Commit | Line | Data |
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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 { |
c0eb27cf | 117 | struct wm8903_platform_data *pdata; |
7cfe5617 | 118 | struct snd_soc_codec *codec; |
ee244ce4 | 119 | struct regmap *regmap; |
f0fba2ad | 120 | |
d58d5d55 | 121 | int sysclk; |
f0fba2ad | 122 | int irq; |
d58d5d55 | 123 | |
69fff9bb MB |
124 | int fs; |
125 | int deemph; | |
126 | ||
c5b6a9fe MB |
127 | int dcs_pending; |
128 | int dcs_cache[4]; | |
129 | ||
f2c1fe09 | 130 | /* Reference count */ |
d58d5d55 | 131 | int class_w_users; |
d58d5d55 | 132 | |
7245387e MB |
133 | struct snd_soc_jack *mic_jack; |
134 | int mic_det; | |
135 | int mic_short; | |
136 | int mic_last_report; | |
137 | int mic_delay; | |
7cfe5617 SW |
138 | |
139 | #ifdef CONFIG_GPIOLIB | |
140 | struct gpio_chip gpio_chip; | |
141 | #endif | |
d58d5d55 MB |
142 | }; |
143 | ||
ee244ce4 MB |
144 | static bool wm8903_readable_register(struct device *dev, unsigned int reg) |
145 | { | |
146 | switch (reg) { | |
147 | case WM8903_SW_RESET_AND_ID: | |
148 | case WM8903_REVISION_NUMBER: | |
149 | case WM8903_BIAS_CONTROL_0: | |
150 | case WM8903_VMID_CONTROL_0: | |
151 | case WM8903_MIC_BIAS_CONTROL_0: | |
152 | case WM8903_ANALOGUE_DAC_0: | |
153 | case WM8903_ANALOGUE_ADC_0: | |
154 | case WM8903_POWER_MANAGEMENT_0: | |
155 | case WM8903_POWER_MANAGEMENT_1: | |
156 | case WM8903_POWER_MANAGEMENT_2: | |
157 | case WM8903_POWER_MANAGEMENT_3: | |
158 | case WM8903_POWER_MANAGEMENT_4: | |
159 | case WM8903_POWER_MANAGEMENT_5: | |
160 | case WM8903_POWER_MANAGEMENT_6: | |
161 | case WM8903_CLOCK_RATES_0: | |
162 | case WM8903_CLOCK_RATES_1: | |
163 | case WM8903_CLOCK_RATES_2: | |
164 | case WM8903_AUDIO_INTERFACE_0: | |
165 | case WM8903_AUDIO_INTERFACE_1: | |
166 | case WM8903_AUDIO_INTERFACE_2: | |
167 | case WM8903_AUDIO_INTERFACE_3: | |
168 | case WM8903_DAC_DIGITAL_VOLUME_LEFT: | |
169 | case WM8903_DAC_DIGITAL_VOLUME_RIGHT: | |
170 | case WM8903_DAC_DIGITAL_0: | |
171 | case WM8903_DAC_DIGITAL_1: | |
172 | case WM8903_ADC_DIGITAL_VOLUME_LEFT: | |
173 | case WM8903_ADC_DIGITAL_VOLUME_RIGHT: | |
174 | case WM8903_ADC_DIGITAL_0: | |
175 | case WM8903_DIGITAL_MICROPHONE_0: | |
176 | case WM8903_DRC_0: | |
177 | case WM8903_DRC_1: | |
178 | case WM8903_DRC_2: | |
179 | case WM8903_DRC_3: | |
180 | case WM8903_ANALOGUE_LEFT_INPUT_0: | |
181 | case WM8903_ANALOGUE_RIGHT_INPUT_0: | |
182 | case WM8903_ANALOGUE_LEFT_INPUT_1: | |
183 | case WM8903_ANALOGUE_RIGHT_INPUT_1: | |
184 | case WM8903_ANALOGUE_LEFT_MIX_0: | |
185 | case WM8903_ANALOGUE_RIGHT_MIX_0: | |
186 | case WM8903_ANALOGUE_SPK_MIX_LEFT_0: | |
187 | case WM8903_ANALOGUE_SPK_MIX_LEFT_1: | |
188 | case WM8903_ANALOGUE_SPK_MIX_RIGHT_0: | |
189 | case WM8903_ANALOGUE_SPK_MIX_RIGHT_1: | |
190 | case WM8903_ANALOGUE_OUT1_LEFT: | |
191 | case WM8903_ANALOGUE_OUT1_RIGHT: | |
192 | case WM8903_ANALOGUE_OUT2_LEFT: | |
193 | case WM8903_ANALOGUE_OUT2_RIGHT: | |
194 | case WM8903_ANALOGUE_OUT3_LEFT: | |
195 | case WM8903_ANALOGUE_OUT3_RIGHT: | |
196 | case WM8903_ANALOGUE_SPK_OUTPUT_CONTROL_0: | |
197 | case WM8903_DC_SERVO_0: | |
198 | case WM8903_DC_SERVO_2: | |
199 | case WM8903_DC_SERVO_READBACK_1: | |
200 | case WM8903_DC_SERVO_READBACK_2: | |
201 | case WM8903_DC_SERVO_READBACK_3: | |
202 | case WM8903_DC_SERVO_READBACK_4: | |
203 | case WM8903_ANALOGUE_HP_0: | |
204 | case WM8903_ANALOGUE_LINEOUT_0: | |
205 | case WM8903_CHARGE_PUMP_0: | |
206 | case WM8903_CLASS_W_0: | |
207 | case WM8903_WRITE_SEQUENCER_0: | |
208 | case WM8903_WRITE_SEQUENCER_1: | |
209 | case WM8903_WRITE_SEQUENCER_2: | |
210 | case WM8903_WRITE_SEQUENCER_3: | |
211 | case WM8903_WRITE_SEQUENCER_4: | |
212 | case WM8903_CONTROL_INTERFACE: | |
213 | case WM8903_GPIO_CONTROL_1: | |
214 | case WM8903_GPIO_CONTROL_2: | |
215 | case WM8903_GPIO_CONTROL_3: | |
216 | case WM8903_GPIO_CONTROL_4: | |
217 | case WM8903_GPIO_CONTROL_5: | |
218 | case WM8903_INTERRUPT_STATUS_1: | |
219 | case WM8903_INTERRUPT_STATUS_1_MASK: | |
220 | case WM8903_INTERRUPT_POLARITY_1: | |
221 | case WM8903_INTERRUPT_CONTROL: | |
222 | case WM8903_CLOCK_RATE_TEST_4: | |
223 | case WM8903_ANALOGUE_OUTPUT_BIAS_0: | |
224 | return true; | |
225 | default: | |
226 | return false; | |
227 | } | |
228 | } | |
229 | ||
230 | static bool wm8903_volatile_register(struct device *dev, unsigned int reg) | |
f1c0a02f MB |
231 | { |
232 | switch (reg) { | |
233 | case WM8903_SW_RESET_AND_ID: | |
234 | case WM8903_REVISION_NUMBER: | |
235 | case WM8903_INTERRUPT_STATUS_1: | |
236 | case WM8903_WRITE_SEQUENCER_4: | |
c5b6a9fe MB |
237 | case WM8903_DC_SERVO_READBACK_1: |
238 | case WM8903_DC_SERVO_READBACK_2: | |
239 | case WM8903_DC_SERVO_READBACK_3: | |
240 | case WM8903_DC_SERVO_READBACK_4: | |
8d50e447 | 241 | return 1; |
f1c0a02f MB |
242 | |
243 | default: | |
f1c0a02f | 244 | return 0; |
8d50e447 | 245 | } |
f1c0a02f MB |
246 | } |
247 | ||
42768a12 MB |
248 | static int wm8903_cp_event(struct snd_soc_dapm_widget *w, |
249 | struct snd_kcontrol *kcontrol, int event) | |
250 | { | |
251 | WARN_ON(event != SND_SOC_DAPM_POST_PMU); | |
252 | mdelay(4); | |
253 | ||
254 | return 0; | |
255 | } | |
256 | ||
c5b6a9fe MB |
257 | static int wm8903_dcs_event(struct snd_soc_dapm_widget *w, |
258 | struct snd_kcontrol *kcontrol, int event) | |
259 | { | |
260 | struct snd_soc_codec *codec = w->codec; | |
261 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
262 | ||
263 | switch (event) { | |
264 | case SND_SOC_DAPM_POST_PMU: | |
265 | wm8903->dcs_pending |= 1 << w->shift; | |
266 | break; | |
267 | case SND_SOC_DAPM_PRE_PMD: | |
268 | snd_soc_update_bits(codec, WM8903_DC_SERVO_0, | |
269 | 1 << w->shift, 0); | |
270 | break; | |
271 | } | |
272 | ||
273 | return 0; | |
274 | } | |
275 | ||
276 | #define WM8903_DCS_MODE_WRITE_STOP 0 | |
277 | #define WM8903_DCS_MODE_START_STOP 2 | |
278 | ||
279 | static void wm8903_seq_notifier(struct snd_soc_dapm_context *dapm, | |
280 | enum snd_soc_dapm_type event, int subseq) | |
281 | { | |
282 | struct snd_soc_codec *codec = container_of(dapm, | |
283 | struct snd_soc_codec, dapm); | |
284 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
285 | int dcs_mode = WM8903_DCS_MODE_WRITE_STOP; | |
286 | int i, val; | |
287 | ||
288 | /* Complete any pending DC servo starts */ | |
289 | if (wm8903->dcs_pending) { | |
290 | dev_dbg(codec->dev, "Starting DC servo for %x\n", | |
291 | wm8903->dcs_pending); | |
292 | ||
293 | /* If we've no cached values then we need to do startup */ | |
294 | for (i = 0; i < ARRAY_SIZE(wm8903->dcs_cache); i++) { | |
295 | if (!(wm8903->dcs_pending & (1 << i))) | |
296 | continue; | |
297 | ||
298 | if (wm8903->dcs_cache[i]) { | |
299 | dev_dbg(codec->dev, | |
300 | "Restore DC servo %d value %x\n", | |
301 | 3 - i, wm8903->dcs_cache[i]); | |
302 | ||
303 | snd_soc_write(codec, WM8903_DC_SERVO_4 + i, | |
304 | wm8903->dcs_cache[i] & 0xff); | |
305 | } else { | |
306 | dev_dbg(codec->dev, | |
307 | "Calibrate DC servo %d\n", 3 - i); | |
308 | dcs_mode = WM8903_DCS_MODE_START_STOP; | |
309 | } | |
310 | } | |
311 | ||
312 | /* Don't trust the cache for analogue */ | |
313 | if (wm8903->class_w_users) | |
314 | dcs_mode = WM8903_DCS_MODE_START_STOP; | |
315 | ||
316 | snd_soc_update_bits(codec, WM8903_DC_SERVO_2, | |
317 | WM8903_DCS_MODE_MASK, dcs_mode); | |
318 | ||
319 | snd_soc_update_bits(codec, WM8903_DC_SERVO_0, | |
320 | WM8903_DCS_ENA_MASK, wm8903->dcs_pending); | |
321 | ||
322 | switch (dcs_mode) { | |
323 | case WM8903_DCS_MODE_WRITE_STOP: | |
324 | break; | |
325 | ||
326 | case WM8903_DCS_MODE_START_STOP: | |
327 | msleep(270); | |
328 | ||
329 | /* Cache the measured offsets for digital */ | |
330 | if (wm8903->class_w_users) | |
331 | break; | |
332 | ||
333 | for (i = 0; i < ARRAY_SIZE(wm8903->dcs_cache); i++) { | |
334 | if (!(wm8903->dcs_pending & (1 << i))) | |
335 | continue; | |
336 | ||
337 | val = snd_soc_read(codec, | |
338 | WM8903_DC_SERVO_READBACK_1 + i); | |
339 | dev_dbg(codec->dev, "DC servo %d: %x\n", | |
340 | 3 - i, val); | |
341 | wm8903->dcs_cache[i] = val; | |
342 | } | |
343 | break; | |
344 | ||
345 | default: | |
346 | pr_warn("DCS mode %d delay not set\n", dcs_mode); | |
347 | break; | |
348 | } | |
349 | ||
350 | wm8903->dcs_pending = 0; | |
351 | } | |
352 | } | |
353 | ||
f1c0a02f MB |
354 | /* |
355 | * When used with DAC outputs only the WM8903 charge pump supports | |
356 | * operation in class W mode, providing very low power consumption | |
357 | * when used with digital sources. Enable and disable this mode | |
358 | * automatically depending on the mixer configuration. | |
359 | * | |
360 | * All the relevant controls are simple switches. | |
361 | */ | |
362 | static int wm8903_class_w_put(struct snd_kcontrol *kcontrol, | |
363 | struct snd_ctl_elem_value *ucontrol) | |
364 | { | |
9d03545d JN |
365 | struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol); |
366 | struct snd_soc_dapm_widget *widget = wlist->widgets[0]; | |
f1c0a02f | 367 | struct snd_soc_codec *codec = widget->codec; |
b2c812e2 | 368 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
f1c0a02f MB |
369 | u16 reg; |
370 | int ret; | |
371 | ||
8d50e447 | 372 | reg = snd_soc_read(codec, WM8903_CLASS_W_0); |
f1c0a02f MB |
373 | |
374 | /* Turn it off if we're about to enable bypass */ | |
375 | if (ucontrol->value.integer.value[0]) { | |
376 | if (wm8903->class_w_users == 0) { | |
f0fba2ad | 377 | dev_dbg(codec->dev, "Disabling Class W\n"); |
8d50e447 | 378 | snd_soc_write(codec, WM8903_CLASS_W_0, reg & |
f1c0a02f MB |
379 | ~(WM8903_CP_DYN_FREQ | WM8903_CP_DYN_V)); |
380 | } | |
381 | wm8903->class_w_users++; | |
