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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> |
da155d5b | 31 | #include <linux/module.h> |
438008af | 32 | |
4dc69be2 VK |
33 | #include <asm/intel_scu_ipc.h> |
34 | #include <sound/pcm.h> | |
35 | #include <sound/pcm_params.h> | |
36 | #include <sound/soc.h> | |
37 | #include <sound/soc-dapm.h> | |
38 | #include <sound/initval.h> | |
fd94eeef | 39 | #include <sound/tlv.h> |
1e2f5932 | 40 | #include <sound/jack.h> |
4dc69be2 VK |
41 | #include "sn95031.h" |
42 | ||
43 | #define SN95031_RATES (SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100) | |
44 | #define SN95031_FORMATS (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE) | |
45 | ||
36633237 VK |
46 | /* adc helper functions */ |
47 | ||
48 | /* enables mic bias voltage */ | |
49 | static void sn95031_enable_mic_bias(struct snd_soc_codec *codec) | |
50 | { | |
51 | snd_soc_write(codec, SN95031_VAUD, BIT(2)|BIT(1)|BIT(0)); | |
52 | snd_soc_update_bits(codec, SN95031_MICBIAS, BIT(2), BIT(2)); | |
53 | } | |
54 | ||
55 | /* Enable/Disable the ADC depending on the argument */ | |
56 | static void configure_adc(struct snd_soc_codec *sn95031_codec, int val) | |
57 | { | |
58 | int value = snd_soc_read(sn95031_codec, SN95031_ADC1CNTL1); | |
59 | ||
60 | if (val) { | |
61 | /* Enable and start the ADC */ | |
62 | value |= (SN95031_ADC_ENBL | SN95031_ADC_START); | |
63 | value &= (~SN95031_ADC_NO_LOOP); | |
64 | } else { | |
65 | /* Just stop the ADC */ | |
66 | value &= (~SN95031_ADC_START); | |
67 | } | |
68 | snd_soc_write(sn95031_codec, SN95031_ADC1CNTL1, value); | |
69 | } | |
70 | ||
4dc69be2 | 71 | /* |
36633237 VK |
72 | * finds an empty channel for conversion |
73 | * If the ADC is not enabled then start using 0th channel | |
74 | * itself. Otherwise find an empty channel by looking for a | |
75 | * channel in which the stopbit is set to 1. returns the index | |
76 | * of the first free channel if succeeds or an error code. | |
77 | * | |
78 | * Context: can sleep | |
79 | * | |
4dc69be2 | 80 | */ |
36633237 VK |
81 | static int find_free_channel(struct snd_soc_codec *sn95031_codec) |
82 | { | |
7b4615ba | 83 | int i, value; |
36633237 VK |
84 | |
85 | /* check whether ADC is enabled */ | |
86 | value = snd_soc_read(sn95031_codec, SN95031_ADC1CNTL1); | |
87 | ||
88 | if ((value & SN95031_ADC_ENBL) == 0) | |
89 | return 0; | |
90 | ||
91 | /* ADC is already enabled; Looking for an empty channel */ | |
92 | for (i = 0; i < SN95031_ADC_CHANLS_MAX; i++) { | |
93 | value = snd_soc_read(sn95031_codec, | |
94 | SN95031_ADC_CHNL_START_ADDR + i); | |
7b4615ba | 95 | if (value & SN95031_STOPBIT_MASK) |
36633237 | 96 | break; |
36633237 | 97 | } |
7b4615ba | 98 | return (i == SN95031_ADC_CHANLS_MAX) ? (-EINVAL) : i; |
36633237 VK |
99 | } |
100 | ||
101 | /* Initialize the ADC for reading micbias values. Can sleep. */ | |
102 | static int sn95031_initialize_adc(struct snd_soc_codec *sn95031_codec) | |
103 | { | |
104 | int base_addr, chnl_addr; | |
105 | int value; | |
f34dafb2 | 106 | int channel_index; |
36633237 VK |
107 | |
108 | /* Index of the first channel in which the stop bit is set */ | |
109 | channel_index = find_free_channel(sn95031_codec); | |
110 | if (channel_index < 0) { | |
111 | pr_err("No free ADC channels"); | |
112 | return channel_index; | |
113 | } | |
114 | ||
115 | base_addr = SN95031_ADC_CHNL_START_ADDR + channel_index; | |
116 | ||
117 | if (!(channel_index == 0 || channel_index == SN95031_ADC_LOOP_MAX)) { | |
118 | /* Reset stop bit for channels other than 0 and 12 */ | |
119 | value = snd_soc_read(sn95031_codec, base_addr); | |
120 | /* Set the stop bit to zero */ | |
121 | snd_soc_write(sn95031_codec, base_addr, value & 0xEF); | |
122 | /* Index of the first free channel */ | |
123 | base_addr++; | |
124 | channel_index++; | |
125 | } | |
126 | ||
127 | /* Since this is the last channel, set the stop bit | |
128 | to 1 by ORing the DIE_SENSOR_CODE with 0x10 */ | |
129 | snd_soc_write(sn95031_codec, base_addr, | |
130 | SN95031_AUDIO_DETECT_CODE | 0x10); | |
131 | ||
132 | chnl_addr = SN95031_ADC_DATA_START_ADDR + 2 * channel_index; | |
133 | pr_debug("mid_initialize : %x", chnl_addr); | |
134 | configure_adc(sn95031_codec, 1); | |
135 | return chnl_addr; | |
136 | } | |
137 | ||
138 | ||
139 | /* reads the ADC registers and gets the mic bias value in mV. */ | |
140 | static unsigned int sn95031_get_mic_bias(struct snd_soc_codec *codec) | |
141 | { | |
142 | u16 adc_adr = sn95031_initialize_adc(codec); | |
143 | u16 adc_val1, adc_val2; | |
144 | unsigned int mic_bias; | |
145 | ||
146 | sn95031_enable_mic_bias(codec); | |
147 | ||
