wm9713.c 42 KB

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  1. /*
  2. * wm9713.c -- ALSA Soc WM9713 codec support
  3. *
  4. * Copyright 2006 Wolfson Microelectronics PLC.
  5. * Author: Liam Girdwood <lrg@slimlogic.co.uk>
  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. *
  12. * Features:-
  13. *
  14. * o Support for AC97 Codec, Voice DAC and Aux DAC
  15. * o Support for DAPM
  16. */
  17. #include <linux/init.h>
  18. #include <linux/slab.h>
  19. #include <linux/module.h>
  20. #include <linux/device.h>
  21. #include <sound/core.h>
  22. #include <sound/pcm.h>
  23. #include <sound/ac97_codec.h>
  24. #include <sound/initval.h>
  25. #include <sound/pcm_params.h>
  26. #include <sound/tlv.h>
  27. #include <sound/soc.h>
  28. #include <sound/soc-dapm.h>
  29. #include "wm9713.h"
  30. struct wm9713_priv {
  31. u32 pll_in; /* PLL input frequency */
  32. };
  33. static unsigned int ac97_read(struct snd_soc_codec *codec,
  34. unsigned int reg);
  35. static int ac97_write(struct snd_soc_codec *codec,
  36. unsigned int reg, unsigned int val);
  37. /*
  38. * WM9713 register cache
  39. * Reg 0x3c bit 15 is used by touch driver.
  40. */
  41. static const u16 wm9713_reg[] = {
  42. 0x6174, 0x8080, 0x8080, 0x8080,
  43. 0xc880, 0xe808, 0xe808, 0x0808,
  44. 0x00da, 0x8000, 0xd600, 0xaaa0,
  45. 0xaaa0, 0xaaa0, 0x0000, 0x0000,
  46. 0x0f0f, 0x0040, 0x0000, 0x7f00,
  47. 0x0405, 0x0410, 0xbb80, 0xbb80,
  48. 0x0000, 0xbb80, 0x0000, 0x4523,
  49. 0x0000, 0x2000, 0x7eff, 0xffff,
  50. 0x0000, 0x0000, 0x0080, 0x0000,
  51. 0x0000, 0x0000, 0xfffe, 0xffff,
  52. 0x0000, 0x0000, 0x0000, 0xfffe,
  53. 0x4000, 0x0000, 0x0000, 0x0000,
  54. 0xb032, 0x3e00, 0x0000, 0x0000,
  55. 0x0000, 0x0000, 0x0000, 0x0000,
  56. 0x0000, 0x0000, 0x0000, 0x0006,
  57. 0x0001, 0x0000, 0x574d, 0x4c13,
  58. 0x0000, 0x0000, 0x0000
  59. };
  60. /* virtual HP mixers regs */
  61. #define HPL_MIXER 0x80
  62. #define HPR_MIXER 0x82
  63. #define MICB_MUX 0x82
  64. static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
  65. static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
  66. static const char *wm9713_rec_src[] =
  67. {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
  68. "Mono Out", "Zh"};
  69. static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
  70. static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
  71. static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv",
  72. "Mono Vmid", "Inv Vmid"};
  73. static const char *wm9713_spk_pga[] =
  74. {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
  75. "Speaker Vmid", "Inv Vmid"};
  76. static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
  77. "Headphone Vmid"};
  78. static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
  79. static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
  80. static const char *wm9713_dac_inv[] =
  81. {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
  82. "Headphone Mono", "NC", "Vmid"};
  83. static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
  84. static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
  85. static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
  86. static const char *wm9713_micb_select[] = {"MPB", "MPA"};
  87. static const struct soc_enum wm9713_enum[] = {
  88. SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
  89. SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
  90. SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */
  91. SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */
  92. SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/
  93. SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
  94. SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
  95. SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
  96. SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
  97. SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
  98. SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
  99. SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
  100. SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
  101. SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
  102. SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
  103. SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
  104. SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
  105. SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
  106. SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
  107. SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */
  108. };
  109. static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
  110. static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
  111. static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0);
  112. static unsigned int mic_tlv[] = {
  113. TLV_DB_RANGE_HEAD(2),
  114. 0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0),
  115. 3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0),
  116. };
  117. static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
  118. SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv),
  119. SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
  120. SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1,
  121. out_tlv),
  122. SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
  123. SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv),
  124. SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv),
  125. SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
  126. SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
  127. SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv),
  128. SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv),
  129. SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
  130. SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
  131. SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
  132. SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
  133. SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
  134. SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
  135. SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv),
  136. SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
  137. SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
  138. SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
  139. SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
  140. SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
  141. SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
  142. SOC_ENUM("ALC Function", wm9713_enum[6]),
  143. SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
  144. SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
  145. SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
  146. SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
  147. SOC_ENUM("ALC NG Type", wm9713_enum[17]),
  148. SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
  149. SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
  150. SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
  151. SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
  152. SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
  153. SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv),
  154. SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
  155. SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
  156. SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv),
  157. SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv),
  158. SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
  159. SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
  160. SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv),
  161. SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1,
  162. misc_tlv),
  163. SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1,
  164. misc_tlv),
  165. SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv),
  166. SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1,
  167. misc_tlv),
  168. SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
  169. SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
  170. SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1,
  171. misc_tlv),
  172. SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1,
  173. misc_tlv),
  174. SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1,
  175. misc_tlv),
  176. SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1,
  177. misc_tlv),
  178. SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1,
  179. misc_tlv),
  180. SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
  181. SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
  182. SOC_ENUM("Bass Control", wm9713_enum[16]),
  183. SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
  184. SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
  185. SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
  186. SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
  187. SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
  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. static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
  193. struct snd_kcontrol *kcontrol, int event)
  194. {
  195. struct snd_soc_codec *codec = w->codec;
  196. u16 status, rate;
  197. BUG_ON(event != SND_SOC_DAPM_PRE_PMD);
  198. /* Gracefully shut down the voice interface. */
  199. status = ac97_read(codec, AC97_EXTENDED_MID) | 0x1000;
  200. rate = ac97_read(codec, AC97_HANDSET_RATE) & 0xF0FF;
  201. ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0200);
  202. schedule_timeout_interruptible(msecs_to_jiffies(1));
  203. ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0F00);
  204. ac97_write(codec, AC97_EXTENDED_MID, status);
  205. return 0;
  206. }
  207. /* We have to create a fake left and right HP mixers because
  208. * the codec only has a single control that is shared by both channels.
