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1 | /* |
2 | * wm8350.c -- WM8350 ALSA SoC audio driver | |
3 | * | |
4 | * Copyright (C) 2007, 2008 Wolfson Microelectronics PLC. | |
5 | * | |
64ca0404 | 6 | * Author: Liam Girdwood <lrg@slimlogic.co.uk> |
40aa4a30 MB |
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 | ||
13 | #include <linux/module.h> | |
14 | #include <linux/moduleparam.h> | |
15 | #include <linux/init.h> | |
5a0e3ad6 | 16 | #include <linux/slab.h> |
40aa4a30 MB |
17 | #include <linux/delay.h> |
18 | #include <linux/pm.h> | |
19 | #include <linux/platform_device.h> | |
20 | #include <linux/mfd/wm8350/audio.h> | |
21 | #include <linux/mfd/wm8350/core.h> | |
22 | #include <linux/regulator/consumer.h> | |
23 | #include <sound/core.h> | |
24 | #include <sound/pcm.h> | |
25 | #include <sound/pcm_params.h> | |
26 | #include <sound/soc.h> | |
27 | #include <sound/soc-dapm.h> | |
28 | #include <sound/initval.h> | |
29 | #include <sound/tlv.h> | |
30 | ||
31 | #include "wm8350.h" | |
32 | ||
33 | #define WM8350_OUTn_0dB 0x39 | |
34 | ||
35 | #define WM8350_RAMP_NONE 0 | |
36 | #define WM8350_RAMP_UP 1 | |
37 | #define WM8350_RAMP_DOWN 2 | |
38 | ||
39 | /* We only include the analogue supplies here; the digital supplies | |
40 | * need to be available well before this driver can be probed. | |
41 | */ | |
42 | static const char *supply_names[] = { | |
43 | "AVDD", | |
44 | "HPVDD", | |
45 | }; | |
46 | ||
47 | struct wm8350_output { | |
48 | u16 active; | |
49 | u16 left_vol; | |
50 | u16 right_vol; | |
51 | u16 ramp; | |
52 | u16 mute; | |
53 | }; | |
54 | ||
a6ba2b2d MB |
55 | struct wm8350_jack_data { |
56 | struct snd_soc_jack *jack; | |
57 | int report; | |
2a0761a3 | 58 | int short_report; |
a6ba2b2d MB |
59 | }; |
60 | ||
40aa4a30 MB |
61 | struct wm8350_data { |
62 | struct snd_soc_codec codec; | |
63 | struct wm8350_output out1; | |
64 | struct wm8350_output out2; | |
a6ba2b2d MB |
65 | struct wm8350_jack_data hpl; |
66 | struct wm8350_jack_data hpr; | |
2a0761a3 | 67 | struct wm8350_jack_data mic; |
40aa4a30 | 68 | struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)]; |
f1e887de MB |
69 | int fll_freq_out; |
70 | int fll_freq_in; | |
40aa4a30 MB |
71 | }; |
72 | ||
73 | static unsigned int wm8350_codec_cache_read(struct snd_soc_codec *codec, | |
74 | unsigned int reg) | |
75 | { | |
76 | struct wm8350 *wm8350 = codec->control_data; | |
77 | return wm8350->reg_cache[reg]; | |
78 | } | |
79 | ||
80 | static unsigned int wm8350_codec_read(struct snd_soc_codec *codec, | |
81 | unsigned int reg) | |
82 | { | |
83 | struct wm8350 *wm8350 = codec->control_data; | |
84 | return wm8350_reg_read(wm8350, reg); | |
85 | } | |
86 | ||
87 | static int wm8350_codec_write(struct snd_soc_codec *codec, unsigned int reg, | |
88 | unsigned int value) | |
89 | { | |
90 | struct wm8350 *wm8350 = codec->control_data; | |
91 | return wm8350_reg_write(wm8350, reg, value); | |
92 | } | |
93 | ||
94 | /* | |
95 | * Ramp OUT1 PGA volume to minimise pops at stream startup and shutdown. | |
96 | */ | |
97 | static inline int wm8350_out1_ramp_step(struct snd_soc_codec *codec) | |
98 | { | |
b2c812e2 | 99 | struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec); |
40aa4a30 MB |
100 | struct wm8350_output *out1 = &wm8350_data->out1; |
101 | struct wm8350 *wm8350 = codec->control_data; | |
102 | int left_complete = 0, right_complete = 0; | |
103 | u16 reg, val; | |
104 | ||
105 | /* left channel */ | |
106 | reg = wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME); | |
107 | val = (reg & WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT; | |
108 | ||
109 | if (out1->ramp == WM8350_RAMP_UP) { | |
110 | /* ramp step up */ | |
111 | if (val < out1->left_vol) { | |
112 | val++; | |
113 | reg &= ~WM8350_OUT1L_VOL_MASK; | |
114 | wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, | |
115 | reg | (val << WM8350_OUT1L_VOL_SHIFT)); | |
116 | } else | |
117 | left_complete = 1; | |
118 | } else if (out1->ramp == WM8350_RAMP_DOWN) { | |
119 | /* ramp step down */ | |
120 | if (val > 0) { | |
121 | val--; | |
122 | reg &= ~WM8350_OUT1L_VOL_MASK; | |
123 | wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, | |
124 | reg | (val << WM8350_OUT1L_VOL_SHIFT)); | |
125 | } else | |
126 | left_complete = 1; | |
127 | } else | |
128 | return 1; | |
129 | ||
130 | /* right channel */ | |
131 | reg = wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME); | |
132 | val = (reg & WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT; | |
133 | if (out1->ramp == WM8350_RAMP_UP) { | |
134 | /* ramp step up */ | |
135 | if (val < out1->right_vol) { | |
136 | val++; | |
137 | reg &= ~WM8350_OUT1R_VOL_MASK; | |
138 | wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, | |
139 | reg | (val << WM8350_OUT1R_VOL_SHIFT)); | |
140 | } else | |
141 | right_complete = 1; | |
142 | } else if (out1->ramp == WM8350_RAMP_DOWN) { | |
143 | /* ramp step down */ | |
144 | if (val > 0) { | |
145 | val--; | |
146 | reg &= ~WM8350_OUT1R_VOL_MASK; | |
147 | wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, | |
148 | reg | (val << WM8350_OUT1R_VOL_SHIFT)); | |
149 | } else | |
150 | right_complete = 1; | |
151 | } | |
152 | ||
153 | /* only hit the update bit if either volume has changed this step */ | |
154 | if (!left_complete || !right_complete) | |
155 | wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME, WM8350_OUT1_VU); | |
156 | ||
157 | return left_complete & right_complete; | |
158 | } | |
159 | ||
160 | /* | |
161 | * Ramp OUT2 PGA volume to minimise pops at stream startup and shutdown. | |
162 | */ | |
163 | static inline int wm8350_out2_ramp_step(struct snd_soc_codec *codec) | |
164 | { | |
b2c812e2 | 165 | struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec); |
40aa4a30 MB |
166 | struct wm8350_output *out2 = &wm8350_data->out2; |
167 | struct wm8350 *wm8350 = codec->control_data; | |
168 | int left_complete = 0, right_complete = 0; | |
169 | u16 reg, val; | |
170 | ||
171 | /* left channel */ | |
172 | reg = wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME); | |
173 | val = (reg & WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT; | |
174 | if (out2->ramp == WM8350_RAMP_UP) { | |
175 | /* ramp step up */ | |
176 | if (val < out2->left_vol) { | |
177 | val++; | |
178 | reg &= ~WM8350_OUT2L_VOL_MASK; | |
179 | wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, | |
180 | reg | (val << WM8350_OUT1L_VOL_SHIFT)); | |
181 | } else | |
182 | left_complete = 1; | |
183 | } else if (out2->ramp == WM8350_RAMP_DOWN) { | |
184 | /* ramp step down */ | |
185 | if (val > 0) { | |
186 | val--; | |
187 | reg &= ~WM8350_OUT2L_VOL_MASK; | |
188 | wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, | |
189 | reg | (val << WM8350_OUT1L_VOL_SHIFT)); | |
190 | } else | |
191 | left_complete = 1; | |
192 | } else | |
193 | return 1; | |
194 | ||
195 | /* right channel */ | |
196 | reg = wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME); | |
197 | val = (reg & WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT; | |
198 | if (out2->ramp == WM8350_RAMP_UP) { | |
199 | /* ramp step up */ | |
200 | if (val < out2->right_vol) { | |
201 | val++; | |
202 | reg &= ~WM8350_OUT2R_VOL_MASK; | |
203 | wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, | |
204 | reg | (val << WM8350_OUT1R_VOL_SHIFT)); | |
205 | } else | |
206 | right_complete = 1; | |
207 | } else if (out2->ramp == WM8350_RAMP_DOWN) { | |
208 | /* ramp step down */ | |
209 | if (val > 0) { | |
210 | val--; | |
211 | reg &= ~WM8350_OUT2R_VOL_MASK; | |
212 | wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, | |
213 | reg | (val << WM8350_OUT1R_VOL_SHIFT)); | |
214 | } else | |
215 | right_complete = 1; | |
216 | } | |
217 | ||
218 | /* only hit the update bit if either volume has changed this step */ | |
219 | if (!left_complete || !right_complete) | |
220 | wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME, WM8350_OUT2_VU); | |
221 | ||
222 | return left_complete & right_complete; | |
223 | } | |
224 | ||
225 | /* | |
226 | * This work ramps both output PGAs at stream start/stop time to | |
227 | * minimise pop associated with DAPM power switching. | |
228 | * It's best to enable Zero Cross when ramping occurs to minimise any | |
229 | * zipper noises. | |
230 | */ | |
