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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/sound/soc/codecs/wm8961.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/codecs/wm8961.c')
-rw-r--r--ANDROID_3.4.5/sound/soc/codecs/wm8961.c1135
1 files changed, 0 insertions, 1135 deletions
diff --git a/ANDROID_3.4.5/sound/soc/codecs/wm8961.c b/ANDROID_3.4.5/sound/soc/codecs/wm8961.c
deleted file mode 100644
index 05ea7c27..00000000
--- a/ANDROID_3.4.5/sound/soc/codecs/wm8961.c
+++ /dev/null
@@ -1,1135 +0,0 @@
-/*
- * wm8961.c -- WM8961 ALSA SoC Audio driver
- *
- * Author: Mark Brown
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Currently unimplemented features:
- * - ALC
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/pm.h>
-#include <linux/i2c.h>
-#include <linux/slab.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-#include <sound/initval.h>
-#include <sound/tlv.h>
-
-#include "wm8961.h"
-
-#define WM8961_MAX_REGISTER 0xFC
-
-static u16 wm8961_reg_defaults[] = {
- 0x009F, /* R0 - Left Input volume */
- 0x009F, /* R1 - Right Input volume */
- 0x0000, /* R2 - LOUT1 volume */
- 0x0000, /* R3 - ROUT1 volume */
- 0x0020, /* R4 - Clocking1 */
- 0x0008, /* R5 - ADC & DAC Control 1 */
- 0x0000, /* R6 - ADC & DAC Control 2 */
- 0x000A, /* R7 - Audio Interface 0 */
- 0x01F4, /* R8 - Clocking2 */
- 0x0000, /* R9 - Audio Interface 1 */
- 0x00FF, /* R10 - Left DAC volume */
- 0x00FF, /* R11 - Right DAC volume */
- 0x0000, /* R12 */
- 0x0000, /* R13 */
- 0x0040, /* R14 - Audio Interface 2 */
- 0x0000, /* R15 - Software Reset */
- 0x0000, /* R16 */
- 0x007B, /* R17 - ALC1 */
- 0x0000, /* R18 - ALC2 */
- 0x0032, /* R19 - ALC3 */
- 0x0000, /* R20 - Noise Gate */
- 0x00C0, /* R21 - Left ADC volume */
- 0x00C0, /* R22 - Right ADC volume */
- 0x0120, /* R23 - Additional control(1) */
- 0x0000, /* R24 - Additional control(2) */
- 0x0000, /* R25 - Pwr Mgmt (1) */
- 0x0000, /* R26 - Pwr Mgmt (2) */
- 0x0000, /* R27 - Additional Control (3) */
- 0x0000, /* R28 - Anti-pop */
- 0x0000, /* R29 */
- 0x005F, /* R30 - Clocking 3 */
- 0x0000, /* R31 */
- 0x0000, /* R32 - ADCL signal path */
- 0x0000, /* R33 - ADCR signal path */
- 0x0000, /* R34 */
- 0x0000, /* R35 */
- 0x0000, /* R36 */
- 0x0000, /* R37 */
- 0x0000, /* R38 */
- 0x0000, /* R39 */
- 0x0000, /* R40 - LOUT2 volume */
- 0x0000, /* R41 - ROUT2 volume */
- 0x0000, /* R42 */
- 0x0000, /* R43 */
- 0x0000, /* R44 */
- 0x0000, /* R45 */
- 0x0000, /* R46 */
- 0x0000, /* R47 - Pwr Mgmt (3) */
- 0x0023, /* R48 - Additional Control (4) */
- 0x0000, /* R49 - Class D Control 1 */
- 0x0000, /* R50 */
- 0x0003, /* R51 - Class D Control 2 */
- 0x0000, /* R52 */
- 0x0000, /* R53 */
- 0x0000, /* R54 */
- 0x0000, /* R55 */
- 0x0106, /* R56 - Clocking 4 */
- 0x0000, /* R57 - DSP Sidetone 0 */
- 0x0000, /* R58 - DSP Sidetone 1 */
- 0x0000, /* R59 */
- 0x0000, /* R60 - DC Servo 0 */
- 0x0000, /* R61 - DC Servo 1 */
- 0x0000, /* R62 */
- 0x015E, /* R63 - DC Servo 3 */
- 0x0010, /* R64 */
- 0x0010, /* R65 - DC Servo 5 */
- 0x0000, /* R66 */
- 0x0001, /* R67 */
- 0x0003, /* R68 - Analogue PGA Bias */
- 0x0000, /* R69 - Analogue HP 0 */
- 0x0060, /* R70 */
- 0x01FB, /* R71 - Analogue HP 2 */
- 0x0000, /* R72 - Charge Pump 1 */
- 0x0065, /* R73 */
- 0x005F, /* R74 */
- 0x0059, /* R75 */
- 0x006B, /* R76 */
- 0x0038, /* R77 */
- 0x000C, /* R78 */
- 0x000A, /* R79 */
- 0x006B, /* R80 */
