Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 1 | /* |
| 2 | * wm8750.c -- WM8750 ALSA SoC audio driver |
| 3 | * |
| 4 | * Copyright 2005 Openedhand Ltd. |
| 5 | * |
| 6 | * Author: Richard Purdie <richard@openedhand.com> |
| 7 | * |
| 8 | * Based on WM8753.c |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License version 2 as |
| 12 | * published by the Free Software Foundation. |
| 13 | */ |
| 14 | |
| 15 | #include <linux/module.h> |
| 16 | #include <linux/moduleparam.h> |
| 17 | #include <linux/init.h> |
| 18 | #include <linux/delay.h> |
| 19 | #include <linux/pm.h> |
| 20 | #include <linux/i2c.h> |
| 21 | #include <linux/platform_device.h> |
Mark Brown | 2f3dfaf | 2008-09-16 12:51:26 +0100 | [diff] [blame] | 22 | #include <linux/spi/spi.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 23 | #include <linux/slab.h> |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 24 | #include <sound/core.h> |
| 25 | #include <sound/pcm.h> |
| 26 | #include <sound/pcm_params.h> |
| 27 | #include <sound/soc.h> |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 28 | #include <sound/initval.h> |
| 29 | |
| 30 | #include "wm8750.h" |
| 31 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 32 | /* |
| 33 | * wm8750 register cache |
| 34 | * We can't read the WM8750 register space when we |
| 35 | * are using 2 wire for device control, so we cache them instead. |
| 36 | */ |
| 37 | static const u16 wm8750_reg[] = { |
| 38 | 0x0097, 0x0097, 0x0079, 0x0079, /* 0 */ |
| 39 | 0x0000, 0x0008, 0x0000, 0x000a, /* 4 */ |
| 40 | 0x0000, 0x0000, 0x00ff, 0x00ff, /* 8 */ |
| 41 | 0x000f, 0x000f, 0x0000, 0x0000, /* 12 */ |
| 42 | 0x0000, 0x007b, 0x0000, 0x0032, /* 16 */ |
| 43 | 0x0000, 0x00c3, 0x00c3, 0x00c0, /* 20 */ |
| 44 | 0x0000, 0x0000, 0x0000, 0x0000, /* 24 */ |
| 45 | 0x0000, 0x0000, 0x0000, 0x0000, /* 28 */ |
| 46 | 0x0000, 0x0000, 0x0050, 0x0050, /* 32 */ |
| 47 | 0x0050, 0x0050, 0x0050, 0x0050, /* 36 */ |
| 48 | 0x0079, 0x0079, 0x0079, /* 40 */ |
| 49 | }; |
| 50 | |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 51 | /* codec private data */ |
| 52 | struct wm8750_priv { |
| 53 | unsigned int sysclk; |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 54 | enum snd_soc_control_type control_type; |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 55 | }; |
| 56 | |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 57 | #define wm8750_reset(c) snd_soc_write(c, WM8750_RESET, 0) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 58 | |
| 59 | /* |
| 60 | * WM8750 Controls |
| 61 | */ |
| 62 | static const char *wm8750_bass[] = {"Linear Control", "Adaptive Boost"}; |
| 63 | static const char *wm8750_bass_filter[] = { "130Hz @ 48kHz", "200Hz @ 48kHz" }; |
| 64 | static const char *wm8750_treble[] = {"8kHz", "4kHz"}; |
| 65 | static const char *wm8750_3d_lc[] = {"200Hz", "500Hz"}; |
| 66 | static const char *wm8750_3d_uc[] = {"2.2kHz", "1.5kHz"}; |
| 67 | static const char *wm8750_3d_func[] = {"Capture", "Playback"}; |
| 68 | static const char *wm8750_alc_func[] = {"Off", "Right", "Left", "Stereo"}; |
| 69 | static const char *wm8750_ng_type[] = {"Constant PGA Gain", |
| 70 | "Mute ADC Output"}; |
| 71 | static const char *wm8750_line_mux[] = {"Line 1", "Line 2", "Line 3", "PGA", |
| 72 | "Differential"}; |
| 73 | static const char *wm8750_pga_sel[] = {"Line 1", "Line 2", "Line 3", |
| 74 | "Differential"}; |
| 75 | static const char *wm8750_out3[] = {"VREF", "ROUT1 + Vol", "MonoOut", |
| 76 | "ROUT1"}; |
| 77 | static const char *wm8750_diff_sel[] = {"Line 1", "Line 2"}; |
| 78 | static const char *wm8750_adcpol[] = {"Normal", "L Invert", "R Invert", |
| 79 | "L + R Invert"}; |
| 80 | static const char *wm8750_deemph[] = {"None", "32Khz", "44.1Khz", "48Khz"}; |
| 81 | static const char *wm8750_mono_mux[] = {"Stereo", "Mono (Left)", |
| 82 | "Mono (Right)", "Digital Mono"}; |
| 83 | |
| 84 | static const struct soc_enum wm8750_enum[] = { |
| 85 | SOC_ENUM_SINGLE(WM8750_BASS, 7, 2, wm8750_bass), |
| 86 | SOC_ENUM_SINGLE(WM8750_BASS, 6, 2, wm8750_bass_filter), |
| 87 | SOC_ENUM_SINGLE(WM8750_TREBLE, 6, 2, wm8750_treble), |
| 88 | SOC_ENUM_SINGLE(WM8750_3D, 5, 2, wm8750_3d_lc), |
| 89 | SOC_ENUM_SINGLE(WM8750_3D, 6, 2, wm8750_3d_uc), |
| 90 | SOC_ENUM_SINGLE(WM8750_3D, 7, 2, wm8750_3d_func), |
| 91 | SOC_ENUM_SINGLE(WM8750_ALC1, 7, 4, wm8750_alc_func), |
| 92 | SOC_ENUM_SINGLE(WM8750_NGATE, 1, 2, wm8750_ng_type), |
| 93 | SOC_ENUM_SINGLE(WM8750_LOUTM1, 0, 5, wm8750_line_mux), |
| 94 | SOC_ENUM_SINGLE(WM8750_ROUTM1, 0, 5, wm8750_line_mux), |
| 95 | SOC_ENUM_SINGLE(WM8750_LADCIN, 6, 4, wm8750_pga_sel), /* 10 */ |
| 96 | SOC_ENUM_SINGLE(WM8750_RADCIN, 6, 4, wm8750_pga_sel), |
| 97 | SOC_ENUM_SINGLE(WM8750_ADCTL2, 7, 4, wm8750_out3), |
| 98 | SOC_ENUM_SINGLE(WM8750_ADCIN, 8, 2, wm8750_diff_sel), |
| 99 | SOC_ENUM_SINGLE(WM8750_ADCDAC, 5, 4, wm8750_adcpol), |
| 100 | SOC_ENUM_SINGLE(WM8750_ADCDAC, 1, 4, wm8750_deemph), |
| 101 | SOC_ENUM_SINGLE(WM8750_ADCIN, 6, 4, wm8750_mono_mux), /* 16 */ |
| 102 | |
| 103 | }; |
| 104 | |
| 105 | static const struct snd_kcontrol_new wm8750_snd_controls[] = { |
| 106 | |
| 107 | SOC_DOUBLE_R("Capture Volume", WM8750_LINVOL, WM8750_RINVOL, 0, 63, 0), |
| 108 | SOC_DOUBLE_R("Capture ZC Switch", WM8750_LINVOL, WM8750_RINVOL, 6, 1, 0), |
| 109 | SOC_DOUBLE_R("Capture Switch", WM8750_LINVOL, WM8750_RINVOL, 7, 1, 1), |
| 110 | |
Liam Girdwood | bd903b6 | 2006-11-09 16:35:01 +0100 | [diff] [blame] | 111 | SOC_DOUBLE_R("Headphone Playback ZC Switch", WM8750_LOUT1V, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 112 | WM8750_ROUT1V, 7, 1, 0), |
