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> |
Mark Brown | ce31a0f | 2011-08-03 17:34:59 +0900 | [diff] [blame] | 24 | #include <linux/of_device.h> |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 25 | #include <sound/core.h> |
| 26 | #include <sound/pcm.h> |
| 27 | #include <sound/pcm_params.h> |
| 28 | #include <sound/soc.h> |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 29 | #include <sound/initval.h> |
| 30 | |
| 31 | #include "wm8750.h" |
| 32 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 33 | /* |
| 34 | * wm8750 register cache |
| 35 | * We can't read the WM8750 register space when we |
| 36 | * are using 2 wire for device control, so we cache them instead. |
| 37 | */ |
| 38 | static const u16 wm8750_reg[] = { |
| 39 | 0x0097, 0x0097, 0x0079, 0x0079, /* 0 */ |
| 40 | 0x0000, 0x0008, 0x0000, 0x000a, /* 4 */ |
| 41 | 0x0000, 0x0000, 0x00ff, 0x00ff, /* 8 */ |
| 42 | 0x000f, 0x000f, 0x0000, 0x0000, /* 12 */ |
| 43 | 0x0000, 0x007b, 0x0000, 0x0032, /* 16 */ |
| 44 | 0x0000, 0x00c3, 0x00c3, 0x00c0, /* 20 */ |
| 45 | 0x0000, 0x0000, 0x0000, 0x0000, /* 24 */ |
| 46 | 0x0000, 0x0000, 0x0000, 0x0000, /* 28 */ |
| 47 | 0x0000, 0x0000, 0x0050, 0x0050, /* 32 */ |
| 48 | 0x0050, 0x0050, 0x0050, 0x0050, /* 36 */ |
| 49 | 0x0079, 0x0079, 0x0079, /* 40 */ |
| 50 | }; |
| 51 | |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 52 | /* codec private data */ |
| 53 | struct wm8750_priv { |
| 54 | unsigned int sysclk; |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 55 | enum snd_soc_control_type control_type; |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 56 | }; |
| 57 | |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 58 | #define wm8750_reset(c) snd_soc_write(c, WM8750_RESET, 0) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 59 | |
| 60 | /* |
| 61 | * WM8750 Controls |
| 62 | */ |
| 63 | static const char *wm8750_bass[] = {"Linear Control", "Adaptive Boost"}; |
| 64 | static const char *wm8750_bass_filter[] = { "130Hz @ 48kHz", "200Hz @ 48kHz" }; |
| 65 | static const char *wm8750_treble[] = {"8kHz", "4kHz"}; |
| 66 | static const char *wm8750_3d_lc[] = {"200Hz", "500Hz"}; |
| 67 | static const char *wm8750_3d_uc[] = {"2.2kHz", "1.5kHz"}; |
| 68 | static const char *wm8750_3d_func[] = {"Capture", "Playback"}; |
| 69 | static const char *wm8750_alc_func[] = {"Off", "Right", "Left", "Stereo"}; |
| 70 | static const char *wm8750_ng_type[] = {"Constant PGA Gain", |
| 71 | "Mute ADC Output"}; |
| 72 | static const char *wm8750_line_mux[] = {"Line 1", "Line 2", "Line 3", "PGA", |
| 73 | "Differential"}; |
| 74 | static const char *wm8750_pga_sel[] = {"Line 1", "Line 2", "Line 3", |
| 75 | "Differential"}; |
| 76 | static const char *wm8750_out3[] = {"VREF", "ROUT1 + Vol", "MonoOut", |
| 77 | "ROUT1"}; |
| 78 | static const char *wm8750_diff_sel[] = {"Line 1", "Line 2"}; |
| 79 | static const char *wm8750_adcpol[] = {"Normal", "L Invert", "R Invert", |
| 80 | "L + R Invert"}; |
| 81 | static const char *wm8750_deemph[] = {"None", "32Khz", "44.1Khz", "48Khz"}; |
| 82 | static const char *wm8750_mono_mux[] = {"Stereo", "Mono (Left)", |
| 83 | "Mono (Right)", "Digital Mono"}; |
| 84 | |
| 85 | static const struct soc_enum wm8750_enum[] = { |
| 86 | SOC_ENUM_SINGLE(WM8750_BASS, 7, 2, wm8750_bass), |
| 87 | SOC_ENUM_SINGLE(WM8750_BASS, 6, 2, wm8750_bass_filter), |
| 88 | SOC_ENUM_SINGLE(WM8750_TREBLE, 6, 2, wm8750_treble), |
| 89 | SOC_ENUM_SINGLE(WM8750_3D, 5, 2, wm8750_3d_lc), |
| 90 | SOC_ENUM_SINGLE(WM8750_3D, 6, 2, wm8750_3d_uc), |
| 91 | SOC_ENUM_SINGLE(WM8750_3D, 7, 2, wm8750_3d_func), |
| 92 | SOC_ENUM_SINGLE(WM8750_ALC1, 7, 4, wm8750_alc_func), |
| 93 | SOC_ENUM_SINGLE(WM8750_NGATE, 1, 2, wm8750_ng_type), |
| 94 | SOC_ENUM_SINGLE(WM8750_LOUTM1, 0, 5, wm8750_line_mux), |
| 95 | SOC_ENUM_SINGLE(WM8750_ROUTM1, 0, 5, wm8750_line_mux), |
| 96 | SOC_ENUM_SINGLE(WM8750_LADCIN, 6, 4, wm8750_pga_sel), /* 10 */ |
| 97 | SOC_ENUM_SINGLE(WM8750_RADCIN, 6, 4, wm8750_pga_sel), |
| 98 | SOC_ENUM_SINGLE(WM8750_ADCTL2, 7, 4, wm8750_out3), |
| 99 | SOC_ENUM_SINGLE(WM8750_ADCIN, 8, 2, wm8750_diff_sel), |
| 100 | SOC_ENUM_SINGLE(WM8750_ADCDAC, 5, 4, wm8750_adcpol), |
| 101 | SOC_ENUM_SINGLE(WM8750_ADCDAC, 1, 4, wm8750_deemph), |
| 102 | SOC_ENUM_SINGLE(WM8750_ADCIN, 6, 4, wm8750_mono_mux), /* 16 */ |
| 103 | |
| 104 | }; |
| 105 | |
| 106 | static const struct snd_kcontrol_new wm8750_snd_controls[] = { |
| 107 | |
| 108 | SOC_DOUBLE_R("Capture Volume", WM8750_LINVOL, WM8750_RINVOL, 0, 63, 0), |
| 109 | SOC_DOUBLE_R("Capture ZC Switch", WM8750_LINVOL, WM8750_RINVOL, 6, 1, 0), |
| 110 | SOC_DOUBLE_R("Capture Switch", WM8750_LINVOL, WM8750_RINVOL, 7, 1, 1), |
| 111 | |
Liam Girdwood | bd903b6 | 2006-11-09 16:35:01 +0100 | [diff] [blame] | 112 | SOC_DOUBLE_R("Headphone Playback ZC Switch", WM8750_LOUT1V, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 113 | WM8750_ROUT1V, 7, 1, 0), |
Liam Girdwood | bd903b6 | 2006-11-09 16:35:01 +0100 | [diff] [blame] | 114 | SOC_DOUBLE_R("Speaker Playback ZC Switch", WM8750_LOUT2V, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 115 | WM8750_ROUT2V, 7, 1, 0), |
| 116 | |
| 117 | SOC_ENUM("Playback De-emphasis", wm8750_enum[15]), |
| 118 | |
| 119 | SOC_ENUM("Capture Polarity", wm8750_enum[14]), |
| 120 | SOC_SINGLE("Playback 6dB Attenuate", WM8750_ADCDAC, 7, 1, 0), |
| 121 | SOC_SINGLE("Capture 6dB Attenuate", WM8750_ADCDAC, 8, 1, 0), |
