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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 | 166 | |
83cbe35b | 167 | static int sn95031_read(void *ctx, unsigned int reg, unsigned int *val) |
4dc69be2 VK |
168 | { |
169 | u8 value = 0; | |
170 | int ret; | |
171 | ||
172 | ret = intel_scu_ipc_ioread8(reg, &value); | |
83cbe35b MB |
173 | if (ret == 0) |
174 | *val = value; | |
4dc69be2 | 175 | |
83cbe35b | 176 | return ret; |
4dc69be2 VK |
177 | } |
178 | ||
83cbe35b | 179 | static int sn95031_write(void *ctx, unsigned int reg, unsigned int value) |
4dc69be2 | 180 | { |
83cbe35b | 181 | return intel_scu_ipc_iowrite8(reg, value); |
4dc69be2 VK |
182 | } |
183 | ||
83cbe35b MB |
184 | static const struct regmap_config sn95031_regmap = { |
185 | .reg_read = sn95031_read, | |
186 | .reg_write = sn95031_write, | |
187 | }; | |
188 | ||
4dc69be2 VK |
189 | static int sn95031_set_vaud_bias(struct snd_soc_codec *codec, |
190 | enum snd_soc_bias_level level) | |
191 | { | |
192 | switch (level) { | |
193 | case SND_SOC_BIAS_ON: | |
194 | break; | |
195 | ||
196 | case SND_SOC_BIAS_PREPARE: | |
197 | if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) { | |
198 | pr_debug("vaud_bias powering up pll\n"); | |
199 | /* power up the pll */ | |
200 | snd_soc_write(codec, SN95031_AUDPLLCTRL, BIT(5)); | |
201 | /* enable pcm 2 */ | |
202 | snd_soc_update_bits(codec, SN95031_PCM2C2, | |
203 | BIT(0), BIT(0)); | |
204 | } | |
205 | break; | |
206 | ||
207 | case SND_SOC_BIAS_STANDBY: | |
208 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { | |
209 | pr_debug("vaud_bias power up rail\n"); | |
210 | /* power up the rail */ | |
211 | snd_soc_write(codec, SN95031_VAUD, | |
212 | BIT(2)|BIT(1)|BIT(0)); | |
213 | msleep(1); | |
214 | } else if (codec->dapm.bias_level == SND_SOC_BIAS_PREPARE) { | |
215 | /* turn off pcm */ | |
216 | pr_debug("vaud_bias power dn pcm\n"); | |
217 | snd_soc_update_bits(codec, SN95031_PCM2C2, BIT(0), 0); | |
218 | snd_soc_write(codec, SN95031_AUDPLLCTRL, 0); | |
219 | } | |
220 | break; | |
221 | ||
222 | ||
223 | case SND_SOC_BIAS_OFF: | |
224 | pr_debug("vaud_bias _OFF doing rail shutdown\n"); | |
225 | snd_soc_write(codec, SN95031_VAUD, BIT(3)); | |
226 | break; | |
227 | } | |
228 | ||
229 | codec->dapm.bias_level = level; | |
230 | return 0; | |
231 | } | |
232 | ||
233 | static int sn95031_vhs_event(struct snd_soc_dapm_widget *w, | |
234 | struct snd_kcontrol *kcontrol, int event) | |
235 | { | |
236 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
237 | pr_debug("VHS SND_SOC_DAPM_EVENT_ON doing rail startup now\n"); | |
238 | /* power up the rail */ | |
239 | snd_soc_write(w->codec, SN95031_VHSP, 0x3D); | |
240 | snd_soc_write(w->codec, SN95031_VHSN, 0x3F); | |
241 | msleep(1); | |
242 | } else if (SND_SOC_DAPM_EVENT_OFF(event)) { | |
243 | pr_debug("VHS SND_SOC_DAPM_EVENT_OFF doing rail shutdown\n"); | |
244 | snd_soc_write(w->codec, SN95031_VHSP, 0xC4); | |
245 | snd_soc_write(w->codec, SN95031_VHSN, 0x04); | |
246 | } | |
247 | return 0; | |
248 | } | |
249 | ||
250 | static int sn95031_vihf_event(struct snd_soc_dapm_widget *w, | |
251 | struct snd_kcontrol *kcontrol, int event) | |
252 | { | |
253 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
254 | pr_debug("VIHF SND_SOC_DAPM_EVENT_ON doing rail startup now\n"); | |
255 | /* power up the rail */ | |
256 | snd_soc_write(w->codec, SN95031_VIHF, 0x27); | |
257 | msleep(1); | |
258 | } else if (SND_SOC_DAPM_EVENT_OFF(event)) { | |
259 | pr_debug("VIHF SND_SOC_DAPM_EVENT_OFF doing rail shutdown\n"); | |
260 | snd_soc_write(w->codec, SN95031_VIHF, 0x24); | |
261 | } | |
262 | return 0; | |
263 | } | |
264 | ||
fd94eeef HP |
265 | static int sn95031_dmic12_event(struct snd_soc_dapm_widget *w, |
266 | struct snd_kcontrol *k, int event) | |
267 | { | |
268 | unsigned int ldo = 0, clk_dir = 0, data_dir = 0; | |
269 | ||
270 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
271 | ldo = BIT(5)|BIT(4); | |
272 | clk_dir = BIT(0); | |
