Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1 | /* |
| 2 | * wm8960.c -- WM8960 ALSA SoC Audio driver |
| 3 | * |
Mark Brown | 656baae | 2012-05-23 12:39:07 +0100 | [diff] [blame] | 4 | * Copyright 2007-11 Wolfson Microelectronics, plc |
| 5 | * |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 6 | * Author: Liam Girdwood |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 as |
| 10 | * published by the Free Software Foundation. |
| 11 | */ |
| 12 | |
| 13 | #include <linux/module.h> |
| 14 | #include <linux/moduleparam.h> |
| 15 | #include <linux/init.h> |
| 16 | #include <linux/delay.h> |
| 17 | #include <linux/pm.h> |
| 18 | #include <linux/i2c.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 19 | #include <linux/slab.h> |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 20 | #include <sound/core.h> |
| 21 | #include <sound/pcm.h> |
| 22 | #include <sound/pcm_params.h> |
| 23 | #include <sound/soc.h> |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 24 | #include <sound/initval.h> |
| 25 | #include <sound/tlv.h> |
Mark Brown | b6877a4 | 2010-03-03 11:43:38 +0000 | [diff] [blame] | 26 | #include <sound/wm8960.h> |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 27 | |
| 28 | #include "wm8960.h" |
| 29 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 30 | /* R25 - Power 1 */ |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 31 | #define WM8960_VMID_MASK 0x180 |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 32 | #define WM8960_VREF 0x40 |
| 33 | |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 34 | /* R26 - Power 2 */ |
| 35 | #define WM8960_PWR2_LOUT1 0x40 |
| 36 | #define WM8960_PWR2_ROUT1 0x20 |
| 37 | #define WM8960_PWR2_OUT3 0x02 |
| 38 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 39 | /* R28 - Anti-pop 1 */ |
| 40 | #define WM8960_POBCTRL 0x80 |
| 41 | #define WM8960_BUFDCOPEN 0x10 |
| 42 | #define WM8960_BUFIOEN 0x08 |
| 43 | #define WM8960_SOFT_ST 0x04 |
| 44 | #define WM8960_HPSTBY 0x01 |
| 45 | |
| 46 | /* R29 - Anti-pop 2 */ |
| 47 | #define WM8960_DISOP 0x40 |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 48 | #define WM8960_DRES_MASK 0x30 |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 49 | |
| 50 | /* |
| 51 | * wm8960 register cache |
| 52 | * We can't read the WM8960 register space when we are |
| 53 | * using 2 wire for device control, so we cache them instead. |
| 54 | */ |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 55 | static const struct reg_default wm8960_reg_defaults[] = { |
Mark Brown | b3df026 | 2013-02-26 23:35:46 +0000 | [diff] [blame] | 56 | { 0x0, 0x00a7 }, |
| 57 | { 0x1, 0x00a7 }, |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 58 | { 0x2, 0x0000 }, |
| 59 | { 0x3, 0x0000 }, |
| 60 | { 0x4, 0x0000 }, |
| 61 | { 0x5, 0x0008 }, |
| 62 | { 0x6, 0x0000 }, |
| 63 | { 0x7, 0x000a }, |
| 64 | { 0x8, 0x01c0 }, |
| 65 | { 0x9, 0x0000 }, |
| 66 | { 0xa, 0x00ff }, |
| 67 | { 0xb, 0x00ff }, |
| 68 | |
| 69 | { 0x10, 0x0000 }, |
| 70 | { 0x11, 0x007b }, |
| 71 | { 0x12, 0x0100 }, |
| 72 | { 0x13, 0x0032 }, |
| 73 | { 0x14, 0x0000 }, |
| 74 | { 0x15, 0x00c3 }, |
| 75 | { 0x16, 0x00c3 }, |
| 76 | { 0x17, 0x01c0 }, |
| 77 | { 0x18, 0x0000 }, |
| 78 | { 0x19, 0x0000 }, |
| 79 | { 0x1a, 0x0000 }, |
| 80 | { 0x1b, 0x0000 }, |
| 81 | { 0x1c, 0x0000 }, |
| 82 | { 0x1d, 0x0000 }, |
| 83 | |
| 84 | { 0x20, 0x0100 }, |
| 85 | { 0x21, 0x0100 }, |
| 86 | { 0x22, 0x0050 }, |
| 87 | |
| 88 | { 0x25, 0x0050 }, |
| 89 | { 0x26, 0x0000 }, |
| 90 | { 0x27, 0x0000 }, |
| 91 | { 0x28, 0x0000 }, |
| 92 | { 0x29, 0x0000 }, |
| 93 | { 0x2a, 0x0040 }, |
| 94 | { 0x2b, 0x0000 }, |
| 95 | { 0x2c, 0x0000 }, |
| 96 | { 0x2d, 0x0050 }, |
| 97 | { 0x2e, 0x0050 }, |
| 98 | { 0x2f, 0x0000 }, |
| 99 | { 0x30, 0x0002 }, |
| 100 | { 0x31, 0x0037 }, |
| 101 | |
| 102 | { 0x33, 0x0080 }, |
| 103 | { 0x34, 0x0008 }, |
| 104 | { 0x35, 0x0031 }, |
| 105 | { 0x36, 0x0026 }, |
| 106 | { 0x37, 0x00e9 }, |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 107 | }; |
| 108 | |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 109 | static bool wm8960_volatile(struct device *dev, unsigned int reg) |
| 110 | { |
| 111 | switch (reg) { |
| 112 | case WM8960_RESET: |
| 113 | return true; |
| 114 | default: |
| 115 | return false; |
| 116 | } |
| 117 | } |
| 118 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 119 | struct wm8960_priv { |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 120 | struct regmap *regmap; |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 121 | int (*set_bias_level)(struct snd_soc_codec *, |
| 122 | enum snd_soc_bias_level level); |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 123 | struct snd_soc_dapm_widget *lout1; |
| 124 | struct snd_soc_dapm_widget *rout1; |
| 125 | struct snd_soc_dapm_widget *out3; |
Mark Brown | afd6d36 | 2010-07-05 13:58:16 +0900 | [diff] [blame] | 126 | bool deemph; |
| 127 | int playback_fs; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 128 | }; |
| 129 | |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 130 | #define wm8960_reset(c) snd_soc_write(c, WM8960_RESET, 0) |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 131 | |
| 132 | /* enumerated controls */ |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 133 | static const char *wm8960_polarity[] = {"No Inversion", "Left Inverted", |
| 134 | "Right Inverted", "Stereo Inversion"}; |
| 135 | static const char *wm8960_3d_upper_cutoff[] = {"High", "Low"}; |
| 136 | static const char *wm8960_3d_lower_cutoff[] = {"Low", "High"}; |
| 137 | static const char *wm8960_alcfunc[] = {"Off", "Right", "Left", "Stereo"}; |
| 138 | static const char *wm8960_alcmode[] = {"ALC", "Limiter"}; |
| 139 | |
| 140 | static const struct soc_enum wm8960_enum[] = { |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 141 | SOC_ENUM_SINGLE(WM8960_DACCTL1, 5, 4, wm8960_polarity), |
| 142 | SOC_ENUM_SINGLE(WM8960_DACCTL2, 5, 4, wm8960_polarity), |
| 143 | SOC_ENUM_SINGLE(WM8960_3D, 6, 2, wm8960_3d_upper_cutoff), |
| 144 | SOC_ENUM_SINGLE(WM8960_3D, 5, 2, wm8960_3d_lower_cutoff), |
| 145 | SOC_ENUM_SINGLE(WM8960_ALC1, 7, 4, wm8960_alcfunc), |
| 146 | SOC_ENUM_SINGLE(WM8960_ALC3, 8, 2, wm8960_alcmode), |
| 147 | }; |
| 148 | |
Mark Brown | afd6d36 | 2010-07-05 13:58:16 +0900 | [diff] [blame] | 149 | static const int deemph_settings[] = { 0, 32000, 44100, 48000 }; |
| 150 | |
| 151 | static int wm8960_set_deemph(struct snd_soc_codec *codec) |
| 152 | { |
| 153 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
| 154 | int val, i, best; |
