Commit | Line | Data |
---|---|---|
f1c0a02f MB |
1 | /* |
2 | * wm8903.c -- WM8903 ALSA SoC Audio driver | |
3 | * | |
4 | * Copyright 2008 Wolfson Microelectronics | |
7cfe5617 | 5 | * Copyright 2011 NVIDIA, Inc. |
f1c0a02f MB |
6 | * |
7 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> | |
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 version 2 as | |
11 | * published by the Free Software Foundation. | |
12 | * | |
13 | * TODO: | |
14 | * - TDM mode configuration. | |
f1c0a02f | 15 | * - Digital microphone support. |
f1c0a02f MB |
16 | */ |
17 | ||
18 | #include <linux/module.h> | |
19 | #include <linux/moduleparam.h> | |
20 | #include <linux/init.h> | |
8abd16a6 | 21 | #include <linux/completion.h> |
f1c0a02f | 22 | #include <linux/delay.h> |
7cfe5617 | 23 | #include <linux/gpio.h> |
f1c0a02f MB |
24 | #include <linux/pm.h> |
25 | #include <linux/i2c.h> | |
ee244ce4 | 26 | #include <linux/regmap.h> |
5a0e3ad6 | 27 | #include <linux/slab.h> |
f1c0a02f | 28 | #include <sound/core.h> |
7245387e | 29 | #include <sound/jack.h> |
f1c0a02f MB |
30 | #include <sound/pcm.h> |
31 | #include <sound/pcm_params.h> | |
32 | #include <sound/tlv.h> | |
33 | #include <sound/soc.h> | |
f1c0a02f | 34 | #include <sound/initval.h> |
8abd16a6 | 35 | #include <sound/wm8903.h> |
2bbb5d66 | 36 | #include <trace/events/asoc.h> |
f1c0a02f MB |
37 | |
38 | #include "wm8903.h" | |
39 | ||
f1c0a02f | 40 | /* Register defaults at reset */ |
ee244ce4 MB |
41 | static const struct reg_default wm8903_reg_defaults[] = { |
42 | { 4, 0x0018 }, /* R4 - Bias Control 0 */ | |
43 | { 5, 0x0000 }, /* R5 - VMID Control 0 */ | |
44 | { 6, 0x0000 }, /* R6 - Mic Bias Control 0 */ | |
45 | { 8, 0x0001 }, /* R8 - Analogue DAC 0 */ | |
46 | { 10, 0x0001 }, /* R10 - Analogue ADC 0 */ | |
47 | { 12, 0x0000 }, /* R12 - Power Management 0 */ | |
48 | { 13, 0x0000 }, /* R13 - Power Management 1 */ | |
49 | { 14, 0x0000 }, /* R14 - Power Management 2 */ | |
50 | { 15, 0x0000 }, /* R15 - Power Management 3 */ | |
51 | { 16, 0x0000 }, /* R16 - Power Management 4 */ | |
52 | { 17, 0x0000 }, /* R17 - Power Management 5 */ | |
53 | { 18, 0x0000 }, /* R18 - Power Management 6 */ | |
54 | { 20, 0x0400 }, /* R20 - Clock Rates 0 */ | |
55 | { 21, 0x0D07 }, /* R21 - Clock Rates 1 */ | |
56 | { 22, 0x0000 }, /* R22 - Clock Rates 2 */ | |
57 | { 24, 0x0050 }, /* R24 - Audio Interface 0 */ | |
58 | { 25, 0x0242 }, /* R25 - Audio Interface 1 */ | |
59 | { 26, 0x0008 }, /* R26 - Audio Interface 2 */ | |
60 | { 27, 0x0022 }, /* R27 - Audio Interface 3 */ | |
61 | { 30, 0x00C0 }, /* R30 - DAC Digital Volume Left */ | |
62 | { 31, 0x00C0 }, /* R31 - DAC Digital Volume Right */ | |
63 | { 32, 0x0000 }, /* R32 - DAC Digital 0 */ | |
64 | { 33, 0x0000 }, /* R33 - DAC Digital 1 */ | |
65 | { 36, 0x00C0 }, /* R36 - ADC Digital Volume Left */ | |
66 | { 37, 0x00C0 }, /* R37 - ADC Digital Volume Right */ | |
67 | { 38, 0x0000 }, /* R38 - ADC Digital 0 */ | |
68 | { 39, 0x0073 }, /* R39 - Digital Microphone 0 */ | |
69 | { 40, 0x09BF }, /* R40 - DRC 0 */ | |
70 | { 41, 0x3241 }, /* R41 - DRC 1 */ | |
71 | { 42, 0x0020 }, /* R42 - DRC 2 */ | |
72 | { 43, 0x0000 }, /* R43 - DRC 3 */ | |
73 | { 44, 0x0085 }, /* R44 - Analogue Left Input 0 */ | |
74 | { 45, 0x0085 }, /* R45 - Analogue Right Input 0 */ | |
75 | { 46, 0x0044 }, /* R46 - Analogue Left Input 1 */ | |
76 | { 47, 0x0044 }, /* R47 - Analogue Right Input 1 */ | |
77 | { 50, 0x0008 }, /* R50 - Analogue Left Mix 0 */ | |
78 | { 51, 0x0004 }, /* R51 - Analogue Right Mix 0 */ | |
79 | { 52, 0x0000 }, /* R52 - Analogue Spk Mix Left 0 */ | |
80 | { 53, 0x0000 }, /* R53 - Analogue Spk Mix Left 1 */ | |
81 | { 54, 0x0000 }, /* R54 - Analogue Spk Mix Right 0 */ | |
82 | { 55, 0x0000 }, /* R55 - Analogue Spk Mix Right 1 */ | |
83 | { 57, 0x002D }, /* R57 - Analogue OUT1 Left */ | |
84 | { 58, 0x002D }, /* R58 - Analogue OUT1 Right */ | |
85 | { 59, 0x0039 }, /* R59 - Analogue OUT2 Left */ | |
86 | { 60, 0x0039 }, /* R60 - Analogue OUT2 Right */ | |
87 | { 62, 0x0139 }, /* R62 - Analogue OUT3 Left */ | |
88 | { 63, 0x0139 }, /* R63 - Analogue OUT3 Right */ | |
89 | { 64, 0x0000 }, /* R65 - Analogue SPK Output Control 0 */ | |
90 | { 67, 0x0010 }, /* R67 - DC Servo 0 */ | |
91 | { 69, 0x00A4 }, /* R69 - DC Servo 2 */ | |
92 | { 90, 0x0000 }, /* R90 - Analogue HP 0 */ | |
93 | { 94, 0x0000 }, /* R94 - Analogue Lineout 0 */ | |
94 | { 98, 0x0000 }, /* R98 - Charge Pump 0 */ | |
95 | { 104, 0x0000 }, /* R104 - Class W 0 */ | |
96 | { 108, 0x0000 }, /* R108 - Write Sequencer 0 */ | |
97 | { 109, 0x0000 }, /* R109 - Write Sequencer 1 */ | |
98 | { 110, 0x0000 }, /* R110 - Write Sequencer 2 */ | |
99 | { 111, 0x0000 }, /* R111 - Write Sequencer 3 */ | |
100 | { 112, 0x0000 }, /* R112 - Write Sequencer 4 */ | |
101 | { 114, 0x0000 }, /* R114 - Control Interface */ | |
102 | { 116, 0x00A8 }, /* R116 - GPIO Control 1 */ | |
103 | { 117, 0x00A8 }, /* R117 - GPIO Control 2 */ | |
104 | { 118, 0x00A8 }, /* R118 - GPIO Control 3 */ | |
105 | { 119, 0x0220 }, /* R119 - GPIO Control 4 */ | |
106 | { 120, 0x01A0 }, /* R120 - GPIO Control 5 */ | |
107 | { 122, 0xFFFF }, /* R122 - Interrupt Status 1 Mask */ | |
108 | { 123, 0x0000 }, /* R123 - Interrupt Polarity 1 */ | |
109 | { 126, 0x0000 }, /* R126 - Interrupt Control */ | |
110 | { 129, 0x0000 }, /* R129 - Control Interface Test 1 */ | |
111 | { 149, 0x6810 }, /* R149 - Charge Pump Test 1 */ | |
112 | { 164, 0x0028 }, /* R164 - Clock Rate Test 4 */ | |
113 | { 172, 0x0000 }, /* R172 - Analogue Output Bias 0 */ | |
f1c0a02f MB |
114 | }; |
115 | ||
d58d5d55 | 116 | struct wm8903_priv { |
7cfe5617 | 117 | struct snd_soc_codec *codec; |
ee244ce4 | 118 | struct regmap *regmap; |
f0fba2ad | 119 | |
d58d5d55 | 120 | int sysclk; |
f0fba2ad | 121 | int irq; |
d58d5d55 | 122 | |
69fff9bb MB |
123 | int fs; |
124 | int deemph; | |
125 | ||
c5b6a9fe MB |
126 | int dcs_pending; |
127 | int dcs_cache[4]; | |
128 | ||
f2c1fe09 | 129 | /* Reference count */ |
d58d5d55 | 130 | int class_w_users; |
d58d5d55 | 131 | |
7245387e MB |
132 | struct snd_soc_jack *mic_jack; |
133 | int mic_det; | |
134 | int mic_short; | |
135 | int mic_last_report; | |
136 | int mic_delay; | |
7cfe5617 SW |
137 | |
138 | #ifdef CONFIG_GPIOLIB | |
139 | struct gpio_chip gpio_chip; | |
140 | #endif | |
d58d5d55 MB |
141 | }; |
142 | ||
ee244ce4 MB |
143 | static bool wm8903_readable_register(struct device *dev, unsigned int reg) |
144 | { | |
145 | switch (reg) { | |
146 | case WM8903_SW_RESET_AND_ID: | |
147 | case WM8903_REVISION_NUMBER: | |
148 | case WM8903_BIAS_CONTROL_0: | |
149 | case WM8903_VMID_CONTROL_0: | |
150 | case WM8903_MIC_BIAS_CONTROL_0: | |
151 | case WM8903_ANALOGUE_DAC_0: | |
152 | case WM8903_ANALOGUE_ADC_0: | |
153 | case WM8903_POWER_MANAGEMENT_0: | |
154 | case WM8903_POWER_MANAGEMENT_1: | |
155 | case WM8903_POWER_MANAGEMENT_2: | |
156 | case WM8903_POWER_MANAGEMENT_3: | |
157 | case WM8903_POWER_MANAGEMENT_4: | |
158 | case WM8903_POWER_MANAGEMENT_5: | |
159 | case WM8903_POWER_MANAGEMENT_6: | |
160 | case WM8903_CLOCK_RATES_0: | |
161 | case WM8903_CLOCK_RATES_1: | |
162 | case WM8903_CLOCK_RATES_2: | |
163 | case WM8903_AUDIO_INTERFACE_0: | |
164 | case WM8903_AUDIO_INTERFACE_1: | |
165 | case WM8903_AUDIO_INTERFACE_2: | |
166 | case WM8903_AUDIO_INTERFACE_3: | |
167 | case WM8903_DAC_DIGITAL_VOLUME_LEFT: | |
168 | case WM8903_DAC_DIGITAL_VOLUME_RIGHT: | |
169 | case WM8903_DAC_DIGITAL_0: | |
170 | case WM8903_DAC_DIGITAL_1: | |
171 | case WM8903_ADC_DIGITAL_VOLUME_LEFT: | |
172 | case WM8903_ADC_DIGITAL_VOLUME_RIGHT: | |
173 | case WM8903_ADC_DIGITAL_0: | |
174 | case WM8903_DIGITAL_MICROPHONE_0: | |
175 | case WM8903_DRC_0: | |
176 | case WM8903_DRC_1: | |
177 | case WM8903_DRC_2: | |
178 | case WM8903_DRC_3: | |
179 | case WM8903_ANALOGUE_LEFT_INPUT_0: | |
180 | case WM8903_ANALOGUE_RIGHT_INPUT_0: | |
181 | case WM8903_ANALOGUE_LEFT_INPUT_1: | |
182 | case WM8903_ANALOGUE_RIGHT_INPUT_1: | |
183 | case WM8903_ANALOGUE_LEFT_MIX_0: | |
184 | case WM8903_ANALOGUE_RIGHT_MIX_0: | |
185 | case WM8903_ANALOGUE_SPK_MIX_LEFT_0: | |
186 | case WM8903_ANALOGUE_SPK_MIX_LEFT_1: | |
187 | case WM8903_ANALOGUE_SPK_MIX_RIGHT_0: | |
188 | case WM8903_ANALOGUE_SPK_MIX_RIGHT_1: | |
189 | case WM8903_ANALOGUE_OUT1_LEFT: | |
190 | case WM8903_ANALOGUE_OUT1_RIGHT: | |
191 | case WM8903_ANALOGUE_OUT2_LEFT: | |
192 | case WM8903_ANALOGUE_OUT2_RIGHT: | |
193 | case WM8903_ANALOGUE_OUT3_LEFT: | |
194 | case WM8903_ANALOGUE_OUT3_RIGHT: | |
195 | case WM8903_ANALOGUE_SPK_OUTPUT_CONTROL_0: | |
196 | case WM8903_DC_SERVO_0: | |
197 | case WM8903_DC_SERVO_2: | |
198 | case WM8903_DC_SERVO_READBACK_1: | |
199 | case WM8903_DC_SERVO_READBACK_2: | |
200 | case WM8903_DC_SERVO_READBACK_3: | |
201 | case WM8903_DC_SERVO_READBACK_4: | |
202 | case WM8903_ANALOGUE_HP_0: | |
203 | case WM8903_ANALOGUE_LINEOUT_0: | |
204 | case WM8903_CHARGE_PUMP_0: | |
205 | case WM8903_CLASS_W_0: | |
206 | case WM8903_WRITE_SEQUENCER_0: | |
207 | case WM8903_WRITE_SEQUENCER_1: | |
208 | case WM8903_WRITE_SEQUENCER_2: | |
209 | case WM8903_WRITE_SEQUENCER_3: | |
210 | case WM8903_WRITE_SEQUENCER_4: | |
211 | case WM8903_CONTROL_INTERFACE: | |
212 | case WM8903_GPIO_CONTROL_1: | |
213 | case WM8903_GPIO_CONTROL_2: | |
214 | case WM8903_GPIO_CONTROL_3: | |
215 | case WM8903_GPIO_CONTROL_4: | |
216 | case WM8903_GPIO_CONTROL_5: | |
217 | case WM8903_INTERRUPT_STATUS_1: | |
218 | case WM8903_INTERRUPT_STATUS_1_MASK: | |
219 | case WM8903_INTERRUPT_POLARITY_1: | |
220 | case WM8903_INTERRUPT_CONTROL: | |
221 | case WM8903_CLOCK_RATE_TEST_4: | |
222 | case WM8903_ANALOGUE_OUTPUT_BIAS_0: | |
223 | return true; | |
224 | default: | |
225 | return false; | |
226 | } | |
227 | } | |
228 | ||
229 | static bool wm8903_volatile_register(struct device *dev, unsigned int reg) | |
f1c0a02f MB |
230 | { |
231 | switch (reg) { | |
232 | case WM8903_SW_RESET_AND_ID: | |
233 | case WM8903_REVISION_NUMBER: | |
234 | case WM8903_INTERRUPT_STATUS_1: | |
235 | case WM8903_WRITE_SEQUENCER_4: | |
c5b6a9fe MB |
236 | case WM8903_DC_SERVO_READBACK_1: |
237 | case WM8903_DC_SERVO_READBACK_2: | |
238 | case WM8903_DC_SERVO_READBACK_3: | |
239 | case WM8903_DC_SERVO_READBACK_4: | |
8d50e447 | 240 | return 1; |
f1c0a02f MB |
241 | |
242 | default: | |
f1c0a02f | 243 | return 0; |
8d50e447 | 244 | } |
f1c0a02f MB |
245 | } |
246 | ||
42768a12 MB |
247 | static int wm8903_cp_event(struct snd_soc_dapm_widget *w, |
248 | struct snd_kcontrol *kcontrol, int event) | |
249 | { | |
250 | WARN_ON(event != SND_SOC_DAPM_POST_PMU); | |
251 | mdelay(4); | |
252 | ||
253 | return 0; | |
254 | } | |
255 | ||
c5b6a9fe MB |
256 | static int wm8903_dcs_event(struct snd_soc_dapm_widget *w, |
257 | struct snd_kcontrol *kcontrol, int event) | |
258 | { | |
259 | struct snd_soc_codec *codec = w->codec; | |
260 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