Liam Girdwood | bd903b6 | 2006-11-09 16:35:01 +0100 | [diff] [blame] | 113 | SOC_DOUBLE_R("Speaker Playback ZC Switch", WM8750_LOUT2V, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 114 | WM8750_ROUT2V, 7, 1, 0), |
| 115 | |
| 116 | SOC_ENUM("Playback De-emphasis", wm8750_enum[15]), |
| 117 | |
| 118 | SOC_ENUM("Capture Polarity", wm8750_enum[14]), |
| 119 | SOC_SINGLE("Playback 6dB Attenuate", WM8750_ADCDAC, 7, 1, 0), |
| 120 | SOC_SINGLE("Capture 6dB Attenuate", WM8750_ADCDAC, 8, 1, 0), |
| 121 | |
| 122 | SOC_DOUBLE_R("PCM Volume", WM8750_LDAC, WM8750_RDAC, 0, 255, 0), |
| 123 | |
| 124 | SOC_ENUM("Bass Boost", wm8750_enum[0]), |
| 125 | SOC_ENUM("Bass Filter", wm8750_enum[1]), |
| 126 | SOC_SINGLE("Bass Volume", WM8750_BASS, 0, 15, 1), |
| 127 | |
Stanislav Brabec | 6a7b8cf | 2007-11-12 12:11:10 +0100 | [diff] [blame] | 128 | SOC_SINGLE("Treble Volume", WM8750_TREBLE, 0, 15, 1), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 129 | SOC_ENUM("Treble Cut-off", wm8750_enum[2]), |
| 130 | |
| 131 | SOC_SINGLE("3D Switch", WM8750_3D, 0, 1, 0), |
| 132 | SOC_SINGLE("3D Volume", WM8750_3D, 1, 15, 0), |
| 133 | SOC_ENUM("3D Lower Cut-off", wm8750_enum[3]), |
| 134 | SOC_ENUM("3D Upper Cut-off", wm8750_enum[4]), |
| 135 | SOC_ENUM("3D Mode", wm8750_enum[5]), |
| 136 | |
| 137 | SOC_SINGLE("ALC Capture Target Volume", WM8750_ALC1, 0, 7, 0), |
| 138 | SOC_SINGLE("ALC Capture Max Volume", WM8750_ALC1, 4, 7, 0), |
| 139 | SOC_ENUM("ALC Capture Function", wm8750_enum[6]), |
| 140 | SOC_SINGLE("ALC Capture ZC Switch", WM8750_ALC2, 7, 1, 0), |
| 141 | SOC_SINGLE("ALC Capture Hold Time", WM8750_ALC2, 0, 15, 0), |
| 142 | SOC_SINGLE("ALC Capture Decay Time", WM8750_ALC3, 4, 15, 0), |
| 143 | SOC_SINGLE("ALC Capture Attack Time", WM8750_ALC3, 0, 15, 0), |
| 144 | SOC_SINGLE("ALC Capture NG Threshold", WM8750_NGATE, 3, 31, 0), |
| 145 | SOC_ENUM("ALC Capture NG Type", wm8750_enum[4]), |
| 146 | SOC_SINGLE("ALC Capture NG Switch", WM8750_NGATE, 0, 1, 0), |
| 147 | |
| 148 | SOC_SINGLE("Left ADC Capture Volume", WM8750_LADC, 0, 255, 0), |
| 149 | SOC_SINGLE("Right ADC Capture Volume", WM8750_RADC, 0, 255, 0), |
| 150 | |
| 151 | SOC_SINGLE("ZC Timeout Switch", WM8750_ADCTL1, 0, 1, 0), |
| 152 | SOC_SINGLE("Playback Invert Switch", WM8750_ADCTL1, 1, 1, 0), |
| 153 | |
Liam Girdwood | bd903b6 | 2006-11-09 16:35:01 +0100 | [diff] [blame] | 154 | SOC_SINGLE("Right Speaker Playback Invert Switch", WM8750_ADCTL2, 4, 1, 0), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 155 | |
| 156 | /* Unimplemented */ |
| 157 | /* ADCDAC Bit 0 - ADCHPD */ |
| 158 | /* ADCDAC Bit 4 - HPOR */ |
| 159 | /* ADCTL1 Bit 2,3 - DATSEL */ |
| 160 | /* ADCTL1 Bit 4,5 - DMONOMIX */ |
| 161 | /* ADCTL1 Bit 6,7 - VSEL */ |
| 162 | /* ADCTL2 Bit 2 - LRCM */ |
| 163 | /* ADCTL2 Bit 3 - TRI */ |
| 164 | /* ADCTL3 Bit 5 - HPFLREN */ |
| 165 | /* ADCTL3 Bit 6 - VROI */ |
| 166 | /* ADCTL3 Bit 7,8 - ADCLRM */ |
| 167 | /* ADCIN Bit 4 - LDCM */ |
| 168 | /* ADCIN Bit 5 - RDCM */ |
| 169 | |
| 170 | SOC_DOUBLE_R("Mic Boost", WM8750_LADCIN, WM8750_RADCIN, 4, 3, 0), |
| 171 | |
| 172 | SOC_DOUBLE_R("Bypass Left Playback Volume", WM8750_LOUTM1, |
| 173 | WM8750_LOUTM2, 4, 7, 1), |
| 174 | SOC_DOUBLE_R("Bypass Right Playback Volume", WM8750_ROUTM1, |
| 175 | WM8750_ROUTM2, 4, 7, 1), |
| 176 | SOC_DOUBLE_R("Bypass Mono Playback Volume", WM8750_MOUTM1, |
| 177 | WM8750_MOUTM2, 4, 7, 1), |
| 178 | |
| 179 | SOC_SINGLE("Mono Playback ZC Switch", WM8750_MOUTV, 7, 1, 0), |
| 180 | |
Liam Girdwood | bd903b6 | 2006-11-09 16:35:01 +0100 | [diff] [blame] | 181 | SOC_DOUBLE_R("Headphone Playback Volume", WM8750_LOUT1V, WM8750_ROUT1V, |
| 182 | 0, 127, 0), |
| 183 | SOC_DOUBLE_R("Speaker Playback Volume", WM8750_LOUT2V, WM8750_ROUT2V, |
| 184 | 0, 127, 0), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 185 | |
| 186 | SOC_SINGLE("Mono Playback Volume", WM8750_MOUTV, 0, 127, 0), |
| 187 | |
| 188 | }; |
| 189 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 190 | /* |
| 191 | * DAPM Controls |
| 192 | */ |
| 193 | |
| 194 | /* Left Mixer */ |
| 195 | static const struct snd_kcontrol_new wm8750_left_mixer_controls[] = { |
| 196 | SOC_DAPM_SINGLE("Playback Switch", WM8750_LOUTM1, 8, 1, 0), |
| 197 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8750_LOUTM1, 7, 1, 0), |
| 198 | SOC_DAPM_SINGLE("Right Playback Switch", WM8750_LOUTM2, 8, 1, 0), |
| 199 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8750_LOUTM2, 7, 1, 0), |
| 200 | }; |
| 201 | |
| 202 | /* Right Mixer */ |
| 203 | static const struct snd_kcontrol_new wm8750_right_mixer_controls[] = { |
| 204 | SOC_DAPM_SINGLE("Left Playback Switch", WM8750_ROUTM1, 8, 1, 0), |
| 205 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8750_ROUTM1, 7, 1, 0), |
| 206 | SOC_DAPM_SINGLE("Playback Switch", WM8750_ROUTM2, 8, 1, 0), |
| 207 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8750_ROUTM2, 7, 1, 0), |
| 208 | }; |
| 209 | |
| 210 | /* Mono Mixer */ |
| 211 | static const struct snd_kcontrol_new wm8750_mono_mixer_controls[] = { |
| 212 | SOC_DAPM_SINGLE("Left Playback Switch", WM8750_MOUTM1, 8, 1, 0), |
| 213 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8750_MOUTM1, 7, 1, 0), |
| 214 | SOC_DAPM_SINGLE("Right Playback Switch", WM8750_MOUTM2, 8, 1, 0), |
| 215 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8750_MOUTM2, 7, 1, 0), |
| 216 | }; |
| 217 | |
| 218 | /* Left Line Mux */ |
