xref: /linux/sound/soc/codecs/wm9713.c (revision f3caa0b02455409eec4673ddd8df72d8bcad4e98)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * wm9713.c  --  ALSA Soc WM9713 codec support
4  *
5  * Copyright 2006-10 Wolfson Microelectronics PLC.
6  * Author: Liam Girdwood <lrg@slimlogic.co.uk>
7  *
8  *  Features:-
9  *
10  *   o Support for AC97 Codec, Voice DAC and Aux DAC
11  *   o Support for DAPM
12  */
13 
14 #include <linux/cleanup.h>
15 #include <linux/init.h>
16 #include <linux/slab.h>
17 #include <linux/mfd/wm97xx.h>
18 #include <linux/module.h>
19 #include <linux/device.h>
20 #include <linux/regmap.h>
21 #include <sound/core.h>
22 #include <sound/pcm.h>
23 #include <sound/ac97_codec.h>
24 #include <sound/ac97/codec.h>
25 #include <sound/ac97/compat.h>
26 #include <sound/initval.h>
27 #include <sound/pcm_params.h>
28 #include <sound/tlv.h>
29 #include <sound/soc.h>
30 
31 #include "wm9713.h"
32 
33 #define WM9713_VENDOR_ID 0x574d4c13
34 #define WM9713_VENDOR_ID_MASK 0xffffffff
35 
36 struct wm9713_priv {
37 	struct snd_ac97 *ac97;
38 	u32 pll_in; /* PLL input frequency */
39 	unsigned int hp_mixer[2];
40 	struct mutex lock;
41 	struct wm97xx_platform_data *mfd_pdata;
42 };
43 
44 #define HPL_MIXER 0
45 #define HPR_MIXER 1
46 
47 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
48 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
49 static const char *wm9713_rec_src[] =
50 	{"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
51 	"Mono Out", "Zh"};
52 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
53 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
54 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv"};
55 static const char *wm9713_spk_pga[] =
56 	{"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
57 	"Speaker Vmid", "Inv Vmid"};
58 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
59 	"Headphone Vmid"};
60 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
61 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
62 static const char *wm9713_dac_inv[] =
63 	{"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
64 	"Headphone Mono", "NC", "Vmid"};
65 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
66 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
67 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
68 static const char *wm9713_micb_select[] = {"MPB", "MPA"};
69 
70 static const struct soc_enum wm9713_enum[] = {
71 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
72 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
73 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux),  /* record mux mono 2 */
74 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src),  /* record mux left 3 */
75 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src),  /* record mux right 4*/
76 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
77 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
78 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
79 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
80 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
81 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
82 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
83 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
84 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
85 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
86 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
87 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
88 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
89 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
90 SOC_ENUM_SINGLE_VIRT(2, wm9713_micb_select), /* mic selection 19 */
91 };
92 
93 static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
94 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
95 static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0);
96 static const  DECLARE_TLV_DB_RANGE(mic_tlv,
97 	0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0),
98 	3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0)
99 );
100 
101 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
102 SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv),
103 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
104 SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1,
105 	       out_tlv),
106 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
107 SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv),
108 SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv),
109 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
110 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
111 SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv),
112 SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv),
113 
114 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
115 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
116 
117 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
118 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
119 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
120 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
121 
122 SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv),
123 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
124 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
125 
126 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
127 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
128 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
129 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
130 SOC_ENUM("ALC Function", wm9713_enum[6]),
131 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
132 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
133 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
134 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
135 SOC_ENUM("ALC NG Type", wm9713_enum[17]),
136 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
137 
138 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
139 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
140 
141 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
142 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
143 SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv),
144 
145 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
146 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
147 SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv),
148 
149 SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv),
150 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
151 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
152 SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv),
153 
154 SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1,
155 	       misc_tlv),
156 SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1,
157 	       misc_tlv),
158 SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv),
159 
160 SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1,
161 	       misc_tlv),
162 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
163 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
164 
165 SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1,
166 	       misc_tlv),
167 
168 SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1,
169 	       misc_tlv),
170 SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1,
171 	       misc_tlv),
172 
173 SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1,
174 	       misc_tlv),
175 SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1,
176 	       misc_tlv),
177 
178 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
179 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
180 
181 SOC_ENUM("Bass Control", wm9713_enum[16]),
182 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
183 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
184 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
185 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
186 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
187 
188 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
189 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
190 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
191 };
192 
193 static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
194 				 struct snd_kcontrol *kcontrol, int event)
195 {
196 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
197 
198 	if (WARN_ON(event != SND_SOC_DAPM_PRE_PMD))
199 		return -EINVAL;
200 
201 	/* Gracefully shut down the voice interface. */
202 	snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0f00, 0x0200);
203 	schedule_timeout_interruptible(msecs_to_jiffies(1));
204 	snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0f00, 0x0f00);
205 	snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x1000, 0x1000);
206 
207 	return 0;
208 }
209 
210 static const unsigned int wm9713_mixer_mute_regs[] = {
211 	AC97_PC_BEEP,
212 	AC97_MASTER_TONE,
213 	AC97_PHONE,
214 	AC97_REC_SEL,
215 	AC97_PCM,
216 	AC97_AUX,
217 };
218 
219 /* We have to create a fake left and right HP mixers because
220  * the codec only has a single control that is shared by both channels.
221  * This makes it impossible to determine the audio path using the current
222  * register map, thus we add a new (virtual) register to help determine the
223  * audio route within the device.
