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ASoC: ac97: Use static ac97_bus
[deliverable/linux.git] / sound / soc / codecs / wm9713.c
CommitLineData
83ac08c0
LG		 1/*
2 * wm9713.c -- ALSA Soc WM9713 codec support
3 *
656baaeb 4 * Copyright 2006-10 Wolfson Microelectronics PLC.
d331124d 5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
83ac08c0
LG		 6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 *
83ac08c0
LG		 12 * Features:-
13 *
14 * o Support for AC97 Codec, Voice DAC and Aux DAC
15 * o Support for DAPM
16 */
17
18#include <linux/init.h>
5a0e3ad6 19#include <linux/slab.h>
83ac08c0
LG		 20#include <linux/module.h>
21#include <linux/device.h>
22#include <sound/core.h>
23#include <sound/pcm.h>
24#include <sound/ac97_codec.h>
25#include <sound/initval.h>
26#include <sound/pcm_params.h>
e03a8d2c 27#include <sound/tlv.h>
83ac08c0 28#include <sound/soc.h>
83ac08c0
LG		 29
30#include "wm9713.h"
31
83ac08c0
LG		 32struct wm9713_priv {
33 u32 pll_in; /* PLL input frequency */
cf1f2ebe
LPC		 34 unsigned int hp_mixer[2];
35 struct mutex lock;
83ac08c0
LG		 36};
37
38static unsigned int ac97_read(struct snd_soc_codec *codec,
39 unsigned int reg);
40static int ac97_write(struct snd_soc_codec *codec,
41 unsigned int reg, unsigned int val);
42
43/*
44 * WM9713 register cache
45 * Reg 0x3c bit 15 is used by touch driver.
46 */
47static const u16 wm9713_reg[] = {
48 0x6174, 0x8080, 0x8080, 0x8080,
49 0xc880, 0xe808, 0xe808, 0x0808,
50 0x00da, 0x8000, 0xd600, 0xaaa0,
51 0xaaa0, 0xaaa0, 0x0000, 0x0000,
52 0x0f0f, 0x0040, 0x0000, 0x7f00,
53 0x0405, 0x0410, 0xbb80, 0xbb80,
54 0x0000, 0xbb80, 0x0000, 0x4523,
55 0x0000, 0x2000, 0x7eff, 0xffff,
56 0x0000, 0x0000, 0x0080, 0x0000,
57 0x0000, 0x0000, 0xfffe, 0xffff,
58 0x0000, 0x0000, 0x0000, 0xfffe,
59 0x4000, 0x0000, 0x0000, 0x0000,
60 0xb032, 0x3e00, 0x0000, 0x0000,
61 0x0000, 0x0000, 0x0000, 0x0000,
62 0x0000, 0x0000, 0x0000, 0x0006,
63 0x0001, 0x0000, 0x574d, 0x4c13,
83ac08c0
LG		 64};
65
cf1f2ebe
LPC		 66#define HPL_MIXER 0
67#define HPR_MIXER 1
83ac08c0
LG		 68
69static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
70static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
71static const char *wm9713_rec_src[] =
72 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
73 "Mono Out", "Zh"};
74static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
75static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
a7f0b839 76static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv"};
83ac08c0
LG		 77static const char *wm9713_spk_pga[] =
78 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
79 "Speaker Vmid", "Inv Vmid"};
80static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
81 "Headphone Vmid"};
82static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
83static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
84static const char *wm9713_dac_inv[] =
85 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
86 "Headphone Mono", "NC", "Vmid"};
87static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
88static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
89static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
90static const char *wm9713_micb_select[] = {"MPB", "MPA"};
91
92static const struct soc_enum wm9713_enum[] = {
93SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
94SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
95SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */
96SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */
97SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/
98SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
99SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
100SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
101SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
102SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
103SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
104SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
105SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
106SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
107SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
108SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
109SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
110SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
111SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
5bc39b50 112SOC_ENUM_SINGLE_VIRT(2, wm9713_micb_select), /* mic selection 19 */
83ac08c0
LG		 113};
114
e03a8d2c
MB		 115static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
116static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
117static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0);
118static unsigned int mic_tlv[] = {
119 TLV_DB_RANGE_HEAD(2),
120 0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0),
121 3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0),
122};
123
83ac08c0 124static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
e03a8d2c 125SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv),
83ac08c0 126SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
e03a8d2c
MB		 127SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1,
128 out_tlv),
83ac08c0 129SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
e03a8d2c
MB		 130SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv),
131SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv),
132SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
133SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
134SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv),
135SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv),
83ac08c0
LG		 136
137SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
138SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
139
140SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
141SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
142SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
143SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
144
e03a8d2c 145SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv),
83ac08c0
LG		 146SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
147SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
148
149SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
150SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
13d622b3 151SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
83ac08c0
LG		 152SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
153SOC_ENUM("ALC Function", wm9713_enum[6]),
154SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
155SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
156SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
157SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
158SOC_ENUM("ALC NG Type", wm9713_enum[17]),
159SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
160
161SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
162SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
163
164SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
165SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
e03a8d2c 166SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv),
83ac08c0
LG		 167
168SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
169SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
e03a8d2c 170SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv),
83ac08c0 171
e03a8d2c 172SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv),
83ac08c0
LG		 173SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
174SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
e03a8d2c 175SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv),
83ac08c0 176
e03a8d2c
MB		 177SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1,
178 misc_tlv),
179SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1,
180 misc_tlv),
181SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv),
83ac08c0 182
e03a8d2c
MB		 183SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1,
184 misc_tlv),
83ac08c0
LG		 185SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
186SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
187
e03a8d2c
MB		 188SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1,
189 misc_tlv),
190
191SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1,
192 misc_tlv),
193SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1,
194 misc_tlv),
195
196SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1,
197 misc_tlv),
198SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1,
199 misc_tlv),
200
83ac08c0
LG		 201SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
202SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
83ac08c0
LG		 203
204SOC_ENUM("Bass Control", wm9713_enum[16]),
205SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
206SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
207SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
208SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
209SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
210
211SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
212SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
213SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
214};
215
6bbcb459
MB		 216static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
217 struct snd_kcontrol *kcontrol, int event)
218{
219 struct snd_soc_codec *codec = w->codec;
220 u16 status, rate;
221
fb2e3e70
TI		 222 if (WARN_ON(event != SND_SOC_DAPM_PRE_PMD))
223 return -EINVAL;
6bbcb459
MB		 224
225 /* Gracefully shut down the voice interface. */
226 status = ac97_read(codec, AC97_EXTENDED_MID) | 0x1000;
227 rate = ac97_read(codec, AC97_HANDSET_RATE) & 0xF0FF;
228 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0200);
229 schedule_timeout_interruptible(msecs_to_jiffies(1));
230 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0F00);
231 ac97_write(codec, AC97_EXTENDED_MID, status);
232
233 return 0;
234}
235
cf1f2ebe
LPC		 236static const unsigned int wm9713_mixer_mute_regs[] = {
237 AC97_PC_BEEP,
238 AC97_MASTER_TONE,
239 AC97_PHONE,
240 AC97_REC_SEL,
241 AC97_PCM,
242 AC97_AUX,
243};
6bbcb459 244
83ac08c0
LG		 245/* We have to create a fake left and right HP mixers because
246 * the codec only has a single control that is shared by both channels.