273 | data_dir = BIT(7); | |
274 | } | |
275 | /* program DMIC LDO, clock and set clock */ | |
276 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(5)|BIT(4), ldo); | |
277 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(0), clk_dir); | |
278 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(7), data_dir); | |
279 | return 0; | |
280 | } | |
281 | ||
282 | static int sn95031_dmic34_event(struct snd_soc_dapm_widget *w, | |
283 | struct snd_kcontrol *k, int event) | |
284 | { | |
285 | unsigned int ldo = 0, clk_dir = 0, data_dir = 0; | |
286 | ||
287 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
288 | ldo = BIT(5)|BIT(4); | |
289 | clk_dir = BIT(2); | |
290 | data_dir = BIT(1); | |
291 | } | |
292 | /* program DMIC LDO, clock and set clock */ | |
293 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(5)|BIT(4), ldo); | |
294 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(2), clk_dir); | |
295 | snd_soc_update_bits(w->codec, SN95031_DMICBUF45, BIT(1), data_dir); | |
296 | return 0; | |
297 | } | |
298 | ||
299 | static int sn95031_dmic56_event(struct snd_soc_dapm_widget *w, | |
300 | struct snd_kcontrol *k, int event) | |
301 | { | |
302 | unsigned int ldo = 0; | |
303 | ||
304 | if (SND_SOC_DAPM_EVENT_ON(event)) | |
305 | ldo = BIT(7)|BIT(6); | |
306 | ||
307 | /* program DMIC LDO */ | |
308 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(7)|BIT(6), ldo); | |
309 | return 0; | |
310 | } | |
311 | ||
312 | /* mux controls */ | |
313 | static const char *sn95031_mic_texts[] = { "AMIC", "LineIn" }; | |
314 | ||
315 | static const struct soc_enum sn95031_micl_enum = | |
316 | SOC_ENUM_SINGLE(SN95031_ADCCONFIG, 1, 2, sn95031_mic_texts); | |
317 | ||
318 | static const struct snd_kcontrol_new sn95031_micl_mux_control = | |
319 | SOC_DAPM_ENUM("Route", sn95031_micl_enum); | |
320 | ||
321 | static const struct soc_enum sn95031_micr_enum = | |
322 | SOC_ENUM_SINGLE(SN95031_ADCCONFIG, 3, 2, sn95031_mic_texts); | |
323 | ||
324 | static const struct snd_kcontrol_new sn95031_micr_mux_control = | |
325 | SOC_DAPM_ENUM("Route", sn95031_micr_enum); | |
326 | ||
327 | static const char *sn95031_input_texts[] = { "DMIC1", "DMIC2", "DMIC3", | |
328 | "DMIC4", "DMIC5", "DMIC6", | |
329 | "ADC Left", "ADC Right" }; | |
330 | ||
331 | static const struct soc_enum sn95031_input1_enum = | |
332 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX12, 0, 8, sn95031_input_texts); | |
333 | ||
334 | static const struct snd_kcontrol_new sn95031_input1_mux_control = | |
335 | SOC_DAPM_ENUM("Route", sn95031_input1_enum); | |
336 | ||
337 | static const struct soc_enum sn95031_input2_enum = | |
338 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX12, 4, 8, sn95031_input_texts); | |
339 | ||
340 | static const struct snd_kcontrol_new sn95031_input2_mux_control = | |
341 | SOC_DAPM_ENUM("Route", sn95031_input2_enum); | |
342 | ||
343 | static const struct soc_enum sn95031_input3_enum = | |
344 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX34, 0, 8, sn95031_input_texts); | |
345 | ||
346 | static const struct snd_kcontrol_new sn95031_input3_mux_control = | |
347 | SOC_DAPM_ENUM("Route", sn95031_input3_enum); | |
348 | ||
349 | static const struct soc_enum sn95031_input4_enum = | |
350 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX34, 4, 8, sn95031_input_texts); | |
351 | ||
352 | static const struct snd_kcontrol_new sn95031_input4_mux_control = | |
353 | SOC_DAPM_ENUM("Route", sn95031_input4_enum); | |
354 | ||
355 | /* capture path controls */ | |
356 | ||
357 | static const char *sn95031_micmode_text[] = {"Single Ended", "Differential"}; | |
358 | ||
359 | /* 0dB to 30dB in 10dB steps */ | |
65e9625e | 360 | static const DECLARE_TLV_DB_SCALE(mic_tlv, 0, 10, 0); |
fd94eeef HP |
361 | |
362 | static const struct soc_enum sn95031_micmode1_enum = | |
363 | SOC_ENUM_SINGLE(SN95031_MICAMP1, 1, 2, sn95031_micmode_text); | |
364 | static const struct soc_enum sn95031_micmode2_enum = | |
365 | SOC_ENUM_SINGLE(SN95031_MICAMP2, 1, 2, sn95031_micmode_text); | |