| 155 | |
| 156 | /* If we're using deemphasis select the nearest available sample |
| 157 | * rate. |
| 158 | */ |
| 159 | if (wm8960->deemph) { |
| 160 | best = 1; |
| 161 | for (i = 2; i < ARRAY_SIZE(deemph_settings); i++) { |
| 162 | if (abs(deemph_settings[i] - wm8960->playback_fs) < |
| 163 | abs(deemph_settings[best] - wm8960->playback_fs)) |
| 164 | best = i; |
| 165 | } |
| 166 | |
| 167 | val = best << 1; |
| 168 | } else { |
| 169 | val = 0; |
| 170 | } |
| 171 | |
| 172 | dev_dbg(codec->dev, "Set deemphasis %d\n", val); |
| 173 | |
| 174 | return snd_soc_update_bits(codec, WM8960_DACCTL1, |
| 175 | 0x6, val); |
| 176 | } |
| 177 | |
| 178 | static int wm8960_get_deemph(struct snd_kcontrol *kcontrol, |
| 179 | struct snd_ctl_elem_value *ucontrol) |
| 180 | { |
| 181 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); |
| 182 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
| 183 | |
Dmitry Artamonow | 3f343f8 | 2010-12-08 23:36:17 +0300 | [diff] [blame] | 184 | ucontrol->value.enumerated.item[0] = wm8960->deemph; |
| 185 | return 0; |
Mark Brown | afd6d36 | 2010-07-05 13:58:16 +0900 | [diff] [blame] | 186 | } |
| 187 | |
| 188 | static int wm8960_put_deemph(struct snd_kcontrol *kcontrol, |
| 189 | struct snd_ctl_elem_value *ucontrol) |
| 190 | { |
| 191 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); |
| 192 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
| 193 | int deemph = ucontrol->value.enumerated.item[0]; |
| 194 | |
| 195 | if (deemph > 1) |
| 196 | return -EINVAL; |
| 197 | |
| 198 | wm8960->deemph = deemph; |
| 199 | |
| 200 | return wm8960_set_deemph(codec); |
| 201 | } |
| 202 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 203 | static const DECLARE_TLV_DB_SCALE(adc_tlv, -9700, 50, 0); |
| 204 | static const DECLARE_TLV_DB_SCALE(dac_tlv, -12700, 50, 1); |
| 205 | static const DECLARE_TLV_DB_SCALE(bypass_tlv, -2100, 300, 0); |
| 206 | static const DECLARE_TLV_DB_SCALE(out_tlv, -12100, 100, 1); |
Mark Brown | 21eb269 | 2013-02-26 23:36:37 +0000 | [diff] [blame] | 207 | static const DECLARE_TLV_DB_SCALE(boost_tlv, -1200, 300, 1); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 208 | |
| 209 | static const struct snd_kcontrol_new wm8960_snd_controls[] = { |
| 210 | SOC_DOUBLE_R_TLV("Capture Volume", WM8960_LINVOL, WM8960_RINVOL, |
| 211 | 0, 63, 0, adc_tlv), |
| 212 | SOC_DOUBLE_R("Capture Volume ZC Switch", WM8960_LINVOL, WM8960_RINVOL, |
| 213 | 6, 1, 0), |
| 214 | SOC_DOUBLE_R("Capture Switch", WM8960_LINVOL, WM8960_RINVOL, |
| 215 | 7, 1, 0), |
| 216 | |
Mark Brown | 21eb269 | 2013-02-26 23:36:37 +0000 | [diff] [blame] | 217 | SOC_SINGLE_TLV("Right Input Boost Mixer RINPUT3 Volume", |
| 218 | WM8960_INBMIX1, 4, 7, 0, boost_tlv), |
| 219 | SOC_SINGLE_TLV("Right Input Boost Mixer RINPUT2 Volume", |
| 220 | WM8960_INBMIX1, 1, 7, 0, boost_tlv), |
| 221 | SOC_SINGLE_TLV("Left Input Boost Mixer LINPUT3 Volume", |
| 222 | WM8960_INBMIX2, 4, 7, 0, boost_tlv), |
| 223 | SOC_SINGLE_TLV("Left Input Boost Mixer LINPUT2 Volume", |
| 224 | WM8960_INBMIX2, 1, 7, 0, boost_tlv), |
| 225 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 226 | SOC_DOUBLE_R_TLV("Playback Volume", WM8960_LDAC, WM8960_RDAC, |
| 227 | 0, 255, 0, dac_tlv), |
| 228 | |
| 229 | SOC_DOUBLE_R_TLV("Headphone Playback Volume", WM8960_LOUT1, WM8960_ROUT1, |
| 230 | 0, 127, 0, out_tlv), |
| 231 | SOC_DOUBLE_R("Headphone Playback ZC Switch", WM8960_LOUT1, WM8960_ROUT1, |
| 232 | 7, 1, 0), |
| 233 | |
| 234 | SOC_DOUBLE_R_TLV("Speaker Playback Volume", WM8960_LOUT2, WM8960_ROUT2, |
| 235 | 0, 127, 0, out_tlv), |
| 236 | SOC_DOUBLE_R("Speaker Playback ZC Switch", WM8960_LOUT2, WM8960_ROUT2, |
| 237 | 7, 1, 0), |
| 238 | SOC_SINGLE("Speaker DC Volume", WM8960_CLASSD3, 3, 5, 0), |
| 239 | SOC_SINGLE("Speaker AC Volume", WM8960_CLASSD3, 0, 5, 0), |
| 240 | |
| 241 | SOC_SINGLE("PCM Playback -6dB Switch", WM8960_DACCTL1, 7, 1, 0), |
Mark Brown | 4faaa8d | 2010-07-05 13:54:32 +0900 | [diff] [blame] | 242 | SOC_ENUM("ADC Polarity", wm8960_enum[0]), |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 243 | SOC_SINGLE("ADC High Pass Filter Switch", WM8960_DACCTL1, 0, 1, 0), |
| 244 | |
| 245 | SOC_ENUM("DAC Polarity", wm8960_enum[2]), |
Mark Brown | afd6d36 | 2010-07-05 13:58:16 +0900 | [diff] [blame] | 246 | SOC_SINGLE_BOOL_EXT("DAC Deemphasis Switch", 0, |
| 247 | wm8960_get_deemph, wm8960_put_deemph), |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 248 | |
Mark Brown | 4faaa8d | 2010-07-05 13:54:32 +0900 | [diff] [blame] | 249 | SOC_ENUM("3D Filter Upper Cut-Off", wm8960_enum[2]), |
| 250 | SOC_ENUM("3D Filter Lower Cut-Off", wm8960_enum[3]), |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 251 | SOC_SINGLE("3D Volume", WM8960_3D, 1, 15, 0), |
| 252 | SOC_SINGLE("3D Switch", WM8960_3D, 0, 1, 0), |
| 253 | |
Mark Brown | 4faaa8d | 2010-07-05 13:54:32 +0900 | [diff] [blame] | 254 | SOC_ENUM("ALC Function", wm8960_enum[4]), |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 255 | SOC_SINGLE("ALC Max Gain", WM8960_ALC1, 4, 7, 0), |
| 256 | SOC_SINGLE("ALC Target", WM8960_ALC1, 0, 15, 1), |
| 257 | SOC_SINGLE("ALC Min Gain", WM8960_ALC2, 4, 7, 0), |
| 258 | SOC_SINGLE("ALC Hold Time", WM8960_ALC2, 0, 15, 0), |
Mark Brown | 4faaa8d | 2010-07-05 13:54:32 +0900 | [diff] [blame] | 259 | SOC_ENUM("ALC Mode", wm8960_enum[5]), |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 260 | SOC_SINGLE("ALC Decay", WM8960_ALC3, 4, 15, 0), |
| 261 | SOC_SINGLE("ALC Attack", WM8960_ALC3, 0, 15, 0), |
| 262 | |
| 263 | SOC_SINGLE("Noise Gate Threshold", WM8960_NOISEG, 3, 31, 0), |
| 264 | SOC_SINGLE("Noise Gate Switch", WM8960_NOISEG, 0, 1, 0), |
| 265 | |
| 266 | SOC_DOUBLE_R("ADC PCM Capture Volume", WM8960_LINPATH, WM8960_RINPATH, |
| 267 | 0, 127, 0), |
| 268 | |
| 269 | SOC_SINGLE_TLV("Left Output Mixer Boost Bypass Volume", |
| 270 | WM8960_BYPASS1, 4, 7, 1, bypass_tlv), |
| 271 | SOC_SINGLE_TLV("Left Output Mixer LINPUT3 Volume", |
| 272 | WM8960_LOUTMIX, 4, 7, 1, bypass_tlv), |
| 273 | SOC_SINGLE_TLV("Right Output Mixer Boost Bypass Volume", |
| 274 | WM8960_BYPASS2, 4, 7, 1, bypass_tlv), |
| 275 | SOC_SINGLE_TLV("Right Output Mixer RINPUT3 Volume", |
| 276 | WM8960_ROUTMIX, 4, 7, 1, bypass_tlv), |
| 277 | }; |
| 278 | |
| 279 | static const struct snd_kcontrol_new wm8960_lin_boost[] = { |
| 280 | SOC_DAPM_SINGLE("LINPUT2 Switch", WM8960_LINPATH, 6, 1, 0), |
| 281 | SOC_DAPM_SINGLE("LINPUT3 Switch", WM8960_LINPATH, 7, 1, 0), |
| 282 | SOC_DAPM_SINGLE("LINPUT1 Switch", WM8960_LINPATH, 8, 1, 0), |