261 | ||
262 | switch (event) { | |
263 | case SND_SOC_DAPM_POST_PMU: | |
264 | wm8903->dcs_pending |= 1 << w->shift; | |
265 | break; | |
266 | case SND_SOC_DAPM_PRE_PMD: | |
267 | snd_soc_update_bits(codec, WM8903_DC_SERVO_0, | |
268 | 1 << w->shift, 0); | |
269 | break; | |
270 | } | |
271 | ||
272 | return 0; | |
273 | } | |
274 | ||
275 | #define WM8903_DCS_MODE_WRITE_STOP 0 | |
276 | #define WM8903_DCS_MODE_START_STOP 2 | |
277 | ||
278 | static void wm8903_seq_notifier(struct snd_soc_dapm_context *dapm, | |
279 | enum snd_soc_dapm_type event, int subseq) | |
280 | { | |
281 | struct snd_soc_codec *codec = container_of(dapm, | |
282 | struct snd_soc_codec, dapm); | |
283 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
284 | int dcs_mode = WM8903_DCS_MODE_WRITE_STOP; | |
285 | int i, val; | |
286 | ||
287 | /* Complete any pending DC servo starts */ | |
288 | if (wm8903->dcs_pending) { | |
289 | dev_dbg(codec->dev, "Starting DC servo for %x\n", | |
290 | wm8903->dcs_pending); | |
291 | ||
292 | /* If we've no cached values then we need to do startup */ | |
293 | for (i = 0; i < ARRAY_SIZE(wm8903->dcs_cache); i++) { | |
294 | if (!(wm8903->dcs_pending & (1 << i))) | |
295 | continue; | |
296 | ||
297 | if (wm8903->dcs_cache[i]) { | |
298 | dev_dbg(codec->dev, | |
299 | "Restore DC servo %d value %x\n", | |
300 | 3 - i, wm8903->dcs_cache[i]); | |
301 | ||
302 | snd_soc_write(codec, WM8903_DC_SERVO_4 + i, | |
303 | wm8903->dcs_cache[i] & 0xff); | |
304 | } else { | |
305 | dev_dbg(codec->dev, | |
306 | "Calibrate DC servo %d\n", 3 - i); | |
307 | dcs_mode = WM8903_DCS_MODE_START_STOP; | |
308 | } | |
309 | } | |
310 | ||
311 | /* Don't trust the cache for analogue */ | |
312 | if (wm8903->class_w_users) | |
313 | dcs_mode = WM8903_DCS_MODE_START_STOP; | |
314 | ||
315 | snd_soc_update_bits(codec, WM8903_DC_SERVO_2, | |
316 | WM8903_DCS_MODE_MASK, dcs_mode); | |
317 | ||
318 | snd_soc_update_bits(codec, WM8903_DC_SERVO_0, | |
319 | WM8903_DCS_ENA_MASK, wm8903->dcs_pending); | |
320 | ||
321 | switch (dcs_mode) { | |
322 | case WM8903_DCS_MODE_WRITE_STOP: | |
323 | break; | |
324 | ||
325 | case WM8903_DCS_MODE_START_STOP: | |
326 | msleep(270); | |
327 | ||
328 | /* Cache the measured offsets for digital */ | |
329 | if (wm8903->class_w_users) | |
330 | break; | |
331 | ||
332 | for (i = 0; i < ARRAY_SIZE(wm8903->dcs_cache); i++) { | |
333 | if (!(wm8903->dcs_pending & (1 << i))) | |
334 | continue; | |
335 | ||
336 | val = snd_soc_read(codec, | |
337 | WM8903_DC_SERVO_READBACK_1 + i); | |
338 | dev_dbg(codec->dev, "DC servo %d: %x\n", | |
339 | 3 - i, val); | |
340 | wm8903->dcs_cache[i] = val; | |
341 | } | |
342 | break; | |
343 | ||
344 | default: | |
345 | pr_warn("DCS mode %d delay not set\n", dcs_mode); | |
346 | break; | |
347 | } | |
348 | ||
349 | wm8903->dcs_pending = 0; | |
350 | } | |
351 | } | |
352 | ||
f1c0a02f MB |
353 | /* |
354 | * When used with DAC outputs only the WM8903 charge pump supports | |
355 | * operation in class W mode, providing very low power consumption | |
356 | * when used with digital sources. Enable and disable this mode | |
357 | * automatically depending on the mixer configuration. | |
358 | * | |
359 | * All the relevant controls are simple switches. | |
360 | */ | |
361 | static int wm8903_class_w_put(struct snd_kcontrol *kcontrol, | |
362 | struct snd_ctl_elem_value *ucontrol) | |
363 | { | |
9d03545d JN |
364 | struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol); |
365 | struct snd_soc_dapm_widget *widget = wlist->widgets[0]; | |
f1c0a02f | 366 | struct snd_soc_codec *codec = widget->codec; |
b2c812e2 | 367 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
f1c0a02f MB |
368 | u16 reg; |
369 | int ret; | |
370 | ||
8d50e447 | 371 | reg = snd_soc_read(codec, WM8903_CLASS_W_0); |
f1c0a02f MB |
372 | |
373 | /* Turn it off if we're about to enable bypass */ | |
374 | if (ucontrol->value.integer.value[0]) { | |
375 | if (wm8903->class_w_users == 0) { | |
f0fba2ad | 376 | dev_dbg(codec->dev, "Disabling Class W\n"); |
8d50e447 | 377 | snd_soc_write(codec, WM8903_CLASS_W_0, reg & |
f1c0a02f MB |
378 | ~(WM8903_CP_DYN_FREQ | WM8903_CP_DYN_V)); |
379 | } | |
380 | wm8903->class_w_users++; | |
381 | } | |
382 | ||
383 | /* Implement the change */ | |
384 | ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol); | |
385 | ||
386 | /* If we've just disabled the last bypass path turn Class W on */ | |
387 | if (!ucontrol->value.integer.value[0]) { | |
388 | if (wm8903->class_w_users == 1) { | |
f0fba2ad | 389 | dev_dbg(codec->dev, "Enabling Class W\n"); |
8d50e447 | 390 | snd_soc_write(codec, WM8903_CLASS_W_0, reg | |
f1c0a02f MB |
391 | WM8903_CP_DYN_FREQ | WM8903_CP_DYN_V); |
392 | } | |
393 | wm8903->class_w_users--; | |
394 | } | |
395 | ||
f0fba2ad | 396 | dev_dbg(codec->dev, "Bypass use count now %d\n", |
f1c0a02f MB |
397 | wm8903->class_w_users); |
398 | ||
399 | return ret; | |
400 | } | |
401 | ||
402 | #define SOC_DAPM_SINGLE_W(xname, reg, shift, max, invert) \ | |
403 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
404 | .info = snd_soc_info_volsw, \ | |
405 | .get = snd_soc_dapm_get_volsw, .put = wm8903_class_w_put, \ | |
406 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } | |
407 | ||
408 | ||
69fff9bb MB |
409 | static int wm8903_deemph[] = { 0, 32000, 44100, 48000 }; |
410 | ||
411 | static int wm8903_set_deemph(struct snd_soc_codec *codec) | |
412 | { | |
413 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
414 | int val, i, best; | |
415 | ||
416 | /* If we're using deemphasis select the nearest available sample | |
417 | * rate. | |
418 | */ | |
419 | if (wm8903->deemph) { | |
420 | best = 1; | |
421 | for (i = 2; i < ARRAY_SIZE(wm8903_deemph); i++) { | |
422 | if (abs(wm8903_deemph[i] - wm8903->fs) < | |
423 | abs(wm8903_deemph[best] - wm8903->fs)) | |
424 | best = i; | |
425 | } | |
426 | ||
427 | val = best << WM8903_DEEMPH_SHIFT; | |
428 | } else { | |
429 | best = 0; | |
430 | val = 0; | |
431 | } | |
432 | ||
433 | dev_dbg(codec->dev, "Set deemphasis %d (%dHz)\n", | |
434 | best, wm8903_deemph[best]); | |
435 | ||
436 | return snd_soc_update_bits(codec, WM8903_DAC_DIGITAL_1, | |
437 | WM8903_DEEMPH_MASK, val); | |
438 | } | |
439 | ||
440 | static int wm8903_get_deemph(struct snd_kcontrol *kcontrol, | |
441 | struct snd_ctl_elem_value *ucontrol) | |
442 | { | |
443 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
444 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
445 | ||
446 | ucontrol->value.enumerated.item[0] = wm8903->deemph; | |
447 | ||
448 | return 0; | |
449 | } | |
450 | ||
451 | static int wm8903_put_deemph(struct snd_kcontrol *kcontrol, | |
452 | struct snd_ctl_elem_value *ucontrol) | |
453 | { | |
454 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
455 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
456 | int deemph = ucontrol->value.enumerated.item[0]; | |
457 | int ret = 0; | |
458 | ||
459 | if (deemph > 1) | |
460 | return -EINVAL; | |
461 | ||
462 | mutex_lock(&codec->mutex); | |
463 | if (wm8903->deemph != deemph) { | |
464 | wm8903->deemph = deemph; | |
465 | ||
466 | wm8903_set_deemph(codec); | |
467 | ||
468 | ret = 1; | |
469 | } | |
470 | mutex_unlock(&codec->mutex); | |
471 | ||
472 | return ret; | |
473 | } | |
474 | ||
f1c0a02f MB |
475 | /* ALSA can only do steps of .01dB */ |
476 | static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1); | |
477 | ||
291ce18c | 478 | static const DECLARE_TLV_DB_SCALE(digital_sidetone_tlv, -3600, 300, 0); |
f1c0a02f MB |
479 | static const DECLARE_TLV_DB_SCALE(out_tlv, -5700, 100, 0); |
480 | ||
481 | static const DECLARE_TLV_DB_SCALE(drc_tlv_thresh, 0, 75, 0); | |
482 | static const DECLARE_TLV_DB_SCALE(drc_tlv_amp, -2250, 75, 0); | |
483 | static const DECLARE_TLV_DB_SCALE(drc_tlv_min, 0, 600, 0); | |
484 | static const DECLARE_TLV_DB_SCALE(drc_tlv_max, 1200, 600, 0); | |
485 | static const DECLARE_TLV_DB_SCALE(drc_tlv_startup, -300, 50, 0); | |
486 | ||
460f4aae MB |
487 | static const char *hpf_mode_text[] = { |
488 | "Hi-fi", "Voice 1", "Voice 2", "Voice 3" | |
489 | }; | |
490 | ||
491 | static const struct soc_enum hpf_mode = | |
492 | SOC_ENUM_SINGLE(WM8903_ADC_DIGITAL_0, 5, 4, hpf_mode_text); | |
493 | ||
dcf9ada3 MB |
494 | static const char *osr_text[] = { |
495 | "Low power", "High performance" | |
496 | }; | |
497 | ||
498 | static const struct soc_enum adc_osr = | |
499 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_ADC_0, 0, 2, osr_text); | |
500 | ||
501 | static const struct soc_enum dac_osr = | |
502 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_1, 0, 2, osr_text); | |
503 | ||
f1c0a02f MB |
504 | static const char *drc_slope_text[] = { |
505 | "1", "1/2", "1/4", "1/8", "1/16", "0" | |
506 | }; | |
507 | ||
508 | static const struct soc_enum drc_slope_r0 = | |
509 | SOC_ENUM_SINGLE(WM8903_DRC_2, 3, 6, drc_slope_text); | |
510 | ||
511 | static const struct soc_enum drc_slope_r1 = | |
512 | SOC_ENUM_SINGLE(WM8903_DRC_2, 0, 6, drc_slope_text); | |
513 | ||
514 | static const char *drc_attack_text[] = { | |
515 | "instantaneous", | |
516 | "363us", "762us", "1.45ms", "2.9ms", "5.8ms", "11.6ms", "23.2ms", | |
517 | "46.4ms", "92.8ms", "185.6ms" | |
518 | }; | |
519 | ||
520 | static const struct soc_enum drc_attack = | |
521 | SOC_ENUM_SINGLE(WM8903_DRC_1, 12, 11, drc_attack_text); | |
522 | ||
523 | static const char *drc_decay_text[] = { | |
524 | "186ms", "372ms", "743ms", "1.49s", "2.97s", "5.94s", "11.89s", | |
525 | "23.87s", "47.56s" | |
526 | }; | |
527 | ||
528 | static const struct soc_enum drc_decay = | |
529 | SOC_ENUM_SINGLE(WM8903_DRC_1, 8, 9, drc_decay_text); | |
530 | ||
531 | static const char *drc_ff_delay_text[] = { | |
532 | "5 samples", "9 samples" | |
533 | }; | |
534 | ||
535 | static const struct soc_enum drc_ff_delay = | |
536 | SOC_ENUM_SINGLE(WM8903_DRC_0, 5, 2, drc_ff_delay_text); | |
537 | ||
538 | static const char *drc_qr_decay_text[] = { | |
539 | "0.725ms", "1.45ms", "5.8ms" | |
540 | }; | |
541 | ||
542 | static const struct soc_enum drc_qr_decay = | |
543 | SOC_ENUM_SINGLE(WM8903_DRC_1, 4, 3, drc_qr_decay_text); | |
544 | ||
545 | static const char *drc_smoothing_text[] = { | |
546 | "Low", "Medium", "High" | |
547 | }; | |
548 | ||
549 | static const struct soc_enum drc_smoothing = | |
550 | SOC_ENUM_SINGLE(WM8903_DRC_0, 11, 3, drc_smoothing_text); | |
551 | ||
552 | static const char *soft_mute_text[] = { | |
553 | "Fast (fs/2)", "Slow (fs/32)" | |
554 | }; | |
555 | ||
556 | static const struct soc_enum soft_mute = | |
557 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_1, 10, 2, soft_mute_text); | |
558 | ||
559 | static const char *mute_mode_text[] = { | |
560 | "Hard", "Soft" | |
561 | }; | |
562 | ||
563 | static const struct soc_enum mute_mode = | |