247 * This makes it impossible to determine the audio path using the current
248 * register map, thus we add a new (virtual) register to help determine the
249 * audio route within the device.
250 */
cf1f2ebe
LPC		 251static int wm9713_hp_mixer_put(struct snd_kcontrol *kcontrol,
252 struct snd_ctl_elem_value *ucontrol)
83ac08c0 253{
cf1f2ebe
LPC		 254 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
255 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
256 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
257 unsigned int val = ucontrol->value.enumerated.item[0];
258 struct soc_mixer_control *mc =
259 (struct soc_mixer_control *)kcontrol->private_value;
260 unsigned int mixer, mask, shift, old;
261 struct snd_soc_dapm_update update;
262 bool change;
263
264 mixer = mc->shift >> 8;
265 shift = mc->shift & 0xff;
266 mask = (1 << shift);
267
268 mutex_lock(&wm9713->lock);
269 old = wm9713->hp_mixer[mixer];
270 if (ucontrol->value.enumerated.item[0])
271 wm9713->hp_mixer[mixer] |= mask;
83ac08c0 272 else
cf1f2ebe
LPC		 273 wm9713->hp_mixer[mixer] &= ~mask;
274
275 change = old != wm9713->hp_mixer[mixer];
276 if (change) {
277 update.kcontrol = kcontrol;
278 update.reg = wm9713_mixer_mute_regs[shift];
279 update.mask = 0x8000;
280 if ((wm9713->hp_mixer[0] & mask) ||
281 (wm9713->hp_mixer[1] & mask))
282 update.val = 0x0;
283 else
284 update.val = 0x8000;
285
286 snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
287 &update);
288 }
83ac08c0 289
cf1f2ebe 290 mutex_unlock(&wm9713->lock);
83ac08c0 291
cf1f2ebe
LPC		 292 return change;
293}
83ac08c0 294
cf1f2ebe
LPC		 295static int wm9713_hp_mixer_get(struct snd_kcontrol *kcontrol,
296 struct snd_ctl_elem_value *ucontrol)
297{
298 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
299 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
300 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
301 struct soc_mixer_control *mc =
302 (struct soc_mixer_control *)kcontrol->private_value;
303 unsigned int mixer, shift;
83ac08c0 304
cf1f2ebe
LPC		 305 mixer = mc->shift >> 8;
306 shift = mc->shift & 0xff;
83ac08c0 307
cf1f2ebe
LPC		 308 ucontrol->value.enumerated.item[0] =
309 (wm9713->hp_mixer[mixer] >> shift) & 1;
83ac08c0
LG		 310
311 return 0;
312}
313
cf1f2ebe
LPC		 314#define WM9713_HP_MIXER_CTRL(xname, xmixer, xshift) { \
315 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
316 .info = snd_soc_info_volsw, \
317 .get = wm9713_hp_mixer_get, .put = wm9713_hp_mixer_put, \
318 .private_value = SOC_DOUBLE_VALUE(SND_SOC_NOPM, \
319 xshift, xmixer, 1, 0, 0) \
320}
321
83ac08c0
LG		 322/* Left Headphone Mixers */
323static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
cf1f2ebe
LPC		 324WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPL_MIXER, 5),
325WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPL_MIXER, 4),
326WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 3),
327WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 2),
328WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPL_MIXER, 1),
329WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPL_MIXER, 0),
83ac08c0
LG		 330};
331
332/* Right Headphone Mixers */
333static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
cf1f2ebe
LPC		 334WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPR_MIXER, 5),
335WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPR_MIXER, 4),
336WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 3),
337WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 2),
338WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPR_MIXER, 1),
339WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPR_MIXER, 0),
83ac08c0
LG		 340};
341
342/* headphone capture mux */
343static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
344SOC_DAPM_ENUM("Route", wm9713_enum[1]);
345
346/* headphone mic mux */
347static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
348SOC_DAPM_ENUM("Route", wm9713_enum[0]);
349
350/* Speaker Mixer */
351static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
d355c82a 352SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1),
83ac08c0
LG		 353SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
354SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
355SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
356SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
357SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
358};
359
360/* Mono Mixer */
361static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
d355c82a 362SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1),
83ac08c0
LG		 363SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
364SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
365SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
366SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
367SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
368SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
369SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
370};
371
372/* mono mic mux */
373static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
374SOC_DAPM_ENUM("Route", wm9713_enum[2]);
375
376/* mono output mux */
377static const struct snd_kcontrol_new wm9713_mono_mux_controls =
378SOC_DAPM_ENUM("Route", wm9713_enum[7]);
379
380/* speaker left output mux */
381static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
382SOC_DAPM_ENUM("Route", wm9713_enum[8]);
383
384/* speaker right output mux */
385static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
386SOC_DAPM_ENUM("Route", wm9713_enum[9]);
387
388/* headphone left output mux */
389static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
390SOC_DAPM_ENUM("Route", wm9713_enum[10]);
391
392/* headphone right output mux */
393static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
394SOC_DAPM_ENUM("Route", wm9713_enum[11]);
395
396/* Out3 mux */
397static const struct snd_kcontrol_new wm9713_out3_mux_controls =
398SOC_DAPM_ENUM("Route", wm9713_enum[12]);
399
400/* Out4 mux */
401static const struct snd_kcontrol_new wm9713_out4_mux_controls =
402SOC_DAPM_ENUM("Route", wm9713_enum[13]);
403
404/* DAC inv mux 1 */
405static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
406SOC_DAPM_ENUM("Route", wm9713_enum[14]);
407
408/* DAC inv mux 2 */
409static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
410SOC_DAPM_ENUM("Route", wm9713_enum[15]);
411
412/* Capture source left */
413static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
414SOC_DAPM_ENUM("Route", wm9713_enum[3]);
415
416/* Capture source right */