| 283 | }; |
| 284 | |
| 285 | static const struct snd_kcontrol_new wm8960_lin[] = { |
| 286 | SOC_DAPM_SINGLE("Boost Switch", WM8960_LINPATH, 3, 1, 0), |
| 287 | }; |
| 288 | |
| 289 | static const struct snd_kcontrol_new wm8960_rin_boost[] = { |
| 290 | SOC_DAPM_SINGLE("RINPUT2 Switch", WM8960_RINPATH, 6, 1, 0), |
| 291 | SOC_DAPM_SINGLE("RINPUT3 Switch", WM8960_RINPATH, 7, 1, 0), |
| 292 | SOC_DAPM_SINGLE("RINPUT1 Switch", WM8960_RINPATH, 8, 1, 0), |
| 293 | }; |
| 294 | |
| 295 | static const struct snd_kcontrol_new wm8960_rin[] = { |
| 296 | SOC_DAPM_SINGLE("Boost Switch", WM8960_RINPATH, 3, 1, 0), |
| 297 | }; |
| 298 | |
| 299 | static const struct snd_kcontrol_new wm8960_loutput_mixer[] = { |
| 300 | SOC_DAPM_SINGLE("PCM Playback Switch", WM8960_LOUTMIX, 8, 1, 0), |
| 301 | SOC_DAPM_SINGLE("LINPUT3 Switch", WM8960_LOUTMIX, 7, 1, 0), |
| 302 | SOC_DAPM_SINGLE("Boost Bypass Switch", WM8960_BYPASS1, 7, 1, 0), |
| 303 | }; |
| 304 | |
| 305 | static const struct snd_kcontrol_new wm8960_routput_mixer[] = { |
| 306 | SOC_DAPM_SINGLE("PCM Playback Switch", WM8960_ROUTMIX, 8, 1, 0), |
| 307 | SOC_DAPM_SINGLE("RINPUT3 Switch", WM8960_ROUTMIX, 7, 1, 0), |
| 308 | SOC_DAPM_SINGLE("Boost Bypass Switch", WM8960_BYPASS2, 7, 1, 0), |
| 309 | }; |
| 310 | |
| 311 | static const struct snd_kcontrol_new wm8960_mono_out[] = { |
| 312 | SOC_DAPM_SINGLE("Left Switch", WM8960_MONOMIX1, 7, 1, 0), |
| 313 | SOC_DAPM_SINGLE("Right Switch", WM8960_MONOMIX2, 7, 1, 0), |
| 314 | }; |
| 315 | |
| 316 | static const struct snd_soc_dapm_widget wm8960_dapm_widgets[] = { |
| 317 | SND_SOC_DAPM_INPUT("LINPUT1"), |
| 318 | SND_SOC_DAPM_INPUT("RINPUT1"), |
| 319 | SND_SOC_DAPM_INPUT("LINPUT2"), |
| 320 | SND_SOC_DAPM_INPUT("RINPUT2"), |
| 321 | SND_SOC_DAPM_INPUT("LINPUT3"), |
| 322 | SND_SOC_DAPM_INPUT("RINPUT3"), |
| 323 | |
Mark Brown | 187774c | 2011-10-27 09:46:17 +0200 | [diff] [blame] | 324 | SND_SOC_DAPM_SUPPLY("MICB", WM8960_POWER1, 1, 0, NULL, 0), |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 325 | |
| 326 | SND_SOC_DAPM_MIXER("Left Boost Mixer", WM8960_POWER1, 5, 0, |
| 327 | wm8960_lin_boost, ARRAY_SIZE(wm8960_lin_boost)), |
| 328 | SND_SOC_DAPM_MIXER("Right Boost Mixer", WM8960_POWER1, 4, 0, |
| 329 | wm8960_rin_boost, ARRAY_SIZE(wm8960_rin_boost)), |
| 330 | |
| 331 | SND_SOC_DAPM_MIXER("Left Input Mixer", WM8960_POWER3, 5, 0, |
| 332 | wm8960_lin, ARRAY_SIZE(wm8960_lin)), |
| 333 | SND_SOC_DAPM_MIXER("Right Input Mixer", WM8960_POWER3, 4, 0, |
| 334 | wm8960_rin, ARRAY_SIZE(wm8960_rin)), |
| 335 | |
Mark Brown | 44426de | 2013-02-26 23:36:48 +0000 | [diff] [blame] | 336 | SND_SOC_DAPM_ADC("Left ADC", "Capture", WM8960_POWER1, 3, 0), |
| 337 | SND_SOC_DAPM_ADC("Right ADC", "Capture", WM8960_POWER1, 2, 0), |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 338 | |
| 339 | SND_SOC_DAPM_DAC("Left DAC", "Playback", WM8960_POWER2, 8, 0), |
| 340 | SND_SOC_DAPM_DAC("Right DAC", "Playback", WM8960_POWER2, 7, 0), |
| 341 | |
| 342 | SND_SOC_DAPM_MIXER("Left Output Mixer", WM8960_POWER3, 3, 0, |
| 343 | &wm8960_loutput_mixer[0], |
| 344 | ARRAY_SIZE(wm8960_loutput_mixer)), |
| 345 | SND_SOC_DAPM_MIXER("Right Output Mixer", WM8960_POWER3, 2, 0, |
| 346 | &wm8960_routput_mixer[0], |
| 347 | ARRAY_SIZE(wm8960_routput_mixer)), |
| 348 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 349 | SND_SOC_DAPM_PGA("LOUT1 PGA", WM8960_POWER2, 6, 0, NULL, 0), |
| 350 | SND_SOC_DAPM_PGA("ROUT1 PGA", WM8960_POWER2, 5, 0, NULL, 0), |
| 351 | |
| 352 | SND_SOC_DAPM_PGA("Left Speaker PGA", WM8960_POWER2, 4, 0, NULL, 0), |
| 353 | SND_SOC_DAPM_PGA("Right Speaker PGA", WM8960_POWER2, 3, 0, NULL, 0), |
| 354 | |
| 355 | SND_SOC_DAPM_PGA("Right Speaker Output", WM8960_CLASSD1, 7, 0, NULL, 0), |
| 356 | SND_SOC_DAPM_PGA("Left Speaker Output", WM8960_CLASSD1, 6, 0, NULL, 0), |
| 357 | |
| 358 | SND_SOC_DAPM_OUTPUT("SPK_LP"), |
| 359 | SND_SOC_DAPM_OUTPUT("SPK_LN"), |
| 360 | SND_SOC_DAPM_OUTPUT("HP_L"), |
| 361 | SND_SOC_DAPM_OUTPUT("HP_R"), |
| 362 | SND_SOC_DAPM_OUTPUT("SPK_RP"), |
| 363 | SND_SOC_DAPM_OUTPUT("SPK_RN"), |
| 364 | SND_SOC_DAPM_OUTPUT("OUT3"), |
| 365 | }; |
| 366 | |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 367 | static const struct snd_soc_dapm_widget wm8960_dapm_widgets_out3[] = { |
| 368 | SND_SOC_DAPM_MIXER("Mono Output Mixer", WM8960_POWER2, 1, 0, |
| 369 | &wm8960_mono_out[0], |
| 370 | ARRAY_SIZE(wm8960_mono_out)), |
| 371 | }; |
| 372 | |
| 373 | /* Represent OUT3 as a PGA so that it gets turned on with LOUT1/ROUT1 */ |
| 374 | static const struct snd_soc_dapm_widget wm8960_dapm_widgets_capless[] = { |
| 375 | SND_SOC_DAPM_PGA("OUT3 VMID", WM8960_POWER2, 1, 0, NULL, 0), |
| 376 | }; |
| 377 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 378 | static const struct snd_soc_dapm_route audio_paths[] = { |
| 379 | { "Left Boost Mixer", "LINPUT1 Switch", "LINPUT1" }, |
| 380 | { "Left Boost Mixer", "LINPUT2 Switch", "LINPUT2" }, |
| 381 | { "Left Boost Mixer", "LINPUT3 Switch", "LINPUT3" }, |
| 382 | |
| 383 | { "Left Input Mixer", "Boost Switch", "Left Boost Mixer", }, |
| 384 | { "Left Input Mixer", NULL, "LINPUT1", }, /* Really Boost Switch */ |
| 385 | { "Left Input Mixer", NULL, "LINPUT2" }, |
| 386 | { "Left Input Mixer", NULL, "LINPUT3" }, |
| 387 | |
| 388 | { "Right Boost Mixer", "RINPUT1 Switch", "RINPUT1" }, |
| 389 | { "Right Boost Mixer", "RINPUT2 Switch", "RINPUT2" }, |
| 390 | { "Right Boost Mixer", "RINPUT3 Switch", "RINPUT3" }, |
| 391 | |
| 392 | { "Right Input Mixer", "Boost Switch", "Right Boost Mixer", }, |
| 393 | { "Right Input Mixer", NULL, "RINPUT1", }, /* Really Boost Switch */ |
| 394 | { "Right Input Mixer", NULL, "RINPUT2" }, |
| 395 | { "Right Input Mixer", NULL, "LINPUT3" }, |
| 396 | |
| 397 | { "Left ADC", NULL, "Left Input Mixer" }, |
| 398 | { "Right ADC", NULL, "Right Input Mixer" }, |
| 399 | |
| 400 | { "Left Output Mixer", "LINPUT3 Switch", "LINPUT3" }, |
| 401 | { "Left Output Mixer", "Boost Bypass Switch", "Left Boost Mixer"} , |
| 402 | { "Left Output Mixer", "PCM Playback Switch", "Left DAC" }, |
| 403 | |
| 404 | { "Right Output Mixer", "RINPUT3 Switch", "RINPUT3" }, |
| 405 | { "Right Output Mixer", "Boost Bypass Switch", "Right Boost Mixer" } , |
| 406 | { "Right Output Mixer", "PCM Playback Switch", "Right DAC" }, |
| 407 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 408 | { "LOUT1 PGA", NULL, "Left Output Mixer" }, |
| 409 | { "ROUT1 PGA", NULL, "Right Output Mixer" }, |
| 410 | |
| 411 | { "HP_L", NULL, "LOUT1 PGA" }, |
| 412 | { "HP_R", NULL, "ROUT1 PGA" }, |