| 122 | |
| 123 | SOC_DOUBLE_R("PCM Volume", WM8750_LDAC, WM8750_RDAC, 0, 255, 0), |
| 124 | |
| 125 | SOC_ENUM("Bass Boost", wm8750_enum[0]), |
| 126 | SOC_ENUM("Bass Filter", wm8750_enum[1]), |
| 127 | SOC_SINGLE("Bass Volume", WM8750_BASS, 0, 15, 1), |
| 128 | |
Stanislav Brabec | 6a7b8cf | 2007-11-12 12:11:10 +0100 | [diff] [blame] | 129 | SOC_SINGLE("Treble Volume", WM8750_TREBLE, 0, 15, 1), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 130 | SOC_ENUM("Treble Cut-off", wm8750_enum[2]), |
| 131 | |
| 132 | SOC_SINGLE("3D Switch", WM8750_3D, 0, 1, 0), |
| 133 | SOC_SINGLE("3D Volume", WM8750_3D, 1, 15, 0), |
| 134 | SOC_ENUM("3D Lower Cut-off", wm8750_enum[3]), |
| 135 | SOC_ENUM("3D Upper Cut-off", wm8750_enum[4]), |
| 136 | SOC_ENUM("3D Mode", wm8750_enum[5]), |
| 137 | |
| 138 | SOC_SINGLE("ALC Capture Target Volume", WM8750_ALC1, 0, 7, 0), |
| 139 | SOC_SINGLE("ALC Capture Max Volume", WM8750_ALC1, 4, 7, 0), |
| 140 | SOC_ENUM("ALC Capture Function", wm8750_enum[6]), |
| 141 | SOC_SINGLE("ALC Capture ZC Switch", WM8750_ALC2, 7, 1, 0), |
| 142 | SOC_SINGLE("ALC Capture Hold Time", WM8750_ALC2, 0, 15, 0), |
| 143 | SOC_SINGLE("ALC Capture Decay Time", WM8750_ALC3, 4, 15, 0), |
| 144 | SOC_SINGLE("ALC Capture Attack Time", WM8750_ALC3, 0, 15, 0), |
| 145 | SOC_SINGLE("ALC Capture NG Threshold", WM8750_NGATE, 3, 31, 0), |
| 146 | SOC_ENUM("ALC Capture NG Type", wm8750_enum[4]), |
| 147 | SOC_SINGLE("ALC Capture NG Switch", WM8750_NGATE, 0, 1, 0), |
| 148 | |
| 149 | SOC_SINGLE("Left ADC Capture Volume", WM8750_LADC, 0, 255, 0), |
| 150 | SOC_SINGLE("Right ADC Capture Volume", WM8750_RADC, 0, 255, 0), |
| 151 | |
| 152 | SOC_SINGLE("ZC Timeout Switch", WM8750_ADCTL1, 0, 1, 0), |
| 153 | SOC_SINGLE("Playback Invert Switch", WM8750_ADCTL1, 1, 1, 0), |
| 154 | |
Liam Girdwood | bd903b6 | 2006-11-09 16:35:01 +0100 | [diff] [blame] | 155 | SOC_SINGLE("Right Speaker Playback Invert Switch", WM8750_ADCTL2, 4, 1, 0), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 156 | |
| 157 | /* Unimplemented */ |
| 158 | /* ADCDAC Bit 0 - ADCHPD */ |
| 159 | /* ADCDAC Bit 4 - HPOR */ |
| 160 | /* ADCTL1 Bit 2,3 - DATSEL */ |
| 161 | /* ADCTL1 Bit 4,5 - DMONOMIX */ |
| 162 | /* ADCTL1 Bit 6,7 - VSEL */ |
| 163 | /* ADCTL2 Bit 2 - LRCM */ |
| 164 | /* ADCTL2 Bit 3 - TRI */ |
| 165 | /* ADCTL3 Bit 5 - HPFLREN */ |
| 166 | /* ADCTL3 Bit 6 - VROI */ |
| 167 | /* ADCTL3 Bit 7,8 - ADCLRM */ |
| 168 | /* ADCIN Bit 4 - LDCM */ |
| 169 | /* ADCIN Bit 5 - RDCM */ |
| 170 | |
| 171 | SOC_DOUBLE_R("Mic Boost", WM8750_LADCIN, WM8750_RADCIN, 4, 3, 0), |
| 172 | |
| 173 | SOC_DOUBLE_R("Bypass Left Playback Volume", WM8750_LOUTM1, |
| 174 | WM8750_LOUTM2, 4, 7, 1), |
| 175 | SOC_DOUBLE_R("Bypass Right Playback Volume", WM8750_ROUTM1, |
| 176 | WM8750_ROUTM2, 4, 7, 1), |
| 177 | SOC_DOUBLE_R("Bypass Mono Playback Volume", WM8750_MOUTM1, |
| 178 | WM8750_MOUTM2, 4, 7, 1), |
| 179 | |
| 180 | SOC_SINGLE("Mono Playback ZC Switch", WM8750_MOUTV, 7, 1, 0), |
| 181 | |
Liam Girdwood | bd903b6 | 2006-11-09 16:35:01 +0100 | [diff] [blame] | 182 | SOC_DOUBLE_R("Headphone Playback Volume", WM8750_LOUT1V, WM8750_ROUT1V, |
| 183 | 0, 127, 0), |
| 184 | SOC_DOUBLE_R("Speaker Playback Volume", WM8750_LOUT2V, WM8750_ROUT2V, |
| 185 | 0, 127, 0), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 186 | |
| 187 | SOC_SINGLE("Mono Playback Volume", WM8750_MOUTV, 0, 127, 0), |
| 188 | |
| 189 | }; |
| 190 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 191 | /* |
| 192 | * DAPM Controls |
| 193 | */ |
| 194 | |
| 195 | /* Left Mixer */ |
| 196 | static const struct snd_kcontrol_new wm8750_left_mixer_controls[] = { |
| 197 | SOC_DAPM_SINGLE("Playback Switch", WM8750_LOUTM1, 8, 1, 0), |
| 198 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8750_LOUTM1, 7, 1, 0), |
| 199 | SOC_DAPM_SINGLE("Right Playback Switch", WM8750_LOUTM2, 8, 1, 0), |
| 200 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8750_LOUTM2, 7, 1, 0), |
| 201 | }; |
| 202 | |
| 203 | /* Right Mixer */ |
| 204 | static const struct snd_kcontrol_new wm8750_right_mixer_controls[] = { |
| 205 | SOC_DAPM_SINGLE("Left Playback Switch", WM8750_ROUTM1, 8, 1, 0), |
| 206 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8750_ROUTM1, 7, 1, 0), |
| 207 | SOC_DAPM_SINGLE("Playback Switch", WM8750_ROUTM2, 8, 1, 0), |
| 208 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8750_ROUTM2, 7, 1, 0), |
| 209 | }; |
| 210 | |
| 211 | /* Mono Mixer */ |
| 212 | static const struct snd_kcontrol_new wm8750_mono_mixer_controls[] = { |
| 213 | SOC_DAPM_SINGLE("Left Playback Switch", WM8750_MOUTM1, 8, 1, 0), |
| 214 | SOC_DAPM_SINGLE("Left Bypass Switch", WM8750_MOUTM1, 7, 1, 0), |
| 215 | SOC_DAPM_SINGLE("Right Playback Switch", WM8750_MOUTM2, 8, 1, 0), |
| 216 | SOC_DAPM_SINGLE("Right Bypass Switch", WM8750_MOUTM2, 7, 1, 0), |
| 217 | }; |
| 218 | |
| 219 | /* Left Line Mux */ |
| 220 | static const struct snd_kcontrol_new wm8750_left_line_controls = |
| 221 | SOC_DAPM_ENUM("Route", wm8750_enum[8]); |
| 222 | |
| 223 | /* Right Line Mux */ |
| 224 | static const struct snd_kcontrol_new wm8750_right_line_controls = |
| 225 | SOC_DAPM_ENUM("Route", wm8750_enum[9]); |
| 226 | |
| 227 | /* Left PGA Mux */ |
| 228 | static const struct snd_kcontrol_new wm8750_left_pga_controls = |
| 229 | SOC_DAPM_ENUM("Route", wm8750_enum[10]); |
| 230 | |
| 231 | /* Right PGA Mux */ |