417static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
418SOC_DAPM_ENUM("Route", wm9713_enum[4]);
419
420/* mic source */
421static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
422SOC_DAPM_ENUM("Route", wm9713_enum[18]);
423
424/* mic source B virtual control */
425static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
426SOC_DAPM_ENUM("Route", wm9713_enum[19]);
427
428static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
429SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
430 &wm9713_hp_rec_mux_controls),
431SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
432 &wm9713_hp_mic_mux_controls),
433SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
434 &wm9713_mono_mic_mux_controls),
435SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
436 &wm9713_mono_mux_controls),
437SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
438 &wm9713_hp_spkl_mux_controls),
439SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
440 &wm9713_hp_spkr_mux_controls),
441SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
442 &wm9713_hpl_out_mux_controls),
443SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
444 &wm9713_hpr_out_mux_controls),
445SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
446 &wm9713_out3_mux_controls),
447SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
448 &wm9713_out4_mux_controls),
449SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
450 &wm9713_dac_inv1_mux_controls),
451SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
452 &wm9713_dac_inv2_mux_controls),
453SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
454 &wm9713_rec_srcl_mux_controls),
455SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
456 &wm9713_rec_srcr_mux_controls),
457SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
458 &wm9713_mic_sel_mux_controls),
459SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
460 &wm9713_micb_sel_mux_controls),
cf1f2ebe
LPC		 461SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
462 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls)),
463SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
464 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls)),
83ac08c0
LG		 465SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
466 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
467SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
468 &wm9713_speaker_mixer_controls[0],
469 ARRAY_SIZE(wm9713_speaker_mixer_controls)),
470SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
471SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
472SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
473SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
474SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
475SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
6bbcb459
MB		 476SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1,
477 wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD),
83ac08c0 478SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
ccbc301e
MB		 479SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
480SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
481SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
482SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
483SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
484SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
83ac08c0
LG		 485SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
486SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
487SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
488SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
489SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
490SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
491SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
492SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
493SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
494SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
495SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
496SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
497SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
498SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
499SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
500SND_SOC_DAPM_OUTPUT("MONO"),
501SND_SOC_DAPM_OUTPUT("HPL"),
502SND_SOC_DAPM_OUTPUT("HPR"),
503SND_SOC_DAPM_OUTPUT("SPKL"),
504SND_SOC_DAPM_OUTPUT("SPKR"),
505SND_SOC_DAPM_OUTPUT("OUT3"),
506SND_SOC_DAPM_OUTPUT("OUT4"),
507SND_SOC_DAPM_INPUT("LINEL"),
508SND_SOC_DAPM_INPUT("LINER"),
509SND_SOC_DAPM_INPUT("MONOIN"),
510SND_SOC_DAPM_INPUT("PCBEEP"),
511SND_SOC_DAPM_INPUT("MIC1"),
512SND_SOC_DAPM_INPUT("MIC2A"),
513SND_SOC_DAPM_INPUT("MIC2B"),
514SND_SOC_DAPM_VMID("VMID"),
515};
516
7ad7dd12 517static const struct snd_soc_dapm_route wm9713_audio_map[] = {
83ac08c0 518 /* left HP mixer */
d355c82a 519 {"Left HP Mixer", "Beep Playback Switch", "PCBEEP"},
83ac08c0
LG		 520 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"},
521 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
522 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"},
523 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
524 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"},
525 {"Left HP Mixer", NULL, "Capture Headphone Mux"},
526
527 /* right HP mixer */
d355c82a 528 {"Right HP Mixer", "Beep Playback Switch", "PCBEEP"},
83ac08c0
LG		 529 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"},
530 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
531 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"},
532 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
533 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"},
534 {"Right HP Mixer", NULL, "Capture Headphone Mux"},
535
536 /* virtual mixer - mixes left & right channels for spk and mono */
537 {"AC97 Mixer", NULL, "Left DAC"},
538 {"AC97 Mixer", NULL, "Right DAC"},
539 {"Line Mixer", NULL, "Right Line In"},
540 {"Line Mixer", NULL, "Left Line In"},
541 {"HP Mixer", NULL, "Left HP Mixer"},
542 {"HP Mixer", NULL, "Right HP Mixer"},
543 {"Capture Mixer", NULL, "Left Capture Source"},
544 {"Capture Mixer", NULL, "Right Capture Source"},
545
546 /* speaker mixer */
d355c82a 547 {"Speaker Mixer", "Beep Playback Switch", "PCBEEP"},
83ac08c0
LG		 548 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"},
549 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
550 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"},
551 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
552 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"},