  209. * This makes it impossible to determine the audio path using the current
  210. * register map, thus we add a new (virtual) register to help determine the
  211. * audio route within the device.
  212. */
  213. static int mixer_event(struct snd_soc_dapm_widget *w,
  214. struct snd_kcontrol *kcontrol, int event)
  215. {
  216. u16 l, r, beep, tone, phone, rec, pcm, aux;
  217. l = ac97_read(w->codec, HPL_MIXER);
  218. r = ac97_read(w->codec, HPR_MIXER);
  219. beep = ac97_read(w->codec, AC97_PC_BEEP);
  220. tone = ac97_read(w->codec, AC97_MASTER_TONE);
  221. phone = ac97_read(w->codec, AC97_PHONE);
  222. rec = ac97_read(w->codec, AC97_REC_SEL);
  223. pcm = ac97_read(w->codec, AC97_PCM);
  224. aux = ac97_read(w->codec, AC97_AUX);
  225. if (event & SND_SOC_DAPM_PRE_REG)
  226. return 0;
  227. if ((l & 0x1) || (r & 0x1))
  228. ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
  229. else
  230. ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
  231. if ((l & 0x2) || (r & 0x2))
  232. ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff);
  233. else
  234. ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000);
  235. if ((l & 0x4) || (r & 0x4))
  236. ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
  237. else
  238. ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
  239. if ((l & 0x8) || (r & 0x8))
  240. ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff);
  241. else
  242. ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000);
  243. if ((l & 0x10) || (r & 0x10))
  244. ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
  245. else
  246. ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
  247. if ((l & 0x20) || (r & 0x20))
  248. ac97_write(w->codec, AC97_AUX, aux & 0x7fff);
  249. else
  250. ac97_write(w->codec, AC97_AUX, aux | 0x8000);
  251. return 0;
  252. }
  253. /* Left Headphone Mixers */
  254. static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
  255. SOC_DAPM_SINGLE("Beep Playback Switch", HPL_MIXER, 5, 1, 0),
  256. SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0),
  257. SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0),
  258. SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0),
  259. SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0),
  260. SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0),
  261. };
  262. /* Right Headphone Mixers */
  263. static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
  264. SOC_DAPM_SINGLE("Beep Playback Switch", HPR_MIXER, 5, 1, 0),
  265. SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0),
  266. SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0),
  267. SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0),
  268. SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0),
  269. SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0),
  270. };
  271. /* headphone capture mux */
  272. static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
  273. SOC_DAPM_ENUM("Route", wm9713_enum[1]);
  274. /* headphone mic mux */
  275. static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
  276. SOC_DAPM_ENUM("Route", wm9713_enum[0]);
  277. /* Speaker Mixer */
  278. static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
  279. SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1),
  280. SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
  281. SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
  282. SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
  283. SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
  284. SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
  285. };
  286. /* Mono Mixer */
  287. static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
  288. SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1),
  289. SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
  290. SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
  291. SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
  292. SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
  293. SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
  294. SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
  295. SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
  296. };
  297. /* mono mic mux */
  298. static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
  299. SOC_DAPM_ENUM("Route", wm9713_enum[2]);
  300. /* mono output mux */
  301. static const struct snd_kcontrol_new wm9713_mono_mux_controls =
  302. SOC_DAPM_ENUM("Route", wm9713_enum[7]);
  303. /* speaker left output mux */
  304. static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
  305. SOC_DAPM_ENUM("Route", wm9713_enum[8]);
  306. /* speaker right output mux */
  307. static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
  308. SOC_DAPM_ENUM("Route", wm9713_enum[9]);
  309. /* headphone left output mux */
  310. static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
  311. SOC_DAPM_ENUM("Route", wm9713_enum[10]);
  312. /* headphone right output mux */
  313. static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
  314. SOC_DAPM_ENUM("Route", wm9713_enum[11]);
  315. /* Out3 mux */
  316. static const struct snd_kcontrol_new wm9713_out3_mux_controls =
  317. SOC_DAPM_ENUM("Route", wm9713_enum[12]);
  318. /* Out4 mux */
  319. static const struct snd_kcontrol_new wm9713_out4_mux_controls =
  320. SOC_DAPM_ENUM("Route", wm9713_enum[13]);
  321. /* DAC inv mux 1 */
  322. static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
  323. SOC_DAPM_ENUM("Route", wm9713_enum[14]);
  324. /* DAC inv mux 2 */
  325. static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
  326. SOC_DAPM_ENUM("Route", wm9713_enum[15]);
  327. /* Capture source left */
  328. static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
  329. SOC_DAPM_ENUM("Route", wm9713_enum[3]);
  330. /* Capture source right */
  331. static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
  332. SOC_DAPM_ENUM("Route", wm9713_enum[4]);
  333. /* mic source */
  334. static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
  335. SOC_DAPM_ENUM("Route", wm9713_enum[18]);
  336. /* mic source B virtual control */
  337. static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
  338. SOC_DAPM_ENUM("Route", wm9713_enum[19]);
  339. static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
  340. SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
  341. &wm9713_hp_rec_mux_controls),
  342. SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
  343. &wm9713_hp_mic_mux_controls),