| 232 | static const struct snd_kcontrol_new wm8750_right_pga_controls = |
| 233 | SOC_DAPM_ENUM("Route", wm8750_enum[11]); |
| 234 | |
| 235 | /* Out 3 Mux */ |
| 236 | static const struct snd_kcontrol_new wm8750_out3_controls = |
| 237 | SOC_DAPM_ENUM("Route", wm8750_enum[12]); |
| 238 | |
| 239 | /* Differential Mux */ |
| 240 | static const struct snd_kcontrol_new wm8750_diffmux_controls = |
| 241 | SOC_DAPM_ENUM("Route", wm8750_enum[13]); |
| 242 | |
| 243 | /* Mono ADC Mux */ |
| 244 | static const struct snd_kcontrol_new wm8750_monomux_controls = |
| 245 | SOC_DAPM_ENUM("Route", wm8750_enum[16]); |
| 246 | |
| 247 | static const struct snd_soc_dapm_widget wm8750_dapm_widgets[] = { |
| 248 | SND_SOC_DAPM_MIXER("Left Mixer", SND_SOC_NOPM, 0, 0, |
| 249 | &wm8750_left_mixer_controls[0], |
| 250 | ARRAY_SIZE(wm8750_left_mixer_controls)), |
| 251 | SND_SOC_DAPM_MIXER("Right Mixer", SND_SOC_NOPM, 0, 0, |
| 252 | &wm8750_right_mixer_controls[0], |
| 253 | ARRAY_SIZE(wm8750_right_mixer_controls)), |
| 254 | SND_SOC_DAPM_MIXER("Mono Mixer", WM8750_PWR2, 2, 0, |
| 255 | &wm8750_mono_mixer_controls[0], |
| 256 | ARRAY_SIZE(wm8750_mono_mixer_controls)), |
| 257 | |
| 258 | SND_SOC_DAPM_PGA("Right Out 2", WM8750_PWR2, 3, 0, NULL, 0), |
| 259 | SND_SOC_DAPM_PGA("Left Out 2", WM8750_PWR2, 4, 0, NULL, 0), |
| 260 | SND_SOC_DAPM_PGA("Right Out 1", WM8750_PWR2, 5, 0, NULL, 0), |
| 261 | SND_SOC_DAPM_PGA("Left Out 1", WM8750_PWR2, 6, 0, NULL, 0), |
| 262 | SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8750_PWR2, 7, 0), |
| 263 | SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8750_PWR2, 8, 0), |
| 264 | |
| 265 | SND_SOC_DAPM_MICBIAS("Mic Bias", WM8750_PWR1, 1, 0), |
| 266 | SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8750_PWR1, 2, 0), |
| 267 | SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8750_PWR1, 3, 0), |
| 268 | |
| 269 | SND_SOC_DAPM_MUX("Left PGA Mux", WM8750_PWR1, 5, 0, |
| 270 | &wm8750_left_pga_controls), |
| 271 | SND_SOC_DAPM_MUX("Right PGA Mux", WM8750_PWR1, 4, 0, |
| 272 | &wm8750_right_pga_controls), |
| 273 | SND_SOC_DAPM_MUX("Left Line Mux", SND_SOC_NOPM, 0, 0, |
| 274 | &wm8750_left_line_controls), |
| 275 | SND_SOC_DAPM_MUX("Right Line Mux", SND_SOC_NOPM, 0, 0, |
| 276 | &wm8750_right_line_controls), |
| 277 | |
| 278 | SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0, &wm8750_out3_controls), |
| 279 | SND_SOC_DAPM_PGA("Out 3", WM8750_PWR2, 1, 0, NULL, 0), |
| 280 | SND_SOC_DAPM_PGA("Mono Out 1", WM8750_PWR2, 2, 0, NULL, 0), |
| 281 | |
| 282 | SND_SOC_DAPM_MUX("Differential Mux", SND_SOC_NOPM, 0, 0, |
| 283 | &wm8750_diffmux_controls), |
| 284 | SND_SOC_DAPM_MUX("Left ADC Mux", SND_SOC_NOPM, 0, 0, |
| 285 | &wm8750_monomux_controls), |
| 286 | SND_SOC_DAPM_MUX("Right ADC Mux", SND_SOC_NOPM, 0, 0, |
| 287 | &wm8750_monomux_controls), |
| 288 | |
| 289 | SND_SOC_DAPM_OUTPUT("LOUT1"), |
| 290 | SND_SOC_DAPM_OUTPUT("ROUT1"), |
| 291 | SND_SOC_DAPM_OUTPUT("LOUT2"), |
| 292 | SND_SOC_DAPM_OUTPUT("ROUT2"), |
Dmitry Baryshkov | 23ba79b | 2008-08-09 15:05:28 +0400 | [diff] [blame] | 293 | SND_SOC_DAPM_OUTPUT("MONO1"), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 294 | SND_SOC_DAPM_OUTPUT("OUT3"), |
Dmitry Baryshkov | 04489ee | 2008-08-12 02:45:31 +0400 | [diff] [blame] | 295 | SND_SOC_DAPM_OUTPUT("VREF"), |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 296 | |
| 297 | SND_SOC_DAPM_INPUT("LINPUT1"), |
| 298 | SND_SOC_DAPM_INPUT("LINPUT2"), |
| 299 | SND_SOC_DAPM_INPUT("LINPUT3"), |
| 300 | SND_SOC_DAPM_INPUT("RINPUT1"), |
| 301 | SND_SOC_DAPM_INPUT("RINPUT2"), |
| 302 | SND_SOC_DAPM_INPUT("RINPUT3"), |
| 303 | }; |
| 304 | |
Mark Brown | a65f056 | 2008-05-13 14:54:43 +0200 | [diff] [blame] | 305 | static const struct snd_soc_dapm_route audio_map[] = { |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 306 | /* left mixer */ |
| 307 | {"Left Mixer", "Playback Switch", "Left DAC"}, |
| 308 | {"Left Mixer", "Left Bypass Switch", "Left Line Mux"}, |
| 309 | {"Left Mixer", "Right Playback Switch", "Right DAC"}, |
| 310 | {"Left Mixer", "Right Bypass Switch", "Right Line Mux"}, |
| 311 | |
| 312 | /* right mixer */ |
| 313 | {"Right Mixer", "Left Playback Switch", "Left DAC"}, |
| 314 | {"Right Mixer", "Left Bypass Switch", "Left Line Mux"}, |
| 315 | {"Right Mixer", "Playback Switch", "Right DAC"}, |
| 316 | {"Right Mixer", "Right Bypass Switch", "Right Line Mux"}, |
| 317 | |
| 318 | /* left out 1 */ |
| 319 | {"Left Out 1", NULL, "Left Mixer"}, |
| 320 | {"LOUT1", NULL, "Left Out 1"}, |
| 321 | |
| 322 | /* left out 2 */ |
| 323 | {"Left Out 2", NULL, "Left Mixer"}, |
| 324 | {"LOUT2", NULL, "Left Out 2"}, |
| 325 | |
| 326 | /* right out 1 */ |
| 327 | {"Right Out 1", NULL, "Right Mixer"}, |
| 328 | {"ROUT1", NULL, "Right Out 1"}, |
| 329 | |
| 330 | /* right out 2 */ |
| 331 | {"Right Out 2", NULL, "Right Mixer"}, |
| 332 | {"ROUT2", NULL, "Right Out 2"}, |
| 333 | |
| 334 | /* mono mixer */ |
| 335 | {"Mono Mixer", "Left Playback Switch", "Left DAC"}, |
| 336 | {"Mono Mixer", "Left Bypass Switch", "Left Line Mux"}, |
| 337 | {"Mono Mixer", "Right Playback Switch", "Right DAC"}, |
| 338 | {"Mono Mixer", "Right Bypass Switch", "Right Line Mux"}, |
| 339 | |
| 340 | /* mono out */ |
| 341 | {"Mono Out 1", NULL, "Mono Mixer"}, |
| 342 | {"MONO1", NULL, "Mono Out 1"}, |
| 343 | |
| 344 | /* out 3 */ |
| 345 | {"Out3 Mux", "VREF", "VREF"}, |