224  */
225 static int wm9713_hp_mixer_put(struct snd_kcontrol *kcontrol,
226 	struct snd_ctl_elem_value *ucontrol)
227 {
228 	struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_to_dapm(kcontrol);
229 	struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
230 	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
231 	unsigned int val = ucontrol->value.integer.value[0];
232 	struct soc_mixer_control *mc =
233 		(struct soc_mixer_control *)kcontrol->private_value;
234 	unsigned int mixer, mask, shift, old;
235 	struct snd_soc_dapm_update update = {};
236 	bool change;
237 
238 	mixer = mc->shift >> 8;
239 	shift = mc->shift & 0xff;
240 	mask = (1 << shift);
241 
242 	guard(mutex)(&wm9713->lock);
243 	old = wm9713->hp_mixer[mixer];
244 	if (ucontrol->value.integer.value[0])
245 		wm9713->hp_mixer[mixer] |= mask;
246 	else
247 		wm9713->hp_mixer[mixer] &= ~mask;
248 
249 	change = old != wm9713->hp_mixer[mixer];
250 	if (change) {
251 		update.kcontrol = kcontrol;
252 		update.reg = wm9713_mixer_mute_regs[shift];
253 		update.mask = 0x8000;
254 		if ((wm9713->hp_mixer[0] & mask) ||
255 		    (wm9713->hp_mixer[1] & mask))
256 			update.val = 0x0;
257 		else
258 			update.val = 0x8000;
259 
260 		snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
261 			&update);
262 	}
263 
264 	return change;
265 }
266 
267 static int wm9713_hp_mixer_get(struct snd_kcontrol *kcontrol,
268 	struct snd_ctl_elem_value *ucontrol)
269 {
270 	struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_to_dapm(kcontrol);
271 	struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
272 	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
273 	struct soc_mixer_control *mc =
274 		(struct soc_mixer_control *)kcontrol->private_value;
275 	unsigned int mixer, shift;
276 
277 	mixer = mc->shift >> 8;
278 	shift = mc->shift & 0xff;
279 
280 	ucontrol->value.integer.value[0] =
281 		(wm9713->hp_mixer[mixer] >> shift) & 1;
282 
283 	return 0;
284 }
285 
286 #define WM9713_HP_MIXER_CTRL(xname, xmixer, xshift) \
287 	SOC_DOUBLE_EXT(xname, SND_SOC_NOPM, xshift, xmixer, 1, 0, \
288 		       wm9713_hp_mixer_get, wm9713_hp_mixer_put)
289 
290 /* Left Headphone Mixers */
291 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
292 WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPL_MIXER, 5),
293 WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPL_MIXER, 4),
294 WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 3),
295 WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 2),
296 WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPL_MIXER, 1),
297 WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPL_MIXER, 0),
298 };
299 
300 /* Right Headphone Mixers */
301 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
302 WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPR_MIXER, 5),
303 WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPR_MIXER, 4),
304 WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 3),
305 WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 2),
306 WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPR_MIXER, 1),
307 WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPR_MIXER, 0),
308 };
309 
310 /* headphone capture mux */
311 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
312 SOC_DAPM_ENUM("Route", wm9713_enum[1]);
313 
314 /* headphone mic mux */
315 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
316 SOC_DAPM_ENUM("Route", wm9713_enum[0]);
317 
318 /* Speaker Mixer */
319 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
320 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1),
321 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
322 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
323 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
324 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
325 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
326 };
327 
328 /* Mono Mixer */
329 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
330 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1),
331 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
332 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
333 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
334 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
335 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
336 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
337 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
338 };
339 
340 /* mono mic mux */
341 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
342 SOC_DAPM_ENUM("Route", wm9713_enum[2]);
343 
344 /* mono output mux */
345 static const struct snd_kcontrol_new wm9713_mono_mux_controls =
346 SOC_DAPM_ENUM("Route", wm9713_enum[7]);
347 
348 /* speaker left output mux */
349 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
350 SOC_DAPM_ENUM("Route", wm9713_enum[8]);
351 
352 /* speaker right output mux */
353 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
354 SOC_DAPM_ENUM("Route", wm9713_enum[9]);
355 
356 /* headphone left output mux */
357 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
358 SOC_DAPM_ENUM("Route", wm9713_enum[10]);
359 
360 /* headphone right output mux */
361 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
362 SOC_DAPM_ENUM("Route", wm9713_enum[11]);
363 
364 /* Out3 mux */
365 static const struct snd_kcontrol_new wm9713_out3_mux_controls =
366 SOC_DAPM_ENUM("Route", wm9713_enum[12]);
367 
368 /* Out4 mux */
369 static const struct snd_kcontrol_new wm9713_out4_mux_controls =
370 SOC_DAPM_ENUM("Route", wm9713_enum[13]);
371 
372 /* DAC inv mux 1 */
373 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