366 | ||
367 | static const char *sn95031_dmic_cfg_text[] = {"GPO", "DMIC"}; | |
368 | ||
369 | static const struct soc_enum sn95031_dmic12_cfg_enum = | |
370 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 0, 2, sn95031_dmic_cfg_text); | |
371 | static const struct soc_enum sn95031_dmic34_cfg_enum = | |
372 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 1, 2, sn95031_dmic_cfg_text); | |
373 | static const struct soc_enum sn95031_dmic56_cfg_enum = | |
374 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 2, 2, sn95031_dmic_cfg_text); | |
375 | ||
376 | static const struct snd_kcontrol_new sn95031_snd_controls[] = { | |
377 | SOC_ENUM("Mic1Mode Capture Route", sn95031_micmode1_enum), | |
378 | SOC_ENUM("Mic2Mode Capture Route", sn95031_micmode2_enum), | |
379 | SOC_ENUM("DMIC12 Capture Route", sn95031_dmic12_cfg_enum), | |
380 | SOC_ENUM("DMIC34 Capture Route", sn95031_dmic34_cfg_enum), | |
381 | SOC_ENUM("DMIC56 Capture Route", sn95031_dmic56_cfg_enum), | |
382 | SOC_SINGLE_TLV("Mic1 Capture Volume", SN95031_MICAMP1, | |
383 | 2, 4, 0, mic_tlv), | |
384 | SOC_SINGLE_TLV("Mic2 Capture Volume", SN95031_MICAMP2, | |
385 | 2, 4, 0, mic_tlv), | |
386 | }; | |
387 | ||
4dc69be2 VK |
388 | /* DAPM widgets */ |
389 | static const struct snd_soc_dapm_widget sn95031_dapm_widgets[] = { | |
390 | ||
391 | /* all end points mic, hs etc */ | |
392 | SND_SOC_DAPM_OUTPUT("HPOUTL"), | |
393 | SND_SOC_DAPM_OUTPUT("HPOUTR"), | |
394 | SND_SOC_DAPM_OUTPUT("EPOUT"), | |
395 | SND_SOC_DAPM_OUTPUT("IHFOUTL"), | |
396 | SND_SOC_DAPM_OUTPUT("IHFOUTR"), | |
397 | SND_SOC_DAPM_OUTPUT("LINEOUTL"), | |
398 | SND_SOC_DAPM_OUTPUT("LINEOUTR"), | |
399 | SND_SOC_DAPM_OUTPUT("VIB1OUT"), | |
400 | SND_SOC_DAPM_OUTPUT("VIB2OUT"), | |
401 | ||
fd94eeef HP |
402 | SND_SOC_DAPM_INPUT("AMIC1"), /* headset mic */ |
403 | SND_SOC_DAPM_INPUT("AMIC2"), | |
404 | SND_SOC_DAPM_INPUT("DMIC1"), | |
405 | SND_SOC_DAPM_INPUT("DMIC2"), | |
406 | SND_SOC_DAPM_INPUT("DMIC3"), | |
407 | SND_SOC_DAPM_INPUT("DMIC4"), | |
408 | SND_SOC_DAPM_INPUT("DMIC5"), | |
409 | SND_SOC_DAPM_INPUT("DMIC6"), | |
410 | SND_SOC_DAPM_INPUT("LINEINL"), | |
411 | SND_SOC_DAPM_INPUT("LINEINR"), | |
412 | ||
413 | SND_SOC_DAPM_MICBIAS("AMIC1Bias", SN95031_MICBIAS, 2, 0), | |
414 | SND_SOC_DAPM_MICBIAS("AMIC2Bias", SN95031_MICBIAS, 3, 0), | |
415 | SND_SOC_DAPM_MICBIAS("DMIC12Bias", SN95031_DMICMUX, 3, 0), | |
416 | SND_SOC_DAPM_MICBIAS("DMIC34Bias", SN95031_DMICMUX, 4, 0), | |
417 | SND_SOC_DAPM_MICBIAS("DMIC56Bias", SN95031_DMICMUX, 5, 0), | |
418 | ||
419 | SND_SOC_DAPM_SUPPLY("DMIC12supply", SN95031_DMICLK, 0, 0, | |
420 | sn95031_dmic12_event, | |
421 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
422 | SND_SOC_DAPM_SUPPLY("DMIC34supply", SN95031_DMICLK, 1, 0, | |
423 | sn95031_dmic34_event, | |
424 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
425 | SND_SOC_DAPM_SUPPLY("DMIC56supply", SN95031_DMICLK, 2, 0, | |
426 | sn95031_dmic56_event, | |
427 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
428 | ||
429 | SND_SOC_DAPM_AIF_OUT("PCM_Out", "Capture", 0, | |
430 | SND_SOC_NOPM, 0, 0), | |
431 | ||
4dc69be2 VK |
432 | SND_SOC_DAPM_SUPPLY("Headset Rail", SND_SOC_NOPM, 0, 0, |
433 | sn95031_vhs_event, | |
434 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
435 | SND_SOC_DAPM_SUPPLY("Speaker Rail", SND_SOC_NOPM, 0, 0, | |
436 | sn95031_vihf_event, | |
437 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
438 | ||
439 | /* playback path driver enables */ | |
440 | SND_SOC_DAPM_PGA("Headset Left Playback", | |
441 | SN95031_DRIVEREN, 0, 0, NULL, 0), | |
442 | SND_SOC_DAPM_PGA("Headset Right Playback", | |
443 | SN95031_DRIVEREN, 1, 0, NULL, 0), | |
444 | SND_SOC_DAPM_PGA("Speaker Left Playback", | |
445 | SN95031_DRIVEREN, 2, 0, NULL, 0), | |
446 | SND_SOC_DAPM_PGA("Speaker Right Playback", | |
447 | SN95031_DRIVEREN, 3, 0, NULL, 0), | |
448 | SND_SOC_DAPM_PGA("Vibra1 Playback", | |
449 | SN95031_DRIVEREN, 4, 0, NULL, 0), | |
450 | SND_SOC_DAPM_PGA("Vibra2 Playback", | |