| 346 | {"Out3 Mux", "ROUT1 + Vol", "ROUT1"}, |
| 347 | {"Out3 Mux", "ROUT1", "Right Mixer"}, |
| 348 | {"Out3 Mux", "MonoOut", "MONO1"}, |
| 349 | {"Out 3", NULL, "Out3 Mux"}, |
| 350 | {"OUT3", NULL, "Out 3"}, |
| 351 | |
| 352 | /* Left Line Mux */ |
| 353 | {"Left Line Mux", "Line 1", "LINPUT1"}, |
| 354 | {"Left Line Mux", "Line 2", "LINPUT2"}, |
| 355 | {"Left Line Mux", "Line 3", "LINPUT3"}, |
| 356 | {"Left Line Mux", "PGA", "Left PGA Mux"}, |
| 357 | {"Left Line Mux", "Differential", "Differential Mux"}, |
| 358 | |
| 359 | /* Right Line Mux */ |
| 360 | {"Right Line Mux", "Line 1", "RINPUT1"}, |
| 361 | {"Right Line Mux", "Line 2", "RINPUT2"}, |
| 362 | {"Right Line Mux", "Line 3", "RINPUT3"}, |
| 363 | {"Right Line Mux", "PGA", "Right PGA Mux"}, |
| 364 | {"Right Line Mux", "Differential", "Differential Mux"}, |
| 365 | |
| 366 | /* Left PGA Mux */ |
| 367 | {"Left PGA Mux", "Line 1", "LINPUT1"}, |
| 368 | {"Left PGA Mux", "Line 2", "LINPUT2"}, |
| 369 | {"Left PGA Mux", "Line 3", "LINPUT3"}, |
| 370 | {"Left PGA Mux", "Differential", "Differential Mux"}, |
| 371 | |
| 372 | /* Right PGA Mux */ |
| 373 | {"Right PGA Mux", "Line 1", "RINPUT1"}, |
| 374 | {"Right PGA Mux", "Line 2", "RINPUT2"}, |
| 375 | {"Right PGA Mux", "Line 3", "RINPUT3"}, |
| 376 | {"Right PGA Mux", "Differential", "Differential Mux"}, |
| 377 | |
| 378 | /* Differential Mux */ |
| 379 | {"Differential Mux", "Line 1", "LINPUT1"}, |
| 380 | {"Differential Mux", "Line 1", "RINPUT1"}, |
| 381 | {"Differential Mux", "Line 2", "LINPUT2"}, |
| 382 | {"Differential Mux", "Line 2", "RINPUT2"}, |
| 383 | |
| 384 | /* Left ADC Mux */ |
| 385 | {"Left ADC Mux", "Stereo", "Left PGA Mux"}, |
| 386 | {"Left ADC Mux", "Mono (Left)", "Left PGA Mux"}, |
| 387 | {"Left ADC Mux", "Digital Mono", "Left PGA Mux"}, |
| 388 | |
| 389 | /* Right ADC Mux */ |
| 390 | {"Right ADC Mux", "Stereo", "Right PGA Mux"}, |
| 391 | {"Right ADC Mux", "Mono (Right)", "Right PGA Mux"}, |
| 392 | {"Right ADC Mux", "Digital Mono", "Right PGA Mux"}, |
| 393 | |
| 394 | /* ADC */ |
| 395 | {"Left ADC", NULL, "Left ADC Mux"}, |
| 396 | {"Right ADC", NULL, "Right ADC Mux"}, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 397 | }; |
| 398 | |
| 399 | static int wm8750_add_widgets(struct snd_soc_codec *codec) |
| 400 | { |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 401 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 402 | |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 403 | snd_soc_dapm_new_controls(dapm, wm8750_dapm_widgets, |
| 404 | ARRAY_SIZE(wm8750_dapm_widgets)); |
| 405 | snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 406 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 407 | return 0; |
| 408 | } |
| 409 | |
| 410 | struct _coeff_div { |
| 411 | u32 mclk; |
| 412 | u32 rate; |
| 413 | u16 fs; |
| 414 | u8 sr:5; |
| 415 | u8 usb:1; |
| 416 | }; |
| 417 | |
| 418 | /* codec hifi mclk clock divider coefficients */ |
| 419 | static const struct _coeff_div coeff_div[] = { |
| 420 | /* 8k */ |
| 421 | {12288000, 8000, 1536, 0x6, 0x0}, |
| 422 | {11289600, 8000, 1408, 0x16, 0x0}, |
| 423 | {18432000, 8000, 2304, 0x7, 0x0}, |
| 424 | {16934400, 8000, 2112, 0x17, 0x0}, |
| 425 | {12000000, 8000, 1500, 0x6, 0x1}, |
| 426 | |
| 427 | /* 11.025k */ |
| 428 | {11289600, 11025, 1024, 0x18, 0x0}, |
| 429 | {16934400, 11025, 1536, 0x19, 0x0}, |
| 430 | {12000000, 11025, 1088, 0x19, 0x1}, |
| 431 | |
| 432 | /* 16k */ |
| 433 | {12288000, 16000, 768, 0xa, 0x0}, |
| 434 | {18432000, 16000, 1152, 0xb, 0x0}, |
| 435 | {12000000, 16000, 750, 0xa, 0x1}, |
| 436 | |
| 437 | /* 22.05k */ |
| 438 | {11289600, 22050, 512, 0x1a, 0x0}, |
| 439 | {16934400, 22050, 768, 0x1b, 0x0}, |
| 440 | {12000000, 22050, 544, 0x1b, 0x1}, |
| 441 | |
| 442 | /* 32k */ |
| 443 | {12288000, 32000, 384, 0xc, 0x0}, |
| 444 | {18432000, 32000, 576, 0xd, 0x0}, |
| 445 | {12000000, 32000, 375, 0xa, 0x1}, |
| 446 | |
| 447 | /* 44.1k */ |
| 448 | {11289600, 44100, 256, 0x10, 0x0}, |
| 449 | {16934400, 44100, 384, 0x11, 0x0}, |
| 450 | {12000000, 44100, 272, 0x11, 0x1}, |
| 451 | |
| 452 | /* 48k */ |
| 453 | {12288000, 48000, 256, 0x0, 0x0}, |
| 454 | {18432000, 48000, 384, 0x1, 0x0}, |
| 455 | {12000000, 48000, 250, 0x0, 0x1}, |
| 456 | |
| 457 | /* 88.2k */ |
| 458 | {11289600, 88200, 128, 0x1e, 0x0}, |
| 459 | {16934400, 88200, 192, 0x1f, 0x0}, |
| 460 | {12000000, 88200, 136, 0x1f, 0x1}, |
| 461 | |
| 462 | /* 96k */ |
| 463 | {12288000, 96000, 128, 0xe, 0x0}, |
| 464 | {18432000, 96000, 192, 0xf, 0x0}, |
| 465 | {12000000, 96000, 125, 0xe, 0x1}, |
| 466 | }; |
| 467 | |
| 468 | static inline int get_coeff(int mclk, int rate) |
| 469 | { |
| 470 | int i; |
| 471 | |
| 472 | for (i = 0; i < ARRAY_SIZE(coeff_div); i++) { |
| 473 | if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk) |
| 474 | return i; |
| 475 | } |
Liam Girdwood | a71a468 | 2006-10-19 20:35:56 +0200 | [diff] [blame] | 476 | |
| 477 | printk(KERN_ERR "wm8750: could not get coeff for mclk %d @ rate %d\n", |
| 478 | mclk, rate); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 479 | return -EINVAL; |
| 480 | } |
| 481 | |
Liam Girdwood | e550e17 | 2008-07-07 16:07:52 +0100 | [diff] [blame] | 482 | static int wm8750_set_dai_sysclk(struct snd_soc_dai *codec_dai, |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 483 | int clk_id, unsigned int freq, int dir) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 484 | { |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 485 | struct snd_soc_codec *codec = codec_dai->codec; |