564 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_1, 9, 2, mute_mode_text); | |
565 | ||
f1c0a02f MB |
566 | static const char *companding_text[] = { |
567 | "ulaw", "alaw" | |
568 | }; | |
569 | ||
570 | static const struct soc_enum dac_companding = | |
571 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 0, 2, companding_text); | |
572 | ||
573 | static const struct soc_enum adc_companding = | |
574 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 2, 2, companding_text); | |
575 | ||
576 | static const char *input_mode_text[] = { | |
577 | "Single-Ended", "Differential Line", "Differential Mic" | |
578 | }; | |
579 | ||
580 | static const struct soc_enum linput_mode_enum = | |
581 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_LEFT_INPUT_1, 0, 3, input_mode_text); | |
582 | ||
583 | static const struct soc_enum rinput_mode_enum = | |
584 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_RIGHT_INPUT_1, 0, 3, input_mode_text); | |
585 | ||
586 | static const char *linput_mux_text[] = { | |
587 | "IN1L", "IN2L", "IN3L" | |
588 | }; | |
589 | ||
590 | static const struct soc_enum linput_enum = | |
591 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_LEFT_INPUT_1, 2, 3, linput_mux_text); | |
592 | ||
593 | static const struct soc_enum linput_inv_enum = | |
594 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_LEFT_INPUT_1, 4, 3, linput_mux_text); | |
595 | ||
596 | static const char *rinput_mux_text[] = { | |
597 | "IN1R", "IN2R", "IN3R" | |
598 | }; | |
599 | ||
600 | static const struct soc_enum rinput_enum = | |
601 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_RIGHT_INPUT_1, 2, 3, rinput_mux_text); | |
602 | ||
603 | static const struct soc_enum rinput_inv_enum = | |
604 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_RIGHT_INPUT_1, 4, 3, rinput_mux_text); | |
605 | ||
606 | ||
291ce18c MB |
607 | static const char *sidetone_text[] = { |
608 | "None", "Left", "Right" | |
609 | }; | |
610 | ||
611 | static const struct soc_enum lsidetone_enum = | |
612 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_0, 2, 3, sidetone_text); | |
613 | ||
614 | static const struct soc_enum rsidetone_enum = | |
615 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_0, 0, 3, sidetone_text); | |
616 | ||
97945c46 SW |
617 | static const char *adcinput_text[] = { |
618 | "ADC", "DMIC" | |
619 | }; | |
620 | ||
621 | static const struct soc_enum adcinput_enum = | |
622 | SOC_ENUM_SINGLE(WM8903_CLOCK_RATE_TEST_4, 9, 2, adcinput_text); | |
623 | ||
1e113bf9 MB |
624 | static const char *aif_text[] = { |
625 | "Left", "Right" | |
626 | }; | |
627 | ||
628 | static const struct soc_enum lcapture_enum = | |
629 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 7, 2, aif_text); | |
630 | ||
631 | static const struct soc_enum rcapture_enum = | |
632 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 6, 2, aif_text); | |
633 | ||
634 | static const struct soc_enum lplay_enum = | |
635 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 5, 2, aif_text); | |
636 | ||
637 | static const struct soc_enum rplay_enum = | |
638 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 4, 2, aif_text); | |
639 | ||
f1c0a02f MB |
640 | static const struct snd_kcontrol_new wm8903_snd_controls[] = { |
641 | ||
642 | /* Input PGAs - No TLV since the scale depends on PGA mode */ | |
643 | SOC_SINGLE("Left Input PGA Switch", WM8903_ANALOGUE_LEFT_INPUT_0, | |
5715952b | 644 | 7, 1, 1), |
f1c0a02f MB |
645 | SOC_SINGLE("Left Input PGA Volume", WM8903_ANALOGUE_LEFT_INPUT_0, |
646 | 0, 31, 0), | |
647 | SOC_SINGLE("Left Input PGA Common Mode Switch", WM8903_ANALOGUE_LEFT_INPUT_1, | |
648 | 6, 1, 0), | |
649 | ||
650 | SOC_SINGLE("Right Input PGA Switch", WM8903_ANALOGUE_RIGHT_INPUT_0, | |
5715952b | 651 | 7, 1, 1), |
f1c0a02f MB |
652 | SOC_SINGLE("Right Input PGA Volume", WM8903_ANALOGUE_RIGHT_INPUT_0, |
653 | 0, 31, 0), | |
654 | SOC_SINGLE("Right Input PGA Common Mode Switch", WM8903_ANALOGUE_RIGHT_INPUT_1, | |
655 | 6, 1, 0), | |
656 | ||
657 | /* ADCs */ | |
dcf9ada3 | 658 | SOC_ENUM("ADC OSR", adc_osr), |
460f4aae MB |
659 | SOC_SINGLE("HPF Switch", WM8903_ADC_DIGITAL_0, 4, 1, 0), |
660 | SOC_ENUM("HPF Mode", hpf_mode), | |
f1c0a02f MB |
661 | SOC_SINGLE("DRC Switch", WM8903_DRC_0, 15, 1, 0), |
662 | SOC_ENUM("DRC Compressor Slope R0", drc_slope_r0), | |
663 | SOC_ENUM("DRC Compressor Slope R1", drc_slope_r1), | |
af901ca1 | 664 | SOC_SINGLE_TLV("DRC Compressor Threshold Volume", WM8903_DRC_3, 5, 124, 1, |
f1c0a02f MB |
665 | drc_tlv_thresh), |
666 | SOC_SINGLE_TLV("DRC Volume", WM8903_DRC_3, 0, 30, 1, drc_tlv_amp), | |
667 | SOC_SINGLE_TLV("DRC Minimum Gain Volume", WM8903_DRC_1, 2, 3, 1, drc_tlv_min), | |
668 | SOC_SINGLE_TLV("DRC Maximum Gain Volume", WM8903_DRC_1, 0, 3, 0, drc_tlv_max), | |
669 | SOC_ENUM("DRC Attack Rate", drc_attack), | |
670 | SOC_ENUM("DRC Decay Rate", drc_decay), | |
671 | SOC_ENUM("DRC FF Delay", drc_ff_delay), | |
672 | SOC_SINGLE("DRC Anticlip Switch", WM8903_DRC_0, 1, 1, 0), | |
673 | SOC_SINGLE("DRC QR Switch", WM8903_DRC_0, 2, 1, 0), | |
af901ca1 | 674 | SOC_SINGLE_TLV("DRC QR Threshold Volume", WM8903_DRC_0, 6, 3, 0, drc_tlv_max), |
f1c0a02f MB |
675 | SOC_ENUM("DRC QR Decay Rate", drc_qr_decay), |
676 | SOC_SINGLE("DRC Smoothing Switch", WM8903_DRC_0, 3, 1, 0), | |
677 | SOC_SINGLE("DRC Smoothing Hysteresis Switch", WM8903_DRC_0, 0, 1, 0), | |
af901ca1 | 678 | SOC_ENUM("DRC Smoothing Threshold", drc_smoothing), |
f1c0a02f MB |
679 | SOC_SINGLE_TLV("DRC Startup Volume", WM8903_DRC_0, 6, 18, 0, drc_tlv_startup), |
680 | ||
681 | SOC_DOUBLE_R_TLV("Digital Capture Volume", WM8903_ADC_DIGITAL_VOLUME_LEFT, | |
61bf35b9 | 682 | WM8903_ADC_DIGITAL_VOLUME_RIGHT, 1, 120, 0, digital_tlv), |
f1c0a02f MB |
683 | SOC_ENUM("ADC Companding Mode", adc_companding), |
684 | SOC_SINGLE("ADC Companding Switch", WM8903_AUDIO_INTERFACE_0, 3, 1, 0), | |
685 | ||
291ce18c MB |
686 | SOC_DOUBLE_TLV("Digital Sidetone Volume", WM8903_DAC_DIGITAL_0, 4, 8, |
687 | 12, 0, digital_sidetone_tlv), | |
688 | ||
f1c0a02f | 689 | /* DAC */ |
dcf9ada3 | 690 | SOC_ENUM("DAC OSR", dac_osr), |
f1c0a02f MB |
691 | SOC_DOUBLE_R_TLV("Digital Playback Volume", WM8903_DAC_DIGITAL_VOLUME_LEFT, |
692 | WM8903_DAC_DIGITAL_VOLUME_RIGHT, 1, 120, 0, digital_tlv), | |
693 | SOC_ENUM("DAC Soft Mute Rate", soft_mute), | |
694 | SOC_ENUM("DAC Mute Mode", mute_mode), | |
695 | SOC_SINGLE("DAC Mono Switch", WM8903_DAC_DIGITAL_1, 12, 1, 0), | |
f1c0a02f MB |
696 | SOC_ENUM("DAC Companding Mode", dac_companding), |
697 | SOC_SINGLE("DAC Companding Switch", WM8903_AUDIO_INTERFACE_0, 1, 1, 0), | |
69fff9bb MB |
698 | SOC_SINGLE_BOOL_EXT("Playback Deemphasis Switch", 0, |
699 | wm8903_get_deemph, wm8903_put_deemph), | |
f1c0a02f MB |
700 | |
701 | /* Headphones */ | |
702 | SOC_DOUBLE_R("Headphone Switch", | |
703 | WM8903_ANALOGUE_OUT1_LEFT, WM8903_ANALOGUE_OUT1_RIGHT, | |
704 | 8, 1, 1), | |
705 | SOC_DOUBLE_R("Headphone ZC Switch", | |
706 | WM8903_ANALOGUE_OUT1_LEFT, WM8903_ANALOGUE_OUT1_RIGHT, | |
707 | 6, 1, 0), | |
708 | SOC_DOUBLE_R_TLV("Headphone Volume", | |
709 | WM8903_ANALOGUE_OUT1_LEFT, WM8903_ANALOGUE_OUT1_RIGHT, | |
710 | 0, 63, 0, out_tlv), | |
711 | ||
712 | /* Line out */ | |
713 | SOC_DOUBLE_R("Line Out Switch", | |
714 | WM8903_ANALOGUE_OUT2_LEFT, WM8903_ANALOGUE_OUT2_RIGHT, | |
715 | 8, 1, 1), | |
716 | SOC_DOUBLE_R("Line Out ZC Switch", | |
717 | WM8903_ANALOGUE_OUT2_LEFT, WM8903_ANALOGUE_OUT2_RIGHT, | |
718 | 6, 1, 0), | |
719 | SOC_DOUBLE_R_TLV("Line Out Volume", | |
720 | WM8903_ANALOGUE_OUT2_LEFT, WM8903_ANALOGUE_OUT2_RIGHT, | |
721 | 0, 63, 0, out_tlv), | |
722 | ||
723 | /* Speaker */ | |
724 | SOC_DOUBLE_R("Speaker Switch", | |
725 | WM8903_ANALOGUE_OUT3_LEFT, WM8903_ANALOGUE_OUT3_RIGHT, 8, 1, 1), | |
726 | SOC_DOUBLE_R("Speaker ZC Switch", | |
727 | WM8903_ANALOGUE_OUT3_LEFT, WM8903_ANALOGUE_OUT3_RIGHT, 6, 1, 0), | |
728 | SOC_DOUBLE_R_TLV("Speaker Volume", | |
729 | WM8903_ANALOGUE_OUT3_LEFT, WM8903_ANALOGUE_OUT3_RIGHT, | |
730 | 0, 63, 0, out_tlv), | |
731 | }; | |
732 | ||
f1c0a02f MB |
733 | static const struct snd_kcontrol_new linput_mode_mux = |
734 | SOC_DAPM_ENUM("Left Input Mode Mux", linput_mode_enum); | |
735 | ||
736 | static const struct snd_kcontrol_new rinput_mode_mux = | |
737 | SOC_DAPM_ENUM("Right Input Mode Mux", rinput_mode_enum); | |
738 | ||
739 | static const struct snd_kcontrol_new linput_mux = | |
740 | SOC_DAPM_ENUM("Left Input Mux", linput_enum); | |
741 | ||
742 | static const struct snd_kcontrol_new linput_inv_mux = | |
743 | SOC_DAPM_ENUM("Left Inverting Input Mux", linput_inv_enum); | |
744 | ||
745 | static const struct snd_kcontrol_new rinput_mux = | |
746 | SOC_DAPM_ENUM("Right Input Mux", rinput_enum); | |
747 | ||
748 | static const struct snd_kcontrol_new rinput_inv_mux = | |
749 | SOC_DAPM_ENUM("Right Inverting Input Mux", rinput_inv_enum); | |
750 | ||
291ce18c MB |
751 | static const struct snd_kcontrol_new lsidetone_mux = |
752 | SOC_DAPM_ENUM("DACL Sidetone Mux", lsidetone_enum); | |
753 | ||
754 | static const struct snd_kcontrol_new rsidetone_mux = | |
755 | SOC_DAPM_ENUM("DACR Sidetone Mux", rsidetone_enum); | |
756 | ||
97945c46 SW |
757 | static const struct snd_kcontrol_new adcinput_mux = |
758 | SOC_DAPM_ENUM("ADC Input", adcinput_enum); | |
759 | ||
1e113bf9 MB |
760 | static const struct snd_kcontrol_new lcapture_mux = |
761 | SOC_DAPM_ENUM("Left Capture Mux", lcapture_enum); | |
762 | ||
763 | static const struct snd_kcontrol_new rcapture_mux = | |
764 | SOC_DAPM_ENUM("Right Capture Mux", rcapture_enum); | |
765 | ||
766 | static const struct snd_kcontrol_new lplay_mux = | |
767 | SOC_DAPM_ENUM("Left Playback Mux", lplay_enum); | |
768 | ||
769 | static const struct snd_kcontrol_new rplay_mux = | |
770 | SOC_DAPM_ENUM("Right Playback Mux", rplay_enum); | |
771 | ||
f1c0a02f MB |
772 | static const struct snd_kcontrol_new left_output_mixer[] = { |
773 | SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_LEFT_MIX_0, 3, 1, 0), | |
774 | SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_LEFT_MIX_0, 2, 1, 0), | |
775 | SOC_DAPM_SINGLE_W("Left Bypass Switch", WM8903_ANALOGUE_LEFT_MIX_0, 1, 1, 0), | |
4b4fffdd | 776 | SOC_DAPM_SINGLE_W("Right Bypass Switch", WM8903_ANALOGUE_LEFT_MIX_0, 0, 1, 0), |
f1c0a02f MB |
777 | }; |
778 | ||
779 | static const struct snd_kcontrol_new right_output_mixer[] = { | |
780 | SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 3, 1, 0), | |
781 | SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 2, 1, 0), | |
782 | SOC_DAPM_SINGLE_W("Left Bypass Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 1, 1, 0), | |
4b4fffdd | 783 | SOC_DAPM_SINGLE_W("Right Bypass Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 0, 1, 0), |
f1c0a02f MB |
784 | }; |
785 | ||
786 | static const struct snd_kcontrol_new left_speaker_mixer[] = { | |
