1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * ALSA SoC TLV320AIC31xx CODEC Driver
4 *
5 * Copyright (C) 2014-2017 Texas Instruments Incorporated - https://www.ti.com/
6 * Jyri Sarha <jsarha@ti.com>
7 *
8 * Based on ground work by: Ajit Kulkarni <x0175765@ti.com>
9 *
10 * The TLV320AIC31xx series of audio codecs are low-power, highly integrated
11 * high performance codecs which provides a stereo DAC, a mono ADC,
12 * and mono/stereo Class-D speaker driver.
13 */
14
15 #include <linux/module.h>
16 #include <linux/moduleparam.h>
17 #include <linux/init.h>
18 #include <linux/clk.h>
19 #include <linux/delay.h>
20 #include <linux/pm.h>
21 #include <linux/i2c.h>
22 #include <linux/gpio/consumer.h>
23 #include <linux/regulator/consumer.h>
24 #include <linux/acpi.h>
25 #include <linux/of.h>
26 #include <linux/of_gpio.h>
27 #include <linux/slab.h>
28 #include <sound/core.h>
29 #include <sound/jack.h>
30 #include <sound/pcm.h>
31 #include <sound/pcm_params.h>
32 #include <sound/soc.h>
33 #include <sound/initval.h>
34 #include <sound/tlv.h>
35 #include <dt-bindings/sound/tlv320aic31xx.h>
36
37 #include "tlv320aic31xx.h"
38
39 static int aic31xx_set_jack(struct snd_soc_component *component,
40 struct snd_soc_jack *jack, void *data);
41
42 static const struct reg_default aic31xx_reg_defaults[] = {
43 { AIC31XX_CLKMUX, 0x00 },
44 { AIC31XX_PLLPR, 0x11 },
45 { AIC31XX_PLLJ, 0x04 },
46 { AIC31XX_PLLDMSB, 0x00 },
47 { AIC31XX_PLLDLSB, 0x00 },
48 { AIC31XX_NDAC, 0x01 },
49 { AIC31XX_MDAC, 0x01 },
50 { AIC31XX_DOSRMSB, 0x00 },
51 { AIC31XX_DOSRLSB, 0x80 },
52 { AIC31XX_NADC, 0x01 },
53 { AIC31XX_MADC, 0x01 },
54 { AIC31XX_AOSR, 0x80 },
55 { AIC31XX_IFACE1, 0x00 },
56 { AIC31XX_DATA_OFFSET, 0x00 },
57 { AIC31XX_IFACE2, 0x00 },
58 { AIC31XX_BCLKN, 0x01 },
59 { AIC31XX_DACSETUP, 0x14 },
60 { AIC31XX_DACMUTE, 0x0c },
61 { AIC31XX_LDACVOL, 0x00 },
62 { AIC31XX_RDACVOL, 0x00 },
63 { AIC31XX_ADCSETUP, 0x00 },
64 { AIC31XX_ADCFGA, 0x80 },
65 { AIC31XX_ADCVOL, 0x00 },
66 { AIC31XX_HPDRIVER, 0x04 },
67 { AIC31XX_SPKAMP, 0x06 },
68 { AIC31XX_DACMIXERROUTE, 0x00 },
69 { AIC31XX_LANALOGHPL, 0x7f },
70 { AIC31XX_RANALOGHPR, 0x7f },
71 { AIC31XX_LANALOGSPL, 0x7f },
72 { AIC31XX_RANALOGSPR, 0x7f },
73 { AIC31XX_HPLGAIN, 0x02 },
74 { AIC31XX_HPRGAIN, 0x02 },
75 { AIC31XX_SPLGAIN, 0x00 },
76 { AIC31XX_SPRGAIN, 0x00 },
77 { AIC31XX_MICBIAS, 0x00 },
78 { AIC31XX_MICPGA, 0x80 },
79 { AIC31XX_MICPGAPI, 0x00 },
80 { AIC31XX_MICPGAMI, 0x00 },
81 };
82
aic31xx_volatile(struct device * dev,unsigned int reg)83 static bool aic31xx_volatile(struct device *dev, unsigned int reg)
84 {
85 switch (reg) {
86 case AIC31XX_PAGECTL: /* regmap implementation requires this */
87 case AIC31XX_RESET: /* always clears after write */
88 case AIC31XX_OT_FLAG:
89 case AIC31XX_ADCFLAG:
90 case AIC31XX_DACFLAG1:
91 case AIC31XX_DACFLAG2:
92 case AIC31XX_OFFLAG: /* Sticky interrupt flags */
93 case AIC31XX_INTRDACFLAG: /* Sticky interrupt flags */
94 case AIC31XX_INTRADCFLAG: /* Sticky interrupt flags */
95 case AIC31XX_INTRDACFLAG2:
96 case AIC31XX_INTRADCFLAG2:
97 case AIC31XX_HSDETECT:
98 return true;
99 }
100 return false;
101 }
102
aic31xx_writeable(struct device * dev,unsigned int reg)103 static bool aic31xx_writeable(struct device *dev, unsigned int reg)
104 {
105 switch (reg) {
106 case AIC31XX_OT_FLAG:
107 case AIC31XX_ADCFLAG:
108 case AIC31XX_DACFLAG1:
109 case AIC31XX_DACFLAG2:
110 case AIC31XX_OFFLAG: /* Sticky interrupt flags */
111 case AIC31XX_INTRDACFLAG: /* Sticky interrupt flags */
112 case AIC31XX_INTRADCFLAG: /* Sticky interrupt flags */
113 case AIC31XX_INTRDACFLAG2:
114 case AIC31XX_INTRADCFLAG2:
115 return false;
116 }
117 return true;
118 }
119
120 static const struct regmap_range_cfg aic31xx_ranges[] = {
121 {
122 .range_min = 0,
123 .range_max = 12 * 128,
124 .selector_reg = AIC31XX_PAGECTL,
125 .selector_mask = 0xff,
126 .selector_shift = 0,
127 .window_start = 0,
128 .window_len = 128,
129 },
130 };
131
132 static const struct regmap_config aic31xx_i2c_regmap = {
133 .reg_bits = 8,
134 .val_bits = 8,
135 .writeable_reg = aic31xx_writeable,
136 .volatile_reg = aic31xx_volatile,
137 .reg_defaults = aic31xx_reg_defaults,
138 .num_reg_defaults = ARRAY_SIZE(aic31xx_reg_defaults),
139 .cache_type = REGCACHE_RBTREE,
140 .ranges = aic31xx_ranges,
141 .num_ranges = ARRAY_SIZE(aic31xx_ranges),
142 .max_register = 12 * 128,
143 };
144
145 static const char * const aic31xx_supply_names[] = {
146 "HPVDD",
147 "SPRVDD",
148 "SPLVDD",
149 "AVDD",
150 "IOVDD",
151 "DVDD",
152 };
153
154 #define AIC31XX_NUM_SUPPLIES ARRAY_SIZE(aic31xx_supply_names)
155
156 struct aic31xx_disable_nb {
157 struct notifier_block nb;
158 struct aic31xx_priv *aic31xx;
159 };
160
161 struct aic31xx_priv {
162 struct snd_soc_component *component;
163 u8 i2c_regs_status;
164 struct device *dev;
165 struct regmap *regmap;
166 enum aic31xx_type codec_type;
167 struct gpio_desc *gpio_reset;
168 int micbias_vg;
169 struct aic31xx_pdata pdata;
170 struct regulator_bulk_data supplies[AIC31XX_NUM_SUPPLIES];
171 struct aic31xx_disable_nb disable_nb[AIC31XX_NUM_SUPPLIES];
172 struct snd_soc_jack *jack;
173 u32 sysclk_id;
174 unsigned int sysclk;
175 u8 p_div;
176 int rate_div_line;
177 bool master_dapm_route_applied;
178 int irq;
179 u8 ocmv; /* output common-mode voltage */
180 };
181
182 struct aic31xx_rate_divs {
183 u32 mclk_p;
184 u32 rate;
185 u8 pll_r;
186 u8 pll_j;
187 u16 pll_d;
188 u16 dosr;
189 u8 ndac;
190 u8 mdac;
191 u8 aosr;
192 u8 nadc;
193 u8 madc;
194 };
195
196 /* ADC dividers can be disabled by configuring them to 0 */
197 static const struct aic31xx_rate_divs aic31xx_divs[] = {
198 /* mclk/p rate pll: r j d dosr ndac mdac aors nadc madc */
199 /* 8k rate */
200 { 512000, 8000, 4, 48, 0, 128, 48, 2, 128, 48, 2},
201 {12000000, 8000, 1, 8, 1920, 128, 48, 2, 128, 48, 2},
202 {12000000, 8000, 1, 8, 1920, 128, 32, 3, 128, 32, 3},
203 {12500000, 8000, 1, 7, 8643, 128, 48, 2, 128, 48, 2},
204 /* 11.025k rate */
205 { 705600, 11025, 3, 48, 0, 128, 24, 3, 128, 24, 3},
206 {12000000, 11025, 1, 7, 5264, 128, 32, 2, 128, 32, 2},
207 {12000000, 11025, 1, 8, 4672, 128, 24, 3, 128, 24, 3},
208 {12500000, 11025, 1, 7, 2253, 128, 32, 2, 128, 32, 2},
209 /* 16k rate */
210 { 512000, 16000, 4, 48, 0, 128, 16, 3, 128, 16, 3},
211 { 1024000, 16000, 2, 48, 0, 128, 16, 3, 128, 16, 3},
212 {12000000, 16000, 1, 8, 1920, 128, 24, 2, 128, 24, 2},
213 {12000000, 16000, 1, 8, 1920, 128, 16, 3, 128, 16, 3},
214 {12500000, 16000, 1, 7, 8643, 128, 24, 2, 128, 24, 2},
215 /* 22.05k rate */
216 { 705600, 22050, 4, 36, 0, 128, 12, 3, 128, 12, 3},
217 { 1411200, 22050, 2, 36, 0, 128, 12, 3, 128, 12, 3},
218 {12000000, 22050, 1, 7, 5264, 128, 16, 2, 128, 16, 2},
219 {12000000, 22050, 1, 8, 4672, 128, 12, 3, 128, 12, 3},