231 | static void wm8350_pga_work(struct work_struct *work) | |
232 | { | |
233 | struct snd_soc_codec *codec = | |
234 | container_of(work, struct snd_soc_codec, delayed_work.work); | |
b2c812e2 | 235 | struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec); |
40aa4a30 MB |
236 | struct wm8350_output *out1 = &wm8350_data->out1, |
237 | *out2 = &wm8350_data->out2; | |
238 | int i, out1_complete, out2_complete; | |
239 | ||
240 | /* do we need to ramp at all ? */ | |
241 | if (out1->ramp == WM8350_RAMP_NONE && out2->ramp == WM8350_RAMP_NONE) | |
242 | return; | |
243 | ||
244 | /* PGA volumes have 6 bits of resolution to ramp */ | |
245 | for (i = 0; i <= 63; i++) { | |
246 | out1_complete = 1, out2_complete = 1; | |
247 | if (out1->ramp != WM8350_RAMP_NONE) | |
248 | out1_complete = wm8350_out1_ramp_step(codec); | |
249 | if (out2->ramp != WM8350_RAMP_NONE) | |
250 | out2_complete = wm8350_out2_ramp_step(codec); | |
251 | ||
252 | /* ramp finished ? */ | |
253 | if (out1_complete && out2_complete) | |
254 | break; | |
255 | ||
256 | /* we need to delay longer on the up ramp */ | |
257 | if (out1->ramp == WM8350_RAMP_UP || | |
258 | out2->ramp == WM8350_RAMP_UP) { | |
259 | /* delay is longer over 0dB as increases are larger */ | |
260 | if (i >= WM8350_OUTn_0dB) | |
261 | schedule_timeout_interruptible(msecs_to_jiffies | |
262 | (2)); | |
263 | else | |
264 | schedule_timeout_interruptible(msecs_to_jiffies | |
265 | (1)); | |
266 | } else | |
267 | udelay(50); /* doesn't matter if we delay longer */ | |
268 | } | |
269 | ||
270 | out1->ramp = WM8350_RAMP_NONE; | |
271 | out2->ramp = WM8350_RAMP_NONE; | |
272 | } | |
273 | ||
274 | /* | |
275 | * WM8350 Controls | |
276 | */ | |
277 | ||
278 | static int pga_event(struct snd_soc_dapm_widget *w, | |
279 | struct snd_kcontrol *kcontrol, int event) | |
280 | { | |
281 | struct snd_soc_codec *codec = w->codec; | |
b2c812e2 | 282 | struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec); |
40aa4a30 MB |
283 | struct wm8350_output *out; |
284 | ||
285 | switch (w->shift) { | |
286 | case 0: | |
287 | case 1: | |
288 | out = &wm8350_data->out1; | |
289 | break; | |
290 | case 2: | |
291 | case 3: | |
292 | out = &wm8350_data->out2; | |
293 | break; | |
294 | ||
295 | default: | |
296 | BUG(); | |
297 | return -1; | |
298 | } | |
299 | ||
300 | switch (event) { | |
301 | case SND_SOC_DAPM_POST_PMU: | |
302 | out->ramp = WM8350_RAMP_UP; | |
303 | out->active = 1; | |
304 | ||
305 | if (!delayed_work_pending(&codec->delayed_work)) | |
306 | schedule_delayed_work(&codec->delayed_work, | |
307 | msecs_to_jiffies(1)); | |
308 | break; | |
309 | ||
310 | case SND_SOC_DAPM_PRE_PMD: | |
311 | out->ramp = WM8350_RAMP_DOWN; | |
312 | out->active = 0; | |
313 | ||
314 | if (!delayed_work_pending(&codec->delayed_work)) | |
315 | schedule_delayed_work(&codec->delayed_work, | |
316 | msecs_to_jiffies(1)); | |
317 | break; | |
318 | } | |
319 | ||
320 | return 0; | |
321 | } | |
322 | ||
323 | static int wm8350_put_volsw_2r_vu(struct snd_kcontrol *kcontrol, | |
324 | struct snd_ctl_elem_value *ucontrol) | |
325 | { | |
326 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
b2c812e2 | 327 | struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec); |
40aa4a30 MB |
328 | struct wm8350_output *out = NULL; |
329 | struct soc_mixer_control *mc = | |
330 | (struct soc_mixer_control *)kcontrol->private_value; | |
331 | int ret; | |
332 | unsigned int reg = mc->reg; | |
333 | u16 val; | |
334 | ||
335 | /* For OUT1 and OUT2 we shadow the values and only actually write | |
336 | * them out when active in order to ensure the amplifier comes on | |
337 | * as quietly as possible. */ | |
338 | switch (reg) { | |
339 | case WM8350_LOUT1_VOLUME: | |
340 | out = &wm8350_priv->out1; | |
341 | break; | |
342 | case WM8350_LOUT2_VOLUME: | |
343 | out = &wm8350_priv->out2; | |
344 | break; | |
345 | default: | |
346 | break; | |
347 | } | |
348 | ||
349 | if (out) { | |
350 | out->left_vol = ucontrol->value.integer.value[0]; | |
351 | out->right_vol = ucontrol->value.integer.value[1]; | |
352 | if (!out->active) | |
353 | return 1; | |
354 | } | |
355 | ||
356 | ret = snd_soc_put_volsw_2r(kcontrol, ucontrol); | |
357 | if (ret < 0) | |
358 | return ret; | |
359 | ||
360 | /* now hit the volume update bits (always bit 8) */ | |
361 | val = wm8350_codec_read(codec, reg); | |
362 | wm8350_codec_write(codec, reg, val | WM8350_OUT1_VU); | |
363 | return 1; | |
364 | } | |
365 | ||
366 | static int wm8350_get_volsw_2r(struct snd_kcontrol *kcontrol, | |
367 | struct snd_ctl_elem_value *ucontrol) | |
368 | { | |
369 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
b2c812e2 | 370 | struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec); |
40aa4a30 MB |
371 | struct wm8350_output *out1 = &wm8350_priv->out1; |
372 | struct wm8350_output *out2 = &wm8350_priv->out2; | |
373 | struct soc_mixer_control *mc = | |
374 | (struct soc_mixer_control *)kcontrol->private_value; | |
375 | unsigned int reg = mc->reg; | |
376 | ||
377 | /* If these are cached registers use the cache */ | |
378 | switch (reg) { | |
379 | case WM8350_LOUT1_VOLUME: | |
380 | ucontrol->value.integer.value[0] = out1->left_vol; | |
381 | ucontrol->value.integer.value[1] = out1->right_vol; | |
382 | return 0; | |
383 | ||
384 | case WM8350_LOUT2_VOLUME: | |
385 | ucontrol->value.integer.value[0] = out2->left_vol; | |
386 | ucontrol->value.integer.value[1] = out2->right_vol; | |
387 | return 0; | |
388 | ||
389 | default: | |
390 | break; | |
391 | } | |
392 | ||
393 | return snd_soc_get_volsw_2r(kcontrol, ucontrol); | |
394 | } | |
395 | ||
396 | /* double control with volume update */ | |
397 | #define SOC_WM8350_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, \ | |
398 | xinvert, tlv_array) \ | |
399 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
400 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
401 | SNDRV_CTL_ELEM_ACCESS_READWRITE | \ | |
402 | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ | |
403 | .tlv.p = (tlv_array), \ | |
404 | .info = snd_soc_info_volsw_2r, \ | |
405 | .get = wm8350_get_volsw_2r, .put = wm8350_put_volsw_2r_vu, \ | |
406 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
407 | {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ | |
408 | .rshift = xshift, .max = xmax, .invert = xinvert}, } | |
409 | ||
410 | static const char *wm8350_deemp[] = { "None", "32kHz", "44.1kHz", "48kHz" }; | |
411 | static const char *wm8350_pol[] = { "Normal", "Inv R", "Inv L", "Inv L & R" }; | |
412 | static const char *wm8350_dacmutem[] = { "Normal", "Soft" }; | |
413 | static const char *wm8350_dacmutes[] = { "Fast", "Slow" }; | |
40aa4a30 MB |
414 | static const char *wm8350_adcfilter[] = { "None", "High Pass" }; |
415 | static const char *wm8350_adchp[] = { "44.1kHz", "8kHz", "16kHz", "32kHz" }; | |
416 | static const char *wm8350_lr[] = { "Left", "Right" }; | |
417 | ||
418 | static const struct soc_enum wm8350_enum[] = { | |
419 | SOC_ENUM_SINGLE(WM8350_DAC_CONTROL, 4, 4, wm8350_deemp), | |
420 | SOC_ENUM_SINGLE(WM8350_DAC_CONTROL, 0, 4, wm8350_pol), | |
421 | SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 14, 2, wm8350_dacmutem), | |
422 | SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 13, 2, wm8350_dacmutes), | |
40aa4a30 MB |
423 | SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 15, 2, wm8350_adcfilter), |
424 | SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 8, 4, wm8350_adchp), | |
425 | SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 0, 4, wm8350_pol), | |
426 | SOC_ENUM_SINGLE(WM8350_INPUT_MIXER_VOLUME, 15, 2, wm8350_lr), | |
427 | }; | |
428 | ||
e6a08c5a MB |
429 | static DECLARE_TLV_DB_SCALE(pre_amp_tlv, -1200, 3525, 0); |
430 | static DECLARE_TLV_DB_SCALE(out_pga_tlv, -5700, 600, 0); | |
40aa4a30 MB |
431 | static DECLARE_TLV_DB_SCALE(dac_pcm_tlv, -7163, 36, 1); |
432 | static DECLARE_TLV_DB_SCALE(adc_pcm_tlv, -12700, 50, 1); | |
433 | static DECLARE_TLV_DB_SCALE(out_mix_tlv, -1500, 300, 1); | |
434 | ||
435 | static const unsigned int capture_sd_tlv[] = { | |
436 | TLV_DB_RANGE_HEAD(2), | |
437 | 0, 12, TLV_DB_SCALE_ITEM(-3600, 300, 1), | |
438 | 13, 15, TLV_DB_SCALE_ITEM(0, 0, 0), | |
439 | }; | |
440 | ||
441 | static const struct snd_kcontrol_new wm8350_snd_controls[] = { | |
442 | SOC_ENUM("Playback Deemphasis", wm8350_enum[0]), | |
