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4dc69be2 VK |
1 | /* |
2 | * sn95031.c - TI sn95031 Codec driver | |
3 | * | |
4 | * Copyright (C) 2010 Intel Corp | |
5 | * Author: Vinod Koul <vinod.koul@intel.com> | |
6 | * Author: Harsha Priya <priya.harsha@intel.com> | |
7 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; version 2 of the License. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License along | |
19 | * with this program; if not, write to the Free Software Foundation, Inc., | |
20 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. | |
21 | * | |
22 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
23 | * | |
24 | * | |
25 | */ | |
26 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | |
27 | ||
28 | #include <linux/platform_device.h> | |
438008af | 29 | #include <linux/delay.h> |
4dc69be2 | 30 | #include <linux/slab.h> |
438008af | 31 | |
4dc69be2 VK |
32 | #include <asm/intel_scu_ipc.h> |
33 | #include <sound/pcm.h> | |
34 | #include <sound/pcm_params.h> | |
35 | #include <sound/soc.h> | |
36 | #include <sound/soc-dapm.h> | |
37 | #include <sound/initval.h> | |
fd94eeef | 38 | #include <sound/tlv.h> |
1e2f5932 | 39 | #include <sound/jack.h> |
4dc69be2 VK |
40 | #include "sn95031.h" |
41 | ||
42 | #define SN95031_RATES (SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100) | |
43 | #define SN95031_FORMATS (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE) | |
44 | ||
36633237 VK |
45 | /* adc helper functions */ |
46 | ||
47 | /* enables mic bias voltage */ | |
48 | static void sn95031_enable_mic_bias(struct snd_soc_codec *codec) | |
49 | { | |
50 | snd_soc_write(codec, SN95031_VAUD, BIT(2)|BIT(1)|BIT(0)); | |
51 | snd_soc_update_bits(codec, SN95031_MICBIAS, BIT(2), BIT(2)); | |
52 | } | |
53 | ||
54 | /* Enable/Disable the ADC depending on the argument */ | |
55 | static void configure_adc(struct snd_soc_codec *sn95031_codec, int val) | |
56 | { | |
57 | int value = snd_soc_read(sn95031_codec, SN95031_ADC1CNTL1); | |
58 | ||
59 | if (val) { | |
60 | /* Enable and start the ADC */ | |
61 | value |= (SN95031_ADC_ENBL | SN95031_ADC_START); | |
62 | value &= (~SN95031_ADC_NO_LOOP); | |
63 | } else { | |
64 | /* Just stop the ADC */ | |
65 | value &= (~SN95031_ADC_START); | |
66 | } | |
67 | snd_soc_write(sn95031_codec, SN95031_ADC1CNTL1, value); | |
68 | } | |
69 | ||
4dc69be2 | 70 | /* |
36633237 VK |
71 | * finds an empty channel for conversion |
72 | * If the ADC is not enabled then start using 0th channel | |
73 | * itself. Otherwise find an empty channel by looking for a | |
74 | * channel in which the stopbit is set to 1. returns the index | |
75 | * of the first free channel if succeeds or an error code. | |
76 | * | |
77 | * Context: can sleep | |
78 | * | |
4dc69be2 | 79 | */ |
36633237 VK |
80 | static int find_free_channel(struct snd_soc_codec *sn95031_codec) |
81 | { | |
7b4615ba | 82 | int i, value; |
36633237 VK |
83 | |
84 | /* check whether ADC is enabled */ | |
85 | value = snd_soc_read(sn95031_codec, SN95031_ADC1CNTL1); | |
86 | ||
87 | if ((value & SN95031_ADC_ENBL) == 0) | |
88 | return 0; | |
89 | ||
90 | /* ADC is already enabled; Looking for an empty channel */ | |
91 | for (i = 0; i < SN95031_ADC_CHANLS_MAX; i++) { | |
92 | value = snd_soc_read(sn95031_codec, | |
93 | SN95031_ADC_CHNL_START_ADDR + i); | |
7b4615ba | 94 | if (value & SN95031_STOPBIT_MASK) |
36633237 | 95 | break; |
36633237 | 96 | } |
7b4615ba | 97 | return (i == SN95031_ADC_CHANLS_MAX) ? (-EINVAL) : i; |
36633237 VK |
98 | } |
99 | ||
100 | /* Initialize the ADC for reading micbias values. Can sleep. */ | |
101 | static int sn95031_initialize_adc(struct snd_soc_codec *sn95031_codec) | |
102 | { | |
103 | int base_addr, chnl_addr; | |
104 | int value; | |
f34dafb2 | 105 | int channel_index; |
36633237 VK |
106 | |
107 | /* Index of the first channel in which the stop bit is set */ | |
108 | channel_index = find_free_channel(sn95031_codec); | |
109 | if (channel_index < 0) { | |
110 | pr_err("No free ADC channels"); | |
111 | return channel_index; | |
112 | } | |
113 | ||
114 | base_addr = SN95031_ADC_CHNL_START_ADDR + channel_index; | |
115 | ||
116 | if (!(channel_index == 0 || channel_index == SN95031_ADC_LOOP_MAX)) { | |
117 | /* Reset stop bit for channels other than 0 and 12 */ | |
118 | value = snd_soc_read(sn95031_codec, base_addr); | |
119 | /* Set the stop bit to zero */ | |
120 | snd_soc_write(sn95031_codec, base_addr, value & 0xEF); | |
121 | /* Index of the first free channel */ | |
122 | base_addr++; | |
123 | channel_index++; | |
124 | } | |
125 | ||
126 | /* Since this is the last channel, set the stop bit | |
127 | to 1 by ORing the DIE_SENSOR_CODE with 0x10 */ | |
128 | snd_soc_write(sn95031_codec, base_addr, | |