553
554 /* mono mixer */
d355c82a 555 {"Mono Mixer", "Beep Playback Switch", "PCBEEP"},
83ac08c0
LG		 556 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"},
557 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"},
558 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"},
559 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"},
c0bbf48d
RJ		 560 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
561 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
83ac08c0
LG		 562 {"Mono Mixer", NULL, "Capture Mono Mux"},
563
564 /* DAC inv mux 1 */
565 {"DAC Inv Mux 1", "Mono", "Mono Mixer"},
566 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
567 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
568 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
569 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
570
571 /* DAC inv mux 2 */
572 {"DAC Inv Mux 2", "Mono", "Mono Mixer"},
573 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
574 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
575 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
576 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
577
578 /* headphone left mux */
579 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
580
581 /* headphone right mux */
582 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
583
584 /* speaker left mux */
585 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
586 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
587 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
588
589 /* speaker right mux */
590 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
591 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
592 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
593
594 /* mono mux */
595 {"Mono Out Mux", "Mono", "Mono Mixer"},
596 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
597
598 /* out 3 mux */
599 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
600
601 /* out 4 mux */
602 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
603
604 /* output pga */
605 {"HPL", NULL, "Left Headphone"},
606 {"Left Headphone", NULL, "Left Headphone Out Mux"},
607 {"HPR", NULL, "Right Headphone"},
608 {"Right Headphone", NULL, "Right Headphone Out Mux"},
609 {"OUT3", NULL, "Out 3"},
610 {"Out 3", NULL, "Out 3 Mux"},
611 {"OUT4", NULL, "Out 4"},
612 {"Out 4", NULL, "Out 4 Mux"},
613 {"SPKL", NULL, "Left Speaker"},
614 {"Left Speaker", NULL, "Left Speaker Out Mux"},
615 {"SPKR", NULL, "Right Speaker"},
616 {"Right Speaker", NULL, "Right Speaker Out Mux"},
617 {"MONO", NULL, "Mono Out"},
618 {"Mono Out", NULL, "Mono Out Mux"},
619
620 /* input pga */
621 {"Left Line In", NULL, "LINEL"},
622 {"Right Line In", NULL, "LINER"},
623 {"Mono In", NULL, "MONOIN"},
624 {"Mic A PGA", NULL, "Mic A Pre Amp"},
625 {"Mic B PGA", NULL, "Mic B Pre Amp"},
626
627 /* left capture select */
628 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
629 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
630 {"Left Capture Source", "Line", "LINEL"},
631 {"Left Capture Source", "Mono In", "MONOIN"},
632 {"Left Capture Source", "Headphone", "Left HP Mixer"},
633 {"Left Capture Source", "Speaker", "Speaker Mixer"},
634 {"Left Capture Source", "Mono Out", "Mono Mixer"},
635
636 /* right capture select */
637 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
638 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
639 {"Right Capture Source", "Line", "LINER"},
640 {"Right Capture Source", "Mono In", "MONOIN"},
641 {"Right Capture Source", "Headphone", "Right HP Mixer"},
642 {"Right Capture Source", "Speaker", "Speaker Mixer"},
643 {"Right Capture Source", "Mono Out", "Mono Mixer"},
644
645 /* left ADC */
646 {"Left ADC", NULL, "Left Capture Source"},
ccbc301e
MB		 647 {"Left Voice ADC", NULL, "Left ADC"},
648 {"Left HiFi ADC", NULL, "Left ADC"},
83ac08c0
LG		 649
650 /* right ADC */
651 {"Right ADC", NULL, "Right Capture Source"},
ccbc301e
MB		 652 {"Right Voice ADC", NULL, "Right ADC"},
653 {"Right HiFi ADC", NULL, "Right ADC"},
83ac08c0
LG		 654
655 /* mic */
656 {"Mic A Pre Amp", NULL, "Mic A Source"},
657 {"Mic A Source", "Mic 1", "MIC1"},
658 {"Mic A Source", "Mic 2 A", "MIC2A"},
659 {"Mic A Source", "Mic 2 B", "Mic B Source"},
660 {"Mic B Pre Amp", "MPB", "Mic B Source"},
661 {"Mic B Source", NULL, "MIC2B"},
662
663 /* headphone capture */
664 {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
665 {"Capture Headphone Mux", "Left", "Left Capture Source"},
666 {"Capture Headphone Mux", "Right", "Right Capture Source"},
667
668 /* mono capture */
669 {"Capture Mono Mux", "Stereo", "Capture Mixer"},
670 {"Capture Mono Mux", "Left", "Left Capture Source"},
671 {"Capture Mono Mux", "Right", "Right Capture Source"},
83ac08c0
LG		 672};
673
83ac08c0
LG		 674static unsigned int ac97_read(struct snd_soc_codec *codec,
675 unsigned int reg)
676{
677 u16 *cache = codec->reg_cache;
678
679 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
680 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
681 reg == AC97_CD)
b047e1cc 682 return soc_ac97_ops->read(codec->ac97, reg);
83ac08c0
LG		 683 else {
684 reg = reg >> 1;
685
91432e97 686 if (reg >= (ARRAY_SIZE(wm9713_reg)))
83ac08c0
LG		 687 return -EIO;
688
689 return cache[reg];
690 }
691}
692
693static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
694 unsigned int val)
695{
696 u16 *cache = codec->reg_cache;
cf1f2ebe 697 soc_ac97_ops->write(codec->ac97, reg, val);
83ac08c0 698 reg = reg >> 1;
91432e97 699 if (reg < (ARRAY_SIZE(wm9713_reg)))
83ac08c0
LG		 700 cache[reg] = val;
701
702 return 0;
703}
704
705/* PLL divisors */
706struct _pll_div {
707 u32 divsel:1;
708 u32 divctl:1;
709 u32 lf:1;
710 u32 n:4;
711 u32 k:24;
712};
713
714/* The size in bits of the PLL divide multiplied by 10
715 * to allow rounding later */
716#define FIXED_PLL_SIZE ((1 << 22) * 10)
717
a6c2b07f
LPC		 718static void pll_factors(struct snd_soc_codec *codec,
719 struct _pll_div *pll_div, unsigned int source)
83ac08c0
LG		 720{
721 u64 Kpart;
722 unsigned int K, Ndiv, Nmod, target;
723
724 /* The the PLL output is always 98.304MHz. */
725 target = 98304000;
726
727 /* If the input frequency is over 14.4MHz then scale it down. */
728 if (source > 14400000) {
729 source >>= 1;
730 pll_div->divsel = 1;
731
732 if (source > 14400000) {
733 source >>= 1;
734 pll_div->divctl = 1;
735 } else
736 pll_div->divctl = 0;
737
738 } else {
739 pll_div->divsel = 0;
740 pll_div->divctl = 0;
741 }
742
743 /* Low frequency sources require an additional divide in the
744 * loop.