382 | } | |
383 | ||
384 | /* Implement the change */ | |
385 | ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol); | |
386 | ||
387 | /* If we've just disabled the last bypass path turn Class W on */ | |
388 | if (!ucontrol->value.integer.value[0]) { | |
389 | if (wm8903->class_w_users == 1) { | |
f0fba2ad | 390 | dev_dbg(codec->dev, "Enabling Class W\n"); |
8d50e447 | 391 | snd_soc_write(codec, WM8903_CLASS_W_0, reg | |
f1c0a02f MB |
392 | WM8903_CP_DYN_FREQ | WM8903_CP_DYN_V); |
393 | } | |
394 | wm8903->class_w_users--; | |
395 | } | |
396 | ||
f0fba2ad | 397 | dev_dbg(codec->dev, "Bypass use count now %d\n", |
f1c0a02f MB |
398 | wm8903->class_w_users); |
399 | ||
400 | return ret; | |
401 | } | |
402 | ||
403 | #define SOC_DAPM_SINGLE_W(xname, reg, shift, max, invert) \ | |
404 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
405 | .info = snd_soc_info_volsw, \ | |
406 | .get = snd_soc_dapm_get_volsw, .put = wm8903_class_w_put, \ | |
407 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } | |
408 | ||
409 | ||
69fff9bb MB |
410 | static int wm8903_deemph[] = { 0, 32000, 44100, 48000 }; |
411 | ||
412 | static int wm8903_set_deemph(struct snd_soc_codec *codec) | |
413 | { | |
414 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
415 | int val, i, best; | |
416 | ||
417 | /* If we're using deemphasis select the nearest available sample | |
418 | * rate. | |
419 | */ | |
420 | if (wm8903->deemph) { | |
421 | best = 1; | |
422 | for (i = 2; i < ARRAY_SIZE(wm8903_deemph); i++) { | |
423 | if (abs(wm8903_deemph[i] - wm8903->fs) < | |
424 | abs(wm8903_deemph[best] - wm8903->fs)) | |
425 | best = i; | |
426 | } | |
427 | ||
428 | val = best << WM8903_DEEMPH_SHIFT; | |
429 | } else { | |
430 | best = 0; | |
431 | val = 0; | |
432 | } | |
433 | ||
434 | dev_dbg(codec->dev, "Set deemphasis %d (%dHz)\n", | |
435 | best, wm8903_deemph[best]); | |
436 | ||
437 | return snd_soc_update_bits(codec, WM8903_DAC_DIGITAL_1, | |
438 | WM8903_DEEMPH_MASK, val); | |
439 | } | |
440 | ||
441 | static int wm8903_get_deemph(struct snd_kcontrol *kcontrol, | |
442 | struct snd_ctl_elem_value *ucontrol) | |
443 | { | |
444 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
445 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
446 | ||
447 | ucontrol->value.enumerated.item[0] = wm8903->deemph; | |
448 | ||
449 | return 0; | |
450 | } | |
451 | ||
452 | static int wm8903_put_deemph(struct snd_kcontrol *kcontrol, | |
453 | struct snd_ctl_elem_value *ucontrol) | |
454 | { | |
455 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
456 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
457 | int deemph = ucontrol->value.enumerated.item[0]; | |
458 | int ret = 0; | |
459 | ||
460 | if (deemph > 1) | |
461 | return -EINVAL; | |
462 | ||
463 | mutex_lock(&codec->mutex); | |
464 | if (wm8903->deemph != deemph) { | |
465 | wm8903->deemph = deemph; | |
466 | ||
467 | wm8903_set_deemph(codec); | |
468 | ||
469 | ret = 1; | |
470 | } | |
471 | mutex_unlock(&codec->mutex); | |
472 | ||
473 | return ret; | |
474 | } | |
475 | ||
f1c0a02f MB |
476 | /* ALSA can only do steps of .01dB */ |
477 | static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1); | |
478 | ||
291ce18c | 479 | static const DECLARE_TLV_DB_SCALE(digital_sidetone_tlv, -3600, 300, 0); |
f1c0a02f MB |
480 | static const DECLARE_TLV_DB_SCALE(out_tlv, -5700, 100, 0); |
481 | ||
482 | static const DECLARE_TLV_DB_SCALE(drc_tlv_thresh, 0, 75, 0); | |
483 | static const DECLARE_TLV_DB_SCALE(drc_tlv_amp, -2250, 75, 0); | |
484 | static const DECLARE_TLV_DB_SCALE(drc_tlv_min, 0, 600, 0); | |
485 | static const DECLARE_TLV_DB_SCALE(drc_tlv_max, 1200, 600, 0); | |
486 | static const DECLARE_TLV_DB_SCALE(drc_tlv_startup, -300, 50, 0); | |
487 | ||
460f4aae MB |
488 | static const char *hpf_mode_text[] = { |
489 | "Hi-fi", "Voice 1", "Voice 2", "Voice 3" | |
490 | }; | |
491 | ||
492 | static const struct soc_enum hpf_mode = | |
493 | SOC_ENUM_SINGLE(WM8903_ADC_DIGITAL_0, 5, 4, hpf_mode_text); | |
494 | ||
dcf9ada3 MB |
495 | static const char *osr_text[] = { |
496 | "Low power", "High performance" | |
497 | }; | |
498 | ||
499 | static const struct soc_enum adc_osr = | |
500 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_ADC_0, 0, 2, osr_text); | |
501 | ||
502 | static const struct soc_enum dac_osr = | |
503 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_1, 0, 2, osr_text); | |
504 | ||
f1c0a02f MB |
505 | static const char *drc_slope_text[] = { |
506 | "1", "1/2", "1/4", "1/8", "1/16", "0" | |
507 | }; | |
508 | ||
509 | static const struct soc_enum drc_slope_r0 = | |
510 | SOC_ENUM_SINGLE(WM8903_DRC_2, 3, 6, drc_slope_text); | |
511 | ||
512 | static const struct soc_enum drc_slope_r1 = | |
513 | SOC_ENUM_SINGLE(WM8903_DRC_2, 0, 6, drc_slope_text); | |
514 | ||
515 | static const char *drc_attack_text[] = { | |
516 | "instantaneous", | |
517 | "363us", "762us", "1.45ms", "2.9ms", "5.8ms", "11.6ms", "23.2ms", | |
518 | "46.4ms", "92.8ms", "185.6ms" | |
519 | }; | |
520 | ||
521 | static const struct soc_enum drc_attack = | |
522 | SOC_ENUM_SINGLE(WM8903_DRC_1, 12, 11, drc_attack_text); | |
523 | ||
524 | static const char *drc_decay_text[] = { | |
525 | "186ms", "372ms", "743ms", "1.49s", "2.97s", "5.94s", "11.89s", | |
526 | "23.87s", "47.56s" | |
527 | }; | |
528 | ||
529 | static const struct soc_enum drc_decay = | |
530 | SOC_ENUM_SINGLE(WM8903_DRC_1, 8, 9, drc_decay_text); | |
531 | ||
532 | static const char *drc_ff_delay_text[] = { | |
533 | "5 samples", "9 samples" | |
534 | }; | |
535 | ||
536 | static const struct soc_enum drc_ff_delay = | |
537 | SOC_ENUM_SINGLE(WM8903_DRC_0, 5, 2, drc_ff_delay_text); | |
538 | ||
539 | static const char *drc_qr_decay_text[] = { | |
540 | "0.725ms", "1.45ms", "5.8ms" | |
541 | }; | |
542 | ||
543 | static const struct soc_enum drc_qr_decay = | |
544 | SOC_ENUM_SINGLE(WM8903_DRC_1, 4, 3, drc_qr_decay_text); | |
545 | ||
546 | static const char *drc_smoothing_text[] = { | |
547 | "Low", "Medium", "High" | |
548 | }; | |
549 | ||
550 | static const struct soc_enum drc_smoothing = | |
551 | SOC_ENUM_SINGLE(WM8903_DRC_0, 11, 3, drc_smoothing_text); | |
552 | ||
553 | static const char *soft_mute_text[] = { | |
554 | "Fast (fs/2)", "Slow (fs/32)" | |
555 | }; | |
556 | ||
557 | static const struct soc_enum soft_mute = | |
558 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_1, 10, 2, soft_mute_text); | |
559 | ||
560 | static const char *mute_mode_text[] = { | |
561 | "Hard", "Soft" | |
562 | }; | |
563 | ||
564 | static const struct soc_enum mute_mode = | |
565 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_1, 9, 2, mute_mode_text); | |
566 | ||
f1c0a02f MB |
567 | static const char *companding_text[] = { |
568 | "ulaw", "alaw" | |
569 | }; | |
570 | ||
571 | static const struct soc_enum dac_companding = | |
572 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 0, 2, companding_text); | |
573 | ||
574 | static const struct soc_enum adc_companding = | |
575 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 2, 2, companding_text); | |
576 | ||
577 | static const char *input_mode_text[] = { | |
578 | "Single-Ended", "Differential Line", "Differential Mic" | |
579 | }; | |
580 | ||
581 | static const struct soc_enum linput_mode_enum = | |
582 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_LEFT_INPUT_1, 0, 3, input_mode_text); | |
583 | ||
584 | static const struct soc_enum rinput_mode_enum = | |
585 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_RIGHT_INPUT_1, 0, 3, input_mode_text); | |
586 | ||
587 | static const char *linput_mux_text[] = { | |
588 | "IN1L", "IN2L", "IN3L" | |
589 | }; | |
590 | ||
591 | static const struct soc_enum linput_enum = | |
592 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_LEFT_INPUT_1, 2, 3, linput_mux_text); | |
593 | ||
594 | static const struct soc_enum linput_inv_enum = | |
595 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_LEFT_INPUT_1, 4, 3, linput_mux_text); | |
596 | ||
597 | static const char *rinput_mux_text[] = { | |
598 | "IN1R", "IN2R", "IN3R" | |
599 | }; | |
600 | ||
601 | static const struct soc_enum rinput_enum = | |
602 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_RIGHT_INPUT_1, 2, 3, rinput_mux_text); | |
603 | ||
604 | static const struct soc_enum rinput_inv_enum = | |
605 | SOC_ENUM_SINGLE(WM8903_ANALOGUE_RIGHT_INPUT_1, 4, 3, rinput_mux_text); | |
606 | ||
607 | ||
291ce18c MB |
608 | static const char *sidetone_text[] = { |
609 | "None", "Left", "Right" | |
610 | }; | |
611 | ||
612 | static const struct soc_enum lsidetone_enum = | |
613 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_0, 2, 3, sidetone_text); | |
614 | ||
615 | static const struct soc_enum rsidetone_enum = | |
616 | SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_0, 0, 3, sidetone_text); | |
617 | ||
97945c46 SW |
618 | static const char *adcinput_text[] = { |
619 | "ADC", "DMIC" | |
620 | }; | |
621 | ||
622 | static const struct soc_enum adcinput_enum = | |
623 | SOC_ENUM_SINGLE(WM8903_CLOCK_RATE_TEST_4, 9, 2, adcinput_text); | |
624 | ||
1e113bf9 MB |
625 | static const char *aif_text[] = { |
626 | "Left", "Right" | |
627 | }; | |
628 | ||
629 | static const struct soc_enum lcapture_enum = | |
630 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 7, 2, aif_text); | |
631 | ||
632 | static const struct soc_enum rcapture_enum = | |
633 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 6, 2, aif_text); | |
634 | ||
635 | static const struct soc_enum lplay_enum = | |
636 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 5, 2, aif_text); | |
637 | ||