451 | SN95031_DRIVEREN, 5, 0, NULL, 0), | |
452 | SND_SOC_DAPM_PGA("Earpiece Playback", | |
453 | SN95031_DRIVEREN, 6, 0, NULL, 0), | |
454 | SND_SOC_DAPM_PGA("Lineout Left Playback", | |
455 | SN95031_LOCTL, 0, 0, NULL, 0), | |
456 | SND_SOC_DAPM_PGA("Lineout Right Playback", | |
457 | SN95031_LOCTL, 4, 0, NULL, 0), | |
458 | ||
459 | /* playback path filter enable */ | |
460 | SND_SOC_DAPM_PGA("Headset Left Filter", | |
461 | SN95031_HSEPRXCTRL, 4, 0, NULL, 0), | |
462 | SND_SOC_DAPM_PGA("Headset Right Filter", | |
463 | SN95031_HSEPRXCTRL, 5, 0, NULL, 0), | |
464 | SND_SOC_DAPM_PGA("Speaker Left Filter", | |
465 | SN95031_IHFRXCTRL, 0, 0, NULL, 0), | |
466 | SND_SOC_DAPM_PGA("Speaker Right Filter", | |
467 | SN95031_IHFRXCTRL, 1, 0, NULL, 0), | |
468 | ||
469 | /* DACs */ | |
470 | SND_SOC_DAPM_DAC("HSDAC Left", "Headset", | |
471 | SN95031_DACCONFIG, 0, 0), | |
472 | SND_SOC_DAPM_DAC("HSDAC Right", "Headset", | |
473 | SN95031_DACCONFIG, 1, 0), | |
474 | SND_SOC_DAPM_DAC("IHFDAC Left", "Speaker", | |
475 | SN95031_DACCONFIG, 2, 0), | |
476 | SND_SOC_DAPM_DAC("IHFDAC Right", "Speaker", | |
477 | SN95031_DACCONFIG, 3, 0), | |
478 | SND_SOC_DAPM_DAC("Vibra1 DAC", "Vibra1", | |
479 | SN95031_VIB1C5, 1, 0), | |
480 | SND_SOC_DAPM_DAC("Vibra2 DAC", "Vibra2", | |
481 | SN95031_VIB2C5, 1, 0), | |
fd94eeef HP |
482 | |
483 | /* capture widgets */ | |
484 | SND_SOC_DAPM_PGA("LineIn Enable Left", SN95031_MICAMP1, | |
485 | 7, 0, NULL, 0), | |
486 | SND_SOC_DAPM_PGA("LineIn Enable Right", SN95031_MICAMP2, | |
487 | 7, 0, NULL, 0), | |
488 | ||
489 | SND_SOC_DAPM_PGA("MIC1 Enable", SN95031_MICAMP1, 0, 0, NULL, 0), | |
490 | SND_SOC_DAPM_PGA("MIC2 Enable", SN95031_MICAMP2, 0, 0, NULL, 0), | |
491 | SND_SOC_DAPM_PGA("TX1 Enable", SN95031_AUDIOTXEN, 2, 0, NULL, 0), | |
492 | SND_SOC_DAPM_PGA("TX2 Enable", SN95031_AUDIOTXEN, 3, 0, NULL, 0), | |
493 | SND_SOC_DAPM_PGA("TX3 Enable", SN95031_AUDIOTXEN, 4, 0, NULL, 0), | |
494 | SND_SOC_DAPM_PGA("TX4 Enable", SN95031_AUDIOTXEN, 5, 0, NULL, 0), | |
495 | ||
496 | /* ADC have null stream as they will be turned ON by TX path */ | |
497 | SND_SOC_DAPM_ADC("ADC Left", NULL, | |
498 | SN95031_ADCCONFIG, 0, 0), | |
499 | SND_SOC_DAPM_ADC("ADC Right", NULL, | |
500 | SN95031_ADCCONFIG, 2, 0), | |
501 | ||
502 | SND_SOC_DAPM_MUX("Mic_InputL Capture Route", | |
503 | SND_SOC_NOPM, 0, 0, &sn95031_micl_mux_control), | |
504 | SND_SOC_DAPM_MUX("Mic_InputR Capture Route", | |
505 | SND_SOC_NOPM, 0, 0, &sn95031_micr_mux_control), | |
506 | ||
507 | SND_SOC_DAPM_MUX("Txpath1 Capture Route", | |
508 | SND_SOC_NOPM, 0, 0, &sn95031_input1_mux_control), | |
509 | SND_SOC_DAPM_MUX("Txpath2 Capture Route", | |
510 | SND_SOC_NOPM, 0, 0, &sn95031_input2_mux_control), | |
511 | SND_SOC_DAPM_MUX("Txpath3 Capture Route", | |
512 | SND_SOC_NOPM, 0, 0, &sn95031_input3_mux_control), | |
513 | SND_SOC_DAPM_MUX("Txpath4 Capture Route", | |
514 | SND_SOC_NOPM, 0, 0, &sn95031_input4_mux_control), | |
515 | ||
4dc69be2 VK |
516 | }; |
517 | ||
518 | static const struct snd_soc_dapm_route sn95031_audio_map[] = { | |
519 | /* headset and earpiece map */ | |
1461d063 VK |
520 | { "HPOUTL", NULL, "Headset Rail"}, |
521 | { "HPOUTR", NULL, "Headset Rail"}, | |
4dc69be2 VK |
522 | { "HPOUTL", NULL, "Headset Left Playback" }, |
523 | { "HPOUTR", NULL, "Headset Right Playback" }, | |
524 | { "EPOUT", NULL, "Earpiece Playback" }, | |
525 | { "Headset Left Playback", NULL, "Headset Left Filter"}, | |
526 | { "Headset Right Playback", NULL, "Headset Right Filter"}, | |
527 | { "Earpiece Playback", NULL, "Headset Left Filter"}, | |
528 | { "Headset Left Filter", NULL, "HSDAC Left"}, | |
529 | { "Headset Right Filter", NULL, "HSDAC Right"}, | |
4dc69be2 VK |
530 | |
531 | /* speaker map */ | |
1461d063 VK |
532 | { "IHFOUTL", NULL, "Speaker Rail"}, |
533 | { "IHFOUTR", NULL, "Speaker Rail"}, | |
4dc69be2 VK |
534 | { "IHFOUTL", "NULL", "Speaker Left Playback"}, |
535 | { "IHFOUTR", "NULL", "Speaker Right Playback"}, | |