| 219 | static const struct snd_kcontrol_new wm8750_left_line_controls = |
| 220 | SOC_DAPM_ENUM("Route", wm8750_enum[8]); |
| 221 | |
| 222 | /* Right Line Mux */ |
| 223 | static const struct snd_kcontrol_new wm8750_right_line_controls = |
| 224 | SOC_DAPM_ENUM("Route", wm8750_enum[9]); |
| 225 | |
| 226 | /* Left PGA Mux */ |
| 227 | static const struct snd_kcontrol_new wm8750_left_pga_controls = |
| 228 | SOC_DAPM_ENUM("Route", wm8750_enum[10]); |
| 229 | |
| 230 | /* Right PGA Mux */ |
| 231 | static const struct snd_kcontrol_new wm8750_right_pga_controls = |
| 232 | SOC_DAPM_ENUM("Route", wm8750_enum[11]); |
| 233 | |
| 234 | /* Out 3 Mux */ |
| 235 | static const struct snd_kcontrol_new wm8750_out3_controls = |
| 236 | SOC_DAPM_ENUM("Route", wm8750_enum[12]); |
| 237 | |
| 238 | /* Differential Mux */ |
| 239 | static const struct snd_kcontrol_new wm8750_diffmux_controls = |
| 240 | SOC_DAPM_ENUM("Route", wm8750_enum[13]); |
| 241 | |
| 242 | /* Mono ADC Mux */ |
| 243 | static const struct snd_kcontrol_new wm8750_monomux_controls = |
| 244 | SOC_DAPM_ENUM("Route", wm8750_enum[16]); |
| 245 | |
| 246 | static const struct snd_soc_dapm_widget wm8750_dapm_widgets[] = { |
| 247 | SND_SOC_DAPM_MIXER("Left Mixer", SND_SOC_NOPM, 0, 0, |
| 248 | &wm8750_left_mixer_controls[0], |
| 249 | ARRAY_SIZE(wm8750_left_mixer_controls)), |
| 250 | SND_SOC_DAPM_MIXER("Right Mixer", SND_SOC_NOPM, 0, 0, |
| 251 | &wm8750_right_mixer_controls[0], |
| 252 | ARRAY_SIZE(wm8750_right_mixer_controls)), |
| 253 | SND_SOC_DAPM_MIXER("Mono Mixer", WM8750_PWR2, 2, 0, |
| 254 | &wm8750_mono_mixer_controls[0], |
| 255 | ARRAY_SIZE(wm8750_mono_mixer_controls)), |
| 256 | |
| 257 | SND_SOC_DAPM_PGA("Right Out 2", WM8750_PWR2, 3, 0, NULL, 0), |
| 258 | SND_SOC_DAPM_PGA("Left Out 2", WM8750_PWR2, 4, 0, NULL, 0), |
| 259 | SND_SOC_DAPM_PGA("Right Out 1", WM8750_PWR2, 5, 0, NULL, 0), |
| 260 | SND_SOC_DAPM_PGA("Left Out 1", WM8750_PWR2, 6, 0, NULL, 0), |
| 261 | SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8750_PWR2, 7, 0), |
| 262 | SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8750_PWR2, 8, 0), |
| 263 | |
| 264 | SND_SOC_DAPM_MICBIAS("Mic Bias", WM8750_PWR1, 1, 0), |
| 265 | SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8750_PWR1, 2, 0), |
| 266 | SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8750_PWR1, 3, 0), |
| 267 | |
| 268 | SND_SOC_DAPM_MUX("Left PGA Mux", WM8750_PWR1, 5, 0, |
| 269 | &wm8750_left_pga_controls), |
| 270 | SND_SOC_DAPM_MUX("Right PGA Mux", WM8750_PWR1, 4, 0, |
| 271 | &wm8750_right_pga_controls), |
| 272 | SND_SOC_DAPM_MUX("Left Line Mux", SND_SOC_NOPM, 0, 0, |
| 273 | &wm8750_left_line_controls), |
| 274 | SND_SOC_DAPM_MUX("Right Line Mux", SND_SOC_NOPM, 0, 0, |
| 275 | &wm8750_right_line_controls), |
| 276 | |
| 277 | SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0, &wm8750_out3_controls), |
| 278 | SND_SOC_DAPM_PGA("Out 3", WM8750_PWR2, 1, 0, NULL, 0), |
| 279 | SND_SOC_DAPM_PGA("Mono Out 1", WM8750_PWR2, 2, 0, NULL, 0), |
| 280 | |
| 281 | SND_SOC_DAPM_MUX("Differential Mux", SND_SOC_NOPM, 0, 0, |
| 282 | &wm8750_diffmux_controls), |
| 283 | SND_SOC_DAPM_MUX("Left ADC Mux", SND_SOC_NOPM, 0, 0, |
| 284 | &wm8750_monomux_controls), |
| 285 | SND_SOC_DAPM_MUX("Right ADC Mux", SND_SOC_NOPM, 0, 0, |
| 286 | &wm8750_monomux_controls), |
| 287 | |
| 288 | SND_SOC_DAPM_OUTPUT("LOUT1"), |
| 289 | SND_SOC_DAPM_OUTPUT("ROUT1"), |
| 290 | SND_SOC_DAPM_OUTPUT("LOUT2"), |
| 291 | SND_SOC_DAPM_OUTPUT("ROUT2"), |
Dmitry Baryshkov | 23ba79bd | 2008-08-09 15:05:28 +0400 | [diff] [blame] | 292 | SND_SOC_DAPM_OUTPUT("MONO1"), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 293 | SND_SOC_DAPM_OUTPUT("OUT3"), |
Dmitry Baryshkov | 04489ee | 2008-08-12 02:45:31 +0400 | [diff] [blame] | 294 | SND_SOC_DAPM_OUTPUT("VREF"), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 295 | |
| 296 | SND_SOC_DAPM_INPUT("LINPUT1"), |
| 297 | SND_SOC_DAPM_INPUT("LINPUT2"), |
| 298 | SND_SOC_DAPM_INPUT("LINPUT3"), |
| 299 | SND_SOC_DAPM_INPUT("RINPUT1"), |
| 300 | SND_SOC_DAPM_INPUT("RINPUT2"), |
| 301 | SND_SOC_DAPM_INPUT("RINPUT3"), |
| 302 | }; |
| 303 | |
Mark Brown | a65f056 | 2008-05-13 14:54:43 +0200 | [diff] [blame] | 304 | static const struct snd_soc_dapm_route audio_map[] = { |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 305 | /* left mixer */ |
| 306 | {"Left Mixer", "Playback Switch", "Left DAC"}, |
| 307 | {"Left Mixer", "Left Bypass Switch", "Left Line Mux"}, |
| 308 | {"Left Mixer", "Right Playback Switch", "Right DAC"}, |
| 309 | {"Left Mixer", "Right Bypass Switch", "Right Line Mux"}, |
| 310 | |
| 311 | /* right mixer */ |
| 312 | {"Right Mixer", "Left Playback Switch", "Left DAC"}, |
| 313 | {"Right Mixer", "Left Bypass Switch", "Left Line Mux"}, |
| 314 | {"Right Mixer", "Playback Switch", "Right DAC"}, |
| 315 | {"Right Mixer", "Right Bypass Switch", "Right Line Mux"}, |
| 316 | |
| 317 | /* left out 1 */ |
| 318 | {"Left Out 1", NULL, "Left Mixer"}, |
| 319 | {"LOUT1", NULL, "Left Out 1"}, |
| 320 | |
| 321 | /* left out 2 */ |
| 322 | {"Left Out 2", NULL, "Left Mixer"}, |
| 323 | {"LOUT2", NULL, "Left Out 2"}, |
| 324 | |
| 325 | /* right out 1 */ |
| 326 | {"Right Out 1", NULL, "Right Mixer"}, |
| 327 | {"ROUT1", NULL, "Right Out 1"}, |
| 328 | |
| 329 | /* right out 2 */ |
| 330 | {"Right Out 2", NULL, "Right Mixer"}, |
| 331 | {"ROUT2", NULL, "Right Out 2"}, |
| 332 | |
| 333 | /* mono mixer */ |
| 334 | {"Mono Mixer", "Left Playback Switch", "Left DAC"}, |