148 | /* Enable the sound card for conversion before reading */ | |
149 | snd_soc_write(codec, SN95031_ADC1CNTL3, 0x05); | |
150 | /* Re-toggle the RRDATARD bit */ | |
151 | snd_soc_write(codec, SN95031_ADC1CNTL3, 0x04); | |
152 | ||
153 | /* Read the higher bits of data */ | |
154 | msleep(1000); | |
155 | adc_val1 = snd_soc_read(codec, adc_adr); | |
156 | adc_adr++; | |
157 | adc_val2 = snd_soc_read(codec, adc_adr); | |
158 | ||
159 | /* Adding lower two bits to the higher bits */ | |
160 | mic_bias = (adc_val1 << 2) + (adc_val2 & 3); | |
161 | mic_bias = (mic_bias * SN95031_ADC_ONE_LSB_MULTIPLIER) / 1000; | |
162 | pr_debug("mic bias = %dmV\n", mic_bias); | |
163 | return mic_bias; | |
164 | } | |
36633237 | 165 | /*end - adc helper functions */ |
4dc69be2 VK |
166 | |
167 | static inline unsigned int sn95031_read(struct snd_soc_codec *codec, | |
168 | unsigned int reg) | |
169 | { | |
170 | u8 value = 0; | |
171 | int ret; | |
172 | ||
173 | ret = intel_scu_ipc_ioread8(reg, &value); | |
174 | if (ret) | |
175 | pr_err("read of %x failed, err %d\n", reg, ret); | |
176 | return value; | |
177 | ||
178 | } | |
179 | ||
180 | static inline int sn95031_write(struct snd_soc_codec *codec, | |
181 | unsigned int reg, unsigned int value) | |
182 | { | |
183 | int ret; | |
184 | ||
185 | ret = intel_scu_ipc_iowrite8(reg, value); | |
186 | if (ret) | |
187 | pr_err("write of %x failed, err %d\n", reg, ret); | |
188 | return ret; | |
189 | } | |
190 | ||
191 | static int sn95031_set_vaud_bias(struct snd_soc_codec *codec, | |
192 | enum snd_soc_bias_level level) | |
193 | { | |
194 | switch (level) { | |
195 | case SND_SOC_BIAS_ON: | |
196 | break; | |
197 | ||
198 | case SND_SOC_BIAS_PREPARE: | |
199 | if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) { | |
200 | pr_debug("vaud_bias powering up pll\n"); | |
201 | /* power up the pll */ | |
202 | snd_soc_write(codec, SN95031_AUDPLLCTRL, BIT(5)); | |
203 | /* enable pcm 2 */ | |
204 | snd_soc_update_bits(codec, SN95031_PCM2C2, | |
205 | BIT(0), BIT(0)); | |
206 | } | |
207 | break; | |
208 | ||
209 | case SND_SOC_BIAS_STANDBY: | |
210 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { | |
211 | pr_debug("vaud_bias power up rail\n"); | |
212 | /* power up the rail */ | |
213 | snd_soc_write(codec, SN95031_VAUD, | |
214 | BIT(2)|BIT(1)|BIT(0)); | |
215 | msleep(1); | |
216 | } else if (codec->dapm.bias_level == SND_SOC_BIAS_PREPARE) { | |
217 | /* turn off pcm */ | |
218 | pr_debug("vaud_bias power dn pcm\n"); | |
219 | snd_soc_update_bits(codec, SN95031_PCM2C2, BIT(0), 0); | |
220 | snd_soc_write(codec, SN95031_AUDPLLCTRL, 0); | |
221 | } | |
222 | break; | |
223 | ||
224 | ||
225 | case SND_SOC_BIAS_OFF: | |
226 | pr_debug("vaud_bias _OFF doing rail shutdown\n"); | |
227 | snd_soc_write(codec, SN95031_VAUD, BIT(3)); | |
228 | break; | |
229 | } | |
230 | ||
231 | codec->dapm.bias_level = level; | |
232 | return 0; | |
233 | } | |
234 | ||
235 | static int sn95031_vhs_event(struct snd_soc_dapm_widget *w, | |
236 | struct snd_kcontrol *kcontrol, int event) | |
237 | { | |
238 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
239 | pr_debug("VHS SND_SOC_DAPM_EVENT_ON doing rail startup now\n"); | |
240 | /* power up the rail */ | |
241 | snd_soc_write(w->codec, SN95031_VHSP, 0x3D); | |
242 | snd_soc_write(w->codec, SN95031_VHSN, 0x3F); | |
243 | msleep(1); | |
244 | } else if (SND_SOC_DAPM_EVENT_OFF(event)) { | |
245 | pr_debug("VHS SND_SOC_DAPM_EVENT_OFF doing rail shutdown\n"); | |
246 | snd_soc_write(w->codec, SN95031_VHSP, 0xC4); | |
247 | snd_soc_write(w->codec, SN95031_VHSN, 0x04); | |
248 | } | |
249 | return 0; | |
250 | } | |
251 | ||
252 | static int sn95031_vihf_event(struct snd_soc_dapm_widget *w, | |
253 | struct snd_kcontrol *kcontrol, int event) | |
254 | { | |
255 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
256 | pr_debug("VIHF SND_SOC_DAPM_EVENT_ON doing rail startup now\n"); | |
257 | /* power up the rail */ | |
258 | snd_soc_write(w->codec, SN95031_VIHF, 0x27); | |
259 | msleep(1); | |
260 | } else if (SND_SOC_DAPM_EVENT_OFF(event)) { | |
261 | pr_debug("VIHF SND_SOC_DAPM_EVENT_OFF doing rail shutdown\n"); | |
262 | snd_soc_write(w->codec, SN95031_VIHF, 0x24); | |
263 | } | |
264 | return 0; | |
265 | } | |
266 | ||
fd94eeef HP |
267 | static int sn95031_dmic12_event(struct snd_soc_dapm_widget *w, |
268 | struct snd_kcontrol *k, int event) | |
269 | { | |
270 | unsigned int ldo = 0, clk_dir = 0, data_dir = 0; | |
271 | ||
272 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
273 | ldo = BIT(5)|BIT(4); | |
274 | clk_dir = BIT(0); | |
275 | data_dir = BIT(7); | |
276 | } | |
277 | /* program DMIC LDO, clock and set clock */ | |