129 | SN95031_AUDIO_DETECT_CODE | 0x10); | |
130 | ||
131 | chnl_addr = SN95031_ADC_DATA_START_ADDR + 2 * channel_index; | |
132 | pr_debug("mid_initialize : %x", chnl_addr); | |
133 | configure_adc(sn95031_codec, 1); | |
134 | return chnl_addr; | |
135 | } | |
136 | ||
137 | ||
138 | /* reads the ADC registers and gets the mic bias value in mV. */ | |
139 | static unsigned int sn95031_get_mic_bias(struct snd_soc_codec *codec) | |
140 | { | |
141 | u16 adc_adr = sn95031_initialize_adc(codec); | |
142 | u16 adc_val1, adc_val2; | |
143 | unsigned int mic_bias; | |
144 | ||
145 | sn95031_enable_mic_bias(codec); | |
146 | ||
147 | /* Enable the sound card for conversion before reading */ | |
148 | snd_soc_write(codec, SN95031_ADC1CNTL3, 0x05); | |
149 | /* Re-toggle the RRDATARD bit */ | |
150 | snd_soc_write(codec, SN95031_ADC1CNTL3, 0x04); | |
151 | ||
152 | /* Read the higher bits of data */ | |
153 | msleep(1000); | |
154 | adc_val1 = snd_soc_read(codec, adc_adr); | |
155 | adc_adr++; | |
156 | adc_val2 = snd_soc_read(codec, adc_adr); | |
157 | ||
158 | /* Adding lower two bits to the higher bits */ | |
159 | mic_bias = (adc_val1 << 2) + (adc_val2 & 3); | |
160 | mic_bias = (mic_bias * SN95031_ADC_ONE_LSB_MULTIPLIER) / 1000; | |
161 | pr_debug("mic bias = %dmV\n", mic_bias); | |
162 | return mic_bias; | |
163 | } | |
36633237 | 164 | /*end - adc helper functions */ |
4dc69be2 VK |
165 | |
166 | static inline unsigned int sn95031_read(struct snd_soc_codec *codec, | |
167 | unsigned int reg) | |
168 | { | |
169 | u8 value = 0; | |
170 | int ret; | |
171 | ||
172 | ret = intel_scu_ipc_ioread8(reg, &value); | |
173 | if (ret) | |
174 | pr_err("read of %x failed, err %d\n", reg, ret); | |
175 | return value; | |
176 | ||
177 | } | |
178 | ||
179 | static inline int sn95031_write(struct snd_soc_codec *codec, | |
180 | unsigned int reg, unsigned int value) | |
181 | { | |
182 | int ret; | |
183 | ||
184 | ret = intel_scu_ipc_iowrite8(reg, value); | |
185 | if (ret) | |
186 | pr_err("write of %x failed, err %d\n", reg, ret); | |
187 | return ret; | |
188 | } | |
189 | ||
190 | static int sn95031_set_vaud_bias(struct snd_soc_codec *codec, | |
191 | enum snd_soc_bias_level level) | |
192 | { | |
193 | switch (level) { | |
194 | case SND_SOC_BIAS_ON: | |
195 | break; | |
196 | ||
197 | case SND_SOC_BIAS_PREPARE: | |
198 | if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) { | |
199 | pr_debug("vaud_bias powering up pll\n"); | |
200 | /* power up the pll */ | |
201 | snd_soc_write(codec, SN95031_AUDPLLCTRL, BIT(5)); | |
202 | /* enable pcm 2 */ | |
203 | snd_soc_update_bits(codec, SN95031_PCM2C2, | |
204 | BIT(0), BIT(0)); | |
205 | } | |
206 | break; | |
207 | ||
208 | case SND_SOC_BIAS_STANDBY: | |
209 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { | |
210 | pr_debug("vaud_bias power up rail\n"); | |
211 | /* power up the rail */ | |
212 | snd_soc_write(codec, SN95031_VAUD, | |
213 | BIT(2)|BIT(1)|BIT(0)); | |
214 | msleep(1); | |
215 | } else if (codec->dapm.bias_level == SND_SOC_BIAS_PREPARE) { | |
216 | /* turn off pcm */ | |
217 | pr_debug("vaud_bias power dn pcm\n"); | |
218 | snd_soc_update_bits(codec, SN95031_PCM2C2, BIT(0), 0); | |
219 | snd_soc_write(codec, SN95031_AUDPLLCTRL, 0); | |
220 | } | |
221 | break; | |
222 | ||
223 | ||
224 | case SND_SOC_BIAS_OFF: | |
225 | pr_debug("vaud_bias _OFF doing rail shutdown\n"); | |
226 | snd_soc_write(codec, SN95031_VAUD, BIT(3)); | |
227 | break; | |
228 | } | |
229 | ||
230 | codec->dapm.bias_level = level; | |
231 | return 0; | |
232 | } | |
233 | ||
234 | static int sn95031_vhs_event(struct snd_soc_dapm_widget *w, | |
235 | struct snd_kcontrol *kcontrol, int event) | |
236 | { | |
237 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
238 | pr_debug("VHS SND_SOC_DAPM_EVENT_ON doing rail startup now\n"); | |
239 | /* power up the rail */ | |
240 | snd_soc_write(w->codec, SN95031_VHSP, 0x3D); | |
241 | snd_soc_write(w->codec, SN95031_VHSN, 0x3F); | |
242 | msleep(1); | |
243 | } else if (SND_SOC_DAPM_EVENT_OFF(event)) { | |
244 | pr_debug("VHS SND_SOC_DAPM_EVENT_OFF doing rail shutdown\n"); | |
245 | snd_soc_write(w->codec, SN95031_VHSP, 0xC4); | |
246 | snd_soc_write(w->codec, SN95031_VHSN, 0x04); | |
247 | } | |
248 | return 0; | |
249 | } | |
250 | ||
251 | static int sn95031_vihf_event(struct snd_soc_dapm_widget *w, | |
252 | struct snd_kcontrol *kcontrol, int event) | |
253 | { | |
254 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
255 | pr_debug("VIHF SND_SOC_DAPM_EVENT_ON doing rail startup now\n"); | |
256 | /* power up the rail */ | |
257 | snd_soc_write(w->codec, SN95031_VIHF, 0x27); | |
258 | msleep(1); | |
259 | } else if (SND_SOC_DAPM_EVENT_OFF(event)) { | |
260 | pr_debug("VIHF SND_SOC_DAPM_EVENT_OFF doing rail shutdown\n"); | |