| 335 | {"Mono Mixer", "Left Bypass Switch", "Left Line Mux"}, |
| 336 | {"Mono Mixer", "Right Playback Switch", "Right DAC"}, |
| 337 | {"Mono Mixer", "Right Bypass Switch", "Right Line Mux"}, |
| 338 | |
| 339 | /* mono out */ |
| 340 | {"Mono Out 1", NULL, "Mono Mixer"}, |
| 341 | {"MONO1", NULL, "Mono Out 1"}, |
| 342 | |
| 343 | /* out 3 */ |
| 344 | {"Out3 Mux", "VREF", "VREF"}, |
| 345 | {"Out3 Mux", "ROUT1 + Vol", "ROUT1"}, |
| 346 | {"Out3 Mux", "ROUT1", "Right Mixer"}, |
| 347 | {"Out3 Mux", "MonoOut", "MONO1"}, |
| 348 | {"Out 3", NULL, "Out3 Mux"}, |
| 349 | {"OUT3", NULL, "Out 3"}, |
| 350 | |
| 351 | /* Left Line Mux */ |
| 352 | {"Left Line Mux", "Line 1", "LINPUT1"}, |
| 353 | {"Left Line Mux", "Line 2", "LINPUT2"}, |
| 354 | {"Left Line Mux", "Line 3", "LINPUT3"}, |
| 355 | {"Left Line Mux", "PGA", "Left PGA Mux"}, |
| 356 | {"Left Line Mux", "Differential", "Differential Mux"}, |
| 357 | |
| 358 | /* Right Line Mux */ |
| 359 | {"Right Line Mux", "Line 1", "RINPUT1"}, |
| 360 | {"Right Line Mux", "Line 2", "RINPUT2"}, |
| 361 | {"Right Line Mux", "Line 3", "RINPUT3"}, |
| 362 | {"Right Line Mux", "PGA", "Right PGA Mux"}, |
| 363 | {"Right Line Mux", "Differential", "Differential Mux"}, |
| 364 | |
| 365 | /* Left PGA Mux */ |
| 366 | {"Left PGA Mux", "Line 1", "LINPUT1"}, |
| 367 | {"Left PGA Mux", "Line 2", "LINPUT2"}, |
| 368 | {"Left PGA Mux", "Line 3", "LINPUT3"}, |
| 369 | {"Left PGA Mux", "Differential", "Differential Mux"}, |
| 370 | |
| 371 | /* Right PGA Mux */ |
| 372 | {"Right PGA Mux", "Line 1", "RINPUT1"}, |
| 373 | {"Right PGA Mux", "Line 2", "RINPUT2"}, |
| 374 | {"Right PGA Mux", "Line 3", "RINPUT3"}, |
| 375 | {"Right PGA Mux", "Differential", "Differential Mux"}, |
| 376 | |
| 377 | /* Differential Mux */ |
| 378 | {"Differential Mux", "Line 1", "LINPUT1"}, |
| 379 | {"Differential Mux", "Line 1", "RINPUT1"}, |
| 380 | {"Differential Mux", "Line 2", "LINPUT2"}, |
| 381 | {"Differential Mux", "Line 2", "RINPUT2"}, |
| 382 | |
| 383 | /* Left ADC Mux */ |
| 384 | {"Left ADC Mux", "Stereo", "Left PGA Mux"}, |
| 385 | {"Left ADC Mux", "Mono (Left)", "Left PGA Mux"}, |
| 386 | {"Left ADC Mux", "Digital Mono", "Left PGA Mux"}, |
| 387 | |
| 388 | /* Right ADC Mux */ |
| 389 | {"Right ADC Mux", "Stereo", "Right PGA Mux"}, |
| 390 | {"Right ADC Mux", "Mono (Right)", "Right PGA Mux"}, |
| 391 | {"Right ADC Mux", "Digital Mono", "Right PGA Mux"}, |
| 392 | |
| 393 | /* ADC */ |
| 394 | {"Left ADC", NULL, "Left ADC Mux"}, |
| 395 | {"Right ADC", NULL, "Right ADC Mux"}, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 396 | }; |
| 397 | |
| 398 | static int wm8750_add_widgets(struct snd_soc_codec *codec) |
| 399 | { |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 400 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 401 | |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 402 | snd_soc_dapm_new_controls(dapm, wm8750_dapm_widgets, |
| 403 | ARRAY_SIZE(wm8750_dapm_widgets)); |
| 404 | snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 405 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 406 | return 0; |
| 407 | } |
| 408 | |
| 409 | struct _coeff_div { |
| 410 | u32 mclk; |
| 411 | u32 rate; |
| 412 | u16 fs; |
| 413 | u8 sr:5; |
| 414 | u8 usb:1; |
| 415 | }; |
| 416 | |
| 417 | /* codec hifi mclk clock divider coefficients */ |
| 418 | static const struct _coeff_div coeff_div[] = { |
| 419 | /* 8k */ |
| 420 | {12288000, 8000, 1536, 0x6, 0x0}, |
| 421 | {11289600, 8000, 1408, 0x16, 0x0}, |
| 422 | {18432000, 8000, 2304, 0x7, 0x0}, |
| 423 | {16934400, 8000, 2112, 0x17, 0x0}, |
| 424 | {12000000, 8000, 1500, 0x6, 0x1}, |
| 425 | |
| 426 | /* 11.025k */ |
| 427 | {11289600, 11025, 1024, 0x18, 0x0}, |
| 428 | {16934400, 11025, 1536, 0x19, 0x0}, |
| 429 | {12000000, 11025, 1088, 0x19, 0x1}, |
| 430 | |
| 431 | /* 16k */ |
| 432 | {12288000, 16000, 768, 0xa, 0x0}, |
| 433 | {18432000, 16000, 1152, 0xb, 0x0}, |
| 434 | {12000000, 16000, 750, 0xa, 0x1}, |
| 435 | |
| 436 | /* 22.05k */ |
| 437 | {11289600, 22050, 512, 0x1a, 0x0}, |
| 438 | {16934400, 22050, 768, 0x1b, 0x0}, |
| 439 | {12000000, 22050, 544, 0x1b, 0x1}, |
| 440 | |
| 441 | /* 32k */ |
| 442 | {12288000, 32000, 384, 0xc, 0x0}, |
| 443 | {18432000, 32000, 576, 0xd, 0x0}, |
| 444 | {12000000, 32000, 375, 0xa, 0x1}, |
| 445 | |
| 446 | /* 44.1k */ |
| 447 | {11289600, 44100, 256, 0x10, 0x0}, |
| 448 | {16934400, 44100, 384, 0x11, 0x0}, |
| 449 | {12000000, 44100, 272, 0x11, 0x1}, |
| 450 | |
| 451 | /* 48k */ |
| 452 | {12288000, 48000, 256, 0x0, 0x0}, |
| 453 | {18432000, 48000, 384, 0x1, 0x0}, |
| 454 | {12000000, 48000, 250, 0x0, 0x1}, |
| 455 | |
| 456 | /* 88.2k */ |
| 457 | {11289600, 88200, 128, 0x1e, 0x0}, |
| 458 | {16934400, 88200, 192, 0x1f, 0x0}, |
| 459 | {12000000, 88200, 136, 0x1f, 0x1}, |
| 460 | |
| 461 | /* 96k */ |
| 462 | {12288000, 96000, 128, 0xe, 0x0}, |
| 463 | {18432000, 96000, 192, 0xf, 0x0}, |
| 464 | {12000000, 96000, 125, 0xe, 0x1}, |
| 465 | }; |
| 466 | |
| 467 | static inline int get_coeff(int mclk, int rate) |
| 468 | { |
| 469 | int i; |
| 470 | |
| 471 | for (i = 0; i < ARRAY_SIZE(coeff_div); i++) { |
| 472 | if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk) |
| 473 | return i; |
| 474 | } |
Liam Girdwood | a71a468 | 2006-10-19 20:35:56 +0200 | [diff] [blame] | 475 | |
| 476 | printk(KERN_ERR "wm8750: could not get coeff for mclk %d @ rate %d\n", |
| 477 | mclk, rate); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 478 | return -EINVAL; |