374 SOC_DAPM_ENUM("Route", wm9713_enum[14]);
375 
376 /* DAC inv mux 2 */
377 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
378 SOC_DAPM_ENUM("Route", wm9713_enum[15]);
379 
380 /* Capture source left */
381 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
382 SOC_DAPM_ENUM("Route", wm9713_enum[3]);
383 
384 /* Capture source right */
385 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
386 SOC_DAPM_ENUM("Route", wm9713_enum[4]);
387 
388 /* mic source */
389 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
390 SOC_DAPM_ENUM("Route", wm9713_enum[18]);
391 
392 /* mic source B virtual control */
393 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
394 SOC_DAPM_ENUM("Route", wm9713_enum[19]);
395 
396 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
397 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
398 	&wm9713_hp_rec_mux_controls),
399 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
400 	&wm9713_hp_mic_mux_controls),
401 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
402 	&wm9713_mono_mic_mux_controls),
403 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
404 	&wm9713_mono_mux_controls),
405 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
406 	&wm9713_hp_spkl_mux_controls),
407 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
408 	&wm9713_hp_spkr_mux_controls),
409 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
410 	&wm9713_hpl_out_mux_controls),
411 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
412 	&wm9713_hpr_out_mux_controls),
413 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
414 	&wm9713_out3_mux_controls),
415 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
416 	&wm9713_out4_mux_controls),
417 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
418 	&wm9713_dac_inv1_mux_controls),
419 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
420 	&wm9713_dac_inv2_mux_controls),
421 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
422 	&wm9713_rec_srcl_mux_controls),
423 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
424 	&wm9713_rec_srcr_mux_controls),
425 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
426 	&wm9713_mic_sel_mux_controls),
427 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
428 	&wm9713_micb_sel_mux_controls),
429 SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
430 	&wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls)),
431 SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
432 	&wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls)),
433 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
434 	&wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
435 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
436 	&wm9713_speaker_mixer_controls[0],
437 	ARRAY_SIZE(wm9713_speaker_mixer_controls)),
438 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
439 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
440 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
441 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
442 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
443 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
444 SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1,
445 		   wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD),
446 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
447 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
448 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
449 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
450 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
451 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
452 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
453 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
454 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
455 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
456 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
457 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
458 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
459 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
460 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
461 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
462 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
463 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
464 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
465 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
466 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
467 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
468 SND_SOC_DAPM_OUTPUT("MONO"),
469 SND_SOC_DAPM_OUTPUT("HPL"),
470 SND_SOC_DAPM_OUTPUT("HPR"),
471 SND_SOC_DAPM_OUTPUT("SPKL"),
472 SND_SOC_DAPM_OUTPUT("SPKR"),
473 SND_SOC_DAPM_OUTPUT("OUT3"),
474 SND_SOC_DAPM_OUTPUT("OUT4"),
475 SND_SOC_DAPM_INPUT("LINEL"),
476 SND_SOC_DAPM_INPUT("LINER"),
477 SND_SOC_DAPM_INPUT("MONOIN"),
478 SND_SOC_DAPM_INPUT("PCBEEP"),
479 SND_SOC_DAPM_INPUT("MIC1"),
480 SND_SOC_DAPM_INPUT("MIC2A"),
481 SND_SOC_DAPM_INPUT("MIC2B"),
482 SND_SOC_DAPM_VMID("VMID"),
483 };
484 
485 static const struct snd_soc_dapm_route wm9713_audio_map[] = {
486 	/* left HP mixer */
487 	{"Left HP Mixer", "Beep Playback Switch",    "PCBEEP"},
488 	{"Left HP Mixer", "Voice Playback Switch",   "Voice DAC"},
489 	{"Left HP Mixer", "Aux Playback Switch",     "Aux DAC"},
490 	{"Left HP Mixer", "Bypass Playback Switch",  "Left Line In"},
491 	{"Left HP Mixer", "PCM Playback Switch",     "Left DAC"},
492 	{"Left HP Mixer", "MonoIn Playback Switch",  "Mono In"},
493 	{"Left HP Mixer", NULL,  "Capture Headphone Mux"},
494 
495 	/* right HP mixer */