278 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(5)|BIT(4), ldo); | |
279 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(0), clk_dir); | |
280 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(7), data_dir); | |
281 | return 0; | |
282 | } | |
283 | ||
284 | static int sn95031_dmic34_event(struct snd_soc_dapm_widget *w, | |
285 | struct snd_kcontrol *k, int event) | |
286 | { | |
287 | unsigned int ldo = 0, clk_dir = 0, data_dir = 0; | |
288 | ||
289 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
290 | ldo = BIT(5)|BIT(4); | |
291 | clk_dir = BIT(2); | |
292 | data_dir = BIT(1); | |
293 | } | |
294 | /* program DMIC LDO, clock and set clock */ | |
295 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(5)|BIT(4), ldo); | |
296 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(2), clk_dir); | |
297 | snd_soc_update_bits(w->codec, SN95031_DMICBUF45, BIT(1), data_dir); | |
298 | return 0; | |
299 | } | |
300 | ||
301 | static int sn95031_dmic56_event(struct snd_soc_dapm_widget *w, | |
302 | struct snd_kcontrol *k, int event) | |
303 | { | |
304 | unsigned int ldo = 0; | |
305 | ||
306 | if (SND_SOC_DAPM_EVENT_ON(event)) | |
307 | ldo = BIT(7)|BIT(6); | |
308 | ||
309 | /* program DMIC LDO */ | |
310 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(7)|BIT(6), ldo); | |
311 | return 0; | |
312 | } | |
313 | ||
314 | /* mux controls */ | |
315 | static const char *sn95031_mic_texts[] = { "AMIC", "LineIn" }; | |
316 | ||
317 | static const struct soc_enum sn95031_micl_enum = | |
318 | SOC_ENUM_SINGLE(SN95031_ADCCONFIG, 1, 2, sn95031_mic_texts); | |
319 | ||
320 | static const struct snd_kcontrol_new sn95031_micl_mux_control = | |
321 | SOC_DAPM_ENUM("Route", sn95031_micl_enum); | |
322 | ||
323 | static const struct soc_enum sn95031_micr_enum = | |
324 | SOC_ENUM_SINGLE(SN95031_ADCCONFIG, 3, 2, sn95031_mic_texts); | |
325 | ||
326 | static const struct snd_kcontrol_new sn95031_micr_mux_control = | |
327 | SOC_DAPM_ENUM("Route", sn95031_micr_enum); | |
328 | ||
329 | static const char *sn95031_input_texts[] = { "DMIC1", "DMIC2", "DMIC3", | |
330 | "DMIC4", "DMIC5", "DMIC6", | |
331 | "ADC Left", "ADC Right" }; | |
332 | ||
333 | static const struct soc_enum sn95031_input1_enum = | |
334 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX12, 0, 8, sn95031_input_texts); | |
335 | ||
336 | static const struct snd_kcontrol_new sn95031_input1_mux_control = | |
337 | SOC_DAPM_ENUM("Route", sn95031_input1_enum); | |
338 | ||
339 | static const struct soc_enum sn95031_input2_enum = | |
340 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX12, 4, 8, sn95031_input_texts); | |
341 | ||
342 | static const struct snd_kcontrol_new sn95031_input2_mux_control = | |
343 | SOC_DAPM_ENUM("Route", sn95031_input2_enum); | |
344 | ||
345 | static const struct soc_enum sn95031_input3_enum = | |
346 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX34, 0, 8, sn95031_input_texts); | |
347 | ||
348 | static const struct snd_kcontrol_new sn95031_input3_mux_control = | |
349 | SOC_DAPM_ENUM("Route", sn95031_input3_enum); | |
350 | ||
351 | static const struct soc_enum sn95031_input4_enum = | |
352 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX34, 4, 8, sn95031_input_texts); | |
353 | ||
354 | static const struct snd_kcontrol_new sn95031_input4_mux_control = | |
355 | SOC_DAPM_ENUM("Route", sn95031_input4_enum); | |
356 | ||
357 | /* capture path controls */ | |
358 | ||
359 | static const char *sn95031_micmode_text[] = {"Single Ended", "Differential"}; | |
360 | ||
361 | /* 0dB to 30dB in 10dB steps */ | |
65e9625e | 362 | static const DECLARE_TLV_DB_SCALE(mic_tlv, 0, 10, 0); |
fd94eeef HP |
363 | |
364 | static const struct soc_enum sn95031_micmode1_enum = | |
365 | SOC_ENUM_SINGLE(SN95031_MICAMP1, 1, 2, sn95031_micmode_text); | |
366 | static const struct soc_enum sn95031_micmode2_enum = | |
367 | SOC_ENUM_SINGLE(SN95031_MICAMP2, 1, 2, sn95031_micmode_text); | |
368 | ||
369 | static const char *sn95031_dmic_cfg_text[] = {"GPO", "DMIC"}; | |
370 | ||
371 | static const struct soc_enum sn95031_dmic12_cfg_enum = | |
372 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 0, 2, sn95031_dmic_cfg_text); | |
373 | static const struct soc_enum sn95031_dmic34_cfg_enum = | |
374 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 1, 2, sn95031_dmic_cfg_text); | |
375 | static const struct soc_enum sn95031_dmic56_cfg_enum = | |
376 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 2, 2, sn95031_dmic_cfg_text); | |
377 | ||
378 | static const struct snd_kcontrol_new sn95031_snd_controls[] = { | |
379 | SOC_ENUM("Mic1Mode Capture Route", sn95031_micmode1_enum), | |