261 | snd_soc_write(w->codec, SN95031_VIHF, 0x24); | |
262 | } | |
263 | return 0; | |
264 | } | |
265 | ||
fd94eeef HP |
266 | static int sn95031_dmic12_event(struct snd_soc_dapm_widget *w, |
267 | struct snd_kcontrol *k, int event) | |
268 | { | |
269 | unsigned int ldo = 0, clk_dir = 0, data_dir = 0; | |
270 | ||
271 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
272 | ldo = BIT(5)|BIT(4); | |
273 | clk_dir = BIT(0); | |
274 | data_dir = BIT(7); | |
275 | } | |
276 | /* program DMIC LDO, clock and set clock */ | |
277 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(5)|BIT(4), ldo); | |
278 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(0), clk_dir); | |
279 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(7), data_dir); | |
280 | return 0; | |
281 | } | |
282 | ||
283 | static int sn95031_dmic34_event(struct snd_soc_dapm_widget *w, | |
284 | struct snd_kcontrol *k, int event) | |
285 | { | |
286 | unsigned int ldo = 0, clk_dir = 0, data_dir = 0; | |
287 | ||
288 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
289 | ldo = BIT(5)|BIT(4); | |
290 | clk_dir = BIT(2); | |
291 | data_dir = BIT(1); | |
292 | } | |
293 | /* program DMIC LDO, clock and set clock */ | |
294 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(5)|BIT(4), ldo); | |
295 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(2), clk_dir); | |
296 | snd_soc_update_bits(w->codec, SN95031_DMICBUF45, BIT(1), data_dir); | |
297 | return 0; | |
298 | } | |
299 | ||
300 | static int sn95031_dmic56_event(struct snd_soc_dapm_widget *w, | |
301 | struct snd_kcontrol *k, int event) | |
302 | { | |
303 | unsigned int ldo = 0; | |
304 | ||
305 | if (SND_SOC_DAPM_EVENT_ON(event)) | |
306 | ldo = BIT(7)|BIT(6); | |
307 | ||
308 | /* program DMIC LDO */ | |
309 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(7)|BIT(6), ldo); | |
310 | return 0; | |
311 | } | |
312 | ||
313 | /* mux controls */ | |
314 | static const char *sn95031_mic_texts[] = { "AMIC", "LineIn" }; | |
315 | ||
316 | static const struct soc_enum sn95031_micl_enum = | |
317 | SOC_ENUM_SINGLE(SN95031_ADCCONFIG, 1, 2, sn95031_mic_texts); | |
318 | ||
319 | static const struct snd_kcontrol_new sn95031_micl_mux_control = | |
320 | SOC_DAPM_ENUM("Route", sn95031_micl_enum); | |
321 | ||
322 | static const struct soc_enum sn95031_micr_enum = | |
323 | SOC_ENUM_SINGLE(SN95031_ADCCONFIG, 3, 2, sn95031_mic_texts); | |
324 | ||
325 | static const struct snd_kcontrol_new sn95031_micr_mux_control = | |
326 | SOC_DAPM_ENUM("Route", sn95031_micr_enum); | |
327 | ||
328 | static const char *sn95031_input_texts[] = { "DMIC1", "DMIC2", "DMIC3", | |
329 | "DMIC4", "DMIC5", "DMIC6", | |
330 | "ADC Left", "ADC Right" }; | |
331 | ||
332 | static const struct soc_enum sn95031_input1_enum = | |
333 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX12, 0, 8, sn95031_input_texts); | |
334 | ||
335 | static const struct snd_kcontrol_new sn95031_input1_mux_control = | |
336 | SOC_DAPM_ENUM("Route", sn95031_input1_enum); | |
337 | ||
338 | static const struct soc_enum sn95031_input2_enum = | |
339 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX12, 4, 8, sn95031_input_texts); | |
340 | ||
341 | static const struct snd_kcontrol_new sn95031_input2_mux_control = | |
342 | SOC_DAPM_ENUM("Route", sn95031_input2_enum); | |
343 | ||
344 | static const struct soc_enum sn95031_input3_enum = | |
345 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX34, 0, 8, sn95031_input_texts); | |
346 | ||
347 | static const struct snd_kcontrol_new sn95031_input3_mux_control = | |
348 | SOC_DAPM_ENUM("Route", sn95031_input3_enum); | |
349 | ||
350 | static const struct soc_enum sn95031_input4_enum = | |
351 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX34, 4, 8, sn95031_input_texts); | |
352 | ||
353 | static const struct snd_kcontrol_new sn95031_input4_mux_control = | |
354 | SOC_DAPM_ENUM("Route", sn95031_input4_enum); | |
355 | ||
356 | /* capture path controls */ | |
357 | ||
358 | static const char *sn95031_micmode_text[] = {"Single Ended", "Differential"}; | |
359 | ||
360 | /* 0dB to 30dB in 10dB steps */ | |
65e9625e | 361 | static const DECLARE_TLV_DB_SCALE(mic_tlv, 0, 10, 0); |
fd94eeef HP |
362 | |
363 | static const struct soc_enum sn95031_micmode1_enum = | |
364 | SOC_ENUM_SINGLE(SN95031_MICAMP1, 1, 2, sn95031_micmode_text); | |
365 | static const struct soc_enum sn95031_micmode2_enum = | |
366 | SOC_ENUM_SINGLE(SN95031_MICAMP2, 1, 2, sn95031_micmode_text); | |
367 | ||
368 | static const char *sn95031_dmic_cfg_text[] = {"GPO", "DMIC"}; | |
369 | ||
370 | static const struct soc_enum sn95031_dmic12_cfg_enum = | |
371 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 0, 2, sn95031_dmic_cfg_text); | |
372 | static const struct soc_enum sn95031_dmic34_cfg_enum = | |