787 | SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, 3, 1, 0), | |
788 | SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, 2, 1, 0), | |
789 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, 1, 1, 0), | |
790 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, | |
4b4fffdd | 791 | 0, 1, 0), |
f1c0a02f MB |
792 | }; |
793 | ||
794 | static const struct snd_kcontrol_new right_speaker_mixer[] = { | |
795 | SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, 3, 1, 0), | |
796 | SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, 2, 1, 0), | |
797 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, | |
798 | 1, 1, 0), | |
799 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, | |
4b4fffdd | 800 | 0, 1, 0), |
f1c0a02f MB |
801 | }; |
802 | ||
803 | static const struct snd_soc_dapm_widget wm8903_dapm_widgets[] = { | |
804 | SND_SOC_DAPM_INPUT("IN1L"), | |
805 | SND_SOC_DAPM_INPUT("IN1R"), | |
806 | SND_SOC_DAPM_INPUT("IN2L"), | |
807 | SND_SOC_DAPM_INPUT("IN2R"), | |
808 | SND_SOC_DAPM_INPUT("IN3L"), | |
809 | SND_SOC_DAPM_INPUT("IN3R"), | |
97945c46 | 810 | SND_SOC_DAPM_INPUT("DMICDAT"), |
f1c0a02f MB |
811 | |
812 | SND_SOC_DAPM_OUTPUT("HPOUTL"), | |
813 | SND_SOC_DAPM_OUTPUT("HPOUTR"), | |
814 | SND_SOC_DAPM_OUTPUT("LINEOUTL"), | |
815 | SND_SOC_DAPM_OUTPUT("LINEOUTR"), | |
816 | SND_SOC_DAPM_OUTPUT("LOP"), | |
817 | SND_SOC_DAPM_OUTPUT("LON"), | |
818 | SND_SOC_DAPM_OUTPUT("ROP"), | |
819 | SND_SOC_DAPM_OUTPUT("RON"), | |
820 | ||
5032dc34 | 821 | SND_SOC_DAPM_SUPPLY("MICBIAS", WM8903_MIC_BIAS_CONTROL_0, 0, 0, NULL, 0), |
f1c0a02f MB |
822 | |
823 | SND_SOC_DAPM_MUX("Left Input Mux", SND_SOC_NOPM, 0, 0, &linput_mux), | |
824 | SND_SOC_DAPM_MUX("Left Input Inverting Mux", SND_SOC_NOPM, 0, 0, | |
825 | &linput_inv_mux), | |
826 | SND_SOC_DAPM_MUX("Left Input Mode Mux", SND_SOC_NOPM, 0, 0, &linput_mode_mux), | |
827 | ||
828 | SND_SOC_DAPM_MUX("Right Input Mux", SND_SOC_NOPM, 0, 0, &rinput_mux), | |
829 | SND_SOC_DAPM_MUX("Right Input Inverting Mux", SND_SOC_NOPM, 0, 0, | |
830 | &rinput_inv_mux), | |
831 | SND_SOC_DAPM_MUX("Right Input Mode Mux", SND_SOC_NOPM, 0, 0, &rinput_mode_mux), | |
832 | ||
833 | SND_SOC_DAPM_PGA("Left Input PGA", WM8903_POWER_MANAGEMENT_0, 1, 0, NULL, 0), | |
834 | SND_SOC_DAPM_PGA("Right Input PGA", WM8903_POWER_MANAGEMENT_0, 0, 0, NULL, 0), | |
835 | ||
97945c46 SW |
836 | SND_SOC_DAPM_MUX("Left ADC Input", SND_SOC_NOPM, 0, 0, &adcinput_mux), |
837 | SND_SOC_DAPM_MUX("Right ADC Input", SND_SOC_NOPM, 0, 0, &adcinput_mux), | |
838 | ||
1e113bf9 MB |
839 | SND_SOC_DAPM_ADC("ADCL", NULL, WM8903_POWER_MANAGEMENT_6, 1, 0), |
840 | SND_SOC_DAPM_ADC("ADCR", NULL, WM8903_POWER_MANAGEMENT_6, 0, 0), | |
841 | ||
842 | SND_SOC_DAPM_MUX("Left Capture Mux", SND_SOC_NOPM, 0, 0, &lcapture_mux), | |
843 | SND_SOC_DAPM_MUX("Right Capture Mux", SND_SOC_NOPM, 0, 0, &rcapture_mux), | |
844 | ||
845 | SND_SOC_DAPM_AIF_OUT("AIFTXL", "Left HiFi Capture", 0, SND_SOC_NOPM, 0, 0), | |
846 | SND_SOC_DAPM_AIF_OUT("AIFTXR", "Right HiFi Capture", 0, SND_SOC_NOPM, 0, 0), | |
f1c0a02f | 847 | |
291ce18c MB |
848 | SND_SOC_DAPM_MUX("DACL Sidetone", SND_SOC_NOPM, 0, 0, &lsidetone_mux), |
849 | SND_SOC_DAPM_MUX("DACR Sidetone", SND_SOC_NOPM, 0, 0, &rsidetone_mux), | |
850 | ||
1e113bf9 MB |
851 | SND_SOC_DAPM_AIF_IN("AIFRXL", "Left Playback", 0, SND_SOC_NOPM, 0, 0), |
852 | SND_SOC_DAPM_AIF_IN("AIFRXR", "Right Playback", 0, SND_SOC_NOPM, 0, 0), | |
853 | ||
854 | SND_SOC_DAPM_MUX("Left Playback Mux", SND_SOC_NOPM, 0, 0, &lplay_mux), | |
855 | SND_SOC_DAPM_MUX("Right Playback Mux", SND_SOC_NOPM, 0, 0, &rplay_mux), | |
856 | ||
857 | SND_SOC_DAPM_DAC("DACL", NULL, WM8903_POWER_MANAGEMENT_6, 3, 0), | |
858 | SND_SOC_DAPM_DAC("DACR", NULL, WM8903_POWER_MANAGEMENT_6, 2, 0), | |
f1c0a02f MB |
859 | |
860 | SND_SOC_DAPM_MIXER("Left Output Mixer", WM8903_POWER_MANAGEMENT_1, 1, 0, | |
861 | left_output_mixer, ARRAY_SIZE(left_output_mixer)), | |
862 | SND_SOC_DAPM_MIXER("Right Output Mixer", WM8903_POWER_MANAGEMENT_1, 0, 0, | |
863 | right_output_mixer, ARRAY_SIZE(right_output_mixer)), | |
864 | ||
865 | SND_SOC_DAPM_MIXER("Left Speaker Mixer", WM8903_POWER_MANAGEMENT_4, 1, 0, | |
866 | left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)), | |
867 | SND_SOC_DAPM_MIXER("Right Speaker Mixer", WM8903_POWER_MANAGEMENT_4, 0, 0, | |
868 | right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)), | |
869 | ||
1b877cb5 DL |
870 | SND_SOC_DAPM_PGA_S("Left Headphone Output PGA", 0, WM8903_POWER_MANAGEMENT_2, |
871 | 1, 0, NULL, 0), | |
872 | SND_SOC_DAPM_PGA_S("Right Headphone Output PGA", 0, WM8903_POWER_MANAGEMENT_2, | |
13a9983e MB |
873 | 0, 0, NULL, 0), |
874 | ||
1b877cb5 | 875 | SND_SOC_DAPM_PGA_S("Left Line Output PGA", 0, WM8903_POWER_MANAGEMENT_3, 1, 0, |
13a9983e | 876 | NULL, 0), |
1b877cb5 | 877 | SND_SOC_DAPM_PGA_S("Right Line Output PGA", 0, WM8903_POWER_MANAGEMENT_3, 0, 0, |
13a9983e MB |
878 | NULL, 0), |
879 | ||
880 | SND_SOC_DAPM_PGA_S("HPL_RMV_SHORT", 4, WM8903_ANALOGUE_HP_0, 7, 0, NULL, 0), | |
881 | SND_SOC_DAPM_PGA_S("HPL_ENA_OUTP", 3, WM8903_ANALOGUE_HP_0, 6, 0, NULL, 0), | |
1b877cb5 DL |
882 | SND_SOC_DAPM_PGA_S("HPL_ENA_DLY", 2, WM8903_ANALOGUE_HP_0, 5, 0, NULL, 0), |
883 | SND_SOC_DAPM_PGA_S("HPL_ENA", 1, WM8903_ANALOGUE_HP_0, 4, 0, NULL, 0), | |
13a9983e MB |
884 | SND_SOC_DAPM_PGA_S("HPR_RMV_SHORT", 4, WM8903_ANALOGUE_HP_0, 3, 0, NULL, 0), |
885 | SND_SOC_DAPM_PGA_S("HPR_ENA_OUTP", 3, WM8903_ANALOGUE_HP_0, 2, 0, NULL, 0), | |
1b877cb5 DL |
886 | SND_SOC_DAPM_PGA_S("HPR_ENA_DLY", 2, WM8903_ANALOGUE_HP_0, 1, 0, NULL, 0), |
887 | SND_SOC_DAPM_PGA_S("HPR_ENA", 1, WM8903_ANALOGUE_HP_0, 0, 0, NULL, 0), | |
13a9983e MB |
888 | |
889 | SND_SOC_DAPM_PGA_S("LINEOUTL_RMV_SHORT", 4, WM8903_ANALOGUE_LINEOUT_0, 7, 0, | |
890 | NULL, 0), | |
891 | SND_SOC_DAPM_PGA_S("LINEOUTL_ENA_OUTP", 3, WM8903_ANALOGUE_LINEOUT_0, 6, 0, | |
892 | NULL, 0), | |
1b877cb5 DL |
893 | SND_SOC_DAPM_PGA_S("LINEOUTL_ENA_DLY", 2, WM8903_ANALOGUE_LINEOUT_0, 5, 0, |
894 | NULL, 0), | |
895 | SND_SOC_DAPM_PGA_S("LINEOUTL_ENA", 1, WM8903_ANALOGUE_LINEOUT_0, 4, 0, | |
13a9983e MB |
896 | NULL, 0), |
897 | SND_SOC_DAPM_PGA_S("LINEOUTR_RMV_SHORT", 4, WM8903_ANALOGUE_LINEOUT_0, 3, 0, | |
898 | NULL, 0), | |
899 | SND_SOC_DAPM_PGA_S("LINEOUTR_ENA_OUTP", 3, WM8903_ANALOGUE_LINEOUT_0, 2, 0, | |
900 | NULL, 0), | |
1b877cb5 DL |
901 | SND_SOC_DAPM_PGA_S("LINEOUTR_ENA_DLY", 2, WM8903_ANALOGUE_LINEOUT_0, 1, 0, |
902 | NULL, 0), | |
903 | SND_SOC_DAPM_PGA_S("LINEOUTR_ENA", 1, WM8903_ANALOGUE_LINEOUT_0, 0, 0, | |
13a9983e MB |
904 | NULL, 0), |
905 | ||
c5b6a9fe MB |
906 | SND_SOC_DAPM_SUPPLY("DCS Master", WM8903_DC_SERVO_0, 4, 0, NULL, 0), |
907 | SND_SOC_DAPM_PGA_S("HPL_DCS", 3, SND_SOC_NOPM, 3, 0, wm8903_dcs_event, | |
908 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
909 | SND_SOC_DAPM_PGA_S("HPR_DCS", 3, SND_SOC_NOPM, 2, 0, wm8903_dcs_event, | |
910 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
911 | SND_SOC_DAPM_PGA_S("LINEOUTL_DCS", 3, SND_SOC_NOPM, 1, 0, wm8903_dcs_event, | |
912 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
913 | SND_SOC_DAPM_PGA_S("LINEOUTR_DCS", 3, SND_SOC_NOPM, 0, 0, wm8903_dcs_event, | |
914 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
f1c0a02f MB |
915 | |
916 | SND_SOC_DAPM_PGA("Left Speaker PGA", WM8903_POWER_MANAGEMENT_5, 1, 0, | |
917 | NULL, 0), | |
918 | SND_SOC_DAPM_PGA("Right Speaker PGA", WM8903_POWER_MANAGEMENT_5, 0, 0, | |
919 | NULL, 0), | |
920 | ||
42768a12 MB |
921 | SND_SOC_DAPM_SUPPLY("Charge Pump", WM8903_CHARGE_PUMP_0, 0, 0, |
922 | wm8903_cp_event, SND_SOC_DAPM_POST_PMU), | |
c2aef4ff | 923 | SND_SOC_DAPM_SUPPLY("CLK_DSP", WM8903_CLOCK_RATES_2, 1, 0, NULL, 0), |
2c8be5a2 | 924 | SND_SOC_DAPM_SUPPLY("CLK_SYS", WM8903_CLOCK_RATES_2, 2, 0, NULL, 0), |
f1c0a02f MB |
925 | }; |
926 | ||
ecd01512 | 927 | static const struct snd_soc_dapm_route wm8903_intercon[] = { |
f1c0a02f | 928 | |
2c8be5a2 | 929 | { "CLK_DSP", NULL, "CLK_SYS" }, |
5032dc34 | 930 | { "MICBIAS", NULL, "CLK_SYS" }, |
2c8be5a2 MB |
931 | { "HPL_DCS", NULL, "CLK_SYS" }, |
932 | { "HPR_DCS", NULL, "CLK_SYS" }, | |
933 | { "LINEOUTL_DCS", NULL, "CLK_SYS" }, | |
934 | { "LINEOUTR_DCS", NULL, "CLK_SYS" }, | |
935 | ||
f1c0a02f MB |
936 | { "Left Input Mux", "IN1L", "IN1L" }, |
937 | { "Left Input Mux", "IN2L", "IN2L" }, | |
938 | { "Left Input Mux", "IN3L", "IN3L" }, | |
939 | ||
940 | { "Left Input Inverting Mux", "IN1L", "IN1L" }, | |
941 | { "Left Input Inverting Mux", "IN2L", "IN2L" }, | |
942 | { "Left Input Inverting Mux", "IN3L", "IN3L" }, | |
943 | ||
944 | { "Right Input Mux", "IN1R", "IN1R" }, | |
945 | { "Right Input Mux", "IN2R", "IN2R" }, | |
946 | { "Right Input Mux", "IN3R", "IN3R" }, | |
947 | ||
948 | { "Right Input Inverting Mux", "IN1R", "IN1R" }, | |
949 | { "Right Input Inverting Mux", "IN2R", "IN2R" }, | |
950 | { "Right Input Inverting Mux", "IN3R", "IN3R" }, | |
951 | ||
952 | { "Left Input Mode Mux", "Single-Ended", "Left Input Inverting Mux" }, | |
953 | { "Left Input Mode Mux", "Differential Line", | |
954 | "Left Input Mux" }, | |
955 | { "Left Input Mode Mux", "Differential Line", | |
956 | "Left Input Inverting Mux" }, | |
957 | { "Left Input Mode Mux", "Differential Mic", | |
958 | "Left Input Mux" }, | |
959 | { "Left Input Mode Mux", "Differential Mic", | |
960 | "Left Input Inverting Mux" }, | |
961 | ||
962 | { "Right Input Mode Mux", "Single-Ended", | |
963 | "Right Input Inverting Mux" }, | |
964 | { "Right Input Mode Mux", "Differential Line", | |
965 | "Right Input Mux" }, | |
966 | { "Right Input Mode Mux", "Differential Line", | |
967 | "Right Input Inverting Mux" }, | |
968 | { "Right Input Mode Mux", "Differential Mic", | |
969 | "Right Input Mux" }, | |
970 | { "Right Input Mode Mux", "Differential Mic", | |
971 | "Right Input Inverting Mux" }, | |
972 | ||
973 | { "Left Input PGA", NULL, "Left Input Mode Mux" }, | |
974 | { "Right Input PGA", NULL, "Right Input Mode Mux" }, | |
975 | ||
97945c46 SW |
976 | { "Left ADC Input", "ADC", "Left Input PGA" }, |
977 | { "Left ADC Input", "DMIC", "DMICDAT" }, | |
978 | { "Right ADC Input", "ADC", "Right Input PGA" }, | |
979 | { "Right ADC Input", "DMIC", "DMICDAT" }, | |
980 | ||
1e113bf9 MB |
981 | { "Left Capture Mux", "Left", "ADCL" }, |
982 | { "Left Capture Mux", "Right", "ADCR" }, | |
983 | ||
984 | { "Right Capture Mux", "Left", "ADCL" }, | |
985 | { "Right Capture Mux", "Right", "ADCR" }, | |
986 | ||
987 | { "AIFTXL", NULL, "Left Capture Mux" }, | |
988 | { "AIFTXR", NULL, "Right Capture Mux" }, | |
989 | ||
97945c46 | 990 | { "ADCL", NULL, "Left ADC Input" }, |
c2aef4ff | 991 | { "ADCL", NULL, "CLK_DSP" }, |
97945c46 | 992 | { "ADCR", NULL, "Right ADC Input" }, |
c2aef4ff MB |
993 | { "ADCR", NULL, "CLK_DSP" }, |
994 | ||
1e113bf9 MB |
995 | { "Left Playback Mux", "Left", "AIFRXL" }, |
996 | { "Left Playback Mux", "Right", "AIFRXR" }, | |