Mark Brown | b2c812e | 2010-04-14 15:35:19 +0900 | [diff] [blame] | 486 | struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec); |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 487 | |
| 488 | switch (freq) { |
| 489 | case 11289600: |
| 490 | case 12000000: |
| 491 | case 12288000: |
| 492 | case 16934400: |
| 493 | case 18432000: |
| 494 | wm8750->sysclk = freq; |
| 495 | return 0; |
| 496 | } |
| 497 | return -EINVAL; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 498 | } |
| 499 | |
Liam Girdwood | e550e17 | 2008-07-07 16:07:52 +0100 | [diff] [blame] | 500 | static int wm8750_set_dai_fmt(struct snd_soc_dai *codec_dai, |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 501 | unsigned int fmt) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 502 | { |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 503 | struct snd_soc_codec *codec = codec_dai->codec; |
| 504 | u16 iface = 0; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 505 | |
| 506 | /* set master/slave audio interface */ |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 507 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 508 | case SND_SOC_DAIFMT_CBM_CFM: |
| 509 | iface = 0x0040; |
| 510 | break; |
| 511 | case SND_SOC_DAIFMT_CBS_CFS: |
| 512 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 513 | default: |
| 514 | return -EINVAL; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 515 | } |
| 516 | |
| 517 | /* interface format */ |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 518 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 519 | case SND_SOC_DAIFMT_I2S: |
| 520 | iface |= 0x0002; |
| 521 | break; |
| 522 | case SND_SOC_DAIFMT_RIGHT_J: |
| 523 | break; |
| 524 | case SND_SOC_DAIFMT_LEFT_J: |
| 525 | iface |= 0x0001; |
| 526 | break; |
| 527 | case SND_SOC_DAIFMT_DSP_A: |
| 528 | iface |= 0x0003; |
| 529 | break; |
| 530 | case SND_SOC_DAIFMT_DSP_B: |
| 531 | iface |= 0x0013; |
| 532 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 533 | default: |
| 534 | return -EINVAL; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 535 | } |
| 536 | |
| 537 | /* clock inversion */ |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 538 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 539 | case SND_SOC_DAIFMT_NB_NF: |
| 540 | break; |
| 541 | case SND_SOC_DAIFMT_IB_IF: |
| 542 | iface |= 0x0090; |
| 543 | break; |
| 544 | case SND_SOC_DAIFMT_IB_NF: |
| 545 | iface |= 0x0080; |
| 546 | break; |
| 547 | case SND_SOC_DAIFMT_NB_IF: |
| 548 | iface |= 0x0010; |
| 549 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 550 | default: |
| 551 | return -EINVAL; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 552 | } |
| 553 | |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 554 | snd_soc_write(codec, WM8750_IFACE, iface); |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 555 | return 0; |
| 556 | } |
| 557 | |
| 558 | static int wm8750_pcm_hw_params(struct snd_pcm_substream *substream, |
Mark Brown | dee89c4 | 2008-11-18 22:11:38 +0000 | [diff] [blame] | 559 | struct snd_pcm_hw_params *params, |
| 560 | struct snd_soc_dai *dai) |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 561 | { |
| 562 | struct snd_soc_pcm_runtime *rtd = substream->private_data; |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 563 | struct snd_soc_codec *codec = rtd->codec; |
Mark Brown | b2c812e | 2010-04-14 15:35:19 +0900 | [diff] [blame] | 564 | struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec); |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 565 | u16 iface = snd_soc_read(codec, WM8750_IFACE) & 0x1f3; |
| 566 | u16 srate = snd_soc_read(codec, WM8750_SRATE) & 0x1c0; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 567 | int coeff = get_coeff(wm8750->sysclk, params_rate(params)); |
| 568 | |
| 569 | /* bit size */ |
| 570 | switch (params_format(params)) { |
| 571 | case SNDRV_PCM_FORMAT_S16_LE: |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 572 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 573 | case SNDRV_PCM_FORMAT_S20_3LE: |
| 574 | iface |= 0x0004; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 575 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 576 | case SNDRV_PCM_FORMAT_S24_LE: |
| 577 | iface |= 0x0008; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 578 | break; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 579 | case SNDRV_PCM_FORMAT_S32_LE: |
| 580 | iface |= 0x000c; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 581 | break; |
| 582 | } |
| 583 | |
| 584 | /* set iface & srate */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 585 | snd_soc_write(codec, WM8750_IFACE, iface); |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 586 | if (coeff >= 0) |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 587 | snd_soc_write(codec, WM8750_SRATE, srate | |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 588 | (coeff_div[coeff].sr << 1) | coeff_div[coeff].usb); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 589 | |
| 590 | return 0; |
| 591 | } |
| 592 | |