745 */
746 if (source < 8192000) {
747 pll_div->lf = 1;
748 target >>= 2;
749 } else
750 pll_div->lf = 0;
751
752 Ndiv = target / source;
753 if ((Ndiv < 5) || (Ndiv > 12))
a6c2b07f 754 dev_warn(codec->dev,
449bd54d 755 "WM9713 PLL N value %u out of recommended range!\n",
83ac08c0
LG		 756 Ndiv);
757
758 pll_div->n = Ndiv;
759 Nmod = target % source;
760 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
761
762 do_div(Kpart, source);
763
764 K = Kpart & 0xFFFFFFFF;
765
766 /* Check if we need to round */
767 if ((K % 10) >= 5)
768 K += 5;
769
770 /* Move down to proper range now rounding is done */
771 K /= 10;
772
773 pll_div->k = K;
774}
775
776/**
777 * Please note that changing the PLL input frequency may require
778 * resynchronisation with the AC97 controller.
779 */
780static int wm9713_set_pll(struct snd_soc_codec *codec,
781 int pll_id, unsigned int freq_in, unsigned int freq_out)
782{
b2c812e2 783 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
83ac08c0
LG		 784 u16 reg, reg2;
785 struct _pll_div pll_div;
786
787 /* turn PLL off ? */
c42f69bb 788 if (freq_in == 0) {
83ac08c0
LG		 789 /* disable PLL power and select ext source */
790 reg = ac97_read(codec, AC97_HANDSET_RATE);
791 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080);
792 reg = ac97_read(codec, AC97_EXTENDED_MID);
793 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200);
c42f69bb 794 wm9713->pll_in = 0;
83ac08c0
LG		 795 return 0;
796 }
797
a6c2b07f 798 pll_factors(codec, &pll_div, freq_in);
83ac08c0
LG		 799
800 if (pll_div.k == 0) {
801 reg = (pll_div.n << 12) | (pll_div.lf << 11) |
802 (pll_div.divsel << 9) | (pll_div.divctl << 8);
803 ac97_write(codec, AC97_LINE1_LEVEL, reg);
804 } else {
805 /* write the fractional k to the reg 0x46 pages */
806 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
807 (pll_div.divsel << 9) | (pll_div.divctl << 8);
808
809 /* K [21:20] */
810 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
811 ac97_write(codec, AC97_LINE1_LEVEL, reg);
812
813 /* K [19:16] */
814 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
815 ac97_write(codec, AC97_LINE1_LEVEL, reg);
816
817 /* K [15:12] */
818 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
819 ac97_write(codec, AC97_LINE1_LEVEL, reg);
820
821 /* K [11:8] */
822 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
823 ac97_write(codec, AC97_LINE1_LEVEL, reg);
824
825 /* K [7:4] */
826 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
827 ac97_write(codec, AC97_LINE1_LEVEL, reg);
828
829 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
830 ac97_write(codec, AC97_LINE1_LEVEL, reg);
831 }
832
833 /* turn PLL on and select as source */
834 reg = ac97_read(codec, AC97_EXTENDED_MID);
835 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff);
836 reg = ac97_read(codec, AC97_HANDSET_RATE);
837 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f);
83ac08c0
LG		 838 wm9713->pll_in = freq_in;
839
840 /* wait 10ms AC97 link frames for the link to stabilise */
841 schedule_timeout_interruptible(msecs_to_jiffies(10));
842 return 0;
843}
844
85488037
MB		 845static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
846 int source, unsigned int freq_in, unsigned int freq_out)
83ac08c0
LG		 847{
848 struct snd_soc_codec *codec = codec_dai->codec;
849 return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
850}
851
852/*
853 * Tristate the PCM DAI lines, tristate can be disabled by calling
854 * wm9713_set_dai_fmt()
855 */
e550e17f 856static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
83ac08c0
LG		 857 int tristate)
858{
859 struct snd_soc_codec *codec = codec_dai->codec;
860 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
861
862 if (tristate)
863 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
864
865 return 0;
866}
867
868/*
869 * Configure WM9713 clock dividers.