638 | static const struct soc_enum rplay_enum = | |
639 | SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 4, 2, aif_text); | |
640 | ||
f1c0a02f MB |
641 | static const struct snd_kcontrol_new wm8903_snd_controls[] = { |
642 | ||
643 | /* Input PGAs - No TLV since the scale depends on PGA mode */ | |
644 | SOC_SINGLE("Left Input PGA Switch", WM8903_ANALOGUE_LEFT_INPUT_0, | |
5715952b | 645 | 7, 1, 1), |
f1c0a02f MB |
646 | SOC_SINGLE("Left Input PGA Volume", WM8903_ANALOGUE_LEFT_INPUT_0, |
647 | 0, 31, 0), | |
648 | SOC_SINGLE("Left Input PGA Common Mode Switch", WM8903_ANALOGUE_LEFT_INPUT_1, | |
649 | 6, 1, 0), | |
650 | ||
651 | SOC_SINGLE("Right Input PGA Switch", WM8903_ANALOGUE_RIGHT_INPUT_0, | |
5715952b | 652 | 7, 1, 1), |
f1c0a02f MB |
653 | SOC_SINGLE("Right Input PGA Volume", WM8903_ANALOGUE_RIGHT_INPUT_0, |
654 | 0, 31, 0), | |
655 | SOC_SINGLE("Right Input PGA Common Mode Switch", WM8903_ANALOGUE_RIGHT_INPUT_1, | |
656 | 6, 1, 0), | |
657 | ||
658 | /* ADCs */ | |
dcf9ada3 | 659 | SOC_ENUM("ADC OSR", adc_osr), |
460f4aae MB |
660 | SOC_SINGLE("HPF Switch", WM8903_ADC_DIGITAL_0, 4, 1, 0), |
661 | SOC_ENUM("HPF Mode", hpf_mode), | |
f1c0a02f MB |
662 | SOC_SINGLE("DRC Switch", WM8903_DRC_0, 15, 1, 0), |
663 | SOC_ENUM("DRC Compressor Slope R0", drc_slope_r0), | |
664 | SOC_ENUM("DRC Compressor Slope R1", drc_slope_r1), | |
af901ca1 | 665 | SOC_SINGLE_TLV("DRC Compressor Threshold Volume", WM8903_DRC_3, 5, 124, 1, |
f1c0a02f MB |
666 | drc_tlv_thresh), |
667 | SOC_SINGLE_TLV("DRC Volume", WM8903_DRC_3, 0, 30, 1, drc_tlv_amp), | |
668 | SOC_SINGLE_TLV("DRC Minimum Gain Volume", WM8903_DRC_1, 2, 3, 1, drc_tlv_min), | |
669 | SOC_SINGLE_TLV("DRC Maximum Gain Volume", WM8903_DRC_1, 0, 3, 0, drc_tlv_max), | |
670 | SOC_ENUM("DRC Attack Rate", drc_attack), | |
671 | SOC_ENUM("DRC Decay Rate", drc_decay), | |
672 | SOC_ENUM("DRC FF Delay", drc_ff_delay), | |
673 | SOC_SINGLE("DRC Anticlip Switch", WM8903_DRC_0, 1, 1, 0), | |
674 | SOC_SINGLE("DRC QR Switch", WM8903_DRC_0, 2, 1, 0), | |
af901ca1 | 675 | SOC_SINGLE_TLV("DRC QR Threshold Volume", WM8903_DRC_0, 6, 3, 0, drc_tlv_max), |
f1c0a02f MB |
676 | SOC_ENUM("DRC QR Decay Rate", drc_qr_decay), |
677 | SOC_SINGLE("DRC Smoothing Switch", WM8903_DRC_0, 3, 1, 0), | |
678 | SOC_SINGLE("DRC Smoothing Hysteresis Switch", WM8903_DRC_0, 0, 1, 0), | |
af901ca1 | 679 | SOC_ENUM("DRC Smoothing Threshold", drc_smoothing), |
f1c0a02f MB |
680 | SOC_SINGLE_TLV("DRC Startup Volume", WM8903_DRC_0, 6, 18, 0, drc_tlv_startup), |
681 | ||
682 | SOC_DOUBLE_R_TLV("Digital Capture Volume", WM8903_ADC_DIGITAL_VOLUME_LEFT, | |
61bf35b9 | 683 | WM8903_ADC_DIGITAL_VOLUME_RIGHT, 1, 120, 0, digital_tlv), |
f1c0a02f MB |
684 | SOC_ENUM("ADC Companding Mode", adc_companding), |
685 | SOC_SINGLE("ADC Companding Switch", WM8903_AUDIO_INTERFACE_0, 3, 1, 0), | |
686 | ||
291ce18c MB |
687 | SOC_DOUBLE_TLV("Digital Sidetone Volume", WM8903_DAC_DIGITAL_0, 4, 8, |
688 | 12, 0, digital_sidetone_tlv), | |
689 | ||
f1c0a02f | 690 | /* DAC */ |
dcf9ada3 | 691 | SOC_ENUM("DAC OSR", dac_osr), |
f1c0a02f MB |
692 | SOC_DOUBLE_R_TLV("Digital Playback Volume", WM8903_DAC_DIGITAL_VOLUME_LEFT, |
693 | WM8903_DAC_DIGITAL_VOLUME_RIGHT, 1, 120, 0, digital_tlv), | |
694 | SOC_ENUM("DAC Soft Mute Rate", soft_mute), | |
695 | SOC_ENUM("DAC Mute Mode", mute_mode), | |
696 | SOC_SINGLE("DAC Mono Switch", WM8903_DAC_DIGITAL_1, 12, 1, 0), | |
f1c0a02f MB |
697 | SOC_ENUM("DAC Companding Mode", dac_companding), |
698 | SOC_SINGLE("DAC Companding Switch", WM8903_AUDIO_INTERFACE_0, 1, 1, 0), | |
69fff9bb MB |
699 | SOC_SINGLE_BOOL_EXT("Playback Deemphasis Switch", 0, |
700 | wm8903_get_deemph, wm8903_put_deemph), | |
f1c0a02f MB |
701 | |
702 | /* Headphones */ | |
703 | SOC_DOUBLE_R("Headphone Switch", | |
704 | WM8903_ANALOGUE_OUT1_LEFT, WM8903_ANALOGUE_OUT1_RIGHT, | |
705 | 8, 1, 1), | |
706 | SOC_DOUBLE_R("Headphone ZC Switch", | |
707 | WM8903_ANALOGUE_OUT1_LEFT, WM8903_ANALOGUE_OUT1_RIGHT, | |
708 | 6, 1, 0), | |
709 | SOC_DOUBLE_R_TLV("Headphone Volume", | |
710 | WM8903_ANALOGUE_OUT1_LEFT, WM8903_ANALOGUE_OUT1_RIGHT, | |
711 | 0, 63, 0, out_tlv), | |
712 | ||
713 | /* Line out */ | |
714 | SOC_DOUBLE_R("Line Out Switch", | |
715 | WM8903_ANALOGUE_OUT2_LEFT, WM8903_ANALOGUE_OUT2_RIGHT, | |
716 | 8, 1, 1), | |
717 | SOC_DOUBLE_R("Line Out ZC Switch", | |
718 | WM8903_ANALOGUE_OUT2_LEFT, WM8903_ANALOGUE_OUT2_RIGHT, | |
719 | 6, 1, 0), | |
720 | SOC_DOUBLE_R_TLV("Line Out Volume", | |
721 | WM8903_ANALOGUE_OUT2_LEFT, WM8903_ANALOGUE_OUT2_RIGHT, | |
722 | 0, 63, 0, out_tlv), | |
723 | ||
724 | /* Speaker */ | |
725 | SOC_DOUBLE_R("Speaker Switch", | |
726 | WM8903_ANALOGUE_OUT3_LEFT, WM8903_ANALOGUE_OUT3_RIGHT, 8, 1, 1), | |
727 | SOC_DOUBLE_R("Speaker ZC Switch", | |
728 | WM8903_ANALOGUE_OUT3_LEFT, WM8903_ANALOGUE_OUT3_RIGHT, 6, 1, 0), | |
729 | SOC_DOUBLE_R_TLV("Speaker Volume", | |
730 | WM8903_ANALOGUE_OUT3_LEFT, WM8903_ANALOGUE_OUT3_RIGHT, | |
731 | 0, 63, 0, out_tlv), | |
732 | }; | |
733 | ||
f1c0a02f MB |
734 | static const struct snd_kcontrol_new linput_mode_mux = |
735 | SOC_DAPM_ENUM("Left Input Mode Mux", linput_mode_enum); | |
736 | ||
737 | static const struct snd_kcontrol_new rinput_mode_mux = | |
738 | SOC_DAPM_ENUM("Right Input Mode Mux", rinput_mode_enum); | |
739 | ||
740 | static const struct snd_kcontrol_new linput_mux = | |
741 | SOC_DAPM_ENUM("Left Input Mux", linput_enum); | |
742 | ||
743 | static const struct snd_kcontrol_new linput_inv_mux = | |
744 | SOC_DAPM_ENUM("Left Inverting Input Mux", linput_inv_enum); | |
745 | ||
746 | static const struct snd_kcontrol_new rinput_mux = | |
747 | SOC_DAPM_ENUM("Right Input Mux", rinput_enum); | |
748 | ||
749 | static const struct snd_kcontrol_new rinput_inv_mux = | |
750 | SOC_DAPM_ENUM("Right Inverting Input Mux", rinput_inv_enum); | |
751 | ||
291ce18c MB |
752 | static const struct snd_kcontrol_new lsidetone_mux = |
753 | SOC_DAPM_ENUM("DACL Sidetone Mux", lsidetone_enum); | |
754 | ||
755 | static const struct snd_kcontrol_new rsidetone_mux = | |
756 | SOC_DAPM_ENUM("DACR Sidetone Mux", rsidetone_enum); | |
757 | ||
97945c46 SW |
758 | static const struct snd_kcontrol_new adcinput_mux = |
759 | SOC_DAPM_ENUM("ADC Input", adcinput_enum); | |
760 | ||
1e113bf9 MB |
761 | static const struct snd_kcontrol_new lcapture_mux = |
762 | SOC_DAPM_ENUM("Left Capture Mux", lcapture_enum); | |
763 | ||
764 | static const struct snd_kcontrol_new rcapture_mux = | |
765 | SOC_DAPM_ENUM("Right Capture Mux", rcapture_enum); | |
766 | ||
767 | static const struct snd_kcontrol_new lplay_mux = | |
768 | SOC_DAPM_ENUM("Left Playback Mux", lplay_enum); | |
769 | ||
770 | static const struct snd_kcontrol_new rplay_mux = | |
771 | SOC_DAPM_ENUM("Right Playback Mux", rplay_enum); | |
772 | ||
f1c0a02f MB |
773 | static const struct snd_kcontrol_new left_output_mixer[] = { |
774 | SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_LEFT_MIX_0, 3, 1, 0), | |
775 | SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_LEFT_MIX_0, 2, 1, 0), | |
776 | SOC_DAPM_SINGLE_W("Left Bypass Switch", WM8903_ANALOGUE_LEFT_MIX_0, 1, 1, 0), | |
4b4fffdd | 777 | SOC_DAPM_SINGLE_W("Right Bypass Switch", WM8903_ANALOGUE_LEFT_MIX_0, 0, 1, 0), |
f1c0a02f MB |
778 | }; |
779 | ||
780 | static const struct snd_kcontrol_new right_output_mixer[] = { | |
781 | SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 3, 1, 0), | |
782 | SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 2, 1, 0), | |
783 | SOC_DAPM_SINGLE_W("Left Bypass Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 1, 1, 0), | |
4b4fffdd | 784 | SOC_DAPM_SINGLE_W("Right Bypass Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 0, 1, 0), |
f1c0a02f MB |
785 | }; |
786 | ||
787 | static const struct snd_kcontrol_new left_speaker_mixer[] = { | |
788 | SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, 3, 1, 0), | |
789 | SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, 2, 1, 0), | |
790 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, 1, 1, 0), | |
791 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, | |
4b4fffdd | 792 | 0, 1, 0), |
f1c0a02f MB |
793 | }; |
794 | ||
795 | static const struct snd_kcontrol_new right_speaker_mixer[] = { | |
796 | SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, 3, 1, 0), | |
797 | SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, 2, 1, 0), | |
798 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, | |
799 | 1, 1, 0), | |
800 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, | |
4b4fffdd | 801 | 0, 1, 0), |
f1c0a02f MB |
802 | }; |
803 | ||
804 | static const struct snd_soc_dapm_widget wm8903_dapm_widgets[] = { | |
805 | SND_SOC_DAPM_INPUT("IN1L"), | |
806 | SND_SOC_DAPM_INPUT("IN1R"), | |
807 | SND_SOC_DAPM_INPUT("IN2L"), | |
808 | SND_SOC_DAPM_INPUT("IN2R"), | |
809 | SND_SOC_DAPM_INPUT("IN3L"), | |
810 | SND_SOC_DAPM_INPUT("IN3R"), | |
97945c46 | 811 | SND_SOC_DAPM_INPUT("DMICDAT"), |
f1c0a02f MB |
812 | |
813 | SND_SOC_DAPM_OUTPUT("HPOUTL"), | |
814 | SND_SOC_DAPM_OUTPUT("HPOUTR"), | |
815 | SND_SOC_DAPM_OUTPUT("LINEOUTL"), | |
816 | SND_SOC_DAPM_OUTPUT("LINEOUTR"), | |
817 | SND_SOC_DAPM_OUTPUT("LOP"), | |
818 | SND_SOC_DAPM_OUTPUT("LON"), | |
819 | SND_SOC_DAPM_OUTPUT("ROP"), | |
820 | SND_SOC_DAPM_OUTPUT("RON"), | |
821 | ||
5032dc34 | 822 | SND_SOC_DAPM_SUPPLY("MICBIAS", WM8903_MIC_BIAS_CONTROL_0, 0, 0, NULL, 0), |
f1c0a02f MB |
823 | |
824 | SND_SOC_DAPM_MUX("Left Input Mux", SND_SOC_NOPM, 0, 0, &linput_mux), | |
825 | SND_SOC_DAPM_MUX("Left Input Inverting Mux", SND_SOC_NOPM, 0, 0, | |
826 | &linput_inv_mux), | |
827 | SND_SOC_DAPM_MUX("Left Input Mode Mux", SND_SOC_NOPM, 0, 0, &linput_mode_mux), | |
828 | ||