997 | ||
998 | { "Right Playback Mux", "Left", "AIFRXL" }, | |
999 | { "Right Playback Mux", "Right", "AIFRXR" }, | |
1000 | ||
291ce18c MB |
1001 | { "DACL Sidetone", "Left", "ADCL" }, |
1002 | { "DACL Sidetone", "Right", "ADCR" }, | |
1003 | { "DACR Sidetone", "Left", "ADCL" }, | |
1004 | { "DACR Sidetone", "Right", "ADCR" }, | |
1005 | ||
1e113bf9 | 1006 | { "DACL", NULL, "Left Playback Mux" }, |
291ce18c | 1007 | { "DACL", NULL, "DACL Sidetone" }, |
c2aef4ff | 1008 | { "DACL", NULL, "CLK_DSP" }, |
1e113bf9 MB |
1009 | |
1010 | { "DACR", NULL, "Right Playback Mux" }, | |
291ce18c | 1011 | { "DACR", NULL, "DACR Sidetone" }, |
c2aef4ff | 1012 | { "DACR", NULL, "CLK_DSP" }, |
f1c0a02f MB |
1013 | |
1014 | { "Left Output Mixer", "Left Bypass Switch", "Left Input PGA" }, | |
1015 | { "Left Output Mixer", "Right Bypass Switch", "Right Input PGA" }, | |
1016 | { "Left Output Mixer", "DACL Switch", "DACL" }, | |
1017 | { "Left Output Mixer", "DACR Switch", "DACR" }, | |
1018 | ||
1019 | { "Right Output Mixer", "Left Bypass Switch", "Left Input PGA" }, | |
1020 | { "Right Output Mixer", "Right Bypass Switch", "Right Input PGA" }, | |
1021 | { "Right Output Mixer", "DACL Switch", "DACL" }, | |
1022 | { "Right Output Mixer", "DACR Switch", "DACR" }, | |
1023 | ||
1024 | { "Left Speaker Mixer", "Left Bypass Switch", "Left Input PGA" }, | |
1025 | { "Left Speaker Mixer", "Right Bypass Switch", "Right Input PGA" }, | |
1026 | { "Left Speaker Mixer", "DACL Switch", "DACL" }, | |
1027 | { "Left Speaker Mixer", "DACR Switch", "DACR" }, | |
1028 | ||
1029 | { "Right Speaker Mixer", "Left Bypass Switch", "Left Input PGA" }, | |
1030 | { "Right Speaker Mixer", "Right Bypass Switch", "Right Input PGA" }, | |
1031 | { "Right Speaker Mixer", "DACL Switch", "DACL" }, | |
1032 | { "Right Speaker Mixer", "DACR Switch", "DACR" }, | |
1033 | ||
1034 | { "Left Line Output PGA", NULL, "Left Output Mixer" }, | |
1035 | { "Right Line Output PGA", NULL, "Right Output Mixer" }, | |
1036 | ||
1037 | { "Left Headphone Output PGA", NULL, "Left Output Mixer" }, | |
1038 | { "Right Headphone Output PGA", NULL, "Right Output Mixer" }, | |
1039 | ||
1040 | { "Left Speaker PGA", NULL, "Left Speaker Mixer" }, | |
1041 | { "Right Speaker PGA", NULL, "Right Speaker Mixer" }, | |
1042 | ||
1b877cb5 DL |
1043 | { "HPL_ENA", NULL, "Left Headphone Output PGA" }, |
1044 | { "HPR_ENA", NULL, "Right Headphone Output PGA" }, | |
1045 | { "HPL_ENA_DLY", NULL, "HPL_ENA" }, | |
1046 | { "HPR_ENA_DLY", NULL, "HPR_ENA" }, | |
1047 | { "LINEOUTL_ENA", NULL, "Left Line Output PGA" }, | |
1048 | { "LINEOUTR_ENA", NULL, "Right Line Output PGA" }, | |
1049 | { "LINEOUTL_ENA_DLY", NULL, "LINEOUTL_ENA" }, | |
1050 | { "LINEOUTR_ENA_DLY", NULL, "LINEOUTR_ENA" }, | |
13a9983e | 1051 | |
c5b6a9fe MB |
1052 | { "HPL_DCS", NULL, "DCS Master" }, |
1053 | { "HPR_DCS", NULL, "DCS Master" }, | |
1054 | { "LINEOUTL_DCS", NULL, "DCS Master" }, | |
1055 | { "LINEOUTR_DCS", NULL, "DCS Master" }, | |
1056 | ||
13a9983e MB |
1057 | { "HPL_DCS", NULL, "HPL_ENA_DLY" }, |
1058 | { "HPR_DCS", NULL, "HPR_ENA_DLY" }, | |
1059 | { "LINEOUTL_DCS", NULL, "LINEOUTL_ENA_DLY" }, | |
1060 | { "LINEOUTR_DCS", NULL, "LINEOUTR_ENA_DLY" }, | |
1061 | ||
1062 | { "HPL_ENA_OUTP", NULL, "HPL_DCS" }, | |
1063 | { "HPR_ENA_OUTP", NULL, "HPR_DCS" }, | |
1064 | { "LINEOUTL_ENA_OUTP", NULL, "LINEOUTL_DCS" }, | |
1065 | { "LINEOUTR_ENA_OUTP", NULL, "LINEOUTR_DCS" }, | |
1066 | ||
1067 | { "HPL_RMV_SHORT", NULL, "HPL_ENA_OUTP" }, | |
1068 | { "HPR_RMV_SHORT", NULL, "HPR_ENA_OUTP" }, | |
1069 | { "LINEOUTL_RMV_SHORT", NULL, "LINEOUTL_ENA_OUTP" }, | |
1070 | { "LINEOUTR_RMV_SHORT", NULL, "LINEOUTR_ENA_OUTP" }, | |
1071 | ||
1072 | { "HPOUTL", NULL, "HPL_RMV_SHORT" }, | |
1073 | { "HPOUTR", NULL, "HPR_RMV_SHORT" }, | |
1074 | { "LINEOUTL", NULL, "LINEOUTL_RMV_SHORT" }, | |
1075 | { "LINEOUTR", NULL, "LINEOUTR_RMV_SHORT" }, | |
f1c0a02f MB |
1076 | |
1077 | { "LOP", NULL, "Left Speaker PGA" }, | |
1078 | { "LON", NULL, "Left Speaker PGA" }, | |
1079 | ||
1080 | { "ROP", NULL, "Right Speaker PGA" }, | |
1081 | { "RON", NULL, "Right Speaker PGA" }, | |
42768a12 MB |
1082 | |
1083 | { "Left Headphone Output PGA", NULL, "Charge Pump" }, | |
1084 | { "Right Headphone Output PGA", NULL, "Charge Pump" }, | |
1085 | { "Left Line Output PGA", NULL, "Charge Pump" }, | |
1086 | { "Right Line Output PGA", NULL, "Charge Pump" }, | |
f1c0a02f MB |
1087 | }; |
1088 | ||
f1c0a02f MB |
1089 | static int wm8903_set_bias_level(struct snd_soc_codec *codec, |
1090 | enum snd_soc_bias_level level) | |
1091 | { | |
f1c0a02f MB |
1092 | switch (level) { |
1093 | case SND_SOC_BIAS_ON: | |
66daaa59 | 1094 | break; |
22f226dd | 1095 | |
f1c0a02f | 1096 | case SND_SOC_BIAS_PREPARE: |
66daaa59 MB |
1097 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, |
1098 | WM8903_VMID_RES_MASK, | |
1099 | WM8903_VMID_RES_50K); | |
f1c0a02f MB |
1100 | break; |
1101 | ||
1102 | case SND_SOC_BIAS_STANDBY: | |
ce6120cc | 1103 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { |
22f226dd MB |
1104 | snd_soc_update_bits(codec, WM8903_BIAS_CONTROL_0, |
1105 | WM8903_POBCTRL | WM8903_ISEL_MASK | | |
1106 | WM8903_STARTUP_BIAS_ENA | | |
1107 | WM8903_BIAS_ENA, | |
1108 | WM8903_POBCTRL | | |
1109 | (2 << WM8903_ISEL_SHIFT) | | |
1110 | WM8903_STARTUP_BIAS_ENA); | |
1111 | ||
1112 | snd_soc_update_bits(codec, | |
1113 | WM8903_ANALOGUE_SPK_OUTPUT_CONTROL_0, | |
1114 | WM8903_SPK_DISCHARGE, | |
1115 | WM8903_SPK_DISCHARGE); | |
1116 | ||
1117 | msleep(33); | |
1118 | ||
1119 | snd_soc_update_bits(codec, WM8903_POWER_MANAGEMENT_5, | |
1120 | WM8903_SPKL_ENA | WM8903_SPKR_ENA, | |
1121 | WM8903_SPKL_ENA | WM8903_SPKR_ENA); | |
1122 | ||
1123 | snd_soc_update_bits(codec, | |
1124 | WM8903_ANALOGUE_SPK_OUTPUT_CONTROL_0, | |
1125 | WM8903_SPK_DISCHARGE, 0); | |
1126 | ||
1127 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1128 | WM8903_VMID_TIE_ENA | | |
1129 | WM8903_BUFIO_ENA | | |
1130 | WM8903_VMID_IO_ENA | | |
1131 | WM8903_VMID_SOFT_MASK | | |
1132 | WM8903_VMID_RES_MASK | | |
1133 | WM8903_VMID_BUF_ENA, | |
1134 | WM8903_VMID_TIE_ENA | | |
1135 | WM8903_BUFIO_ENA | | |
1136 | WM8903_VMID_IO_ENA | | |
1137 | (2 << WM8903_VMID_SOFT_SHIFT) | | |
1138 | WM8903_VMID_RES_250K | | |
1139 | WM8903_VMID_BUF_ENA); | |
1140 | ||
1141 | msleep(129); | |
1142 | ||
1143 | snd_soc_update_bits(codec, WM8903_POWER_MANAGEMENT_5, | |
1144 | WM8903_SPKL_ENA | WM8903_SPKR_ENA, | |
1145 | 0); | |
1146 | ||
1147 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1148 | WM8903_VMID_SOFT_MASK, 0); | |
1149 | ||
1150 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1151 | WM8903_VMID_RES_MASK, | |
1152 | WM8903_VMID_RES_50K); | |
1153 | ||
1154 | snd_soc_update_bits(codec, WM8903_BIAS_CONTROL_0, | |
1155 | WM8903_BIAS_ENA | WM8903_POBCTRL, | |
1156 | WM8903_BIAS_ENA); | |
f1c0a02f | 1157 | |
f1c0a02f MB |
1158 | /* By default no bypass paths are enabled so |
1159 | * enable Class W support. | |
1160 | */ | |
f0fba2ad | 1161 | dev_dbg(codec->dev, "Enabling Class W\n"); |
524d7692 MB |
1162 | snd_soc_update_bits(codec, WM8903_CLASS_W_0, |
1163 | WM8903_CP_DYN_FREQ | | |
1164 | WM8903_CP_DYN_V, | |
1165 | WM8903_CP_DYN_FREQ | | |
1166 | WM8903_CP_DYN_V); | |
f1c0a02f MB |
1167 | } |
1168 | ||
66daaa59 MB |
1169 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, |
1170 | WM8903_VMID_RES_MASK, | |
1171 | WM8903_VMID_RES_250K); | |
f1c0a02f MB |
1172 | break; |
1173 | ||
1174 | case SND_SOC_BIAS_OFF: | |
b4d06f45 MB |
1175 | snd_soc_update_bits(codec, WM8903_BIAS_CONTROL_0, |
1176 | WM8903_BIAS_ENA, 0); | |
1177 | ||
1178 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1179 | WM8903_VMID_SOFT_MASK, | |
1180 | 2 << WM8903_VMID_SOFT_SHIFT); | |
1181 | ||
1182 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1183 | WM8903_VMID_BUF_ENA, 0); | |
1184 | ||
1185 | msleep(290); | |
1186 | ||
1187 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1188 | WM8903_VMID_TIE_ENA | WM8903_BUFIO_ENA | | |
1189 | WM8903_VMID_IO_ENA | WM8903_VMID_RES_MASK | | |
1190 | WM8903_VMID_SOFT_MASK | | |
1191 | WM8903_VMID_BUF_ENA, 0); | |
1192 | ||
1193 | snd_soc_update_bits(codec, WM8903_BIAS_CONTROL_0, | |
1194 | WM8903_STARTUP_BIAS_ENA, 0); | |
f1c0a02f MB |
1195 | break; |
1196 | } | |
1197 | ||
ce6120cc | 1198 | codec->dapm.bias_level = level; |
f1c0a02f MB |
1199 | |
1200 | return 0; | |
1201 | } | |
1202 | ||
1203 | static int wm8903_set_dai_sysclk(struct snd_soc_dai *codec_dai, | |
1204 | int clk_id, unsigned int freq, int dir) | |
1205 | { | |
1206 | struct snd_soc_codec *codec = codec_dai->codec; | |
b2c812e2 | 1207 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
f1c0a02f MB |
1208 | |
1209 | wm8903->sysclk = freq; | |
1210 | ||
1211 | return 0; | |
1212 | } | |
1213 | ||
1214 | static int wm8903_set_dai_fmt(struct snd_soc_dai *codec_dai, | |
1215 | unsigned int fmt) | |
1216 | { | |
1217 | struct snd_soc_codec *codec = codec_dai->codec; | |
8d50e447 | 1218 | u16 aif1 = snd_soc_read(codec, WM8903_AUDIO_INTERFACE_1); |
f1c0a02f MB |
1219 | |
1220 | aif1 &= ~(WM8903_LRCLK_DIR | WM8903_BCLK_DIR | WM8903_AIF_FMT_MASK | | |
1221 | WM8903_AIF_LRCLK_INV | WM8903_AIF_BCLK_INV); | |
1222 | ||
1223 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
1224 | case SND_SOC_DAIFMT_CBS_CFS: | |
1225 | break; | |
1226 | case SND_SOC_DAIFMT_CBS_CFM: | |
1227 | aif1 |= WM8903_LRCLK_DIR; | |
1228 | break; | |
1229 | case SND_SOC_DAIFMT_CBM_CFM: | |
1230 | aif1 |= WM8903_LRCLK_DIR | WM8903_BCLK_DIR; | |
1231 | break; | |
1232 | case SND_SOC_DAIFMT_CBM_CFS: | |
1233 | aif1 |= WM8903_BCLK_DIR; | |
1234 | break; | |
1235 | default: | |
1236 | return -EINVAL; | |
1237 | } | |
1238 | ||
1239 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
1240 | case SND_SOC_DAIFMT_DSP_A: | |
1241 | aif1 |= 0x3; | |
1242 | break; | |
1243 | case SND_SOC_DAIFMT_DSP_B: | |
1244 | aif1 |= 0x3 | WM8903_AIF_LRCLK_INV; | |
1245 | break; | |
1246 | case SND_SOC_DAIFMT_I2S: | |
1247 | aif1 |= 0x2; | |
1248 | break; | |
1249 | case SND_SOC_DAIFMT_RIGHT_J: | |
1250 | aif1 |= 0x1; | |
1251 | break; | |
1252 | case SND_SOC_DAIFMT_LEFT_J: | |
1253 | break; | |
1254 | default: | |
1255 | return -EINVAL; | |
1256 | } | |
1257 | ||
1258 | /* Clock inversion */ | |
1259 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
1260 | case SND_SOC_DAIFMT_DSP_A: | |
1261 | case SND_SOC_DAIFMT_DSP_B: | |
1262 | /* frame inversion not valid for DSP modes */ | |
1263 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
1264 | case SND_SOC_DAIFMT_NB_NF: | |
1265 | break; | |
1266 | case SND_SOC_DAIFMT_IB_NF: | |
1267 | aif1 |= WM8903_AIF_BCLK_INV; | |
1268 | break; | |
1269 | default: | |
1270 | return -EINVAL; | |
1271 | } | |
1272 | break; | |
1273 | case SND_SOC_DAIFMT_I2S: | |
1274 | case SND_SOC_DAIFMT_RIGHT_J: | |
1275 | case SND_SOC_DAIFMT_LEFT_J: | |