373 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 1, 2, sn95031_dmic_cfg_text); | |
374 | static const struct soc_enum sn95031_dmic56_cfg_enum = | |
375 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 2, 2, sn95031_dmic_cfg_text); | |
376 | ||
377 | static const struct snd_kcontrol_new sn95031_snd_controls[] = { | |
378 | SOC_ENUM("Mic1Mode Capture Route", sn95031_micmode1_enum), | |
379 | SOC_ENUM("Mic2Mode Capture Route", sn95031_micmode2_enum), | |
380 | SOC_ENUM("DMIC12 Capture Route", sn95031_dmic12_cfg_enum), | |
381 | SOC_ENUM("DMIC34 Capture Route", sn95031_dmic34_cfg_enum), | |
382 | SOC_ENUM("DMIC56 Capture Route", sn95031_dmic56_cfg_enum), | |
383 | SOC_SINGLE_TLV("Mic1 Capture Volume", SN95031_MICAMP1, | |
384 | 2, 4, 0, mic_tlv), | |
385 | SOC_SINGLE_TLV("Mic2 Capture Volume", SN95031_MICAMP2, | |
386 | 2, 4, 0, mic_tlv), | |
387 | }; | |
388 | ||
4dc69be2 VK |
389 | /* DAPM widgets */ |
390 | static const struct snd_soc_dapm_widget sn95031_dapm_widgets[] = { | |
391 | ||
392 | /* all end points mic, hs etc */ | |
393 | SND_SOC_DAPM_OUTPUT("HPOUTL"), | |
394 | SND_SOC_DAPM_OUTPUT("HPOUTR"), | |
395 | SND_SOC_DAPM_OUTPUT("EPOUT"), | |
396 | SND_SOC_DAPM_OUTPUT("IHFOUTL"), | |
397 | SND_SOC_DAPM_OUTPUT("IHFOUTR"), | |
398 | SND_SOC_DAPM_OUTPUT("LINEOUTL"), | |
399 | SND_SOC_DAPM_OUTPUT("LINEOUTR"), | |
400 | SND_SOC_DAPM_OUTPUT("VIB1OUT"), | |
401 | SND_SOC_DAPM_OUTPUT("VIB2OUT"), | |
402 | ||
fd94eeef HP |
403 | SND_SOC_DAPM_INPUT("AMIC1"), /* headset mic */ |
404 | SND_SOC_DAPM_INPUT("AMIC2"), | |
405 | SND_SOC_DAPM_INPUT("DMIC1"), | |
406 | SND_SOC_DAPM_INPUT("DMIC2"), | |
407 | SND_SOC_DAPM_INPUT("DMIC3"), | |
408 | SND_SOC_DAPM_INPUT("DMIC4"), | |
409 | SND_SOC_DAPM_INPUT("DMIC5"), | |
410 | SND_SOC_DAPM_INPUT("DMIC6"), | |
411 | SND_SOC_DAPM_INPUT("LINEINL"), | |
412 | SND_SOC_DAPM_INPUT("LINEINR"), | |
413 | ||
414 | SND_SOC_DAPM_MICBIAS("AMIC1Bias", SN95031_MICBIAS, 2, 0), | |
415 | SND_SOC_DAPM_MICBIAS("AMIC2Bias", SN95031_MICBIAS, 3, 0), | |
416 | SND_SOC_DAPM_MICBIAS("DMIC12Bias", SN95031_DMICMUX, 3, 0), | |
417 | SND_SOC_DAPM_MICBIAS("DMIC34Bias", SN95031_DMICMUX, 4, 0), | |
418 | SND_SOC_DAPM_MICBIAS("DMIC56Bias", SN95031_DMICMUX, 5, 0), | |
419 | ||
420 | SND_SOC_DAPM_SUPPLY("DMIC12supply", SN95031_DMICLK, 0, 0, | |
421 | sn95031_dmic12_event, | |
422 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
423 | SND_SOC_DAPM_SUPPLY("DMIC34supply", SN95031_DMICLK, 1, 0, | |
424 | sn95031_dmic34_event, | |
425 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
426 | SND_SOC_DAPM_SUPPLY("DMIC56supply", SN95031_DMICLK, 2, 0, | |
427 | sn95031_dmic56_event, | |
428 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
429 | ||
430 | SND_SOC_DAPM_AIF_OUT("PCM_Out", "Capture", 0, | |
431 | SND_SOC_NOPM, 0, 0), | |
432 | ||
4dc69be2 VK |
433 | SND_SOC_DAPM_SUPPLY("Headset Rail", SND_SOC_NOPM, 0, 0, |
434 | sn95031_vhs_event, | |
435 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
436 | SND_SOC_DAPM_SUPPLY("Speaker Rail", SND_SOC_NOPM, 0, 0, | |
437 | sn95031_vihf_event, | |
438 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
439 | ||
440 | /* playback path driver enables */ | |
441 | SND_SOC_DAPM_PGA("Headset Left Playback", | |
442 | SN95031_DRIVEREN, 0, 0, NULL, 0), | |
443 | SND_SOC_DAPM_PGA("Headset Right Playback", | |
444 | SN95031_DRIVEREN, 1, 0, NULL, 0), | |
445 | SND_SOC_DAPM_PGA("Speaker Left Playback", | |
446 | SN95031_DRIVEREN, 2, 0, NULL, 0), | |
447 | SND_SOC_DAPM_PGA("Speaker Right Playback", | |
448 | SN95031_DRIVEREN, 3, 0, NULL, 0), | |
449 | SND_SOC_DAPM_PGA("Vibra1 Playback", | |
450 | SN95031_DRIVEREN, 4, 0, NULL, 0), | |
451 | SND_SOC_DAPM_PGA("Vibra2 Playback", | |
452 | SN95031_DRIVEREN, 5, 0, NULL, 0), | |
453 | SND_SOC_DAPM_PGA("Earpiece Playback", | |
454 | SN95031_DRIVEREN, 6, 0, NULL, 0), | |
455 | SND_SOC_DAPM_PGA("Lineout Left Playback", | |
456 | SN95031_LOCTL, 0, 0, NULL, 0), | |
457 | SND_SOC_DAPM_PGA("Lineout Right Playback", | |
458 | SN95031_LOCTL, 4, 0, NULL, 0), | |
459 | ||
460 | /* playback path filter enable */ | |
461 | SND_SOC_DAPM_PGA("Headset Left Filter", | |
462 | SN95031_HSEPRXCTRL, 4, 0, NULL, 0), | |
463 | SND_SOC_DAPM_PGA("Headset Right Filter", | |
464 | SN95031_HSEPRXCTRL, 5, 0, NULL, 0), | |
465 | SND_SOC_DAPM_PGA("Speaker Left Filter", | |
466 | SN95031_IHFRXCTRL, 0, 0, NULL, 0), | |
467 | SND_SOC_DAPM_PGA("Speaker Right Filter", | |
468 | SN95031_IHFRXCTRL, 1, 0, NULL, 0), | |
469 | ||
470 | /* DACs */ | |
471 | SND_SOC_DAPM_DAC("HSDAC Left", "Headset", | |
472 | SN95031_DACCONFIG, 0, 0), | |
473 | SND_SOC_DAPM_DAC("HSDAC Right", "Headset", | |
474 | SN95031_DACCONFIG, 1, 0), | |
475 | SND_SOC_DAPM_DAC("IHFDAC Left", "Speaker", | |
476 | SN95031_DACCONFIG, 2, 0), | |