536 | { "Speaker Left Playback", NULL, "Speaker Left Filter"}, | |
537 | { "Speaker Right Playback", NULL, "Speaker Right Filter"}, | |
538 | { "Speaker Left Filter", NULL, "IHFDAC Left"}, | |
539 | { "Speaker Right Filter", NULL, "IHFDAC Right"}, | |
4dc69be2 VK |
540 | |
541 | /* vibra map */ | |
b22dab88 VK |
542 | { "VIB1OUT", NULL, "Vibra1 Playback"}, |
543 | { "Vibra1 Playback", NULL, "Vibra1 DAC"}, | |
4dc69be2 | 544 | |
b22dab88 VK |
545 | { "VIB2OUT", NULL, "Vibra2 Playback"}, |
546 | { "Vibra2 Playback", NULL, "Vibra2 DAC"}, | |
4dc69be2 VK |
547 | |
548 | /* lineout */ | |
b22dab88 VK |
549 | { "LINEOUTL", NULL, "Lineout Left Playback"}, |
550 | { "LINEOUTR", NULL, "Lineout Right Playback"}, | |
551 | { "Lineout Left Playback", NULL, "Headset Left Filter"}, | |
552 | { "Lineout Left Playback", NULL, "Speaker Left Filter"}, | |
553 | { "Lineout Left Playback", NULL, "Vibra1 DAC"}, | |
554 | { "Lineout Right Playback", NULL, "Headset Right Filter"}, | |
555 | { "Lineout Right Playback", NULL, "Speaker Right Filter"}, | |
556 | { "Lineout Right Playback", NULL, "Vibra2 DAC"}, | |
fd94eeef HP |
557 | |
558 | /* Headset (AMIC1) mic */ | |
559 | { "AMIC1Bias", NULL, "AMIC1"}, | |
560 | { "MIC1 Enable", NULL, "AMIC1Bias"}, | |
561 | { "Mic_InputL Capture Route", "AMIC", "MIC1 Enable"}, | |
562 | ||
563 | /* AMIC2 */ | |
564 | { "AMIC2Bias", NULL, "AMIC2"}, | |
565 | { "MIC2 Enable", NULL, "AMIC2Bias"}, | |
566 | { "Mic_InputR Capture Route", "AMIC", "MIC2 Enable"}, | |
567 | ||
568 | ||
569 | /* Linein */ | |
570 | { "LineIn Enable Left", NULL, "LINEINL"}, | |
571 | { "LineIn Enable Right", NULL, "LINEINR"}, | |
572 | { "Mic_InputL Capture Route", "LineIn", "LineIn Enable Left"}, | |
573 | { "Mic_InputR Capture Route", "LineIn", "LineIn Enable Right"}, | |
574 | ||
575 | /* ADC connection */ | |
576 | { "ADC Left", NULL, "Mic_InputL Capture Route"}, | |
577 | { "ADC Right", NULL, "Mic_InputR Capture Route"}, | |
578 | ||
579 | /*DMIC connections */ | |
580 | { "DMIC1", NULL, "DMIC12supply"}, | |
581 | { "DMIC2", NULL, "DMIC12supply"}, | |
582 | { "DMIC3", NULL, "DMIC34supply"}, | |
583 | { "DMIC4", NULL, "DMIC34supply"}, | |
584 | { "DMIC5", NULL, "DMIC56supply"}, | |
585 | { "DMIC6", NULL, "DMIC56supply"}, | |
586 | ||
587 | { "DMIC12Bias", NULL, "DMIC1"}, | |
588 | { "DMIC12Bias", NULL, "DMIC2"}, | |
589 | { "DMIC34Bias", NULL, "DMIC3"}, | |
590 | { "DMIC34Bias", NULL, "DMIC4"}, | |
591 | { "DMIC56Bias", NULL, "DMIC5"}, | |
592 | { "DMIC56Bias", NULL, "DMIC6"}, | |
593 | ||
594 | /*TX path inputs*/ | |
595 | { "Txpath1 Capture Route", "ADC Left", "ADC Left"}, | |
596 | { "Txpath2 Capture Route", "ADC Left", "ADC Left"}, | |
597 | { "Txpath3 Capture Route", "ADC Left", "ADC Left"}, | |
598 | { "Txpath4 Capture Route", "ADC Left", "ADC Left"}, | |
599 | { "Txpath1 Capture Route", "ADC Right", "ADC Right"}, | |
600 | { "Txpath2 Capture Route", "ADC Right", "ADC Right"}, | |
601 | { "Txpath3 Capture Route", "ADC Right", "ADC Right"}, | |
602 | { "Txpath4 Capture Route", "ADC Right", "ADC Right"}, | |
a62ffc92 VK |
603 | { "Txpath1 Capture Route", "DMIC1", "DMIC1"}, |
604 | { "Txpath2 Capture Route", "DMIC1", "DMIC1"}, | |
605 | { "Txpath3 Capture Route", "DMIC1", "DMIC1"}, | |
606 | { "Txpath4 Capture Route", "DMIC1", "DMIC1"}, | |
607 | { "Txpath1 Capture Route", "DMIC2", "DMIC2"}, | |
608 | { "Txpath2 Capture Route", "DMIC2", "DMIC2"}, | |
609 | { "Txpath3 Capture Route", "DMIC2", "DMIC2"}, | |
610 | { "Txpath4 Capture Route", "DMIC2", "DMIC2"}, | |
611 | { "Txpath1 Capture Route", "DMIC3", "DMIC3"}, | |
612 | { "Txpath2 Capture Route", "DMIC3", "DMIC3"}, | |
613 | { "Txpath3 Capture Route", "DMIC3", "DMIC3"}, | |
614 | { "Txpath4 Capture Route", "DMIC3", "DMIC3"}, | |
615 | { "Txpath1 Capture Route", "DMIC4", "DMIC4"}, | |
616 | { "Txpath2 Capture Route", "DMIC4", "DMIC4"}, | |
617 | { "Txpath3 Capture Route", "DMIC4", "DMIC4"}, | |
618 | { "Txpath4 Capture Route", "DMIC4", "DMIC4"}, | |
619 | { "Txpath1 Capture Route", "DMIC5", "DMIC5"}, | |