| 479 | } |
| 480 | |
Liam Girdwood | e550e17 | 2008-07-07 16:07:52 +0100 | [diff] [blame] | 481 | static int wm8750_set_dai_sysclk(struct snd_soc_dai *codec_dai, |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 482 | int clk_id, unsigned int freq, int dir) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 483 | { |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 484 | struct snd_soc_codec *codec = codec_dai->codec; |
Mark Brown | b2c812e | 2010-04-14 15:35:19 +0900 | [diff] [blame] | 485 | struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec); |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 486 | |
| 487 | switch (freq) { |
| 488 | case 11289600: |
| 489 | case 12000000: |
| 490 | case 12288000: |
| 491 | case 16934400: |
| 492 | case 18432000: |
| 493 | wm8750->sysclk = freq; |
| 494 | return 0; |
| 495 | } |
| 496 | return -EINVAL; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 497 | } |
| 498 | |
Liam Girdwood | e550e17 | 2008-07-07 16:07:52 +0100 | [diff] [blame] | 499 | static int wm8750_set_dai_fmt(struct snd_soc_dai *codec_dai, |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 500 | unsigned int fmt) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 501 | { |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 502 | struct snd_soc_codec *codec = codec_dai->codec; |
| 503 | u16 iface = 0; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 504 | |
| 505 | /* set master/slave audio interface */ |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 506 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 507 | case SND_SOC_DAIFMT_CBM_CFM: |
| 508 | iface = 0x0040; |
| 509 | break; |
| 510 | case SND_SOC_DAIFMT_CBS_CFS: |
| 511 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 512 | default: |
| 513 | return -EINVAL; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 514 | } |
| 515 | |
| 516 | /* interface format */ |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 517 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 518 | case SND_SOC_DAIFMT_I2S: |
| 519 | iface |= 0x0002; |
| 520 | break; |
| 521 | case SND_SOC_DAIFMT_RIGHT_J: |
| 522 | break; |
| 523 | case SND_SOC_DAIFMT_LEFT_J: |
| 524 | iface |= 0x0001; |
| 525 | break; |
| 526 | case SND_SOC_DAIFMT_DSP_A: |
| 527 | iface |= 0x0003; |
| 528 | break; |
| 529 | case SND_SOC_DAIFMT_DSP_B: |
| 530 | iface |= 0x0013; |
| 531 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 532 | default: |
| 533 | return -EINVAL; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 534 | } |
| 535 | |
| 536 | /* clock inversion */ |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 537 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 538 | case SND_SOC_DAIFMT_NB_NF: |
| 539 | break; |
| 540 | case SND_SOC_DAIFMT_IB_IF: |
| 541 | iface |= 0x0090; |
| 542 | break; |
| 543 | case SND_SOC_DAIFMT_IB_NF: |
| 544 | iface |= 0x0080; |
| 545 | break; |
| 546 | case SND_SOC_DAIFMT_NB_IF: |
| 547 | iface |= 0x0010; |
| 548 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 549 | default: |
| 550 | return -EINVAL; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 551 | } |
| 552 | |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 553 | snd_soc_write(codec, WM8750_IFACE, iface); |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 554 | return 0; |
| 555 | } |
| 556 | |
| 557 | static int wm8750_pcm_hw_params(struct snd_pcm_substream *substream, |
Mark Brown | dee89c4 | 2008-11-18 22:11:38 +0000 | [diff] [blame] | 558 | struct snd_pcm_hw_params *params, |
| 559 | struct snd_soc_dai *dai) |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 560 | { |
| 561 | struct snd_soc_pcm_runtime *rtd = substream->private_data; |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 562 | struct snd_soc_codec *codec = rtd->codec; |
Mark Brown | b2c812e | 2010-04-14 15:35:19 +0900 | [diff] [blame] | 563 | struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec); |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 564 | u16 iface = snd_soc_read(codec, WM8750_IFACE) & 0x1f3; |
| 565 | u16 srate = snd_soc_read(codec, WM8750_SRATE) & 0x1c0; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 566 | int coeff = get_coeff(wm8750->sysclk, params_rate(params)); |
| 567 | |
| 568 | /* bit size */ |
| 569 | switch (params_format(params)) { |
| 570 | case SNDRV_PCM_FORMAT_S16_LE: |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 571 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 572 | case SNDRV_PCM_FORMAT_S20_3LE: |
| 573 | iface |= 0x0004; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 574 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 575 | case SNDRV_PCM_FORMAT_S24_LE: |
| 576 | iface |= 0x0008; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 577 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 578 | case SNDRV_PCM_FORMAT_S32_LE: |
| 579 | iface |= 0x000c; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 580 | break; |
| 581 | } |
| 582 | |
| 583 | /* set iface & srate */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 584 | snd_soc_write(codec, WM8750_IFACE, iface); |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 585 | if (coeff >= 0) |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 586 | snd_soc_write(codec, WM8750_SRATE, srate | |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 587 | (coeff_div[coeff].sr << 1) | coeff_div[coeff].usb); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 588 | |
| 589 | return 0; |
| 590 | } |