1276 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
1277 | case SND_SOC_DAIFMT_NB_NF: | |
1278 | break; | |
1279 | case SND_SOC_DAIFMT_IB_IF: | |
1280 | aif1 |= WM8903_AIF_BCLK_INV | WM8903_AIF_LRCLK_INV; | |
1281 | break; | |
1282 | case SND_SOC_DAIFMT_IB_NF: | |
1283 | aif1 |= WM8903_AIF_BCLK_INV; | |
1284 | break; | |
1285 | case SND_SOC_DAIFMT_NB_IF: | |
1286 | aif1 |= WM8903_AIF_LRCLK_INV; | |
1287 | break; | |
1288 | default: | |
1289 | return -EINVAL; | |
1290 | } | |
1291 | break; | |
1292 | default: | |
1293 | return -EINVAL; | |
1294 | } | |
1295 | ||
8d50e447 | 1296 | snd_soc_write(codec, WM8903_AUDIO_INTERFACE_1, aif1); |
f1c0a02f MB |
1297 | |
1298 | return 0; | |
1299 | } | |
1300 | ||
1301 | static int wm8903_digital_mute(struct snd_soc_dai *codec_dai, int mute) | |
1302 | { | |
1303 | struct snd_soc_codec *codec = codec_dai->codec; | |
1304 | u16 reg; | |
1305 | ||
8d50e447 | 1306 | reg = snd_soc_read(codec, WM8903_DAC_DIGITAL_1); |
f1c0a02f MB |
1307 | |
1308 | if (mute) | |
1309 | reg |= WM8903_DAC_MUTE; | |
1310 | else | |
1311 | reg &= ~WM8903_DAC_MUTE; | |
1312 | ||
8d50e447 | 1313 | snd_soc_write(codec, WM8903_DAC_DIGITAL_1, reg); |
f1c0a02f MB |
1314 | |
1315 | return 0; | |
1316 | } | |
1317 | ||
1318 | /* Lookup table for CLK_SYS/fs ratio. 256fs or more is recommended | |
1319 | * for optimal performance so we list the lower rates first and match | |
1320 | * on the last match we find. */ | |
1321 | static struct { | |
1322 | int div; | |
1323 | int rate; | |
1324 | int mode; | |
1325 | int mclk_div; | |
1326 | } clk_sys_ratios[] = { | |
1327 | { 64, 0x0, 0x0, 1 }, | |
1328 | { 68, 0x0, 0x1, 1 }, | |
1329 | { 125, 0x0, 0x2, 1 }, | |
1330 | { 128, 0x1, 0x0, 1 }, | |
1331 | { 136, 0x1, 0x1, 1 }, | |
1332 | { 192, 0x2, 0x0, 1 }, | |
1333 | { 204, 0x2, 0x1, 1 }, | |
1334 | ||
1335 | { 64, 0x0, 0x0, 2 }, | |
1336 | { 68, 0x0, 0x1, 2 }, | |
1337 | { 125, 0x0, 0x2, 2 }, | |
1338 | { 128, 0x1, 0x0, 2 }, | |
1339 | { 136, 0x1, 0x1, 2 }, | |
1340 | { 192, 0x2, 0x0, 2 }, | |
1341 | { 204, 0x2, 0x1, 2 }, | |
1342 | ||
1343 | { 250, 0x2, 0x2, 1 }, | |
1344 | { 256, 0x3, 0x0, 1 }, | |
1345 | { 272, 0x3, 0x1, 1 }, | |
1346 | { 384, 0x4, 0x0, 1 }, | |
1347 | { 408, 0x4, 0x1, 1 }, | |
1348 | { 375, 0x4, 0x2, 1 }, | |
1349 | { 512, 0x5, 0x0, 1 }, | |
1350 | { 544, 0x5, 0x1, 1 }, | |
1351 | { 500, 0x5, 0x2, 1 }, | |
1352 | { 768, 0x6, 0x0, 1 }, | |
1353 | { 816, 0x6, 0x1, 1 }, | |
1354 | { 750, 0x6, 0x2, 1 }, | |
1355 | { 1024, 0x7, 0x0, 1 }, | |
1356 | { 1088, 0x7, 0x1, 1 }, | |
1357 | { 1000, 0x7, 0x2, 1 }, | |
1358 | { 1408, 0x8, 0x0, 1 }, | |
1359 | { 1496, 0x8, 0x1, 1 }, | |
1360 | { 1536, 0x9, 0x0, 1 }, | |
1361 | { 1632, 0x9, 0x1, 1 }, | |
1362 | { 1500, 0x9, 0x2, 1 }, | |
1363 | ||
1364 | { 250, 0x2, 0x2, 2 }, | |
1365 | { 256, 0x3, 0x0, 2 }, | |
1366 | { 272, 0x3, 0x1, 2 }, | |
1367 | { 384, 0x4, 0x0, 2 }, | |
1368 | { 408, 0x4, 0x1, 2 }, | |
1369 | { 375, 0x4, 0x2, 2 }, | |
1370 | { 512, 0x5, 0x0, 2 }, | |
1371 | { 544, 0x5, 0x1, 2 }, | |
1372 | { 500, 0x5, 0x2, 2 }, | |
1373 | { 768, 0x6, 0x0, 2 }, | |
1374 | { 816, 0x6, 0x1, 2 }, | |
1375 | { 750, 0x6, 0x2, 2 }, | |
1376 | { 1024, 0x7, 0x0, 2 }, | |
1377 | { 1088, 0x7, 0x1, 2 }, | |
1378 | { 1000, 0x7, 0x2, 2 }, | |
1379 | { 1408, 0x8, 0x0, 2 }, | |
1380 | { 1496, 0x8, 0x1, 2 }, | |
1381 | { 1536, 0x9, 0x0, 2 }, | |
1382 | { 1632, 0x9, 0x1, 2 }, | |
1383 | { 1500, 0x9, 0x2, 2 }, | |
1384 | }; | |
1385 | ||
1386 | /* CLK_SYS/BCLK ratios - multiplied by 10 due to .5s */ | |
1387 | static struct { | |
1388 | int ratio; | |
1389 | int div; | |
1390 | } bclk_divs[] = { | |
1391 | { 10, 0 }, | |
f1c0a02f MB |
1392 | { 20, 2 }, |
1393 | { 30, 3 }, | |
1394 | { 40, 4 }, | |
1395 | { 50, 5 }, | |
f1c0a02f MB |
1396 | { 60, 7 }, |
1397 | { 80, 8 }, | |
1398 | { 100, 9 }, | |
f1c0a02f MB |
1399 | { 120, 11 }, |
1400 | { 160, 12 }, | |
1401 | { 200, 13 }, | |
1402 | { 220, 14 }, | |
1403 | { 240, 15 }, | |
f1c0a02f MB |
1404 | { 300, 17 }, |
1405 | { 320, 18 }, | |
1406 | { 440, 19 }, | |
1407 | { 480, 20 }, | |
1408 | }; | |
1409 | ||
1410 | /* Sample rates for DSP */ | |
1411 | static struct { | |
1412 | int rate; | |
1413 | int value; | |
1414 | } sample_rates[] = { | |
1415 | { 8000, 0 }, | |
1416 | { 11025, 1 }, | |
1417 | { 12000, 2 }, | |
1418 | { 16000, 3 }, | |
1419 | { 22050, 4 }, | |
1420 | { 24000, 5 }, | |
1421 | { 32000, 6 }, | |
1422 | { 44100, 7 }, | |
1423 | { 48000, 8 }, | |
1424 | { 88200, 9 }, | |
1425 | { 96000, 10 }, | |
1426 | { 0, 0 }, | |
1427 | }; | |
1428 | ||
f1c0a02f | 1429 | static int wm8903_hw_params(struct snd_pcm_substream *substream, |
dee89c4d MB |
1430 | struct snd_pcm_hw_params *params, |
1431 | struct snd_soc_dai *dai) | |
f1c0a02f MB |
1432 | { |
1433 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 1434 | struct snd_soc_codec *codec =rtd->codec; |
b2c812e2 | 1435 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
f1c0a02f MB |
1436 | int fs = params_rate(params); |
1437 | int bclk; | |
1438 | int bclk_div; | |
1439 | int i; | |
1440 | int dsp_config; | |
1441 | int clk_config; | |
1442 | int best_val; | |
1443 | int cur_val; | |
1444 | int clk_sys; | |
1445 | ||
8d50e447 MB |
1446 | u16 aif1 = snd_soc_read(codec, WM8903_AUDIO_INTERFACE_1); |
1447 | u16 aif2 = snd_soc_read(codec, WM8903_AUDIO_INTERFACE_2); | |
1448 | u16 aif3 = snd_soc_read(codec, WM8903_AUDIO_INTERFACE_3); | |
1449 | u16 clock0 = snd_soc_read(codec, WM8903_CLOCK_RATES_0); | |
1450 | u16 clock1 = snd_soc_read(codec, WM8903_CLOCK_RATES_1); | |
1451 | u16 dac_digital1 = snd_soc_read(codec, WM8903_DAC_DIGITAL_1); | |
f1c0a02f | 1452 | |
9e79261f MB |
1453 | /* Enable sloping stopband filter for low sample rates */ |
1454 | if (fs <= 24000) | |
1455 | dac_digital1 |= WM8903_DAC_SB_FILT; | |
1456 | else | |
1457 | dac_digital1 &= ~WM8903_DAC_SB_FILT; | |
1458 | ||
f1c0a02f MB |
1459 | /* Configure sample rate logic for DSP - choose nearest rate */ |
1460 | dsp_config = 0; | |
1461 | best_val = abs(sample_rates[dsp_config].rate - fs); | |
1462 | for (i = 1; i < ARRAY_SIZE(sample_rates); i++) { | |
1463 | cur_val = abs(sample_rates[i].rate - fs); | |
1464 | if (cur_val <= best_val) { | |
1465 | dsp_config = i; | |
1466 | best_val = cur_val; | |
1467 | } | |
1468 | } | |
1469 | ||
f0fba2ad | 1470 | dev_dbg(codec->dev, "DSP fs = %dHz\n", sample_rates[dsp_config].rate); |
f1c0a02f MB |
1471 | clock1 &= ~WM8903_SAMPLE_RATE_MASK; |
1472 | clock1 |= sample_rates[dsp_config].value; | |
1473 | ||
1474 | aif1 &= ~WM8903_AIF_WL_MASK; | |
1475 | bclk = 2 * fs; | |
1476 | switch (params_format(params)) { | |
1477 | case SNDRV_PCM_FORMAT_S16_LE: | |
1478 | bclk *= 16; | |
1479 | break; | |
1480 | case SNDRV_PCM_FORMAT_S20_3LE: | |
1481 | bclk *= 20; | |
1482 | aif1 |= 0x4; | |
1483 | break; | |
1484 | case SNDRV_PCM_FORMAT_S24_LE: | |
1485 | bclk *= 24; | |
1486 | aif1 |= 0x8; | |
1487 | break; | |
1488 | case SNDRV_PCM_FORMAT_S32_LE: | |
1489 | bclk *= 32; | |
1490 | aif1 |= 0xc; | |
1491 | break; | |
1492 | default: | |
1493 | return -EINVAL; | |
1494 | } | |
1495 | ||
f0fba2ad | 1496 | dev_dbg(codec->dev, "MCLK = %dHz, target sample rate = %dHz\n", |
f1c0a02f MB |
1497 | wm8903->sysclk, fs); |
1498 | ||
1499 | /* We may not have an MCLK which allows us to generate exactly | |
1500 | * the clock we want, particularly with USB derived inputs, so | |
1501 | * approximate. | |
1502 | */ | |
1503 | clk_config = 0; | |
1504 | best_val = abs((wm8903->sysclk / | |
1505 | (clk_sys_ratios[0].mclk_div * | |
1506 | clk_sys_ratios[0].div)) - fs); | |
1507 | for (i = 1; i < ARRAY_SIZE(clk_sys_ratios); i++) { | |
1508 | cur_val = abs((wm8903->sysclk / | |
1509 | (clk_sys_ratios[i].mclk_div * | |
1510 | clk_sys_ratios[i].div)) - fs); | |
1511 | ||
1512 | if (cur_val <= best_val) { | |
1513 | clk_config = i; | |
1514 | best_val = cur_val; | |
1515 | } | |
1516 | } | |
1517 | ||
1518 | if (clk_sys_ratios[clk_config].mclk_div == 2) { | |
1519 | clock0 |= WM8903_MCLKDIV2; | |
1520 | clk_sys = wm8903->sysclk / 2; | |
1521 | } else { | |
1522 | clock0 &= ~WM8903_MCLKDIV2; | |
1523 | clk_sys = wm8903->sysclk; | |
1524 | } | |
1525 | ||
1526 | clock1 &= ~(WM8903_CLK_SYS_RATE_MASK | | |
1527 | WM8903_CLK_SYS_MODE_MASK); | |
1528 | clock1 |= clk_sys_ratios[clk_config].rate << WM8903_CLK_SYS_RATE_SHIFT; | |
1529 | clock1 |= clk_sys_ratios[clk_config].mode << WM8903_CLK_SYS_MODE_SHIFT; | |
1530 | ||
f0fba2ad | 1531 | dev_dbg(codec->dev, "CLK_SYS_RATE=%x, CLK_SYS_MODE=%x div=%d\n", |
f1c0a02f MB |
1532 | clk_sys_ratios[clk_config].rate, |
1533 | clk_sys_ratios[clk_config].mode, | |
1534 | clk_sys_ratios[clk_config].div); | |
1535 | ||
f0fba2ad | 1536 | dev_dbg(codec->dev, "Actual CLK_SYS = %dHz\n", clk_sys); |
f1c0a02f MB |
1537 | |
1538 | /* We may not get quite the right frequency if using | |
1539 | * approximate clocks so look for the closest match that is | |
1540 | * higher than the target (we need to ensure that there enough | |
1541 | * BCLKs to clock out the samples). | |
1542 | */ | |
1543 | bclk_div = 0; | |
1544 | best_val = ((clk_sys * 10) / bclk_divs[0].ratio) - bclk; | |
1545 | i = 1; | |
1546 | while (i < ARRAY_SIZE(bclk_divs)) { | |
1547 | cur_val = ((clk_sys * 10) / bclk_divs[i].ratio) - bclk; | |
1548 | if (cur_val < 0) /* BCLK table is sorted */ | |
1549 | break; | |
1550 | bclk_div = i; | |
1551 | best_val = cur_val; | |
1552 | i++; | |
1553 | } | |
1554 | ||
1555 | aif2 &= ~WM8903_BCLK_DIV_MASK; | |
1556 | aif3 &= ~WM8903_LRCLK_RATE_MASK; | |
1557 | ||
f0fba2ad | 1558 | dev_dbg(codec->dev, "BCLK ratio %d for %dHz - actual BCLK = %dHz\n", |
f1c0a02f MB |
1559 | bclk_divs[bclk_div].ratio / 10, bclk, |
1560 | (clk_sys * 10) / bclk_divs[bclk_div].ratio); | |
1561 | ||
1562 | aif2 |= bclk_divs[bclk_div].div; | |
1563 | aif3 |= bclk / fs; | |
1564 | ||
69fff9bb MB |
1565 | wm8903->fs = params_rate(params); |
1566 | wm8903_set_deemph(codec); | |
1567 | ||
8d50e447 MB |
1568 | snd_soc_write(codec, WM8903_CLOCK_RATES_0, clock0); |
1569 | snd_soc_write(codec, WM8903_CLOCK_RATES_1, clock1); | |
1570 | snd_soc_write(codec, WM8903_AUDIO_INTERFACE_1, aif1); | |
1571 | snd_soc_write(codec, WM8903_AUDIO_INTERFACE_2, aif2); | |
1572 | snd_soc_write(codec, WM8903_AUDIO_INTERFACE_3, aif3); | |
1573 | snd_soc_write(codec, WM8903_DAC_DIGITAL_1, dac_digital1); | |
f1c0a02f MB |
1574 | |
1575 | return 0; | |
1576 | } | |
1577 | ||
7245387e MB |
1578 | /** |
1579 | * wm8903_mic_detect - Enable microphone detection via the WM8903 IRQ | |
1580 | * | |
1581 | * @codec: WM8903 codec | |
1582 | * @jack: jack to report detection events on | |
1583 | * @det: value to report for presence detection | |
1584 | * @shrt: value to report for short detection | |
1585 | * | |
1586 | * Enable microphone detection via IRQ on the WM8903. If GPIOs are | |
1587 | * being used to bring out signals to the processor then only platform | |