380 | SOC_ENUM("Mic2Mode Capture Route", sn95031_micmode2_enum), | |
381 | SOC_ENUM("DMIC12 Capture Route", sn95031_dmic12_cfg_enum), | |
382 | SOC_ENUM("DMIC34 Capture Route", sn95031_dmic34_cfg_enum), | |
383 | SOC_ENUM("DMIC56 Capture Route", sn95031_dmic56_cfg_enum), | |
384 | SOC_SINGLE_TLV("Mic1 Capture Volume", SN95031_MICAMP1, | |
385 | 2, 4, 0, mic_tlv), | |
386 | SOC_SINGLE_TLV("Mic2 Capture Volume", SN95031_MICAMP2, | |
387 | 2, 4, 0, mic_tlv), | |
388 | }; | |
389 | ||
4dc69be2 VK |
390 | /* DAPM widgets */ |
391 | static const struct snd_soc_dapm_widget sn95031_dapm_widgets[] = { | |
392 | ||
393 | /* all end points mic, hs etc */ | |
394 | SND_SOC_DAPM_OUTPUT("HPOUTL"), | |
395 | SND_SOC_DAPM_OUTPUT("HPOUTR"), | |
396 | SND_SOC_DAPM_OUTPUT("EPOUT"), | |
397 | SND_SOC_DAPM_OUTPUT("IHFOUTL"), | |
398 | SND_SOC_DAPM_OUTPUT("IHFOUTR"), | |
399 | SND_SOC_DAPM_OUTPUT("LINEOUTL"), | |
400 | SND_SOC_DAPM_OUTPUT("LINEOUTR"), | |
401 | SND_SOC_DAPM_OUTPUT("VIB1OUT"), | |
402 | SND_SOC_DAPM_OUTPUT("VIB2OUT"), | |
403 | ||
fd94eeef HP |
404 | SND_SOC_DAPM_INPUT("AMIC1"), /* headset mic */ |
405 | SND_SOC_DAPM_INPUT("AMIC2"), | |
406 | SND_SOC_DAPM_INPUT("DMIC1"), | |
407 | SND_SOC_DAPM_INPUT("DMIC2"), | |
408 | SND_SOC_DAPM_INPUT("DMIC3"), | |
409 | SND_SOC_DAPM_INPUT("DMIC4"), | |
410 | SND_SOC_DAPM_INPUT("DMIC5"), | |
411 | SND_SOC_DAPM_INPUT("DMIC6"), | |
412 | SND_SOC_DAPM_INPUT("LINEINL"), | |
413 | SND_SOC_DAPM_INPUT("LINEINR"), | |
414 | ||
415 | SND_SOC_DAPM_MICBIAS("AMIC1Bias", SN95031_MICBIAS, 2, 0), | |
416 | SND_SOC_DAPM_MICBIAS("AMIC2Bias", SN95031_MICBIAS, 3, 0), | |
417 | SND_SOC_DAPM_MICBIAS("DMIC12Bias", SN95031_DMICMUX, 3, 0), | |
418 | SND_SOC_DAPM_MICBIAS("DMIC34Bias", SN95031_DMICMUX, 4, 0), | |
419 | SND_SOC_DAPM_MICBIAS("DMIC56Bias", SN95031_DMICMUX, 5, 0), | |
420 | ||
421 | SND_SOC_DAPM_SUPPLY("DMIC12supply", SN95031_DMICLK, 0, 0, | |
422 | sn95031_dmic12_event, | |
423 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
424 | SND_SOC_DAPM_SUPPLY("DMIC34supply", SN95031_DMICLK, 1, 0, | |
425 | sn95031_dmic34_event, | |
426 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
427 | SND_SOC_DAPM_SUPPLY("DMIC56supply", SN95031_DMICLK, 2, 0, | |
428 | sn95031_dmic56_event, | |
429 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
430 | ||
431 | SND_SOC_DAPM_AIF_OUT("PCM_Out", "Capture", 0, | |
432 | SND_SOC_NOPM, 0, 0), | |
433 | ||
4dc69be2 VK |
434 | SND_SOC_DAPM_SUPPLY("Headset Rail", SND_SOC_NOPM, 0, 0, |
435 | sn95031_vhs_event, | |
436 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
437 | SND_SOC_DAPM_SUPPLY("Speaker Rail", SND_SOC_NOPM, 0, 0, | |
438 | sn95031_vihf_event, | |
439 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
440 | ||
441 | /* playback path driver enables */ | |
442 | SND_SOC_DAPM_PGA("Headset Left Playback", | |
443 | SN95031_DRIVEREN, 0, 0, NULL, 0), | |
444 | SND_SOC_DAPM_PGA("Headset Right Playback", | |
445 | SN95031_DRIVEREN, 1, 0, NULL, 0), | |
446 | SND_SOC_DAPM_PGA("Speaker Left Playback", | |
447 | SN95031_DRIVEREN, 2, 0, NULL, 0), | |
448 | SND_SOC_DAPM_PGA("Speaker Right Playback", | |
449 | SN95031_DRIVEREN, 3, 0, NULL, 0), | |
450 | SND_SOC_DAPM_PGA("Vibra1 Playback", | |
451 | SN95031_DRIVEREN, 4, 0, NULL, 0), | |
452 | SND_SOC_DAPM_PGA("Vibra2 Playback", | |
453 | SN95031_DRIVEREN, 5, 0, NULL, 0), | |
454 | SND_SOC_DAPM_PGA("Earpiece Playback", | |
455 | SN95031_DRIVEREN, 6, 0, NULL, 0), | |
456 | SND_SOC_DAPM_PGA("Lineout Left Playback", | |
457 | SN95031_LOCTL, 0, 0, NULL, 0), | |
458 | SND_SOC_DAPM_PGA("Lineout Right Playback", | |
459 | SN95031_LOCTL, 4, 0, NULL, 0), | |
460 | ||
461 | /* playback path filter enable */ | |
462 | SND_SOC_DAPM_PGA("Headset Left Filter", | |
463 | SN95031_HSEPRXCTRL, 4, 0, NULL, 0), | |
464 | SND_SOC_DAPM_PGA("Headset Right Filter", | |
465 | SN95031_HSEPRXCTRL, 5, 0, NULL, 0), | |
466 | SND_SOC_DAPM_PGA("Speaker Left Filter", | |
467 | SN95031_IHFRXCTRL, 0, 0, NULL, 0), | |
468 | SND_SOC_DAPM_PGA("Speaker Right Filter", | |
469 | SN95031_IHFRXCTRL, 1, 0, NULL, 0), | |
470 | ||
471 | /* DACs */ | |
472 | SND_SOC_DAPM_DAC("HSDAC Left", "Headset", | |
473 | SN95031_DACCONFIG, 0, 0), | |
474 | SND_SOC_DAPM_DAC("HSDAC Right", "Headset", | |
475 | SN95031_DACCONFIG, 1, 0), | |
476 | SND_SOC_DAPM_DAC("IHFDAC Left", "Speaker", | |
477 | SN95031_DACCONFIG, 2, 0), | |
478 | SND_SOC_DAPM_DAC("IHFDAC Right", "Speaker", | |
479 | SN95031_DACCONFIG, 3, 0), | |
480 | SND_SOC_DAPM_DAC("Vibra1 DAC", "Vibra1", | |
481 | SN95031_VIB1C5, 1, 0), | |
482 | SND_SOC_DAPM_DAC("Vibra2 DAC", "Vibra2", | |
483 | SN95031_VIB2C5, 1, 0), | |
fd94eeef HP |
484 | |