| 413 | |
| 414 | { "Left Speaker PGA", NULL, "Left Output Mixer" }, |
| 415 | { "Right Speaker PGA", NULL, "Right Output Mixer" }, |
| 416 | |
| 417 | { "Left Speaker Output", NULL, "Left Speaker PGA" }, |
| 418 | { "Right Speaker Output", NULL, "Right Speaker PGA" }, |
| 419 | |
| 420 | { "SPK_LN", NULL, "Left Speaker Output" }, |
| 421 | { "SPK_LP", NULL, "Left Speaker Output" }, |
| 422 | { "SPK_RN", NULL, "Right Speaker Output" }, |
| 423 | { "SPK_RP", NULL, "Right Speaker Output" }, |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 424 | }; |
| 425 | |
| 426 | static const struct snd_soc_dapm_route audio_paths_out3[] = { |
| 427 | { "Mono Output Mixer", "Left Switch", "Left Output Mixer" }, |
| 428 | { "Mono Output Mixer", "Right Switch", "Right Output Mixer" }, |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 429 | |
| 430 | { "OUT3", NULL, "Mono Output Mixer", } |
| 431 | }; |
| 432 | |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 433 | static const struct snd_soc_dapm_route audio_paths_capless[] = { |
| 434 | { "HP_L", NULL, "OUT3 VMID" }, |
| 435 | { "HP_R", NULL, "OUT3 VMID" }, |
| 436 | |
| 437 | { "OUT3 VMID", NULL, "Left Output Mixer" }, |
| 438 | { "OUT3 VMID", NULL, "Right Output Mixer" }, |
| 439 | }; |
| 440 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 441 | static int wm8960_add_widgets(struct snd_soc_codec *codec) |
| 442 | { |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 443 | struct wm8960_data *pdata = codec->dev->platform_data; |
Mark Brown | b2c812e | 2010-04-14 15:35:19 +0900 | [diff] [blame] | 444 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 445 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 446 | struct snd_soc_dapm_widget *w; |
| 447 | |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 448 | snd_soc_dapm_new_controls(dapm, wm8960_dapm_widgets, |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 449 | ARRAY_SIZE(wm8960_dapm_widgets)); |
| 450 | |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 451 | snd_soc_dapm_add_routes(dapm, audio_paths, ARRAY_SIZE(audio_paths)); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 452 | |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 453 | /* In capless mode OUT3 is used to provide VMID for the |
| 454 | * headphone outputs, otherwise it is used as a mono mixer. |
| 455 | */ |
| 456 | if (pdata && pdata->capless) { |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 457 | snd_soc_dapm_new_controls(dapm, wm8960_dapm_widgets_capless, |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 458 | ARRAY_SIZE(wm8960_dapm_widgets_capless)); |
| 459 | |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 460 | snd_soc_dapm_add_routes(dapm, audio_paths_capless, |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 461 | ARRAY_SIZE(audio_paths_capless)); |
| 462 | } else { |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 463 | snd_soc_dapm_new_controls(dapm, wm8960_dapm_widgets_out3, |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 464 | ARRAY_SIZE(wm8960_dapm_widgets_out3)); |
| 465 | |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 466 | snd_soc_dapm_add_routes(dapm, audio_paths_out3, |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 467 | ARRAY_SIZE(audio_paths_out3)); |
| 468 | } |
| 469 | |
| 470 | /* We need to power up the headphone output stage out of |
| 471 | * sequence for capless mode. To save scanning the widget |
| 472 | * list each time to find the desired power state do so now |
| 473 | * and save the result. |
| 474 | */ |
Jarkko Nikula | 97c866d | 2010-12-14 12:18:31 +0200 | [diff] [blame] | 475 | list_for_each_entry(w, &codec->card->widgets, list) { |
| 476 | if (w->dapm != &codec->dapm) |
| 477 | continue; |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 478 | if (strcmp(w->name, "LOUT1 PGA") == 0) |
| 479 | wm8960->lout1 = w; |
| 480 | if (strcmp(w->name, "ROUT1 PGA") == 0) |
| 481 | wm8960->rout1 = w; |
| 482 | if (strcmp(w->name, "OUT3 VMID") == 0) |
| 483 | wm8960->out3 = w; |
| 484 | } |
| 485 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 486 | return 0; |
| 487 | } |
| 488 | |
| 489 | static int wm8960_set_dai_fmt(struct snd_soc_dai *codec_dai, |
| 490 | unsigned int fmt) |
| 491 | { |
| 492 | struct snd_soc_codec *codec = codec_dai->codec; |
| 493 | u16 iface = 0; |
| 494 | |
| 495 | /* set master/slave audio interface */ |
| 496 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
| 497 | case SND_SOC_DAIFMT_CBM_CFM: |
| 498 | iface |= 0x0040; |
| 499 | break; |
| 500 | case SND_SOC_DAIFMT_CBS_CFS: |
| 501 | break; |
| 502 | default: |
| 503 | return -EINVAL; |
| 504 | } |
| 505 | |
| 506 | /* interface format */ |
| 507 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
| 508 | case SND_SOC_DAIFMT_I2S: |
| 509 | iface |= 0x0002; |
| 510 | break; |
| 511 | case SND_SOC_DAIFMT_RIGHT_J: |
| 512 | break; |
| 513 | case SND_SOC_DAIFMT_LEFT_J: |
| 514 | iface |= 0x0001; |
| 515 | break; |
| 516 | case SND_SOC_DAIFMT_DSP_A: |
| 517 | iface |= 0x0003; |
| 518 | break; |
| 519 | case SND_SOC_DAIFMT_DSP_B: |
| 520 | iface |= 0x0013; |
| 521 | break; |
| 522 | default: |
| 523 | return -EINVAL; |
| 524 | } |
| 525 | |
| 526 | /* clock inversion */ |
| 527 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
| 528 | case SND_SOC_DAIFMT_NB_NF: |
| 529 | break; |
| 530 | case SND_SOC_DAIFMT_IB_IF: |
| 531 | iface |= 0x0090; |
| 532 | break; |
| 533 | case SND_SOC_DAIFMT_IB_NF: |
| 534 | iface |= 0x0080; |
| 535 | break; |
| 536 | case SND_SOC_DAIFMT_NB_IF: |
| 537 | iface |= 0x0010; |
| 538 | break; |
| 539 | default: |
| 540 | return -EINVAL; |
| 541 | } |
| 542 | |
| 543 | /* set iface */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 544 | snd_soc_write(codec, WM8960_IFACE1, iface); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 545 | return 0; |
| 546 | } |
| 547 | |
Mark Brown | db059c0 | 2010-07-05 23:54:51 +0900 | [diff] [blame] | 548 | static struct { |
| 549 | int rate; |
| 550 | unsigned int val; |
| 551 | } alc_rates[] = { |
| 552 | { 48000, 0 }, |
| 553 | { 44100, 0 }, |
| 554 | { 32000, 1 }, |
| 555 | { 22050, 2 }, |
| 556 | { 24000, 2 }, |
| 557 | { 16000, 3 }, |
| 558 | { 11250, 4 }, |
| 559 | { 12000, 4 }, |
| 560 | { 8000, 5 }, |
| 561 | }; |
| 562 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 563 | static int wm8960_hw_params(struct snd_pcm_substream *substream, |
| 564 | struct snd_pcm_hw_params *params, |
| 565 | struct snd_soc_dai *dai) |
| 566 | { |