496 	{"Right HP Mixer", "Beep Playback Switch",    "PCBEEP"},
497 	{"Right HP Mixer", "Voice Playback Switch",   "Voice DAC"},
498 	{"Right HP Mixer", "Aux Playback Switch",     "Aux DAC"},
499 	{"Right HP Mixer", "Bypass Playback Switch",  "Right Line In"},
500 	{"Right HP Mixer", "PCM Playback Switch",     "Right DAC"},
501 	{"Right HP Mixer", "MonoIn Playback Switch",  "Mono In"},
502 	{"Right HP Mixer", NULL,  "Capture Headphone Mux"},
503 
504 	/* virtual mixer - mixes left & right channels for spk and mono */
505 	{"AC97 Mixer", NULL, "Left DAC"},
506 	{"AC97 Mixer", NULL, "Right DAC"},
507 	{"Line Mixer", NULL, "Right Line In"},
508 	{"Line Mixer", NULL, "Left Line In"},
509 	{"HP Mixer", NULL, "Left HP Mixer"},
510 	{"HP Mixer", NULL, "Right HP Mixer"},
511 	{"Capture Mixer", NULL, "Left Capture Source"},
512 	{"Capture Mixer", NULL, "Right Capture Source"},
513 
514 	/* speaker mixer */
515 	{"Speaker Mixer", "Beep Playback Switch",    "PCBEEP"},
516 	{"Speaker Mixer", "Voice Playback Switch",   "Voice DAC"},
517 	{"Speaker Mixer", "Aux Playback Switch",     "Aux DAC"},
518 	{"Speaker Mixer", "Bypass Playback Switch",  "Line Mixer"},
519 	{"Speaker Mixer", "PCM Playback Switch",     "AC97 Mixer"},
520 	{"Speaker Mixer", "MonoIn Playback Switch",  "Mono In"},
521 
522 	/* mono mixer */
523 	{"Mono Mixer", "Beep Playback Switch",    "PCBEEP"},
524 	{"Mono Mixer", "Voice Playback Switch",   "Voice DAC"},
525 	{"Mono Mixer", "Aux Playback Switch",     "Aux DAC"},
526 	{"Mono Mixer", "Bypass Playback Switch",  "Line Mixer"},
527 	{"Mono Mixer", "PCM Playback Switch",     "AC97 Mixer"},
528 	{"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
529 	{"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
530 	{"Mono Mixer", NULL,  "Capture Mono Mux"},
531 
532 	/* DAC inv mux 1 */
533 	{"DAC Inv Mux 1", "Mono", "Mono Mixer"},
534 	{"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
535 	{"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
536 	{"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
537 	{"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
538 
539 	/* DAC inv mux 2 */
540 	{"DAC Inv Mux 2", "Mono", "Mono Mixer"},
541 	{"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
542 	{"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
543 	{"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
544 	{"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
545 
546 	/* headphone left mux */
547 	{"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
548 
549 	/* headphone right mux */
550 	{"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
551 
552 	/* speaker left mux */
553 	{"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
554 	{"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
555 	{"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
556 
557 	/* speaker right mux */
558 	{"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
559 	{"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
560 	{"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
561 
562 	/* mono mux */
563 	{"Mono Out Mux", "Mono", "Mono Mixer"},
564 	{"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
565 
566 	/* out 3 mux */
567 	{"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
568 
569 	/* out 4 mux */
570 	{"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
571 
572 	/* output pga */
573 	{"HPL", NULL, "Left Headphone"},
574 	{"Left Headphone", NULL, "Left Headphone Out Mux"},
575 	{"HPR", NULL, "Right Headphone"},
576 	{"Right Headphone", NULL, "Right Headphone Out Mux"},
577 	{"OUT3", NULL, "Out 3"},
578 	{"Out 3", NULL, "Out 3 Mux"},
579 	{"OUT4", NULL, "Out 4"},
580 	{"Out 4", NULL, "Out 4 Mux"},
581 	{"SPKL", NULL, "Left Speaker"},
582 	{"Left Speaker", NULL, "Left Speaker Out Mux"},
583 	{"SPKR", NULL, "Right Speaker"},
584 	{"Right Speaker", NULL, "Right Speaker Out Mux"},
585 	{"MONO", NULL, "Mono Out"},
586 	{"Mono Out", NULL, "Mono Out Mux"},
587 
588 	/* input pga */
589 	{"Left Line In", NULL, "LINEL"},
590 	{"Right Line In", NULL, "LINER"},
591 	{"Mono In", NULL, "MONOIN"},
592 	{"Mic A PGA", NULL, "Mic A Pre Amp"},
593 	{"Mic B PGA", NULL, "Mic B Pre Amp"},
594 
595 	/* left capture select */
596 	{"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
597 	{"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
598 	{"Left Capture Source", "Line", "LINEL"},
599 	{"Left Capture Source", "Mono In", "MONOIN"},
600 	{"Left Capture Source", "Headphone", "Left HP Mixer"},
601 	{"Left Capture Source", "Speaker", "Speaker Mixer"},
602 	{"Left Capture Source", "Mono Out", "Mono Mixer"},
603 
604 	/* right capture select */
605 	{"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
606 	{"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
607 	{"Right Capture Source", "Line", "LINER"},
608 	{"Right Capture Source", "Mono In", "MONOIN"},
609 	{"Right Capture Source", "Headphone", "Right HP Mixer"},
610 	{"Right Capture Source", "Speaker", "Speaker Mixer"},
611 	{"Right Capture Source", "Mono Out", "Mono Mixer"},
612 
613 	/* left ADC */
614 	{"Left ADC", NULL, "Left Capture Source"},
615 	{"Left Voice ADC", NULL, "Left ADC"},
616 	{"Left HiFi ADC", NULL, "Left ADC"},
617 
618 	/* right ADC */
619 	{"Right ADC", NULL, "Right Capture Source"},
620 	{"Right Voice ADC", NULL, "Right ADC"},
621 	{"Right HiFi ADC", NULL, "Right ADC"},
622 
623 	/* mic */
624 	{"Mic A Pre Amp", NULL, "Mic A Source"},
625 	{"Mic A Source", "Mic 1", "MIC1"},
626 	{"Mic A Source", "Mic 2 A", "MIC2A"},
627 	{"Mic A Source", "Mic 2 B", "Mic B Source"},
628 	{"Mic B Pre Amp", "MPB", "Mic B Source"},
629 	{"Mic B Source", NULL, "MIC2B"},
630 