485 | /* capture widgets */ | |
486 | SND_SOC_DAPM_PGA("LineIn Enable Left", SN95031_MICAMP1, | |
487 | 7, 0, NULL, 0), | |
488 | SND_SOC_DAPM_PGA("LineIn Enable Right", SN95031_MICAMP2, | |
489 | 7, 0, NULL, 0), | |
490 | ||
491 | SND_SOC_DAPM_PGA("MIC1 Enable", SN95031_MICAMP1, 0, 0, NULL, 0), | |
492 | SND_SOC_DAPM_PGA("MIC2 Enable", SN95031_MICAMP2, 0, 0, NULL, 0), | |
493 | SND_SOC_DAPM_PGA("TX1 Enable", SN95031_AUDIOTXEN, 2, 0, NULL, 0), | |
494 | SND_SOC_DAPM_PGA("TX2 Enable", SN95031_AUDIOTXEN, 3, 0, NULL, 0), | |
495 | SND_SOC_DAPM_PGA("TX3 Enable", SN95031_AUDIOTXEN, 4, 0, NULL, 0), | |
496 | SND_SOC_DAPM_PGA("TX4 Enable", SN95031_AUDIOTXEN, 5, 0, NULL, 0), | |
497 | ||
498 | /* ADC have null stream as they will be turned ON by TX path */ | |
499 | SND_SOC_DAPM_ADC("ADC Left", NULL, | |
500 | SN95031_ADCCONFIG, 0, 0), | |
501 | SND_SOC_DAPM_ADC("ADC Right", NULL, | |
502 | SN95031_ADCCONFIG, 2, 0), | |
503 | ||
504 | SND_SOC_DAPM_MUX("Mic_InputL Capture Route", | |
505 | SND_SOC_NOPM, 0, 0, &sn95031_micl_mux_control), | |
506 | SND_SOC_DAPM_MUX("Mic_InputR Capture Route", | |
507 | SND_SOC_NOPM, 0, 0, &sn95031_micr_mux_control), | |
508 | ||
509 | SND_SOC_DAPM_MUX("Txpath1 Capture Route", | |
510 | SND_SOC_NOPM, 0, 0, &sn95031_input1_mux_control), | |
511 | SND_SOC_DAPM_MUX("Txpath2 Capture Route", | |
512 | SND_SOC_NOPM, 0, 0, &sn95031_input2_mux_control), | |
513 | SND_SOC_DAPM_MUX("Txpath3 Capture Route", | |
514 | SND_SOC_NOPM, 0, 0, &sn95031_input3_mux_control), | |
515 | SND_SOC_DAPM_MUX("Txpath4 Capture Route", | |
516 | SND_SOC_NOPM, 0, 0, &sn95031_input4_mux_control), | |
517 | ||
4dc69be2 VK |
518 | }; |
519 | ||
520 | static const struct snd_soc_dapm_route sn95031_audio_map[] = { | |
521 | /* headset and earpiece map */ | |
1461d063 VK |
522 | { "HPOUTL", NULL, "Headset Rail"}, |
523 | { "HPOUTR", NULL, "Headset Rail"}, | |
4dc69be2 VK |
524 | { "HPOUTL", NULL, "Headset Left Playback" }, |
525 | { "HPOUTR", NULL, "Headset Right Playback" }, | |
526 | { "EPOUT", NULL, "Earpiece Playback" }, | |
527 | { "Headset Left Playback", NULL, "Headset Left Filter"}, | |
528 | { "Headset Right Playback", NULL, "Headset Right Filter"}, | |
529 | { "Earpiece Playback", NULL, "Headset Left Filter"}, | |
530 | { "Headset Left Filter", NULL, "HSDAC Left"}, | |
531 | { "Headset Right Filter", NULL, "HSDAC Right"}, | |
4dc69be2 VK |
532 | |
533 | /* speaker map */ | |
1461d063 VK |
534 | { "IHFOUTL", NULL, "Speaker Rail"}, |
535 | { "IHFOUTR", NULL, "Speaker Rail"}, | |
4dc69be2 VK |
536 | { "IHFOUTL", "NULL", "Speaker Left Playback"}, |
537 | { "IHFOUTR", "NULL", "Speaker Right Playback"}, | |
538 | { "Speaker Left Playback", NULL, "Speaker Left Filter"}, | |
539 | { "Speaker Right Playback", NULL, "Speaker Right Filter"}, | |
540 | { "Speaker Left Filter", NULL, "IHFDAC Left"}, | |
541 | { "Speaker Right Filter", NULL, "IHFDAC Right"}, | |
4dc69be2 VK |
542 | |
543 | /* vibra map */ | |
b22dab88 VK |
544 | { "VIB1OUT", NULL, "Vibra1 Playback"}, |
545 | { "Vibra1 Playback", NULL, "Vibra1 DAC"}, | |
4dc69be2 | 546 | |
b22dab88 VK |
547 | { "VIB2OUT", NULL, "Vibra2 Playback"}, |
548 | { "Vibra2 Playback", NULL, "Vibra2 DAC"}, | |
4dc69be2 VK |
549 | |
550 | /* lineout */ | |
b22dab88 VK |
551 | { "LINEOUTL", NULL, "Lineout Left Playback"}, |
552 | { "LINEOUTR", NULL, "Lineout Right Playback"}, | |
553 | { "Lineout Left Playback", NULL, "Headset Left Filter"}, | |
554 | { "Lineout Left Playback", NULL, "Speaker Left Filter"}, | |
555 | { "Lineout Left Playback", NULL, "Vibra1 DAC"}, | |
556 | { "Lineout Right Playback", NULL, "Headset Right Filter"}, | |
557 | { "Lineout Right Playback", NULL, "Speaker Right Filter"}, | |
558 | { "Lineout Right Playback", NULL, "Vibra2 DAC"}, | |
fd94eeef HP |
559 | |
560 | /* Headset (AMIC1) mic */ | |
561 | { "AMIC1Bias", NULL, "AMIC1"}, | |
562 | { "MIC1 Enable", NULL, "AMIC1Bias"}, | |
563 | { "Mic_InputL Capture Route", "AMIC", "MIC1 Enable"}, | |
564 | ||
565 | /* AMIC2 */ | |
566 | { "AMIC2Bias", NULL, "AMIC2"}, | |
567 | { "MIC2 Enable", NULL, "AMIC2Bias"}, | |
568 | { "Mic_InputR Capture Route", "AMIC", "MIC2 Enable"}, | |
569 | ||
570 | ||
571 | /* Linein */ | |
572 | { "LineIn Enable Left", NULL, "LINEINL"}, | |
573 | { "LineIn Enable Right", NULL, "LINEINR"}, | |
574 | { "Mic_InputL Capture Route", "LineIn", "LineIn Enable Left"}, | |
575 | { "Mic_InputR Capture Route", "LineIn", "LineIn Enable Right"}, | |
576 | ||
577 | /* ADC connection */ | |
578 | { "ADC Left", NULL, "Mic_InputL Capture Route"}, | |
579 | { "ADC Right", NULL, "Mic_InputR Capture Route"}, | |
580 | ||
581 | /*DMIC connections */ | |
582 | { "DMIC1", NULL, "DMIC12supply"}, | |
