream *substream, |
981 | struct snd_soc_dai *dai) |
982 | { |
983 | struct snd_soc_component *component = dai->component; |
984 | struct rt700_priv *rt700 = snd_soc_component_get_drvdata(c: component); |
985 | struct sdw_stream_runtime *sdw_stream = |
986 | snd_soc_dai_get_dma_data(dai, substream); |
987 | |
988 | if (!rt700->slave) |
989 | return -EINVAL; |
990 | |
991 | sdw_stream_remove_slave(slave: rt700->slave, stream: sdw_stream); |
992 | return 0; |
993 | } |
994 | |
995 | #define RT700_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) |
996 | #define RT700_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ |
997 | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) |
998 | |
999 | static const struct snd_soc_dai_ops rt700_ops = { |
1000 | .hw_params = rt700_pcm_hw_params, |
1001 | .hw_free = rt700_pcm_hw_free, |
1002 | .set_stream = rt700_set_sdw_stream, |
1003 | .shutdown = rt700_shutdown, |
1004 | }; |
1005 | |
1006 | static struct snd_soc_dai_driver rt700_dai[] = { |
1007 | { |
1008 | .name = "rt700-aif1" , |
1009 | .id = RT700_AIF1, |
1010 | .playback = { |
1011 | .stream_name = "DP1 Playback" , |
1012 | .channels_min = 1, |
1013 | .channels_max = 2, |
1014 | .rates = RT700_STEREO_RATES, |
1015 | .formats = RT700_FORMATS, |
1016 | }, |
1017 | .capture = { |
1018 | .stream_name = "DP2 Capture" , |
1019 | .channels_min = 1, |
1020 | .channels_max = 2, |
1021 | .rates = RT700_STEREO_RATES, |
1022 | .formats = RT700_FORMATS, |
1023 | }, |
1024 | .ops = &rt700_ops, |
1025 | }, |
1026 | { |
1027 | .name = "rt700-aif2" , |
1028 | .id = RT700_AIF2, |
1029 | .playback = { |
1030 | .stream_name = "DP3 Playback" , |
1031 | .channels_min = 1, |
1032 | .channels_max = 2, |
1033 | .rates = RT700_STEREO_RATES, |
1034 | .formats = RT700_FORMATS, |
1035 | }, |
1036 | .capture = { |
1037 | .stream_name = "DP4 Capture" , |
1038 | .channels_min = 1, |
1039 | .channels_max = 2, |
1040 | .rates = RT700_STEREO_RATES, |
1041 | .formats = RT700_FORMATS, |
1042 | }, |
1043 | .ops = &rt700_ops, |
1044 | }, |
1045 | }; |
1046 | |
1047 | /* Bus clock frequency */ |
1048 | #define RT700_CLK_FREQ_9600000HZ 9600000 |
1049 | #define RT700_CLK_FREQ_12000000HZ 12000000 |
1050 | #define RT700_CLK_FREQ_6000000HZ 6000000 |
1051 | #define RT700_CLK_FREQ_4800000HZ 4800000 |
1052 | #define RT700_CLK_FREQ_2400000HZ 2400000 |
1053 | #define RT700_CLK_FREQ_12288000HZ 12288000 |
1054 | |
1055 | int rt700_clock_config(struct device *dev) |
1056 | { |
1057 | struct rt700_priv *rt700 = dev_get_drvdata(dev); |
1058 | unsigned int clk_freq, value; |
1059 | |
1060 | clk_freq = (rt700->params.curr_dr_freq >> 1); |
1061 | |
1062 | switch (clk_freq) { |
1063 | case RT700_CLK_FREQ_12000000HZ: |
1064 | value = 0x0; |
1065 | break; |
1066 | case RT700_CLK_FREQ_6000000HZ: |
1067 | value = 0x1; |
1068 | break; |
1069 | case RT700_CLK_FREQ_9600000HZ: |
1070 | value = 0x2; |
1071 | break; |
1072 | case RT700_CLK_FREQ_4800000HZ: |
1073 | value = 0x3; |
1074 | break; |
1075 | case RT700_CLK_FREQ_2400000HZ: |
1076 | value = 0x4; |
1077 | break; |
1078 | case RT700_CLK_FREQ_12288000HZ: |
1079 | value = 0x5; |
1080 | break; |
1081 | default: |
1082 | return -EINVAL; |
1083 | } |
1084 | |