620 | { "Txpath2 Capture Route", "DMIC5", "DMIC5"}, | |
621 | { "Txpath3 Capture Route", "DMIC5", "DMIC5"}, | |
622 | { "Txpath4 Capture Route", "DMIC5", "DMIC5"}, | |
623 | { "Txpath1 Capture Route", "DMIC6", "DMIC6"}, | |
624 | { "Txpath2 Capture Route", "DMIC6", "DMIC6"}, | |
625 | { "Txpath3 Capture Route", "DMIC6", "DMIC6"}, | |
626 | { "Txpath4 Capture Route", "DMIC6", "DMIC6"}, | |
fd94eeef HP |
627 | |
628 | /* tx path */ | |
629 | { "TX1 Enable", NULL, "Txpath1 Capture Route"}, | |
630 | { "TX2 Enable", NULL, "Txpath2 Capture Route"}, | |
631 | { "TX3 Enable", NULL, "Txpath3 Capture Route"}, | |
632 | { "TX4 Enable", NULL, "Txpath4 Capture Route"}, | |
633 | { "PCM_Out", NULL, "TX1 Enable"}, | |
634 | { "PCM_Out", NULL, "TX2 Enable"}, | |
635 | { "PCM_Out", NULL, "TX3 Enable"}, | |
636 | { "PCM_Out", NULL, "TX4 Enable"}, | |
637 | ||
4dc69be2 VK |
638 | }; |
639 | ||
640 | /* speaker and headset mutes, for audio pops and clicks */ | |
641 | static int sn95031_pcm_hs_mute(struct snd_soc_dai *dai, int mute) | |
642 | { | |
643 | snd_soc_update_bits(dai->codec, | |
644 | SN95031_HSLVOLCTRL, BIT(7), (!mute << 7)); | |
645 | snd_soc_update_bits(dai->codec, | |
646 | SN95031_HSRVOLCTRL, BIT(7), (!mute << 7)); | |
647 | return 0; | |
648 | } | |
649 | ||
650 | static int sn95031_pcm_spkr_mute(struct snd_soc_dai *dai, int mute) | |
651 | { | |
652 | snd_soc_update_bits(dai->codec, | |
653 | SN95031_IHFLVOLCTRL, BIT(7), (!mute << 7)); | |
654 | snd_soc_update_bits(dai->codec, | |
655 | SN95031_IHFRVOLCTRL, BIT(7), (!mute << 7)); | |
656 | return 0; | |
657 | } | |
658 | ||
5d42940c | 659 | static int sn95031_pcm_hw_params(struct snd_pcm_substream *substream, |
4dc69be2 VK |
660 | struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) |
661 | { | |
662 | unsigned int format, rate; | |
663 | ||
664 | switch (params_format(params)) { | |
665 | case SNDRV_PCM_FORMAT_S16_LE: | |
666 | format = BIT(4)|BIT(5); | |
667 | break; | |
668 | ||
669 | case SNDRV_PCM_FORMAT_S24_LE: | |
670 | format = 0; | |
671 | break; | |
672 | default: | |
673 | return -EINVAL; | |
674 | } | |
675 | snd_soc_update_bits(dai->codec, SN95031_PCM2C2, | |
676 | BIT(4)|BIT(5), format); | |
677 | ||
678 | switch (params_rate(params)) { | |
679 | case 48000: | |
680 | pr_debug("RATE_48000\n"); | |
681 | rate = 0; | |
682 | break; | |
683 | ||
684 | case 44100: | |
685 | pr_debug("RATE_44100\n"); | |
686 | rate = BIT(7); | |
687 | break; | |
688 | ||
689 | default: | |
690 | pr_err("ERR rate %d\n", params_rate(params)); | |
691 | return -EINVAL; | |
692 | } | |
693 | snd_soc_update_bits(dai->codec, SN95031_PCM1C1, BIT(7), rate); | |
694 | ||
695 | return 0; | |
696 | } | |
697 | ||
698 | /* Codec DAI section */ | |
85e7652d | 699 | static const struct snd_soc_dai_ops sn95031_headset_dai_ops = { |
4dc69be2 VK |
700 | .digital_mute = sn95031_pcm_hs_mute, |
701 | .hw_params = sn95031_pcm_hw_params, | |
702 | }; | |
703 | ||
85e7652d | 704 | static const struct snd_soc_dai_ops sn95031_speaker_dai_ops = { |
4dc69be2 VK |
705 | .digital_mute = sn95031_pcm_spkr_mute, |
706 | .hw_params = sn95031_pcm_hw_params, | |
707 | }; | |
708 | ||
85e7652d | 709 | static const struct snd_soc_dai_ops sn95031_vib1_dai_ops = { |
4dc69be2 VK |
710 | .hw_params = sn95031_pcm_hw_params, |
711 | }; | |
712 | ||
85e7652d | 713 | static const struct snd_soc_dai_ops sn95031_vib2_dai_ops = { |
4dc69be2 VK |
714 | .hw_params = sn95031_pcm_hw_params, |
715 | }; | |
716 | ||
a436089b | 717 | static struct snd_soc_dai_driver sn95031_dais[] = { |
4dc69be2 VK |
718 | { |
719 | .name = "SN95031 Headset", | |
720 | .playback = { | |
721 | .stream_name = "Headset", | |
722 | .channels_min = 2, | |
723 | .channels_max = 2, | |
724 | .rates = SN95031_RATES, | |
725 | .formats = SN95031_FORMATS, | |
726 | }, | |
fd94eeef HP |
727 | .capture = { |
728 | .stream_name = "Capture", | |
729 | .channels_min = 1, | |
730 | .channels_max = 5, | |
731 | .rates = SN95031_RATES, | |
732 | .formats = SN95031_FORMATS, | |
733 | }, | |