631 	/* headphone capture */
632 	{"Capture Headphone Mux", "Stereo", "Capture Mixer"},
633 	{"Capture Headphone Mux", "Left", "Left Capture Source"},
634 	{"Capture Headphone Mux", "Right", "Right Capture Source"},
635 
636 	/* mono capture */
637 	{"Capture Mono Mux", "Stereo", "Capture Mixer"},
638 	{"Capture Mono Mux", "Left", "Left Capture Source"},
639 	{"Capture Mono Mux", "Right", "Right Capture Source"},
640 };
641 
642 static bool wm9713_readable_reg(struct device *dev, unsigned int reg)
643 {
644 	switch (reg) {
645 	case AC97_RESET ... AC97_PCM_SURR_DAC_RATE:
646 	case AC97_PCM_LR_ADC_RATE:
647 	case AC97_CENTER_LFE_MASTER:
648 	case AC97_SPDIF ... AC97_LINE1_LEVEL:
649 	case AC97_GPIO_CFG ... 0x5c:
650 	case AC97_CODEC_CLASS_REV ... AC97_PCI_SID:
651 	case 0x74 ... AC97_VENDOR_ID2:
652 		return true;
653 	default:
654 		return false;
655 	}
656 }
657 
658 static bool wm9713_writeable_reg(struct device *dev, unsigned int reg)
659 {
660 	switch (reg) {
661 	case AC97_VENDOR_ID1:
662 	case AC97_VENDOR_ID2:
663 		return false;
664 	default:
665 		return wm9713_readable_reg(dev, reg);
666 	}
667 }
668 
669 static const struct reg_default wm9713_reg_defaults[] = {
670 	{ 0x02, 0x8080 },	/* Speaker Output Volume */
671 	{ 0x04, 0x8080 },	/* Headphone Output Volume */
672 	{ 0x06, 0x8080 },	/* Out3/OUT4 Volume */
673 	{ 0x08, 0xc880 },	/* Mono Volume */
674 	{ 0x0a, 0xe808 },	/* LINEIN Volume */
675 	{ 0x0c, 0xe808 },	/* DAC PGA Volume */
676 	{ 0x0e, 0x0808 },	/* MIC PGA Volume */
677 	{ 0x10, 0x00da },	/* MIC Routing Control */
678 	{ 0x12, 0x8000 },	/* Record PGA Volume */
679 	{ 0x14, 0xd600 },	/* Record Routing */
680 	{ 0x16, 0xaaa0 },	/* PCBEEP Volume */
681 	{ 0x18, 0xaaa0 },	/* VxDAC Volume */
682 	{ 0x1a, 0xaaa0 },	/* AUXDAC Volume */
683 	{ 0x1c, 0x0000 },	/* Output PGA Mux */
684 	{ 0x1e, 0x0000 },	/* DAC 3D control */
685 	{ 0x20, 0x0f0f },	/* DAC Tone Control*/
686 	{ 0x22, 0x0040 },	/* MIC Input Select & Bias */
687 	{ 0x24, 0x0000 },	/* Output Volume Mapping & Jack */
688 	{ 0x26, 0x7f00 },	/* Powerdown Ctrl/Stat*/
689 	{ 0x28, 0x0405 },	/* Extended Audio ID */
690 	{ 0x2a, 0x0410 },	/* Extended Audio Start/Ctrl */
691 	{ 0x2c, 0xbb80 },	/* Audio DACs Sample Rate */
692 	{ 0x2e, 0xbb80 },	/* AUXDAC Sample Rate */
693 	{ 0x32, 0xbb80 },	/* Audio ADCs Sample Rate */
694 	{ 0x36, 0x4523 },	/* PCM codec control */
695 	{ 0x3a, 0x2000 },	/* SPDIF control */
696 	{ 0x3c, 0xfdff },	/* Powerdown 1 */
697 	{ 0x3e, 0xffff },	/* Powerdown 2 */
698 	{ 0x40, 0x0000 },	/* General Purpose */
699 	{ 0x42, 0x0000 },	/* Fast Power-Up Control */
700 	{ 0x44, 0x0080 },	/* MCLK/PLL Control */
701 	{ 0x46, 0x0000 },	/* MCLK/PLL Control */
702 	{ 0x4c, 0xfffe },	/* GPIO Pin Configuration */
703 	{ 0x4e, 0xffff },	/* GPIO Pin Polarity / Type */
704 	{ 0x50, 0x0000 },	/* GPIO Pin Sticky */
705 	{ 0x52, 0x0000 },	/* GPIO Pin Wake-Up */
706 				/* GPIO Pin Status */
707 	{ 0x56, 0xfffe },	/* GPIO Pin Sharing */
708 	{ 0x58, 0x4000 },	/* GPIO PullUp/PullDown */
709 	{ 0x5a, 0x0000 },	/* Additional Functions 1 */
710 	{ 0x5c, 0x0000 },	/* Additional Functions 2 */
711 	{ 0x60, 0xb032 },	/* ALC Control */
712 	{ 0x62, 0x3e00 },	/* ALC / Noise Gate Control */
713 	{ 0x64, 0x0000 },	/* AUXDAC input control */
714 	{ 0x74, 0x0000 },	/* Digitiser Reg 1 */
715 	{ 0x76, 0x0006 },	/* Digitiser Reg 2 */
716 	{ 0x78, 0x0001 },	/* Digitiser Reg 3 */
717 	{ 0x7a, 0x0000 },	/* Digitiser Read Back */
718 };
719 
720 static const struct regmap_config wm9713_regmap_config = {
721 	.reg_bits = 16,
722 	.reg_stride = 2,
723 	.val_bits = 16,
724 	.max_register = 0x7e,
725 	.cache_type = REGCACHE_MAPLE,
726 
727 	.reg_defaults = wm9713_reg_defaults,
728 	.num_reg_defaults = ARRAY_SIZE(wm9713_reg_defaults),
729 	.volatile_reg = regmap_ac97_default_volatile,
730 	.readable_reg = wm9713_readable_reg,
731 	.writeable_reg = wm9713_writeable_reg,
732 };
733 
734 /* PLL divisors */
735 struct _pll_div {
736 	u32 divsel:1;
737 	u32 divctl:1;
738 	u32 lf:1;
739 	u32 n:4;
740 	u32 k:24;
741 };
742 
743 /* The size in bits of the PLL divide multiplied by 10
744  * to allow rounding later */
745 #define FIXED_PLL_SIZE ((1 << 22) * 10)
746 
747 static void pll_factors(struct snd_soc_component *component,
748 	struct _pll_div *pll_div, unsigned int source)
749 {
750 	u64 Kpart;
751 	unsigned int K, Ndiv, Nmod, target;
752 
753 	/* The PLL output is always 98.304MHz. */
754 	target = 98304000;
755 
756 	/* If the input frequency is over 14.4MHz then scale it down. */
757 	if (source > 14400000) {
758 		source >>= 1;
759 		pll_div->divsel = 1;
760 
761 		if (source > 14400000) {
762 			source >>= 1;
763 			pll_div->divctl = 1;
764 		} else
765 			pll_div->divctl = 0;
766 
767 	} else {
768 		pll_div->divsel = 0;
769 		pll_div->divctl = 0;
770 	}
771 
772 	/* Low frequency sources require an additional divide in the
773 	 * loop.
774 	 */
775 	if (source < 8192000) {
776 		pll_div->lf = 1;
777 		target >>= 2;
778 	} else
779 		pll_div->lf = 0;
780 
781 	Ndiv = target / source;
782 	if ((Ndiv < 5) || (Ndiv > 12))
783 		dev_warn(component->dev,
784 			"WM9713 PLL N value %u out of recommended range!\n",
785 			Ndiv);
786 
787 	pll_div->n = Ndiv;
788 	Nmod = target % source;
789 	Kpart = FIXED_PLL_SIZE * (long long)Nmod;
790 
791 	do_div(Kpart, source);
792 
793 	K = Kpart & 0xFFFFFFFF;
794 
795 	/* Check if we need to round */
796 	if ((K % 10) >= 5)
797 		K += 5;
798 
799 	/* Move down to proper range now rounding is done */
800 	K /= 10;
801 
802 	pll_div->k = K;
803 }
804 
805 /*
806  * Please note that changing the PLL input frequency may require
807  * resynchronisation with the AC97 controller.