220 {12500000, 22050, 1, 7, 2253, 128, 16, 2, 128, 16, 2},
221 /* 32k rate */
222 { 1024000, 32000, 2, 48, 0, 128, 12, 2, 128, 12, 2},
223 { 2048000, 32000, 1, 48, 0, 128, 12, 2, 128, 12, 2},
224 {12000000, 32000, 1, 8, 1920, 128, 12, 2, 128, 12, 2},
225 {12000000, 32000, 1, 8, 1920, 128, 8, 3, 128, 8, 3},
226 {12500000, 32000, 1, 7, 8643, 128, 12, 2, 128, 12, 2},
227 /* 44.1k rate */
228 { 1411200, 44100, 2, 32, 0, 128, 8, 2, 128, 8, 2},
229 { 2822400, 44100, 1, 32, 0, 128, 8, 2, 128, 8, 2},
230 {12000000, 44100, 1, 7, 5264, 128, 8, 2, 128, 8, 2},
231 {12000000, 44100, 1, 8, 4672, 128, 6, 3, 128, 6, 3},
232 {12500000, 44100, 1, 7, 2253, 128, 8, 2, 128, 8, 2},
233 /* 48k rate */
234 { 1536000, 48000, 2, 32, 0, 128, 8, 2, 128, 8, 2},
235 { 3072000, 48000, 1, 32, 0, 128, 8, 2, 128, 8, 2},
236 {12000000, 48000, 1, 8, 1920, 128, 8, 2, 128, 8, 2},
237 {12000000, 48000, 1, 7, 6800, 96, 5, 4, 96, 5, 4},
238 {12500000, 48000, 1, 7, 8643, 128, 8, 2, 128, 8, 2},
239 /* 88.2k rate */
240 { 2822400, 88200, 2, 16, 0, 64, 8, 2, 64, 8, 2},
241 { 5644800, 88200, 1, 16, 0, 64, 8, 2, 64, 8, 2},
242 {12000000, 88200, 1, 7, 5264, 64, 8, 2, 64, 8, 2},
243 {12000000, 88200, 1, 8, 4672, 64, 6, 3, 64, 6, 3},
244 {12500000, 88200, 1, 7, 2253, 64, 8, 2, 64, 8, 2},
245 /* 96k rate */
246 { 3072000, 96000, 2, 16, 0, 64, 8, 2, 64, 8, 2},
247 { 6144000, 96000, 1, 16, 0, 64, 8, 2, 64, 8, 2},
248 {12000000, 96000, 1, 8, 1920, 64, 8, 2, 64, 8, 2},
249 {12000000, 96000, 1, 7, 6800, 48, 5, 4, 48, 5, 4},
250 {12500000, 96000, 1, 7, 8643, 64, 8, 2, 64, 8, 2},
251 /* 176.4k rate */
252 { 5644800, 176400, 2, 8, 0, 32, 8, 2, 32, 8, 2},
253 {11289600, 176400, 1, 8, 0, 32, 8, 2, 32, 8, 2},
254 {12000000, 176400, 1, 7, 5264, 32, 8, 2, 32, 8, 2},
255 {12000000, 176400, 1, 8, 4672, 32, 6, 3, 32, 6, 3},
256 {12500000, 176400, 1, 7, 2253, 32, 8, 2, 32, 8, 2},
257 /* 192k rate */
258 { 6144000, 192000, 2, 8, 0, 32, 8, 2, 32, 8, 2},
259 {12288000, 192000, 1, 8, 0, 32, 8, 2, 32, 8, 2},
260 {12000000, 192000, 1, 8, 1920, 32, 8, 2, 32, 8, 2},
261 {12000000, 192000, 1, 7, 6800, 24, 5, 4, 24, 5, 4},
262 {12500000, 192000, 1, 7, 8643, 32, 8, 2, 32, 8, 2},
263 };
264
265 static const char * const ldac_in_text[] = {
266 "Off", "Left Data", "Right Data", "Mono"
267 };
268
269 static const char * const rdac_in_text[] = {
270 "Off", "Right Data", "Left Data", "Mono"
271 };
272
273 static SOC_ENUM_SINGLE_DECL(ldac_in_enum, AIC31XX_DACSETUP, 4, ldac_in_text);
274
275 static SOC_ENUM_SINGLE_DECL(rdac_in_enum, AIC31XX_DACSETUP, 2, rdac_in_text);
276
277 static const char * const mic_select_text[] = {
278 "Off", "FFR 10 Ohm", "FFR 20 Ohm", "FFR 40 Ohm"
279 };
280
281 static SOC_ENUM_SINGLE_DECL(mic1lp_p_enum, AIC31XX_MICPGAPI, 6,
282 mic_select_text);
283 static SOC_ENUM_SINGLE_DECL(mic1rp_p_enum, AIC31XX_MICPGAPI, 4,
284 mic_select_text);
285 static SOC_ENUM_SINGLE_DECL(mic1lm_p_enum, AIC31XX_MICPGAPI, 2,
286 mic_select_text);
287
288 static SOC_ENUM_SINGLE_DECL(mic1lm_m_enum, AIC31XX_MICPGAMI, 4,
289 mic_select_text);
290
291 static const char * const hp_poweron_time_text[] = {
292 "0us", "15.3us", "153us", "1.53ms", "15.3ms", "76.2ms",
293 "153ms", "304ms", "610ms", "1.22s", "3.04s", "6.1s" };
294
295 static SOC_ENUM_SINGLE_DECL(hp_poweron_time_enum, AIC31XX_HPPOP, 3,
296 hp_poweron_time_text);
297
298 static const char * const hp_rampup_step_text[] = {
299 "0ms", "0.98ms", "1.95ms", "3.9ms" };
300
301 static SOC_ENUM_SINGLE_DECL(hp_rampup_step_enum, AIC31XX_HPPOP, 1,
302 hp_rampup_step_text);
303
304 static const char * const vol_soft_step_mode_text[] = {
305 "fast", "slow", "disabled" };
306
307 static SOC_ENUM_SINGLE_DECL(vol_soft_step_mode_enum, AIC31XX_DACSETUP, 0,
308 vol_soft_step_mode_text);
309
310 static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -6350, 50, 0);
311 static const DECLARE_TLV_DB_SCALE(adc_fgain_tlv, 0, 10, 0);
312 static const DECLARE_TLV_DB_SCALE(adc_cgain_tlv, -2000, 50, 0);
313 static const DECLARE_TLV_DB_SCALE(mic_pga_tlv, 0, 50, 0);
314 static const DECLARE_TLV_DB_SCALE(hp_drv_tlv, 0, 100, 0);
315 static const DECLARE_TLV_DB_SCALE(class_D_drv_tlv, 600, 600, 0);
316 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -6350, 50, 0);
317 static const DECLARE_TLV_DB_SCALE(sp_vol_tlv, -6350, 50, 0);
318
319 /*
320 * controls to be exported to the user space
321 */
322 static const struct snd_kcontrol_new common31xx_snd_controls[] = {
323 SOC_DOUBLE_R_S_TLV("DAC Playback Volume", AIC31XX_LDACVOL,
324 AIC31XX_RDACVOL, 0, -127, 48, 7, 0, dac_vol_tlv),
325
326 SOC_DOUBLE_R("HP Driver Playback Switch", AIC31XX_HPLGAIN,
327 AIC31XX_HPRGAIN, 2, 1, 0),
328 SOC_DOUBLE_R_TLV("HP Driver Playback Volume", AIC31XX_HPLGAIN,
329 AIC31XX_HPRGAIN, 3, 0x09, 0, hp_drv_tlv),
330
331 SOC_DOUBLE_R_TLV("HP Analog Playback Volume", AIC31XX_LANALOGHPL,
332 AIC31XX_RANALOGHPR, 0, 0x7F, 1, hp_vol_tlv),
333
334 /* HP de-pop control: apply power not immediately but via ramp
335 * function with these psarameters. Note that power up sequence
336 * has to wait for this to complete; this is implemented by
337 * polling HP driver status in aic31xx_dapm_power_event()
338 */
339 SOC_ENUM("HP Output Driver Power-On time", hp_poweron_time_enum),
340 SOC_ENUM("HP Output Driver Ramp-up step", hp_rampup_step_enum),
341
342 SOC_ENUM("Volume Soft Stepping", vol_soft_step_mode_enum),
343 };
344
345 static const struct snd_kcontrol_new aic31xx_snd_controls[] = {
346 SOC_SINGLE_TLV("ADC Fine Capture Volume", AIC31XX_ADCFGA, 4, 4, 1,
347 adc_fgain_tlv),
348
349 SOC_SINGLE("ADC Capture Switch", AIC31XX_ADCFGA, 7, 1, 1),
350 SOC_DOUBLE_R_S_TLV("ADC Capture Volume", AIC31XX_ADCVOL, AIC31XX_ADCVOL,
351 0, -24, 40, 6, 0, adc_cgain_tlv),
352
353 SOC_SINGLE_TLV("Mic PGA Capture Volume", AIC31XX_MICPGA, 0,
354 119, 0, mic_pga_tlv),
355 };
356
357 static const struct snd_kcontrol_new aic311x_snd_controls[] = {
358 SOC_DOUBLE_R("Speaker Driver Playback Switch", AIC31XX_SPLGAIN,
359 AIC31XX_SPRGAIN, 2, 1, 0),
360 SOC_DOUBLE_R_TLV("Speaker Driver Playback Volume", AIC31XX_SPLGAIN,
361 AIC31XX_SPRGAIN, 3, 3, 0, class_D_drv_tlv),
362
363 SOC_DOUBLE_R_TLV("Speaker Analog Playback Volume", AIC31XX_LANALOGSPL,
364 AIC31XX_RANALOGSPR, 0, 0x7F, 1, sp_vol_tlv),
365 };
366
367 static const struct snd_kcontrol_new aic310x_snd_controls[] = {
368 SOC_SINGLE("Speaker Driver Playback Switch", AIC31XX_SPLGAIN,
369 2, 1, 0),
370 SOC_SINGLE_TLV("Speaker Driver Playback Volume", AIC31XX_SPLGAIN,
371 3, 3, 0, class_D_drv_tlv),
372
373 SOC_SINGLE_TLV("Speaker Analog Playback Volume", AIC31XX_LANALOGSPL,
374 0, 0x7F, 1, sp_vol_tlv),
375 };
376
377 static const struct snd_kcontrol_new ldac_in_control =
378 SOC_DAPM_ENUM("DAC Left Input", ldac_in_enum);
379
380 static const struct snd_kcontrol_new rdac_in_control =