443 | SOC_ENUM("Playback DAC Inversion", wm8350_enum[1]), | |
444 | SOC_WM8350_DOUBLE_R_TLV("Playback PCM Volume", | |
445 | WM8350_DAC_DIGITAL_VOLUME_L, | |
446 | WM8350_DAC_DIGITAL_VOLUME_R, | |
447 | 0, 255, 0, dac_pcm_tlv), | |
448 | SOC_ENUM("Playback PCM Mute Function", wm8350_enum[2]), | |
449 | SOC_ENUM("Playback PCM Mute Speed", wm8350_enum[3]), | |
61943999 MB |
450 | SOC_ENUM("Capture PCM Filter", wm8350_enum[4]), |
451 | SOC_ENUM("Capture PCM HP Filter", wm8350_enum[5]), | |
452 | SOC_ENUM("Capture ADC Inversion", wm8350_enum[6]), | |
40aa4a30 MB |
453 | SOC_WM8350_DOUBLE_R_TLV("Capture PCM Volume", |
454 | WM8350_ADC_DIGITAL_VOLUME_L, | |
455 | WM8350_ADC_DIGITAL_VOLUME_R, | |
456 | 0, 255, 0, adc_pcm_tlv), | |
457 | SOC_DOUBLE_TLV("Capture Sidetone Volume", | |
458 | WM8350_ADC_DIVIDER, | |
459 | 8, 4, 15, 1, capture_sd_tlv), | |
460 | SOC_WM8350_DOUBLE_R_TLV("Capture Volume", | |
461 | WM8350_LEFT_INPUT_VOLUME, | |
462 | WM8350_RIGHT_INPUT_VOLUME, | |
463 | 2, 63, 0, pre_amp_tlv), | |
464 | SOC_DOUBLE_R("Capture ZC Switch", | |
465 | WM8350_LEFT_INPUT_VOLUME, | |
466 | WM8350_RIGHT_INPUT_VOLUME, 13, 1, 0), | |
467 | SOC_SINGLE_TLV("Left Input Left Sidetone Volume", | |
468 | WM8350_OUTPUT_LEFT_MIXER_VOLUME, 1, 7, 0, out_mix_tlv), | |
469 | SOC_SINGLE_TLV("Left Input Right Sidetone Volume", | |
470 | WM8350_OUTPUT_LEFT_MIXER_VOLUME, | |
471 | 5, 7, 0, out_mix_tlv), | |
472 | SOC_SINGLE_TLV("Left Input Bypass Volume", | |
473 | WM8350_OUTPUT_LEFT_MIXER_VOLUME, | |
474 | 9, 7, 0, out_mix_tlv), | |
475 | SOC_SINGLE_TLV("Right Input Left Sidetone Volume", | |
476 | WM8350_OUTPUT_RIGHT_MIXER_VOLUME, | |
477 | 1, 7, 0, out_mix_tlv), | |
478 | SOC_SINGLE_TLV("Right Input Right Sidetone Volume", | |
479 | WM8350_OUTPUT_RIGHT_MIXER_VOLUME, | |
480 | 5, 7, 0, out_mix_tlv), | |
481 | SOC_SINGLE_TLV("Right Input Bypass Volume", | |
482 | WM8350_OUTPUT_RIGHT_MIXER_VOLUME, | |
483 | 13, 7, 0, out_mix_tlv), | |
484 | SOC_SINGLE("Left Input Mixer +20dB Switch", | |
485 | WM8350_INPUT_MIXER_VOLUME_L, 0, 1, 0), | |
486 | SOC_SINGLE("Right Input Mixer +20dB Switch", | |
487 | WM8350_INPUT_MIXER_VOLUME_R, 0, 1, 0), | |
488 | SOC_SINGLE_TLV("Out4 Capture Volume", | |
489 | WM8350_INPUT_MIXER_VOLUME, | |
490 | 1, 7, 0, out_mix_tlv), | |
491 | SOC_WM8350_DOUBLE_R_TLV("Out1 Playback Volume", | |
492 | WM8350_LOUT1_VOLUME, | |
493 | WM8350_ROUT1_VOLUME, | |
494 | 2, 63, 0, out_pga_tlv), | |
495 | SOC_DOUBLE_R("Out1 Playback ZC Switch", | |
496 | WM8350_LOUT1_VOLUME, | |
497 | WM8350_ROUT1_VOLUME, 13, 1, 0), | |
498 | SOC_WM8350_DOUBLE_R_TLV("Out2 Playback Volume", | |
499 | WM8350_LOUT2_VOLUME, | |
500 | WM8350_ROUT2_VOLUME, | |
501 | 2, 63, 0, out_pga_tlv), | |
502 | SOC_DOUBLE_R("Out2 Playback ZC Switch", WM8350_LOUT2_VOLUME, | |
503 | WM8350_ROUT2_VOLUME, 13, 1, 0), | |
504 | SOC_SINGLE("Out2 Right Invert Switch", WM8350_ROUT2_VOLUME, 10, 1, 0), | |
505 | SOC_SINGLE_TLV("Out2 Beep Volume", WM8350_BEEP_VOLUME, | |
506 | 5, 7, 0, out_mix_tlv), | |
507 | ||
508 | SOC_DOUBLE_R("Out1 Playback Switch", | |
509 | WM8350_LOUT1_VOLUME, | |
510 | WM8350_ROUT1_VOLUME, | |
511 | 14, 1, 1), | |
512 | SOC_DOUBLE_R("Out2 Playback Switch", | |
513 | WM8350_LOUT2_VOLUME, | |
514 | WM8350_ROUT2_VOLUME, | |
515 | 14, 1, 1), | |
516 | }; | |
517 | ||
518 | /* | |
519 | * DAPM Controls | |
520 | */ | |
521 | ||
522 | /* Left Playback Mixer */ | |
523 | static const struct snd_kcontrol_new wm8350_left_play_mixer_controls[] = { | |
524 | SOC_DAPM_SINGLE("Playback Switch", | |
525 | WM8350_LEFT_MIXER_CONTROL, 11, 1, 0), | |
526 | SOC_DAPM_SINGLE("Left Bypass Switch", | |
527 | WM8350_LEFT_MIXER_CONTROL, 2, 1, 0), | |
528 | SOC_DAPM_SINGLE("Right Playback Switch", | |
529 | WM8350_LEFT_MIXER_CONTROL, 12, 1, 0), | |
530 | SOC_DAPM_SINGLE("Left Sidetone Switch", | |
531 | WM8350_LEFT_MIXER_CONTROL, 0, 1, 0), | |
532 | SOC_DAPM_SINGLE("Right Sidetone Switch", | |
533 | WM8350_LEFT_MIXER_CONTROL, 1, 1, 0), | |
534 | }; | |
535 | ||
536 | /* Right Playback Mixer */ | |
537 | static const struct snd_kcontrol_new wm8350_right_play_mixer_controls[] = { | |
538 | SOC_DAPM_SINGLE("Playback Switch", | |
539 | WM8350_RIGHT_MIXER_CONTROL, 12, 1, 0), | |
540 | SOC_DAPM_SINGLE("Right Bypass Switch", | |
541 | WM8350_RIGHT_MIXER_CONTROL, 3, 1, 0), | |
542 | SOC_DAPM_SINGLE("Left Playback Switch", | |
543 | WM8350_RIGHT_MIXER_CONTROL, 11, 1, 0), | |
544 | SOC_DAPM_SINGLE("Left Sidetone Switch", | |
545 | WM8350_RIGHT_MIXER_CONTROL, 0, 1, 0), | |
546 | SOC_DAPM_SINGLE("Right Sidetone Switch", | |
547 | WM8350_RIGHT_MIXER_CONTROL, 1, 1, 0), | |
548 | }; | |
549 | ||
550 | /* Out4 Mixer */ | |
551 | static const struct snd_kcontrol_new wm8350_out4_mixer_controls[] = { | |
552 | SOC_DAPM_SINGLE("Right Playback Switch", | |
553 | WM8350_OUT4_MIXER_CONTROL, 12, 1, 0), | |
554 | SOC_DAPM_SINGLE("Left Playback Switch", | |
555 | WM8350_OUT4_MIXER_CONTROL, 11, 1, 0), | |
556 | SOC_DAPM_SINGLE("Right Capture Switch", | |
557 | WM8350_OUT4_MIXER_CONTROL, 9, 1, 0), | |
558 | SOC_DAPM_SINGLE("Out3 Playback Switch", | |
559 | WM8350_OUT4_MIXER_CONTROL, 2, 1, 0), | |
560 | SOC_DAPM_SINGLE("Right Mixer Switch", | |
561 | WM8350_OUT4_MIXER_CONTROL, 1, 1, 0), | |
562 | SOC_DAPM_SINGLE("Left Mixer Switch", | |
563 | WM8350_OUT4_MIXER_CONTROL, 0, 1, 0), | |
564 | }; | |
565 | ||
566 | /* Out3 Mixer */ | |
567 | static const struct snd_kcontrol_new wm8350_out3_mixer_controls[] = { | |
568 | SOC_DAPM_SINGLE("Left Playback Switch", | |
569 | WM8350_OUT3_MIXER_CONTROL, 11, 1, 0), | |
570 | SOC_DAPM_SINGLE("Left Capture Switch", | |
571 | WM8350_OUT3_MIXER_CONTROL, 8, 1, 0), | |
572 | SOC_DAPM_SINGLE("Out4 Playback Switch", | |
573 | WM8350_OUT3_MIXER_CONTROL, 3, 1, 0), | |
574 | SOC_DAPM_SINGLE("Left Mixer Switch", | |
575 | WM8350_OUT3_MIXER_CONTROL, 0, 1, 0), | |
576 | }; | |
577 | ||
578 | /* Left Input Mixer */ | |
579 | static const struct snd_kcontrol_new wm8350_left_capt_mixer_controls[] = { | |
580 | SOC_DAPM_SINGLE_TLV("L2 Capture Volume", | |
581 | WM8350_INPUT_MIXER_VOLUME_L, 1, 7, 0, out_mix_tlv), | |
582 | SOC_DAPM_SINGLE_TLV("L3 Capture Volume", | |
583 | WM8350_INPUT_MIXER_VOLUME_L, 9, 7, 0, out_mix_tlv), | |
584 | SOC_DAPM_SINGLE("PGA Capture Switch", | |
5b7dde34 | 585 | WM8350_LEFT_INPUT_VOLUME, 14, 1, 1), |
40aa4a30 MB |
586 | }; |
587 | ||
588 | /* Right Input Mixer */ | |
589 | static const struct snd_kcontrol_new wm8350_right_capt_mixer_controls[] = { | |
590 | SOC_DAPM_SINGLE_TLV("L2 Capture Volume", | |
591 | WM8350_INPUT_MIXER_VOLUME_R, 5, 7, 0, out_mix_tlv), | |
592 | SOC_DAPM_SINGLE_TLV("L3 Capture Volume", | |
593 | WM8350_INPUT_MIXER_VOLUME_R, 13, 7, 0, out_mix_tlv), | |
594 | SOC_DAPM_SINGLE("PGA Capture Switch", | |
5b7dde34 | 595 | WM8350_RIGHT_INPUT_VOLUME, 14, 1, 1), |
40aa4a30 MB |
596 | }; |
597 | ||
598 | /* Left Mic Mixer */ | |
599 | static const struct snd_kcontrol_new wm8350_left_mic_mixer_controls[] = { | |
600 | SOC_DAPM_SINGLE("INN Capture Switch", WM8350_INPUT_CONTROL, 1, 1, 0), | |
601 | SOC_DAPM_SINGLE("INP Capture Switch", WM8350_INPUT_CONTROL, 0, 1, 0), | |
602 | SOC_DAPM_SINGLE("IN2 Capture Switch", WM8350_INPUT_CONTROL, 2, 1, 0), | |
603 | }; | |
604 | ||
605 | /* Right Mic Mixer */ | |
606 | static const struct snd_kcontrol_new wm8350_right_mic_mixer_controls[] = { | |
607 | SOC_DAPM_SINGLE("INN Capture Switch", WM8350_INPUT_CONTROL, 9, 1, 0), | |
608 | SOC_DAPM_SINGLE("INP Capture Switch", WM8350_INPUT_CONTROL, 8, 1, 0), | |
609 | SOC_DAPM_SINGLE("IN2 Capture Switch", WM8350_INPUT_CONTROL, 10, 1, 0), | |
610 | }; | |
611 | ||
612 | /* Beep Switch */ | |
613 | static const struct snd_kcontrol_new wm8350_beep_switch_controls = | |
614 | SOC_DAPM_SINGLE("Switch", WM8350_BEEP_VOLUME, 15, 1, 1); | |
615 | ||
616 | /* Out4 Capture Mux */ | |
617 | static const struct snd_kcontrol_new wm8350_out4_capture_controls = | |
87831cb6 | 618 | SOC_DAPM_ENUM("Route", wm8350_enum[7]); |
40aa4a30 MB |
619 | |
620 | static const struct snd_soc_dapm_widget wm8350_dapm_widgets[] = { | |
621 | ||
622 | SND_SOC_DAPM_PGA("IN3R PGA", WM8350_POWER_MGMT_2, 11, 0, NULL, 0), | |
623 | SND_SOC_DAPM_PGA("IN3L PGA", WM8350_POWER_MGMT_2, 10, 0, NULL, 0), | |
624 | SND_SOC_DAPM_PGA_E("Right Out2 PGA", WM8350_POWER_MGMT_3, 3, 0, NULL, | |
625 | 0, pga_event, | |
626 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