  344. SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
  345. &wm9713_mono_mic_mux_controls),
  346. SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
  347. &wm9713_mono_mux_controls),
  348. SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
  349. &wm9713_hp_spkl_mux_controls),
  350. SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
  351. &wm9713_hp_spkr_mux_controls),
  352. SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
  353. &wm9713_hpl_out_mux_controls),
  354. SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
  355. &wm9713_hpr_out_mux_controls),
  356. SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
  357. &wm9713_out3_mux_controls),
  358. SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
  359. &wm9713_out4_mux_controls),
  360. SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
  361. &wm9713_dac_inv1_mux_controls),
  362. SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
  363. &wm9713_dac_inv2_mux_controls),
  364. SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
  365. &wm9713_rec_srcl_mux_controls),
  366. SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
  367. &wm9713_rec_srcr_mux_controls),
  368. SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
  369. &wm9713_mic_sel_mux_controls),
  370. SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
  371. &wm9713_micb_sel_mux_controls),
  372. SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
  373. &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls),
  374. mixer_event, SND_SOC_DAPM_POST_REG),
  375. SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
  376. &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls),
  377. mixer_event, SND_SOC_DAPM_POST_REG),
  378. SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
  379. &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
  380. SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
  381. &wm9713_speaker_mixer_controls[0],
  382. ARRAY_SIZE(wm9713_speaker_mixer_controls)),
  383. SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
  384. SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
  385. SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
  386. SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
  387. SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
  388. SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
  389. SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1,
  390. wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD),
  391. SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
  392. SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
  393. SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
  394. SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
  395. SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
  396. SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
  397. SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
  398. SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
  399. SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
  400. SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
  401. SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
  402. SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
  403. SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
  404. SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
  405. SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
  406. SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
  407. SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
  408. SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
  409. SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
  410. SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
  411. SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
  412. SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
  413. SND_SOC_DAPM_OUTPUT("MONO"),
  414. SND_SOC_DAPM_OUTPUT("HPL"),
  415. SND_SOC_DAPM_OUTPUT("HPR"),
  416. SND_SOC_DAPM_OUTPUT("SPKL"),
  417. SND_SOC_DAPM_OUTPUT("SPKR"),
  418. SND_SOC_DAPM_OUTPUT("OUT3"),
  419. SND_SOC_DAPM_OUTPUT("OUT4"),
  420. SND_SOC_DAPM_INPUT("LINEL"),
  421. SND_SOC_DAPM_INPUT("LINER"),
  422. SND_SOC_DAPM_INPUT("MONOIN"),
  423. SND_SOC_DAPM_INPUT("PCBEEP"),
  424. SND_SOC_DAPM_INPUT("MIC1"),
  425. SND_SOC_DAPM_INPUT("MIC2A"),
  426. SND_SOC_DAPM_INPUT("MIC2B"),
  427. SND_SOC_DAPM_VMID("VMID"),
  428. };
  429. static const struct snd_soc_dapm_route audio_map[] = {
  430. /* left HP mixer */
  431. {"Left HP Mixer", "Beep Playback Switch", "PCBEEP"},
  432. {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"},
  433. {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
  434. {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"},
  435. {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
  436. {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"},
  437. {"Left HP Mixer", NULL, "Capture Headphone Mux"},
  438. /* right HP mixer */
  439. {"Right HP Mixer", "Beep Playback Switch", "PCBEEP"},
  440. {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"},
  441. {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
  442. {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"},
  443. {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
  444. {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"},
  445. {"Right HP Mixer", NULL, "Capture Headphone Mux"},
  446. /* virtual mixer - mixes left & right channels for spk and mono */
  447. {"AC97 Mixer", NULL, "Left DAC"},
  448. {"AC97 Mixer", NULL, "Right DAC"},
  449. {"Line Mixer", NULL, "Right Line In"},
  450. {"Line Mixer", NULL, "Left Line In"},
  451. {"HP Mixer", NULL, "Left HP Mixer"},
  452. {"HP Mixer", NULL, "Right HP Mixer"},
  453. {"Capture Mixer", NULL, "Left Capture Source"},
  454. {"Capture Mixer", NULL, "Right Capture Source"},
  455. /* speaker mixer */
  456. {"Speaker Mixer", "Beep Playback Switch", "PCBEEP"},
  457. {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"},
  458. {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
  459. {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"},
  460. {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
  461. {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"},
  462. /* mono mixer */
  463. {"Mono Mixer", "Beep Playback Switch", "PCBEEP"},
  464. {"Mono Mixer", "Voice Playback Switch", "Voice DAC"},
  465. {"Mono Mixer", "Aux Playback Switch", "Aux DAC"},
  466. {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"},
  467. {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"},