381 SOC_DAPM_ENUM("DAC Right Input", rdac_in_enum);
382
aic31xx_wait_bits(struct aic31xx_priv * aic31xx,unsigned int reg,unsigned int mask,unsigned int wbits,int sleep,int count)383 static int aic31xx_wait_bits(struct aic31xx_priv *aic31xx, unsigned int reg,
384 unsigned int mask, unsigned int wbits, int sleep,
385 int count)
386 {
387 unsigned int bits;
388 int counter = count;
389 int ret = regmap_read(aic31xx->regmap, reg, &bits);
390
391 while ((bits & mask) != wbits && counter && !ret) {
392 usleep_range(sleep, sleep * 2);
393 ret = regmap_read(aic31xx->regmap, reg, &bits);
394 counter--;
395 }
396 if ((bits & mask) != wbits) {
397 dev_err(aic31xx->dev,
398 "%s: Failed! 0x%x was 0x%x expected 0x%x (%d, 0x%x, %d us)\n",
399 __func__, reg, bits, wbits, ret, mask,
400 (count - counter) * sleep);
401 ret = -1;
402 }
403 return ret;
404 }
405
406 #define WIDGET_BIT(reg, shift) (((shift) << 8) | (reg))
407
aic31xx_dapm_power_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)408 static int aic31xx_dapm_power_event(struct snd_soc_dapm_widget *w,
409 struct snd_kcontrol *kcontrol, int event)
410 {
411 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
412 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
413 unsigned int reg = AIC31XX_DACFLAG1;
414 unsigned int mask;
415 unsigned int timeout = 500 * USEC_PER_MSEC;
416
417 switch (WIDGET_BIT(w->reg, w->shift)) {
418 case WIDGET_BIT(AIC31XX_DACSETUP, 7):
419 mask = AIC31XX_LDACPWRSTATUS_MASK;
420 break;
421 case WIDGET_BIT(AIC31XX_DACSETUP, 6):
422 mask = AIC31XX_RDACPWRSTATUS_MASK;
423 break;
424 case WIDGET_BIT(AIC31XX_HPDRIVER, 7):
425 mask = AIC31XX_HPLDRVPWRSTATUS_MASK;
426 if (event == SND_SOC_DAPM_POST_PMU)
427 timeout = 7 * USEC_PER_SEC;
428 break;
429 case WIDGET_BIT(AIC31XX_HPDRIVER, 6):
430 mask = AIC31XX_HPRDRVPWRSTATUS_MASK;
431 if (event == SND_SOC_DAPM_POST_PMU)
432 timeout = 7 * USEC_PER_SEC;
433 break;
434 case WIDGET_BIT(AIC31XX_SPKAMP, 7):
435 mask = AIC31XX_SPLDRVPWRSTATUS_MASK;
436 break;
437 case WIDGET_BIT(AIC31XX_SPKAMP, 6):
438 mask = AIC31XX_SPRDRVPWRSTATUS_MASK;
439 break;
440 case WIDGET_BIT(AIC31XX_ADCSETUP, 7):
441 mask = AIC31XX_ADCPWRSTATUS_MASK;
442 reg = AIC31XX_ADCFLAG;
443 break;
444 default:
445 dev_err(component->dev, "Unknown widget '%s' calling %s\n",
446 w->name, __func__);
447 return -EINVAL;
448 }
449
450 switch (event) {
451 case SND_SOC_DAPM_POST_PMU:
452 return aic31xx_wait_bits(aic31xx, reg, mask, mask,
453 5000, timeout / 5000);
454 case SND_SOC_DAPM_POST_PMD:
455 return aic31xx_wait_bits(aic31xx, reg, mask, 0,
456 5000, timeout / 5000);
457 default:
458 dev_dbg(component->dev,
459 "Unhandled dapm widget event %d from %s\n",
460 event, w->name);
461 }
462 return 0;
463 }
464
465 static const struct snd_kcontrol_new aic31xx_left_output_switches[] = {
466 SOC_DAPM_SINGLE("From Left DAC", AIC31XX_DACMIXERROUTE, 6, 1, 0),
467 SOC_DAPM_SINGLE("From MIC1LP", AIC31XX_DACMIXERROUTE, 5, 1, 0),
468 SOC_DAPM_SINGLE("From MIC1RP", AIC31XX_DACMIXERROUTE, 4, 1, 0),
469 };
470
471 static const struct snd_kcontrol_new aic31xx_right_output_switches[] = {
472 SOC_DAPM_SINGLE("From Right DAC", AIC31XX_DACMIXERROUTE, 2, 1, 0),
473 SOC_DAPM_SINGLE("From MIC1RP", AIC31XX_DACMIXERROUTE, 1, 1, 0),
474 };
475
476 static const struct snd_kcontrol_new dac31xx_left_output_switches[] = {
477 SOC_DAPM_SINGLE("From Left DAC", AIC31XX_DACMIXERROUTE, 6, 1, 0),
478 SOC_DAPM_SINGLE("From AIN1", AIC31XX_DACMIXERROUTE, 5, 1, 0),
479 SOC_DAPM_SINGLE("From AIN2", AIC31XX_DACMIXERROUTE, 4, 1, 0),
480 };
481
482 static const struct snd_kcontrol_new dac31xx_right_output_switches[] = {
483 SOC_DAPM_SINGLE("From Right DAC", AIC31XX_DACMIXERROUTE, 2, 1, 0),
484 SOC_DAPM_SINGLE("From AIN2", AIC31XX_DACMIXERROUTE, 1, 1, 0),
485 };
486
487 static const struct snd_kcontrol_new p_term_mic1lp =
488 SOC_DAPM_ENUM("MIC1LP P-Terminal", mic1lp_p_enum);
489
490 static const struct snd_kcontrol_new p_term_mic1rp =
491 SOC_DAPM_ENUM("MIC1RP P-Terminal", mic1rp_p_enum);
492
493 static const struct snd_kcontrol_new p_term_mic1lm =
494 SOC_DAPM_ENUM("MIC1LM P-Terminal", mic1lm_p_enum);
495
496 static const struct snd_kcontrol_new m_term_mic1lm =
497 SOC_DAPM_ENUM("MIC1LM M-Terminal", mic1lm_m_enum);
498
499 static const struct snd_kcontrol_new aic31xx_dapm_hpl_switch =
500 SOC_DAPM_SINGLE("Switch", AIC31XX_LANALOGHPL, 7, 1, 0);
501
502 static const struct snd_kcontrol_new aic31xx_dapm_hpr_switch =
503 SOC_DAPM_SINGLE("Switch", AIC31XX_RANALOGHPR, 7, 1, 0);
504
505 static const struct snd_kcontrol_new aic31xx_dapm_spl_switch =
506 SOC_DAPM_SINGLE("Switch", AIC31XX_LANALOGSPL, 7, 1, 0);
507
508 static const struct snd_kcontrol_new aic31xx_dapm_spr_switch =
509 SOC_DAPM_SINGLE("Switch", AIC31XX_RANALOGSPR, 7, 1, 0);
510
mic_bias_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)511 static int mic_bias_event(struct snd_soc_dapm_widget *w,
512 struct snd_kcontrol *kcontrol, int event)
513 {
514 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
515 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
516
517 switch (event) {
518 case SND_SOC_DAPM_POST_PMU:
519 /* change mic bias voltage to user defined */
520 snd_soc_component_update_bits(component, AIC31XX_MICBIAS,
521 AIC31XX_MICBIAS_MASK,
522 aic31xx->micbias_vg <<
523 AIC31XX_MICBIAS_SHIFT);
524 dev_dbg(component->dev, "%s: turned on\n", __func__);
525 break;
526 case SND_SOC_DAPM_PRE_PMD:
527 /* turn mic bias off */
528 snd_soc_component_update_bits(component, AIC31XX_MICBIAS,
529 AIC31XX_MICBIAS_MASK, 0);
530 dev_dbg(component->dev, "%s: turned off\n", __func__);
531 break;
532 }
533 return 0;
534 }
535
536 static const struct snd_soc_dapm_widget common31xx_dapm_widgets[] = {
537 SND_SOC_DAPM_AIF_IN("AIF IN", "Playback", 0, SND_SOC_NOPM, 0, 0),
538
539 SND_SOC_DAPM_MUX("DAC Left Input",
540 SND_SOC_NOPM, 0, 0, &ldac_in_control),
541 SND_SOC_DAPM_MUX("DAC Right Input",
542 SND_SOC_NOPM, 0, 0, &rdac_in_control),
543 /* DACs */
544 SND_SOC_DAPM_DAC_E("DAC Left", "Left Playback",
545 AIC31XX_DACSETUP, 7, 0, aic31xx_dapm_power_event,
546 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
547
548 SND_SOC_DAPM_DAC_E("DAC Right", "Right Playback",
549 AIC31XX_DACSETUP, 6, 0, aic31xx_dapm_power_event,
550 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
551
552 /* HP */
553 SND_SOC_DAPM_SWITCH("HP Left", SND_SOC_NOPM, 0, 0,
554 &aic31xx_dapm_hpl_switch),
555 SND_SOC_DAPM_SWITCH("HP Right", SND_SOC_NOPM, 0, 0,
556 &aic31xx_dapm_hpr_switch),
557
558 /* Output drivers */
559 SND_SOC_DAPM_OUT_DRV_E("HPL Driver", AIC31XX_HPDRIVER, 7, 0,
560 NULL, 0, aic31xx_dapm_power_event,
561 SND_SOC_DAPM_POST_PMD | SND_SOC_DAPM_POST_PMU),
562 SND_SOC_DAPM_OUT_DRV_E("HPR Driver", AIC31XX_HPDRIVER, 6, 0,