829 | SND_SOC_DAPM_MUX("Right Input Mux", SND_SOC_NOPM, 0, 0, &rinput_mux), | |
830 | SND_SOC_DAPM_MUX("Right Input Inverting Mux", SND_SOC_NOPM, 0, 0, | |
831 | &rinput_inv_mux), | |
832 | SND_SOC_DAPM_MUX("Right Input Mode Mux", SND_SOC_NOPM, 0, 0, &rinput_mode_mux), | |
833 | ||
834 | SND_SOC_DAPM_PGA("Left Input PGA", WM8903_POWER_MANAGEMENT_0, 1, 0, NULL, 0), | |
835 | SND_SOC_DAPM_PGA("Right Input PGA", WM8903_POWER_MANAGEMENT_0, 0, 0, NULL, 0), | |
836 | ||
97945c46 SW |
837 | SND_SOC_DAPM_MUX("Left ADC Input", SND_SOC_NOPM, 0, 0, &adcinput_mux), |
838 | SND_SOC_DAPM_MUX("Right ADC Input", SND_SOC_NOPM, 0, 0, &adcinput_mux), | |
839 | ||
1e113bf9 MB |
840 | SND_SOC_DAPM_ADC("ADCL", NULL, WM8903_POWER_MANAGEMENT_6, 1, 0), |
841 | SND_SOC_DAPM_ADC("ADCR", NULL, WM8903_POWER_MANAGEMENT_6, 0, 0), | |
842 | ||
843 | SND_SOC_DAPM_MUX("Left Capture Mux", SND_SOC_NOPM, 0, 0, &lcapture_mux), | |
844 | SND_SOC_DAPM_MUX("Right Capture Mux", SND_SOC_NOPM, 0, 0, &rcapture_mux), | |
845 | ||
846 | SND_SOC_DAPM_AIF_OUT("AIFTXL", "Left HiFi Capture", 0, SND_SOC_NOPM, 0, 0), | |
847 | SND_SOC_DAPM_AIF_OUT("AIFTXR", "Right HiFi Capture", 0, SND_SOC_NOPM, 0, 0), | |
f1c0a02f | 848 | |
291ce18c MB |
849 | SND_SOC_DAPM_MUX("DACL Sidetone", SND_SOC_NOPM, 0, 0, &lsidetone_mux), |
850 | SND_SOC_DAPM_MUX("DACR Sidetone", SND_SOC_NOPM, 0, 0, &rsidetone_mux), | |
851 | ||
1e113bf9 MB |
852 | SND_SOC_DAPM_AIF_IN("AIFRXL", "Left Playback", 0, SND_SOC_NOPM, 0, 0), |
853 | SND_SOC_DAPM_AIF_IN("AIFRXR", "Right Playback", 0, SND_SOC_NOPM, 0, 0), | |
854 | ||
855 | SND_SOC_DAPM_MUX("Left Playback Mux", SND_SOC_NOPM, 0, 0, &lplay_mux), | |
856 | SND_SOC_DAPM_MUX("Right Playback Mux", SND_SOC_NOPM, 0, 0, &rplay_mux), | |
857 | ||
858 | SND_SOC_DAPM_DAC("DACL", NULL, WM8903_POWER_MANAGEMENT_6, 3, 0), | |
859 | SND_SOC_DAPM_DAC("DACR", NULL, WM8903_POWER_MANAGEMENT_6, 2, 0), | |
f1c0a02f MB |
860 | |
861 | SND_SOC_DAPM_MIXER("Left Output Mixer", WM8903_POWER_MANAGEMENT_1, 1, 0, | |
862 | left_output_mixer, ARRAY_SIZE(left_output_mixer)), | |
863 | SND_SOC_DAPM_MIXER("Right Output Mixer", WM8903_POWER_MANAGEMENT_1, 0, 0, | |
864 | right_output_mixer, ARRAY_SIZE(right_output_mixer)), | |
865 | ||
866 | SND_SOC_DAPM_MIXER("Left Speaker Mixer", WM8903_POWER_MANAGEMENT_4, 1, 0, | |
867 | left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)), | |
868 | SND_SOC_DAPM_MIXER("Right Speaker Mixer", WM8903_POWER_MANAGEMENT_4, 0, 0, | |
869 | right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)), | |
870 | ||
1b877cb5 DL |
871 | SND_SOC_DAPM_PGA_S("Left Headphone Output PGA", 0, WM8903_POWER_MANAGEMENT_2, |
872 | 1, 0, NULL, 0), | |
873 | SND_SOC_DAPM_PGA_S("Right Headphone Output PGA", 0, WM8903_POWER_MANAGEMENT_2, | |
13a9983e MB |
874 | 0, 0, NULL, 0), |
875 | ||
1b877cb5 | 876 | SND_SOC_DAPM_PGA_S("Left Line Output PGA", 0, WM8903_POWER_MANAGEMENT_3, 1, 0, |
13a9983e | 877 | NULL, 0), |
1b877cb5 | 878 | SND_SOC_DAPM_PGA_S("Right Line Output PGA", 0, WM8903_POWER_MANAGEMENT_3, 0, 0, |
13a9983e MB |
879 | NULL, 0), |
880 | ||
881 | SND_SOC_DAPM_PGA_S("HPL_RMV_SHORT", 4, WM8903_ANALOGUE_HP_0, 7, 0, NULL, 0), | |
882 | SND_SOC_DAPM_PGA_S("HPL_ENA_OUTP", 3, WM8903_ANALOGUE_HP_0, 6, 0, NULL, 0), | |
1b877cb5 DL |
883 | SND_SOC_DAPM_PGA_S("HPL_ENA_DLY", 2, WM8903_ANALOGUE_HP_0, 5, 0, NULL, 0), |
884 | SND_SOC_DAPM_PGA_S("HPL_ENA", 1, WM8903_ANALOGUE_HP_0, 4, 0, NULL, 0), | |
13a9983e MB |
885 | SND_SOC_DAPM_PGA_S("HPR_RMV_SHORT", 4, WM8903_ANALOGUE_HP_0, 3, 0, NULL, 0), |
886 | SND_SOC_DAPM_PGA_S("HPR_ENA_OUTP", 3, WM8903_ANALOGUE_HP_0, 2, 0, NULL, 0), | |
1b877cb5 DL |
887 | SND_SOC_DAPM_PGA_S("HPR_ENA_DLY", 2, WM8903_ANALOGUE_HP_0, 1, 0, NULL, 0), |
888 | SND_SOC_DAPM_PGA_S("HPR_ENA", 1, WM8903_ANALOGUE_HP_0, 0, 0, NULL, 0), | |
13a9983e MB |
889 | |
890 | SND_SOC_DAPM_PGA_S("LINEOUTL_RMV_SHORT", 4, WM8903_ANALOGUE_LINEOUT_0, 7, 0, | |
891 | NULL, 0), | |
892 | SND_SOC_DAPM_PGA_S("LINEOUTL_ENA_OUTP", 3, WM8903_ANALOGUE_LINEOUT_0, 6, 0, | |
893 | NULL, 0), | |
1b877cb5 DL |
894 | SND_SOC_DAPM_PGA_S("LINEOUTL_ENA_DLY", 2, WM8903_ANALOGUE_LINEOUT_0, 5, 0, |
895 | NULL, 0), | |
896 | SND_SOC_DAPM_PGA_S("LINEOUTL_ENA", 1, WM8903_ANALOGUE_LINEOUT_0, 4, 0, | |
13a9983e MB |
897 | NULL, 0), |
898 | SND_SOC_DAPM_PGA_S("LINEOUTR_RMV_SHORT", 4, WM8903_ANALOGUE_LINEOUT_0, 3, 0, | |
899 | NULL, 0), | |
900 | SND_SOC_DAPM_PGA_S("LINEOUTR_ENA_OUTP", 3, WM8903_ANALOGUE_LINEOUT_0, 2, 0, | |
901 | NULL, 0), | |
1b877cb5 DL |
902 | SND_SOC_DAPM_PGA_S("LINEOUTR_ENA_DLY", 2, WM8903_ANALOGUE_LINEOUT_0, 1, 0, |
903 | NULL, 0), | |
904 | SND_SOC_DAPM_PGA_S("LINEOUTR_ENA", 1, WM8903_ANALOGUE_LINEOUT_0, 0, 0, | |
13a9983e MB |
905 | NULL, 0), |
906 | ||
c5b6a9fe MB |
907 | SND_SOC_DAPM_SUPPLY("DCS Master", WM8903_DC_SERVO_0, 4, 0, NULL, 0), |
908 | SND_SOC_DAPM_PGA_S("HPL_DCS", 3, SND_SOC_NOPM, 3, 0, wm8903_dcs_event, | |
909 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
910 | SND_SOC_DAPM_PGA_S("HPR_DCS", 3, SND_SOC_NOPM, 2, 0, wm8903_dcs_event, | |
911 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
912 | SND_SOC_DAPM_PGA_S("LINEOUTL_DCS", 3, SND_SOC_NOPM, 1, 0, wm8903_dcs_event, | |
913 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
914 | SND_SOC_DAPM_PGA_S("LINEOUTR_DCS", 3, SND_SOC_NOPM, 0, 0, wm8903_dcs_event, | |
915 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
f1c0a02f MB |
916 | |
917 | SND_SOC_DAPM_PGA("Left Speaker PGA", WM8903_POWER_MANAGEMENT_5, 1, 0, | |
918 | NULL, 0), | |
919 | SND_SOC_DAPM_PGA("Right Speaker PGA", WM8903_POWER_MANAGEMENT_5, 0, 0, | |
920 | NULL, 0), | |
921 | ||
42768a12 MB |
922 | SND_SOC_DAPM_SUPPLY("Charge Pump", WM8903_CHARGE_PUMP_0, 0, 0, |
923 | wm8903_cp_event, SND_SOC_DAPM_POST_PMU), | |
c2aef4ff | 924 | SND_SOC_DAPM_SUPPLY("CLK_DSP", WM8903_CLOCK_RATES_2, 1, 0, NULL, 0), |
2c8be5a2 | 925 | SND_SOC_DAPM_SUPPLY("CLK_SYS", WM8903_CLOCK_RATES_2, 2, 0, NULL, 0), |
f1c0a02f MB |
926 | }; |
927 | ||
ecd01512 | 928 | static const struct snd_soc_dapm_route wm8903_intercon[] = { |
f1c0a02f | 929 | |
2c8be5a2 | 930 | { "CLK_DSP", NULL, "CLK_SYS" }, |
5032dc34 | 931 | { "MICBIAS", NULL, "CLK_SYS" }, |
2c8be5a2 MB |
932 | { "HPL_DCS", NULL, "CLK_SYS" }, |
933 | { "HPR_DCS", NULL, "CLK_SYS" }, | |
934 | { "LINEOUTL_DCS", NULL, "CLK_SYS" }, | |
935 | { "LINEOUTR_DCS", NULL, "CLK_SYS" }, | |
936 | ||
f1c0a02f MB |
937 | { "Left Input Mux", "IN1L", "IN1L" }, |
938 | { "Left Input Mux", "IN2L", "IN2L" }, | |
939 | { "Left Input Mux", "IN3L", "IN3L" }, | |
940 | ||
941 | { "Left Input Inverting Mux", "IN1L", "IN1L" }, | |
942 | { "Left Input Inverting Mux", "IN2L", "IN2L" }, | |
943 | { "Left Input Inverting Mux", "IN3L", "IN3L" }, | |
944 | ||
945 | { "Right Input Mux", "IN1R", "IN1R" }, | |
946 | { "Right Input Mux", "IN2R", "IN2R" }, | |
947 | { "Right Input Mux", "IN3R", "IN3R" }, | |
948 | ||
949 | { "Right Input Inverting Mux", "IN1R", "IN1R" }, | |
950 | { "Right Input Inverting Mux", "IN2R", "IN2R" }, | |
951 | { "Right Input Inverting Mux", "IN3R", "IN3R" }, | |
952 | ||
953 | { "Left Input Mode Mux", "Single-Ended", "Left Input Inverting Mux" }, | |
954 | { "Left Input Mode Mux", "Differential Line", | |
955 | "Left Input Mux" }, | |
956 | { "Left Input Mode Mux", "Differential Line", | |
957 | "Left Input Inverting Mux" }, | |
958 | { "Left Input Mode Mux", "Differential Mic", | |
959 | "Left Input Mux" }, | |
960 | { "Left Input Mode Mux", "Differential Mic", | |
961 | "Left Input Inverting Mux" }, | |
962 | ||
963 | { "Right Input Mode Mux", "Single-Ended", | |
964 | "Right Input Inverting Mux" }, | |
965 | { "Right Input Mode Mux", "Differential Line", | |
966 | "Right Input Mux" }, | |
967 | { "Right Input Mode Mux", "Differential Line", | |
968 | "Right Input Inverting Mux" }, | |
969 | { "Right Input Mode Mux", "Differential Mic", | |
970 | "Right Input Mux" }, | |
971 | { "Right Input Mode Mux", "Differential Mic", | |
972 | "Right Input Inverting Mux" }, | |
973 | ||
974 | { "Left Input PGA", NULL, "Left Input Mode Mux" }, | |
975 | { "Right Input PGA", NULL, "Right Input Mode Mux" }, | |
976 | ||
97945c46 SW |
977 | { "Left ADC Input", "ADC", "Left Input PGA" }, |
978 | { "Left ADC Input", "DMIC", "DMICDAT" }, | |
979 | { "Right ADC Input", "ADC", "Right Input PGA" }, | |
980 | { "Right ADC Input", "DMIC", "DMICDAT" }, | |
981 | ||
1e113bf9 MB |
982 | { "Left Capture Mux", "Left", "ADCL" }, |
983 | { "Left Capture Mux", "Right", "ADCR" }, | |
984 | ||
985 | { "Right Capture Mux", "Left", "ADCL" }, | |
986 | { "Right Capture Mux", "Right", "ADCR" }, | |
987 | ||
988 | { "AIFTXL", NULL, "Left Capture Mux" }, | |
989 | { "AIFTXR", NULL, "Right Capture Mux" }, | |
990 | ||
97945c46 | 991 | { "ADCL", NULL, "Left ADC Input" }, |
c2aef4ff | 992 | { "ADCL", NULL, "CLK_DSP" }, |
97945c46 | 993 | { "ADCR", NULL, "Right ADC Input" }, |
c2aef4ff MB |
994 | { "ADCR", NULL, "CLK_DSP" }, |
995 | ||
1e113bf9 MB |
996 | { "Left Playback Mux", "Left", "AIFRXL" }, |
997 | { "Left Playback Mux", "Right", "AIFRXR" }, | |
998 | ||
999 | { "Right Playback Mux", "Left", "AIFRXL" }, | |
1000 | { "Right Playback Mux", "Right", "AIFRXR" }, | |
1001 | ||
291ce18c MB |
1002 | { "DACL Sidetone", "Left", "ADCL" }, |
1003 | { "DACL Sidetone", "Right", "ADCR" }, | |
1004 | { "DACR Sidetone", "Left", "ADCL" }, | |
1005 | { "DACR Sidetone", "Right", "ADCR" }, | |
1006 | ||
1e113bf9 | 1007 | { "DACL", NULL, "Left Playback Mux" }, |
291ce18c | 1008 | { "DACL", NULL, "DACL Sidetone" }, |
c2aef4ff | 1009 | { "DACL", NULL, "CLK_DSP" }, |
1e113bf9 MB |
1010 | |
1011 | { "DACR", NULL, "Right Playback Mux" }, | |
291ce18c | 1012 | { "DACR", NULL, "DACR Sidetone" }, |
c2aef4ff | 1013 | { "DACR", NULL, "CLK_DSP" }, |