  468. {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
  469. {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
  470. {"Mono Mixer", NULL, "Capture Mono Mux"},
  471. /* DAC inv mux 1 */
  472. {"DAC Inv Mux 1", "Mono", "Mono Mixer"},
  473. {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
  474. {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
  475. {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
  476. {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
  477. /* DAC inv mux 2 */
  478. {"DAC Inv Mux 2", "Mono", "Mono Mixer"},
  479. {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
  480. {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
  481. {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
  482. {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
  483. /* headphone left mux */
  484. {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
  485. /* headphone right mux */
  486. {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
  487. /* speaker left mux */
  488. {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
  489. {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
  490. {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
  491. /* speaker right mux */
  492. {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
  493. {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
  494. {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
  495. /* mono mux */
  496. {"Mono Out Mux", "Mono", "Mono Mixer"},
  497. {"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
  498. /* out 3 mux */
  499. {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
  500. /* out 4 mux */
  501. {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
  502. /* output pga */
  503. {"HPL", NULL, "Left Headphone"},
  504. {"Left Headphone", NULL, "Left Headphone Out Mux"},
  505. {"HPR", NULL, "Right Headphone"},
  506. {"Right Headphone", NULL, "Right Headphone Out Mux"},
  507. {"OUT3", NULL, "Out 3"},
  508. {"Out 3", NULL, "Out 3 Mux"},
  509. {"OUT4", NULL, "Out 4"},
  510. {"Out 4", NULL, "Out 4 Mux"},
  511. {"SPKL", NULL, "Left Speaker"},
  512. {"Left Speaker", NULL, "Left Speaker Out Mux"},
  513. {"SPKR", NULL, "Right Speaker"},
  514. {"Right Speaker", NULL, "Right Speaker Out Mux"},
  515. {"MONO", NULL, "Mono Out"},
  516. {"Mono Out", NULL, "Mono Out Mux"},
  517. /* input pga */
  518. {"Left Line In", NULL, "LINEL"},
  519. {"Right Line In", NULL, "LINER"},
  520. {"Mono In", NULL, "MONOIN"},
  521. {"Mic A PGA", NULL, "Mic A Pre Amp"},
  522. {"Mic B PGA", NULL, "Mic B Pre Amp"},
  523. /* left capture select */
  524. {"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
  525. {"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
  526. {"Left Capture Source", "Line", "LINEL"},
  527. {"Left Capture Source", "Mono In", "MONOIN"},
  528. {"Left Capture Source", "Headphone", "Left HP Mixer"},
  529. {"Left Capture Source", "Speaker", "Speaker Mixer"},
  530. {"Left Capture Source", "Mono Out", "Mono Mixer"},
  531. /* right capture select */
  532. {"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
  533. {"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
  534. {"Right Capture Source", "Line", "LINER"},
  535. {"Right Capture Source", "Mono In", "MONOIN"},
  536. {"Right Capture Source", "Headphone", "Right HP Mixer"},
  537. {"Right Capture Source", "Speaker", "Speaker Mixer"},
  538. {"Right Capture Source", "Mono Out", "Mono Mixer"},
  539. /* left ADC */
  540. {"Left ADC", NULL, "Left Capture Source"},
  541. {"Left Voice ADC", NULL, "Left ADC"},
  542. {"Left HiFi ADC", NULL, "Left ADC"},
  543. /* right ADC */
  544. {"Right ADC", NULL, "Right Capture Source"},
  545. {"Right Voice ADC", NULL, "Right ADC"},
  546. {"Right HiFi ADC", NULL, "Right ADC"},
  547. /* mic */
  548. {"Mic A Pre Amp", NULL, "Mic A Source"},
  549. {"Mic A Source", "Mic 1", "MIC1"},
  550. {"Mic A Source", "Mic 2 A", "MIC2A"},
  551. {"Mic A Source", "Mic 2 B", "Mic B Source"},
  552. {"Mic B Pre Amp", "MPB", "Mic B Source"},
  553. {"Mic B Source", NULL, "MIC2B"},
  554. /* headphone capture */
  555. {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
  556. {"Capture Headphone Mux", "Left", "Left Capture Source"},
  557. {"Capture Headphone Mux", "Right", "Right Capture Source"},
  558. /* mono capture */
  559. {"Capture Mono Mux", "Stereo", "Capture Mixer"},
  560. {"Capture Mono Mux", "Left", "Left Capture Source"},
  561. {"Capture Mono Mux", "Right", "Right Capture Source"},
  562. };
  563. static int wm9713_add_widgets(struct snd_soc_codec *codec)
  564. {
  565. snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets,
  566. ARRAY_SIZE(wm9713_dapm_widgets));
  567. snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
  568. return 0;
  569. }
  570. static unsigned int ac97_read(struct snd_soc_codec *codec,
  571. unsigned int reg)
  572. {
  573. u16 *cache = codec->reg_cache;
  574. if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
  575. reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
  576. reg == AC97_CD)
  577. return soc_ac97_ops.read(codec->ac97, reg);
  578. else {
  579. reg = reg >> 1;
  580. if (reg >= (ARRAY_SIZE(wm9713_reg)))
  581. return -EIO;
  582. return cache[reg];
  583. }
  584. }
  585. static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
  586. unsigned int val)
  587. {
  588. u16 *cache = codec->reg_cache;
  589. if (reg < 0x7c)
  590. soc_ac97_ops.write(codec->ac97, reg, val);
  591. reg = reg >> 1;
  592. if (reg < (ARRAY_SIZE(wm9713_reg)))
  593. cache[reg] = val;
  594. return 0;
  595. }
  596. /* PLL divisors */
  597. struct _pll_div {
  598. u32 divsel:1;
  599. u32 divctl:1;
  600. u32 lf:1;
  601. u32 n:4;
  602. u32 k:24;
  603. };
  604. /* The size in bits of the PLL divide multiplied by 10
  605. * to allow rounding later */
  606. #define FIXED_PLL_SIZE ((1 << 22) * 10)
  607. static void pll_factors(struct _pll_div *pll_div, unsigned int source)
  608. {
  609. u64 Kpart;
  610. unsigned int K, Ndiv, Nmod, target;
  611. /* The the PLL output is always 98.304MHz. */
  612. target = 98304000;
  613. /* If the input frequency is over 14.4MHz then scale it down. */
  614. if (source > 14400000) {
  615. source >>= 1;
  616. pll_div->divsel = 1;
  617. if (source > 14400000) {
  618. source >>= 1;
  619. pll_div->divctl = 1;
  620. } else
  621. pll_div->divctl = 0;
  622. } else {
  623. pll_div->divsel = 0;
  624. pll_div->divctl = 0;
  625. }
  626. /* Low frequency sources require an additional divide in the
  627. * loop.