| 591 | |
Liam Girdwood | e550e17 | 2008-07-07 16:07:52 +0100 | [diff] [blame] | 592 | static int wm8750_mute(struct snd_soc_dai *dai, int mute) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 593 | { |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 594 | struct snd_soc_codec *codec = dai->codec; |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 595 | u16 mute_reg = snd_soc_read(codec, WM8750_ADCDAC) & 0xfff7; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 596 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 597 | if (mute) |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 598 | snd_soc_write(codec, WM8750_ADCDAC, mute_reg | 0x8); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 599 | else |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 600 | snd_soc_write(codec, WM8750_ADCDAC, mute_reg); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 601 | return 0; |
| 602 | } |
| 603 | |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 604 | static int wm8750_set_bias_level(struct snd_soc_codec *codec, |
| 605 | enum snd_soc_bias_level level) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 606 | { |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 607 | u16 pwr_reg = snd_soc_read(codec, WM8750_PWR1) & 0xfe3e; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 608 | |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 609 | switch (level) { |
| 610 | case SND_SOC_BIAS_ON: |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 611 | /* set vmid to 50k and unmute dac */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 612 | snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x00c0); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 613 | break; |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 614 | case SND_SOC_BIAS_PREPARE: |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 615 | break; |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 616 | case SND_SOC_BIAS_STANDBY: |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 617 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { |
Mark Brown | dd76769 | 2010-03-17 11:51:33 +0000 | [diff] [blame] | 618 | /* Set VMID to 5k */ |
| 619 | snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x01c1); |
| 620 | |
| 621 | /* ...and ramp */ |
| 622 | msleep(1000); |
| 623 | } |
| 624 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 625 | /* mute dac and set vmid to 500k, enable VREF */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 626 | snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x0141); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 627 | break; |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 628 | case SND_SOC_BIAS_OFF: |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 629 | snd_soc_write(codec, WM8750_PWR1, 0x0001); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 630 | break; |
| 631 | } |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 632 | codec->dapm.bias_level = level; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 633 | return 0; |
| 634 | } |
| 635 | |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 636 | #define WM8750_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\ |
Mark Brown | 42f3030 | 2008-04-23 15:17:12 +0200 | [diff] [blame] | 637 | SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | \ |
| 638 | SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000) |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 639 | |
| 640 | #define WM8750_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ |
| 641 | SNDRV_PCM_FMTBIT_S24_LE) |
| 642 | |
Eric Miao | 6335d05 | 2009-03-03 09:41:00 +0800 | [diff] [blame] | 643 | static struct snd_soc_dai_ops wm8750_dai_ops = { |
| 644 | .hw_params = wm8750_pcm_hw_params, |
| 645 | .digital_mute = wm8750_mute, |
| 646 | .set_fmt = wm8750_set_dai_fmt, |
| 647 | .set_sysclk = wm8750_set_dai_sysclk, |
| 648 | }; |
| 649 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 650 | static struct snd_soc_dai_driver wm8750_dai = { |
| 651 | .name = "wm8750-hifi", |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 652 | .playback = { |
| 653 | .stream_name = "Playback", |
| 654 | .channels_min = 1, |
| 655 | .channels_max = 2, |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 656 | .rates = WM8750_RATES, |
| 657 | .formats = WM8750_FORMATS,}, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 658 | .capture = { |
| 659 | .stream_name = "Capture", |
| 660 | .channels_min = 1, |
| 661 | .channels_max = 2, |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 662 | .rates = WM8750_RATES, |
| 663 | .formats = WM8750_FORMATS,}, |
Eric Miao | 6335d05 | 2009-03-03 09:41:00 +0800 | [diff] [blame] | 664 | .ops = &wm8750_dai_ops, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 665 | }; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 666 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 667 | static int wm8750_suspend(struct snd_soc_codec *codec, pm_message_t state) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 668 | { |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 669 | wm8750_set_bias_level(codec, SND_SOC_BIAS_OFF); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 670 | return 0; |
| 671 | } |
| 672 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 673 | static int wm8750_resume(struct snd_soc_codec *codec) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 674 | { |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 675 | int i; |