Liam Girdwood | e550e17 | 2008-07-07 16:07:52 +0100 | [diff] [blame] | 593 | static int wm8750_mute(struct snd_soc_dai *dai, int mute) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 594 | { |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 595 | struct snd_soc_codec *codec = dai->codec; |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 596 | u16 mute_reg = snd_soc_read(codec, WM8750_ADCDAC) & 0xfff7; |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 597 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 598 | if (mute) |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 599 | snd_soc_write(codec, WM8750_ADCDAC, mute_reg | 0x8); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 600 | else |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 601 | snd_soc_write(codec, WM8750_ADCDAC, mute_reg); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 602 | return 0; |
| 603 | } |
| 604 | |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 605 | static int wm8750_set_bias_level(struct snd_soc_codec *codec, |
| 606 | enum snd_soc_bias_level level) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 607 | { |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 608 | u16 pwr_reg = snd_soc_read(codec, WM8750_PWR1) & 0xfe3e; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 609 | |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 610 | switch (level) { |
| 611 | case SND_SOC_BIAS_ON: |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 612 | /* set vmid to 50k and unmute dac */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 613 | snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x00c0); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 614 | break; |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 615 | case SND_SOC_BIAS_PREPARE: |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 616 | break; |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 617 | case SND_SOC_BIAS_STANDBY: |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 618 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { |
Axel Lin | 4d4adfc | 2011-10-07 21:40:44 +0800 | [diff] [blame] | 619 | snd_soc_cache_sync(codec); |
| 620 | |
Mark Brown | dd76769 | 2010-03-17 11:51:33 +0000 | [diff] [blame] | 621 | /* Set VMID to 5k */ |
| 622 | snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x01c1); |
| 623 | |
| 624 | /* ...and ramp */ |
| 625 | msleep(1000); |
| 626 | } |
| 627 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 628 | /* mute dac and set vmid to 500k, enable VREF */ |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 629 | snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x0141); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 630 | break; |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 631 | case SND_SOC_BIAS_OFF: |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 632 | snd_soc_write(codec, WM8750_PWR1, 0x0001); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 633 | break; |
| 634 | } |
Liam Girdwood | ce6120c | 2010-11-05 15:53:46 +0200 | [diff] [blame] | 635 | codec->dapm.bias_level = level; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 636 | return 0; |
| 637 | } |
| 638 | |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 639 | #define WM8750_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\ |
Mark Brown | 42f3030 | 2008-04-23 15:17:12 +0200 | [diff] [blame] | 640 | SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | \ |
| 641 | SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000) |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 642 | |
| 643 | #define WM8750_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ |
| 644 | SNDRV_PCM_FMTBIT_S24_LE) |
| 645 | |
Eric Miao | 6335d05 | 2009-03-03 09:41:00 +0800 | [diff] [blame] | 646 | static struct snd_soc_dai_ops wm8750_dai_ops = { |
| 647 | .hw_params = wm8750_pcm_hw_params, |
| 648 | .digital_mute = wm8750_mute, |
| 649 | .set_fmt = wm8750_set_dai_fmt, |
| 650 | .set_sysclk = wm8750_set_dai_sysclk, |
| 651 | }; |
| 652 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 653 | static struct snd_soc_dai_driver wm8750_dai = { |
| 654 | .name = "wm8750-hifi", |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 655 | .playback = { |
| 656 | .stream_name = "Playback", |
| 657 | .channels_min = 1, |
| 658 | .channels_max = 2, |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 659 | .rates = WM8750_RATES, |
| 660 | .formats = WM8750_FORMATS,}, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 661 | .capture = { |
| 662 | .stream_name = "Capture", |
| 663 | .channels_min = 1, |
| 664 | .channels_max = 2, |
Liam Girdwood | 4422b60 | 2007-02-02 17:15:33 +0100 | [diff] [blame] | 665 | .rates = WM8750_RATES, |
| 666 | .formats = WM8750_FORMATS,}, |
Eric Miao | 6335d05 | 2009-03-03 09:41:00 +0800 | [diff] [blame] | 667 | .ops = &wm8750_dai_ops, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 668 | }; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 669 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 670 | 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] | 671 | { |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 672 | wm8750_set_bias_level(codec, SND_SOC_BIAS_OFF); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 673 | return 0; |
| 674 | } |
| 675 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 676 | static int wm8750_resume(struct snd_soc_codec *codec) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 677 | { |
Mark Brown | 0be9898 | 2008-05-19 12:31:28 +0200 | [diff] [blame] | 678 | wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 679 | return 0; |