f1c0a02f MB |
1014 | |
1015 | { "Left Output Mixer", "Left Bypass Switch", "Left Input PGA" }, | |
1016 | { "Left Output Mixer", "Right Bypass Switch", "Right Input PGA" }, | |
1017 | { "Left Output Mixer", "DACL Switch", "DACL" }, | |
1018 | { "Left Output Mixer", "DACR Switch", "DACR" }, | |
1019 | ||
1020 | { "Right Output Mixer", "Left Bypass Switch", "Left Input PGA" }, | |
1021 | { "Right Output Mixer", "Right Bypass Switch", "Right Input PGA" }, | |
1022 | { "Right Output Mixer", "DACL Switch", "DACL" }, | |
1023 | { "Right Output Mixer", "DACR Switch", "DACR" }, | |
1024 | ||
1025 | { "Left Speaker Mixer", "Left Bypass Switch", "Left Input PGA" }, | |
1026 | { "Left Speaker Mixer", "Right Bypass Switch", "Right Input PGA" }, | |
1027 | { "Left Speaker Mixer", "DACL Switch", "DACL" }, | |
1028 | { "Left Speaker Mixer", "DACR Switch", "DACR" }, | |
1029 | ||
1030 | { "Right Speaker Mixer", "Left Bypass Switch", "Left Input PGA" }, | |
1031 | { "Right Speaker Mixer", "Right Bypass Switch", "Right Input PGA" }, | |
1032 | { "Right Speaker Mixer", "DACL Switch", "DACL" }, | |
1033 | { "Right Speaker Mixer", "DACR Switch", "DACR" }, | |
1034 | ||
1035 | { "Left Line Output PGA", NULL, "Left Output Mixer" }, | |
1036 | { "Right Line Output PGA", NULL, "Right Output Mixer" }, | |
1037 | ||
1038 | { "Left Headphone Output PGA", NULL, "Left Output Mixer" }, | |
1039 | { "Right Headphone Output PGA", NULL, "Right Output Mixer" }, | |
1040 | ||
1041 | { "Left Speaker PGA", NULL, "Left Speaker Mixer" }, | |
1042 | { "Right Speaker PGA", NULL, "Right Speaker Mixer" }, | |
1043 | ||
1b877cb5 DL |
1044 | { "HPL_ENA", NULL, "Left Headphone Output PGA" }, |
1045 | { "HPR_ENA", NULL, "Right Headphone Output PGA" }, | |
1046 | { "HPL_ENA_DLY", NULL, "HPL_ENA" }, | |
1047 | { "HPR_ENA_DLY", NULL, "HPR_ENA" }, | |
1048 | { "LINEOUTL_ENA", NULL, "Left Line Output PGA" }, | |
1049 | { "LINEOUTR_ENA", NULL, "Right Line Output PGA" }, | |
1050 | { "LINEOUTL_ENA_DLY", NULL, "LINEOUTL_ENA" }, | |
1051 | { "LINEOUTR_ENA_DLY", NULL, "LINEOUTR_ENA" }, | |
13a9983e | 1052 | |
c5b6a9fe MB |
1053 | { "HPL_DCS", NULL, "DCS Master" }, |
1054 | { "HPR_DCS", NULL, "DCS Master" }, | |
1055 | { "LINEOUTL_DCS", NULL, "DCS Master" }, | |
1056 | { "LINEOUTR_DCS", NULL, "DCS Master" }, | |
1057 | ||
13a9983e MB |
1058 | { "HPL_DCS", NULL, "HPL_ENA_DLY" }, |
1059 | { "HPR_DCS", NULL, "HPR_ENA_DLY" }, | |
1060 | { "LINEOUTL_DCS", NULL, "LINEOUTL_ENA_DLY" }, | |
1061 | { "LINEOUTR_DCS", NULL, "LINEOUTR_ENA_DLY" }, | |
1062 | ||
1063 | { "HPL_ENA_OUTP", NULL, "HPL_DCS" }, | |
1064 | { "HPR_ENA_OUTP", NULL, "HPR_DCS" }, | |
1065 | { "LINEOUTL_ENA_OUTP", NULL, "LINEOUTL_DCS" }, | |
1066 | { "LINEOUTR_ENA_OUTP", NULL, "LINEOUTR_DCS" }, | |
1067 | ||
1068 | { "HPL_RMV_SHORT", NULL, "HPL_ENA_OUTP" }, | |
1069 | { "HPR_RMV_SHORT", NULL, "HPR_ENA_OUTP" }, | |
1070 | { "LINEOUTL_RMV_SHORT", NULL, "LINEOUTL_ENA_OUTP" }, | |
1071 | { "LINEOUTR_RMV_SHORT", NULL, "LINEOUTR_ENA_OUTP" }, | |
1072 | ||
1073 | { "HPOUTL", NULL, "HPL_RMV_SHORT" }, | |
1074 | { "HPOUTR", NULL, "HPR_RMV_SHORT" }, | |
1075 | { "LINEOUTL", NULL, "LINEOUTL_RMV_SHORT" }, | |
1076 | { "LINEOUTR", NULL, "LINEOUTR_RMV_SHORT" }, | |
f1c0a02f MB |
1077 | |
1078 | { "LOP", NULL, "Left Speaker PGA" }, | |
1079 | { "LON", NULL, "Left Speaker PGA" }, | |
1080 | ||
1081 | { "ROP", NULL, "Right Speaker PGA" }, | |
1082 | { "RON", NULL, "Right Speaker PGA" }, | |
42768a12 MB |
1083 | |
1084 | { "Left Headphone Output PGA", NULL, "Charge Pump" }, | |
1085 | { "Right Headphone Output PGA", NULL, "Charge Pump" }, | |
1086 | { "Left Line Output PGA", NULL, "Charge Pump" }, | |
1087 | { "Right Line Output PGA", NULL, "Charge Pump" }, | |
f1c0a02f MB |
1088 | }; |
1089 | ||
f1c0a02f MB |
1090 | static int wm8903_set_bias_level(struct snd_soc_codec *codec, |
1091 | enum snd_soc_bias_level level) | |
1092 | { | |
f1c0a02f MB |
1093 | switch (level) { |
1094 | case SND_SOC_BIAS_ON: | |
66daaa59 | 1095 | break; |
22f226dd | 1096 | |
f1c0a02f | 1097 | case SND_SOC_BIAS_PREPARE: |
66daaa59 MB |
1098 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, |
1099 | WM8903_VMID_RES_MASK, | |
1100 | WM8903_VMID_RES_50K); | |
f1c0a02f MB |
1101 | break; |
1102 | ||
1103 | case SND_SOC_BIAS_STANDBY: | |
ce6120cc | 1104 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { |
22f226dd MB |
1105 | snd_soc_update_bits(codec, WM8903_BIAS_CONTROL_0, |
1106 | WM8903_POBCTRL | WM8903_ISEL_MASK | | |
1107 | WM8903_STARTUP_BIAS_ENA | | |
1108 | WM8903_BIAS_ENA, | |
1109 | WM8903_POBCTRL | | |
1110 | (2 << WM8903_ISEL_SHIFT) | | |
1111 | WM8903_STARTUP_BIAS_ENA); | |
1112 | ||
1113 | snd_soc_update_bits(codec, | |
1114 | WM8903_ANALOGUE_SPK_OUTPUT_CONTROL_0, | |
1115 | WM8903_SPK_DISCHARGE, | |
1116 | WM8903_SPK_DISCHARGE); | |
1117 | ||
1118 | msleep(33); | |
1119 | ||
1120 | snd_soc_update_bits(codec, WM8903_POWER_MANAGEMENT_5, | |
1121 | WM8903_SPKL_ENA | WM8903_SPKR_ENA, | |
1122 | WM8903_SPKL_ENA | WM8903_SPKR_ENA); | |
1123 | ||
1124 | snd_soc_update_bits(codec, | |
1125 | WM8903_ANALOGUE_SPK_OUTPUT_CONTROL_0, | |
1126 | WM8903_SPK_DISCHARGE, 0); | |
1127 | ||
1128 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1129 | WM8903_VMID_TIE_ENA | | |
1130 | WM8903_BUFIO_ENA | | |
1131 | WM8903_VMID_IO_ENA | | |
1132 | WM8903_VMID_SOFT_MASK | | |
1133 | WM8903_VMID_RES_MASK | | |
1134 | WM8903_VMID_BUF_ENA, | |
1135 | WM8903_VMID_TIE_ENA | | |
1136 | WM8903_BUFIO_ENA | | |
1137 | WM8903_VMID_IO_ENA | | |
1138 | (2 << WM8903_VMID_SOFT_SHIFT) | | |
1139 | WM8903_VMID_RES_250K | | |
1140 | WM8903_VMID_BUF_ENA); | |
1141 | ||
1142 | msleep(129); | |
1143 | ||
1144 | snd_soc_update_bits(codec, WM8903_POWER_MANAGEMENT_5, | |
1145 | WM8903_SPKL_ENA | WM8903_SPKR_ENA, | |
1146 | 0); | |
1147 | ||
1148 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1149 | WM8903_VMID_SOFT_MASK, 0); | |
1150 | ||
1151 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1152 | WM8903_VMID_RES_MASK, | |
1153 | WM8903_VMID_RES_50K); | |
1154 | ||
1155 | snd_soc_update_bits(codec, WM8903_BIAS_CONTROL_0, | |
1156 | WM8903_BIAS_ENA | WM8903_POBCTRL, | |
1157 | WM8903_BIAS_ENA); | |
f1c0a02f | 1158 | |
f1c0a02f MB |
1159 | /* By default no bypass paths are enabled so |
1160 | * enable Class W support. | |
1161 | */ | |
f0fba2ad | 1162 | dev_dbg(codec->dev, "Enabling Class W\n"); |
524d7692 MB |
1163 | snd_soc_update_bits(codec, WM8903_CLASS_W_0, |
1164 | WM8903_CP_DYN_FREQ | | |
1165 | WM8903_CP_DYN_V, | |
1166 | WM8903_CP_DYN_FREQ | | |
1167 | WM8903_CP_DYN_V); | |
f1c0a02f MB |
1168 | } |
1169 | ||
66daaa59 MB |
1170 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, |
1171 | WM8903_VMID_RES_MASK, | |
1172 | WM8903_VMID_RES_250K); | |
f1c0a02f MB |
1173 | break; |
1174 | ||
1175 | case SND_SOC_BIAS_OFF: | |
b4d06f45 MB |
1176 | snd_soc_update_bits(codec, WM8903_BIAS_CONTROL_0, |
1177 | WM8903_BIAS_ENA, 0); | |
1178 | ||
1179 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1180 | WM8903_VMID_SOFT_MASK, | |
1181 | 2 << WM8903_VMID_SOFT_SHIFT); | |
1182 | ||
1183 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1184 | WM8903_VMID_BUF_ENA, 0); | |
1185 | ||
1186 | msleep(290); | |
1187 | ||
1188 | snd_soc_update_bits(codec, WM8903_VMID_CONTROL_0, | |
1189 | WM8903_VMID_TIE_ENA | WM8903_BUFIO_ENA | | |
1190 | WM8903_VMID_IO_ENA | WM8903_VMID_RES_MASK | | |
1191 | WM8903_VMID_SOFT_MASK | | |
1192 | WM8903_VMID_BUF_ENA, 0); | |
1193 | ||
1194 | snd_soc_update_bits(codec, WM8903_BIAS_CONTROL_0, | |
1195 | WM8903_STARTUP_BIAS_ENA, 0); | |
f1c0a02f MB |
1196 | break; |
1197 | } | |
1198 | ||
ce6120cc | 1199 | codec->dapm.bias_level = level; |
f1c0a02f MB |
1200 | |
1201 | return 0; | |
1202 | } | |
1203 | ||
1204 | static int wm8903_set_dai_sysclk(struct snd_soc_dai *codec_dai, | |
1205 | int clk_id, unsigned int freq, int dir) | |
1206 | { | |
1207 | struct snd_soc_codec *codec = codec_dai->codec; | |
b2c812e2 | 1208 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
f1c0a02f MB |
1209 | |
1210 | wm8903->sysclk = freq; | |
1211 | ||
1212 | return 0; | |
1213 | } | |
1214 | ||
1215 | static int wm8903_set_dai_fmt(struct snd_soc_dai *codec_dai, | |
1216 | unsigned int fmt) | |
1217 | { | |
1218 | struct snd_soc_codec *codec = codec_dai->codec; | |
8d50e447 | 1219 | u16 aif1 = snd_soc_read(codec, WM8903_AUDIO_INTERFACE_1); |
f1c0a02f MB |
1220 | |
1221 | aif1 &= ~(WM8903_LRCLK_DIR | WM8903_BCLK_DIR | WM8903_AIF_FMT_MASK | | |
1222 | WM8903_AIF_LRCLK_INV | WM8903_AIF_BCLK_INV); | |
1223 | ||
1224 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
1225 | case SND_SOC_DAIFMT_CBS_CFS: | |
1226 | break; | |
1227 | case SND_SOC_DAIFMT_CBS_CFM: | |
1228 | aif1 |= WM8903_LRCLK_DIR; | |
1229 | break; | |
1230 | case SND_SOC_DAIFMT_CBM_CFM: | |
1231 | aif1 |= WM8903_LRCLK_DIR | WM8903_BCLK_DIR; | |
1232 | break; | |
1233 | case SND_SOC_DAIFMT_CBM_CFS: | |
1234 | aif1 |= WM8903_BCLK_DIR; | |
1235 | break; | |
1236 | default: | |
1237 | return -EINVAL; | |
1238 | } | |
1239 | ||
1240 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
1241 | case SND_SOC_DAIFMT_DSP_A: | |
1242 | aif1 |= 0x3; | |
1243 | break; | |
1244 | case SND_SOC_DAIFMT_DSP_B: | |
1245 | aif1 |= 0x3 | WM8903_AIF_LRCLK_INV; | |
1246 | break; | |
1247 | case SND_SOC_DAIFMT_I2S: | |
1248 | aif1 |= 0x2; | |
1249 | break; | |
1250 | case SND_SOC_DAIFMT_RIGHT_J: | |
1251 | aif1 |= 0x1; | |
1252 | break; | |
1253 | case SND_SOC_DAIFMT_LEFT_J: | |
1254 | break; | |
1255 | default: | |
1256 | return -EINVAL; | |
1257 | } | |
1258 | ||
1259 | /* Clock inversion */ | |
1260 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
1261 | case SND_SOC_DAIFMT_DSP_A: | |