| 676 | u8 data[2]; |
| 677 | u16 *cache = codec->reg_cache; |
| 678 | |
| 679 | /* Sync reg_cache with the hardware */ |
| 680 | for (i = 0; i < ARRAY_SIZE(wm8750_reg); i++) { |
| 681 | if (i == WM8750_RESET) |
| 682 | continue; |
| 683 | data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001); |
| 684 | data[1] = cache[i] & 0x00ff; |
| 685 | codec->hw_write(codec->control_data, data, 2); |
| 686 | } |
| 687 | |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 688 | wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 689 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 690 | return 0; |
| 691 | } |
| 692 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 693 | static int wm8750_probe(struct snd_soc_codec *codec) |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 694 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 695 | struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec); |
| 696 | int reg, ret; |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 697 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 698 | ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8750->control_type); |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 699 | if (ret < 0) { |
| 700 | printk(KERN_ERR "wm8750: failed to set cache I/O: %d\n", ret); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 701 | return ret; |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 702 | } |
| 703 | |
| 704 | ret = wm8750_reset(codec); |
| 705 | if (ret < 0) { |
| 706 | printk(KERN_ERR "wm8750: failed to reset: %d\n", ret); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 707 | return ret; |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 708 | } |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 709 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 710 | /* charge output caps */ |
Mark Brown | dd76769 | 2010-03-17 11:51:33 +0000 | [diff] [blame] | 711 | wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 712 | |
| 713 | /* set the update bits */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 714 | reg = snd_soc_read(codec, WM8750_LDAC); |
| 715 | snd_soc_write(codec, WM8750_LDAC, reg | 0x0100); |
| 716 | reg = snd_soc_read(codec, WM8750_RDAC); |
| 717 | snd_soc_write(codec, WM8750_RDAC, reg | 0x0100); |
| 718 | reg = snd_soc_read(codec, WM8750_LOUT1V); |
| 719 | snd_soc_write(codec, WM8750_LOUT1V, reg | 0x0100); |
| 720 | reg = snd_soc_read(codec, WM8750_ROUT1V); |
| 721 | snd_soc_write(codec, WM8750_ROUT1V, reg | 0x0100); |
| 722 | reg = snd_soc_read(codec, WM8750_LOUT2V); |
| 723 | snd_soc_write(codec, WM8750_LOUT2V, reg | 0x0100); |
| 724 | reg = snd_soc_read(codec, WM8750_ROUT2V); |
| 725 | snd_soc_write(codec, WM8750_ROUT2V, reg | 0x0100); |
| 726 | reg = snd_soc_read(codec, WM8750_LINVOL); |
| 727 | snd_soc_write(codec, WM8750_LINVOL, reg | 0x0100); |
| 728 | reg = snd_soc_read(codec, WM8750_RINVOL); |
| 729 | snd_soc_write(codec, WM8750_RINVOL, reg | 0x0100); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 730 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 731 | snd_soc_add_controls(codec, wm8750_snd_controls, |
| 732 | ARRAY_SIZE(wm8750_snd_controls)); |
| 733 | wm8750_add_widgets(codec); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 734 | return ret; |
| 735 | } |
| 736 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 737 | static int wm8750_remove(struct snd_soc_codec *codec) |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 738 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 739 | wm8750_set_bias_level(codec, SND_SOC_BIAS_OFF); |
| 740 | return 0; |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 741 | } |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 742 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 743 | static struct snd_soc_codec_driver soc_codec_dev_wm8750 = { |
| 744 | .probe = wm8750_probe, |
| 745 | .remove = wm8750_remove, |
| 746 | .suspend = wm8750_suspend, |
| 747 | .resume = wm8750_resume, |
| 748 | .set_bias_level = wm8750_set_bias_level, |
Dimitris Papastamos | e5eec34 | 2010-09-10 18:14:56 +0100 | [diff] [blame] | 749 | .reg_cache_size = ARRAY_SIZE(wm8750_reg), |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 750 | .reg_word_size = sizeof(u16), |
| 751 | .reg_cache_default = wm8750_reg, |
| 752 | }; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 753 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 754 | #if defined(CONFIG_SPI_MASTER) |
| 755 | static int __devinit wm8750_spi_probe(struct spi_device *spi) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 756 | { |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 757 | struct wm8750_priv *wm8750; |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 758 | int ret; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 759 | |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 760 | wm8750 = kzalloc(sizeof(struct wm8750_priv), GFP_KERNEL); |
| 761 | if (wm8750 == NULL) |
| 762 | return -ENOMEM; |
| 763 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 764 | wm8750->control_type = SND_SOC_SPI; |
| 765 | spi_set_drvdata(spi, wm8750); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 766 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 767 | ret = snd_soc_register_codec(&spi->dev, |
| 768 | &soc_codec_dev_wm8750, &wm8750_dai, 1); |
| 769 | if (ret < 0) |
| 770 | kfree(wm8750); |
| 771 | return ret; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 772 | } |