870 * Voice DAC needs 256 FS
871 */
e550e17f 872static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
83ac08c0
LG		 873 int div_id, int div)
874{
875 struct snd_soc_codec *codec = codec_dai->codec;
876 u16 reg;
877
878 switch (div_id) {
879 case WM9713_PCMCLK_DIV:
880 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff;
881 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
882 break;
883 case WM9713_CLKA_MULT:
884 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd;
885 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
886 break;
887 case WM9713_CLKB_MULT:
888 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb;
889 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
890 break;
891 case WM9713_HIFI_DIV:
892 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff;
893 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
894 break;
895 case WM9713_PCMBCLK_DIV:
896 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff;
897 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div);
898 break;
899 case WM9713_PCMCLK_PLL_DIV:
900 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
901 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div);
902 break;
903 case WM9713_HIFI_PLL_DIV:
904 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
905 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div);
906 break;
907 default:
908 return -EINVAL;
909 }
910
911 return 0;
912}
913
e550e17f 914static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
83ac08c0
LG		 915 unsigned int fmt)
916{
917 struct snd_soc_codec *codec = codec_dai->codec;
918 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5;
919 u16 reg = 0x8000;
920
921 /* clock masters */
922 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
923 case SND_SOC_DAIFMT_CBM_CFM:
924 reg |= 0x4000;
925 gpio |= 0x0010;
926 break;
927 case SND_SOC_DAIFMT_CBM_CFS:
928 reg |= 0x6000;
929 gpio |= 0x0018;
930 break;
931 case SND_SOC_DAIFMT_CBS_CFS:
d133b0ce 932 reg |= 0x2000;
83ac08c0
LG		 933 gpio |= 0x001a;
934 break;
935 case SND_SOC_DAIFMT_CBS_CFM:
936 gpio |= 0x0012;
937 break;
938 }
939
940 /* clock inversion */
941 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
942 case SND_SOC_DAIFMT_IB_IF:
943 reg |= 0x00c0;
944 break;
945 case SND_SOC_DAIFMT_IB_NF:
946 reg |= 0x0080;
947 break;
948 case SND_SOC_DAIFMT_NB_IF:
949 reg |= 0x0040;
950 break;
951 }
952
953 /* DAI format */
954 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
955 case SND_SOC_DAIFMT_I2S:
956 reg |= 0x0002;
957 break;
958 case SND_SOC_DAIFMT_RIGHT_J:
959 break;
960 case SND_SOC_DAIFMT_LEFT_J:
961 reg |= 0x0001;
962 break;
963 case SND_SOC_DAIFMT_DSP_A:
964 reg |= 0x0003;
965 break;
966 case SND_SOC_DAIFMT_DSP_B:
967 reg |= 0x0043;
968 break;
969 }
970
971 ac97_write(codec, AC97_GPIO_CFG, gpio);
972 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
973 return 0;
974}
975
976static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
dee89c4d
MB		 977 struct snd_pcm_hw_params *params,
978 struct snd_soc_dai *dai)
83ac08c0 979{
55b8bac5 980 struct snd_soc_codec *codec = dai->codec;
83ac08c0
LG		 981 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3;
982
563fe71f
MB		 983 switch (params_width(params)) {
984 case 16:
83ac08c0 985 break;
563fe71f 986 case 20:
83ac08c0
LG		 987 reg |= 0x0004;
988 break;
563fe71f 989 case 24:
83ac08c0
LG		 990 reg |= 0x0008;
991 break;
563fe71f 992 case 32:
83ac08c0
LG		 993 reg |= 0x000c;
994 break;
995 }
996
997 /* enable PCM interface in master mode */
998 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
999 return 0;
1000}
1001
dee89c4d
MB		 1002static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
1003 struct snd_soc_dai *dai)
83ac08c0 1004{
55b8bac5 1005 struct snd_soc_codec *codec = dai->codec;
83ac08c0 1006 struct snd_pcm_runtime *runtime = substream->runtime;
83ac08c0
LG		 1007 int reg;
1008 u16 vra;
1009
1010 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
1011 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
1012
1013 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
1014 reg = AC97_PCM_FRONT_DAC_RATE;
1015 else
1016 reg = AC97_PCM_LR_ADC_RATE;
1017
1018 return ac97_write(codec, reg, runtime->rate);
1019}
1020
dee89c4d
MB		 1021static int ac97_aux_prepare(struct snd_pcm_substream *substream,
1022 struct snd_soc_dai *dai)
83ac08c0 1023{
55b8bac5 1024 struct snd_soc_codec *codec = dai->codec;
83ac08c0 1025 struct snd_pcm_runtime *runtime = substream->runtime;
83ac08c0
LG		 1026 u16 vra, xsle;
1027
1028 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
1029 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
1030 xsle = ac97_read(codec, AC97_PCI_SID);