808  */
809 static int wm9713_set_pll(struct snd_soc_component *component,
810 	int pll_id, unsigned int freq_in, unsigned int freq_out)
811 {
812 	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
813 	u16 reg, reg2;
814 	struct _pll_div pll_div;
815 
816 	/* turn PLL off ? */
817 	if (freq_in == 0) {
818 		/* disable PLL power and select ext source */
819 		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0080, 0x0080);
820 		snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x0200, 0x0200);
821 		wm9713->pll_in = 0;
822 		return 0;
823 	}
824 
825 	pll_factors(component, &pll_div, freq_in);
826 
827 	if (pll_div.k == 0) {
828 		reg = (pll_div.n << 12) | (pll_div.lf << 11) |
829 			(pll_div.divsel << 9) | (pll_div.divctl << 8);
830 		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
831 	} else {
832 		/* write the fractional k to the reg 0x46 pages */
833 		reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
834 			(pll_div.divsel << 9) | (pll_div.divctl << 8);
835 
836 		/* K [21:20] */
837 		reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
838 		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
839 
840 		/* K [19:16] */
841 		reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
842 		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
843 
844 		/* K [15:12] */
845 		reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
846 		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
847 
848 		/* K [11:8] */
849 		reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
850 		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
851 
852 		/* K [7:4] */
853 		reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
854 		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
855 
856 		reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
857 		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
858 	}
859 
860 	/* turn PLL on and select as source */
861 	snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x0200, 0x0000);
862 	snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0080, 0x0000);
863 	wm9713->pll_in = freq_in;
864 
865 	/* wait 10ms AC97 link frames for the link to stabilise */
866 	schedule_timeout_interruptible(msecs_to_jiffies(10));
867 	return 0;
868 }
869 
870 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
871 		int source, unsigned int freq_in, unsigned int freq_out)
872 {
873 	struct snd_soc_component *component = codec_dai->component;
874 	return wm9713_set_pll(component, pll_id, freq_in, freq_out);
875 }
876 
877 /*
878  * Tristate the PCM DAI lines, tristate can be disabled by calling
879  * wm9713_set_dai_fmt()
880  */
881 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
882 	int tristate)
883 {
884 	struct snd_soc_component *component = codec_dai->component;
885 
886 	if (tristate)
887 		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
888 				    0x6000, 0x0000);
889 
890 	return 0;
891 }
892 
893 /*
894  * Configure WM9713 clock dividers.
895  * Voice DAC needs 256 FS
896  */
897 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
898 		int div_id, int div)
899 {
900 	struct snd_soc_component *component = codec_dai->component;
901 
902 	switch (div_id) {
903 	case WM9713_PCMCLK_DIV:
904 		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0f00, div);
905 		break;
906 	case WM9713_CLKA_MULT:
907 		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0002, div);
908 		break;
909 	case WM9713_CLKB_MULT:
910 		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0004, div);
911 		break;
912 	case WM9713_HIFI_DIV:
913 		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x7000, div);
914 		break;
915 	case WM9713_PCMBCLK_DIV:
916 		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER, 0x0e00, div);
917 		break;
918 	case WM9713_PCMCLK_PLL_DIV:
919 		snd_soc_component_update_bits(component, AC97_LINE1_LEVEL,
920 				    0x007f, div | 0x60);
921 		break;
922 	case WM9713_HIFI_PLL_DIV:
923 		snd_soc_component_update_bits(component, AC97_LINE1_LEVEL,
924 				    0x007f, div | 0x70);
925 		break;
926 	default:
927 		return -EINVAL;
928 	}
929 
930 	return 0;
931 }
932 
933 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
934 		unsigned int fmt)
935 {
936 	struct snd_soc_component *component = codec_dai->component;
937 	u16 gpio = snd_soc_component_read(component, AC97_GPIO_CFG) & 0xffc5;
938 	u16 reg = 0x8000;
939 
940 	/* clock masters */
941 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
942 	case SND_SOC_DAIFMT_CBP_CFP:
943 		reg |= 0x4000;
944 		gpio |= 0x0010;
945 		break;
946 	case SND_SOC_DAIFMT_CBP_CFC:
947 		reg |= 0x6000;
948 		gpio |= 0x0018;
949 		break;
950 	case SND_SOC_DAIFMT_CBC_CFC:
951 		reg |= 0x2000;
952 		gpio |= 0x001a;
953 		break;
954 	case SND_SOC_DAIFMT_CBC_CFP:
955 		gpio |= 0x0012;
956 		break;
957 	}
958 
959 	/* clock inversion */
960 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
961 	case SND_SOC_DAIFMT_IB_IF:
962 		reg |= 0x00c0;
963 		break;
964 	case SND_SOC_DAIFMT_IB_NF:
965 		reg |= 0x0080;
966 		break;
967 	case SND_SOC_DAIFMT_NB_IF:
968 		reg |= 0x0040;