| 773 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 774 | static int __devexit wm8750_spi_remove(struct spi_device *spi) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 775 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 776 | snd_soc_unregister_codec(&spi->dev); |
| 777 | kfree(spi_get_drvdata(spi)); |
| 778 | return 0; |
| 779 | } |
| 780 | |
Mark Brown | 40045a8 | 2011-08-03 18:32:09 +0900 | [diff] [blame] | 781 | static const struct spi_device_id wm8750_spi_ids[] = { |
| 782 | { "wm8750", 0 }, |
| 783 | { "wm8987", 0 }, |
Mark Brown | feb00dc | 2011-08-11 12:23:22 +0900 | [diff] [blame] | 784 | { 0, 0 }, |
Mark Brown | 40045a8 | 2011-08-03 18:32:09 +0900 | [diff] [blame] | 785 | }; |
Mark Brown | 511d8cf | 2011-08-10 09:41:26 +0900 | [diff] [blame] | 786 | MODULE_DEVICE_TABLE(spi, wm8750_spi_ids); |
Mark Brown | 40045a8 | 2011-08-03 18:32:09 +0900 | [diff] [blame] | 787 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 788 | static struct spi_driver wm8750_spi_driver = { |
| 789 | .driver = { |
| 790 | .name = "wm8750-codec", |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 791 | .owner = THIS_MODULE, |
| 792 | }, |
Mark Brown | 40045a8 | 2011-08-03 18:32:09 +0900 | [diff] [blame] | 793 | .id_table = wm8750_spi_ids, |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 794 | .probe = wm8750_spi_probe, |
| 795 | .remove = __devexit_p(wm8750_spi_remove), |
| 796 | }; |
| 797 | #endif /* CONFIG_SPI_MASTER */ |
| 798 | |
| 799 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
| 800 | static __devinit int wm8750_i2c_probe(struct i2c_client *i2c, |
| 801 | const struct i2c_device_id *id) |
| 802 | { |
| 803 | struct wm8750_priv *wm8750; |
| 804 | int ret; |
| 805 | |
| 806 | wm8750 = kzalloc(sizeof(struct wm8750_priv), GFP_KERNEL); |
| 807 | if (wm8750 == NULL) |
| 808 | return -ENOMEM; |
| 809 | |
| 810 | i2c_set_clientdata(i2c, wm8750); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 811 | wm8750->control_type = SND_SOC_I2C; |
| 812 | |
| 813 | ret = snd_soc_register_codec(&i2c->dev, |
| 814 | &soc_codec_dev_wm8750, &wm8750_dai, 1); |
| 815 | if (ret < 0) |
| 816 | kfree(wm8750); |
| 817 | return ret; |
| 818 | } |
| 819 | |
| 820 | static __devexit int wm8750_i2c_remove(struct i2c_client *client) |
| 821 | { |
| 822 | snd_soc_unregister_codec(&client->dev); |
| 823 | kfree(i2c_get_clientdata(client)); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 824 | return 0; |
| 825 | } |
| 826 | |
Jean Delvare | ee1d009 | 2008-09-01 18:47:00 +0100 | [diff] [blame] | 827 | static const struct i2c_device_id wm8750_i2c_id[] = { |
| 828 | { "wm8750", 0 }, |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 829 | { "wm8987", 0 }, |
Jean Delvare | ee1d009 | 2008-09-01 18:47:00 +0100 | [diff] [blame] | 830 | { } |
| 831 | }; |
| 832 | MODULE_DEVICE_TABLE(i2c, wm8750_i2c_id); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 833 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 834 | static struct i2c_driver wm8750_i2c_driver = { |
| 835 | .driver = { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 836 | .name = "wm8750-codec", |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 837 | .owner = THIS_MODULE, |
| 838 | }, |
Jean Delvare | ee1d009 | 2008-09-01 18:47:00 +0100 | [diff] [blame] | 839 | .probe = wm8750_i2c_probe, |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 840 | .remove = __devexit_p(wm8750_i2c_remove), |
Jean Delvare | ee1d009 | 2008-09-01 18:47:00 +0100 | [diff] [blame] | 841 | .id_table = wm8750_i2c_id, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 842 | }; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 843 | #endif |
| 844 | |
Takashi Iwai | c9b3a40 | 2008-12-10 07:47:22 +0100 | [diff] [blame] | 845 | static int __init wm8750_modinit(void) |
Mark Brown | 64089b8 | 2008-12-08 19:17:58 +0000 | [diff] [blame] | 846 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 847 | int ret = 0; |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 848 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
| 849 | ret = i2c_add_driver(&wm8750_i2c_driver); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 850 | if (ret != 0) { |
| 851 | printk(KERN_ERR "Failed to register wm8750 I2C driver: %d\n", |
| 852 | ret); |
| 853 | } |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 854 | #endif |
| 855 | #if defined(CONFIG_SPI_MASTER) |
| 856 | ret = spi_register_driver(&wm8750_spi_driver); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 857 | if (ret != 0) { |
| 858 | printk(KERN_ERR "Failed to register wm8750 SPI driver: %d\n", |
| 859 | ret); |
| 860 | } |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 861 | #endif |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 862 | return ret; |
Mark Brown | 64089b8 | 2008-12-08 19:17:58 +0000 | [diff] [blame] | 863 | } |
| 864 | module_init(wm8750_modinit); |
| 865 | |
| 866 | static void __exit wm8750_exit(void) |
| 867 | { |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 868 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
| 869 | i2c_del_driver(&wm8750_i2c_driver); |
| 870 | #endif |
| 871 | #if defined(CONFIG_SPI_MASTER) |
| 872 | spi_unregister_driver(&wm8750_spi_driver); |
| 873 | #endif |
Mark Brown | 64089b8 | 2008-12-08 19:17:58 +0000 | [diff] [blame] | 874 | } |
| 875 | module_exit(wm8750_exit); |
| 876 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 877 | MODULE_DESCRIPTION("ASoC WM8750 driver"); |
| 878 | MODULE_AUTHOR("Liam Girdwood"); |
| 879 | MODULE_LICENSE("GPL"); |