4dc69be2 VK |
734 | .ops = &sn95031_headset_dai_ops, |
735 | }, | |
736 | { .name = "SN95031 Speaker", | |
737 | .playback = { | |
738 | .stream_name = "Speaker", | |
739 | .channels_min = 2, | |
740 | .channels_max = 2, | |
741 | .rates = SN95031_RATES, | |
742 | .formats = SN95031_FORMATS, | |
743 | }, | |
744 | .ops = &sn95031_speaker_dai_ops, | |
745 | }, | |
746 | { .name = "SN95031 Vibra1", | |
747 | .playback = { | |
748 | .stream_name = "Vibra1", | |
749 | .channels_min = 1, | |
750 | .channels_max = 1, | |
751 | .rates = SN95031_RATES, | |
752 | .formats = SN95031_FORMATS, | |
753 | }, | |
754 | .ops = &sn95031_vib1_dai_ops, | |
755 | }, | |
756 | { .name = "SN95031 Vibra2", | |
757 | .playback = { | |
758 | .stream_name = "Vibra2", | |
759 | .channels_min = 1, | |
760 | .channels_max = 1, | |
761 | .rates = SN95031_RATES, | |
762 | .formats = SN95031_FORMATS, | |
763 | }, | |
764 | .ops = &sn95031_vib2_dai_ops, | |
765 | }, | |
766 | }; | |
767 | ||
1e2f5932 VK |
768 | static inline void sn95031_disable_jack_btn(struct snd_soc_codec *codec) |
769 | { | |
770 | snd_soc_write(codec, SN95031_BTNCTRL2, 0x00); | |
771 | } | |
772 | ||
773 | static inline void sn95031_enable_jack_btn(struct snd_soc_codec *codec) | |
774 | { | |
775 | snd_soc_write(codec, SN95031_BTNCTRL1, 0x77); | |
776 | snd_soc_write(codec, SN95031_BTNCTRL2, 0x01); | |
777 | } | |
778 | ||
779 | static int sn95031_get_headset_state(struct snd_soc_jack *mfld_jack) | |
780 | { | |
36633237 VK |
781 | int micbias = sn95031_get_mic_bias(mfld_jack->codec); |
782 | ||
7ae74340 | 783 | int jack_type = snd_soc_jack_get_type(mfld_jack, micbias); |
1e2f5932 VK |
784 | |
785 | pr_debug("jack type detected = %d\n", jack_type); | |
786 | if (jack_type == SND_JACK_HEADSET) | |
787 | sn95031_enable_jack_btn(mfld_jack->codec); | |
788 | return jack_type; | |
789 | } | |
790 | ||
791 | void sn95031_jack_detection(struct mfld_jack_data *jack_data) | |
792 | { | |
793 | unsigned int status; | |
794 | unsigned int mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_HEADSET; | |
795 | ||
796 | pr_debug("interrupt id read in sram = 0x%x\n", jack_data->intr_id); | |
797 | if (jack_data->intr_id & 0x1) { | |
798 | pr_debug("short_push detected\n"); | |
799 | status = SND_JACK_HEADSET | SND_JACK_BTN_0; | |
800 | } else if (jack_data->intr_id & 0x2) { | |
801 | pr_debug("long_push detected\n"); | |
802 | status = SND_JACK_HEADSET | SND_JACK_BTN_1; | |
803 | } else if (jack_data->intr_id & 0x4) { | |
804 | pr_debug("headset or headphones inserted\n"); | |
805 | status = sn95031_get_headset_state(jack_data->mfld_jack); | |
806 | } else if (jack_data->intr_id & 0x8) { | |
807 | pr_debug("headset or headphones removed\n"); | |
808 | status = 0; | |
809 | sn95031_disable_jack_btn(jack_data->mfld_jack->codec); | |
810 | } else { | |
811 | pr_err("unidentified interrupt\n"); | |
812 | return; | |
813 | } | |
814 | ||
815 | snd_soc_jack_report(jack_data->mfld_jack, status, mask); | |
816 | /*button pressed and released so we send explicit button release */ | |
817 | if ((status & SND_JACK_BTN_0) | (status & SND_JACK_BTN_1)) | |
818 | snd_soc_jack_report(jack_data->mfld_jack, | |
819 | SND_JACK_HEADSET, mask); | |
820 | } | |
821 | EXPORT_SYMBOL_GPL(sn95031_jack_detection); | |
822 | ||
4dc69be2 VK |
823 | /* codec registration */ |
824 | static int sn95031_codec_probe(struct snd_soc_codec *codec) | |
825 | { | |
4dc69be2 VK |
826 | pr_debug("codec_probe called\n"); |
827 | ||
83cbe35b MB |
828 | snd_soc_codec_set_cache_io(codec, 0, 0, SND_SOC_REGMAP); |
829 | ||
4dc69be2 VK |
830 | /* PCM interface config |
831 | * This sets the pcm rx slot conguration to max 6 slots | |
832 | * for max 4 dais (2 stereo and 2 mono) | |
833 | */ | |
834 | snd_soc_write(codec, SN95031_PCM2RXSLOT01, 0x10); | |
835 | snd_soc_write(codec, SN95031_PCM2RXSLOT23, 0x32); | |
836 | snd_soc_write(codec, SN95031_PCM2RXSLOT45, 0x54); | |
fd94eeef HP |
837 | snd_soc_write(codec, SN95031_PCM2TXSLOT01, 0x10); |