627 | SND_SOC_DAPM_PGA_E("Left Out2 PGA", WM8350_POWER_MGMT_3, 2, 0, NULL, 0, | |
628 | pga_event, | |
629 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
630 | SND_SOC_DAPM_PGA_E("Right Out1 PGA", WM8350_POWER_MGMT_3, 1, 0, NULL, | |
631 | 0, pga_event, | |
632 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
633 | SND_SOC_DAPM_PGA_E("Left Out1 PGA", WM8350_POWER_MGMT_3, 0, 0, NULL, 0, | |
634 | pga_event, | |
635 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
636 | ||
637 | SND_SOC_DAPM_MIXER("Right Capture Mixer", WM8350_POWER_MGMT_2, | |
638 | 7, 0, &wm8350_right_capt_mixer_controls[0], | |
639 | ARRAY_SIZE(wm8350_right_capt_mixer_controls)), | |
640 | ||
641 | SND_SOC_DAPM_MIXER("Left Capture Mixer", WM8350_POWER_MGMT_2, | |
642 | 6, 0, &wm8350_left_capt_mixer_controls[0], | |
643 | ARRAY_SIZE(wm8350_left_capt_mixer_controls)), | |
644 | ||
645 | SND_SOC_DAPM_MIXER("Out4 Mixer", WM8350_POWER_MGMT_2, 5, 0, | |
646 | &wm8350_out4_mixer_controls[0], | |
647 | ARRAY_SIZE(wm8350_out4_mixer_controls)), | |
648 | ||
649 | SND_SOC_DAPM_MIXER("Out3 Mixer", WM8350_POWER_MGMT_2, 4, 0, | |
650 | &wm8350_out3_mixer_controls[0], | |
651 | ARRAY_SIZE(wm8350_out3_mixer_controls)), | |
652 | ||
653 | SND_SOC_DAPM_MIXER("Right Playback Mixer", WM8350_POWER_MGMT_2, 1, 0, | |
654 | &wm8350_right_play_mixer_controls[0], | |
655 | ARRAY_SIZE(wm8350_right_play_mixer_controls)), | |
656 | ||
657 | SND_SOC_DAPM_MIXER("Left Playback Mixer", WM8350_POWER_MGMT_2, 0, 0, | |
658 | &wm8350_left_play_mixer_controls[0], | |
659 | ARRAY_SIZE(wm8350_left_play_mixer_controls)), | |
660 | ||
661 | SND_SOC_DAPM_MIXER("Left Mic Mixer", WM8350_POWER_MGMT_2, 8, 0, | |
662 | &wm8350_left_mic_mixer_controls[0], | |
663 | ARRAY_SIZE(wm8350_left_mic_mixer_controls)), | |
664 | ||
665 | SND_SOC_DAPM_MIXER("Right Mic Mixer", WM8350_POWER_MGMT_2, 9, 0, | |
666 | &wm8350_right_mic_mixer_controls[0], | |
667 | ARRAY_SIZE(wm8350_right_mic_mixer_controls)), | |
668 | ||
669 | /* virtual mixer for Beep and Out2R */ | |
670 | SND_SOC_DAPM_MIXER("Out2 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), | |
671 | ||
672 | SND_SOC_DAPM_SWITCH("Beep", WM8350_POWER_MGMT_3, 7, 0, | |
673 | &wm8350_beep_switch_controls), | |
674 | ||
675 | SND_SOC_DAPM_ADC("Right ADC", "Right Capture", | |
676 | WM8350_POWER_MGMT_4, 3, 0), | |
677 | SND_SOC_DAPM_ADC("Left ADC", "Left Capture", | |
678 | WM8350_POWER_MGMT_4, 2, 0), | |
679 | SND_SOC_DAPM_DAC("Right DAC", "Right Playback", | |
680 | WM8350_POWER_MGMT_4, 5, 0), | |
681 | SND_SOC_DAPM_DAC("Left DAC", "Left Playback", | |
682 | WM8350_POWER_MGMT_4, 4, 0), | |
683 | ||
684 | SND_SOC_DAPM_MICBIAS("Mic Bias", WM8350_POWER_MGMT_1, 4, 0), | |
685 | ||
686 | SND_SOC_DAPM_MUX("Out4 Capture Channel", SND_SOC_NOPM, 0, 0, | |
687 | &wm8350_out4_capture_controls), | |
688 | ||
689 | SND_SOC_DAPM_OUTPUT("OUT1R"), | |
690 | SND_SOC_DAPM_OUTPUT("OUT1L"), | |
691 | SND_SOC_DAPM_OUTPUT("OUT2R"), | |
692 | SND_SOC_DAPM_OUTPUT("OUT2L"), | |
693 | SND_SOC_DAPM_OUTPUT("OUT3"), | |
694 | SND_SOC_DAPM_OUTPUT("OUT4"), | |
695 | ||
696 | SND_SOC_DAPM_INPUT("IN1RN"), | |
697 | SND_SOC_DAPM_INPUT("IN1RP"), | |
698 | SND_SOC_DAPM_INPUT("IN2R"), | |
699 | SND_SOC_DAPM_INPUT("IN1LP"), | |
700 | SND_SOC_DAPM_INPUT("IN1LN"), | |
701 | SND_SOC_DAPM_INPUT("IN2L"), | |
702 | SND_SOC_DAPM_INPUT("IN3R"), | |
703 | SND_SOC_DAPM_INPUT("IN3L"), | |
704 | }; | |
705 | ||
706 | static const struct snd_soc_dapm_route audio_map[] = { | |
707 | ||
708 | /* left playback mixer */ | |
709 | {"Left Playback Mixer", "Playback Switch", "Left DAC"}, | |
710 | {"Left Playback Mixer", "Left Bypass Switch", "IN3L PGA"}, | |
711 | {"Left Playback Mixer", "Right Playback Switch", "Right DAC"}, | |
712 | {"Left Playback Mixer", "Left Sidetone Switch", "Left Mic Mixer"}, | |
713 | {"Left Playback Mixer", "Right Sidetone Switch", "Right Mic Mixer"}, | |
714 | ||
715 | /* right playback mixer */ | |
716 | {"Right Playback Mixer", "Playback Switch", "Right DAC"}, | |
717 | {"Right Playback Mixer", "Right Bypass Switch", "IN3R PGA"}, | |
718 | {"Right Playback Mixer", "Left Playback Switch", "Left DAC"}, | |
719 | {"Right Playback Mixer", "Left Sidetone Switch", "Left Mic Mixer"}, | |
720 | {"Right Playback Mixer", "Right Sidetone Switch", "Right Mic Mixer"}, | |
721 | ||
722 | /* out4 playback mixer */ | |
723 | {"Out4 Mixer", "Right Playback Switch", "Right DAC"}, | |
724 | {"Out4 Mixer", "Left Playback Switch", "Left DAC"}, | |
725 | {"Out4 Mixer", "Right Capture Switch", "Right Capture Mixer"}, | |
726 | {"Out4 Mixer", "Out3 Playback Switch", "Out3 Mixer"}, | |
727 | {"Out4 Mixer", "Right Mixer Switch", "Right Playback Mixer"}, | |
728 | {"Out4 Mixer", "Left Mixer Switch", "Left Playback Mixer"}, | |
729 | {"OUT4", NULL, "Out4 Mixer"}, | |
730 | ||
731 | /* out3 playback mixer */ | |
732 | {"Out3 Mixer", "Left Playback Switch", "Left DAC"}, | |
733 | {"Out3 Mixer", "Left Capture Switch", "Left Capture Mixer"}, | |
734 | {"Out3 Mixer", "Left Mixer Switch", "Left Playback Mixer"}, | |
735 | {"Out3 Mixer", "Out4 Playback Switch", "Out4 Mixer"}, | |
736 | {"OUT3", NULL, "Out3 Mixer"}, | |
737 | ||
738 | /* out2 */ | |
739 | {"Right Out2 PGA", NULL, "Right Playback Mixer"}, | |
740 | {"Left Out2 PGA", NULL, "Left Playback Mixer"}, | |
741 | {"OUT2L", NULL, "Left Out2 PGA"}, | |
742 | {"OUT2R", NULL, "Right Out2 PGA"}, | |
743 | ||
744 | /* out1 */ | |
745 | {"Right Out1 PGA", NULL, "Right Playback Mixer"}, | |
746 | {"Left Out1 PGA", NULL, "Left Playback Mixer"}, | |
747 | {"OUT1L", NULL, "Left Out1 PGA"}, | |
748 | {"OUT1R", NULL, "Right Out1 PGA"}, | |
749 | ||
750 | /* ADCs */ | |
751 | {"Left ADC", NULL, "Left Capture Mixer"}, | |
752 | {"Right ADC", NULL, "Right Capture Mixer"}, | |
753 | ||
754 | /* Left capture mixer */ | |
755 | {"Left Capture Mixer", "L2 Capture Volume", "IN2L"}, | |
756 | {"Left Capture Mixer", "L3 Capture Volume", "IN3L PGA"}, | |
757 | {"Left Capture Mixer", "PGA Capture Switch", "Left Mic Mixer"}, | |
758 | {"Left Capture Mixer", NULL, "Out4 Capture Channel"}, | |
759 | ||
760 | /* Right capture mixer */ | |
761 | {"Right Capture Mixer", "L2 Capture Volume", "IN2R"}, | |
762 | {"Right Capture Mixer", "L3 Capture Volume", "IN3R PGA"}, | |
763 | {"Right Capture Mixer", "PGA Capture Switch", "Right Mic Mixer"}, | |
764 | {"Right Capture Mixer", NULL, "Out4 Capture Channel"}, | |
765 | ||
766 | /* L3 Inputs */ | |
767 | {"IN3L PGA", NULL, "IN3L"}, | |
768 | {"IN3R PGA", NULL, "IN3R"}, | |
769 | ||
770 | /* Left Mic mixer */ | |
771 | {"Left Mic Mixer", "INN Capture Switch", "IN1LN"}, | |
772 | {"Left Mic Mixer", "INP Capture Switch", "IN1LP"}, | |
773 | {"Left Mic Mixer", "IN2 Capture Switch", "IN2L"}, | |
774 | ||
775 | /* Right Mic mixer */ | |
776 | {"Right Mic Mixer", "INN Capture Switch", "IN1RN"}, | |
777 | {"Right Mic Mixer", "INP Capture Switch", "IN1RP"}, | |
778 | {"Right Mic Mixer", "IN2 Capture Switch", "IN2R"}, | |
779 | ||
780 | /* out 4 capture */ | |
781 | {"Out4 Capture Channel", NULL, "Out4 Mixer"}, | |
782 | ||
783 | /* Beep */ | |
784 | {"Beep", NULL, "IN3R PGA"}, | |
785 | }; | |
786 | ||
40aa4a30 MB |
787 | static int wm8350_add_widgets(struct snd_soc_codec *codec) |
788 | { | |
789 | int ret; | |
790 | ||
791 | ret = snd_soc_dapm_new_controls(codec, | |
792 | wm8350_dapm_widgets, | |
793 | ARRAY_SIZE(wm8350_dapm_widgets)); | |
794 | if (ret != 0) { | |
795 | dev_err(codec->dev, "dapm control register failed\n"); | |
796 | return ret; | |
797 | } | |
798 | ||
799 | /* set up audio paths */ | |
800 | ret = snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); | |
801 | if (ret != 0) { | |
802 | dev_err(codec->dev, "DAPM route register failed\n"); | |
803 | return ret; | |
804 | } | |
805 | ||
0a3f5e35 | 806 | return 0; |
40aa4a30 MB |
807 | } |
808 | ||
809 | static int wm8350_set_dai_sysclk(struct snd_soc_dai *codec_dai, | |
810 | int clk_id, unsigned int freq, int dir) | |
811 | { | |
812 | struct snd_soc_codec *codec = codec_dai->codec; | |
813 | struct wm8350 *wm8350 = codec->control_data; | |
814 | u16 fll_4; | |
815 | ||
816 | switch (clk_id) { | |
817 | case WM8350_MCLK_SEL_MCLK: | |
818 | wm8350_clear_bits(wm8350, WM8350_CLOCK_CONTROL_1, | |
819 | WM8350_MCLK_SEL); | |
820 | break; | |
821 | case WM8350_MCLK_SEL_PLL_MCLK: | |
822 | case WM8350_MCLK_SEL_PLL_DAC: | |
823 | case WM8350_MCLK_SEL_PLL_ADC: | |