1588 | * data configuration is needed for WM8903 and processor GPIOs should | |
1589 | * be configured using snd_soc_jack_add_gpios() instead. | |
1590 | * | |
1591 | * The current threasholds for detection should be configured using | |
1592 | * micdet_cfg in the platform data. Using this function will force on | |
1593 | * the microphone bias for the device. | |
1594 | */ | |
1595 | int wm8903_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, | |
1596 | int det, int shrt) | |
1597 | { | |
b2c812e2 | 1598 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
69266866 | 1599 | int irq_mask = WM8903_MICDET_EINT | WM8903_MICSHRT_EINT; |
7245387e MB |
1600 | |
1601 | dev_dbg(codec->dev, "Enabling microphone detection: %x %x\n", | |
1602 | det, shrt); | |
1603 | ||
1604 | /* Store the configuration */ | |
1605 | wm8903->mic_jack = jack; | |
1606 | wm8903->mic_det = det; | |
1607 | wm8903->mic_short = shrt; | |
1608 | ||
1609 | /* Enable interrupts we've got a report configured for */ | |
1610 | if (det) | |
1611 | irq_mask &= ~WM8903_MICDET_EINT; | |
1612 | if (shrt) | |
1613 | irq_mask &= ~WM8903_MICSHRT_EINT; | |
1614 | ||
1615 | snd_soc_update_bits(codec, WM8903_INTERRUPT_STATUS_1_MASK, | |
1616 | WM8903_MICDET_EINT | WM8903_MICSHRT_EINT, | |
1617 | irq_mask); | |
1618 | ||
3088e3b4 | 1619 | if (det || shrt) { |
69266866 MB |
1620 | /* Enable mic detection, this may not have been set through |
1621 | * platform data (eg, if the defaults are OK). */ | |
1622 | snd_soc_update_bits(codec, WM8903_WRITE_SEQUENCER_0, | |
1623 | WM8903_WSEQ_ENA, WM8903_WSEQ_ENA); | |
1624 | snd_soc_update_bits(codec, WM8903_MIC_BIAS_CONTROL_0, | |
1625 | WM8903_MICDET_ENA, WM8903_MICDET_ENA); | |
1626 | } else { | |
1627 | snd_soc_update_bits(codec, WM8903_MIC_BIAS_CONTROL_0, | |
1628 | WM8903_MICDET_ENA, 0); | |
1629 | } | |
7245387e MB |
1630 | |
1631 | return 0; | |
1632 | } | |
1633 | EXPORT_SYMBOL_GPL(wm8903_mic_detect); | |
1634 | ||
8abd16a6 MB |
1635 | static irqreturn_t wm8903_irq(int irq, void *data) |
1636 | { | |
f0fba2ad LG |
1637 | struct snd_soc_codec *codec = data; |
1638 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
7245387e MB |
1639 | int mic_report; |
1640 | int int_pol; | |
1641 | int int_val = 0; | |
1642 | int mask = ~snd_soc_read(codec, WM8903_INTERRUPT_STATUS_1_MASK); | |
8abd16a6 | 1643 | |
7245387e | 1644 | int_val = snd_soc_read(codec, WM8903_INTERRUPT_STATUS_1) & mask; |
8abd16a6 | 1645 | |
7245387e | 1646 | if (int_val & WM8903_WSEQ_BUSY_EINT) { |
b4d06f45 | 1647 | dev_warn(codec->dev, "Write sequencer done\n"); |
8abd16a6 MB |
1648 | } |
1649 | ||
7245387e MB |
1650 | /* |
1651 | * The rest is microphone jack detection. We need to manually | |
1652 | * invert the polarity of the interrupt after each event - to | |
1653 | * simplify the code keep track of the last state we reported | |
1654 | * and just invert the relevant bits in both the report and | |
1655 | * the polarity register. | |
1656 | */ | |
1657 | mic_report = wm8903->mic_last_report; | |
1658 | int_pol = snd_soc_read(codec, WM8903_INTERRUPT_POLARITY_1); | |
1659 | ||
1435b940 | 1660 | #ifndef CONFIG_SND_SOC_WM8903_MODULE |
2bbb5d66 MB |
1661 | if (int_val & (WM8903_MICSHRT_EINT | WM8903_MICDET_EINT)) |
1662 | trace_snd_soc_jack_irq(dev_name(codec->dev)); | |
1435b940 | 1663 | #endif |
2bbb5d66 | 1664 | |
7245387e MB |
1665 | if (int_val & WM8903_MICSHRT_EINT) { |
1666 | dev_dbg(codec->dev, "Microphone short (pol=%x)\n", int_pol); | |
1667 | ||
1668 | mic_report ^= wm8903->mic_short; | |
1669 | int_pol ^= WM8903_MICSHRT_INV; | |
1670 | } | |
1671 | ||
1672 | if (int_val & WM8903_MICDET_EINT) { | |
1673 | dev_dbg(codec->dev, "Microphone detect (pol=%x)\n", int_pol); | |
1674 | ||
1675 | mic_report ^= wm8903->mic_det; | |
1676 | int_pol ^= WM8903_MICDET_INV; | |
1677 | ||
1678 | msleep(wm8903->mic_delay); | |
1679 | } | |
1680 | ||
1681 | snd_soc_update_bits(codec, WM8903_INTERRUPT_POLARITY_1, | |
1682 | WM8903_MICSHRT_INV | WM8903_MICDET_INV, int_pol); | |
1683 | ||
1684 | snd_soc_jack_report(wm8903->mic_jack, mic_report, | |
1685 | wm8903->mic_short | wm8903->mic_det); | |
1686 | ||
1687 | wm8903->mic_last_report = mic_report; | |
1688 | ||
8abd16a6 MB |
1689 | return IRQ_HANDLED; |
1690 | } | |
1691 | ||
f1c0a02f MB |
1692 | #define WM8903_PLAYBACK_RATES (SNDRV_PCM_RATE_8000 |\ |
1693 | SNDRV_PCM_RATE_11025 | \ | |
1694 | SNDRV_PCM_RATE_16000 | \ | |
1695 | SNDRV_PCM_RATE_22050 | \ | |
1696 | SNDRV_PCM_RATE_32000 | \ | |
1697 | SNDRV_PCM_RATE_44100 | \ | |
1698 | SNDRV_PCM_RATE_48000 | \ | |
1699 | SNDRV_PCM_RATE_88200 | \ | |
1700 | SNDRV_PCM_RATE_96000) | |
1701 | ||
1702 | #define WM8903_CAPTURE_RATES (SNDRV_PCM_RATE_8000 |\ | |
1703 | SNDRV_PCM_RATE_11025 | \ | |
1704 | SNDRV_PCM_RATE_16000 | \ | |
1705 | SNDRV_PCM_RATE_22050 | \ | |
1706 | SNDRV_PCM_RATE_32000 | \ | |
1707 | SNDRV_PCM_RATE_44100 | \ | |
1708 | SNDRV_PCM_RATE_48000) | |
1709 | ||
1710 | #define WM8903_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ | |
1711 | SNDRV_PCM_FMTBIT_S20_3LE |\ | |
1712 | SNDRV_PCM_FMTBIT_S24_LE) | |
1713 | ||
85e7652d | 1714 | static const struct snd_soc_dai_ops wm8903_dai_ops = { |
6335d055 EM |
1715 | .hw_params = wm8903_hw_params, |
1716 | .digital_mute = wm8903_digital_mute, | |
1717 | .set_fmt = wm8903_set_dai_fmt, | |
1718 | .set_sysclk = wm8903_set_dai_sysclk, | |
1719 | }; | |
1720 | ||
f0fba2ad LG |
1721 | static struct snd_soc_dai_driver wm8903_dai = { |
1722 | .name = "wm8903-hifi", | |
f1c0a02f MB |
1723 | .playback = { |
1724 | .stream_name = "Playback", | |
1725 | .channels_min = 2, | |
1726 | .channels_max = 2, | |
1727 | .rates = WM8903_PLAYBACK_RATES, | |
1728 | .formats = WM8903_FORMATS, | |
1729 | }, | |
1730 | .capture = { | |
1731 | .stream_name = "Capture", | |
1732 | .channels_min = 2, | |
1733 | .channels_max = 2, | |
1734 | .rates = WM8903_CAPTURE_RATES, | |
1735 | .formats = WM8903_FORMATS, | |
1736 | }, | |
6335d055 | 1737 | .ops = &wm8903_dai_ops, |
0d960e88 | 1738 | .symmetric_rates = 1, |
f1c0a02f | 1739 | }; |
f1c0a02f | 1740 | |
84b315ee | 1741 | static int wm8903_suspend(struct snd_soc_codec *codec) |
f1c0a02f | 1742 | { |
f1c0a02f MB |
1743 | wm8903_set_bias_level(codec, SND_SOC_BIAS_OFF); |
1744 | ||
1745 | return 0; | |
1746 | } | |
1747 | ||
f0fba2ad | 1748 | static int wm8903_resume(struct snd_soc_codec *codec) |
f1c0a02f | 1749 | { |
45e96755 | 1750 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
f1c0a02f | 1751 | |
ee244ce4 | 1752 | regcache_sync(wm8903->regmap); |
f1c0a02f | 1753 | |
45e96755 | 1754 | wm8903_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
f1c0a02f MB |
1755 | |
1756 | return 0; | |
1757 | } | |
1758 | ||
7cfe5617 SW |
1759 | #ifdef CONFIG_GPIOLIB |
1760 | static inline struct wm8903_priv *gpio_to_wm8903(struct gpio_chip *chip) | |
1761 | { | |
1762 | return container_of(chip, struct wm8903_priv, gpio_chip); | |
1763 | } | |
1764 | ||
1765 | static int wm8903_gpio_request(struct gpio_chip *chip, unsigned offset) | |
1766 | { | |
1767 | if (offset >= WM8903_NUM_GPIO) | |
1768 | return -EINVAL; | |
1769 | ||
1770 | return 0; | |
1771 | } | |
1772 | ||
1773 | static int wm8903_gpio_direction_in(struct gpio_chip *chip, unsigned offset) | |
1774 | { | |
1775 | struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); | |
1776 | struct snd_soc_codec *codec = wm8903->codec; | |
1777 | unsigned int mask, val; | |
1778 | ||
1779 | mask = WM8903_GP1_FN_MASK | WM8903_GP1_DIR_MASK; | |
1780 | val = (WM8903_GPn_FN_GPIO_INPUT << WM8903_GP1_FN_SHIFT) | | |
1781 | WM8903_GP1_DIR; | |
1782 | ||
1783 | return snd_soc_update_bits(codec, WM8903_GPIO_CONTROL_1 + offset, | |
1784 | mask, val); | |
1785 | } | |
1786 | ||
1787 | static int wm8903_gpio_get(struct gpio_chip *chip, unsigned offset) | |
1788 | { | |
1789 | struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); | |
1790 | struct snd_soc_codec *codec = wm8903->codec; | |
1791 | int reg; | |
1792 | ||
1793 | reg = snd_soc_read(codec, WM8903_GPIO_CONTROL_1 + offset); | |
1794 | ||
1795 | return (reg & WM8903_GP1_LVL_MASK) >> WM8903_GP1_LVL_SHIFT; | |
1796 | } | |
1797 | ||
1798 | static int wm8903_gpio_direction_out(struct gpio_chip *chip, | |
1799 | unsigned offset, int value) | |
1800 | { | |
1801 | struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); | |
1802 | struct snd_soc_codec *codec = wm8903->codec; | |
1803 | unsigned int mask, val; | |
1804 | ||
1805 | mask = WM8903_GP1_FN_MASK | WM8903_GP1_DIR_MASK | WM8903_GP1_LVL_MASK; | |
1806 | val = (WM8903_GPn_FN_GPIO_OUTPUT << WM8903_GP1_FN_SHIFT) | | |
1807 | (value << WM8903_GP2_LVL_SHIFT); | |
1808 | ||
1809 | return snd_soc_update_bits(codec, WM8903_GPIO_CONTROL_1 + offset, | |
1810 | mask, val); | |
1811 | } | |
1812 | ||
1813 | static void wm8903_gpio_set(struct gpio_chip *chip, unsigned offset, int value) | |
1814 | { | |
1815 | struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); | |
1816 | struct snd_soc_codec *codec = wm8903->codec; | |
1817 | ||
1818 | snd_soc_update_bits(codec, WM8903_GPIO_CONTROL_1 + offset, | |
c8059930 MB |
1819 | WM8903_GP1_LVL_MASK, |
1820 | !!value << WM8903_GP1_LVL_SHIFT); | |
7cfe5617 SW |
1821 | } |
1822 | ||
1823 | static struct gpio_chip wm8903_template_chip = { | |
1824 | .label = "wm8903", | |
1825 | .owner = THIS_MODULE, | |
1826 | .request = wm8903_gpio_request, | |
1827 | .direction_input = wm8903_gpio_direction_in, | |
1828 | .get = wm8903_gpio_get, | |
1829 | .direction_output = wm8903_gpio_direction_out, | |
1830 | .set = wm8903_gpio_set, | |
1831 | .can_sleep = 1, | |
1832 | }; | |
1833 | ||
1834 | static void wm8903_init_gpio(struct snd_soc_codec *codec) | |
1835 | { | |
1836 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
1837 | struct wm8903_platform_data *pdata = dev_get_platdata(codec->dev); | |
1838 | int ret; | |
1839 | ||
1840 | wm8903->gpio_chip = wm8903_template_chip; | |
1841 | wm8903->gpio_chip.ngpio = WM8903_NUM_GPIO; | |
1842 | wm8903->gpio_chip.dev = codec->dev; | |
1843 | ||
1844 | if (pdata && pdata->gpio_base) | |
1845 | wm8903->gpio_chip.base = pdata->gpio_base; | |
1846 | else | |
1847 | wm8903->gpio_chip.base = -1; | |
1848 | ||
1849 | ret = gpiochip_add(&wm8903->gpio_chip); | |
1850 | if (ret != 0) | |
1851 | dev_err(codec->dev, "Failed to add GPIOs: %d\n", ret); | |
1852 | } | |
1853 | ||
1854 | static void wm8903_free_gpio(struct snd_soc_codec *codec) | |
1855 | { | |
1856 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
1857 | int ret; | |
1858 | ||
1859 | ret = gpiochip_remove(&wm8903->gpio_chip); | |
1860 | if (ret != 0) | |
1861 | dev_err(codec->dev, "Failed to remove GPIOs: %d\n", ret); | |
1862 | } | |
1863 | #else | |
1864 | static void wm8903_init_gpio(struct snd_soc_codec *codec) | |
1865 | { | |
1866 | } | |
1867 | ||
1868 | static void wm8903_free_gpio(struct snd_soc_codec *codec) | |