1262 | case SND_SOC_DAIFMT_DSP_B: | |
1263 | /* frame inversion not valid for DSP modes */ | |
1264 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
1265 | case SND_SOC_DAIFMT_NB_NF: | |
1266 | break; | |
1267 | case SND_SOC_DAIFMT_IB_NF: | |
1268 | aif1 |= WM8903_AIF_BCLK_INV; | |
1269 | break; | |
1270 | default: | |
1271 | return -EINVAL; | |
1272 | } | |
1273 | break; | |
1274 | case SND_SOC_DAIFMT_I2S: | |
1275 | case SND_SOC_DAIFMT_RIGHT_J: | |
1276 | case SND_SOC_DAIFMT_LEFT_J: | |
1277 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
1278 | case SND_SOC_DAIFMT_NB_NF: | |
1279 | break; | |
1280 | case SND_SOC_DAIFMT_IB_IF: | |
1281 | aif1 |= WM8903_AIF_BCLK_INV | WM8903_AIF_LRCLK_INV; | |
1282 | break; | |
1283 | case SND_SOC_DAIFMT_IB_NF: | |
1284 | aif1 |= WM8903_AIF_BCLK_INV; | |
1285 | break; | |
1286 | case SND_SOC_DAIFMT_NB_IF: | |
1287 | aif1 |= WM8903_AIF_LRCLK_INV; | |
1288 | break; | |
1289 | default: | |
1290 | return -EINVAL; | |
1291 | } | |
1292 | break; | |
1293 | default: | |
1294 | return -EINVAL; | |
1295 | } | |
1296 | ||
8d50e447 | 1297 | snd_soc_write(codec, WM8903_AUDIO_INTERFACE_1, aif1); |
f1c0a02f MB |
1298 | |
1299 | return 0; | |
1300 | } | |
1301 | ||
1302 | static int wm8903_digital_mute(struct snd_soc_dai *codec_dai, int mute) | |
1303 | { | |
1304 | struct snd_soc_codec *codec = codec_dai->codec; | |
1305 | u16 reg; | |
1306 | ||
8d50e447 | 1307 | reg = snd_soc_read(codec, WM8903_DAC_DIGITAL_1); |
f1c0a02f MB |
1308 | |
1309 | if (mute) | |
1310 | reg |= WM8903_DAC_MUTE; | |
1311 | else | |
1312 | reg &= ~WM8903_DAC_MUTE; | |
1313 | ||
8d50e447 | 1314 | snd_soc_write(codec, WM8903_DAC_DIGITAL_1, reg); |
f1c0a02f MB |
1315 | |
1316 | return 0; | |
1317 | } | |
1318 | ||
1319 | /* Lookup table for CLK_SYS/fs ratio. 256fs or more is recommended | |
1320 | * for optimal performance so we list the lower rates first and match | |
1321 | * on the last match we find. */ | |
1322 | static struct { | |
1323 | int div; | |
1324 | int rate; | |
1325 | int mode; | |
1326 | int mclk_div; | |
1327 | } clk_sys_ratios[] = { | |
1328 | { 64, 0x0, 0x0, 1 }, | |
1329 | { 68, 0x0, 0x1, 1 }, | |
1330 | { 125, 0x0, 0x2, 1 }, | |
1331 | { 128, 0x1, 0x0, 1 }, | |
1332 | { 136, 0x1, 0x1, 1 }, | |
1333 | { 192, 0x2, 0x0, 1 }, | |
1334 | { 204, 0x2, 0x1, 1 }, | |
1335 | ||
1336 | { 64, 0x0, 0x0, 2 }, | |
1337 | { 68, 0x0, 0x1, 2 }, | |
1338 | { 125, 0x0, 0x2, 2 }, | |
1339 | { 128, 0x1, 0x0, 2 }, | |
1340 | { 136, 0x1, 0x1, 2 }, | |
1341 | { 192, 0x2, 0x0, 2 }, | |
1342 | { 204, 0x2, 0x1, 2 }, | |
1343 | ||
1344 | { 250, 0x2, 0x2, 1 }, | |
1345 | { 256, 0x3, 0x0, 1 }, | |
1346 | { 272, 0x3, 0x1, 1 }, | |
1347 | { 384, 0x4, 0x0, 1 }, | |
1348 | { 408, 0x4, 0x1, 1 }, | |
1349 | { 375, 0x4, 0x2, 1 }, | |
1350 | { 512, 0x5, 0x0, 1 }, | |
1351 | { 544, 0x5, 0x1, 1 }, | |
1352 | { 500, 0x5, 0x2, 1 }, | |
1353 | { 768, 0x6, 0x0, 1 }, | |
1354 | { 816, 0x6, 0x1, 1 }, | |
1355 | { 750, 0x6, 0x2, 1 }, | |
1356 | { 1024, 0x7, 0x0, 1 }, | |
1357 | { 1088, 0x7, 0x1, 1 }, | |
1358 | { 1000, 0x7, 0x2, 1 }, | |
1359 | { 1408, 0x8, 0x0, 1 }, | |
1360 | { 1496, 0x8, 0x1, 1 }, | |
1361 | { 1536, 0x9, 0x0, 1 }, | |
1362 | { 1632, 0x9, 0x1, 1 }, | |
1363 | { 1500, 0x9, 0x2, 1 }, | |
1364 | ||
1365 | { 250, 0x2, 0x2, 2 }, | |
1366 | { 256, 0x3, 0x0, 2 }, | |
1367 | { 272, 0x3, 0x1, 2 }, | |
1368 | { 384, 0x4, 0x0, 2 }, | |
1369 | { 408, 0x4, 0x1, 2 }, | |
1370 | { 375, 0x4, 0x2, 2 }, | |
1371 | { 512, 0x5, 0x0, 2 }, | |
1372 | { 544, 0x5, 0x1, 2 }, | |
1373 | { 500, 0x5, 0x2, 2 }, | |
1374 | { 768, 0x6, 0x0, 2 }, | |
1375 | { 816, 0x6, 0x1, 2 }, | |
1376 | { 750, 0x6, 0x2, 2 }, | |
1377 | { 1024, 0x7, 0x0, 2 }, | |
1378 | { 1088, 0x7, 0x1, 2 }, | |
1379 | { 1000, 0x7, 0x2, 2 }, | |
1380 | { 1408, 0x8, 0x0, 2 }, | |
1381 | { 1496, 0x8, 0x1, 2 }, | |
1382 | { 1536, 0x9, 0x0, 2 }, | |
1383 | { 1632, 0x9, 0x1, 2 }, | |
1384 | { 1500, 0x9, 0x2, 2 }, | |
1385 | }; | |
1386 | ||
1387 | /* CLK_SYS/BCLK ratios - multiplied by 10 due to .5s */ | |
1388 | static struct { | |
1389 | int ratio; | |
1390 | int div; | |
1391 | } bclk_divs[] = { | |
1392 | { 10, 0 }, | |
f1c0a02f MB |
1393 | { 20, 2 }, |
1394 | { 30, 3 }, | |
1395 | { 40, 4 }, | |
1396 | { 50, 5 }, | |
f1c0a02f MB |
1397 | { 60, 7 }, |
1398 | { 80, 8 }, | |
1399 | { 100, 9 }, | |
f1c0a02f MB |
1400 | { 120, 11 }, |
1401 | { 160, 12 }, | |
1402 | { 200, 13 }, | |
1403 | { 220, 14 }, | |
1404 | { 240, 15 }, | |
f1c0a02f MB |
1405 | { 300, 17 }, |
1406 | { 320, 18 }, | |
1407 | { 440, 19 }, | |
1408 | { 480, 20 }, | |
1409 | }; | |
1410 | ||
1411 | /* Sample rates for DSP */ | |
1412 | static struct { | |
1413 | int rate; | |
1414 | int value; | |
1415 | } sample_rates[] = { | |
1416 | { 8000, 0 }, | |
1417 | { 11025, 1 }, | |
1418 | { 12000, 2 }, | |
1419 | { 16000, 3 }, | |
1420 | { 22050, 4 }, | |
1421 | { 24000, 5 }, | |
1422 | { 32000, 6 }, | |
1423 | { 44100, 7 }, | |
1424 | { 48000, 8 }, | |
1425 | { 88200, 9 }, | |
1426 | { 96000, 10 }, | |
1427 | { 0, 0 }, | |
1428 | }; | |
1429 | ||
f1c0a02f | 1430 | static int wm8903_hw_params(struct snd_pcm_substream *substream, |
dee89c4d MB |
1431 | struct snd_pcm_hw_params *params, |
1432 | struct snd_soc_dai *dai) | |
f1c0a02f MB |
1433 | { |
1434 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 1435 | struct snd_soc_codec *codec =rtd->codec; |
b2c812e2 | 1436 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
f1c0a02f MB |
1437 | int fs = params_rate(params); |
1438 | int bclk; | |
1439 | int bclk_div; | |
1440 | int i; | |
1441 | int dsp_config; | |
1442 | int clk_config; | |
1443 | int best_val; | |
1444 | int cur_val; | |
1445 | int clk_sys; | |
1446 | ||
8d50e447 MB |
1447 | u16 aif1 = snd_soc_read(codec, WM8903_AUDIO_INTERFACE_1); |
1448 | u16 aif2 = snd_soc_read(codec, WM8903_AUDIO_INTERFACE_2); | |
1449 | u16 aif3 = snd_soc_read(codec, WM8903_AUDIO_INTERFACE_3); | |
1450 | u16 clock0 = snd_soc_read(codec, WM8903_CLOCK_RATES_0); | |
1451 | u16 clock1 = snd_soc_read(codec, WM8903_CLOCK_RATES_1); | |
1452 | u16 dac_digital1 = snd_soc_read(codec, WM8903_DAC_DIGITAL_1); | |
f1c0a02f | 1453 | |
9e79261f MB |
1454 | /* Enable sloping stopband filter for low sample rates */ |
1455 | if (fs <= 24000) | |
1456 | dac_digital1 |= WM8903_DAC_SB_FILT; | |
1457 | else | |
1458 | dac_digital1 &= ~WM8903_DAC_SB_FILT; | |
1459 | ||
f1c0a02f MB |
1460 | /* Configure sample rate logic for DSP - choose nearest rate */ |
1461 | dsp_config = 0; | |
1462 | best_val = abs(sample_rates[dsp_config].rate - fs); | |
1463 | for (i = 1; i < ARRAY_SIZE(sample_rates); i++) { | |
1464 | cur_val = abs(sample_rates[i].rate - fs); | |
1465 | if (cur_val <= best_val) { | |
1466 | dsp_config = i; | |
1467 | best_val = cur_val; | |
1468 | } | |
1469 | } | |
1470 | ||
f0fba2ad | 1471 | dev_dbg(codec->dev, "DSP fs = %dHz\n", sample_rates[dsp_config].rate); |
f1c0a02f MB |
1472 | clock1 &= ~WM8903_SAMPLE_RATE_MASK; |
1473 | clock1 |= sample_rates[dsp_config].value; | |
1474 | ||
1475 | aif1 &= ~WM8903_AIF_WL_MASK; | |
1476 | bclk = 2 * fs; | |
1477 | switch (params_format(params)) { | |
1478 | case SNDRV_PCM_FORMAT_S16_LE: | |
1479 | bclk *= 16; | |
1480 | break; | |
1481 | case SNDRV_PCM_FORMAT_S20_3LE: | |
1482 | bclk *= 20; | |
1483 | aif1 |= 0x4; | |
1484 | break; | |
1485 | case SNDRV_PCM_FORMAT_S24_LE: | |
1486 | bclk *= 24; | |
1487 | aif1 |= 0x8; | |
1488 | break; | |
1489 | case SNDRV_PCM_FORMAT_S32_LE: | |
1490 | bclk *= 32; | |
1491 | aif1 |= 0xc; | |
1492 | break; | |
1493 | default: | |
1494 | return -EINVAL; | |
1495 | } | |
1496 | ||
f0fba2ad | 1497 | dev_dbg(codec->dev, "MCLK = %dHz, target sample rate = %dHz\n", |
f1c0a02f MB |
1498 | wm8903->sysclk, fs); |
1499 | ||
1500 | /* We may not have an MCLK which allows us to generate exactly | |
1501 | * the clock we want, particularly with USB derived inputs, so | |
1502 | * approximate. | |
1503 | */ | |
1504 | clk_config = 0; | |
1505 | best_val = abs((wm8903->sysclk / | |
1506 | (clk_sys_ratios[0].mclk_div * | |
1507 | clk_sys_ratios[0].div)) - fs); | |
1508 | for (i = 1; i < ARRAY_SIZE(clk_sys_ratios); i++) { | |
1509 | cur_val = abs((wm8903->sysclk / | |
1510 | (clk_sys_ratios[i].mclk_div * | |
1511 | clk_sys_ratios[i].div)) - fs); | |
1512 | ||
1513 | if (cur_val <= best_val) { | |
1514 | clk_config = i; | |
1515 | best_val = cur_val; | |
1516 | } | |
1517 | } | |
1518 | ||
1519 | if (clk_sys_ratios[clk_config].mclk_div == 2) { | |
1520 | clock0 |= WM8903_MCLKDIV2; | |
1521 | clk_sys = wm8903->sysclk / 2; | |
1522 | } else { | |
1523 | clock0 &= ~WM8903_MCLKDIV2; | |
1524 | clk_sys = wm8903->sysclk; | |
1525 | } | |
1526 | ||
1527 | clock1 &= ~(WM8903_CLK_SYS_RATE_MASK | | |
1528 | WM8903_CLK_SYS_MODE_MASK); | |
1529 | clock1 |= clk_sys_ratios[clk_config].rate << WM8903_CLK_SYS_RATE_SHIFT; | |
1530 | clock1 |= clk_sys_ratios[clk_config].mode << WM8903_CLK_SYS_MODE_SHIFT; | |
1531 | ||
f0fba2ad | 1532 | dev_dbg(codec->dev, "CLK_SYS_RATE=%x, CLK_SYS_MODE=%x div=%d\n", |
f1c0a02f MB |
1533 | clk_sys_ratios[clk_config].rate, |
1534 | clk_sys_ratios[clk_config].mode, | |
1535 | clk_sys_ratios[clk_config].div); | |
1536 | ||
f0fba2ad | 1537 | dev_dbg(codec->dev, "Actual CLK_SYS = %dHz\n", clk_sys); |
f1c0a02f MB |
1538 | |
1539 | /* We may not get quite the right frequency if using | |
1540 | * approximate clocks so look for the closest match that is | |
1541 | * higher than the target (we need to ensure that there enough | |
1542 | * BCLKs to clock out the samples). | |
1543 | */ | |
1544 | bclk_div = 0; | |
1545 | best_val = ((clk_sys * 10) / bclk_divs[0].ratio) - bclk; | |
1546 | i = 1; | |
1547 | while (i < ARRAY_SIZE(bclk_divs)) { | |