477 | SND_SOC_DAPM_DAC("IHFDAC Right", "Speaker", | |
478 | SN95031_DACCONFIG, 3, 0), | |
479 | SND_SOC_DAPM_DAC("Vibra1 DAC", "Vibra1", | |
480 | SN95031_VIB1C5, 1, 0), | |
481 | SND_SOC_DAPM_DAC("Vibra2 DAC", "Vibra2", | |
482 | SN95031_VIB2C5, 1, 0), | |
fd94eeef HP |
483 | |
484 | /* capture widgets */ | |
485 | SND_SOC_DAPM_PGA("LineIn Enable Left", SN95031_MICAMP1, | |
486 | 7, 0, NULL, 0), | |
487 | SND_SOC_DAPM_PGA("LineIn Enable Right", SN95031_MICAMP2, | |
488 | 7, 0, NULL, 0), | |
489 | ||
490 | SND_SOC_DAPM_PGA("MIC1 Enable", SN95031_MICAMP1, 0, 0, NULL, 0), | |
491 | SND_SOC_DAPM_PGA("MIC2 Enable", SN95031_MICAMP2, 0, 0, NULL, 0), | |
492 | SND_SOC_DAPM_PGA("TX1 Enable", SN95031_AUDIOTXEN, 2, 0, NULL, 0), | |
493 | SND_SOC_DAPM_PGA("TX2 Enable", SN95031_AUDIOTXEN, 3, 0, NULL, 0), | |
494 | SND_SOC_DAPM_PGA("TX3 Enable", SN95031_AUDIOTXEN, 4, 0, NULL, 0), | |
495 | SND_SOC_DAPM_PGA("TX4 Enable", SN95031_AUDIOTXEN, 5, 0, NULL, 0), | |
496 | ||
497 | /* ADC have null stream as they will be turned ON by TX path */ | |
498 | SND_SOC_DAPM_ADC("ADC Left", NULL, | |
499 | SN95031_ADCCONFIG, 0, 0), | |
500 | SND_SOC_DAPM_ADC("ADC Right", NULL, | |
501 | SN95031_ADCCONFIG, 2, 0), | |
502 | ||
503 | SND_SOC_DAPM_MUX("Mic_InputL Capture Route", | |
504 | SND_SOC_NOPM, 0, 0, &sn95031_micl_mux_control), | |
505 | SND_SOC_DAPM_MUX("Mic_InputR Capture Route", | |
506 | SND_SOC_NOPM, 0, 0, &sn95031_micr_mux_control), | |
507 | ||
508 | SND_SOC_DAPM_MUX("Txpath1 Capture Route", | |
509 | SND_SOC_NOPM, 0, 0, &sn95031_input1_mux_control), | |
510 | SND_SOC_DAPM_MUX("Txpath2 Capture Route", | |
511 | SND_SOC_NOPM, 0, 0, &sn95031_input2_mux_control), | |
512 | SND_SOC_DAPM_MUX("Txpath3 Capture Route", | |
513 | SND_SOC_NOPM, 0, 0, &sn95031_input3_mux_control), | |
514 | SND_SOC_DAPM_MUX("Txpath4 Capture Route", | |
515 | SND_SOC_NOPM, 0, 0, &sn95031_input4_mux_control), | |
516 | ||
4dc69be2 VK |
517 | }; |
518 | ||
519 | static const struct snd_soc_dapm_route sn95031_audio_map[] = { | |
520 | /* headset and earpiece map */ | |
1461d063 VK |
521 | { "HPOUTL", NULL, "Headset Rail"}, |
522 | { "HPOUTR", NULL, "Headset Rail"}, | |
4dc69be2 VK |
523 | { "HPOUTL", NULL, "Headset Left Playback" }, |
524 | { "HPOUTR", NULL, "Headset Right Playback" }, | |
525 | { "EPOUT", NULL, "Earpiece Playback" }, | |
526 | { "Headset Left Playback", NULL, "Headset Left Filter"}, | |
527 | { "Headset Right Playback", NULL, "Headset Right Filter"}, | |
528 | { "Earpiece Playback", NULL, "Headset Left Filter"}, | |
529 | { "Headset Left Filter", NULL, "HSDAC Left"}, | |
530 | { "Headset Right Filter", NULL, "HSDAC Right"}, | |
4dc69be2 VK |
531 | |
532 | /* speaker map */ | |
1461d063 VK |
533 | { "IHFOUTL", NULL, "Speaker Rail"}, |
534 | { "IHFOUTR", NULL, "Speaker Rail"}, | |
4dc69be2 VK |
535 | { "IHFOUTL", "NULL", "Speaker Left Playback"}, |
536 | { "IHFOUTR", "NULL", "Speaker Right Playback"}, | |
537 | { "Speaker Left Playback", NULL, "Speaker Left Filter"}, | |
538 | { "Speaker Right Playback", NULL, "Speaker Right Filter"}, | |
539 | { "Speaker Left Filter", NULL, "IHFDAC Left"}, | |
540 | { "Speaker Right Filter", NULL, "IHFDAC Right"}, | |
4dc69be2 VK |
541 | |
542 | /* vibra map */ | |
b22dab88 VK |
543 | { "VIB1OUT", NULL, "Vibra1 Playback"}, |
544 | { "Vibra1 Playback", NULL, "Vibra1 DAC"}, | |
4dc69be2 | 545 | |
b22dab88 VK |
546 | { "VIB2OUT", NULL, "Vibra2 Playback"}, |
547 | { "Vibra2 Playback", NULL, "Vibra2 DAC"}, | |
4dc69be2 VK |
548 | |
549 | /* lineout */ | |
b22dab88 VK |
550 | { "LINEOUTL", NULL, "Lineout Left Playback"}, |
551 | { "LINEOUTR", NULL, "Lineout Right Playback"}, | |
552 | { "Lineout Left Playback", NULL, "Headset Left Filter"}, | |
553 | { "Lineout Left Playback", NULL, "Speaker Left Filter"}, | |
554 | { "Lineout Left Playback", NULL, "Vibra1 DAC"}, | |
555 | { "Lineout Right Playback", NULL, "Headset Right Filter"}, | |
556 | { "Lineout Right Playback", NULL, "Speaker Right Filter"}, | |
557 | { "Lineout Right Playback", NULL, "Vibra2 DAC"}, | |
fd94eeef HP |
558 | |
559 | /* Headset (AMIC1) mic */ | |
560 | { "AMIC1Bias", NULL, "AMIC1"}, | |
561 | { "MIC1 Enable", NULL, "AMIC1Bias"}, | |
562 | { "Mic_InputL Capture Route", "AMIC", "MIC1 Enable"}, | |
563 | ||
564 | /* AMIC2 */ | |
565 | { "AMIC2Bias", NULL, "AMIC2"}, | |
566 | { "MIC2 Enable", NULL, "AMIC2Bias"}, | |
567 | { "Mic_InputR Capture Route", "AMIC", "MIC2 Enable"}, | |
568 | ||
569 | ||
570 | /* Linein */ | |
571 | { "LineIn Enable Left", NULL, "LINEINL"}, | |
572 | { "LineIn Enable Right", NULL, "LINEINR"}, | |
573 | { "Mic_InputL Capture Route", "LineIn", "LineIn Enable Left"}, | |
574 | { "Mic_InputR Capture Route", "LineIn", "LineIn Enable Right"}, | |
575 | ||
576 | /* ADC connection */ | |