824 | case WM8350_MCLK_SEL_PLL_32K: | |
825 | wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_1, | |
826 | WM8350_MCLK_SEL); | |
827 | fll_4 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_4) & | |
828 | ~WM8350_FLL_CLK_SRC_MASK; | |
829 | wm8350_codec_write(codec, WM8350_FLL_CONTROL_4, fll_4 | clk_id); | |
830 | break; | |
831 | } | |
832 | ||
833 | /* MCLK direction */ | |
834 | if (dir == WM8350_MCLK_DIR_OUT) | |
835 | wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_2, | |
836 | WM8350_MCLK_DIR); | |
837 | else | |
838 | wm8350_clear_bits(wm8350, WM8350_CLOCK_CONTROL_2, | |
839 | WM8350_MCLK_DIR); | |
840 | ||
841 | return 0; | |
842 | } | |
843 | ||
844 | static int wm8350_set_clkdiv(struct snd_soc_dai *codec_dai, int div_id, int div) | |
845 | { | |
846 | struct snd_soc_codec *codec = codec_dai->codec; | |
847 | u16 val; | |
848 | ||
849 | switch (div_id) { | |
850 | case WM8350_ADC_CLKDIV: | |
851 | val = wm8350_codec_read(codec, WM8350_ADC_DIVIDER) & | |
852 | ~WM8350_ADC_CLKDIV_MASK; | |
853 | wm8350_codec_write(codec, WM8350_ADC_DIVIDER, val | div); | |
854 | break; | |
855 | case WM8350_DAC_CLKDIV: | |
856 | val = wm8350_codec_read(codec, WM8350_DAC_CLOCK_CONTROL) & | |
857 | ~WM8350_DAC_CLKDIV_MASK; | |
858 | wm8350_codec_write(codec, WM8350_DAC_CLOCK_CONTROL, val | div); | |
859 | break; | |
860 | case WM8350_BCLK_CLKDIV: | |
861 | val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) & | |
862 | ~WM8350_BCLK_DIV_MASK; | |
863 | wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div); | |
864 | break; | |
865 | case WM8350_OPCLK_CLKDIV: | |
866 | val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) & | |
867 | ~WM8350_OPCLK_DIV_MASK; | |
868 | wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div); | |
869 | break; | |
870 | case WM8350_SYS_CLKDIV: | |
871 | val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) & | |
872 | ~WM8350_MCLK_DIV_MASK; | |
873 | wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div); | |
874 | break; | |
875 | case WM8350_DACLR_CLKDIV: | |
876 | val = wm8350_codec_read(codec, WM8350_DAC_LR_RATE) & | |
877 | ~WM8350_DACLRC_RATE_MASK; | |
878 | wm8350_codec_write(codec, WM8350_DAC_LR_RATE, val | div); | |
879 | break; | |
880 | case WM8350_ADCLR_CLKDIV: | |
881 | val = wm8350_codec_read(codec, WM8350_ADC_LR_RATE) & | |
882 | ~WM8350_ADCLRC_RATE_MASK; | |
883 | wm8350_codec_write(codec, WM8350_ADC_LR_RATE, val | div); | |
884 | break; | |
885 | default: | |
886 | return -EINVAL; | |
887 | } | |
888 | ||
889 | return 0; | |
890 | } | |
891 | ||
892 | static int wm8350_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) | |
893 | { | |
894 | struct snd_soc_codec *codec = codec_dai->codec; | |
895 | u16 iface = wm8350_codec_read(codec, WM8350_AI_FORMATING) & | |
896 | ~(WM8350_AIF_BCLK_INV | WM8350_AIF_LRCLK_INV | WM8350_AIF_FMT_MASK); | |
897 | u16 master = wm8350_codec_read(codec, WM8350_AI_DAC_CONTROL) & | |
898 | ~WM8350_BCLK_MSTR; | |
899 | u16 dac_lrc = wm8350_codec_read(codec, WM8350_DAC_LR_RATE) & | |
900 | ~WM8350_DACLRC_ENA; | |
901 | u16 adc_lrc = wm8350_codec_read(codec, WM8350_ADC_LR_RATE) & | |
902 | ~WM8350_ADCLRC_ENA; | |
903 | ||
904 | /* set master/slave audio interface */ | |
905 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
906 | case SND_SOC_DAIFMT_CBM_CFM: | |
907 | master |= WM8350_BCLK_MSTR; | |
908 | dac_lrc |= WM8350_DACLRC_ENA; | |
909 | adc_lrc |= WM8350_ADCLRC_ENA; | |
910 | break; | |
911 | case SND_SOC_DAIFMT_CBS_CFS: | |
912 | break; | |
913 | default: | |
914 | return -EINVAL; | |
915 | } | |
916 | ||
917 | /* interface format */ | |
918 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
919 | case SND_SOC_DAIFMT_I2S: | |
920 | iface |= 0x2 << 8; | |
921 | break; | |
922 | case SND_SOC_DAIFMT_RIGHT_J: | |
923 | break; | |
924 | case SND_SOC_DAIFMT_LEFT_J: | |
925 | iface |= 0x1 << 8; | |
926 | break; | |
927 | case SND_SOC_DAIFMT_DSP_A: | |
928 | iface |= 0x3 << 8; | |
929 | break; | |
930 | case SND_SOC_DAIFMT_DSP_B: | |
5ee518ec | 931 | iface |= 0x3 << 8 | WM8350_AIF_LRCLK_INV; |
40aa4a30 MB |
932 | break; |
933 | default: | |
934 | return -EINVAL; | |
935 | } | |
936 | ||
937 | /* clock inversion */ | |
938 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
939 | case SND_SOC_DAIFMT_NB_NF: | |
940 | break; | |
941 | case SND_SOC_DAIFMT_IB_IF: | |
942 | iface |= WM8350_AIF_LRCLK_INV | WM8350_AIF_BCLK_INV; | |
943 | break; | |
944 | case SND_SOC_DAIFMT_IB_NF: | |
945 | iface |= WM8350_AIF_BCLK_INV; | |
946 | break; | |
947 | case SND_SOC_DAIFMT_NB_IF: | |
948 | iface |= WM8350_AIF_LRCLK_INV; | |
949 | break; | |
950 | default: | |
951 | return -EINVAL; | |
952 | } | |
953 | ||
954 | wm8350_codec_write(codec, WM8350_AI_FORMATING, iface); | |
955 | wm8350_codec_write(codec, WM8350_AI_DAC_CONTROL, master); | |
956 | wm8350_codec_write(codec, WM8350_DAC_LR_RATE, dac_lrc); | |
957 | wm8350_codec_write(codec, WM8350_ADC_LR_RATE, adc_lrc); | |
958 | return 0; | |
959 | } | |
960 | ||
961 | static int wm8350_pcm_trigger(struct snd_pcm_substream *substream, | |
962 | int cmd, struct snd_soc_dai *codec_dai) | |
963 | { | |
964 | struct snd_soc_codec *codec = codec_dai->codec; | |
965 | int master = wm8350_codec_cache_read(codec, WM8350_AI_DAC_CONTROL) & | |
966 | WM8350_BCLK_MSTR; | |
967 | int enabled = 0; | |
968 | ||
969 | /* Check that the DACs or ADCs are enabled since they are | |
970 | * required for LRC in master mode. The DACs or ADCs need a | |
971 | * valid audio path i.e. pin -> ADC or DAC -> pin before | |
972 | * the LRC will be enabled in master mode. */ | |
5e42336a | 973 | if (!master || cmd != SNDRV_PCM_TRIGGER_START) |
40aa4a30 MB |
974 | return 0; |
975 | ||
976 | if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { | |
977 | enabled = wm8350_codec_cache_read(codec, WM8350_POWER_MGMT_4) & | |
978 | (WM8350_ADCR_ENA | WM8350_ADCL_ENA); | |
979 | } else { | |
980 | enabled = wm8350_codec_cache_read(codec, WM8350_POWER_MGMT_4) & | |
981 | (WM8350_DACR_ENA | WM8350_DACL_ENA); | |
982 | } | |
983 | ||
984 | if (!enabled) { | |
985 | dev_err(codec->dev, | |
986 | "%s: invalid audio path - no clocks available\n", | |
987 | __func__); | |
988 | return -EINVAL; | |
989 | } | |
990 | return 0; | |
991 | } | |
992 | ||
993 | static int wm8350_pcm_hw_params(struct snd_pcm_substream *substream, | |
994 | struct snd_pcm_hw_params *params, | |
995 | struct snd_soc_dai *codec_dai) | |
996 | { | |
997 | struct snd_soc_codec *codec = codec_dai->codec; | |
61943999 | 998 | struct wm8350 *wm8350 = codec->control_data; |
40aa4a30 MB |
999 | u16 iface = wm8350_codec_read(codec, WM8350_AI_FORMATING) & |
1000 | ~WM8350_AIF_WL_MASK; | |
1001 | ||
1002 | /* bit size */ | |
1003 | switch (params_format(params)) { | |
1004 | case SNDRV_PCM_FORMAT_S16_LE: | |
1005 | break; | |
1006 | case SNDRV_PCM_FORMAT_S20_3LE: | |
1007 | iface |= 0x1 << 10; | |
1008 | break; | |
1009 | case SNDRV_PCM_FORMAT_S24_LE: | |
1010 | iface |= 0x2 << 10; | |
1011 | break; | |
1012 | case SNDRV_PCM_FORMAT_S32_LE: | |
1013 | iface |= 0x3 << 10; | |
1014 | break; | |
1015 | } | |
1016 | ||
1017 | wm8350_codec_write(codec, WM8350_AI_FORMATING, iface); | |
61943999 MB |
1018 | |
1019 | /* The sloping stopband filter is recommended for use with | |
1020 | * lower sample rates to improve performance. | |
1021 | */ | |
1022 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { | |
1023 | if (params_rate(params) < 24000) | |
1024 | wm8350_set_bits(wm8350, WM8350_DAC_MUTE_VOLUME, | |
1025 | WM8350_DAC_SB_FILT); | |
1026 | else | |
1027 | wm8350_clear_bits(wm8350, WM8350_DAC_MUTE_VOLUME, | |
1028 | WM8350_DAC_SB_FILT); | |
1029 | } | |
1030 | ||
40aa4a30 MB |
1031 | return 0; |
1032 | } | |
1033 | ||
1034 | static int wm8350_mute(struct snd_soc_dai *dai, int mute) | |
1035 | { | |
1036 | struct snd_soc_codec *codec = dai->codec; | |
1037 | struct wm8350 *wm8350 = codec->control_data; | |
1038 | ||
1039 | if (mute) | |
1040 | wm8350_set_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA); | |
1041 | else | |
1042 | wm8350_clear_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA); | |
1043 | return 0; | |
1044 | } | |
1045 | ||
1046 | /* FLL divisors */ | |
1047 | struct _fll_div { | |
1048 | int div; /* FLL_OUTDIV */ | |
1049 | int n; | |
1050 | int k; | |
1051 | int ratio; /* FLL_FRATIO */ | |
1052 | }; | |