1085 | regmap_write(map: rt700->regmap, reg: 0xe0, val: value); |
1086 | regmap_write(map: rt700->regmap, reg: 0xf0, val: value); |
1087 | |
1088 | dev_dbg(dev, "%s complete, clk_freq=%d\n" , __func__, clk_freq); |
1089 | |
1090 | return 0; |
1091 | } |
1092 | |
1093 | int rt700_init(struct device *dev, struct regmap *sdw_regmap, |
1094 | struct regmap *regmap, struct sdw_slave *slave) |
1095 | |
1096 | { |
1097 | struct rt700_priv *rt700; |
1098 | int ret; |
1099 | |
1100 | rt700 = devm_kzalloc(dev, size: sizeof(*rt700), GFP_KERNEL); |
1101 | if (!rt700) |
1102 | return -ENOMEM; |
1103 | |
1104 | dev_set_drvdata(dev, data: rt700); |
1105 | rt700->slave = slave; |
1106 | rt700->sdw_regmap = sdw_regmap; |
1107 | rt700->regmap = regmap; |
1108 | |
1109 | regcache_cache_only(map: rt700->regmap, enable: true); |
1110 | |
1111 | mutex_init(&rt700->disable_irq_lock); |
1112 | |
1113 | INIT_DELAYED_WORK(&rt700->jack_detect_work, |
1114 | rt700_jack_detect_handler); |
1115 | INIT_DELAYED_WORK(&rt700->jack_btn_check_work, |
1116 | rt700_btn_check_handler); |
1117 | |
1118 | /* |
1119 | * Mark hw_init to false |
1120 | * HW init will be performed when device reports present |
1121 | */ |
1122 | rt700->hw_init = false; |
1123 | rt700->first_hw_init = false; |
1124 | |
1125 | ret = devm_snd_soc_register_component(dev, |
1126 | component_driver: &soc_codec_dev_rt700, |
1127 | dai_drv: rt700_dai, |
1128 | ARRAY_SIZE(rt700_dai)); |
1129 | if (ret < 0) |
1130 | return ret; |
1131 | |
1132 | /* set autosuspend parameters */ |
1133 | pm_runtime_set_autosuspend_delay(dev, delay: 3000); |
1134 | pm_runtime_use_autosuspend(dev); |
1135 | |
1136 | /* make sure the device does not suspend immediately */ |
1137 | pm_runtime_mark_last_busy(dev); |
1138 | |
1139 | pm_runtime_enable(dev); |
1140 | |
1141 | /* important note: the device is NOT tagged as 'active' and will remain |
1142 | * 'suspended' until the hardware is enumerated/initialized. This is required |
1143 | * to make sure the ASoC framework use of pm_runtime_get_sync() does not silently |
1144 | * fail with -EACCESS because of race conditions between card creation and enumeration |
1145 | */ |
1146 | dev_dbg(&slave->dev, "%s\n" , __func__); |
1147 | |
1148 | return 0; |
1149 | } |
1150 | |
1151 | int rt700_io_init(struct device *dev, struct sdw_slave *slave) |
1152 | { |
1153 | struct rt700_priv *rt700 = dev_get_drvdata(dev); |
1154 | |
1155 | rt700->disable_irq = false; |
1156 | |
1157 | if (rt700->hw_init) |
1158 | return 0; |
1159 | |
1160 | regcache_cache_only(map: rt700->regmap, enable: false); |
1161 | if (rt700->first_hw_init) |
1162 | regcache_cache_bypass(map: rt700->regmap, enable: true); |
1163 | |
1164 | /* |
1165 | * PM runtime is only enabled when a Slave reports as Attached |
1166 | */ |
1167 | if (!rt700->first_hw_init) |
1168 | /* PM runtime status is marked as 'active' only when a Slave reports as Attached */ |
1169 | pm_runtime_set_active(dev: &slave->dev); |
1170 | |
1171 | pm_runtime_get_noresume(dev: &slave->dev); |
1172 | |
1173 | /* reset */ |
1174 | regmap_write(map: rt700->regmap, reg: 0xff01, val: 0x0000); |
1175 | regmap_write(map: rt700->regmap, reg: 0x7520, val: 0x001a); |