Mark Brown | e6968a1 | 2012-04-04 15:58:16 +0100 | [diff] [blame] | 567 | struct snd_soc_codec *codec = dai->codec; |
Mark Brown | afd6d36 | 2010-07-05 13:58:16 +0900 | [diff] [blame] | 568 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 569 | u16 iface = snd_soc_read(codec, WM8960_IFACE1) & 0xfff3; |
Timur Tabi | 4c2474c | 2012-09-14 16:14:37 -0500 | [diff] [blame] | 570 | snd_pcm_format_t format = params_format(params); |
Mark Brown | db059c0 | 2010-07-05 23:54:51 +0900 | [diff] [blame] | 571 | int i; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 572 | |
| 573 | /* bit size */ |
Timur Tabi | 4c2474c | 2012-09-14 16:14:37 -0500 | [diff] [blame] | 574 | switch (format) { |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 575 | case SNDRV_PCM_FORMAT_S16_LE: |
Timur Tabi | 4c2474c | 2012-09-14 16:14:37 -0500 | [diff] [blame] | 576 | case SNDRV_PCM_FORMAT_S16_BE: |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 577 | break; |
| 578 | case SNDRV_PCM_FORMAT_S20_3LE: |
Timur Tabi | 4c2474c | 2012-09-14 16:14:37 -0500 | [diff] [blame] | 579 | case SNDRV_PCM_FORMAT_S20_3BE: |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 580 | iface |= 0x0004; |
| 581 | break; |
| 582 | case SNDRV_PCM_FORMAT_S24_LE: |
Timur Tabi | 4c2474c | 2012-09-14 16:14:37 -0500 | [diff] [blame] | 583 | case SNDRV_PCM_FORMAT_S24_BE: |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 584 | iface |= 0x0008; |
| 585 | break; |
Timur Tabi | 4c2474c | 2012-09-14 16:14:37 -0500 | [diff] [blame] | 586 | default: |
| 587 | dev_err(codec->dev, "unsupported format %i\n", format); |
| 588 | return -EINVAL; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 589 | } |
| 590 | |
Mark Brown | afd6d36 | 2010-07-05 13:58:16 +0900 | [diff] [blame] | 591 | /* Update filters for the new rate */ |
| 592 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { |
| 593 | wm8960->playback_fs = params_rate(params); |
| 594 | wm8960_set_deemph(codec); |
Mark Brown | db059c0 | 2010-07-05 23:54:51 +0900 | [diff] [blame] | 595 | } else { |
| 596 | for (i = 0; i < ARRAY_SIZE(alc_rates); i++) |
| 597 | if (alc_rates[i].rate == params_rate(params)) |
| 598 | snd_soc_update_bits(codec, |
| 599 | WM8960_ADDCTL3, 0x7, |
| 600 | alc_rates[i].val); |
Mark Brown | afd6d36 | 2010-07-05 13:58:16 +0900 | [diff] [blame] | 601 | } |
| 602 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 603 | /* set iface */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 604 | snd_soc_write(codec, WM8960_IFACE1, iface); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 605 | return 0; |
| 606 | } |
| 607 | |
| 608 | static int wm8960_mute(struct snd_soc_dai *dai, int mute) |
| 609 | { |
| 610 | struct snd_soc_codec *codec = dai->codec; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 611 | |
| 612 | if (mute) |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 613 | snd_soc_update_bits(codec, WM8960_DACCTL1, 0x8, 0x8); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 614 | else |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 615 | snd_soc_update_bits(codec, WM8960_DACCTL1, 0x8, 0); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 616 | return 0; |
| 617 | } |
| 618 | |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 619 | static int wm8960_set_bias_level_out3(struct snd_soc_codec *codec, |
| 620 | enum snd_soc_bias_level level) |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 621 | { |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 622 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
| 623 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 624 | switch (level) { |
| 625 | case SND_SOC_BIAS_ON: |
| 626 | break; |
| 627 | |
| 628 | case SND_SOC_BIAS_PREPARE: |
| 629 | /* Set VMID to 2x50k */ |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 630 | snd_soc_update_bits(codec, WM8960_POWER1, 0x180, 0x80); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 631 | break; |
| 632 | |
| 633 | case SND_SOC_BIAS_STANDBY: |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 634 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 635 | regcache_sync(wm8960->regmap); |
Axel Lin | bc45df2 | 2011-10-07 21:50:23 +0800 | [diff] [blame] | 636 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 637 | /* Enable anti-pop features */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 638 | snd_soc_write(codec, WM8960_APOP1, |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 639 | WM8960_POBCTRL | WM8960_SOFT_ST | |
| 640 | WM8960_BUFDCOPEN | WM8960_BUFIOEN); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 641 | |
| 642 | /* Enable & ramp VMID at 2x50k */ |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 643 | snd_soc_update_bits(codec, WM8960_POWER1, 0x80, 0x80); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 644 | msleep(100); |
| 645 | |
| 646 | /* Enable VREF */ |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 647 | snd_soc_update_bits(codec, WM8960_POWER1, WM8960_VREF, |
| 648 | WM8960_VREF); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 649 | |
| 650 | /* Disable anti-pop features */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 651 | snd_soc_write(codec, WM8960_APOP1, WM8960_BUFIOEN); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 652 | } |
| 653 | |
| 654 | /* Set VMID to 2x250k */ |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 655 | snd_soc_update_bits(codec, WM8960_POWER1, 0x180, 0x100); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 656 | break; |
| 657 | |
| 658 | case SND_SOC_BIAS_OFF: |
| 659 | /* Enable anti-pop features */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 660 | snd_soc_write(codec, WM8960_APOP1, |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 661 | WM8960_POBCTRL | WM8960_SOFT_ST | |
| 662 | WM8960_BUFDCOPEN | WM8960_BUFIOEN); |
| 663 | |
| 664 | /* Disable VMID and VREF, let them discharge */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 665 | snd_soc_write(codec, WM8960_POWER1, 0); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 666 | msleep(600); |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 667 | break; |
| 668 | } |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 669 | |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 670 | codec->dapm.bias_level = level; |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 671 | |
| 672 | return 0; |
| 673 | } |
| 674 | |
| 675 | static int wm8960_set_bias_level_capless(struct snd_soc_codec *codec, |
| 676 | enum snd_soc_bias_level level) |
| 677 | { |