1031 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
1032
1033 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1034 return -ENODEV;
1035
1036 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1037}
1038
5415552d
MB		 1039#define WM9713_RATES (SNDRV_PCM_RATE_8000 | \
1040 SNDRV_PCM_RATE_11025 | \
1041 SNDRV_PCM_RATE_22050 | \
1042 SNDRV_PCM_RATE_44100 | \
1043 SNDRV_PCM_RATE_48000)
1044
1045#define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \
1046 SNDRV_PCM_RATE_11025 | \
1047 SNDRV_PCM_RATE_16000 | \
1048 SNDRV_PCM_RATE_22050 | \
1049 SNDRV_PCM_RATE_44100 | \
1050 SNDRV_PCM_RATE_48000)
83ac08c0
LG		 1051
1052#define WM9713_PCM_FORMATS \
1053 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \
1054 SNDRV_PCM_FORMAT_S24_LE)
1055
85e7652d 1056static const struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
6335d055
EM		 1057 .prepare = ac97_hifi_prepare,
1058 .set_clkdiv = wm9713_set_dai_clkdiv,
1059 .set_pll = wm9713_set_dai_pll,
1060};
1061
85e7652d 1062static const struct snd_soc_dai_ops wm9713_dai_ops_aux = {
6335d055
EM		 1063 .prepare = ac97_aux_prepare,
1064 .set_clkdiv = wm9713_set_dai_clkdiv,
1065 .set_pll = wm9713_set_dai_pll,
1066};
1067
85e7652d 1068static const struct snd_soc_dai_ops wm9713_dai_ops_voice = {
6335d055 1069 .hw_params = wm9713_pcm_hw_params,
6335d055
EM		 1070 .set_clkdiv = wm9713_set_dai_clkdiv,
1071 .set_pll = wm9713_set_dai_pll,
1072 .set_fmt = wm9713_set_dai_fmt,
1073 .set_tristate = wm9713_set_dai_tristate,
1074};
1075
f0fba2ad 1076static struct snd_soc_dai_driver wm9713_dai[] = {
83ac08c0 1077{
f0fba2ad 1078 .name = "wm9713-hifi",
3ba9e10a 1079 .ac97_control = 1,
83ac08c0
LG		 1080 .playback = {
1081 .stream_name = "HiFi Playback",
1082 .channels_min = 1,
1083 .channels_max = 2,
1084 .rates = WM9713_RATES,
33f503c9 1085 .formats = SND_SOC_STD_AC97_FMTS,},
83ac08c0
LG		 1086 .capture = {
1087 .stream_name = "HiFi Capture",
1088 .channels_min = 1,
1089 .channels_max = 2,
1090 .rates = WM9713_RATES,
33f503c9 1091 .formats = SND_SOC_STD_AC97_FMTS,},
6335d055 1092 .ops = &wm9713_dai_ops_hifi,
83ac08c0
LG		 1093 },
1094 {
f0fba2ad 1095 .name = "wm9713-aux",
83ac08c0
LG		 1096 .playback = {
1097 .stream_name = "Aux Playback",
1098 .channels_min = 1,
1099 .channels_max = 1,
1100 .rates = WM9713_RATES,
33f503c9 1101 .formats = SND_SOC_STD_AC97_FMTS,},
6335d055 1102 .ops = &wm9713_dai_ops_aux,
83ac08c0
LG		 1103 },
1104 {
f0fba2ad 1105 .name = "wm9713-voice",
83ac08c0
LG		 1106 .playback = {
1107 .stream_name = "Voice Playback",
1108 .channels_min = 1,
1109 .channels_max = 1,
5415552d 1110 .rates = WM9713_PCM_RATES,
83ac08c0
LG		 1111 .formats = WM9713_PCM_FORMATS,},
1112 .capture = {
1113 .stream_name = "Voice Capture",
1114 .channels_min = 1,
1115 .channels_max = 2,
5415552d 1116 .rates = WM9713_PCM_RATES,
83ac08c0 1117 .formats = WM9713_PCM_FORMATS,},
6335d055 1118 .ops = &wm9713_dai_ops_voice,
f4976116 1119 .symmetric_rates = 1,
83ac08c0
LG		 1120 },
1121};
83ac08c0
LG		 1122
1123int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
1124{
b047e1cc
MB		 1125 if (try_warm && soc_ac97_ops->warm_reset) {
1126 soc_ac97_ops->warm_reset(codec->ac97);
abb68c26 1127 if (ac97_read(codec, 0) == wm9713_reg[0])
83ac08c0
LG		 1128 return 1;
1129 }
1130
b047e1cc
MB		 1131 soc_ac97_ops->reset(codec->ac97);
1132 if (soc_ac97_ops->warm_reset)
1133 soc_ac97_ops->warm_reset(codec->ac97);
a6c2b07f
LPC		 1134 if (ac97_read(codec, 0) != wm9713_reg[0]) {
1135 dev_err(codec->dev, "Failed to reset: AC97 link error\n");
83ac08c0 1136 return -EIO;
a6c2b07f
LPC		 1137 }
1138
83ac08c0
LG		 1139 return 0;
1140}
1141EXPORT_SYMBOL_GPL(wm9713_reset);
1142
0be9898a
MB		 1143static int wm9713_set_bias_level(struct snd_soc_codec *codec,
1144 enum snd_soc_bias_level level)
83ac08c0
LG		 1145{
1146 u16 reg;
1147
0be9898a
MB		 1148 switch (level) {
1149 case SND_SOC_BIAS_ON:
83ac08c0
LG		 1150 /* enable thermal shutdown */
1151 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
1152 ac97_write(codec, AC97_EXTENDED_MID, reg);
1153 break;
0be9898a 1154 case SND_SOC_BIAS_PREPARE:
83ac08c0 1155 break;
0be9898a 1156 case SND_SOC_BIAS_STANDBY:
83ac08c0
LG		 1157 /* enable master bias and vmid */
1158 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
1159 ac97_write(codec, AC97_EXTENDED_MID, reg);
1160 ac97_write(codec, AC97_POWERDOWN, 0x0000);
1161 break;
0be9898a 1162 case SND_SOC_BIAS_OFF:
83ac08c0
LG		 1163 /* disable everything including AC link */
1164 ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
1165 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1166 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1167 break;
1168 }
ce6120cc 1169 codec->dapm.bias_level = level;
83ac08c0