1869 | { | |
1870 | } | |
1871 | #endif | |
1872 | ||
f0fba2ad | 1873 | static int wm8903_probe(struct snd_soc_codec *codec) |
f1c0a02f | 1874 | { |
f0fba2ad LG |
1875 | struct wm8903_platform_data *pdata = dev_get_platdata(codec->dev); |
1876 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
73b34ead | 1877 | int ret, i; |
8abd16a6 | 1878 | int trigger, irq_pol; |
f1c0a02f MB |
1879 | u16 val; |
1880 | ||
7cfe5617 | 1881 | wm8903->codec = codec; |
ee244ce4 | 1882 | codec->control_data = wm8903->regmap; |
d58d5d55 | 1883 | |
ee244ce4 | 1884 | ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP); |
8d50e447 | 1885 | if (ret != 0) { |
f0fba2ad LG |
1886 | dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); |
1887 | return ret; | |
8d50e447 MB |
1888 | } |
1889 | ||
37f88e84 | 1890 | /* Set up GPIOs and microphone detection */ |
73b34ead | 1891 | if (pdata) { |
905f6952 MB |
1892 | bool mic_gpio = false; |
1893 | ||
73b34ead | 1894 | for (i = 0; i < ARRAY_SIZE(pdata->gpio_cfg); i++) { |
6f526f0a | 1895 | if (pdata->gpio_cfg[i] > 0x7fff) |
73b34ead MB |
1896 | continue; |
1897 | ||
1898 | snd_soc_write(codec, WM8903_GPIO_CONTROL_1 + i, | |
6f526f0a | 1899 | pdata->gpio_cfg[i] & 0x7fff); |
905f6952 MB |
1900 | |
1901 | val = (pdata->gpio_cfg[i] & WM8903_GP1_FN_MASK) | |
1902 | >> WM8903_GP1_FN_SHIFT; | |
1903 | ||
1904 | switch (val) { | |
1905 | case WM8903_GPn_FN_MICBIAS_CURRENT_DETECT: | |
1906 | case WM8903_GPn_FN_MICBIAS_SHORT_DETECT: | |
1907 | mic_gpio = true; | |
1908 | break; | |
1909 | default: | |
1910 | break; | |
1911 | } | |
73b34ead | 1912 | } |
37f88e84 MB |
1913 | |
1914 | snd_soc_write(codec, WM8903_MIC_BIAS_CONTROL_0, | |
1915 | pdata->micdet_cfg); | |
1916 | ||
1917 | /* Microphone detection needs the WSEQ clock */ | |
1918 | if (pdata->micdet_cfg) | |
1919 | snd_soc_update_bits(codec, WM8903_WRITE_SEQUENCER_0, | |
1920 | WM8903_WSEQ_ENA, WM8903_WSEQ_ENA); | |
1921 | ||
905f6952 MB |
1922 | /* If microphone detection is enabled by pdata but |
1923 | * detected via IRQ then interrupts can be lost before | |
1924 | * the machine driver has set up microphone detection | |
1925 | * IRQs as the IRQs are clear on read. The detection | |
1926 | * will be enabled when the machine driver configures. | |
1927 | */ | |
1928 | WARN_ON(!mic_gpio && (pdata->micdet_cfg & WM8903_MICDET_ENA)); | |
1929 | ||
37f88e84 | 1930 | wm8903->mic_delay = pdata->micdet_delay; |
73b34ead | 1931 | } |
8abd16a6 | 1932 | |
f0fba2ad | 1933 | if (wm8903->irq) { |
8abd16a6 MB |
1934 | if (pdata && pdata->irq_active_low) { |
1935 | trigger = IRQF_TRIGGER_LOW; | |
1936 | irq_pol = WM8903_IRQ_POL; | |
1937 | } else { | |
1938 | trigger = IRQF_TRIGGER_HIGH; | |
1939 | irq_pol = 0; | |
1940 | } | |
1941 | ||
1942 | snd_soc_update_bits(codec, WM8903_INTERRUPT_CONTROL, | |
1943 | WM8903_IRQ_POL, irq_pol); | |
1944 | ||
f0fba2ad | 1945 | ret = request_threaded_irq(wm8903->irq, NULL, wm8903_irq, |
8abd16a6 | 1946 | trigger | IRQF_ONESHOT, |
f0fba2ad | 1947 | "wm8903", codec); |
8abd16a6 | 1948 | if (ret != 0) { |
f0fba2ad | 1949 | dev_err(codec->dev, "Failed to request IRQ: %d\n", |
8abd16a6 | 1950 | ret); |
f0fba2ad | 1951 | return ret; |
8abd16a6 MB |
1952 | } |
1953 | ||
1954 | /* Enable write sequencer interrupts */ | |
1955 | snd_soc_update_bits(codec, WM8903_INTERRUPT_STATUS_1_MASK, | |
1956 | WM8903_IM_WSEQ_BUSY_EINT, 0); | |
1957 | } | |
73b34ead | 1958 | |
f1c0a02f MB |
1959 | /* power on device */ |
1960 | wm8903_set_bias_level(codec, SND_SOC_BIAS_STANDBY); | |
1961 | ||
1962 | /* Latch volume update bits */ | |
8d50e447 | 1963 | val = snd_soc_read(codec, WM8903_ADC_DIGITAL_VOLUME_LEFT); |
f1c0a02f | 1964 | val |= WM8903_ADCVU; |
8d50e447 MB |
1965 | snd_soc_write(codec, WM8903_ADC_DIGITAL_VOLUME_LEFT, val); |
1966 | snd_soc_write(codec, WM8903_ADC_DIGITAL_VOLUME_RIGHT, val); | |
f1c0a02f | 1967 | |
8d50e447 | 1968 | val = snd_soc_read(codec, WM8903_DAC_DIGITAL_VOLUME_LEFT); |
f1c0a02f | 1969 | val |= WM8903_DACVU; |
8d50e447 MB |
1970 | snd_soc_write(codec, WM8903_DAC_DIGITAL_VOLUME_LEFT, val); |
1971 | snd_soc_write(codec, WM8903_DAC_DIGITAL_VOLUME_RIGHT, val); | |
f1c0a02f | 1972 | |
8d50e447 | 1973 | val = snd_soc_read(codec, WM8903_ANALOGUE_OUT1_LEFT); |
f1c0a02f | 1974 | val |= WM8903_HPOUTVU; |
8d50e447 MB |
1975 | snd_soc_write(codec, WM8903_ANALOGUE_OUT1_LEFT, val); |
1976 | snd_soc_write(codec, WM8903_ANALOGUE_OUT1_RIGHT, val); | |
f1c0a02f | 1977 | |
8d50e447 | 1978 | val = snd_soc_read(codec, WM8903_ANALOGUE_OUT2_LEFT); |
f1c0a02f | 1979 | val |= WM8903_LINEOUTVU; |
8d50e447 MB |
1980 | snd_soc_write(codec, WM8903_ANALOGUE_OUT2_LEFT, val); |
1981 | snd_soc_write(codec, WM8903_ANALOGUE_OUT2_RIGHT, val); | |
f1c0a02f | 1982 | |
8d50e447 | 1983 | val = snd_soc_read(codec, WM8903_ANALOGUE_OUT3_LEFT); |
f1c0a02f | 1984 | val |= WM8903_SPKVU; |
8d50e447 MB |
1985 | snd_soc_write(codec, WM8903_ANALOGUE_OUT3_LEFT, val); |
1986 | snd_soc_write(codec, WM8903_ANALOGUE_OUT3_RIGHT, val); | |
f1c0a02f MB |
1987 | |
1988 | /* Enable DAC soft mute by default */ | |
e12adab0 MB |
1989 | snd_soc_update_bits(codec, WM8903_DAC_DIGITAL_1, |
1990 | WM8903_DAC_MUTEMODE | WM8903_DAC_MUTE, | |
1991 | WM8903_DAC_MUTEMODE | WM8903_DAC_MUTE); | |
f1c0a02f | 1992 | |
7cfe5617 SW |
1993 | wm8903_init_gpio(codec); |
1994 | ||
f1c0a02f MB |
1995 | return ret; |
1996 | } | |
1997 | ||
f0fba2ad LG |
1998 | /* power down chip */ |
1999 | static int wm8903_remove(struct snd_soc_codec *codec) | |
f1c0a02f | 2000 | { |
f99847a6 SW |
2001 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
2002 | ||
7cfe5617 | 2003 | wm8903_free_gpio(codec); |
f0fba2ad | 2004 | wm8903_set_bias_level(codec, SND_SOC_BIAS_OFF); |
f99847a6 SW |
2005 | if (wm8903->irq) |
2006 | free_irq(wm8903->irq, codec); | |
2007 | ||
f0fba2ad LG |
2008 | return 0; |
2009 | } | |
f1c0a02f | 2010 | |
f0fba2ad LG |
2011 | static struct snd_soc_codec_driver soc_codec_dev_wm8903 = { |
2012 | .probe = wm8903_probe, | |
2013 | .remove = wm8903_remove, | |
2014 | .suspend = wm8903_suspend, | |
2015 | .resume = wm8903_resume, | |
2016 | .set_bias_level = wm8903_set_bias_level, | |
c5b6a9fe | 2017 | .seq_notifier = wm8903_seq_notifier, |
f4a10837 MB |
2018 | .controls = wm8903_snd_controls, |
2019 | .num_controls = ARRAY_SIZE(wm8903_snd_controls), | |
ecd01512 MB |
2020 | .dapm_widgets = wm8903_dapm_widgets, |
2021 | .num_dapm_widgets = ARRAY_SIZE(wm8903_dapm_widgets), | |
2022 | .dapm_routes = wm8903_intercon, | |
2023 | .num_dapm_routes = ARRAY_SIZE(wm8903_intercon), | |
f0fba2ad | 2024 | }; |
f1c0a02f | 2025 | |
ee244ce4 MB |
2026 | static const struct regmap_config wm8903_regmap = { |
2027 | .reg_bits = 8, | |
2028 | .val_bits = 16, | |
2029 | ||
2030 | .max_register = WM8903_MAX_REGISTER, | |
2031 | .volatile_reg = wm8903_volatile_register, | |
2032 | .readable_reg = wm8903_readable_register, | |
2033 | ||
2034 | .cache_type = REGCACHE_RBTREE, | |
2035 | .reg_defaults = wm8903_reg_defaults, | |
2036 | .num_reg_defaults = ARRAY_SIZE(wm8903_reg_defaults), | |
2037 | }; | |
2038 | ||
f0fba2ad LG |
2039 | static __devinit int wm8903_i2c_probe(struct i2c_client *i2c, |
2040 | const struct i2c_device_id *id) | |
2041 | { | |
2042 | struct wm8903_priv *wm8903; | |
7d46a528 | 2043 | unsigned int val; |
f0fba2ad | 2044 | int ret; |
f1c0a02f | 2045 | |
2950cd22 MB |
2046 | wm8903 = devm_kzalloc(&i2c->dev, sizeof(struct wm8903_priv), |
2047 | GFP_KERNEL); | |
f0fba2ad LG |
2048 | if (wm8903 == NULL) |
2049 | return -ENOMEM; | |
8abd16a6 | 2050 | |
ee244ce4 MB |
2051 | wm8903->regmap = regmap_init_i2c(i2c, &wm8903_regmap); |
2052 | if (IS_ERR(wm8903->regmap)) { | |
2053 | ret = PTR_ERR(wm8903->regmap); | |
2054 | dev_err(&i2c->dev, "Failed to allocate register map: %d\n", | |
2055 | ret); | |
2056 | return ret; | |
2057 | } | |
2058 | ||
f0fba2ad | 2059 | i2c_set_clientdata(i2c, wm8903); |
f0fba2ad | 2060 | wm8903->irq = i2c->irq; |
d58d5d55 | 2061 | |
7d46a528 MB |
2062 | ret = regmap_read(wm8903->regmap, WM8903_SW_RESET_AND_ID, &val); |
2063 | if (ret != 0) { | |
2064 | dev_err(&i2c->dev, "Failed to read chip ID: %d\n", ret); | |
2065 | goto err; | |
2066 | } | |
2067 | if (val != 0x8903) { | |
2068 | dev_err(&i2c->dev, "Device with ID %x is not a WM8903\n", val); | |
2069 | ret = -ENODEV; | |
2070 | goto err; | |
2071 | } | |
2072 | ||
2073 | ret = regmap_read(wm8903->regmap, WM8903_REVISION_NUMBER, &val); | |
2074 | if (ret != 0) { | |
2075 | dev_err(&i2c->dev, "Failed to read chip revision: %d\n", ret); | |
2076 | goto err; | |
2077 | } | |
2078 | dev_info(&i2c->dev, "WM8903 revision %c\n", | |
2079 | (val & WM8903_CHIP_REV_MASK) + 'A'); | |
2080 | ||
2081 | /* Reset the device */ | |
2082 | regmap_write(wm8903->regmap, WM8903_SW_RESET_AND_ID, 0x8903); | |
2083 | ||
f0fba2ad LG |
2084 | ret = snd_soc_register_codec(&i2c->dev, |
2085 | &soc_codec_dev_wm8903, &wm8903_dai, 1); | |
ee244ce4 MB |
2086 | if (ret != 0) |
2087 | goto err; | |
2950cd22 | 2088 | |
ee244ce4 MB |
2089 | return 0; |
2090 | err: | |
2091 | regmap_exit(wm8903->regmap); | |
f0fba2ad LG |
2092 | return ret; |
2093 | } | |
f1c0a02f | 2094 | |
f0fba2ad LG |
2095 | static __devexit int wm8903_i2c_remove(struct i2c_client *client) |
2096 | { | |
ee244ce4 MB |
2097 | struct wm8903_priv *wm8903 = i2c_get_clientdata(client); |
2098 | ||
2099 | regmap_exit(wm8903->regmap); | |
f0fba2ad | 2100 | snd_soc_unregister_codec(&client->dev); |
ee244ce4 | 2101 | |
f1c0a02f MB |
2102 | return 0; |
2103 | } | |
2104 | ||
f1c0a02f | 2105 | static const struct i2c_device_id wm8903_i2c_id[] = { |
f0fba2ad LG |
2106 | { "wm8903", 0 }, |
2107 | { } | |
f1c0a02f MB |
2108 | }; |
2109 | MODULE_DEVICE_TABLE(i2c, wm8903_i2c_id); | |
2110 | ||
2111 | static struct i2c_driver wm8903_i2c_driver = { | |
2112 | .driver = { | |
4b592c91 | 2113 | .name = "wm8903", |
f1c0a02f MB |
2114 | .owner = THIS_MODULE, |
2115 | }, | |
f0fba2ad LG |
2116 | .probe = wm8903_i2c_probe, |
2117 | .remove = __devexit_p(wm8903_i2c_remove), | |
f1c0a02f MB |
2118 | .id_table = wm8903_i2c_id, |
2119 | }; | |
2120 | ||
f0fba2ad | 2121 | static int __init wm8903_modinit(void) |
f1c0a02f | 2122 | { |
f1c0a02f | 2123 | int ret = 0; |
f0fba2ad LG |
2124 | ret = i2c_add_driver(&wm8903_i2c_driver); |
2125 | if (ret != 0) { | |
2126 | printk(KERN_ERR "Failed to register wm8903 I2C driver: %d\n", | |
2127 | ret); | |
f1c0a02f | 2128 | } |
f1c0a02f | 2129 | return ret; |
64089b84 MB |
2130 | } |
2131 | module_init(wm8903_modinit); | |
2132 | ||
2133 | static void __exit wm8903_exit(void) | |
2134 | { | |
d58d5d55 | 2135 | i2c_del_driver(&wm8903_i2c_driver); |
64089b84 MB |
2136 | } |
2137 | module_exit(wm8903_exit); | |
2138 | ||
f1c0a02f MB |
2139 | MODULE_DESCRIPTION("ASoC WM8903 driver"); |
2140 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.cm>"); | |
2141 | MODULE_LICENSE("GPL"); |