Mark Brown | b2c812e | 2010-04-14 15:35:19 +0900 | [diff] [blame] | 678 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 679 | int reg; |
| 680 | |
| 681 | switch (level) { |
| 682 | case SND_SOC_BIAS_ON: |
| 683 | break; |
| 684 | |
| 685 | case SND_SOC_BIAS_PREPARE: |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 686 | switch (codec->dapm.bias_level) { |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 687 | case SND_SOC_BIAS_STANDBY: |
| 688 | /* Enable anti pop mode */ |
| 689 | snd_soc_update_bits(codec, WM8960_APOP1, |
| 690 | WM8960_POBCTRL | WM8960_SOFT_ST | |
| 691 | WM8960_BUFDCOPEN, |
| 692 | WM8960_POBCTRL | WM8960_SOFT_ST | |
| 693 | WM8960_BUFDCOPEN); |
| 694 | |
| 695 | /* Enable LOUT1, ROUT1 and OUT3 if they're enabled */ |
| 696 | reg = 0; |
| 697 | if (wm8960->lout1 && wm8960->lout1->power) |
| 698 | reg |= WM8960_PWR2_LOUT1; |
| 699 | if (wm8960->rout1 && wm8960->rout1->power) |
| 700 | reg |= WM8960_PWR2_ROUT1; |
| 701 | if (wm8960->out3 && wm8960->out3->power) |
| 702 | reg |= WM8960_PWR2_OUT3; |
| 703 | snd_soc_update_bits(codec, WM8960_POWER2, |
| 704 | WM8960_PWR2_LOUT1 | |
| 705 | WM8960_PWR2_ROUT1 | |
| 706 | WM8960_PWR2_OUT3, reg); |
| 707 | |
| 708 | /* Enable VMID at 2*50k */ |
| 709 | snd_soc_update_bits(codec, WM8960_POWER1, |
| 710 | WM8960_VMID_MASK, 0x80); |
| 711 | |
| 712 | /* Ramp */ |
| 713 | msleep(100); |
| 714 | |
| 715 | /* Enable VREF */ |
| 716 | snd_soc_update_bits(codec, WM8960_POWER1, |
| 717 | WM8960_VREF, WM8960_VREF); |
| 718 | |
| 719 | msleep(100); |
| 720 | break; |
| 721 | |
| 722 | case SND_SOC_BIAS_ON: |
| 723 | /* Enable anti-pop mode */ |
| 724 | snd_soc_update_bits(codec, WM8960_APOP1, |
| 725 | WM8960_POBCTRL | WM8960_SOFT_ST | |
| 726 | WM8960_BUFDCOPEN, |
| 727 | WM8960_POBCTRL | WM8960_SOFT_ST | |
| 728 | WM8960_BUFDCOPEN); |
| 729 | |
| 730 | /* Disable VMID and VREF */ |
| 731 | snd_soc_update_bits(codec, WM8960_POWER1, |
| 732 | WM8960_VREF | WM8960_VMID_MASK, 0); |
| 733 | break; |
| 734 | |
Axel Lin | bc45df2 | 2011-10-07 21:50:23 +0800 | [diff] [blame] | 735 | case SND_SOC_BIAS_OFF: |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 736 | regcache_sync(wm8960->regmap); |
Axel Lin | bc45df2 | 2011-10-07 21:50:23 +0800 | [diff] [blame] | 737 | break; |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 738 | default: |
| 739 | break; |
| 740 | } |
| 741 | break; |
| 742 | |
| 743 | case SND_SOC_BIAS_STANDBY: |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 744 | switch (codec->dapm.bias_level) { |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 745 | case SND_SOC_BIAS_PREPARE: |
| 746 | /* Disable HP discharge */ |
| 747 | snd_soc_update_bits(codec, WM8960_APOP2, |
| 748 | WM8960_DISOP | WM8960_DRES_MASK, |
| 749 | 0); |
| 750 | |
| 751 | /* Disable anti-pop features */ |
| 752 | snd_soc_update_bits(codec, WM8960_APOP1, |
| 753 | WM8960_POBCTRL | WM8960_SOFT_ST | |
| 754 | WM8960_BUFDCOPEN, |
| 755 | WM8960_POBCTRL | WM8960_SOFT_ST | |
| 756 | WM8960_BUFDCOPEN); |
| 757 | break; |
| 758 | |
| 759 | default: |
| 760 | break; |
| 761 | } |
| 762 | break; |
| 763 | |
| 764 | case SND_SOC_BIAS_OFF: |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 765 | break; |
| 766 | } |
| 767 | |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 768 | codec->dapm.bias_level = level; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 769 | |
| 770 | return 0; |
| 771 | } |
| 772 | |
| 773 | /* PLL divisors */ |
| 774 | struct _pll_div { |
| 775 | u32 pre_div:1; |
| 776 | u32 n:4; |
| 777 | u32 k:24; |
| 778 | }; |
| 779 | |
| 780 | /* The size in bits of the pll divide multiplied by 10 |
| 781 | * to allow rounding later */ |
| 782 | #define FIXED_PLL_SIZE ((1 << 24) * 10) |
| 783 | |
| 784 | static int pll_factors(unsigned int source, unsigned int target, |
| 785 | struct _pll_div *pll_div) |
| 786 | { |
| 787 | unsigned long long Kpart; |
| 788 | unsigned int K, Ndiv, Nmod; |
| 789 | |
| 790 | pr_debug("WM8960 PLL: setting %dHz->%dHz\n", source, target); |
| 791 | |
| 792 | /* Scale up target to PLL operating frequency */ |
| 793 | target *= 4; |
| 794 | |
| 795 | Ndiv = target / source; |
| 796 | if (Ndiv < 6) { |
| 797 | source >>= 1; |
| 798 | pll_div->pre_div = 1; |
| 799 | Ndiv = target / source; |
| 800 | } else |
| 801 | pll_div->pre_div = 0; |
| 802 | |
| 803 | if ((Ndiv < 6) || (Ndiv > 12)) { |
| 804 | pr_err("WM8960 PLL: Unsupported N=%d\n", Ndiv); |
| 805 | return -EINVAL; |
| 806 | } |
| 807 | |
| 808 | pll_div->n = Ndiv; |
| 809 | Nmod = target % source; |
| 810 | Kpart = FIXED_PLL_SIZE * (long long)Nmod; |
| 811 | |
| 812 | do_div(Kpart, source); |
| 813 | |
| 814 | K = Kpart & 0xFFFFFFFF; |
| 815 | |
| 816 | /* Check if we need to round */ |
| 817 | if ((K % 10) >= 5) |
| 818 | K += 5; |
| 819 | |
| 820 | /* Move down to proper range now rounding is done */ |
| 821 | K /= 10; |
| 822 | |
| 823 | pll_div->k = K; |
| 824 | |
| 825 | pr_debug("WM8960 PLL: N=%x K=%x pre_div=%d\n", |
| 826 | pll_div->n, pll_div->k, pll_div->pre_div); |
| 827 | |
| 828 | return 0; |
| 829 | } |
| 830 | |
Mark Brown | 8548803 | 2009-09-05 18:52:16 +0100 | [diff] [blame] | 831 | static int wm8960_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, |
| 832 | int source, unsigned int freq_in, unsigned int freq_out) |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 833 | { |
| 834 | struct snd_soc_codec *codec = codec_dai->codec; |
| 835 | u16 reg; |
| 836 | static struct _pll_div pll_div; |
| 837 | int ret; |
| 838 | |
| 839 | if (freq_in && freq_out) { |
| 840 | ret = pll_factors(freq_in, freq_out, &pll_div); |
| 841 | if (ret != 0) |
| 842 | return ret; |
| 843 | } |
| 844 | |
| 845 | /* Disable the PLL: even if we are changing the frequency the |
| 846 | * PLL needs to be disabled while we do so. */ |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 847 | snd_soc_update_bits(codec, WM8960_CLOCK1, 0x1, 0); |
| 848 | snd_soc_update_bits(codec, WM8960_POWER2, 0x1, 0); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 849 | |
| 850 | if (!freq_in || !freq_out) |
| 851 | return 0; |
| 852 | |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 853 | reg = snd_soc_read(codec, WM8960_PLL1) & ~0x3f; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 854 | reg |= pll_div.pre_div << 4; |
| 855 | reg |= pll_div.n; |
| 856 | |
| 857 | if (pll_div.k) { |
| 858 | reg |= 0x20; |
| 859 | |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 860 | snd_soc_write(codec, WM8960_PLL2, (pll_div.k >> 18) & 0x3f); |
| 861 | snd_soc_write(codec, WM8960_PLL3, (pll_div.k >> 9) & 0x1ff); |