563 NULL, 0, aic31xx_dapm_power_event,
564 SND_SOC_DAPM_POST_PMD | SND_SOC_DAPM_POST_PMU),
565
566 /* Mic Bias */
567 SND_SOC_DAPM_SUPPLY("MICBIAS", SND_SOC_NOPM, 0, 0, mic_bias_event,
568 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
569
570 /* Keep BCLK/WCLK enabled even if DAC/ADC is powered down */
571 SND_SOC_DAPM_SUPPLY("Activate I2S clocks", AIC31XX_IFACE2, 2, 0,
572 NULL, 0),
573
574 /* Outputs */
575 SND_SOC_DAPM_OUTPUT("HPL"),
576 SND_SOC_DAPM_OUTPUT("HPR"),
577 };
578
579 static const struct snd_soc_dapm_widget dac31xx_dapm_widgets[] = {
580 /* Inputs */
581 SND_SOC_DAPM_INPUT("AIN1"),
582 SND_SOC_DAPM_INPUT("AIN2"),
583
584 /* Output Mixers */
585 SND_SOC_DAPM_MIXER("Output Left", SND_SOC_NOPM, 0, 0,
586 dac31xx_left_output_switches,
587 ARRAY_SIZE(dac31xx_left_output_switches)),
588 SND_SOC_DAPM_MIXER("Output Right", SND_SOC_NOPM, 0, 0,
589 dac31xx_right_output_switches,
590 ARRAY_SIZE(dac31xx_right_output_switches)),
591 };
592
593 static const struct snd_soc_dapm_widget aic31xx_dapm_widgets[] = {
594 /* Inputs */
595 SND_SOC_DAPM_INPUT("MIC1LP"),
596 SND_SOC_DAPM_INPUT("MIC1RP"),
597 SND_SOC_DAPM_INPUT("MIC1LM"),
598
599 /* Input Selection to MIC_PGA */
600 SND_SOC_DAPM_MUX("MIC1LP P-Terminal", SND_SOC_NOPM, 0, 0,
601 &p_term_mic1lp),
602 SND_SOC_DAPM_MUX("MIC1RP P-Terminal", SND_SOC_NOPM, 0, 0,
603 &p_term_mic1rp),
604 SND_SOC_DAPM_MUX("MIC1LM P-Terminal", SND_SOC_NOPM, 0, 0,
605 &p_term_mic1lm),
606
607 /* ADC */
608 SND_SOC_DAPM_ADC_E("ADC", "Capture", AIC31XX_ADCSETUP, 7, 0,
609 aic31xx_dapm_power_event, SND_SOC_DAPM_POST_PMU |
610 SND_SOC_DAPM_POST_PMD),
611
612 SND_SOC_DAPM_MUX("MIC1LM M-Terminal", SND_SOC_NOPM, 0, 0,
613 &m_term_mic1lm),
614
615 /* Enabling & Disabling MIC Gain Ctl */
616 SND_SOC_DAPM_PGA("MIC_GAIN_CTL", AIC31XX_MICPGA,
617 7, 1, NULL, 0),
618
619 /* Output Mixers */
620 SND_SOC_DAPM_MIXER("Output Left", SND_SOC_NOPM, 0, 0,
621 aic31xx_left_output_switches,
622 ARRAY_SIZE(aic31xx_left_output_switches)),
623 SND_SOC_DAPM_MIXER("Output Right", SND_SOC_NOPM, 0, 0,
624 aic31xx_right_output_switches,
625 ARRAY_SIZE(aic31xx_right_output_switches)),
626
627 SND_SOC_DAPM_AIF_OUT("AIF OUT", "Capture", 0, SND_SOC_NOPM, 0, 0),
628 };
629
630 static const struct snd_soc_dapm_widget aic311x_dapm_widgets[] = {
631 /* AIC3111 and AIC3110 have stereo class-D amplifier */
632 SND_SOC_DAPM_OUT_DRV_E("SPL ClassD", AIC31XX_SPKAMP, 7, 0, NULL, 0,
633 aic31xx_dapm_power_event, SND_SOC_DAPM_POST_PMU |
634 SND_SOC_DAPM_POST_PMD),
635 SND_SOC_DAPM_OUT_DRV_E("SPR ClassD", AIC31XX_SPKAMP, 6, 0, NULL, 0,
636 aic31xx_dapm_power_event, SND_SOC_DAPM_POST_PMU |
637 SND_SOC_DAPM_POST_PMD),
638 SND_SOC_DAPM_SWITCH("Speaker Left", SND_SOC_NOPM, 0, 0,
639 &aic31xx_dapm_spl_switch),
640 SND_SOC_DAPM_SWITCH("Speaker Right", SND_SOC_NOPM, 0, 0,
641 &aic31xx_dapm_spr_switch),
642 SND_SOC_DAPM_OUTPUT("SPL"),
643 SND_SOC_DAPM_OUTPUT("SPR"),
644 };
645
646 /* AIC3100 and AIC3120 have only mono class-D amplifier */
647 static const struct snd_soc_dapm_widget aic310x_dapm_widgets[] = {
648 SND_SOC_DAPM_OUT_DRV_E("SPK ClassD", AIC31XX_SPKAMP, 7, 0, NULL, 0,
649 aic31xx_dapm_power_event, SND_SOC_DAPM_POST_PMU |
650 SND_SOC_DAPM_POST_PMD),
651 SND_SOC_DAPM_SWITCH("Speaker", SND_SOC_NOPM, 0, 0,
652 &aic31xx_dapm_spl_switch),
653 SND_SOC_DAPM_OUTPUT("SPK"),
654 };
655
656 static const struct snd_soc_dapm_route
657 common31xx_audio_map[] = {
658 /* DAC Input Routing */
659 {"DAC Left Input", "Left Data", "AIF IN"},
660 {"DAC Left Input", "Right Data", "AIF IN"},
661 {"DAC Left Input", "Mono", "AIF IN"},
662 {"DAC Right Input", "Left Data", "AIF IN"},
663 {"DAC Right Input", "Right Data", "AIF IN"},
664 {"DAC Right Input", "Mono", "AIF IN"},
665 {"DAC Left", NULL, "DAC Left Input"},
666 {"DAC Right", NULL, "DAC Right Input"},
667
668 /* HPL path */
669 {"HP Left", "Switch", "Output Left"},
670 {"HPL Driver", NULL, "HP Left"},
671 {"HPL", NULL, "HPL Driver"},
672
673 /* HPR path */
674 {"HP Right", "Switch", "Output Right"},
675 {"HPR Driver", NULL, "HP Right"},
676 {"HPR", NULL, "HPR Driver"},
677 };
678
679 static const struct snd_soc_dapm_route
680 dac31xx_audio_map[] = {
681 /* Left Output */
682 {"Output Left", "From Left DAC", "DAC Left"},
683 {"Output Left", "From AIN1", "AIN1"},
684 {"Output Left", "From AIN2", "AIN2"},
685
686 /* Right Output */
687 {"Output Right", "From Right DAC", "DAC Right"},
688 {"Output Right", "From AIN2", "AIN2"},
689 };
690
691 static const struct snd_soc_dapm_route
692 aic31xx_audio_map[] = {
693 /* Mic input */
694 {"MIC1LP P-Terminal", "FFR 10 Ohm", "MIC1LP"},
695 {"MIC1LP P-Terminal", "FFR 20 Ohm", "MIC1LP"},
696 {"MIC1LP P-Terminal", "FFR 40 Ohm", "MIC1LP"},
697 {"MIC1RP P-Terminal", "FFR 10 Ohm", "MIC1RP"},
698 {"MIC1RP P-Terminal", "FFR 20 Ohm", "MIC1RP"},
699 {"MIC1RP P-Terminal", "FFR 40 Ohm", "MIC1RP"},
700 {"MIC1LM P-Terminal", "FFR 10 Ohm", "MIC1LM"},
701 {"MIC1LM P-Terminal", "FFR 20 Ohm", "MIC1LM"},
702 {"MIC1LM P-Terminal", "FFR 40 Ohm", "MIC1LM"},
703
704 {"MIC1LM M-Terminal", "FFR 10 Ohm", "MIC1LM"},
705 {"MIC1LM M-Terminal", "FFR 20 Ohm", "MIC1LM"},
706 {"MIC1LM M-Terminal", "FFR 40 Ohm", "MIC1LM"},
707
708 {"MIC_GAIN_CTL", NULL, "MIC1LP P-Terminal"},
709 {"MIC_GAIN_CTL", NULL, "MIC1RP P-Terminal"},
710 {"MIC_GAIN_CTL", NULL, "MIC1LM P-Terminal"},
711 {"MIC_GAIN_CTL", NULL, "MIC1LM M-Terminal"},
712
713 {"ADC", NULL, "MIC_GAIN_CTL"},
714
715 {"AIF OUT", NULL, "ADC"},
716
717 /* Left Output */
718 {"Output Left", "From Left DAC", "DAC Left"},
719 {"Output Left", "From MIC1LP", "MIC1LP"},
720 {"Output Left", "From MIC1RP", "MIC1RP"},
721
722 /* Right Output */
723 {"Output Right", "From Right DAC", "DAC Right"},
724 {"Output Right", "From MIC1RP", "MIC1RP"},
725 };
726
727 static const struct snd_soc_dapm_route
728 aic311x_audio_map[] = {
729 /* SP L path */
730 {"Speaker Left", "Switch", "Output Left"},
731 {"SPL ClassD", NULL, "Speaker Left"},
732 {"SPL", NULL, "SPL ClassD"},
733
734 /* SP R path */
735 {"Speaker Right", "Switch", "Output Right"},
736 {"SPR ClassD", NULL, "Speaker Right"},
737 {"SPR", NULL, "SPR ClassD"},
738 };
739
740 static const struct snd_soc_dapm_route
741 aic310x_audio_map[] = {
742 /* SP L path */
743 {"Speaker", "Switch", "Output Left"},
744 {"SPK ClassD", NULL, "Speaker"},
745 {"SPK", NULL, "SPK ClassD"},
746 };
747
748 /*
749 * Always connected DAPM routes for codec clock master modes.
750 * If the codec is the master on the I2S bus, we need to power up components
751 * to have valid DAC_CLK.
752 *
753 * In order to have the I2S clocks on the bus either the DACs/ADC need to be
754 * enabled, or the P0/R29/D2 (Keep bclk/wclk in power down) need to be set.
755 *
756 * Otherwise the codec will not generate clocks on the bus.