838 | snd_soc_write(codec, SN95031_PCM2TXSLOT23, 0x32); | |
4dc69be2 VK |
839 | /* pcm port setting |
840 | * This sets the pcm port to slave and clock at 19.2Mhz which | |
841 | * can support 6slots, sampling rate set per stream in hw-params | |
842 | */ | |
843 | snd_soc_write(codec, SN95031_PCM1C1, 0x00); | |
844 | snd_soc_write(codec, SN95031_PCM2C1, 0x01); | |
845 | snd_soc_write(codec, SN95031_PCM2C2, 0x0A); | |
846 | snd_soc_write(codec, SN95031_HSMIXER, BIT(0)|BIT(4)); | |
847 | /* vendor vibra workround, the vibras are muted by | |
848 | * custom register so unmute them | |
849 | */ | |
850 | snd_soc_write(codec, SN95031_SSR5, 0x80); | |
851 | snd_soc_write(codec, SN95031_SSR6, 0x80); | |
852 | snd_soc_write(codec, SN95031_VIB1C5, 0x00); | |
853 | snd_soc_write(codec, SN95031_VIB2C5, 0x00); | |
854 | /* configure vibras for pcm port */ | |
855 | snd_soc_write(codec, SN95031_VIB1C3, 0x00); | |
856 | snd_soc_write(codec, SN95031_VIB2C3, 0x00); | |
857 | ||
858 | /* soft mute ramp time */ | |
859 | snd_soc_write(codec, SN95031_SOFTMUTE, 0x3); | |
860 | /* fix the initial volume at 1dB, | |
861 | * default in +9dB, | |
862 | * 1dB give optimal swing on DAC, amps | |
863 | */ | |
864 | snd_soc_write(codec, SN95031_HSLVOLCTRL, 0x08); | |
865 | snd_soc_write(codec, SN95031_HSRVOLCTRL, 0x08); | |
866 | snd_soc_write(codec, SN95031_IHFLVOLCTRL, 0x08); | |
867 | snd_soc_write(codec, SN95031_IHFRVOLCTRL, 0x08); | |
868 | /* dac mode and lineout workaround */ | |
869 | snd_soc_write(codec, SN95031_SSR2, 0x10); | |
870 | snd_soc_write(codec, SN95031_SSR3, 0x40); | |
871 | ||
022658be | 872 | snd_soc_add_codec_controls(codec, sn95031_snd_controls, |
fd94eeef HP |
873 | ARRAY_SIZE(sn95031_snd_controls)); |
874 | ||
e27808df | 875 | return 0; |
4dc69be2 VK |
876 | } |
877 | ||
878 | static int sn95031_codec_remove(struct snd_soc_codec *codec) | |
879 | { | |
880 | pr_debug("codec_remove called\n"); | |
881 | sn95031_set_vaud_bias(codec, SND_SOC_BIAS_OFF); | |
882 | ||
883 | return 0; | |
884 | } | |
885 | ||
3eb28d3c | 886 | static struct snd_soc_codec_driver sn95031_codec = { |
b22dab88 VK |
887 | .probe = sn95031_codec_probe, |
888 | .remove = sn95031_codec_remove, | |
4dc69be2 | 889 | .set_bias_level = sn95031_set_vaud_bias, |
eb3032f8 | 890 | .idle_bias_off = true, |
e27808df LG |
891 | .dapm_widgets = sn95031_dapm_widgets, |
892 | .num_dapm_widgets = ARRAY_SIZE(sn95031_dapm_widgets), | |
893 | .dapm_routes = sn95031_audio_map, | |
894 | .num_dapm_routes = ARRAY_SIZE(sn95031_audio_map), | |
4dc69be2 VK |
895 | }; |
896 | ||
7a79e94e | 897 | static int sn95031_device_probe(struct platform_device *pdev) |
4dc69be2 | 898 | { |
83cbe35b MB |
899 | struct regmap *regmap; |
900 | ||
4dc69be2 | 901 | pr_debug("codec device probe called for %s\n", dev_name(&pdev->dev)); |
83cbe35b MB |
902 | |
903 | regmap = devm_regmap_init(&pdev->dev, NULL, NULL, &sn95031_regmap); | |
904 | if (IS_ERR(regmap)) | |
905 | return PTR_ERR(regmap); | |
906 | ||
4dc69be2 VK |
907 | return snd_soc_register_codec(&pdev->dev, &sn95031_codec, |
908 | sn95031_dais, ARRAY_SIZE(sn95031_dais)); | |
909 | } | |
910 | ||
7a79e94e | 911 | static int sn95031_device_remove(struct platform_device *pdev) |
4dc69be2 VK |
912 | { |
913 | pr_debug("codec device remove called\n"); | |
914 | snd_soc_unregister_codec(&pdev->dev); | |
915 | return 0; | |
916 | } | |
917 | ||
918 | static struct platform_driver sn95031_codec_driver = { | |
919 | .driver = { | |
920 | .name = "sn95031", | |
921 | .owner = THIS_MODULE, | |
922 | }, | |
923 | .probe = sn95031_device_probe, | |
7a79e94e | 924 | .remove = sn95031_device_remove, |
4dc69be2 VK |
925 | }; |
926 | ||
5bbcc3c0 | 927 | module_platform_driver(sn95031_codec_driver); |
4dc69be2 | 928 | |
b22dab88 | 929 | MODULE_DESCRIPTION("ASoC TI SN95031 codec driver"); |
4dc69be2 VK |
930 | MODULE_AUTHOR("Vinod Koul <vinod.koul@intel.com>"); |
931 | MODULE_AUTHOR("Harsha Priya <priya.harsha@intel.com>"); | |
932 | MODULE_LICENSE("GPL v2"); | |
933 | MODULE_ALIAS("platform:sn95031"); |