969 		break;
970 	}
971 
972 	/* DAI format */
973 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
974 	case SND_SOC_DAIFMT_I2S:
975 		reg |= 0x0002;
976 		break;
977 	case SND_SOC_DAIFMT_RIGHT_J:
978 		break;
979 	case SND_SOC_DAIFMT_LEFT_J:
980 		reg |= 0x0001;
981 		break;
982 	case SND_SOC_DAIFMT_DSP_A:
983 		reg |= 0x0003;
984 		break;
985 	case SND_SOC_DAIFMT_DSP_B:
986 		reg |= 0x0043;
987 		break;
988 	}
989 
990 	snd_soc_component_write(component, AC97_GPIO_CFG, gpio);
991 	snd_soc_component_write(component, AC97_CENTER_LFE_MASTER, reg);
992 	return 0;
993 }
994 
995 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
996 				struct snd_pcm_hw_params *params,
997 				struct snd_soc_dai *dai)
998 {
999 	struct snd_soc_component *component = dai->component;
1000 
1001 	/* enable PCM interface in master mode */
1002 	switch (params_width(params)) {
1003 	case 16:
1004 		break;
1005 	case 20:
1006 		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
1007 				    0x000c, 0x0004);
1008 		break;
1009 	case 24:
1010 		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
1011 				    0x000c, 0x0008);
1012 		break;
1013 	case 32:
1014 		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
1015 				    0x000c, 0x000c);
1016 		break;
1017 	}
1018 	return 0;
1019 }
1020 
1021 static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
1022 			     struct snd_soc_dai *dai)
1023 {
1024 	struct snd_soc_component *component = dai->component;
1025 	struct snd_pcm_runtime *runtime = substream->runtime;
1026 	int reg;
1027 
1028 	snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x0001, 0x0001);
1029 
1030 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
1031 		reg = AC97_PCM_FRONT_DAC_RATE;
1032 	else
1033 		reg = AC97_PCM_LR_ADC_RATE;
1034 
1035 	return snd_soc_component_write(component, reg, runtime->rate);
1036 }
1037 
1038 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
1039 			    struct snd_soc_dai *dai)
1040 {
1041 	struct snd_soc_component *component = dai->component;
1042 	struct snd_pcm_runtime *runtime = substream->runtime;
1043 
1044 	snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x0001, 0x0001);
1045 	snd_soc_component_update_bits(component, AC97_PCI_SID, 0x8000, 0x8000);
1046 
1047 	if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1048 		return -ENODEV;
1049 
1050 	return snd_soc_component_write(component, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1051 }
1052 
1053 #define WM9713_RATES (SNDRV_PCM_RATE_8000  |	\
1054 		      SNDRV_PCM_RATE_11025 |	\
1055 		      SNDRV_PCM_RATE_22050 |	\
1056 		      SNDRV_PCM_RATE_44100 |	\
1057 		      SNDRV_PCM_RATE_48000)
1058 
1059 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000  |	\
1060 			  SNDRV_PCM_RATE_11025 |	\
1061 			  SNDRV_PCM_RATE_16000 |	\
1062 			  SNDRV_PCM_RATE_22050 |	\
1063 			  SNDRV_PCM_RATE_44100 |	\
1064 			  SNDRV_PCM_RATE_48000)
1065 
1066 #define WM9713_PCM_FORMATS \
1067 	(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1068 	 SNDRV_PCM_FMTBIT_S24_LE)
1069 
1070 static const struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
1071 	.prepare	= ac97_hifi_prepare,
1072 	.set_clkdiv	= wm9713_set_dai_clkdiv,
1073 	.set_pll	= wm9713_set_dai_pll,
1074 };
1075 
1076 static const struct snd_soc_dai_ops wm9713_dai_ops_aux = {
1077 	.prepare	= ac97_aux_prepare,
1078 	.set_clkdiv	= wm9713_set_dai_clkdiv,
1079 	.set_pll	= wm9713_set_dai_pll,
1080 };
1081 
1082 static const struct snd_soc_dai_ops wm9713_dai_ops_voice = {
1083 	.hw_params	= wm9713_pcm_hw_params,
1084 	.set_clkdiv	= wm9713_set_dai_clkdiv,
1085 	.set_pll	= wm9713_set_dai_pll,
1086 	.set_fmt	= wm9713_set_dai_fmt,
1087 	.set_tristate	= wm9713_set_dai_tristate,
1088 };
1089 
1090 static struct snd_soc_dai_driver wm9713_dai[] = {
1091 {
1092 	.name = "wm9713-hifi",
1093 	.playback = {
1094 		.stream_name = "HiFi Playback",
1095 		.channels_min = 1,
1096 		.channels_max = 2,
1097 		.rates = WM9713_RATES,
1098 		.formats = SND_SOC_STD_AC97_FMTS,},
1099 	.capture = {
1100 		.stream_name = "HiFi Capture",
1101 		.channels_min = 1,
1102 		.channels_max = 2,
1103 		.rates = WM9713_RATES,
1104 		.formats = SND_SOC_STD_AC97_FMTS,},
1105 	.ops = &wm9713_dai_ops_hifi,
1106 	},
1107 	{
1108 	.name = "wm9713-aux",
1109 	.playback = {
1110 		.stream_name = "Aux Playback",
1111 		.channels_min = 1,
1112 		.channels_max = 1,
1113 		.rates = WM9713_RATES,
1114 		.formats = SND_SOC_STD_AC97_FMTS,},
1115 	.ops = &wm9713_dai_ops_aux,
1116 	},
1117 	{
1118 	.name = "wm9713-voice",
1119 	.playback = {
1120 		.stream_name = "Voice Playback",
1121 		.channels_min = 1,
1122 		.channels_max = 1,
1123 		.rates = WM9713_PCM_RATES,
1124 		.formats = WM9713_PCM_FORMATS,},
1125 	.capture = {
1126 		.stream_name = "Voice Capture",
1127 		.channels_min = 1,
1128 		.channels_max = 2,
1129 		.rates = WM9713_PCM_RATES,
1130 		.formats = WM9713_PCM_FORMATS,},
1131 	.ops = &wm9713_dai_ops_voice,
1132 	.symmetric_rate = 1,
1133 	},
1134 };
1135 
1136 static int wm9713_set_bias_level(struct snd_soc_component *component,
1137 				 enum snd_soc_bias_level level)