757 */
758 static const struct snd_soc_dapm_route
759 common31xx_cm_audio_map[] = {
760 {"HPL", NULL, "AIF IN"},
761 {"HPR", NULL, "AIF IN"},
762
763 {"AIF IN", NULL, "Activate I2S clocks"},
764 };
765
766 static const struct snd_soc_dapm_route
767 aic31xx_cm_audio_map[] = {
768 {"AIF OUT", NULL, "MIC1LP"},
769 {"AIF OUT", NULL, "MIC1RP"},
770 {"AIF OUT", NULL, "MIC1LM"},
771
772 {"AIF OUT", NULL, "Activate I2S clocks"},
773 };
774
aic31xx_add_controls(struct snd_soc_component * component)775 static int aic31xx_add_controls(struct snd_soc_component *component)
776 {
777 int ret = 0;
778 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
779
780 if (!(aic31xx->codec_type & DAC31XX_BIT))
781 ret = snd_soc_add_component_controls(
782 component, aic31xx_snd_controls,
783 ARRAY_SIZE(aic31xx_snd_controls));
784 if (ret)
785 return ret;
786
787 if (aic31xx->codec_type & AIC31XX_STEREO_CLASS_D_BIT)
788 ret = snd_soc_add_component_controls(
789 component, aic311x_snd_controls,
790 ARRAY_SIZE(aic311x_snd_controls));
791 else
792 ret = snd_soc_add_component_controls(
793 component, aic310x_snd_controls,
794 ARRAY_SIZE(aic310x_snd_controls));
795
796 return ret;
797 }
798
aic31xx_add_widgets(struct snd_soc_component * component)799 static int aic31xx_add_widgets(struct snd_soc_component *component)
800 {
801 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
802 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
803 int ret = 0;
804
805 if (aic31xx->codec_type & DAC31XX_BIT) {
806 ret = snd_soc_dapm_new_controls(
807 dapm, dac31xx_dapm_widgets,
808 ARRAY_SIZE(dac31xx_dapm_widgets));
809 if (ret)
810 return ret;
811
812 ret = snd_soc_dapm_add_routes(dapm, dac31xx_audio_map,
813 ARRAY_SIZE(dac31xx_audio_map));
814 if (ret)
815 return ret;
816 } else {
817 ret = snd_soc_dapm_new_controls(
818 dapm, aic31xx_dapm_widgets,
819 ARRAY_SIZE(aic31xx_dapm_widgets));
820 if (ret)
821 return ret;
822
823 ret = snd_soc_dapm_add_routes(dapm, aic31xx_audio_map,
824 ARRAY_SIZE(aic31xx_audio_map));
825 if (ret)
826 return ret;
827 }
828
829 if (aic31xx->codec_type & AIC31XX_STEREO_CLASS_D_BIT) {
830 ret = snd_soc_dapm_new_controls(
831 dapm, aic311x_dapm_widgets,
832 ARRAY_SIZE(aic311x_dapm_widgets));
833 if (ret)
834 return ret;
835
836 ret = snd_soc_dapm_add_routes(dapm, aic311x_audio_map,
837 ARRAY_SIZE(aic311x_audio_map));
838 if (ret)
839 return ret;
840 } else {
841 ret = snd_soc_dapm_new_controls(
842 dapm, aic310x_dapm_widgets,
843 ARRAY_SIZE(aic310x_dapm_widgets));
844 if (ret)
845 return ret;
846
847 ret = snd_soc_dapm_add_routes(dapm, aic310x_audio_map,
848 ARRAY_SIZE(aic310x_audio_map));
849 if (ret)
850 return ret;
851 }
852
853 return 0;
854 }
855
aic31xx_setup_pll(struct snd_soc_component * component,struct snd_pcm_hw_params * params)856 static int aic31xx_setup_pll(struct snd_soc_component *component,
857 struct snd_pcm_hw_params *params)
858 {
859 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
860 int bclk_score = snd_soc_params_to_frame_size(params);
861 int mclk_p;
862 int bclk_n = 0;
863 int match = -1;
864 int i;
865
866 if (!aic31xx->sysclk || !aic31xx->p_div) {
867 dev_err(component->dev, "Master clock not supplied\n");
868 return -EINVAL;
869 }
870 mclk_p = aic31xx->sysclk / aic31xx->p_div;
871
872 /* Use PLL as CODEC_CLKIN and DAC_CLK as BDIV_CLKIN */
873 snd_soc_component_update_bits(component, AIC31XX_CLKMUX,
874 AIC31XX_CODEC_CLKIN_MASK, AIC31XX_CODEC_CLKIN_PLL);
875 snd_soc_component_update_bits(component, AIC31XX_IFACE2,
876 AIC31XX_BDIVCLK_MASK, AIC31XX_DAC2BCLK);
877
878 for (i = 0; i < ARRAY_SIZE(aic31xx_divs); i++) {
879 if (aic31xx_divs[i].rate == params_rate(params) &&
880 aic31xx_divs[i].mclk_p == mclk_p) {
881 int s = (aic31xx_divs[i].dosr * aic31xx_divs[i].mdac) %
882 snd_soc_params_to_frame_size(params);
883 int bn = (aic31xx_divs[i].dosr * aic31xx_divs[i].mdac) /
884 snd_soc_params_to_frame_size(params);
885 if (s < bclk_score && bn > 0) {
886 match = i;
887 bclk_n = bn;
888 bclk_score = s;
889 }
890 }
891 }
892
893 if (match == -1) {
894 dev_err(component->dev,
895 "%s: Sample rate (%u) and format not supported\n",
896 __func__, params_rate(params));
897 /* See bellow for details how fix this. */
898 return -EINVAL;
899 }
900 if (bclk_score != 0) {
901 dev_warn(component->dev, "Can not produce exact bitclock");
902 /* This is fine if using dsp format, but if using i2s
903 there may be trouble. To fix the issue edit the
904 aic31xx_divs table for your mclk and sample
905 rate. Details can be found from:
906 https://www.ti.com/lit/ds/symlink/tlv320aic3100.pdf
907 Section: 5.6 CLOCK Generation and PLL
908 */
909 }
910 i = match;
911
912 /* PLL configuration */
913 snd_soc_component_update_bits(component, AIC31XX_PLLPR, AIC31XX_PLL_MASK,
914 (aic31xx->p_div << 4) | aic31xx_divs[i].pll_r);
915 snd_soc_component_write(component, AIC31XX_PLLJ, aic31xx_divs[i].pll_j);
916
917 snd_soc_component_write(component, AIC31XX_PLLDMSB,
918 aic31xx_divs[i].pll_d >> 8);
919 snd_soc_component_write(component, AIC31XX_PLLDLSB,
920 aic31xx_divs[i].pll_d & 0xff);
921
922 /* DAC dividers configuration */
923 snd_soc_component_update_bits(component, AIC31XX_NDAC, AIC31XX_PLL_MASK,
924 aic31xx_divs[i].ndac);
925 snd_soc_component_update_bits(component, AIC31XX_MDAC, AIC31XX_PLL_MASK,
926 aic31xx_divs[i].mdac);
927
928 snd_soc_component_write(component, AIC31XX_DOSRMSB, aic31xx_divs[i].dosr >> 8);
929 snd_soc_component_write(component, AIC31XX_DOSRLSB, aic31xx_divs[i].dosr & 0xff);
930
931 /* ADC dividers configuration. Write reset value 1 if not used. */
932 snd_soc_component_update_bits(component, AIC31XX_NADC, AIC31XX_PLL_MASK,
933 aic31xx_divs[i].nadc ? aic31xx_divs[i].nadc : 1);
934 snd_soc_component_update_bits(component, AIC31XX_MADC, AIC31XX_PLL_MASK,
935 aic31xx_divs[i].madc ? aic31xx_divs[i].madc : 1);
936
937 snd_soc_component_write(component, AIC31XX_AOSR, aic31xx_divs[i].aosr);
938
939 /* Bit clock divider configuration. */
940 snd_soc_component_update_bits(component, AIC31XX_BCLKN,
941 AIC31XX_PLL_MASK, bclk_n);
942
943 aic31xx->rate_div_line = i;
944
945 dev_dbg(component->dev,
946 "pll %d.%04d/%d dosr %d n %d m %d aosr %d n %d m %d bclk_n %d\n",
947 aic31xx_divs[i].pll_j,
948 aic31xx_divs[i].pll_d,
949 aic31xx->p_div,
950 aic31xx_divs[i].dosr,
951 aic31xx_divs[i].ndac,
952 aic31xx_divs[i].mdac,
953 aic31xx_divs[i].aosr,
954 aic31xx_divs[i].nadc,
955 aic31xx_divs[i].madc,
956 bclk_n
957 );
958
959 return 0;
960 }
961
aic31xx_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)962 static int aic31xx_hw_params(struct snd_pcm_substream *substream,
963 struct snd_pcm_hw_params *params,
964 struct snd_soc_dai *dai)
965 {
966 struct snd_soc_component *component = dai->component;
967 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
968 u8 data = 0;
969
970 dev_dbg(component->dev, "## %s: width %d rate %d\n",
971 __func__, params_width(params),
972 params_rate(params));
973
974 switch (params_width(params)) {
975 case 16:
976 break;
977 case 20:
978 data = (AIC31XX_WORD_LEN_20BITS <<
979 AIC31XX_IFACE1_DATALEN_SHIFT);
980 break;
981 case 24:
982 data = (AIC31XX_WORD_LEN_24BITS <<
983 AIC31XX_IFACE1_DATALEN_SHIFT);
984 break;
985 case 32:
986 data = (AIC31XX_WORD_LEN_32BITS <<
987 AIC31XX_IFACE1_DATALEN_SHIFT);
988 break;
989 default:
990 dev_err(component->dev, "%s: Unsupported width %d\n",
991 __func__, params_width(params));
992 return -EINVAL;
993 }
994
995 snd_soc_component_update_bits(component, AIC31XX_IFACE1,
996 AIC31XX_IFACE1_DATALEN_MASK,
997 data);
998
999 /*
1000 * If BCLK is used as PLL input, the sysclk is determined by the hw
1001 * params. So it must be updated here to match the input frequency.