  628. */
  629. if (source < 8192000) {
  630. pll_div->lf = 1;
  631. target >>= 2;
  632. } else
  633. pll_div->lf = 0;
  634. Ndiv = target / source;
  635. if ((Ndiv < 5) || (Ndiv > 12))
  636. printk(KERN_WARNING
  637. "WM9713 PLL N value %u out of recommended range!\n",
  638. Ndiv);
  639. pll_div->n = Ndiv;
  640. Nmod = target % source;
  641. Kpart = FIXED_PLL_SIZE * (long long)Nmod;
  642. do_div(Kpart, source);
  643. K = Kpart & 0xFFFFFFFF;
  644. /* Check if we need to round */
  645. if ((K % 10) >= 5)
  646. K += 5;
  647. /* Move down to proper range now rounding is done */
  648. K /= 10;
  649. pll_div->k = K;
  650. }
  651. /**
  652. * Please note that changing the PLL input frequency may require
  653. * resynchronisation with the AC97 controller.
  654. */
  655. static int wm9713_set_pll(struct snd_soc_codec *codec,
  656. int pll_id, unsigned int freq_in, unsigned int freq_out)
  657. {
  658. struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
  659. u16 reg, reg2;
  660. struct _pll_div pll_div;
  661. /* turn PLL off ? */
  662. if (freq_in == 0) {
  663. /* disable PLL power and select ext source */
  664. reg = ac97_read(codec, AC97_HANDSET_RATE);
  665. ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080);
  666. reg = ac97_read(codec, AC97_EXTENDED_MID);
  667. ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200);
  668. wm9713->pll_in = 0;
  669. return 0;
  670. }
  671. pll_factors(&pll_div, freq_in);
  672. if (pll_div.k == 0) {
  673. reg = (pll_div.n << 12) | (pll_div.lf << 11) |
  674. (pll_div.divsel << 9) | (pll_div.divctl << 8);
  675. ac97_write(codec, AC97_LINE1_LEVEL, reg);
  676. } else {
  677. /* write the fractional k to the reg 0x46 pages */
  678. reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
  679. (pll_div.divsel << 9) | (pll_div.divctl << 8);
  680. /* K [21:20] */
  681. reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
  682. ac97_write(codec, AC97_LINE1_LEVEL, reg);
  683. /* K [19:16] */
  684. reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
  685. ac97_write(codec, AC97_LINE1_LEVEL, reg);
  686. /* K [15:12] */
  687. reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
  688. ac97_write(codec, AC97_LINE1_LEVEL, reg);
  689. /* K [11:8] */
  690. reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
  691. ac97_write(codec, AC97_LINE1_LEVEL, reg);
  692. /* K [7:4] */
  693. reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
  694. ac97_write(codec, AC97_LINE1_LEVEL, reg);
  695. reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
  696. ac97_write(codec, AC97_LINE1_LEVEL, reg);
  697. }
  698. /* turn PLL on and select as source */
  699. reg = ac97_read(codec, AC97_EXTENDED_MID);
  700. ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff);
  701. reg = ac97_read(codec, AC97_HANDSET_RATE);
  702. ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f);
  703. wm9713->pll_in = freq_in;
  704. /* wait 10ms AC97 link frames for the link to stabilise */
  705. schedule_timeout_interruptible(msecs_to_jiffies(10));
  706. return 0;
  707. }
  708. static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
  709. int source, unsigned int freq_in, unsigned int freq_out)
  710. {
  711. struct snd_soc_codec *codec = codec_dai->codec;
  712. return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
  713. }
  714. /*
  715. * Tristate the PCM DAI lines, tristate can be disabled by calling
  716. * wm9713_set_dai_fmt()
  717. */
  718. static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
  719. int tristate)
  720. {
  721. struct snd_soc_codec *codec = codec_dai->codec;
  722. u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
  723. if (tristate)
  724. ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
  725. return 0;
  726. }
  727. /*
  728. * Configure WM9713 clock dividers.