577 | { "ADC Left", NULL, "Mic_InputL Capture Route"}, | |
578 | { "ADC Right", NULL, "Mic_InputR Capture Route"}, | |
579 | ||
580 | /*DMIC connections */ | |
581 | { "DMIC1", NULL, "DMIC12supply"}, | |
582 | { "DMIC2", NULL, "DMIC12supply"}, | |
583 | { "DMIC3", NULL, "DMIC34supply"}, | |
584 | { "DMIC4", NULL, "DMIC34supply"}, | |
585 | { "DMIC5", NULL, "DMIC56supply"}, | |
586 | { "DMIC6", NULL, "DMIC56supply"}, | |
587 | ||
588 | { "DMIC12Bias", NULL, "DMIC1"}, | |
589 | { "DMIC12Bias", NULL, "DMIC2"}, | |
590 | { "DMIC34Bias", NULL, "DMIC3"}, | |
591 | { "DMIC34Bias", NULL, "DMIC4"}, | |
592 | { "DMIC56Bias", NULL, "DMIC5"}, | |
593 | { "DMIC56Bias", NULL, "DMIC6"}, | |
594 | ||
595 | /*TX path inputs*/ | |
596 | { "Txpath1 Capture Route", "ADC Left", "ADC Left"}, | |
597 | { "Txpath2 Capture Route", "ADC Left", "ADC Left"}, | |
598 | { "Txpath3 Capture Route", "ADC Left", "ADC Left"}, | |
599 | { "Txpath4 Capture Route", "ADC Left", "ADC Left"}, | |
600 | { "Txpath1 Capture Route", "ADC Right", "ADC Right"}, | |
601 | { "Txpath2 Capture Route", "ADC Right", "ADC Right"}, | |
602 | { "Txpath3 Capture Route", "ADC Right", "ADC Right"}, | |
603 | { "Txpath4 Capture Route", "ADC Right", "ADC Right"}, | |
a62ffc92 VK |
604 | { "Txpath1 Capture Route", "DMIC1", "DMIC1"}, |
605 | { "Txpath2 Capture Route", "DMIC1", "DMIC1"}, | |
606 | { "Txpath3 Capture Route", "DMIC1", "DMIC1"}, | |
607 | { "Txpath4 Capture Route", "DMIC1", "DMIC1"}, | |
608 | { "Txpath1 Capture Route", "DMIC2", "DMIC2"}, | |
609 | { "Txpath2 Capture Route", "DMIC2", "DMIC2"}, | |
610 | { "Txpath3 Capture Route", "DMIC2", "DMIC2"}, | |
611 | { "Txpath4 Capture Route", "DMIC2", "DMIC2"}, | |
612 | { "Txpath1 Capture Route", "DMIC3", "DMIC3"}, | |
613 | { "Txpath2 Capture Route", "DMIC3", "DMIC3"}, | |
614 | { "Txpath3 Capture Route", "DMIC3", "DMIC3"}, | |
615 | { "Txpath4 Capture Route", "DMIC3", "DMIC3"}, | |
616 | { "Txpath1 Capture Route", "DMIC4", "DMIC4"}, | |
617 | { "Txpath2 Capture Route", "DMIC4", "DMIC4"}, | |
618 | { "Txpath3 Capture Route", "DMIC4", "DMIC4"}, | |
619 | { "Txpath4 Capture Route", "DMIC4", "DMIC4"}, | |
620 | { "Txpath1 Capture Route", "DMIC5", "DMIC5"}, | |
621 | { "Txpath2 Capture Route", "DMIC5", "DMIC5"}, | |
622 | { "Txpath3 Capture Route", "DMIC5", "DMIC5"}, | |
623 | { "Txpath4 Capture Route", "DMIC5", "DMIC5"}, | |
624 | { "Txpath1 Capture Route", "DMIC6", "DMIC6"}, | |
625 | { "Txpath2 Capture Route", "DMIC6", "DMIC6"}, | |
626 | { "Txpath3 Capture Route", "DMIC6", "DMIC6"}, | |
627 | { "Txpath4 Capture Route", "DMIC6", "DMIC6"}, | |
fd94eeef HP |
628 | |
629 | /* tx path */ | |
630 | { "TX1 Enable", NULL, "Txpath1 Capture Route"}, | |
631 | { "TX2 Enable", NULL, "Txpath2 Capture Route"}, | |
632 | { "TX3 Enable", NULL, "Txpath3 Capture Route"}, | |
633 | { "TX4 Enable", NULL, "Txpath4 Capture Route"}, | |
634 | { "PCM_Out", NULL, "TX1 Enable"}, | |
635 | { "PCM_Out", NULL, "TX2 Enable"}, | |
636 | { "PCM_Out", NULL, "TX3 Enable"}, | |
637 | { "PCM_Out", NULL, "TX4 Enable"}, | |
638 | ||
4dc69be2 VK |
639 | }; |
640 | ||
641 | /* speaker and headset mutes, for audio pops and clicks */ | |
642 | static int sn95031_pcm_hs_mute(struct snd_soc_dai *dai, int mute) | |
643 | { | |
644 | snd_soc_update_bits(dai->codec, | |
645 | SN95031_HSLVOLCTRL, BIT(7), (!mute << 7)); | |
646 | snd_soc_update_bits(dai->codec, | |
647 | SN95031_HSRVOLCTRL, BIT(7), (!mute << 7)); | |
648 | return 0; | |
649 | } | |
650 | ||
651 | static int sn95031_pcm_spkr_mute(struct snd_soc_dai *dai, int mute) | |
652 | { | |
653 | snd_soc_update_bits(dai->codec, | |
654 | SN95031_IHFLVOLCTRL, BIT(7), (!mute << 7)); | |
655 | snd_soc_update_bits(dai->codec, | |
656 | SN95031_IHFRVOLCTRL, BIT(7), (!mute << 7)); | |
657 | return 0; | |
658 | } | |
659 | ||
5d42940c | 660 | static int sn95031_pcm_hw_params(struct snd_pcm_substream *substream, |
4dc69be2 VK |
661 | struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) |
662 | { | |
663 | unsigned int format, rate; | |
664 | ||
665 | switch (params_format(params)) { | |
666 | case SNDRV_PCM_FORMAT_S16_LE: | |
667 | format = BIT(4)|BIT(5); | |
668 | break; | |
669 | ||
670 | case SNDRV_PCM_FORMAT_S24_LE: | |
671 | format = 0; | |
672 | break; | |
673 | default: | |
674 | return -EINVAL; | |
675 | } | |
676 | snd_soc_update_bits(dai->codec, SN95031_PCM2C2, | |
677 | BIT(4)|BIT(5), format); | |
678 | ||
679 | switch (params_rate(params)) { | |
680 | case 48000: | |
681 | pr_debug("RATE_48000\n"); | |
682 | rate = 0; | |
683 | break; | |
684 | ||
685 | case 44100: | |
686 | pr_debug("RATE_44100\n"); | |
687 | rate = BIT(7); | |
688 | break; | |
689 | ||
690 | default: | |
691 | pr_err("ERR rate %d\n", params_rate(params)); | |
692 | return -EINVAL; | |
693 | } | |