1548 | cur_val = ((clk_sys * 10) / bclk_divs[i].ratio) - bclk; | |
1549 | if (cur_val < 0) /* BCLK table is sorted */ | |
1550 | break; | |
1551 | bclk_div = i; | |
1552 | best_val = cur_val; | |
1553 | i++; | |
1554 | } | |
1555 | ||
1556 | aif2 &= ~WM8903_BCLK_DIV_MASK; | |
1557 | aif3 &= ~WM8903_LRCLK_RATE_MASK; | |
1558 | ||
f0fba2ad | 1559 | dev_dbg(codec->dev, "BCLK ratio %d for %dHz - actual BCLK = %dHz\n", |
f1c0a02f MB |
1560 | bclk_divs[bclk_div].ratio / 10, bclk, |
1561 | (clk_sys * 10) / bclk_divs[bclk_div].ratio); | |
1562 | ||
1563 | aif2 |= bclk_divs[bclk_div].div; | |
1564 | aif3 |= bclk / fs; | |
1565 | ||
69fff9bb MB |
1566 | wm8903->fs = params_rate(params); |
1567 | wm8903_set_deemph(codec); | |
1568 | ||
8d50e447 MB |
1569 | snd_soc_write(codec, WM8903_CLOCK_RATES_0, clock0); |
1570 | snd_soc_write(codec, WM8903_CLOCK_RATES_1, clock1); | |
1571 | snd_soc_write(codec, WM8903_AUDIO_INTERFACE_1, aif1); | |
1572 | snd_soc_write(codec, WM8903_AUDIO_INTERFACE_2, aif2); | |
1573 | snd_soc_write(codec, WM8903_AUDIO_INTERFACE_3, aif3); | |
1574 | snd_soc_write(codec, WM8903_DAC_DIGITAL_1, dac_digital1); | |
f1c0a02f MB |
1575 | |
1576 | return 0; | |
1577 | } | |
1578 | ||
7245387e MB |
1579 | /** |
1580 | * wm8903_mic_detect - Enable microphone detection via the WM8903 IRQ | |
1581 | * | |
1582 | * @codec: WM8903 codec | |
1583 | * @jack: jack to report detection events on | |
1584 | * @det: value to report for presence detection | |
1585 | * @shrt: value to report for short detection | |
1586 | * | |
1587 | * Enable microphone detection via IRQ on the WM8903. If GPIOs are | |
1588 | * being used to bring out signals to the processor then only platform | |
1589 | * data configuration is needed for WM8903 and processor GPIOs should | |
1590 | * be configured using snd_soc_jack_add_gpios() instead. | |
1591 | * | |
1592 | * The current threasholds for detection should be configured using | |
1593 | * micdet_cfg in the platform data. Using this function will force on | |
1594 | * the microphone bias for the device. | |
1595 | */ | |
1596 | int wm8903_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, | |
1597 | int det, int shrt) | |
1598 | { | |
b2c812e2 | 1599 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
69266866 | 1600 | int irq_mask = WM8903_MICDET_EINT | WM8903_MICSHRT_EINT; |
7245387e MB |
1601 | |
1602 | dev_dbg(codec->dev, "Enabling microphone detection: %x %x\n", | |
1603 | det, shrt); | |
1604 | ||
1605 | /* Store the configuration */ | |
1606 | wm8903->mic_jack = jack; | |
1607 | wm8903->mic_det = det; | |
1608 | wm8903->mic_short = shrt; | |
1609 | ||
1610 | /* Enable interrupts we've got a report configured for */ | |
1611 | if (det) | |
1612 | irq_mask &= ~WM8903_MICDET_EINT; | |
1613 | if (shrt) | |
1614 | irq_mask &= ~WM8903_MICSHRT_EINT; | |
1615 | ||
1616 | snd_soc_update_bits(codec, WM8903_INTERRUPT_STATUS_1_MASK, | |
1617 | WM8903_MICDET_EINT | WM8903_MICSHRT_EINT, | |
1618 | irq_mask); | |
1619 | ||
3088e3b4 | 1620 | if (det || shrt) { |
69266866 MB |
1621 | /* Enable mic detection, this may not have been set through |
1622 | * platform data (eg, if the defaults are OK). */ | |
1623 | snd_soc_update_bits(codec, WM8903_WRITE_SEQUENCER_0, | |
1624 | WM8903_WSEQ_ENA, WM8903_WSEQ_ENA); | |
1625 | snd_soc_update_bits(codec, WM8903_MIC_BIAS_CONTROL_0, | |
1626 | WM8903_MICDET_ENA, WM8903_MICDET_ENA); | |
1627 | } else { | |
1628 | snd_soc_update_bits(codec, WM8903_MIC_BIAS_CONTROL_0, | |
1629 | WM8903_MICDET_ENA, 0); | |
1630 | } | |
7245387e MB |
1631 | |
1632 | return 0; | |
1633 | } | |
1634 | EXPORT_SYMBOL_GPL(wm8903_mic_detect); | |
1635 | ||
8abd16a6 MB |
1636 | static irqreturn_t wm8903_irq(int irq, void *data) |
1637 | { | |
f0fba2ad LG |
1638 | struct snd_soc_codec *codec = data; |
1639 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
7245387e MB |
1640 | int mic_report; |
1641 | int int_pol; | |
1642 | int int_val = 0; | |
1643 | int mask = ~snd_soc_read(codec, WM8903_INTERRUPT_STATUS_1_MASK); | |
8abd16a6 | 1644 | |
7245387e | 1645 | int_val = snd_soc_read(codec, WM8903_INTERRUPT_STATUS_1) & mask; |
8abd16a6 | 1646 | |
7245387e | 1647 | if (int_val & WM8903_WSEQ_BUSY_EINT) { |
b4d06f45 | 1648 | dev_warn(codec->dev, "Write sequencer done\n"); |
8abd16a6 MB |
1649 | } |
1650 | ||
7245387e MB |
1651 | /* |
1652 | * The rest is microphone jack detection. We need to manually | |
1653 | * invert the polarity of the interrupt after each event - to | |
1654 | * simplify the code keep track of the last state we reported | |
1655 | * and just invert the relevant bits in both the report and | |
1656 | * the polarity register. | |
1657 | */ | |
1658 | mic_report = wm8903->mic_last_report; | |
1659 | int_pol = snd_soc_read(codec, WM8903_INTERRUPT_POLARITY_1); | |
1660 | ||
1435b940 | 1661 | #ifndef CONFIG_SND_SOC_WM8903_MODULE |
2bbb5d66 MB |
1662 | if (int_val & (WM8903_MICSHRT_EINT | WM8903_MICDET_EINT)) |
1663 | trace_snd_soc_jack_irq(dev_name(codec->dev)); | |
1435b940 | 1664 | #endif |
2bbb5d66 | 1665 | |
7245387e MB |
1666 | if (int_val & WM8903_MICSHRT_EINT) { |
1667 | dev_dbg(codec->dev, "Microphone short (pol=%x)\n", int_pol); | |
1668 | ||
1669 | mic_report ^= wm8903->mic_short; | |
1670 | int_pol ^= WM8903_MICSHRT_INV; | |
1671 | } | |
1672 | ||
1673 | if (int_val & WM8903_MICDET_EINT) { | |
1674 | dev_dbg(codec->dev, "Microphone detect (pol=%x)\n", int_pol); | |
1675 | ||
1676 | mic_report ^= wm8903->mic_det; | |
1677 | int_pol ^= WM8903_MICDET_INV; | |
1678 | ||
1679 | msleep(wm8903->mic_delay); | |
1680 | } | |
1681 | ||
1682 | snd_soc_update_bits(codec, WM8903_INTERRUPT_POLARITY_1, | |
1683 | WM8903_MICSHRT_INV | WM8903_MICDET_INV, int_pol); | |
1684 | ||
1685 | snd_soc_jack_report(wm8903->mic_jack, mic_report, | |
1686 | wm8903->mic_short | wm8903->mic_det); | |
1687 | ||
1688 | wm8903->mic_last_report = mic_report; | |
1689 | ||
8abd16a6 MB |
1690 | return IRQ_HANDLED; |
1691 | } | |
1692 | ||
f1c0a02f MB |
1693 | #define WM8903_PLAYBACK_RATES (SNDRV_PCM_RATE_8000 |\ |
1694 | SNDRV_PCM_RATE_11025 | \ | |
1695 | SNDRV_PCM_RATE_16000 | \ | |
1696 | SNDRV_PCM_RATE_22050 | \ | |
1697 | SNDRV_PCM_RATE_32000 | \ | |
1698 | SNDRV_PCM_RATE_44100 | \ | |
1699 | SNDRV_PCM_RATE_48000 | \ | |
1700 | SNDRV_PCM_RATE_88200 | \ | |
1701 | SNDRV_PCM_RATE_96000) | |
1702 | ||
1703 | #define WM8903_CAPTURE_RATES (SNDRV_PCM_RATE_8000 |\ | |
1704 | SNDRV_PCM_RATE_11025 | \ | |
1705 | SNDRV_PCM_RATE_16000 | \ | |
1706 | SNDRV_PCM_RATE_22050 | \ | |
1707 | SNDRV_PCM_RATE_32000 | \ | |
1708 | SNDRV_PCM_RATE_44100 | \ | |
1709 | SNDRV_PCM_RATE_48000) | |
1710 | ||
1711 | #define WM8903_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ | |
1712 | SNDRV_PCM_FMTBIT_S20_3LE |\ | |
1713 | SNDRV_PCM_FMTBIT_S24_LE) | |
1714 | ||
85e7652d | 1715 | static const struct snd_soc_dai_ops wm8903_dai_ops = { |
6335d055 EM |
1716 | .hw_params = wm8903_hw_params, |
1717 | .digital_mute = wm8903_digital_mute, | |
1718 | .set_fmt = wm8903_set_dai_fmt, | |
1719 | .set_sysclk = wm8903_set_dai_sysclk, | |
1720 | }; | |
1721 | ||
f0fba2ad LG |
1722 | static struct snd_soc_dai_driver wm8903_dai = { |
1723 | .name = "wm8903-hifi", | |
f1c0a02f MB |
1724 | .playback = { |
1725 | .stream_name = "Playback", | |
1726 | .channels_min = 2, | |
1727 | .channels_max = 2, | |
1728 | .rates = WM8903_PLAYBACK_RATES, | |
1729 | .formats = WM8903_FORMATS, | |
1730 | }, | |
1731 | .capture = { | |
1732 | .stream_name = "Capture", | |
1733 | .channels_min = 2, | |
1734 | .channels_max = 2, | |
1735 | .rates = WM8903_CAPTURE_RATES, | |
1736 | .formats = WM8903_FORMATS, | |
1737 | }, | |
6335d055 | 1738 | .ops = &wm8903_dai_ops, |
0d960e88 | 1739 | .symmetric_rates = 1, |
f1c0a02f | 1740 | }; |
f1c0a02f | 1741 | |
84b315ee | 1742 | static int wm8903_suspend(struct snd_soc_codec *codec) |
f1c0a02f | 1743 | { |
f1c0a02f MB |
1744 | wm8903_set_bias_level(codec, SND_SOC_BIAS_OFF); |
1745 | ||
1746 | return 0; | |
1747 | } | |
1748 | ||
f0fba2ad | 1749 | static int wm8903_resume(struct snd_soc_codec *codec) |
f1c0a02f | 1750 | { |
45e96755 | 1751 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
f1c0a02f | 1752 | |
ee244ce4 | 1753 | regcache_sync(wm8903->regmap); |
f1c0a02f | 1754 | |
45e96755 | 1755 | wm8903_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
f1c0a02f MB |
1756 | |
1757 | return 0; | |
1758 | } | |
1759 | ||
7cfe5617 SW |
1760 | #ifdef CONFIG_GPIOLIB |
1761 | static inline struct wm8903_priv *gpio_to_wm8903(struct gpio_chip *chip) | |
1762 | { | |
1763 | return container_of(chip, struct wm8903_priv, gpio_chip); | |
1764 | } | |
1765 | ||
1766 | static int wm8903_gpio_request(struct gpio_chip *chip, unsigned offset) | |
1767 | { | |
1768 | if (offset >= WM8903_NUM_GPIO) | |
1769 | return -EINVAL; | |
1770 | ||
1771 | return 0; | |
1772 | } | |
1773 | ||
1774 | static int wm8903_gpio_direction_in(struct gpio_chip *chip, unsigned offset) | |
1775 | { | |
1776 | struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); | |
1777 | struct snd_soc_codec *codec = wm8903->codec; | |
1778 | unsigned int mask, val; | |
1779 | ||
1780 | mask = WM8903_GP1_FN_MASK | WM8903_GP1_DIR_MASK; | |
1781 | val = (WM8903_GPn_FN_GPIO_INPUT << WM8903_GP1_FN_SHIFT) | | |
1782 | WM8903_GP1_DIR; | |
1783 | ||
1784 | return snd_soc_update_bits(codec, WM8903_GPIO_CONTROL_1 + offset, | |
1785 | mask, val); | |
1786 | } | |
1787 | ||
1788 | static int wm8903_gpio_get(struct gpio_chip *chip, unsigned offset) | |
1789 | { | |
1790 | struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); | |
1791 | struct snd_soc_codec *codec = wm8903->codec; | |
1792 | int reg; | |
1793 | ||