  729. * Voice DAC needs 256 FS
  730. */
  731. static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
  732. int div_id, int div)
  733. {
  734. struct snd_soc_codec *codec = codec_dai->codec;
  735. u16 reg;
  736. switch (div_id) {
  737. case WM9713_PCMCLK_DIV:
  738. reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff;
  739. ac97_write(codec, AC97_HANDSET_RATE, reg | div);
  740. break;
  741. case WM9713_CLKA_MULT:
  742. reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd;
  743. ac97_write(codec, AC97_HANDSET_RATE, reg | div);
  744. break;
  745. case WM9713_CLKB_MULT:
  746. reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb;
  747. ac97_write(codec, AC97_HANDSET_RATE, reg | div);
  748. break;
  749. case WM9713_HIFI_DIV:
  750. reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff;
  751. ac97_write(codec, AC97_HANDSET_RATE, reg | div);
  752. break;
  753. case WM9713_PCMBCLK_DIV:
  754. reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff;
  755. ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div);
  756. break;
  757. case WM9713_PCMCLK_PLL_DIV:
  758. reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
  759. ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div);
  760. break;
  761. case WM9713_HIFI_PLL_DIV:
  762. reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
  763. ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div);
  764. break;
  765. default:
  766. return -EINVAL;
  767. }
  768. return 0;
  769. }
  770. static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
  771. unsigned int fmt)
  772. {
  773. struct snd_soc_codec *codec = codec_dai->codec;
  774. u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5;
  775. u16 reg = 0x8000;
  776. /* clock masters */
  777. switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
  778. case SND_SOC_DAIFMT_CBM_CFM:
  779. reg |= 0x4000;
  780. gpio |= 0x0010;
  781. break;
  782. case SND_SOC_DAIFMT_CBM_CFS:
  783. reg |= 0x6000;
  784. gpio |= 0x0018;
  785. break;
  786. case SND_SOC_DAIFMT_CBS_CFS:
  787. reg |= 0x2000;
  788. gpio |= 0x001a;
  789. break;
  790. case SND_SOC_DAIFMT_CBS_CFM:
  791. gpio |= 0x0012;
  792. break;
  793. }
  794. /* clock inversion */
  795. switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
  796. case SND_SOC_DAIFMT_IB_IF:
  797. reg |= 0x00c0;
  798. break;
  799. case SND_SOC_DAIFMT_IB_NF:
  800. reg |= 0x0080;
  801. break;
  802. case SND_SOC_DAIFMT_NB_IF:
  803. reg |= 0x0040;
  804. break;
  805. }
  806. /* DAI format */
  807. switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
  808. case SND_SOC_DAIFMT_I2S:
  809. reg |= 0x0002;
  810. break;
  811. case SND_SOC_DAIFMT_RIGHT_J:
  812. break;
  813. case SND_SOC_DAIFMT_LEFT_J:
  814. reg |= 0x0001;
  815. break;
  816. case SND_SOC_DAIFMT_DSP_A:
  817. reg |= 0x0003;
  818. break;
  819. case SND_SOC_DAIFMT_DSP_B:
  820. reg |= 0x0043;
  821. break;
  822. }
  823. ac97_write(codec, AC97_GPIO_CFG, gpio);
  824. ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
  825. return 0;
  826. }
  827. static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
  828. struct snd_pcm_hw_params *params,
  829. struct snd_soc_dai *dai)
  830. {
  831. struct snd_soc_codec *codec = dai->codec;
  832. u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3;
  833. switch (params_format(params)) {
  834. case SNDRV_PCM_FORMAT_S16_LE:
  835. break;
  836. case SNDRV_PCM_FORMAT_S20_3LE:
  837. reg |= 0x0004;
  838. break;
  839. case SNDRV_PCM_FORMAT_S24_LE:
  840. reg |= 0x0008;
  841. break;
  842. case SNDRV_PCM_FORMAT_S32_LE:
  843. reg |= 0x000c;
  844. break;
  845. }
  846. /* enable PCM interface in master mode */
  847. ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
  848. return 0;
  849. }
  850. static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
  851. struct snd_soc_dai *dai)
  852. {
  853. struct snd_soc_codec *codec = dai->codec;
  854. struct snd_pcm_runtime *runtime = substream->runtime;
  855. int reg;
  856. u16 vra;
  857. vra = ac97_read(codec, AC97_EXTENDED_STATUS);
  858. ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
  859. if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
  860. reg = AC97_PCM_FRONT_DAC_RATE;
  861. else
  862. reg = AC97_PCM_LR_ADC_RATE;
  863. return ac97_write(codec, reg, runtime->rate);
  864. }
  865. static int ac97_aux_prepare(struct snd_pcm_substream *substream,
  866. struct snd_soc_dai *dai)
  867. {
  868. struct snd_soc_codec *codec = dai->codec;
  869. struct snd_pcm_runtime *runtime = substream->runtime;
  870. u16 vra, xsle;
  871. vra = ac97_read(codec, AC97_EXTENDED_STATUS);
  872. ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