LG		 1170 return 0;
1171}
1172
84b315ee 1173static int wm9713_soc_suspend(struct snd_soc_codec *codec)
83ac08c0 1174{
87b57fe2
MB		 1175 u16 reg;
1176
1177 /* Disable everything except touchpanel - that will be handled
1178 * by the touch driver and left disabled if touch is not in
1179 * use. */
1180 reg = ac97_read(codec, AC97_EXTENDED_MID);
1181 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
1182 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1183 ac97_write(codec, AC97_POWERDOWN, 0x6f00);
1184 ac97_write(codec, AC97_POWERDOWN, 0xffff);
83ac08c0 1185
83ac08c0
LG		 1186 return 0;
1187}
1188
f0fba2ad 1189static int wm9713_soc_resume(struct snd_soc_codec *codec)
83ac08c0 1190{
b2c812e2 1191 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
83ac08c0
LG		 1192 int i, ret;
1193 u16 *cache = codec->reg_cache;
1194
1195 ret = wm9713_reset(codec, 1);
a6c2b07f 1196 if (ret < 0)
83ac08c0 1197 return ret;
83ac08c0 1198
0be9898a 1199 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
83ac08c0
LG		 1200
1201 /* do we need to re-start the PLL ? */
c42f69bb
MB		 1202 if (wm9713->pll_in)
1203 wm9713_set_pll(codec, 0, wm9713->pll_in, 0);
83ac08c0
LG		 1204
1205 /* only synchronise the codec if warm reset failed */
1206 if (ret == 0) {
1207 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) {
1208 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
1209 i == AC97_EXTENDED_MSTATUS || i > 0x66)
1210 continue;
b047e1cc 1211 soc_ac97_ops->write(codec->ac97, i, cache[i>>1]);
83ac08c0
LG		 1212 }
1213 }
1214
83ac08c0
LG		 1215 return ret;
1216}
1217
f0fba2ad 1218static int wm9713_soc_probe(struct snd_soc_codec *codec)
83ac08c0 1219{
83ac08c0
LG		 1220 int ret = 0, reg;
1221
eda1a701 1222 ret = snd_soc_new_ac97_codec(codec);
83ac08c0 1223 if (ret < 0)
5efe89d9 1224 return ret;
83ac08c0 1225
83ac08c0
LG		 1226 /* do a cold reset for the controller and then try
1227 * a warm reset followed by an optional cold reset for codec */
1228 wm9713_reset(codec, 0);
1229 ret = wm9713_reset(codec, 1);
a6c2b07f 1230 if (ret < 0)
83ac08c0 1231 goto reset_err;
83ac08c0 1232
0be9898a 1233 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
83ac08c0
LG		 1234
1235 /* unmute the adc - move to kcontrol */
1236 reg = ac97_read(codec, AC97_CD) & 0x7fff;
1237 ac97_write(codec, AC97_CD, reg);
1238
83ac08c0
LG		 1239 return 0;
1240
1241reset_err:
83ac08c0 1242 snd_soc_free_ac97_codec(codec);
83ac08c0
LG		 1243 return ret;
1244}
1245
f0fba2ad 1246static int wm9713_soc_remove(struct snd_soc_codec *codec)
83ac08c0 1247{
83ac08c0 1248 snd_soc_free_ac97_codec(codec);
83ac08c0
LG		 1249 return 0;
1250}
1251
f0fba2ad 1252static struct snd_soc_codec_driver soc_codec_dev_wm9713 = {
83ac08c0
LG		 1253 .probe = wm9713_soc_probe,
1254 .remove = wm9713_soc_remove,
1255 .suspend = wm9713_soc_suspend,
1256 .resume = wm9713_soc_resume,
f0fba2ad
LG		 1257 .read = ac97_read,
1258 .write = ac97_write,
1259 .set_bias_level = wm9713_set_bias_level,
e5eec34c 1260 .reg_cache_size = ARRAY_SIZE(wm9713_reg),
f0fba2ad
LG		 1261 .reg_word_size = sizeof(u16),
1262 .reg_cache_step = 2,
1263 .reg_cache_default = wm9713_reg,
c1359ca3
LPC		 1264
1265 .controls = wm9713_snd_ac97_controls,
1266 .num_controls = ARRAY_SIZE(wm9713_snd_ac97_controls),
7ad7dd12
LG		 1267 .dapm_widgets = wm9713_dapm_widgets,
1268 .num_dapm_widgets = ARRAY_SIZE(wm9713_dapm_widgets),
1269 .dapm_routes = wm9713_audio_map,
1270 .num_dapm_routes = ARRAY_SIZE(wm9713_audio_map),
f0fba2ad
LG		 1271};
1272
7a79e94e 1273static int wm9713_probe(struct platform_device *pdev)
f0fba2ad 1274{
5efe89d9
LPC		 1275 struct wm9713_priv *wm9713;
1276
1277 wm9713 = devm_kzalloc(&pdev->dev, sizeof(*wm9713), GFP_KERNEL);
1278 if (wm9713 == NULL)
1279 return -ENOMEM;
1280
cf1f2ebe
LPC		 1281 mutex_init(&wm9713->lock);
1282
5efe89d9
LPC		 1283 platform_set_drvdata(pdev, wm9713);
1284
f0fba2ad
LG		 1285 return snd_soc_register_codec(&pdev->dev,
1286 &soc_codec_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai));
1287}
1288
7a79e94e 1289static int wm9713_remove(struct platform_device *pdev)
f0fba2ad
LG		 1290{
1291 snd_soc_unregister_codec(&pdev->dev);
1292 return 0;
1293}
1294
1295static struct platform_driver wm9713_codec_driver = {
1296 .driver = {
1297 .name = "wm9713-codec",
1298 .owner = THIS_MODULE,
1299 },
1300
1301 .probe = wm9713_probe,
7a79e94e 1302 .remove = wm9713_remove,
83ac08c0 1303};
f0fba2ad 1304
5bbcc3c0 1305module_platform_driver(wm9713_codec_driver);
83ac08c0
LG		 1306
1307MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1308MODULE_AUTHOR("Liam Girdwood");
1309MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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