1794 | reg = snd_soc_read(codec, WM8903_GPIO_CONTROL_1 + offset); | |
1795 | ||
1796 | return (reg & WM8903_GP1_LVL_MASK) >> WM8903_GP1_LVL_SHIFT; | |
1797 | } | |
1798 | ||
1799 | static int wm8903_gpio_direction_out(struct gpio_chip *chip, | |
1800 | unsigned offset, int value) | |
1801 | { | |
1802 | struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); | |
1803 | struct snd_soc_codec *codec = wm8903->codec; | |
1804 | unsigned int mask, val; | |
1805 | ||
1806 | mask = WM8903_GP1_FN_MASK | WM8903_GP1_DIR_MASK | WM8903_GP1_LVL_MASK; | |
1807 | val = (WM8903_GPn_FN_GPIO_OUTPUT << WM8903_GP1_FN_SHIFT) | | |
1808 | (value << WM8903_GP2_LVL_SHIFT); | |
1809 | ||
1810 | return snd_soc_update_bits(codec, WM8903_GPIO_CONTROL_1 + offset, | |
1811 | mask, val); | |
1812 | } | |
1813 | ||
1814 | static void wm8903_gpio_set(struct gpio_chip *chip, unsigned offset, int value) | |
1815 | { | |
1816 | struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); | |
1817 | struct snd_soc_codec *codec = wm8903->codec; | |
1818 | ||
1819 | snd_soc_update_bits(codec, WM8903_GPIO_CONTROL_1 + offset, | |
c8059930 MB |
1820 | WM8903_GP1_LVL_MASK, |
1821 | !!value << WM8903_GP1_LVL_SHIFT); | |
7cfe5617 SW |
1822 | } |
1823 | ||
1824 | static struct gpio_chip wm8903_template_chip = { | |
1825 | .label = "wm8903", | |
1826 | .owner = THIS_MODULE, | |
1827 | .request = wm8903_gpio_request, | |
1828 | .direction_input = wm8903_gpio_direction_in, | |
1829 | .get = wm8903_gpio_get, | |
1830 | .direction_output = wm8903_gpio_direction_out, | |
1831 | .set = wm8903_gpio_set, | |
1832 | .can_sleep = 1, | |
1833 | }; | |
1834 | ||
1835 | static void wm8903_init_gpio(struct snd_soc_codec *codec) | |
1836 | { | |
1837 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
c0eb27cf | 1838 | struct wm8903_platform_data *pdata = wm8903->pdata; |
7cfe5617 SW |
1839 | int ret; |
1840 | ||
1841 | wm8903->gpio_chip = wm8903_template_chip; | |
1842 | wm8903->gpio_chip.ngpio = WM8903_NUM_GPIO; | |
1843 | wm8903->gpio_chip.dev = codec->dev; | |
1844 | ||
db817784 | 1845 | if (pdata->gpio_base) |
7cfe5617 SW |
1846 | wm8903->gpio_chip.base = pdata->gpio_base; |
1847 | else | |
1848 | wm8903->gpio_chip.base = -1; | |
1849 | ||
1850 | ret = gpiochip_add(&wm8903->gpio_chip); | |
1851 | if (ret != 0) | |
1852 | dev_err(codec->dev, "Failed to add GPIOs: %d\n", ret); | |
1853 | } | |
1854 | ||
1855 | static void wm8903_free_gpio(struct snd_soc_codec *codec) | |
1856 | { | |
1857 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); | |
1858 | int ret; | |
1859 | ||
1860 | ret = gpiochip_remove(&wm8903->gpio_chip); | |
1861 | if (ret != 0) | |
1862 | dev_err(codec->dev, "Failed to remove GPIOs: %d\n", ret); | |
1863 | } | |
1864 | #else | |
1865 | static void wm8903_init_gpio(struct snd_soc_codec *codec) | |
1866 | { | |
1867 | } | |
1868 | ||
1869 | static void wm8903_free_gpio(struct snd_soc_codec *codec) | |
1870 | { | |
1871 | } | |
1872 | #endif | |
1873 | ||
f0fba2ad | 1874 | static int wm8903_probe(struct snd_soc_codec *codec) |
f1c0a02f | 1875 | { |
f0fba2ad | 1876 | struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec); |
c0eb27cf | 1877 | struct wm8903_platform_data *pdata = wm8903->pdata; |
73b34ead | 1878 | int ret, i; |
8abd16a6 | 1879 | int trigger, irq_pol; |
f1c0a02f | 1880 | u16 val; |
db817784 | 1881 | bool mic_gpio = false; |
f1c0a02f | 1882 | |
7cfe5617 | 1883 | wm8903->codec = codec; |
ee244ce4 | 1884 | codec->control_data = wm8903->regmap; |
d58d5d55 | 1885 | |
ee244ce4 | 1886 | ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP); |
8d50e447 | 1887 | if (ret != 0) { |
f0fba2ad LG |
1888 | dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); |
1889 | return ret; | |
8d50e447 MB |
1890 | } |
1891 | ||
db817784 SW |
1892 | /* Set up GPIOs, detect if any are MIC detect outputs */ |
1893 | for (i = 0; i < ARRAY_SIZE(pdata->gpio_cfg); i++) { | |
1894 | if ((!pdata->gpio_cfg[i]) || | |
1895 | (pdata->gpio_cfg[i] > WM8903_GPIO_CONFIG_ZERO)) | |
1896 | continue; | |
905f6952 | 1897 | |
db817784 SW |
1898 | snd_soc_write(codec, WM8903_GPIO_CONTROL_1 + i, |
1899 | pdata->gpio_cfg[i] & 0x7fff); | |
905f6952 | 1900 | |
db817784 SW |
1901 | val = (pdata->gpio_cfg[i] & WM8903_GP1_FN_MASK) |
1902 | >> WM8903_GP1_FN_SHIFT; | |
905f6952 | 1903 | |
db817784 SW |
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; | |
73b34ead | 1911 | } |
db817784 SW |
1912 | } |
1913 | ||
1914 | /* Set up microphone detection */ | |
1915 | snd_soc_write(codec, WM8903_MIC_BIAS_CONTROL_0, | |
1916 | pdata->micdet_cfg); | |
37f88e84 | 1917 | |
db817784 SW |
1918 | /* Microphone detection needs the WSEQ clock */ |
1919 | if (pdata->micdet_cfg) | |
1920 | snd_soc_update_bits(codec, WM8903_WRITE_SEQUENCER_0, | |
1921 | WM8903_WSEQ_ENA, WM8903_WSEQ_ENA); | |
37f88e84 | 1922 | |
db817784 SW |
1923 | /* If microphone detection is enabled by pdata but |
1924 | * detected via IRQ then interrupts can be lost before | |
1925 | * the machine driver has set up microphone detection | |
1926 | * IRQs as the IRQs are clear on read. The detection | |
1927 | * will be enabled when the machine driver configures. | |
1928 | */ | |
1929 | WARN_ON(!mic_gpio && (pdata->micdet_cfg & WM8903_MICDET_ENA)); | |
37f88e84 | 1930 | |
db817784 | 1931 | wm8903->mic_delay = pdata->micdet_delay; |
905f6952 | 1932 | |
f0fba2ad | 1933 | if (wm8903->irq) { |
db817784 | 1934 | if (pdata->irq_active_low) { |
8abd16a6 MB |
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 | { | |
c0eb27cf | 2042 | struct wm8903_platform_data *pdata = dev_get_platdata(&i2c->dev); |
f0fba2ad | 2043 | struct wm8903_priv *wm8903; |
7d46a528 | 2044 | unsigned int val; |
f0fba2ad | 2045 | int ret; |
f1c0a02f | 2046 | |
2950cd22 MB |
2047 | wm8903 = devm_kzalloc(&i2c->dev, sizeof(struct wm8903_priv), |
2048 | GFP_KERNEL); | |
f0fba2ad LG |
2049 | if (wm8903 == NULL) |
2050 | return -ENOMEM; | |
8abd16a6 | 2051 | |
ee244ce4 MB |
2052 | wm8903->regmap = regmap_init_i2c(i2c, &wm8903_regmap); |
2053 | if (IS_ERR(wm8903->regmap)) { | |
2054 | ret = PTR_ERR(wm8903->regmap); | |
2055 | dev_err(&i2c->dev, "Failed to allocate register map: %d\n", | |
2056 | ret); | |
2057 | return ret; | |
2058 | } | |
2059 | ||
f0fba2ad | 2060 | i2c_set_clientdata(i2c, wm8903); |
f0fba2ad | 2061 | wm8903->irq = i2c->irq; |
d58d5d55 | 2062 | |
c0eb27cf SW |
2063 | /* If no platform data was supplied, create storage for defaults */ |
2064 | if (pdata) { | |
2065 | wm8903->pdata = pdata; | |
2066 | } else { | |
2067 | wm8903->pdata = devm_kzalloc(&i2c->dev, | |
2068 | sizeof(struct wm8903_platform_data), | |
2069 | GFP_KERNEL); | |
2070 | if (wm8903->pdata == NULL) { | |
2071 | dev_err(&i2c->dev, "Failed to allocate pdata\n"); | |
2072 | return -ENOMEM; | |
2073 | } | |
2074 | } | |
2075 | ||
7d46a528 MB |
2076 | ret = regmap_read(wm8903->regmap, WM8903_SW_RESET_AND_ID, &val); |
2077 | if (ret != 0) { | |
2078 | dev_err(&i2c->dev, "Failed to read chip ID: %d\n", ret); | |
2079 | goto err; | |
2080 | } | |
2081 | if (val != 0x8903) { | |
2082 | dev_err(&i2c->dev, "Device with ID %x is not a WM8903\n", val); | |
2083 | ret = -ENODEV; | |
2084 | goto err; | |
2085 | } | |
2086 | ||
2087 | ret = regmap_read(wm8903->regmap, WM8903_REVISION_NUMBER, &val); | |
2088 | if (ret != 0) { | |
2089 | dev_err(&i2c->dev, "Failed to read chip revision: %d\n", ret); | |
2090 | goto err; | |
2091 | } | |
2092 | dev_info(&i2c->dev, "WM8903 revision %c\n", | |
2093 | (val & WM8903_CHIP_REV_MASK) + 'A'); | |
2094 | ||
2095 | /* Reset the device */ | |
2096 | regmap_write(wm8903->regmap, WM8903_SW_RESET_AND_ID, 0x8903); | |
2097 | ||
f0fba2ad LG |
2098 | ret = snd_soc_register_codec(&i2c->dev, |
2099 | &soc_codec_dev_wm8903, &wm8903_dai, 1); | |
ee244ce4 MB |
2100 | if (ret != 0) |
2101 | goto err; | |
2950cd22 | 2102 | |
ee244ce4 MB |
2103 | return 0; |
2104 | err: | |
2105 | regmap_exit(wm8903->regmap); | |
f0fba2ad LG |
2106 | return ret; |
2107 | } | |
f1c0a02f | 2108 | |
f0fba2ad LG |
2109 | static __devexit int wm8903_i2c_remove(struct i2c_client *client) |
2110 | { | |
ee244ce4 MB |
2111 | struct wm8903_priv *wm8903 = i2c_get_clientdata(client); |
2112 | ||
2113 | regmap_exit(wm8903->regmap); | |
f0fba2ad | 2114 | snd_soc_unregister_codec(&client->dev); |
ee244ce4 | 2115 | |
f1c0a02f MB |
2116 | return 0; |
2117 | } | |
2118 | ||
f1c0a02f | 2119 | static const struct i2c_device_id wm8903_i2c_id[] = { |
f0fba2ad LG |
2120 | { "wm8903", 0 }, |
2121 | { } | |
f1c0a02f MB |
2122 | }; |
2123 | MODULE_DEVICE_TABLE(i2c, wm8903_i2c_id); | |
2124 | ||
2125 | static struct i2c_driver wm8903_i2c_driver = { | |
2126 | .driver = { | |
4b592c91 | 2127 | .name = "wm8903", |
f1c0a02f MB |
2128 | .owner = THIS_MODULE, |
2129 | }, | |
f0fba2ad LG |
2130 | .probe = wm8903_i2c_probe, |
2131 | .remove = __devexit_p(wm8903_i2c_remove), | |
f1c0a02f MB |
2132 | .id_table = wm8903_i2c_id, |
2133 | }; | |
2134 | ||
f0fba2ad | 2135 | static int __init wm8903_modinit(void) |
f1c0a02f | 2136 | { |
f1c0a02f | 2137 | int ret = 0; |
f0fba2ad LG |
2138 | ret = i2c_add_driver(&wm8903_i2c_driver); |
2139 | if (ret != 0) { | |
2140 | printk(KERN_ERR "Failed to register wm8903 I2C driver: %d\n", | |
2141 | ret); | |
f1c0a02f | 2142 | } |
f1c0a02f | 2143 | return ret; |
64089b84 MB |
2144 | } |
2145 | module_init(wm8903_modinit); | |
2146 | ||
2147 | static void __exit wm8903_exit(void) | |
2148 | { | |
d58d5d55 | 2149 | i2c_del_driver(&wm8903_i2c_driver); |
64089b84 MB |
2150 | } |
2151 | module_exit(wm8903_exit); | |
2152 | ||
f1c0a02f MB |
2153 | MODULE_DESCRIPTION("ASoC WM8903 driver"); |
2154 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.cm>"); | |
2155 | MODULE_LICENSE("GPL"); |