1002 */
1003 if (aic31xx->sysclk_id == AIC31XX_PLL_CLKIN_BCLK) {
1004 aic31xx->sysclk = params_rate(params) * params_width(params) *
1005 params_channels(params);
1006 aic31xx->p_div = 1;
1007 }
1008
1009 return aic31xx_setup_pll(component, params);
1010 }
1011
aic31xx_dac_mute(struct snd_soc_dai * codec_dai,int mute,int direction)1012 static int aic31xx_dac_mute(struct snd_soc_dai *codec_dai, int mute,
1013 int direction)
1014 {
1015 struct snd_soc_component *component = codec_dai->component;
1016
1017 if (mute) {
1018 snd_soc_component_update_bits(component, AIC31XX_DACMUTE,
1019 AIC31XX_DACMUTE_MASK,
1020 AIC31XX_DACMUTE_MASK);
1021 } else {
1022 snd_soc_component_update_bits(component, AIC31XX_DACMUTE,
1023 AIC31XX_DACMUTE_MASK, 0x0);
1024 }
1025
1026 return 0;
1027 }
1028
aic31xx_clock_master_routes(struct snd_soc_component * component,unsigned int fmt)1029 static int aic31xx_clock_master_routes(struct snd_soc_component *component,
1030 unsigned int fmt)
1031 {
1032 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1033 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
1034 int ret;
1035
1036 fmt &= SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK;
1037 if (fmt == SND_SOC_DAIFMT_CBC_CFC &&
1038 aic31xx->master_dapm_route_applied) {
1039 /*
1040 * Remove the DAPM route(s) for codec clock master modes,
1041 * if applied
1042 */
1043 ret = snd_soc_dapm_del_routes(dapm, common31xx_cm_audio_map,
1044 ARRAY_SIZE(common31xx_cm_audio_map));
1045 if (!ret && !(aic31xx->codec_type & DAC31XX_BIT))
1046 ret = snd_soc_dapm_del_routes(dapm,
1047 aic31xx_cm_audio_map,
1048 ARRAY_SIZE(aic31xx_cm_audio_map));
1049
1050 if (ret)
1051 return ret;
1052
1053 aic31xx->master_dapm_route_applied = false;
1054 } else if (fmt != SND_SOC_DAIFMT_CBC_CFC &&
1055 !aic31xx->master_dapm_route_applied) {
1056 /*
1057 * Add the needed DAPM route(s) for codec clock master modes,
1058 * if it is not done already
1059 */
1060 ret = snd_soc_dapm_add_routes(dapm, common31xx_cm_audio_map,
1061 ARRAY_SIZE(common31xx_cm_audio_map));
1062 if (!ret && !(aic31xx->codec_type & DAC31XX_BIT))
1063 ret = snd_soc_dapm_add_routes(dapm,
1064 aic31xx_cm_audio_map,
1065 ARRAY_SIZE(aic31xx_cm_audio_map));
1066
1067 if (ret)
1068 return ret;
1069
1070 aic31xx->master_dapm_route_applied = true;
1071 }
1072
1073 return 0;
1074 }
1075
aic31xx_set_dai_fmt(struct snd_soc_dai * codec_dai,unsigned int fmt)1076 static int aic31xx_set_dai_fmt(struct snd_soc_dai *codec_dai,
1077 unsigned int fmt)
1078 {
1079 struct snd_soc_component *component = codec_dai->component;
1080 u8 iface_reg1 = 0;
1081 u8 iface_reg2 = 0;
1082 u8 dsp_a_val = 0;
1083
1084 dev_dbg(component->dev, "## %s: fmt = 0x%x\n", __func__, fmt);
1085
1086 switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
1087 case SND_SOC_DAIFMT_CBP_CFP:
1088 iface_reg1 |= AIC31XX_BCLK_MASTER | AIC31XX_WCLK_MASTER;
1089 break;
1090 case SND_SOC_DAIFMT_CBC_CFP:
1091 iface_reg1 |= AIC31XX_WCLK_MASTER;
1092 break;
1093 case SND_SOC_DAIFMT_CBP_CFC:
1094 iface_reg1 |= AIC31XX_BCLK_MASTER;
1095 break;
1096 case SND_SOC_DAIFMT_CBC_CFC:
1097 break;
1098 default:
1099 dev_err(component->dev, "Invalid DAI clock provider\n");
1100 return -EINVAL;
1101 }
1102
1103 /* signal polarity */
1104 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1105 case SND_SOC_DAIFMT_NB_NF:
1106 break;
1107 case SND_SOC_DAIFMT_IB_NF:
1108 iface_reg2 |= AIC31XX_BCLKINV_MASK;
1109 break;
1110 default:
1111 dev_err(component->dev, "Invalid DAI clock signal polarity\n");
1112 return -EINVAL;
1113 }
1114
1115 /* interface format */
1116 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1117 case SND_SOC_DAIFMT_I2S:
1118 break;
1119 case SND_SOC_DAIFMT_DSP_A:
1120 dsp_a_val = 0x1;
1121 fallthrough;
1122 case SND_SOC_DAIFMT_DSP_B:
1123 /*
1124 * NOTE: This CODEC samples on the falling edge of BCLK in
1125 * DSP mode, this is inverted compared to what most DAIs
1126 * expect, so we invert for this mode
1127 */
1128 iface_reg2 ^= AIC31XX_BCLKINV_MASK;
1129 iface_reg1 |= (AIC31XX_DSP_MODE <<
1130 AIC31XX_IFACE1_DATATYPE_SHIFT);
1131 break;
1132 case SND_SOC_DAIFMT_RIGHT_J:
1133 iface_reg1 |= (AIC31XX_RIGHT_JUSTIFIED_MODE <<
1134 AIC31XX_IFACE1_DATATYPE_SHIFT);
1135 break;
1136 case SND_SOC_DAIFMT_LEFT_J:
1137 iface_reg1 |= (AIC31XX_LEFT_JUSTIFIED_MODE <<
1138 AIC31XX_IFACE1_DATATYPE_SHIFT);
1139 break;
1140 default:
1141 dev_err(component->dev, "Invalid DAI interface format\n");
1142 return -EINVAL;
1143 }
1144
1145 snd_soc_component_update_bits(component, AIC31XX_IFACE1,
1146 AIC31XX_IFACE1_DATATYPE_MASK |
1147 AIC31XX_IFACE1_MASTER_MASK,
1148 iface_reg1);
1149 snd_soc_component_update_bits(component, AIC31XX_DATA_OFFSET,
1150 AIC31XX_DATA_OFFSET_MASK,
1151 dsp_a_val);
1152 snd_soc_component_update_bits(component, AIC31XX_IFACE2,
1153 AIC31XX_BCLKINV_MASK,
1154 iface_reg2);
1155
1156 return aic31xx_clock_master_routes(component, fmt);
1157 }
1158
aic31xx_set_dai_sysclk(struct snd_soc_dai * codec_dai,int clk_id,unsigned int freq,int dir)1159 static int aic31xx_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1160 int clk_id, unsigned int freq, int dir)
1161 {
1162 struct snd_soc_component *component = codec_dai->component;
1163 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
1164 int i;
1165
1166 dev_dbg(component->dev, "## %s: clk_id = %d, freq = %d, dir = %d\n",
1167 __func__, clk_id, freq, dir);
1168
1169 for (i = 1; i < 8; i++)
1170 if (freq / i <= 20000000)
1171 break;
1172 if (freq/i > 20000000) {
1173 dev_err(aic31xx->dev, "%s: Too high mclk frequency %u\n",
1174 __func__, freq);
1175 return -EINVAL;
1176 }
1177 aic31xx->p_div = i;
1178
1179 for (i = 0; i < ARRAY_SIZE(aic31xx_divs); i++)
1180 if (aic31xx_divs[i].mclk_p == freq / aic31xx->p_div)
1181 break;
1182 if (i == ARRAY_SIZE(aic31xx_divs)) {
1183 dev_err(aic31xx->dev, "%s: Unsupported frequency %d\n",
1184 __func__, freq);
1185 return -EINVAL;
1186 }
1187
1188 /* set clock on MCLK, BCLK, or GPIO1 as PLL input */
1189 snd_soc_component_update_bits(component, AIC31XX_CLKMUX, AIC31XX_PLL_CLKIN_MASK,
1190 clk_id << AIC31XX_PLL_CLKIN_SHIFT);
1191
1192 aic31xx->sysclk_id = clk_id;
1193 aic31xx->sysclk = freq;
1194
1195 return 0;
1196 }
1197
aic31xx_regulator_event(struct notifier_block * nb,unsigned long event,void * data)1198 static int aic31xx_regulator_event(struct notifier_block *nb,
1199 unsigned long event, void *data)
1200 {
1201 struct aic31xx_disable_nb *disable_nb =
1202 container_of(nb, struct aic31xx_disable_nb, nb);
1203 struct aic31xx_priv *aic31xx = disable_nb->aic31xx;
1204
1205 if (event & REGULATOR_EVENT_DISABLE) {
1206 /*
1207 * Put codec to reset and as at least one of the
1208 * supplies was disabled.
1209 */
1210 if (aic31xx->gpio_reset)
1211 gpiod_set_value(aic31xx->gpio_reset, 1);
1212
1213 regcache_mark_dirty(aic31xx->regmap);
1214 dev_dbg(aic31xx->dev, "## %s: DISABLE received\n", __func__);
1215 }
1216
1217 return 0;
1218 }
1219
aic31xx_reset(struct aic31xx_priv * aic31xx)1220 static int aic31xx_reset(struct aic31xx_priv *aic31xx)
1221 {
1222 int ret = 0;
1223
1224 if (aic31xx->gpio_reset) {
1225 gpiod_set_value(aic31xx->gpio_reset, 1);
1226 ndelay(10); /* At least 10ns */
1227 gpiod_set_value(aic31xx->gpio_reset, 0);
1228 } else {
1229 ret = regmap_write(aic31xx->regmap, AIC31XX_RESET, 1);
1230 }
1231 mdelay(1); /* At least 1ms */
1232
1233 return ret;
1234 }
1235
aic31xx_clk_on(struct snd_soc_component * component)1236 static void aic31xx_clk_on(struct snd_soc_component *component)
1237 {
1238 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
1239 u8 mask = AIC31XX_PM_MASK;
1240 u8 on = AIC31XX_PM_MASK;
1241
1242 dev_dbg(component->dev, "codec clock -> on (rate %d)\n",
1243 aic31xx_divs[aic31xx->rate_div_line].rate);
1244 snd_soc_component_update_bits(component, AIC31XX_PLLPR, mask, on);
1245 mdelay(10);
1246 snd_soc_component_update_bits(component, AIC31XX_NDAC, mask, on);
1247 snd_soc_component_update_bits(component, AIC31XX_MDAC, mask, on);
1248 if (aic31xx_divs[aic31xx->rate_div_line].nadc)
1249 snd_soc_component_update_bits(component, AIC31XX_NADC, mask, on);
1250 if (aic31xx_divs[aic31xx->rate_div_line].madc)
1251 snd_soc_component_update_bits(component, AIC31XX_MADC, mask, on);
1252 snd_soc_component_update_bits(component, AIC31XX_BCLKN, mask, on);
1253 }
1254
aic31xx_clk_off(struct snd_soc_component * component)1255 static void aic31xx_clk_off(struct snd_soc_component *component)
1256 {
1257 u8 mask = AIC31XX_PM_MASK;
1258 u8 off = 0;
1259
1260 dev_dbg(component->dev, "codec clock -> off\n");
1261 snd_soc_component_update_bits(component, AIC31XX_BCLKN, mask, off);
1262 snd_soc_component_update_bits(component, AIC31XX_MADC, mask, off);
1263 snd_soc_component_update_bits(component, AIC31XX_NADC, mask, off);
1264 snd_soc_component_update_bits(component, AIC31XX_MDAC, mask, off);
1265 snd_soc_component_update_bits(component, AIC31XX_NDAC, mask, off);
1266 snd_soc_component_update_bits(component, AIC31XX_PLLPR, mask, off);
1267 }
1268
aic31xx_power_on(struct snd_soc_component * component)1269 static int aic31xx_power_on(struct snd_soc_component *component)
1270 {
1271 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
1272 int ret;
1273
1274 ret = regulator_bulk_enable(ARRAY_SIZE(aic31xx->supplies),
1275 aic31xx->supplies);
1276 if (ret)
1277 return ret;
1278
1279 regcache_cache_only(aic31xx->regmap, false);
1280
1281 /* Reset device registers for a consistent power-on like state */
1282 ret = aic31xx_reset(aic31xx);
1283 if (ret < 0)
1284 dev_err(aic31xx->dev, "Could not reset device: %d\n", ret);
1285
1286 ret = regcache_sync(aic31xx->regmap);
1287 if (ret) {
1288 dev_err(component->dev,
1289 "Failed to restore cache: %d\n", ret);
1290 regcache_cache_only(aic31xx->regmap, true);
1291 regulator_bulk_disable(ARRAY_SIZE(aic31xx->supplies),
1292 aic31xx->supplies);
1293 return ret;
1294 }
1295
1296 /*
1297 * The jack detection configuration is in the same register
1298 * that is used to report jack detect status so is volatile
1299 * and not covered by the cache sync, restore it separately.