1176 | regmap_write(map: rt700->regmap, reg: 0x7420, val: 0xc003); |
1177 | |
1178 | /* power on */ |
1179 | regmap_write(map: rt700->regmap, RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D0); |
1180 | /* Set Pin Widget */ |
1181 | regmap_write(map: rt700->regmap, RT700_SET_PIN_HP, val: 0x40); |
1182 | regmap_write(map: rt700->regmap, RT700_SET_PIN_SPK, val: 0x40); |
1183 | regmap_write(map: rt700->regmap, RT700_SET_EAPD_SPK, RT700_EAPD_HIGH); |
1184 | regmap_write(map: rt700->regmap, RT700_SET_PIN_DMIC1, val: 0x20); |
1185 | regmap_write(map: rt700->regmap, RT700_SET_PIN_DMIC2, val: 0x20); |
1186 | regmap_write(map: rt700->regmap, RT700_SET_PIN_MIC2, val: 0x20); |
1187 | |
1188 | /* Set Configuration Default */ |
1189 | regmap_write(map: rt700->regmap, reg: 0x4f12, val: 0x91); |
1190 | regmap_write(map: rt700->regmap, reg: 0x4e12, val: 0xd6); |
1191 | regmap_write(map: rt700->regmap, reg: 0x4d12, val: 0x11); |
1192 | regmap_write(map: rt700->regmap, reg: 0x4c12, val: 0x20); |
1193 | regmap_write(map: rt700->regmap, reg: 0x4f13, val: 0x91); |
1194 | regmap_write(map: rt700->regmap, reg: 0x4e13, val: 0xd6); |
1195 | regmap_write(map: rt700->regmap, reg: 0x4d13, val: 0x11); |
1196 | regmap_write(map: rt700->regmap, reg: 0x4c13, val: 0x21); |
1197 | |
1198 | regmap_write(map: rt700->regmap, reg: 0x4f19, val: 0x02); |
1199 | regmap_write(map: rt700->regmap, reg: 0x4e19, val: 0xa1); |
1200 | regmap_write(map: rt700->regmap, reg: 0x4d19, val: 0x90); |
1201 | regmap_write(map: rt700->regmap, reg: 0x4c19, val: 0x80); |
1202 | |
1203 | /* Enable Line2 */ |
1204 | regmap_write(map: rt700->regmap, reg: 0x371b, val: 0x40); |
1205 | regmap_write(map: rt700->regmap, reg: 0x731b, val: 0xb0); |
1206 | regmap_write(map: rt700->regmap, reg: 0x839b, val: 0x00); |
1207 | |
1208 | /* Set index */ |
1209 | rt700_index_write(regmap: rt700->regmap, reg: 0x4a, value: 0x201b); |
1210 | rt700_index_write(regmap: rt700->regmap, reg: 0x45, value: 0x5089); |
1211 | rt700_index_write(regmap: rt700->regmap, reg: 0x6b, value: 0x5064); |
1212 | rt700_index_write(regmap: rt700->regmap, reg: 0x48, value: 0xd249); |
1213 | |
1214 | /* Finish Initial Settings, set power to D3 */ |
1215 | regmap_write(map: rt700->regmap, RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D3); |
1216 | |
1217 | /* |
1218 | * if set_jack callback occurred early than io_init, |
1219 | * we set up the jack detection function now |
1220 | */ |
1221 | if (rt700->hs_jack) |
1222 | rt700_jack_init(rt700); |
1223 | |
1224 | if (rt700->first_hw_init) { |
1225 | regcache_cache_bypass(map: rt700->regmap, enable: false); |
1226 | regcache_mark_dirty(map: rt700->regmap); |
1227 | } else |
1228 | rt700->first_hw_init = true; |
1229 | |
1230 | /* Mark Slave initialization complete */ |
1231 | rt700->hw_init = true; |
1232 | |
1233 | pm_runtime_mark_last_busy(dev: &slave->dev); |
1234 | pm_runtime_put_autosuspend(dev: &slave->dev); |
1235 | |
1236 | dev_dbg(&slave->dev, "%s hw_init complete\n" , __func__); |
1237 | |
1238 | return 0; |
1239 | } |
1240 | |
1241 | MODULE_DESCRIPTION("ASoC RT700 driver SDW" ); |
1242 | MODULE_AUTHOR("Shuming Fan <shumingf@realtek.com>" ); |
1243 | MODULE_LICENSE("GPL v2" ); |
1244 | |