694 | snd_soc_update_bits(dai->codec, SN95031_PCM1C1, BIT(7), rate); | |
695 | ||
696 | return 0; | |
697 | } | |
698 | ||
699 | /* Codec DAI section */ | |
700 | static struct snd_soc_dai_ops sn95031_headset_dai_ops = { | |
701 | .digital_mute = sn95031_pcm_hs_mute, | |
702 | .hw_params = sn95031_pcm_hw_params, | |
703 | }; | |
704 | ||
705 | static struct snd_soc_dai_ops sn95031_speaker_dai_ops = { | |
706 | .digital_mute = sn95031_pcm_spkr_mute, | |
707 | .hw_params = sn95031_pcm_hw_params, | |
708 | }; | |
709 | ||
710 | static struct snd_soc_dai_ops sn95031_vib1_dai_ops = { | |
711 | .hw_params = sn95031_pcm_hw_params, | |
712 | }; | |
713 | ||
714 | static struct snd_soc_dai_ops sn95031_vib2_dai_ops = { | |
715 | .hw_params = sn95031_pcm_hw_params, | |
716 | }; | |
717 | ||
a436089b | 718 | static struct snd_soc_dai_driver sn95031_dais[] = { |
4dc69be2 VK |
719 | { |
720 | .name = "SN95031 Headset", | |
721 | .playback = { | |
722 | .stream_name = "Headset", | |
723 | .channels_min = 2, | |
724 | .channels_max = 2, | |
725 | .rates = SN95031_RATES, | |
726 | .formats = SN95031_FORMATS, | |
727 | }, | |
fd94eeef HP |
728 | .capture = { |
729 | .stream_name = "Capture", | |
730 | .channels_min = 1, | |
731 | .channels_max = 5, | |
732 | .rates = SN95031_RATES, | |
733 | .formats = SN95031_FORMATS, | |
734 | }, | |
4dc69be2 VK |
735 | .ops = &sn95031_headset_dai_ops, |
736 | }, | |
737 | { .name = "SN95031 Speaker", | |
738 | .playback = { | |
739 | .stream_name = "Speaker", | |
740 | .channels_min = 2, | |
741 | .channels_max = 2, | |
742 | .rates = SN95031_RATES, | |
743 | .formats = SN95031_FORMATS, | |
744 | }, | |
745 | .ops = &sn95031_speaker_dai_ops, | |
746 | }, | |
747 | { .name = "SN95031 Vibra1", | |
748 | .playback = { | |
749 | .stream_name = "Vibra1", | |
750 | .channels_min = 1, | |
751 | .channels_max = 1, | |
752 | .rates = SN95031_RATES, | |
753 | .formats = SN95031_FORMATS, | |
754 | }, | |
755 | .ops = &sn95031_vib1_dai_ops, | |
756 | }, | |
757 | { .name = "SN95031 Vibra2", | |
758 | .playback = { | |
759 | .stream_name = "Vibra2", | |
760 | .channels_min = 1, | |
761 | .channels_max = 1, | |
762 | .rates = SN95031_RATES, | |
763 | .formats = SN95031_FORMATS, | |
764 | }, | |
765 | .ops = &sn95031_vib2_dai_ops, | |
766 | }, | |
767 | }; | |
768 | ||
1e2f5932 VK |
769 | static inline void sn95031_disable_jack_btn(struct snd_soc_codec *codec) |
770 | { | |
771 | snd_soc_write(codec, SN95031_BTNCTRL2, 0x00); | |
772 | } | |
773 | ||
774 | static inline void sn95031_enable_jack_btn(struct snd_soc_codec *codec) | |
775 | { | |
776 | snd_soc_write(codec, SN95031_BTNCTRL1, 0x77); | |
777 | snd_soc_write(codec, SN95031_BTNCTRL2, 0x01); | |
778 | } | |
779 | ||
780 | static int sn95031_get_headset_state(struct snd_soc_jack *mfld_jack) | |
781 | { | |
36633237 VK |
782 | int micbias = sn95031_get_mic_bias(mfld_jack->codec); |
783 | ||
7ae74340 | 784 | int jack_type = snd_soc_jack_get_type(mfld_jack, micbias); |
1e2f5932 VK |
785 | |
786 | pr_debug("jack type detected = %d\n", jack_type); | |
787 | if (jack_type == SND_JACK_HEADSET) | |
788 | sn95031_enable_jack_btn(mfld_jack->codec); | |
789 | return jack_type; | |
790 | } | |
791 | ||
792 | void sn95031_jack_detection(struct mfld_jack_data *jack_data) | |
793 | { | |
794 | unsigned int status; | |
795 | unsigned int mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_HEADSET; | |
796 | ||
797 | pr_debug("interrupt id read in sram = 0x%x\n", jack_data->intr_id); | |
798 | if (jack_data->intr_id & 0x1) { | |
799 | pr_debug("short_push detected\n"); | |
800 | status = SND_JACK_HEADSET | SND_JACK_BTN_0; | |
801 | } else if (jack_data->intr_id & 0x2) { | |
802 | pr_debug("long_push detected\n"); | |
803 | status = SND_JACK_HEADSET | SND_JACK_BTN_1; | |
804 | } else if (jack_data->intr_id & 0x4) { | |
805 | pr_debug("headset or headphones inserted\n"); | |
806 | status = sn95031_get_headset_state(jack_data->mfld_jack); | |
807 | } else if (jack_data->intr_id & 0x8) { | |
808 | pr_debug("headset or headphones removed\n"); | |
809 | status = 0; | |
810 | sn95031_disable_jack_btn(jack_data->mfld_jack->codec); | |
811 | } else { | |
812 | pr_err("unidentified interrupt\n"); | |
813 | return; | |
814 | } | |
815 | ||
816 | snd_soc_jack_report(jack_data->mfld_jack, status, mask); | |
817 | /*button pressed and released so we send explicit button release */ | |
818 | if ((status & SND_JACK_BTN_0) | (status & SND_JACK_BTN_1)) | |
819 | snd_soc_jack_report(jack_data->mfld_jack, | |
820 | SND_JACK_HEADSET, mask); | |
821 | } | |
822 | EXPORT_SYMBOL_GPL(sn95031_jack_detection); | |
823 | ||
4dc69be2 VK |
824 | /* codec registration */ |
825 | static int sn95031_codec_probe(struct snd_soc_codec *codec) | |
826 | { | |
4dc69be2 VK |