1053 | ||
1054 | /* The size in bits of the fll divide multiplied by 10 | |
1055 | * to allow rounding later */ | |
1056 | #define FIXED_FLL_SIZE ((1 << 16) * 10) | |
1057 | ||
1058 | static inline int fll_factors(struct _fll_div *fll_div, unsigned int input, | |
1059 | unsigned int output) | |
1060 | { | |
1061 | u64 Kpart; | |
1062 | unsigned int t1, t2, K, Nmod; | |
1063 | ||
1064 | if (output >= 2815250 && output <= 3125000) | |
1065 | fll_div->div = 0x4; | |
1066 | else if (output >= 5625000 && output <= 6250000) | |
1067 | fll_div->div = 0x3; | |
1068 | else if (output >= 11250000 && output <= 12500000) | |
1069 | fll_div->div = 0x2; | |
1070 | else if (output >= 22500000 && output <= 25000000) | |
1071 | fll_div->div = 0x1; | |
1072 | else { | |
1073 | printk(KERN_ERR "wm8350: fll freq %d out of range\n", output); | |
1074 | return -EINVAL; | |
1075 | } | |
1076 | ||
1077 | if (input > 48000) | |
1078 | fll_div->ratio = 1; | |
1079 | else | |
1080 | fll_div->ratio = 8; | |
1081 | ||
1082 | t1 = output * (1 << (fll_div->div + 1)); | |
1083 | t2 = input * fll_div->ratio; | |
1084 | ||
1085 | fll_div->n = t1 / t2; | |
1086 | Nmod = t1 % t2; | |
1087 | ||
1088 | if (Nmod) { | |
1089 | Kpart = FIXED_FLL_SIZE * (long long)Nmod; | |
1090 | do_div(Kpart, t2); | |
1091 | K = Kpart & 0xFFFFFFFF; | |
1092 | ||
1093 | /* Check if we need to round */ | |
1094 | if ((K % 10) >= 5) | |
1095 | K += 5; | |
1096 | ||
1097 | /* Move down to proper range now rounding is done */ | |
1098 | K /= 10; | |
1099 | fll_div->k = K; | |
1100 | } else | |
1101 | fll_div->k = 0; | |
1102 | ||
1103 | return 0; | |
1104 | } | |
1105 | ||
1106 | static int wm8350_set_fll(struct snd_soc_dai *codec_dai, | |
85488037 | 1107 | int pll_id, int source, unsigned int freq_in, |
40aa4a30 MB |
1108 | unsigned int freq_out) |
1109 | { | |
1110 | struct snd_soc_codec *codec = codec_dai->codec; | |
1111 | struct wm8350 *wm8350 = codec->control_data; | |
b2c812e2 | 1112 | struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); |
40aa4a30 MB |
1113 | struct _fll_div fll_div; |
1114 | int ret = 0; | |
1115 | u16 fll_1, fll_4; | |
1116 | ||
f1e887de MB |
1117 | if (freq_in == priv->fll_freq_in && freq_out == priv->fll_freq_out) |
1118 | return 0; | |
1119 | ||
40aa4a30 MB |
1120 | /* power down FLL - we need to do this for reconfiguration */ |
1121 | wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, | |
1122 | WM8350_FLL_ENA | WM8350_FLL_OSC_ENA); | |
1123 | ||
1124 | if (freq_out == 0 || freq_in == 0) | |
1125 | return ret; | |
1126 | ||
1127 | ret = fll_factors(&fll_div, freq_in, freq_out); | |
1128 | if (ret < 0) | |
1129 | return ret; | |
1130 | dev_dbg(wm8350->dev, | |
449bd54d | 1131 | "FLL in %u FLL out %u N 0x%x K 0x%x div %d ratio %d", |
40aa4a30 MB |
1132 | freq_in, freq_out, fll_div.n, fll_div.k, fll_div.div, |
1133 | fll_div.ratio); | |
1134 | ||
1135 | /* set up N.K & dividers */ | |
1136 | fll_1 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_1) & | |
1137 | ~(WM8350_FLL_OUTDIV_MASK | WM8350_FLL_RSP_RATE_MASK | 0xc000); | |
1138 | wm8350_codec_write(codec, WM8350_FLL_CONTROL_1, | |
1139 | fll_1 | (fll_div.div << 8) | 0x50); | |
1140 | wm8350_codec_write(codec, WM8350_FLL_CONTROL_2, | |
1141 | (fll_div.ratio << 11) | (fll_div. | |
1142 | n & WM8350_FLL_N_MASK)); | |
1143 | wm8350_codec_write(codec, WM8350_FLL_CONTROL_3, fll_div.k); | |
1144 | fll_4 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_4) & | |
1145 | ~(WM8350_FLL_FRAC | WM8350_FLL_SLOW_LOCK_REF); | |
1146 | wm8350_codec_write(codec, WM8350_FLL_CONTROL_4, | |
1147 | fll_4 | (fll_div.k ? WM8350_FLL_FRAC : 0) | | |
1148 | (fll_div.ratio == 8 ? WM8350_FLL_SLOW_LOCK_REF : 0)); | |
1149 | ||
1150 | /* power FLL on */ | |
1151 | wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_OSC_ENA); | |
1152 | wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_ENA); | |
1153 | ||
f1e887de MB |
1154 | priv->fll_freq_out = freq_out; |
1155 | priv->fll_freq_in = freq_in; | |
1156 | ||
40aa4a30 MB |
1157 | return 0; |
1158 | } | |
1159 | ||
1160 | static int wm8350_set_bias_level(struct snd_soc_codec *codec, | |
1161 | enum snd_soc_bias_level level) | |
1162 | { | |
1163 | struct wm8350 *wm8350 = codec->control_data; | |
b2c812e2 | 1164 | struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); |
40aa4a30 MB |
1165 | struct wm8350_audio_platform_data *platform = |
1166 | wm8350->codec.platform_data; | |
1167 | u16 pm1; | |
1168 | int ret; | |
1169 | ||
1170 | switch (level) { | |
1171 | case SND_SOC_BIAS_ON: | |
1172 | pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & | |
1173 | ~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK); | |
1174 | wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, | |
1175 | pm1 | WM8350_VMID_50K | | |
1176 | platform->codec_current_on << 14); | |
1177 | break; | |
1178 | ||
1179 | case SND_SOC_BIAS_PREPARE: | |
1180 | pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1); | |
1181 | pm1 &= ~WM8350_VMID_MASK; | |
1182 | wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, | |
1183 | pm1 | WM8350_VMID_50K); | |
1184 | break; | |
1185 | ||
1186 | case SND_SOC_BIAS_STANDBY: | |
1187 | if (codec->bias_level == SND_SOC_BIAS_OFF) { | |
1188 | ret = regulator_bulk_enable(ARRAY_SIZE(priv->supplies), | |
1189 | priv->supplies); | |
1190 | if (ret != 0) | |
1191 | return ret; | |
1192 | ||
1193 | /* Enable the system clock */ | |
1194 | wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, | |
1195 | WM8350_SYSCLK_ENA); | |
1196 | ||
1197 | /* mute DAC & outputs */ | |
1198 | wm8350_set_bits(wm8350, WM8350_DAC_MUTE, | |
1199 | WM8350_DAC_MUTE_ENA); | |
1200 | ||
1201 | /* discharge cap memory */ | |
1202 | wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, | |
1203 | platform->dis_out1 | | |
1204 | (platform->dis_out2 << 2) | | |
1205 | (platform->dis_out3 << 4) | | |
1206 | (platform->dis_out4 << 6)); | |
1207 | ||
1208 | /* wait for discharge */ | |
1209 | schedule_timeout_interruptible(msecs_to_jiffies | |
1210 | (platform-> | |
1211 | cap_discharge_msecs)); | |
1212 | ||
1213 | /* enable antipop */ | |
1214 | wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, | |
1215 | (platform->vmid_s_curve << 8)); | |
1216 | ||
1217 | /* ramp up vmid */ | |
1218 | wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, | |
1219 | (platform-> | |
1220 | codec_current_charge << 14) | | |
1221 | WM8350_VMID_5K | WM8350_VMIDEN | | |
1222 | WM8350_VBUFEN); | |
1223 | ||
1224 | /* wait for vmid */ | |
1225 | schedule_timeout_interruptible(msecs_to_jiffies | |
1226 | (platform-> | |
1227 | vmid_charge_msecs)); | |
1228 | ||
1229 | /* turn on vmid 300k */ | |
1230 | pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & | |
1231 | ~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK); | |
1232 | pm1 |= WM8350_VMID_300K | | |
1233 | (platform->codec_current_standby << 14); | |
1234 | wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, | |
1235 | pm1); | |
1236 | ||
1237 | ||
1238 | /* enable analogue bias */ | |
1239 | pm1 |= WM8350_BIASEN; | |
1240 | wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1); | |
1241 | ||
1242 | /* disable antipop */ | |
1243 | wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, 0); | |
1244 | ||
1245 | } else { | |
1246 | /* turn on vmid 300k and reduce current */ | |
1247 | pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & | |
1248 | ~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK); | |
1249 | wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, | |
1250 | pm1 | WM8350_VMID_300K | | |
1251 | (platform-> | |
1252 | codec_current_standby << 14)); | |
1253 | ||
1254 | } | |
1255 | break; | |
1256 | ||
1257 | case SND_SOC_BIAS_OFF: | |
1258 | ||
1259 | /* mute DAC & enable outputs */ | |
1260 | wm8350_set_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA); | |
1261 | ||
1262 | wm8350_set_bits(wm8350, WM8350_POWER_MGMT_3, | |
1263 | WM8350_OUT1L_ENA | WM8350_OUT1R_ENA | | |
1264 | WM8350_OUT2L_ENA | WM8350_OUT2R_ENA); | |
1265 | ||
1266 | /* enable anti pop S curve */ | |
1267 | wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, | |
1268 | (platform->vmid_s_curve << 8)); | |
1269 | ||
1270 | /* turn off vmid */ | |
1271 | pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & | |
1272 | ~WM8350_VMIDEN; | |
1273 | wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1); | |