583 | { "DMIC2", NULL, "DMIC12supply"}, | |
584 | { "DMIC3", NULL, "DMIC34supply"}, | |
585 | { "DMIC4", NULL, "DMIC34supply"}, | |
586 | { "DMIC5", NULL, "DMIC56supply"}, | |
587 | { "DMIC6", NULL, "DMIC56supply"}, | |
588 | ||
589 | { "DMIC12Bias", NULL, "DMIC1"}, | |
590 | { "DMIC12Bias", NULL, "DMIC2"}, | |
591 | { "DMIC34Bias", NULL, "DMIC3"}, | |
592 | { "DMIC34Bias", NULL, "DMIC4"}, | |
593 | { "DMIC56Bias", NULL, "DMIC5"}, | |
594 | { "DMIC56Bias", NULL, "DMIC6"}, | |
595 | ||
596 | /*TX path inputs*/ | |
597 | { "Txpath1 Capture Route", "ADC Left", "ADC Left"}, | |
598 | { "Txpath2 Capture Route", "ADC Left", "ADC Left"}, | |
599 | { "Txpath3 Capture Route", "ADC Left", "ADC Left"}, | |
600 | { "Txpath4 Capture Route", "ADC Left", "ADC Left"}, | |
601 | { "Txpath1 Capture Route", "ADC Right", "ADC Right"}, | |
602 | { "Txpath2 Capture Route", "ADC Right", "ADC Right"}, | |
603 | { "Txpath3 Capture Route", "ADC Right", "ADC Right"}, | |
604 | { "Txpath4 Capture Route", "ADC Right", "ADC Right"}, | |
a62ffc92 VK |
605 | { "Txpath1 Capture Route", "DMIC1", "DMIC1"}, |
606 | { "Txpath2 Capture Route", "DMIC1", "DMIC1"}, | |
607 | { "Txpath3 Capture Route", "DMIC1", "DMIC1"}, | |
608 | { "Txpath4 Capture Route", "DMIC1", "DMIC1"}, | |
609 | { "Txpath1 Capture Route", "DMIC2", "DMIC2"}, | |
610 | { "Txpath2 Capture Route", "DMIC2", "DMIC2"}, | |
611 | { "Txpath3 Capture Route", "DMIC2", "DMIC2"}, | |
612 | { "Txpath4 Capture Route", "DMIC2", "DMIC2"}, | |
613 | { "Txpath1 Capture Route", "DMIC3", "DMIC3"}, | |
614 | { "Txpath2 Capture Route", "DMIC3", "DMIC3"}, | |
615 | { "Txpath3 Capture Route", "DMIC3", "DMIC3"}, | |
616 | { "Txpath4 Capture Route", "DMIC3", "DMIC3"}, | |
617 | { "Txpath1 Capture Route", "DMIC4", "DMIC4"}, | |
618 | { "Txpath2 Capture Route", "DMIC4", "DMIC4"}, | |
619 | { "Txpath3 Capture Route", "DMIC4", "DMIC4"}, | |
620 | { "Txpath4 Capture Route", "DMIC4", "DMIC4"}, | |
621 | { "Txpath1 Capture Route", "DMIC5", "DMIC5"}, | |
622 | { "Txpath2 Capture Route", "DMIC5", "DMIC5"}, | |
623 | { "Txpath3 Capture Route", "DMIC5", "DMIC5"}, | |
624 | { "Txpath4 Capture Route", "DMIC5", "DMIC5"}, | |
625 | { "Txpath1 Capture Route", "DMIC6", "DMIC6"}, | |
626 | { "Txpath2 Capture Route", "DMIC6", "DMIC6"}, | |
627 | { "Txpath3 Capture Route", "DMIC6", "DMIC6"}, | |
628 | { "Txpath4 Capture Route", "DMIC6", "DMIC6"}, | |
fd94eeef HP |
629 | |
630 | /* tx path */ | |
631 | { "TX1 Enable", NULL, "Txpath1 Capture Route"}, | |
632 | { "TX2 Enable", NULL, "Txpath2 Capture Route"}, | |
633 | { "TX3 Enable", NULL, "Txpath3 Capture Route"}, | |
634 | { "TX4 Enable", NULL, "Txpath4 Capture Route"}, | |
635 | { "PCM_Out", NULL, "TX1 Enable"}, | |
636 | { "PCM_Out", NULL, "TX2 Enable"}, | |
637 | { "PCM_Out", NULL, "TX3 Enable"}, | |
638 | { "PCM_Out", NULL, "TX4 Enable"}, | |
639 | ||
4dc69be2 VK |
640 | }; |
641 | ||
642 | /* speaker and headset mutes, for audio pops and clicks */ | |
643 | static int sn95031_pcm_hs_mute(struct snd_soc_dai *dai, int mute) | |
644 | { | |
645 | snd_soc_update_bits(dai->codec, | |
646 | SN95031_HSLVOLCTRL, BIT(7), (!mute << 7)); | |
647 | snd_soc_update_bits(dai->codec, | |
648 | SN95031_HSRVOLCTRL, BIT(7), (!mute << 7)); | |
649 | return 0; | |
650 | } | |
651 | ||
652 | static int sn95031_pcm_spkr_mute(struct snd_soc_dai *dai, int mute) | |
653 | { | |
654 | snd_soc_update_bits(dai->codec, | |
655 | SN95031_IHFLVOLCTRL, BIT(7), (!mute << 7)); | |
656 | snd_soc_update_bits(dai->codec, | |
657 | SN95031_IHFRVOLCTRL, BIT(7), (!mute << 7)); | |
658 | return 0; | |
659 | } | |
660 | ||
5d42940c | 661 | static int sn95031_pcm_hw_params(struct snd_pcm_substream *substream, |
4dc69be2 VK |
662 | struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) |
663 | { | |
664 | unsigned int format, rate; | |
665 | ||
666 | switch (params_format(params)) { | |
667 | case SNDRV_PCM_FORMAT_S16_LE: | |
668 | format = BIT(4)|BIT(5); | |
669 | break; | |
670 | ||
671 | case SNDRV_PCM_FORMAT_S24_LE: | |
672 | format = 0; | |
673 | break; | |
674 | default: | |
675 | return -EINVAL; | |
676 | } | |
677 | snd_soc_update_bits(dai->codec, SN95031_PCM2C2, | |
678 | BIT(4)|BIT(5), format); | |
679 | ||
680 | switch (params_rate(params)) { | |
681 | case 48000: | |
682 | pr_debug("RATE_48000\n"); | |
683 | rate = 0; | |
684 | break; | |
685 | ||
686 | case 44100: | |
687 | pr_debug("RATE_44100\n"); | |
688 | rate = BIT(7); | |
689 | break; | |
690 | ||
691 | default: | |
692 | pr_err("ERR rate %d\n", params_rate(params)); | |
693 | return -EINVAL; | |
694 | } | |
695 | snd_soc_update_bits(dai->codec, SN95031_PCM1C1, BIT(7), rate); | |
696 | ||
697 | return 0; | |
698 | } | |