| 862 | snd_soc_write(codec, WM8960_PLL4, pll_div.k & 0x1ff); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 863 | } |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 864 | snd_soc_write(codec, WM8960_PLL1, reg); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 865 | |
| 866 | /* Turn it on */ |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 867 | snd_soc_update_bits(codec, WM8960_POWER2, 0x1, 0x1); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 868 | msleep(250); |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 869 | snd_soc_update_bits(codec, WM8960_CLOCK1, 0x1, 0x1); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 870 | |
| 871 | return 0; |
| 872 | } |
| 873 | |
| 874 | static int wm8960_set_dai_clkdiv(struct snd_soc_dai *codec_dai, |
| 875 | int div_id, int div) |
| 876 | { |
| 877 | struct snd_soc_codec *codec = codec_dai->codec; |
| 878 | u16 reg; |
| 879 | |
| 880 | switch (div_id) { |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 881 | case WM8960_SYSCLKDIV: |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 882 | reg = snd_soc_read(codec, WM8960_CLOCK1) & 0x1f9; |
| 883 | snd_soc_write(codec, WM8960_CLOCK1, reg | div); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 884 | break; |
| 885 | case WM8960_DACDIV: |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 886 | reg = snd_soc_read(codec, WM8960_CLOCK1) & 0x1c7; |
| 887 | snd_soc_write(codec, WM8960_CLOCK1, reg | div); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 888 | break; |
| 889 | case WM8960_OPCLKDIV: |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 890 | reg = snd_soc_read(codec, WM8960_PLL1) & 0x03f; |
| 891 | snd_soc_write(codec, WM8960_PLL1, reg | div); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 892 | break; |
| 893 | case WM8960_DCLKDIV: |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 894 | reg = snd_soc_read(codec, WM8960_CLOCK2) & 0x03f; |
| 895 | snd_soc_write(codec, WM8960_CLOCK2, reg | div); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 896 | break; |
| 897 | case WM8960_TOCLKSEL: |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 898 | reg = snd_soc_read(codec, WM8960_ADDCTL1) & 0x1fd; |
| 899 | snd_soc_write(codec, WM8960_ADDCTL1, reg | div); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 900 | break; |
| 901 | default: |
| 902 | return -EINVAL; |
| 903 | } |
| 904 | |
| 905 | return 0; |
| 906 | } |
| 907 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 908 | static int wm8960_set_bias_level(struct snd_soc_codec *codec, |
| 909 | enum snd_soc_bias_level level) |
| 910 | { |
| 911 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
| 912 | |
| 913 | return wm8960->set_bias_level(codec, level); |
| 914 | } |
| 915 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 916 | #define WM8960_RATES SNDRV_PCM_RATE_8000_48000 |
| 917 | |
| 918 | #define WM8960_FORMATS \ |
| 919 | (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ |
| 920 | SNDRV_PCM_FMTBIT_S24_LE) |
| 921 | |
Lars-Peter Clausen | 85e7652 | 2011-11-23 11:40:40 +0100 | [diff] [blame] | 922 | static const struct snd_soc_dai_ops wm8960_dai_ops = { |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 923 | .hw_params = wm8960_hw_params, |
| 924 | .digital_mute = wm8960_mute, |
| 925 | .set_fmt = wm8960_set_dai_fmt, |
| 926 | .set_clkdiv = wm8960_set_dai_clkdiv, |
| 927 | .set_pll = wm8960_set_dai_pll, |
| 928 | }; |
| 929 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 930 | static struct snd_soc_dai_driver wm8960_dai = { |
| 931 | .name = "wm8960-hifi", |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 932 | .playback = { |
| 933 | .stream_name = "Playback", |
| 934 | .channels_min = 1, |
| 935 | .channels_max = 2, |
| 936 | .rates = WM8960_RATES, |
| 937 | .formats = WM8960_FORMATS,}, |
| 938 | .capture = { |
| 939 | .stream_name = "Capture", |
| 940 | .channels_min = 1, |
| 941 | .channels_max = 2, |
| 942 | .rates = WM8960_RATES, |
| 943 | .formats = WM8960_FORMATS,}, |
| 944 | .ops = &wm8960_dai_ops, |
| 945 | .symmetric_rates = 1, |
| 946 | }; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 947 | |
Lars-Peter Clausen | 84b315e | 2011-12-02 10:18:28 +0100 | [diff] [blame] | 948 | static int wm8960_suspend(struct snd_soc_codec *codec) |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 949 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 950 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 951 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 952 | wm8960->set_bias_level(codec, SND_SOC_BIAS_OFF); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 953 | return 0; |
| 954 | } |
| 955 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 956 | static int wm8960_resume(struct snd_soc_codec *codec) |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 957 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 958 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 959 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 960 | wm8960->set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 961 | return 0; |
| 962 | } |
| 963 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 964 | static int wm8960_probe(struct snd_soc_codec *codec) |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 965 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 966 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
| 967 | struct wm8960_data *pdata = dev_get_platdata(codec->dev); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 968 | int ret; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 969 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 970 | wm8960->set_bias_level = wm8960_set_bias_level_out3; |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 971 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 972 | if (!pdata) { |
| 973 | dev_warn(codec->dev, "No platform data supplied\n"); |
| 974 | } else { |
Mark Brown | 913d7b4 | 2010-03-03 13:47:03 +0000 | [diff] [blame] | 975 | if (pdata->capless) |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 976 | wm8960->set_bias_level = wm8960_set_bias_level_capless; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 977 | } |
| 978 | |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 979 | ret = snd_soc_codec_set_cache_io(codec, 7, 9, SND_SOC_REGMAP); |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 980 | if (ret < 0) { |
| 981 | dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 982 | return ret; |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 983 | } |