1274 | ||
1275 | /* wait */ | |
1276 | schedule_timeout_interruptible(msecs_to_jiffies | |
1277 | (platform-> | |
1278 | vmid_discharge_msecs)); | |
1279 | ||
1280 | wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, | |
1281 | (platform->vmid_s_curve << 8) | | |
1282 | platform->dis_out1 | | |
1283 | (platform->dis_out2 << 2) | | |
1284 | (platform->dis_out3 << 4) | | |
1285 | (platform->dis_out4 << 6)); | |
1286 | ||
1287 | /* turn off VBuf and drain */ | |
1288 | pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & | |
1289 | ~(WM8350_VBUFEN | WM8350_VMID_MASK); | |
1290 | wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, | |
1291 | pm1 | WM8350_OUTPUT_DRAIN_EN); | |
1292 | ||
1293 | /* wait */ | |
1294 | schedule_timeout_interruptible(msecs_to_jiffies | |
1295 | (platform->drain_msecs)); | |
1296 | ||
1297 | pm1 &= ~WM8350_BIASEN; | |
1298 | wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1); | |
1299 | ||
1300 | /* disable anti-pop */ | |
1301 | wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, 0); | |
1302 | ||
1303 | wm8350_clear_bits(wm8350, WM8350_LOUT1_VOLUME, | |
1304 | WM8350_OUT1L_ENA); | |
1305 | wm8350_clear_bits(wm8350, WM8350_ROUT1_VOLUME, | |
1306 | WM8350_OUT1R_ENA); | |
1307 | wm8350_clear_bits(wm8350, WM8350_LOUT2_VOLUME, | |
1308 | WM8350_OUT2L_ENA); | |
1309 | wm8350_clear_bits(wm8350, WM8350_ROUT2_VOLUME, | |
1310 | WM8350_OUT2R_ENA); | |
1311 | ||
1312 | /* disable clock gen */ | |
1313 | wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, | |
1314 | WM8350_SYSCLK_ENA); | |
1315 | ||
1316 | regulator_bulk_disable(ARRAY_SIZE(priv->supplies), | |
1317 | priv->supplies); | |
1318 | break; | |
1319 | } | |
1320 | codec->bias_level = level; | |
1321 | return 0; | |
1322 | } | |
1323 | ||
f0fba2ad | 1324 | static int wm8350_suspend(struct snd_soc_codec *codec, pm_message_t state) |
40aa4a30 | 1325 | { |
40aa4a30 MB |
1326 | wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF); |
1327 | return 0; | |
1328 | } | |
1329 | ||
f0fba2ad | 1330 | static int wm8350_resume(struct snd_soc_codec *codec) |
40aa4a30 | 1331 | { |
40aa4a30 MB |
1332 | wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
1333 | ||
40aa4a30 MB |
1334 | return 0; |
1335 | } | |
1336 | ||
5a65edbc | 1337 | static irqreturn_t wm8350_hp_jack_handler(int irq, void *data) |
a6ba2b2d MB |
1338 | { |
1339 | struct wm8350_data *priv = data; | |
5a65edbc | 1340 | struct wm8350 *wm8350 = priv->codec.control_data; |
a6ba2b2d MB |
1341 | u16 reg; |
1342 | int report; | |
1343 | int mask; | |
1344 | struct wm8350_jack_data *jack = NULL; | |
1345 | ||
59f25070 | 1346 | switch (irq - wm8350->irq_base) { |
a6ba2b2d MB |
1347 | case WM8350_IRQ_CODEC_JCK_DET_L: |
1348 | jack = &priv->hpl; | |
1349 | mask = WM8350_JACK_L_LVL; | |
1350 | break; | |
1351 | ||
1352 | case WM8350_IRQ_CODEC_JCK_DET_R: | |
1353 | jack = &priv->hpr; | |
1354 | mask = WM8350_JACK_R_LVL; | |
1355 | break; | |
1356 | ||
1357 | default: | |
1358 | BUG(); | |
1359 | } | |
1360 | ||
1361 | if (!jack->jack) { | |
1362 | dev_warn(wm8350->dev, "Jack interrupt called with no jack\n"); | |
5a65edbc | 1363 | return IRQ_NONE; |
a6ba2b2d MB |
1364 | } |
1365 | ||
1366 | /* Debounce */ | |
1367 | msleep(200); | |
1368 | ||
1369 | reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS); | |
1370 | if (reg & mask) | |
1371 | report = jack->report; | |
1372 | else | |
1373 | report = 0; | |
1374 | ||
1375 | snd_soc_jack_report(jack->jack, report, jack->report); | |
5a65edbc MB |
1376 | |
1377 | return IRQ_HANDLED; | |
a6ba2b2d MB |
1378 | } |
1379 | ||
1380 | /** | |
1381 | * wm8350_hp_jack_detect - Enable headphone jack detection. | |
1382 | * | |
1383 | * @codec: WM8350 codec | |
1384 | * @which: left or right jack detect signal | |
1385 | * @jack: jack to report detection events on | |
1386 | * @report: value to report | |
1387 | * | |
f06bce9c MB |
1388 | * Enables the headphone jack detection of the WM8350. If no report |
1389 | * is specified then detection is disabled. | |
a6ba2b2d MB |
1390 | */ |
1391 | int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which, | |
1392 | struct snd_soc_jack *jack, int report) | |
1393 | { | |
b2c812e2 | 1394 | struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); |
a6ba2b2d MB |
1395 | struct wm8350 *wm8350 = codec->control_data; |
1396 | int irq; | |
1397 | int ena; | |
1398 | ||
1399 | switch (which) { | |
1400 | case WM8350_JDL: | |
1401 | priv->hpl.jack = jack; | |
1402 | priv->hpl.report = report; | |
1403 | irq = WM8350_IRQ_CODEC_JCK_DET_L; | |
1404 | ena = WM8350_JDL_ENA; | |
1405 | break; | |
1406 | ||
1407 | case WM8350_JDR: | |
1408 | priv->hpr.jack = jack; | |
1409 | priv->hpr.report = report; | |
1410 | irq = WM8350_IRQ_CODEC_JCK_DET_R; | |
1411 | ena = WM8350_JDR_ENA; | |
1412 | break; | |
1413 | ||
1414 | default: | |
1415 | return -EINVAL; | |
1416 | } | |
1417 | ||
f06bce9c MB |
1418 | if (report) { |
1419 | wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA); | |
1420 | wm8350_set_bits(wm8350, WM8350_JACK_DETECT, ena); | |
1421 | } else { | |
1422 | wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, ena); | |
1423 | } | |
a6ba2b2d MB |
1424 | |
1425 | /* Sync status */ | |
59f25070 | 1426 | wm8350_hp_jack_handler(irq + wm8350->irq_base, priv); |
a6ba2b2d | 1427 | |
a6ba2b2d MB |
1428 | return 0; |
1429 | } | |
1430 | EXPORT_SYMBOL_GPL(wm8350_hp_jack_detect); | |
1431 | ||
2a0761a3 MB |
1432 | static irqreturn_t wm8350_mic_handler(int irq, void *data) |
1433 | { | |
1434 | struct wm8350_data *priv = data; | |
1435 | struct wm8350 *wm8350 = priv->codec.control_data; | |
1436 | u16 reg; | |
1437 | int report = 0; | |
1438 | ||
1439 | reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS); | |
1440 | if (reg & WM8350_JACK_MICSCD_LVL) | |
1441 | report |= priv->mic.short_report; | |
1442 | if (reg & WM8350_JACK_MICSD_LVL) | |
1443 | report |= priv->mic.report; | |
1444 | ||
1445 | snd_soc_jack_report(priv->mic.jack, report, | |
1446 | priv->mic.report | priv->mic.short_report); | |
1447 | ||
1448 | return IRQ_HANDLED; | |
1449 | } | |
1450 | ||
1451 | /** | |
1452 | * wm8350_mic_jack_detect - Enable microphone jack detection. | |
1453 | * | |
1454 | * @codec: WM8350 codec | |
1455 | * @jack: jack to report detection events on | |
1456 | * @detect_report: value to report when presence detected | |
1457 | * @short_report: value to report when microphone short detected | |
1458 | * | |
f06bce9c MB |
1459 | * Enables the microphone jack detection of the WM8350. If both reports |
1460 | * are specified as zero then detection is disabled. | |
2a0761a3 MB |
1461 | */ |
1462 | int wm8350_mic_jack_detect(struct snd_soc_codec *codec, | |
1463 | struct snd_soc_jack *jack, | |
1464 | int detect_report, int short_report) | |
1465 | { | |
b2c812e2 | 1466 | struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); |
2a0761a3 MB |
1467 | struct wm8350 *wm8350 = codec->control_data; |
1468 | ||
1469 | priv->mic.jack = jack; | |
1470 | priv->mic.report = detect_report; | |
1471 | priv->mic.short_report = short_report; | |
1472 | ||
f06bce9c MB |
1473 | if (detect_report || short_report) { |
1474 | wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA); | |
1475 | wm8350_set_bits(wm8350, WM8350_POWER_MGMT_1, | |
1476 | WM8350_MIC_DET_ENA); | |
1477 | } else { | |
1478 | wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_1, | |
1479 | WM8350_MIC_DET_ENA); | |
1480 | } | |
2a0761a3 | 1481 | |
2a0761a3 MB |
1482 | return 0; |
1483 | } | |
1484 | EXPORT_SYMBOL_GPL(wm8350_mic_jack_detect); | |
1485 | ||
f0fba2ad LG |
1486 | #define WM8350_RATES (SNDRV_PCM_RATE_8000_96000) |
1487 | ||
1488 | #define WM8350_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ | |
1489 | SNDRV_PCM_FMTBIT_S20_3LE |\ | |
1490 | SNDRV_PCM_FMTBIT_S24_LE) | |
1491 | ||
1492 | static struct snd_soc_dai_ops wm8350_dai_ops = { | |
1493 | .hw_params = wm8350_pcm_hw_params, | |
1494 | .digital_mute = wm8350_mute, | |
1495 | .trigger = wm8350_pcm_trigger, | |
1496 | .set_fmt = wm8350_set_dai_fmt, | |
1497 | .set_sysclk = wm8350_set_dai_sysclk, | |
1498 | .set_pll = wm8350_set_fll, | |
1499 | .set_clkdiv = wm8350_set_clkdiv, | |
1500 | }; | |
1501 | ||
1502 | static struct snd_soc_dai_driver wm8350_dai = { | |
1503 | .name = "wm8350-hifi", | |
1504 | .playback = { | |