1300 */
1301 aic31xx_set_jack(component, aic31xx->jack, NULL);
1302
1303 return 0;
1304 }
1305
aic31xx_power_off(struct snd_soc_component * component)1306 static void aic31xx_power_off(struct snd_soc_component *component)
1307 {
1308 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
1309
1310 regcache_cache_only(aic31xx->regmap, true);
1311 regulator_bulk_disable(ARRAY_SIZE(aic31xx->supplies),
1312 aic31xx->supplies);
1313 }
1314
aic31xx_set_bias_level(struct snd_soc_component * component,enum snd_soc_bias_level level)1315 static int aic31xx_set_bias_level(struct snd_soc_component *component,
1316 enum snd_soc_bias_level level)
1317 {
1318 dev_dbg(component->dev, "## %s: %d -> %d\n", __func__,
1319 snd_soc_component_get_bias_level(component), level);
1320
1321 switch (level) {
1322 case SND_SOC_BIAS_ON:
1323 break;
1324 case SND_SOC_BIAS_PREPARE:
1325 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY)
1326 aic31xx_clk_on(component);
1327 break;
1328 case SND_SOC_BIAS_STANDBY:
1329 switch (snd_soc_component_get_bias_level(component)) {
1330 case SND_SOC_BIAS_OFF:
1331 aic31xx_power_on(component);
1332 break;
1333 case SND_SOC_BIAS_PREPARE:
1334 aic31xx_clk_off(component);
1335 break;
1336 default:
1337 BUG();
1338 }
1339 break;
1340 case SND_SOC_BIAS_OFF:
1341 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY)
1342 aic31xx_power_off(component);
1343 break;
1344 }
1345
1346 return 0;
1347 }
1348
aic31xx_set_jack(struct snd_soc_component * component,struct snd_soc_jack * jack,void * data)1349 static int aic31xx_set_jack(struct snd_soc_component *component,
1350 struct snd_soc_jack *jack, void *data)
1351 {
1352 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
1353
1354 aic31xx->jack = jack;
1355
1356 /* Enable/Disable jack detection */
1357 regmap_write(aic31xx->regmap, AIC31XX_HSDETECT,
1358 jack ? AIC31XX_HSD_ENABLE : 0);
1359
1360 return 0;
1361 }
1362
aic31xx_codec_probe(struct snd_soc_component * component)1363 static int aic31xx_codec_probe(struct snd_soc_component *component)
1364 {
1365 struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
1366 int i, ret;
1367
1368 dev_dbg(aic31xx->dev, "## %s\n", __func__);
1369
1370 aic31xx->component = component;
1371
1372 for (i = 0; i < ARRAY_SIZE(aic31xx->supplies); i++) {
1373 aic31xx->disable_nb[i].nb.notifier_call =
1374 aic31xx_regulator_event;
1375 aic31xx->disable_nb[i].aic31xx = aic31xx;
1376 ret = devm_regulator_register_notifier(
1377 aic31xx->supplies[i].consumer,
1378 &aic31xx->disable_nb[i].nb);
1379 if (ret) {
1380 dev_err(component->dev,
1381 "Failed to request regulator notifier: %d\n",
1382 ret);
1383 return ret;
1384 }
1385 }
1386
1387 regcache_cache_only(aic31xx->regmap, true);
1388 regcache_mark_dirty(aic31xx->regmap);
1389
1390 ret = aic31xx_add_controls(component);
1391 if (ret)
1392 return ret;
1393
1394 ret = aic31xx_add_widgets(component);
1395 if (ret)
1396 return ret;
1397
1398 /* set output common-mode voltage */
1399 snd_soc_component_update_bits(component, AIC31XX_HPDRIVER,
1400 AIC31XX_HPD_OCMV_MASK,
1401 aic31xx->ocmv << AIC31XX_HPD_OCMV_SHIFT);
1402
1403 return 0;
1404 }
1405
1406 static const struct snd_soc_component_driver soc_codec_driver_aic31xx = {
1407 .probe = aic31xx_codec_probe,
1408 .set_jack = aic31xx_set_jack,
1409 .set_bias_level = aic31xx_set_bias_level,
1410 .controls = common31xx_snd_controls,
1411 .num_controls = ARRAY_SIZE(common31xx_snd_controls),
1412 .dapm_widgets = common31xx_dapm_widgets,
1413 .num_dapm_widgets = ARRAY_SIZE(common31xx_dapm_widgets),
1414 .dapm_routes = common31xx_audio_map,
1415 .num_dapm_routes = ARRAY_SIZE(common31xx_audio_map),
1416 .suspend_bias_off = 1,
1417 .idle_bias_on = 1,
1418 .use_pmdown_time = 1,
1419 .endianness = 1,
1420 };
1421
1422 static const struct snd_soc_dai_ops aic31xx_dai_ops = {
1423 .hw_params = aic31xx_hw_params,
1424 .set_sysclk = aic31xx_set_dai_sysclk,
1425 .set_fmt = aic31xx_set_dai_fmt,
1426 .mute_stream = aic31xx_dac_mute,
1427 .no_capture_mute = 1,
1428 };
1429
1430 static struct snd_soc_dai_driver dac31xx_dai_driver[] = {
1431 {
1432 .name = "tlv320dac31xx-hifi",
1433 .playback = {
1434 .stream_name = "Playback",
1435 .channels_min = 2,
1436 .channels_max = 2,
1437 .rates = AIC31XX_RATES,
1438 .formats = AIC31XX_FORMATS,
1439 },
1440 .ops = &aic31xx_dai_ops,
1441 .symmetric_rate = 1,
1442 }
1443 };
1444
1445 static struct snd_soc_dai_driver aic31xx_dai_driver[] = {
1446 {
1447 .name = "tlv320aic31xx-hifi",
1448 .playback = {
1449 .stream_name = "Playback",
1450 .channels_min = 2,
1451 .channels_max = 2,
1452 .rates = AIC31XX_RATES,
1453 .formats = AIC31XX_FORMATS,
1454 },
1455 .capture = {
1456 .stream_name = "Capture",
1457 .channels_min = 2,
1458 .channels_max = 2,
1459 .rates = AIC31XX_RATES,
1460 .formats = AIC31XX_FORMATS,
1461 },
1462 .ops = &aic31xx_dai_ops,
1463 .symmetric_rate = 1,
1464 }
1465 };
1466
1467 #if defined(CONFIG_OF)
1468 static const struct of_device_id tlv320aic31xx_of_match[] = {
1469 { .compatible = "ti,tlv320aic310x" },
1470 { .compatible = "ti,tlv320aic311x" },
1471 { .compatible = "ti,tlv320aic3100" },
1472 { .compatible = "ti,tlv320aic3110" },
1473 { .compatible = "ti,tlv320aic3120" },
1474 { .compatible = "ti,tlv320aic3111" },
1475 { .compatible = "ti,tlv320dac3100" },
1476 { .compatible = "ti,tlv320dac3101" },
1477 {},
1478 };
1479 MODULE_DEVICE_TABLE(of, tlv320aic31xx_of_match);
1480 #endif /* CONFIG_OF */
1481
1482 #ifdef CONFIG_ACPI
1483 static const struct acpi_device_id aic31xx_acpi_match[] = {
1484 { "10TI3100", 0 },
1485 { }
1486 };
1487 MODULE_DEVICE_TABLE(acpi, aic31xx_acpi_match);
1488 #endif
1489
aic31xx_irq(int irq,void * data)1490 static irqreturn_t aic31xx_irq(int irq, void *data)
1491 {
1492 struct aic31xx_priv *aic31xx = data;
1493 struct device *dev = aic31xx->dev;
1494 unsigned int value;
1495 bool handled = false;
1496 int ret;
1497
1498 ret = regmap_read(aic31xx->regmap, AIC31XX_INTRDACFLAG, &value);
1499 if (ret) {
1500 dev_err(dev, "Failed to read interrupt mask: %d\n", ret);
1501 goto exit;
1502 }
1503
1504 if (value)
1505 handled = true;
1506 else
1507 goto read_overflow;
1508
1509 if (value & AIC31XX_HPLSCDETECT)
1510 dev_err(dev, "Short circuit on Left output is detected\n");
1511 if (value & AIC31XX_HPRSCDETECT)
1512 dev_err(dev, "Short circuit on Right output is detected\n");
1513 if (value & (AIC31XX_HSPLUG | AIC31XX_BUTTONPRESS)) {
1514 unsigned int val;
1515 int status = 0;
1516
1517 ret = regmap_read(aic31xx->regmap, AIC31XX_INTRDACFLAG2,
1518 &val);
1519 if (ret) {
1520 dev_err(dev, "Failed to read interrupt mask: %d\n",
1521 ret);
1522 goto exit;
1523 }
1524
1525 if (val & AIC31XX_BUTTONPRESS)
1526 status |= SND_JACK_BTN_0;
1527
1528 ret = regmap_read(aic31xx->regmap, AIC31XX_HSDETECT, &val);
1529 if (ret) {
1530 dev_err(dev, "Failed to read headset type: %d\n", ret);
1531 goto exit;
1532 }
1533
1534 switch ((val & AIC31XX_HSD_TYPE_MASK) >>