699 | ||
700 | /* Codec DAI section */ | |
701 | static struct snd_soc_dai_ops sn95031_headset_dai_ops = { | |
702 | .digital_mute = sn95031_pcm_hs_mute, | |
703 | .hw_params = sn95031_pcm_hw_params, | |
704 | }; | |
705 | ||
706 | static struct snd_soc_dai_ops sn95031_speaker_dai_ops = { | |
707 | .digital_mute = sn95031_pcm_spkr_mute, | |
708 | .hw_params = sn95031_pcm_hw_params, | |
709 | }; | |
710 | ||
711 | static struct snd_soc_dai_ops sn95031_vib1_dai_ops = { | |
712 | .hw_params = sn95031_pcm_hw_params, | |
713 | }; | |
714 | ||
715 | static struct snd_soc_dai_ops sn95031_vib2_dai_ops = { | |
716 | .hw_params = sn95031_pcm_hw_params, | |
717 | }; | |
718 | ||
a436089b | 719 | static struct snd_soc_dai_driver sn95031_dais[] = { |
4dc69be2 VK |
720 | { |
721 | .name = "SN95031 Headset", | |
722 | .playback = { | |
723 | .stream_name = "Headset", | |
724 | .channels_min = 2, | |
725 | .channels_max = 2, | |
726 | .rates = SN95031_RATES, | |
727 | .formats = SN95031_FORMATS, | |
728 | }, | |
fd94eeef HP |
729 | .capture = { |
730 | .stream_name = "Capture", | |
731 | .channels_min = 1, | |
732 | .channels_max = 5, | |
733 | .rates = SN95031_RATES, | |
734 | .formats = SN95031_FORMATS, | |
735 | }, | |
4dc69be2 VK |
736 | .ops = &sn95031_headset_dai_ops, |
737 | }, | |
738 | { .name = "SN95031 Speaker", | |
739 | .playback = { | |
740 | .stream_name = "Speaker", | |
741 | .channels_min = 2, | |
742 | .channels_max = 2, | |
743 | .rates = SN95031_RATES, | |
744 | .formats = SN95031_FORMATS, | |
745 | }, | |
746 | .ops = &sn95031_speaker_dai_ops, | |
747 | }, | |
748 | { .name = "SN95031 Vibra1", | |
749 | .playback = { | |
750 | .stream_name = "Vibra1", | |
751 | .channels_min = 1, | |
752 | .channels_max = 1, | |
753 | .rates = SN95031_RATES, | |
754 | .formats = SN95031_FORMATS, | |
755 | }, | |
756 | .ops = &sn95031_vib1_dai_ops, | |
757 | }, | |
758 | { .name = "SN95031 Vibra2", | |
759 | .playback = { | |
760 | .stream_name = "Vibra2", | |
761 | .channels_min = 1, | |
762 | .channels_max = 1, | |
763 | .rates = SN95031_RATES, | |
764 | .formats = SN95031_FORMATS, | |
765 | }, | |
766 | .ops = &sn95031_vib2_dai_ops, | |
767 | }, | |
768 | }; | |
769 | ||
1e2f5932 VK |
770 | static inline void sn95031_disable_jack_btn(struct snd_soc_codec *codec) |
771 | { | |
772 | snd_soc_write(codec, SN95031_BTNCTRL2, 0x00); | |
773 | } | |
774 | ||
775 | static inline void sn95031_enable_jack_btn(struct snd_soc_codec *codec) | |
776 | { | |
777 | snd_soc_write(codec, SN95031_BTNCTRL1, 0x77); | |
778 | snd_soc_write(codec, SN95031_BTNCTRL2, 0x01); | |
779 | } | |
780 | ||
781 | static int sn95031_get_headset_state(struct snd_soc_jack *mfld_jack) | |
782 | { | |
36633237 VK |
783 | int micbias = sn95031_get_mic_bias(mfld_jack->codec); |
784 | ||
7ae74340 | 785 | int jack_type = snd_soc_jack_get_type(mfld_jack, micbias); |
1e2f5932 VK |
786 | |
787 | pr_debug("jack type detected = %d\n", jack_type); | |
788 | if (jack_type == SND_JACK_HEADSET) | |
789 | sn95031_enable_jack_btn(mfld_jack->codec); | |
790 | return jack_type; | |
791 | } | |
792 | ||
793 | void sn95031_jack_detection(struct mfld_jack_data *jack_data) | |
794 | { | |
795 | unsigned int status; | |
796 | unsigned int mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_HEADSET; | |
797 | ||
798 | pr_debug("interrupt id read in sram = 0x%x\n", jack_data->intr_id); | |
799 | if (jack_data->intr_id & 0x1) { | |
800 | pr_debug("short_push detected\n"); | |
801 | status = SND_JACK_HEADSET | SND_JACK_BTN_0; | |
802 | } else if (jack_data->intr_id & 0x2) { | |
803 | pr_debug("long_push detected\n"); | |
804 | status = SND_JACK_HEADSET | SND_JACK_BTN_1; | |
805 | } else if (jack_data->intr_id & 0x4) { | |
806 | pr_debug("headset or headphones inserted\n"); | |
807 | status = sn95031_get_headset_state(jack_data->mfld_jack); | |
808 | } else if (jack_data->intr_id & 0x8) { | |
809 | pr_debug("headset or headphones removed\n"); | |
810 | status = 0; | |
811 | sn95031_disable_jack_btn(jack_data->mfld_jack->codec); | |
812 | } else { | |
813 | pr_err("unidentified interrupt\n"); | |
814 | return; | |
815 | } | |
816 | ||
817 | snd_soc_jack_report(jack_data->mfld_jack, status, mask); | |
818 | /*button pressed and released so we send explicit button release */ | |
819 | if ((status & SND_JACK_BTN_0) | (status & SND_JACK_BTN_1)) | |
820 | snd_soc_jack_report(jack_data->mfld_jack, | |
821 | SND_JACK_HEADSET, mask); | |
822 | } | |
823 | EXPORT_SYMBOL_GPL(sn95031_jack_detection); | |
824 | ||
4dc69be2 VK |
825 | /* codec registration */ |
826 | static int sn95031_codec_probe(struct snd_soc_codec *codec) | |
827 | { | |
4dc69be2 VK |