| 680 | } |
| 681 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 682 | static int wm8750_probe(struct snd_soc_codec *codec) |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 683 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 684 | struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec); |
Axel Lin | f5b00d0 | 2011-10-04 11:17:24 +0800 | [diff] [blame] | 685 | int ret; |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 686 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 687 | 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] | 688 | if (ret < 0) { |
| 689 | 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] | 690 | return ret; |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 691 | } |
| 692 | |
| 693 | ret = wm8750_reset(codec); |
| 694 | if (ret < 0) { |
| 695 | printk(KERN_ERR "wm8750: failed to reset: %d\n", ret); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 696 | return ret; |
Mark Brown | 17a52fd | 2009-07-05 17:24:50 +0100 | [diff] [blame] | 697 | } |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 698 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 699 | /* charge output caps */ |
Mark Brown | dd76769 | 2010-03-17 11:51:33 +0000 | [diff] [blame] | 700 | wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 701 | |
| 702 | /* set the update bits */ |
Axel Lin | f5b00d0 | 2011-10-04 11:17:24 +0800 | [diff] [blame] | 703 | snd_soc_update_bits(codec, WM8750_LDAC, 0x0100, 0x0100); |
| 704 | snd_soc_update_bits(codec, WM8750_RDAC, 0x0100, 0x0100); |
| 705 | snd_soc_update_bits(codec, WM8750_LOUT1V, 0x0100, 0x0100); |
| 706 | snd_soc_update_bits(codec, WM8750_ROUT1V, 0x0100, 0x0100); |
| 707 | snd_soc_update_bits(codec, WM8750_LOUT2V, 0x0100, 0x0100); |
| 708 | snd_soc_update_bits(codec, WM8750_ROUT2V, 0x0100, 0x0100); |
| 709 | snd_soc_update_bits(codec, WM8750_LINVOL, 0x0100, 0x0100); |
| 710 | snd_soc_update_bits(codec, WM8750_RINVOL, 0x0100, 0x0100); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 711 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 712 | snd_soc_add_controls(codec, wm8750_snd_controls, |
| 713 | ARRAY_SIZE(wm8750_snd_controls)); |
| 714 | wm8750_add_widgets(codec); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 715 | return ret; |
| 716 | } |
| 717 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 718 | static int wm8750_remove(struct snd_soc_codec *codec) |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 719 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 720 | wm8750_set_bias_level(codec, SND_SOC_BIAS_OFF); |
| 721 | return 0; |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 722 | } |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 723 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 724 | static struct snd_soc_codec_driver soc_codec_dev_wm8750 = { |
| 725 | .probe = wm8750_probe, |
| 726 | .remove = wm8750_remove, |
| 727 | .suspend = wm8750_suspend, |
| 728 | .resume = wm8750_resume, |
| 729 | .set_bias_level = wm8750_set_bias_level, |
Dimitris Papastamos | e5eec34 | 2010-09-10 18:14:56 +0100 | [diff] [blame] | 730 | .reg_cache_size = ARRAY_SIZE(wm8750_reg), |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 731 | .reg_word_size = sizeof(u16), |
| 732 | .reg_cache_default = wm8750_reg, |
| 733 | }; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 734 | |
Mark Brown | ce31a0f | 2011-08-03 17:34:59 +0900 | [diff] [blame] | 735 | static const struct of_device_id wm8750_of_match[] = { |
| 736 | { .compatible = "wlf,wm8750", }, |
| 737 | { .compatible = "wlf,wm8987", }, |
| 738 | { } |
| 739 | }; |
| 740 | MODULE_DEVICE_TABLE(of, wm8750_of_match); |
| 741 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 742 | #if defined(CONFIG_SPI_MASTER) |
| 743 | static int __devinit wm8750_spi_probe(struct spi_device *spi) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 744 | { |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 745 | struct wm8750_priv *wm8750; |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 746 | int ret; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 747 | |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 748 | wm8750 = kzalloc(sizeof(struct wm8750_priv), GFP_KERNEL); |
| 749 | if (wm8750 == NULL) |
| 750 | return -ENOMEM; |
| 751 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 752 | wm8750->control_type = SND_SOC_SPI; |
| 753 | spi_set_drvdata(spi, wm8750); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 754 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 755 | ret = snd_soc_register_codec(&spi->dev, |
| 756 | &soc_codec_dev_wm8750, &wm8750_dai, 1); |
| 757 | if (ret < 0) |
| 758 | kfree(wm8750); |
| 759 | return ret; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 760 | } |
| 761 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 762 | static int __devexit wm8750_spi_remove(struct spi_device *spi) |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 763 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 764 | snd_soc_unregister_codec(&spi->dev); |
| 765 | kfree(spi_get_drvdata(spi)); |
| 766 | return 0; |
| 767 | } |
| 768 | |
Mark Brown | 40045a8 | 2011-08-03 18:32:09 +0900 | [diff] [blame] | 769 | static const struct spi_device_id wm8750_spi_ids[] = { |
| 770 | { "wm8750", 0 }, |
| 771 | { "wm8987", 0 }, |