827 | pr_debug("codec_probe called\n"); |
828 | ||
4dc69be2 VK |
829 | codec->dapm.idle_bias_off = 1; |
830 | ||
831 | /* PCM interface config | |
832 | * This sets the pcm rx slot conguration to max 6 slots | |
833 | * for max 4 dais (2 stereo and 2 mono) | |
834 | */ | |
835 | snd_soc_write(codec, SN95031_PCM2RXSLOT01, 0x10); | |
836 | snd_soc_write(codec, SN95031_PCM2RXSLOT23, 0x32); | |
837 | snd_soc_write(codec, SN95031_PCM2RXSLOT45, 0x54); | |
fd94eeef HP |
838 | snd_soc_write(codec, SN95031_PCM2TXSLOT01, 0x10); |
839 | snd_soc_write(codec, SN95031_PCM2TXSLOT23, 0x32); | |
4dc69be2 VK |
840 | /* pcm port setting |
841 | * This sets the pcm port to slave and clock at 19.2Mhz which | |
842 | * can support 6slots, sampling rate set per stream in hw-params | |
843 | */ | |
844 | snd_soc_write(codec, SN95031_PCM1C1, 0x00); | |
845 | snd_soc_write(codec, SN95031_PCM2C1, 0x01); | |
846 | snd_soc_write(codec, SN95031_PCM2C2, 0x0A); | |
847 | snd_soc_write(codec, SN95031_HSMIXER, BIT(0)|BIT(4)); | |
848 | /* vendor vibra workround, the vibras are muted by | |
849 | * custom register so unmute them | |
850 | */ | |
851 | snd_soc_write(codec, SN95031_SSR5, 0x80); | |
852 | snd_soc_write(codec, SN95031_SSR6, 0x80); | |
853 | snd_soc_write(codec, SN95031_VIB1C5, 0x00); | |
854 | snd_soc_write(codec, SN95031_VIB2C5, 0x00); | |
855 | /* configure vibras for pcm port */ | |
856 | snd_soc_write(codec, SN95031_VIB1C3, 0x00); | |
857 | snd_soc_write(codec, SN95031_VIB2C3, 0x00); | |
858 | ||
859 | /* soft mute ramp time */ | |
860 | snd_soc_write(codec, SN95031_SOFTMUTE, 0x3); | |
861 | /* fix the initial volume at 1dB, | |
862 | * default in +9dB, | |
863 | * 1dB give optimal swing on DAC, amps | |
864 | */ | |
865 | snd_soc_write(codec, SN95031_HSLVOLCTRL, 0x08); | |
866 | snd_soc_write(codec, SN95031_HSRVOLCTRL, 0x08); | |
867 | snd_soc_write(codec, SN95031_IHFLVOLCTRL, 0x08); | |
868 | snd_soc_write(codec, SN95031_IHFRVOLCTRL, 0x08); | |
869 | /* dac mode and lineout workaround */ | |
870 | snd_soc_write(codec, SN95031_SSR2, 0x10); | |
871 | snd_soc_write(codec, SN95031_SSR3, 0x40); | |
872 | ||
fd94eeef HP |
873 | snd_soc_add_controls(codec, sn95031_snd_controls, |
874 | ARRAY_SIZE(sn95031_snd_controls)); | |
875 | ||
e27808df | 876 | return 0; |
4dc69be2 VK |
877 | } |
878 | ||
879 | static int sn95031_codec_remove(struct snd_soc_codec *codec) | |
880 | { | |
881 | pr_debug("codec_remove called\n"); | |
882 | sn95031_set_vaud_bias(codec, SND_SOC_BIAS_OFF); | |
883 | ||
884 | return 0; | |
885 | } | |
886 | ||
887 | struct snd_soc_codec_driver sn95031_codec = { | |
b22dab88 VK |
888 | .probe = sn95031_codec_probe, |
889 | .remove = sn95031_codec_remove, | |
4dc69be2 VK |
890 | .read = sn95031_read, |
891 | .write = sn95031_write, | |
892 | .set_bias_level = sn95031_set_vaud_bias, | |
e27808df LG |
893 | .dapm_widgets = sn95031_dapm_widgets, |
894 | .num_dapm_widgets = ARRAY_SIZE(sn95031_dapm_widgets), | |
895 | .dapm_routes = sn95031_audio_map, | |
896 | .num_dapm_routes = ARRAY_SIZE(sn95031_audio_map), | |
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897 | }; |
898 | ||
899 | static int __devinit sn95031_device_probe(struct platform_device *pdev) | |
900 | { | |
901 | pr_debug("codec device probe called for %s\n", dev_name(&pdev->dev)); | |
902 | return snd_soc_register_codec(&pdev->dev, &sn95031_codec, | |
903 | sn95031_dais, ARRAY_SIZE(sn95031_dais)); | |
904 | } | |
905 | ||
906 | static int __devexit sn95031_device_remove(struct platform_device *pdev) | |
907 | { | |
908 | pr_debug("codec device remove called\n"); | |
909 | snd_soc_unregister_codec(&pdev->dev); | |
910 | return 0; | |
911 | } | |
912 | ||
913 | static struct platform_driver sn95031_codec_driver = { | |
914 | .driver = { | |
915 | .name = "sn95031", | |
916 | .owner = THIS_MODULE, | |
917 | }, | |
918 | .probe = sn95031_device_probe, | |
90db8ece | 919 | .remove = __devexit_p(sn95031_device_remove), |
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920 | }; |
921 | ||
922 | static int __init sn95031_init(void) | |
923 | { | |
924 | pr_debug("driver init called\n"); | |
925 | return platform_driver_register(&sn95031_codec_driver); | |
926 | } | |
927 | module_init(sn95031_init); | |
928 | ||
929 | static void __exit sn95031_exit(void) | |
930 | { | |
931 | pr_debug("driver exit called\n"); | |
932 | platform_driver_unregister(&sn95031_codec_driver); | |
933 | } | |
934 | module_exit(sn95031_exit); | |
935 | ||
b22dab88 | 936 | MODULE_DESCRIPTION("ASoC TI SN95031 codec driver"); |
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937 | MODULE_AUTHOR("Vinod Koul <vinod.koul@intel.com>"); |
938 | MODULE_AUTHOR("Harsha Priya <priya.harsha@intel.com>"); | |
939 | MODULE_LICENSE("GPL v2"); | |
940 | MODULE_ALIAS("platform:sn95031"); |