1138 {
1139 	switch (level) {
1140 	case SND_SOC_BIAS_ON:
1141 		/* enable thermal shutdown */
1142 		snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0xe400, 0x0000);
1143 		break;
1144 	case SND_SOC_BIAS_PREPARE:
1145 		break;
1146 	case SND_SOC_BIAS_STANDBY:
1147 		/* enable master bias and vmid */
1148 		snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0xc400, 0x0000);
1149 		snd_soc_component_write(component, AC97_POWERDOWN, 0x0000);
1150 		break;
1151 	case SND_SOC_BIAS_OFF:
1152 		/* disable everything including AC link */
1153 		snd_soc_component_write(component, AC97_EXTENDED_MID, 0xffff);
1154 		snd_soc_component_write(component, AC97_EXTENDED_MSTATUS, 0xffff);
1155 		snd_soc_component_write(component, AC97_POWERDOWN, 0xffff);
1156 		break;
1157 	}
1158 	return 0;
1159 }
1160 
1161 static int wm9713_soc_suspend(struct snd_soc_component *component)
1162 {
1163 	/* Disable everything except touchpanel - that will be handled
1164 	 * by the touch driver and left disabled if touch is not in
1165 	 * use. */
1166 	snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x7fff,
1167 				 0x7fff);
1168 	snd_soc_component_write(component, AC97_EXTENDED_MSTATUS, 0xffff);
1169 	snd_soc_component_write(component, AC97_POWERDOWN, 0x6f00);
1170 	snd_soc_component_write(component, AC97_POWERDOWN, 0xffff);
1171 
1172 	return 0;
1173 }
1174 
1175 static int wm9713_soc_resume(struct snd_soc_component *component)
1176 {
1177 	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
1178 	struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
1179 	int ret;
1180 
1181 	ret = snd_ac97_reset(wm9713->ac97, true, WM9713_VENDOR_ID,
1182 		WM9713_VENDOR_ID_MASK);
1183 	if (ret < 0)
1184 		return ret;
1185 
1186 	snd_soc_dapm_force_bias_level(dapm, SND_SOC_BIAS_STANDBY);
1187 
1188 	/* do we need to re-start the PLL ? */
1189 	if (wm9713->pll_in)
1190 		wm9713_set_pll(component, 0, wm9713->pll_in, 0);
1191 
1192 	/* only synchronise the codec if warm reset failed */
1193 	if (ret == 0) {
1194 		regcache_mark_dirty(component->regmap);
1195 		snd_soc_component_cache_sync(component);
1196 	}
1197 
1198 	return ret;
1199 }
1200 
1201 static int wm9713_soc_probe(struct snd_soc_component *component)
1202 {
1203 	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
1204 	struct regmap *regmap = NULL;
1205 
1206 	if (wm9713->mfd_pdata) {
1207 		wm9713->ac97 = wm9713->mfd_pdata->ac97;
1208 		regmap = wm9713->mfd_pdata->regmap;
1209 	} else if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS)) {
1210 		wm9713->ac97 = snd_soc_new_ac97_component(component, WM9713_VENDOR_ID,
1211 						      WM9713_VENDOR_ID_MASK);
1212 		if (IS_ERR(wm9713->ac97))
1213 			return PTR_ERR(wm9713->ac97);
1214 		regmap = regmap_init_ac97(wm9713->ac97, &wm9713_regmap_config);
1215 		if (IS_ERR(regmap)) {
1216 			snd_soc_free_ac97_component(wm9713->ac97);
1217 			return PTR_ERR(regmap);
1218 		}
1219 	} else {
1220 		return -ENXIO;
1221 	}
1222 
1223 	snd_soc_component_init_regmap(component, regmap);
1224 
1225 	/* unmute the adc - move to kcontrol */
1226 	snd_soc_component_update_bits(component, AC97_CD, 0x7fff, 0x0000);
1227 
1228 	return 0;
1229 }
1230 
1231 static void wm9713_soc_remove(struct snd_soc_component *component)
1232 {
1233 	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
1234 
1235 	if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS) && !wm9713->mfd_pdata) {
1236 		snd_soc_component_exit_regmap(component);
1237 		snd_soc_free_ac97_component(wm9713->ac97);
1238 	}
1239 }
1240 
1241 static const struct snd_soc_component_driver soc_component_dev_wm9713 = {
1242 	.probe			= wm9713_soc_probe,
1243 	.remove			= wm9713_soc_remove,
1244 	.suspend		= wm9713_soc_suspend,
1245 	.resume			= wm9713_soc_resume,
1246 	.set_bias_level		= wm9713_set_bias_level,
1247 	.controls		= wm9713_snd_ac97_controls,
1248 	.num_controls		= ARRAY_SIZE(wm9713_snd_ac97_controls),
1249 	.dapm_widgets		= wm9713_dapm_widgets,
1250 	.num_dapm_widgets	= ARRAY_SIZE(wm9713_dapm_widgets),
1251 	.dapm_routes		= wm9713_audio_map,
1252 	.num_dapm_routes	= ARRAY_SIZE(wm9713_audio_map),
1253 	.idle_bias_on		= 1,
1254 	.use_pmdown_time	= 1,
1255 	.endianness		= 1,
1256 };
1257 
1258 static int wm9713_probe(struct platform_device *pdev)
1259 {
1260 	struct wm9713_priv *wm9713;
1261 
1262 	wm9713 = devm_kzalloc(&pdev->dev, sizeof(*wm9713), GFP_KERNEL);
1263 	if (wm9713 == NULL)
1264 		return -ENOMEM;
1265 
1266 	mutex_init(&wm9713->lock);
1267 
1268 	wm9713->mfd_pdata = dev_get_platdata(&pdev->dev);
1269 	platform_set_drvdata(pdev, wm9713);
1270 
1271 	return devm_snd_soc_register_component(&pdev->dev,
1272 			&soc_component_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai));
1273 }
1274 
1275 static struct platform_driver wm9713_codec_driver = {
1276 	.driver = {
1277 			.name = "wm9713-codec",
1278 	},
1279 
1280 	.probe = wm9713_probe,
1281 };
1282 
1283 module_platform_driver(wm9713_codec_driver);
1284 
1285 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1286 MODULE_AUTHOR("Liam Girdwood");
1287 MODULE_LICENSE("GPL");
1288