1535 AIC31XX_HSD_TYPE_SHIFT) {
1536 case AIC31XX_HSD_HP:
1537 status |= SND_JACK_HEADPHONE;
1538 break;
1539 case AIC31XX_HSD_HS:
1540 status |= SND_JACK_HEADSET;
1541 break;
1542 default:
1543 break;
1544 }
1545
1546 if (aic31xx->jack)
1547 snd_soc_jack_report(aic31xx->jack, status,
1548 AIC31XX_JACK_MASK);
1549 }
1550 if (value & ~(AIC31XX_HPLSCDETECT |
1551 AIC31XX_HPRSCDETECT |
1552 AIC31XX_HSPLUG |
1553 AIC31XX_BUTTONPRESS))
1554 dev_err(dev, "Unknown DAC interrupt flags: 0x%08x\n", value);
1555
1556 read_overflow:
1557 ret = regmap_read(aic31xx->regmap, AIC31XX_OFFLAG, &value);
1558 if (ret) {
1559 dev_err(dev, "Failed to read overflow flag: %d\n", ret);
1560 goto exit;
1561 }
1562
1563 if (value)
1564 handled = true;
1565 else
1566 goto exit;
1567
1568 if (value & AIC31XX_DAC_OF_LEFT)
1569 dev_warn(dev, "Left-channel DAC overflow has occurred\n");
1570 if (value & AIC31XX_DAC_OF_RIGHT)
1571 dev_warn(dev, "Right-channel DAC overflow has occurred\n");
1572 if (value & AIC31XX_DAC_OF_SHIFTER)
1573 dev_warn(dev, "DAC barrel shifter overflow has occurred\n");
1574 if (value & AIC31XX_ADC_OF)
1575 dev_warn(dev, "ADC overflow has occurred\n");
1576 if (value & AIC31XX_ADC_OF_SHIFTER)
1577 dev_warn(dev, "ADC barrel shifter overflow has occurred\n");
1578 if (value & ~(AIC31XX_DAC_OF_LEFT |
1579 AIC31XX_DAC_OF_RIGHT |
1580 AIC31XX_DAC_OF_SHIFTER |
1581 AIC31XX_ADC_OF |
1582 AIC31XX_ADC_OF_SHIFTER))
1583 dev_warn(dev, "Unknown overflow interrupt flags: 0x%08x\n", value);
1584
1585 exit:
1586 if (handled)
1587 return IRQ_HANDLED;
1588 else
1589 return IRQ_NONE;
1590 }
1591
aic31xx_configure_ocmv(struct aic31xx_priv * priv)1592 static void aic31xx_configure_ocmv(struct aic31xx_priv *priv)
1593 {
1594 struct device *dev = priv->dev;
1595 int dvdd, avdd;
1596 u32 value;
1597
1598 if (dev->fwnode &&
1599 fwnode_property_read_u32(dev->fwnode, "ai31xx-ocmv", &value)) {
1600 /* OCMV setting is forced by DT */
1601 if (value <= 3) {
1602 priv->ocmv = value;
1603 return;
1604 }
1605 }
1606
1607 avdd = regulator_get_voltage(priv->supplies[3].consumer);
1608 dvdd = regulator_get_voltage(priv->supplies[5].consumer);
1609
1610 if (avdd > 3600000 || dvdd > 1950000) {
1611 dev_warn(dev,
1612 "Too high supply voltage(s) AVDD: %d, DVDD: %d\n",
1613 avdd, dvdd);
1614 } else if (avdd == 3600000 && dvdd == 1950000) {
1615 priv->ocmv = AIC31XX_HPD_OCMV_1_8V;
1616 } else if (avdd >= 3300000 && dvdd >= 1800000) {
1617 priv->ocmv = AIC31XX_HPD_OCMV_1_65V;
1618 } else if (avdd >= 3000000 && dvdd >= 1650000) {
1619 priv->ocmv = AIC31XX_HPD_OCMV_1_5V;
1620 } else if (avdd >= 2700000 && dvdd >= 1525000) {
1621 priv->ocmv = AIC31XX_HPD_OCMV_1_35V;
1622 } else {
1623 dev_warn(dev,
1624 "Invalid supply voltage(s) AVDD: %d, DVDD: %d\n",
1625 avdd, dvdd);
1626 }
1627 }
1628
1629 static const struct i2c_device_id aic31xx_i2c_id[] = {
1630 { "tlv320aic310x", AIC3100 },
1631 { "tlv320aic311x", AIC3110 },
1632 { "tlv320aic3100", AIC3100 },
1633 { "tlv320aic3110", AIC3110 },
1634 { "tlv320aic3120", AIC3120 },
1635 { "tlv320aic3111", AIC3111 },
1636 { "tlv320dac3100", DAC3100 },
1637 { "tlv320dac3101", DAC3101 },
1638 { }
1639 };
1640 MODULE_DEVICE_TABLE(i2c, aic31xx_i2c_id);
1641
aic31xx_i2c_probe(struct i2c_client * i2c)1642 static int aic31xx_i2c_probe(struct i2c_client *i2c)
1643 {
1644 struct aic31xx_priv *aic31xx;
1645 unsigned int micbias_value = MICBIAS_2_0V;
1646 const struct i2c_device_id *id = i2c_match_id(aic31xx_i2c_id, i2c);
1647 int i, ret;
1648
1649 dev_dbg(&i2c->dev, "## %s: %s codec_type = %d\n", __func__,
1650 id->name, (int)id->driver_data);
1651
1652 aic31xx = devm_kzalloc(&i2c->dev, sizeof(*aic31xx), GFP_KERNEL);
1653 if (!aic31xx)
1654 return -ENOMEM;
1655
1656 aic31xx->regmap = devm_regmap_init_i2c(i2c, &aic31xx_i2c_regmap);
1657 if (IS_ERR(aic31xx->regmap)) {
1658 ret = PTR_ERR(aic31xx->regmap);
1659 dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
1660 ret);
1661 return ret;
1662 }
1663 regcache_cache_only(aic31xx->regmap, true);
1664
1665 aic31xx->dev = &i2c->dev;
1666 aic31xx->irq = i2c->irq;
1667
1668 aic31xx->codec_type = id->driver_data;
1669
1670 dev_set_drvdata(aic31xx->dev, aic31xx);
1671
1672 fwnode_property_read_u32(aic31xx->dev->fwnode, "ai31xx-micbias-vg",
1673 &micbias_value);
1674 switch (micbias_value) {
1675 case MICBIAS_2_0V:
1676 case MICBIAS_2_5V:
1677 case MICBIAS_AVDDV:
1678 aic31xx->micbias_vg = micbias_value;
1679 break;
1680 default:
1681 dev_err(aic31xx->dev, "Bad ai31xx-micbias-vg value %d\n",
1682 micbias_value);
1683 aic31xx->micbias_vg = MICBIAS_2_0V;
1684 }
1685
1686 if (dev_get_platdata(aic31xx->dev)) {
1687 memcpy(&aic31xx->pdata, dev_get_platdata(aic31xx->dev), sizeof(aic31xx->pdata));
1688 aic31xx->codec_type = aic31xx->pdata.codec_type;
1689 aic31xx->micbias_vg = aic31xx->pdata.micbias_vg;
1690 }
1691
1692 aic31xx->gpio_reset = devm_gpiod_get_optional(aic31xx->dev, "reset",
1693 GPIOD_OUT_LOW);
1694 if (IS_ERR(aic31xx->gpio_reset))
1695 return dev_err_probe(aic31xx->dev, PTR_ERR(aic31xx->gpio_reset),
1696 "not able to acquire gpio\n");
1697
1698 for (i = 0; i < ARRAY_SIZE(aic31xx->supplies); i++)
1699 aic31xx->supplies[i].supply = aic31xx_supply_names[i];
1700
1701 ret = devm_regulator_bulk_get(aic31xx->dev,
1702 ARRAY_SIZE(aic31xx->supplies),
1703 aic31xx->supplies);
1704 if (ret)
1705 return dev_err_probe(aic31xx->dev, ret, "Failed to request supplies\n");
1706
1707 aic31xx_configure_ocmv(aic31xx);
1708
1709 if (aic31xx->irq > 0) {
1710 regmap_update_bits(aic31xx->regmap, AIC31XX_GPIO1,
1711 AIC31XX_GPIO1_FUNC_MASK,
1712 AIC31XX_GPIO1_INT1 <<
1713 AIC31XX_GPIO1_FUNC_SHIFT);
1714
1715 regmap_write(aic31xx->regmap, AIC31XX_INT1CTRL,
1716 AIC31XX_HSPLUGDET |
1717 AIC31XX_BUTTONPRESSDET |
1718 AIC31XX_SC |
1719 AIC31XX_ENGINE);
1720
1721 ret = devm_request_threaded_irq(aic31xx->dev, aic31xx->irq,
1722 NULL, aic31xx_irq,
1723 IRQF_ONESHOT, "aic31xx-irq",
1724 aic31xx);
1725 if (ret) {
1726 dev_err(aic31xx->dev, "Unable to request IRQ\n");
1727 return ret;
1728 }
1729 }
1730
1731 if (aic31xx->codec_type & DAC31XX_BIT)
1732 return devm_snd_soc_register_component(&i2c->dev,
1733 &soc_codec_driver_aic31xx,
1734 dac31xx_dai_driver,
1735 ARRAY_SIZE(dac31xx_dai_driver));
1736 else
1737 return devm_snd_soc_register_component(&i2c->dev,
1738 &soc_codec_driver_aic31xx,
1739 aic31xx_dai_driver,
1740 ARRAY_SIZE(aic31xx_dai_driver));
1741 }
1742
1743 static struct i2c_driver aic31xx_i2c_driver = {
1744 .driver = {
1745 .name = "tlv320aic31xx-codec",
1746 .of_match_table = of_match_ptr(tlv320aic31xx_of_match),
1747 .acpi_match_table = ACPI_PTR(aic31xx_acpi_match),
1748 },
1749 .probe = aic31xx_i2c_probe,
1750 .id_table = aic31xx_i2c_id,
1751 };
1752 module_i2c_driver(aic31xx_i2c_driver);
1753
1754 MODULE_AUTHOR("Jyri Sarha <jsarha@ti.com>");
1755 MODULE_DESCRIPTION("ASoC TLV320AIC31xx CODEC Driver");
1756 MODULE_LICENSE("GPL v2");
1757