| 984 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 985 | ret = wm8960_reset(codec); |
| 986 | if (ret < 0) { |
| 987 | dev_err(codec->dev, "Failed to issue reset\n"); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 988 | return ret; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 989 | } |
| 990 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 991 | wm8960->set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 992 | |
| 993 | /* Latch the update bits */ |
Axel Lin | 16b2488 | 2011-12-08 11:09:15 +0800 | [diff] [blame] | 994 | snd_soc_update_bits(codec, WM8960_LINVOL, 0x100, 0x100); |
| 995 | snd_soc_update_bits(codec, WM8960_RINVOL, 0x100, 0x100); |
| 996 | snd_soc_update_bits(codec, WM8960_LADC, 0x100, 0x100); |
| 997 | snd_soc_update_bits(codec, WM8960_RADC, 0x100, 0x100); |
| 998 | snd_soc_update_bits(codec, WM8960_LDAC, 0x100, 0x100); |
| 999 | snd_soc_update_bits(codec, WM8960_RDAC, 0x100, 0x100); |
| 1000 | snd_soc_update_bits(codec, WM8960_LOUT1, 0x100, 0x100); |
| 1001 | snd_soc_update_bits(codec, WM8960_ROUT1, 0x100, 0x100); |
| 1002 | snd_soc_update_bits(codec, WM8960_LOUT2, 0x100, 0x100); |
| 1003 | snd_soc_update_bits(codec, WM8960_ROUT2, 0x100, 0x100); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1004 | |
Liam Girdwood | 022658b | 2012-02-03 17:43:09 +0000 | [diff] [blame] | 1005 | snd_soc_add_codec_controls(codec, wm8960_snd_controls, |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 1006 | ARRAY_SIZE(wm8960_snd_controls)); |
| 1007 | wm8960_add_widgets(codec); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1008 | |
| 1009 | return 0; |
| 1010 | } |
| 1011 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 1012 | /* power down chip */ |
| 1013 | static int wm8960_remove(struct snd_soc_codec *codec) |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1014 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 1015 | struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); |
| 1016 | |
| 1017 | wm8960->set_bias_level(codec, SND_SOC_BIAS_OFF); |
| 1018 | return 0; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1019 | } |
| 1020 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 1021 | static struct snd_soc_codec_driver soc_codec_dev_wm8960 = { |
| 1022 | .probe = wm8960_probe, |
| 1023 | .remove = wm8960_remove, |
| 1024 | .suspend = wm8960_suspend, |
| 1025 | .resume = wm8960_resume, |
| 1026 | .set_bias_level = wm8960_set_bias_level, |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 1027 | }; |
| 1028 | |
| 1029 | static const struct regmap_config wm8960_regmap = { |
| 1030 | .reg_bits = 7, |
| 1031 | .val_bits = 9, |
| 1032 | .max_register = WM8960_PLL4, |
| 1033 | |
| 1034 | .reg_defaults = wm8960_reg_defaults, |
| 1035 | .num_reg_defaults = ARRAY_SIZE(wm8960_reg_defaults), |
| 1036 | .cache_type = REGCACHE_RBTREE, |
| 1037 | |
| 1038 | .volatile_reg = wm8960_volatile, |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 1039 | }; |
| 1040 | |
Bill Pemberton | 7a79e94 | 2012-12-07 09:26:37 -0500 | [diff] [blame] | 1041 | static int wm8960_i2c_probe(struct i2c_client *i2c, |
| 1042 | const struct i2c_device_id *id) |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1043 | { |
Mark Brown | 3706163 | 2012-09-13 11:46:58 +0800 | [diff] [blame] | 1044 | struct wm8960_data *pdata = dev_get_platdata(&i2c->dev); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1045 | struct wm8960_priv *wm8960; |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 1046 | int ret; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1047 | |
Mark Brown | b9791c0 | 2011-12-16 07:42:58 +0100 | [diff] [blame] | 1048 | wm8960 = devm_kzalloc(&i2c->dev, sizeof(struct wm8960_priv), |
| 1049 | GFP_KERNEL); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1050 | if (wm8960 == NULL) |
| 1051 | return -ENOMEM; |
| 1052 | |
Sachin Kamat | c5e6f5f | 2012-11-26 17:19:43 +0530 | [diff] [blame] | 1053 | wm8960->regmap = devm_regmap_init_i2c(i2c, &wm8960_regmap); |
Mark Brown | 0ebe36c | 2012-09-10 19:23:57 +0800 | [diff] [blame] | 1054 | if (IS_ERR(wm8960->regmap)) |
| 1055 | return PTR_ERR(wm8960->regmap); |
| 1056 | |
Mark Brown | 3706163 | 2012-09-13 11:46:58 +0800 | [diff] [blame] | 1057 | if (pdata && pdata->shared_lrclk) { |
| 1058 | ret = regmap_update_bits(wm8960->regmap, WM8960_ADDCTL2, |
| 1059 | 0x4, 0x4); |
| 1060 | if (ret != 0) { |
| 1061 | dev_err(&i2c->dev, "Failed to enable LRCM: %d\n", |
| 1062 | ret); |
| 1063 | return ret; |
| 1064 | } |
| 1065 | } |
| 1066 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1067 | i2c_set_clientdata(i2c, wm8960); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1068 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 1069 | ret = snd_soc_register_codec(&i2c->dev, |
| 1070 | &soc_codec_dev_wm8960, &wm8960_dai, 1); |
Mark Brown | b9791c0 | 2011-12-16 07:42:58 +0100 | [diff] [blame] | 1071 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 1072 | return ret; |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1073 | } |
| 1074 | |
Bill Pemberton | 7a79e94 | 2012-12-07 09:26:37 -0500 | [diff] [blame] | 1075 | static int wm8960_i2c_remove(struct i2c_client *client) |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1076 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 1077 | snd_soc_unregister_codec(&client->dev); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1078 | return 0; |
| 1079 | } |
| 1080 | |
| 1081 | static const struct i2c_device_id wm8960_i2c_id[] = { |
| 1082 | { "wm8960", 0 }, |
| 1083 | { } |
| 1084 | }; |
| 1085 | MODULE_DEVICE_TABLE(i2c, wm8960_i2c_id); |
| 1086 | |
| 1087 | static struct i2c_driver wm8960_i2c_driver = { |
| 1088 | .driver = { |
Mark Brown | 091edcc | 2011-12-02 22:08:49 +0000 | [diff] [blame] | 1089 | .name = "wm8960", |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1090 | .owner = THIS_MODULE, |
| 1091 | }, |
| 1092 | .probe = wm8960_i2c_probe, |
Bill Pemberton | 7a79e94 | 2012-12-07 09:26:37 -0500 | [diff] [blame] | 1093 | .remove = wm8960_i2c_remove, |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1094 | .id_table = wm8960_i2c_id, |
| 1095 | }; |
| 1096 | |
Sachin Kamat | 3c010e6 | 2012-08-06 17:25:36 +0530 | [diff] [blame] | 1097 | module_i2c_driver(wm8960_i2c_driver); |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1098 | |
Mark Brown | f2644a2 | 2009-04-07 19:20:14 +0100 | [diff] [blame] | 1099 | MODULE_DESCRIPTION("ASoC WM8960 driver"); |
| 1100 | MODULE_AUTHOR("Liam Girdwood"); |
| 1101 | MODULE_LICENSE("GPL"); |