Takashi Iwai | f6b864a | 2011-08-12 18:22:10 +0200 | [diff] [blame] | 772 | { }, |
Mark Brown | 40045a8 | 2011-08-03 18:32:09 +0900 | [diff] [blame] | 773 | }; |
Mark Brown | 511d8cf | 2011-08-10 09:41:26 +0900 | [diff] [blame] | 774 | MODULE_DEVICE_TABLE(spi, wm8750_spi_ids); |
Mark Brown | 40045a8 | 2011-08-03 18:32:09 +0900 | [diff] [blame] | 775 | |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 776 | static struct spi_driver wm8750_spi_driver = { |
| 777 | .driver = { |
Mark Brown | dc5de62 | 2011-08-03 18:22:28 +0900 | [diff] [blame] | 778 | .name = "wm8750", |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 779 | .owner = THIS_MODULE, |
Mark Brown | ce31a0f | 2011-08-03 17:34:59 +0900 | [diff] [blame] | 780 | .of_match_table = wm8750_of_match, |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 781 | }, |
Mark Brown | 40045a8 | 2011-08-03 18:32:09 +0900 | [diff] [blame] | 782 | .id_table = wm8750_spi_ids, |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 783 | .probe = wm8750_spi_probe, |
| 784 | .remove = __devexit_p(wm8750_spi_remove), |
| 785 | }; |
| 786 | #endif /* CONFIG_SPI_MASTER */ |
| 787 | |
| 788 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
| 789 | static __devinit int wm8750_i2c_probe(struct i2c_client *i2c, |
| 790 | const struct i2c_device_id *id) |
| 791 | { |
| 792 | struct wm8750_priv *wm8750; |
| 793 | int ret; |
| 794 | |
| 795 | wm8750 = kzalloc(sizeof(struct wm8750_priv), GFP_KERNEL); |
| 796 | if (wm8750 == NULL) |
| 797 | return -ENOMEM; |
| 798 | |
| 799 | i2c_set_clientdata(i2c, wm8750); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 800 | wm8750->control_type = SND_SOC_I2C; |
| 801 | |
| 802 | ret = snd_soc_register_codec(&i2c->dev, |
| 803 | &soc_codec_dev_wm8750, &wm8750_dai, 1); |
| 804 | if (ret < 0) |
| 805 | kfree(wm8750); |
| 806 | return ret; |
| 807 | } |
| 808 | |
| 809 | static __devexit int wm8750_i2c_remove(struct i2c_client *client) |
| 810 | { |
| 811 | snd_soc_unregister_codec(&client->dev); |
| 812 | kfree(i2c_get_clientdata(client)); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 813 | return 0; |
| 814 | } |
| 815 | |
Jean Delvare | ee1d009 | 2008-09-01 18:47:00 +0100 | [diff] [blame] | 816 | static const struct i2c_device_id wm8750_i2c_id[] = { |
| 817 | { "wm8750", 0 }, |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 818 | { "wm8987", 0 }, |
Jean Delvare | ee1d009 | 2008-09-01 18:47:00 +0100 | [diff] [blame] | 819 | { } |
| 820 | }; |
| 821 | MODULE_DEVICE_TABLE(i2c, wm8750_i2c_id); |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 822 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 823 | static struct i2c_driver wm8750_i2c_driver = { |
| 824 | .driver = { |
Mark Brown | dc5de62 | 2011-08-03 18:22:28 +0900 | [diff] [blame] | 825 | .name = "wm8750", |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 826 | .owner = THIS_MODULE, |
Mark Brown | ce31a0f | 2011-08-03 17:34:59 +0900 | [diff] [blame] | 827 | .of_match_table = wm8750_of_match, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 828 | }, |
Jean Delvare | ee1d009 | 2008-09-01 18:47:00 +0100 | [diff] [blame] | 829 | .probe = wm8750_i2c_probe, |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 830 | .remove = __devexit_p(wm8750_i2c_remove), |
Jean Delvare | ee1d009 | 2008-09-01 18:47:00 +0100 | [diff] [blame] | 831 | .id_table = wm8750_i2c_id, |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 832 | }; |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 833 | #endif |
| 834 | |
Takashi Iwai | c9b3a40 | 2008-12-10 07:47:22 +0100 | [diff] [blame] | 835 | static int __init wm8750_modinit(void) |
Mark Brown | 64089b8 | 2008-12-08 19:17:58 +0000 | [diff] [blame] | 836 | { |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 837 | int ret = 0; |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 838 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
| 839 | ret = i2c_add_driver(&wm8750_i2c_driver); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 840 | if (ret != 0) { |
| 841 | printk(KERN_ERR "Failed to register wm8750 I2C driver: %d\n", |
| 842 | ret); |
| 843 | } |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 844 | #endif |
| 845 | #if defined(CONFIG_SPI_MASTER) |
| 846 | ret = spi_register_driver(&wm8750_spi_driver); |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 847 | if (ret != 0) { |
| 848 | printk(KERN_ERR "Failed to register wm8750 SPI driver: %d\n", |
| 849 | ret); |
| 850 | } |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 851 | #endif |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 852 | return ret; |
Mark Brown | 64089b8 | 2008-12-08 19:17:58 +0000 | [diff] [blame] | 853 | } |
| 854 | module_init(wm8750_modinit); |
| 855 | |
| 856 | static void __exit wm8750_exit(void) |
| 857 | { |
Marek Vasut | 6ca0c22 | 2010-04-08 20:48:51 +0200 | [diff] [blame] | 858 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
| 859 | i2c_del_driver(&wm8750_i2c_driver); |
| 860 | #endif |
| 861 | #if defined(CONFIG_SPI_MASTER) |
| 862 | spi_unregister_driver(&wm8750_spi_driver); |
| 863 | #endif |
Mark Brown | 64089b8 | 2008-12-08 19:17:58 +0000 | [diff] [blame] | 864 | } |
| 865 | module_exit(wm8750_exit); |
| 866 | |
Richard Purdie | abadfc9 | 2006-10-06 18:36:39 +0200 | [diff] [blame] | 867 | MODULE_DESCRIPTION("ASoC WM8750 driver"); |
| 868 | MODULE_AUTHOR("Liam Girdwood"); |
| 869 | MODULE_LICENSE("GPL"); |