1505 | .stream_name = "Playback", | |
1506 | .channels_min = 1, | |
1507 | .channels_max = 2, | |
1508 | .rates = WM8350_RATES, | |
1509 | .formats = WM8350_FORMATS, | |
1510 | }, | |
1511 | .capture = { | |
1512 | .stream_name = "Capture", | |
1513 | .channels_min = 1, | |
1514 | .channels_max = 2, | |
1515 | .rates = WM8350_RATES, | |
1516 | .formats = WM8350_FORMATS, | |
1517 | }, | |
1518 | .ops = &wm8350_dai_ops, | |
1519 | }; | |
40aa4a30 | 1520 | |
f0fba2ad | 1521 | static int wm8350_codec_probe(struct snd_soc_codec *codec) |
40aa4a30 | 1522 | { |
f0fba2ad | 1523 | struct wm8350 *wm8350 = dev_get_platdata(codec->dev); |
40aa4a30 | 1524 | struct wm8350_data *priv; |
40aa4a30 MB |
1525 | struct wm8350_output *out1; |
1526 | struct wm8350_output *out2; | |
f0fba2ad | 1527 | int ret, i; |
40aa4a30 | 1528 | |
f0fba2ad LG |
1529 | if (wm8350->codec.platform_data == NULL) { |
1530 | dev_err(codec->dev, "No audio platform data supplied\n"); | |
1531 | return -EINVAL; | |
1532 | } | |
1533 | ||
1534 | priv = kzalloc(sizeof(struct wm8350_data), GFP_KERNEL); | |
1535 | if (priv == NULL) | |
1536 | return -ENOMEM; | |
1537 | snd_soc_codec_set_drvdata(codec, priv); | |
1538 | ||
1539 | for (i = 0; i < ARRAY_SIZE(supply_names); i++) | |
1540 | priv->supplies[i].supply = supply_names[i]; | |
1541 | ||
1542 | ret = regulator_bulk_get(wm8350->dev, ARRAY_SIZE(priv->supplies), | |
1543 | priv->supplies); | |
1544 | if (ret != 0) | |
1545 | goto err_priv; | |
1546 | ||
1547 | wm8350->codec.codec = codec; | |
1548 | codec->control_data = wm8350; | |
40aa4a30 | 1549 | |
f0fba2ad LG |
1550 | /* Put the codec into reset if it wasn't already */ |
1551 | wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA); | |
1552 | ||
1553 | INIT_DELAYED_WORK(&codec->delayed_work, wm8350_pga_work); | |
40aa4a30 MB |
1554 | |
1555 | /* Enable the codec */ | |
1556 | wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA); | |
1557 | ||
1558 | /* Enable robust clocking mode in ADC */ | |
1559 | wm8350_codec_write(codec, WM8350_SECURITY, 0xa7); | |
1560 | wm8350_codec_write(codec, 0xde, 0x13); | |
1561 | wm8350_codec_write(codec, WM8350_SECURITY, 0); | |
1562 | ||
1563 | /* read OUT1 & OUT2 volumes */ | |
1564 | out1 = &priv->out1; | |
1565 | out2 = &priv->out2; | |
1566 | out1->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME) & | |
1567 | WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT; | |
1568 | out1->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME) & | |
1569 | WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT; | |
1570 | out2->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME) & | |
1571 | WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT; | |
1572 | out2->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME) & | |
1573 | WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT; | |
1574 | wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, 0); | |
1575 | wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, 0); | |
1576 | wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, 0); | |
1577 | wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, 0); | |
1578 | ||
1579 | /* Latch VU bits & mute */ | |
1580 | wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME, | |
1581 | WM8350_OUT1_VU | WM8350_OUT1L_MUTE); | |
1582 | wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME, | |
1583 | WM8350_OUT2_VU | WM8350_OUT2L_MUTE); | |
1584 | wm8350_set_bits(wm8350, WM8350_ROUT1_VOLUME, | |
1585 | WM8350_OUT1_VU | WM8350_OUT1R_MUTE); | |
1586 | wm8350_set_bits(wm8350, WM8350_ROUT2_VOLUME, | |
1587 | WM8350_OUT2_VU | WM8350_OUT2R_MUTE); | |
1588 | ||
6a612746 MB |
1589 | /* Make sure jack detect is disabled to start off with */ |
1590 | wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, | |
1591 | WM8350_JDL_ENA | WM8350_JDR_ENA); | |
1592 | ||
a6ba2b2d | 1593 | wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, |
5a65edbc MB |
1594 | wm8350_hp_jack_handler, 0, "Left jack detect", |
1595 | priv); | |
a6ba2b2d | 1596 | wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, |
5a65edbc MB |
1597 | wm8350_hp_jack_handler, 0, "Right jack detect", |
1598 | priv); | |
2a0761a3 MB |
1599 | wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICSCD, |
1600 | wm8350_mic_handler, 0, "Microphone short", priv); | |
1601 | wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICD, | |
1602 | wm8350_mic_handler, 0, "Microphone detect", priv); | |
a6ba2b2d | 1603 | |
40aa4a30 | 1604 | |
3e8e1952 IM |
1605 | snd_soc_add_controls(codec, wm8350_snd_controls, |
1606 | ARRAY_SIZE(wm8350_snd_controls)); | |
40aa4a30 MB |
1607 | wm8350_add_widgets(codec); |
1608 | ||
1609 | wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY); | |
1610 | ||
40aa4a30 | 1611 | return 0; |
f0fba2ad LG |
1612 | |
1613 | err_priv: | |
1614 | kfree(priv); | |
1615 | return ret; | |
40aa4a30 MB |
1616 | } |
1617 | ||
f0fba2ad | 1618 | static int wm8350_codec_remove(struct snd_soc_codec *codec) |
40aa4a30 | 1619 | { |
b2c812e2 | 1620 | struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); |
f0fba2ad | 1621 | struct wm8350 *wm8350 = dev_get_platdata(codec->dev); |
40aa4a30 MB |
1622 | int ret; |
1623 | ||
a6ba2b2d MB |
1624 | wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, |
1625 | WM8350_JDL_ENA | WM8350_JDR_ENA); | |
1626 | wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA); | |
1627 | ||
2a0761a3 MB |
1628 | wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICD, priv); |
1629 | wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICSCD, priv); | |
f99344fc MB |
1630 | wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, priv); |
1631 | wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, priv); | |
a6ba2b2d MB |
1632 | |
1633 | priv->hpl.jack = NULL; | |
1634 | priv->hpr.jack = NULL; | |
2a0761a3 | 1635 | priv->mic.jack = NULL; |
a6ba2b2d | 1636 | |
40aa4a30 MB |
1637 | /* cancel any work waiting to be queued. */ |
1638 | ret = cancel_delayed_work(&codec->delayed_work); | |
1639 | ||
1640 | /* if there was any work waiting then we run it now and | |
1641 | * wait for its completion */ | |
1642 | if (ret) { | |
1643 | schedule_delayed_work(&codec->delayed_work, 0); | |
1644 | flush_scheduled_work(); | |
1645 | } | |
1646 | ||
1647 | wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF); | |
1648 | ||
1649 | wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA); | |
1650 | ||
f0fba2ad LG |
1651 | regulator_bulk_free(ARRAY_SIZE(priv->supplies), priv->supplies); |
1652 | kfree(priv); | |
40aa4a30 MB |
1653 | return 0; |
1654 | } | |
1655 | ||
f0fba2ad LG |
1656 | static struct snd_soc_codec_driver soc_codec_dev_wm8350 = { |
1657 | .probe = wm8350_codec_probe, | |
1658 | .remove = wm8350_codec_remove, | |
40aa4a30 MB |
1659 | .suspend = wm8350_suspend, |
1660 | .resume = wm8350_resume, | |
f0fba2ad LG |
1661 | .read = wm8350_codec_read, |
1662 | .write = wm8350_codec_write, | |
1663 | .set_bias_level = wm8350_set_bias_level, | |
40aa4a30 | 1664 | }; |
40aa4a30 | 1665 | |
f0fba2ad | 1666 | static int __devinit wm8350_probe(struct platform_device *pdev) |
40aa4a30 | 1667 | { |
f0fba2ad LG |
1668 | return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8350, |
1669 | &wm8350_dai, 1); | |
40aa4a30 MB |
1670 | } |
1671 | ||
f0fba2ad | 1672 | static int __devexit wm8350_remove(struct platform_device *pdev) |
40aa4a30 | 1673 | { |
f0fba2ad | 1674 | snd_soc_unregister_codec(&pdev->dev); |
40aa4a30 MB |
1675 | return 0; |
1676 | } | |
1677 | ||
1678 | static struct platform_driver wm8350_codec_driver = { | |
1679 | .driver = { | |
1680 | .name = "wm8350-codec", | |
1681 | .owner = THIS_MODULE, | |
1682 | }, | |
f0fba2ad LG |
1683 | .probe = wm8350_probe, |
1684 | .remove = __devexit_p(wm8350_remove), | |
40aa4a30 MB |
1685 | }; |
1686 | ||
1687 | static __init int wm8350_init(void) | |
1688 | { | |
1689 | return platform_driver_register(&wm8350_codec_driver); | |
1690 | } | |
1691 | module_init(wm8350_init); | |
1692 | ||
1693 | static __exit void wm8350_exit(void) | |
1694 | { | |
1695 | platform_driver_unregister(&wm8350_codec_driver); | |
1696 | } | |
1697 | module_exit(wm8350_exit); | |
1698 | ||
1699 | MODULE_DESCRIPTION("ASoC WM8350 driver"); | |
1700 | MODULE_AUTHOR("Liam Girdwood"); | |
1701 | MODULE_LICENSE("GPL"); | |
1702 | MODULE_ALIAS("platform:wm8350-codec"); |