  873. xsle = ac97_read(codec, AC97_PCI_SID);
  874. ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
  875. if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
  876. return -ENODEV;
  877. return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
  878. }
  879. #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \
  880. SNDRV_PCM_RATE_11025 | \
  881. SNDRV_PCM_RATE_22050 | \
  882. SNDRV_PCM_RATE_44100 | \
  883. SNDRV_PCM_RATE_48000)
  884. #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \
  885. SNDRV_PCM_RATE_11025 | \
  886. SNDRV_PCM_RATE_16000 | \
  887. SNDRV_PCM_RATE_22050 | \
  888. SNDRV_PCM_RATE_44100 | \
  889. SNDRV_PCM_RATE_48000)
  890. #define WM9713_PCM_FORMATS \
  891. (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \
  892. SNDRV_PCM_FORMAT_S24_LE)
  893. static struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
  894. .prepare = ac97_hifi_prepare,
  895. .set_clkdiv = wm9713_set_dai_clkdiv,
  896. .set_pll = wm9713_set_dai_pll,
  897. };
  898. static struct snd_soc_dai_ops wm9713_dai_ops_aux = {
  899. .prepare = ac97_aux_prepare,
  900. .set_clkdiv = wm9713_set_dai_clkdiv,
  901. .set_pll = wm9713_set_dai_pll,
  902. };
  903. static struct snd_soc_dai_ops wm9713_dai_ops_voice = {
  904. .hw_params = wm9713_pcm_hw_params,
  905. .set_clkdiv = wm9713_set_dai_clkdiv,
  906. .set_pll = wm9713_set_dai_pll,
  907. .set_fmt = wm9713_set_dai_fmt,
  908. .set_tristate = wm9713_set_dai_tristate,
  909. };
  910. struct snd_soc_dai wm9713_dai[] = {
  911. {
  912. .name = "AC97 HiFi",
  913. .ac97_control = 1,
  914. .playback = {
  915. .stream_name = "HiFi Playback",
  916. .channels_min = 1,
  917. .channels_max = 2,
  918. .rates = WM9713_RATES,
  919. .formats = SND_SOC_STD_AC97_FMTS,},
  920. .capture = {
  921. .stream_name = "HiFi Capture",
  922. .channels_min = 1,
  923. .channels_max = 2,
  924. .rates = WM9713_RATES,
  925. .formats = SND_SOC_STD_AC97_FMTS,},
  926. .ops = &wm9713_dai_ops_hifi,
  927. },
  928. {
  929. .name = "AC97 Aux",
  930. .playback = {
  931. .stream_name = "Aux Playback",
  932. .channels_min = 1,
  933. .channels_max = 1,
  934. .rates = WM9713_RATES,
  935. .formats = SND_SOC_STD_AC97_FMTS,},
  936. .ops = &wm9713_dai_ops_aux,
  937. },
  938. {
  939. .name = "WM9713 Voice",
  940. .playback = {
  941. .stream_name = "Voice Playback",
  942. .channels_min = 1,
  943. .channels_max = 1,
  944. .rates = WM9713_PCM_RATES,
  945. .formats = WM9713_PCM_FORMATS,},
  946. .capture = {
  947. .stream_name = "Voice Capture",
  948. .channels_min = 1,
  949. .channels_max = 2,
  950. .rates = WM9713_PCM_RATES,
  951. .formats = WM9713_PCM_FORMATS,},
  952. .ops = &wm9713_dai_ops_voice,
  953. .symmetric_rates = 1,
  954. },
  955. };
  956. EXPORT_SYMBOL_GPL(wm9713_dai);
  957. int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
  958. {
  959. if (try_warm && soc_ac97_ops.warm_reset) {
  960. soc_ac97_ops.warm_reset(codec->ac97);
  961. if (ac97_read(codec, 0) == wm9713_reg[0])
  962. return 1;
  963. }
  964. soc_ac97_ops.reset(codec->ac97);
  965. if (soc_ac97_ops.warm_reset)
  966. soc_ac97_ops.warm_reset(codec->ac97);
  967. if (ac97_read(codec, 0) != wm9713_reg[0])
  968. return -EIO;
  969. return 0;
  970. }
  971. EXPORT_SYMBOL_GPL(wm9713_reset);
  972. static int wm9713_set_bias_level(struct snd_soc_codec *codec,
  973. enum snd_soc_bias_level level)
  974. {
  975. u16 reg;
  976. switch (level) {
  977. case SND_SOC_BIAS_ON:
  978. /* enable thermal shutdown */
  979. reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
  980. ac97_write(codec, AC97_EXTENDED_MID, reg);
  981. break;
  982. case SND_SOC_BIAS_PREPARE:
  983. break;
  984. case SND_SOC_BIAS_STANDBY:
  985. /* enable master bias and vmid */
  986. reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
  987. ac97_write(codec, AC97_EXTENDED_MID, reg);
  988. ac97_write(codec, AC97_POWERDOWN, 0x0000);
  989. break;
  990. case SND_SOC_BIAS_OFF:
  991. /* disable everything including AC link */
  992. ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
  993. ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
  994. ac97_write(codec, AC97_POWERDOWN, 0xffff);
  995. break;
  996. }
  997. codec->bias_level = level;
  998. return 0;
  999. }
  1000. static int wm9713_soc_suspend(struct platform_device *pdev,
  1001. pm_message_t state)
  1002. {
  1003. struct snd_soc_device *socdev = platform_get_drvdata(pdev);
  1004. struct snd_soc_codec *codec = socdev->card->codec;
  1005. u16 reg;
  1006. /* Disable everything except touchpanel - that will be handled
  1007. * by the touch driver and left disabled if touch is not in
  1008. * use. */
  1009. reg = ac97_read(codec, AC97_EXTENDED_MID);