828 | pr_debug("codec_probe called\n"); |
829 | ||
4dc69be2 VK |
830 | codec->dapm.idle_bias_off = 1; |
831 | ||
832 | /* PCM interface config | |
833 | * This sets the pcm rx slot conguration to max 6 slots | |
834 | * for max 4 dais (2 stereo and 2 mono) | |
835 | */ | |
836 | snd_soc_write(codec, SN95031_PCM2RXSLOT01, 0x10); | |
837 | snd_soc_write(codec, SN95031_PCM2RXSLOT23, 0x32); | |
838 | snd_soc_write(codec, SN95031_PCM2RXSLOT45, 0x54); | |
fd94eeef HP |
839 | snd_soc_write(codec, SN95031_PCM2TXSLOT01, 0x10); |
840 | snd_soc_write(codec, SN95031_PCM2TXSLOT23, 0x32); | |
4dc69be2 VK |
841 | /* pcm port setting |
842 | * This sets the pcm port to slave and clock at 19.2Mhz which | |
843 | * can support 6slots, sampling rate set per stream in hw-params | |
844 | */ | |
845 | snd_soc_write(codec, SN95031_PCM1C1, 0x00); | |
846 | snd_soc_write(codec, SN95031_PCM2C1, 0x01); | |
847 | snd_soc_write(codec, SN95031_PCM2C2, 0x0A); | |
848 | snd_soc_write(codec, SN95031_HSMIXER, BIT(0)|BIT(4)); | |
849 | /* vendor vibra workround, the vibras are muted by | |
850 | * custom register so unmute them | |
851 | */ | |
852 | snd_soc_write(codec, SN95031_SSR5, 0x80); | |
853 | snd_soc_write(codec, SN95031_SSR6, 0x80); | |
854 | snd_soc_write(codec, SN95031_VIB1C5, 0x00); | |
855 | snd_soc_write(codec, SN95031_VIB2C5, 0x00); | |
856 | /* configure vibras for pcm port */ | |
857 | snd_soc_write(codec, SN95031_VIB1C3, 0x00); | |
858 | snd_soc_write(codec, SN95031_VIB2C3, 0x00); | |
859 | ||
860 | /* soft mute ramp time */ | |
861 | snd_soc_write(codec, SN95031_SOFTMUTE, 0x3); | |
862 | /* fix the initial volume at 1dB, | |
863 | * default in +9dB, | |
864 | * 1dB give optimal swing on DAC, amps | |
865 | */ | |
866 | snd_soc_write(codec, SN95031_HSLVOLCTRL, 0x08); | |
867 | snd_soc_write(codec, SN95031_HSRVOLCTRL, 0x08); | |
868 | snd_soc_write(codec, SN95031_IHFLVOLCTRL, 0x08); | |
869 | snd_soc_write(codec, SN95031_IHFRVOLCTRL, 0x08); | |
870 | /* dac mode and lineout workaround */ | |
871 | snd_soc_write(codec, SN95031_SSR2, 0x10); | |
872 | snd_soc_write(codec, SN95031_SSR3, 0x40); | |
873 | ||
fd94eeef HP |
874 | snd_soc_add_controls(codec, sn95031_snd_controls, |
875 | ARRAY_SIZE(sn95031_snd_controls)); | |
876 | ||
e27808df | 877 | return 0; |
4dc69be2 VK |
878 | } |
879 | ||
880 | static int sn95031_codec_remove(struct snd_soc_codec *codec) | |
881 | { | |
882 | pr_debug("codec_remove called\n"); | |
883 | sn95031_set_vaud_bias(codec, SND_SOC_BIAS_OFF); | |
884 | ||
885 | return 0; | |
886 | } | |
887 | ||
888 | struct snd_soc_codec_driver sn95031_codec = { | |
b22dab88 VK |
889 | .probe = sn95031_codec_probe, |
890 | .remove = sn95031_codec_remove, | |
4dc69be2 VK |
891 | .read = sn95031_read, |
892 | .write = sn95031_write, | |
893 | .set_bias_level = sn95031_set_vaud_bias, | |
e27808df LG |
894 | .dapm_widgets = sn95031_dapm_widgets, |
895 | .num_dapm_widgets = ARRAY_SIZE(sn95031_dapm_widgets), | |
896 | .dapm_routes = sn95031_audio_map, | |
897 | .num_dapm_routes = ARRAY_SIZE(sn95031_audio_map), | |
4dc69be2 VK |
898 | }; |
899 | ||
900 | static int __devinit sn95031_device_probe(struct platform_device *pdev) | |
901 | { | |
902 | pr_debug("codec device probe called for %s\n", dev_name(&pdev->dev)); | |
903 | return snd_soc_register_codec(&pdev->dev, &sn95031_codec, | |
904 | sn95031_dais, ARRAY_SIZE(sn95031_dais)); | |
905 | } | |
906 | ||
907 | static int __devexit sn95031_device_remove(struct platform_device *pdev) | |
908 | { | |
909 | pr_debug("codec device remove called\n"); | |
910 | snd_soc_unregister_codec(&pdev->dev); | |
911 | return 0; | |
912 | } | |
913 | ||
914 | static struct platform_driver sn95031_codec_driver = { | |
915 | .driver = { | |
916 | .name = "sn95031", | |
917 | .owner = THIS_MODULE, | |
918 | }, | |
919 | .probe = sn95031_device_probe, | |
90db8ece | 920 | .remove = __devexit_p(sn95031_device_remove), |
4dc69be2 VK |
921 | }; |
922 | ||
923 | static int __init sn95031_init(void) | |
924 | { | |
925 | pr_debug("driver init called\n"); | |
926 | return platform_driver_register(&sn95031_codec_driver); | |
927 | } | |
928 | module_init(sn95031_init); | |
929 | ||
930 | static void __exit sn95031_exit(void) | |
931 | { | |
932 | pr_debug("driver exit called\n"); | |
933 | platform_driver_unregister(&sn95031_codec_driver); | |
934 | } | |
935 | module_exit(sn95031_exit); | |
936 | ||
b22dab88 | 937 | MODULE_DESCRIPTION("ASoC TI SN95031 codec driver"); |
4dc69be2 VK |
938 | MODULE_AUTHOR("Vinod Koul <vinod.koul@intel.com>"); |
939 | MODULE_AUTHOR("Harsha Priya <priya.harsha@intel.com>"); | |
940 | MODULE_LICENSE("GPL v2"); | |
941 | MODULE_ALIAS("platform:sn95031"); |