  1010. ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
  1011. ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
  1012. ac97_write(codec, AC97_POWERDOWN, 0x6f00);
  1013. ac97_write(codec, AC97_POWERDOWN, 0xffff);
  1014. return 0;
  1015. }
  1016. static int wm9713_soc_resume(struct platform_device *pdev)
  1017. {
  1018. struct snd_soc_device *socdev = platform_get_drvdata(pdev);
  1019. struct snd_soc_codec *codec = socdev->card->codec;
  1020. struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
  1021. int i, ret;
  1022. u16 *cache = codec->reg_cache;
  1023. ret = wm9713_reset(codec, 1);
  1024. if (ret < 0) {
  1025. printk(KERN_ERR "could not reset AC97 codec\n");
  1026. return ret;
  1027. }
  1028. wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
  1029. /* do we need to re-start the PLL ? */
  1030. if (wm9713->pll_in)
  1031. wm9713_set_pll(codec, 0, wm9713->pll_in, 0);
  1032. /* only synchronise the codec if warm reset failed */
  1033. if (ret == 0) {
  1034. for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) {
  1035. if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
  1036. i == AC97_EXTENDED_MSTATUS || i > 0x66)
  1037. continue;
  1038. soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
  1039. }
  1040. }
  1041. return ret;
  1042. }
  1043. static int wm9713_soc_probe(struct platform_device *pdev)
  1044. {
  1045. struct snd_soc_device *socdev = platform_get_drvdata(pdev);
  1046. struct snd_soc_codec *codec;
  1047. int ret = 0, reg;
  1048. socdev->card->codec = kzalloc(sizeof(struct snd_soc_codec),
  1049. GFP_KERNEL);
  1050. if (socdev->card->codec == NULL)
  1051. return -ENOMEM;
  1052. codec = socdev->card->codec;
  1053. mutex_init(&codec->mutex);
  1054. codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL);
  1055. if (codec->reg_cache == NULL) {
  1056. ret = -ENOMEM;
  1057. goto cache_err;
  1058. }
  1059. codec->reg_cache_size = sizeof(wm9713_reg);
  1060. codec->reg_cache_step = 2;
  1061. snd_soc_codec_set_drvdata(codec, kzalloc(sizeof(struct wm9713_priv),
  1062. GFP_KERNEL));
  1063. if (snd_soc_codec_get_drvdata(codec) == NULL) {
  1064. ret = -ENOMEM;
  1065. goto priv_err;
  1066. }
  1067. codec->name = "WM9713";
  1068. codec->owner = THIS_MODULE;
  1069. codec->dai = wm9713_dai;
  1070. codec->num_dai = ARRAY_SIZE(wm9713_dai);
  1071. codec->write = ac97_write;
  1072. codec->read = ac97_read;
  1073. codec->set_bias_level = wm9713_set_bias_level;
  1074. INIT_LIST_HEAD(&codec->dapm_widgets);
  1075. INIT_LIST_HEAD(&codec->dapm_paths);
  1076. ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
  1077. if (ret < 0)
  1078. goto codec_err;
  1079. /* register pcms */
  1080. ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
  1081. if (ret < 0)
  1082. goto pcm_err;
  1083. /* do a cold reset for the controller and then try
  1084. * a warm reset followed by an optional cold reset for codec */
  1085. wm9713_reset(codec, 0);
  1086. ret = wm9713_reset(codec, 1);
  1087. if (ret < 0) {
  1088. printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n");
  1089. goto reset_err;
  1090. }
  1091. wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
  1092. /* unmute the adc - move to kcontrol */
  1093. reg = ac97_read(codec, AC97_CD) & 0x7fff;
  1094. ac97_write(codec, AC97_CD, reg);
  1095. snd_soc_add_controls(codec, wm9713_snd_ac97_controls,
  1096. ARRAY_SIZE(wm9713_snd_ac97_controls));
  1097. wm9713_add_widgets(codec);
  1098. return 0;
  1099. reset_err:
  1100. snd_soc_free_pcms(socdev);
  1101. pcm_err:
  1102. snd_soc_free_ac97_codec(codec);
  1103. codec_err:
  1104. kfree(snd_soc_codec_get_drvdata(codec));
  1105. priv_err:
  1106. kfree(codec->reg_cache);
  1107. cache_err:
  1108. kfree(socdev->card->codec);
  1109. socdev->card->codec = NULL;
  1110. return ret;
  1111. }
  1112. static int wm9713_soc_remove(struct platform_device *pdev)
  1113. {
  1114. struct snd_soc_device *socdev = platform_get_drvdata(pdev);
  1115. struct snd_soc_codec *codec = socdev->card->codec;
  1116. if (codec == NULL)
  1117. return 0;
  1118. snd_soc_dapm_free(socdev);
  1119. snd_soc_free_pcms(socdev);
  1120. snd_soc_free_ac97_codec(codec);
  1121. kfree(snd_soc_codec_get_drvdata(codec));
  1122. kfree(codec->reg_cache);
  1123. kfree(codec);
  1124. return 0;
  1125. }
  1126. struct snd_soc_codec_device soc_codec_dev_wm9713 = {
  1127. .probe = wm9713_soc_probe,
  1128. .remove = wm9713_soc_remove,
  1129. .suspend = wm9713_soc_suspend,
  1130. .resume = wm9713_soc_resume,
  1131. };
  1132. EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713);
  1133. MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
  1134. MODULE_AUTHOR("Liam Girdwood");
  1135. MODULE_LICENSE("GPL");