- 0x0000, /* R81 */
- 0x0000, /* R82 - Charge Pump B */
- 0x0087, /* R83 */
- 0x0000, /* R84 */
- 0x005C, /* R85 */
- 0x0000, /* R86 */
- 0x0000, /* R87 - Write Sequencer 1 */
- 0x0000, /* R88 - Write Sequencer 2 */
- 0x0000, /* R89 - Write Sequencer 3 */
- 0x0000, /* R90 - Write Sequencer 4 */
- 0x0000, /* R91 - Write Sequencer 5 */
- 0x0000, /* R92 - Write Sequencer 6 */
- 0x0000, /* R93 - Write Sequencer 7 */
- 0x0000, /* R94 */
- 0x0000, /* R95 */
- 0x0000, /* R96 */
- 0x0000, /* R97 */
- 0x0000, /* R98 */
- 0x0000, /* R99 */
- 0x0000, /* R100 */
- 0x0000, /* R101 */
- 0x0000, /* R102 */
- 0x0000, /* R103 */
- 0x0000, /* R104 */
- 0x0000, /* R105 */
- 0x0000, /* R106 */
- 0x0000, /* R107 */
- 0x0000, /* R108 */
- 0x0000, /* R109 */
- 0x0000, /* R110 */
- 0x0000, /* R111 */
- 0x0000, /* R112 */
- 0x0000, /* R113 */
- 0x0000, /* R114 */
- 0x0000, /* R115 */
- 0x0000, /* R116 */
- 0x0000, /* R117 */
- 0x0000, /* R118 */
- 0x0000, /* R119 */
- 0x0000, /* R120 */
- 0x0000, /* R121 */
- 0x0000, /* R122 */
- 0x0000, /* R123 */
- 0x0000, /* R124 */
- 0x0000, /* R125 */
- 0x0000, /* R126 */
- 0x0000, /* R127 */
- 0x0000, /* R128 */
- 0x0000, /* R129 */
- 0x0000, /* R130 */
- 0x0000, /* R131 */
- 0x0000, /* R132 */
- 0x0000, /* R133 */
- 0x0000, /* R134 */
- 0x0000, /* R135 */
- 0x0000, /* R136 */
- 0x0000, /* R137 */
- 0x0000, /* R138 */
- 0x0000, /* R139 */
- 0x0000, /* R140 */
- 0x0000, /* R141 */
- 0x0000, /* R142 */
- 0x0000, /* R143 */
- 0x0000, /* R144 */
- 0x0000, /* R145 */
- 0x0000, /* R146 */
- 0x0000, /* R147 */
- 0x0000, /* R148 */
- 0x0000, /* R149 */
- 0x0000, /* R150 */
- 0x0000, /* R151 */
- 0x0000, /* R152 */
- 0x0000, /* R153 */
- 0x0000, /* R154 */
- 0x0000, /* R155 */
- 0x0000, /* R156 */
- 0x0000, /* R157 */
- 0x0000, /* R158 */
- 0x0000, /* R159 */
- 0x0000, /* R160 */
- 0x0000, /* R161 */
- 0x0000, /* R162 */
- 0x0000, /* R163 */
- 0x0000, /* R164 */
- 0x0000, /* R165 */
- 0x0000, /* R166 */
- 0x0000, /* R167 */
- 0x0000, /* R168 */
- 0x0000, /* R169 */
- 0x0000, /* R170 */
- 0x0000, /* R171 */
- 0x0000, /* R172 */
- 0x0000, /* R173 */
- 0x0000, /* R174 */
- 0x0000, /* R175 */
- 0x0000, /* R176 */
- 0x0000, /* R177 */
- 0x0000, /* R178 */
- 0x0000, /* R179 */
- 0x0000, /* R180 */
- 0x0000, /* R181 */
- 0x0000, /* R182 */
- 0x0000, /* R183 */
- 0x0000, /* R184 */
- 0x0000, /* R185 */
- 0x0000, /* R186 */
- 0x0000, /* R187 */
- 0x0000, /* R188 */
- 0x0000, /* R189 */
- 0x0000, /* R190 */
- 0x0000, /* R191 */
- 0x0000, /* R192 */
- 0x0000, /* R193 */
- 0x0000, /* R194 */
- 0x0000, /* R195 */
- 0x0030, /* R196 */
- 0x0006, /* R197 */
- 0x0000, /* R198 */
- 0x0060, /* R199 */
- 0x0000, /* R200 */
- 0x003F, /* R201 */
- 0x0000, /* R202 */
- 0x0000, /* R203 */
- 0x0000, /* R204 */
- 0x0001, /* R205 */
- 0x0000, /* R206 */
- 0x0181, /* R207 */
- 0x0005, /* R208 */
- 0x0008, /* R209 */
- 0x0008, /* R210 */
- 0x0000, /* R211 */
- 0x013B, /* R212 */
- 0x0000, /* R213 */
- 0x0000, /* R214 */
- 0x0000, /* R215 */
- 0x0000, /* R216 */
- 0x0070, /* R217 */
- 0x0000, /* R218 */
- 0x0000, /* R219 */
- 0x0000, /* R220 */
- 0x0000, /* R221 */
- 0x0000, /* R222 */
- 0x0003, /* R223 */
- 0x0000, /* R224 */
- 0x0000, /* R225 */
- 0x0001, /* R226 */
- 0x0008, /* R227 */
- 0x0000, /* R228 */
- 0x0000, /* R229 */
- 0x0000, /* R230 */
- 0x0000, /* R231 */
- 0x0004, /* R232 */
- 0x0000, /* R233 */
- 0x0000, /* R234 */
- 0x0000, /* R235 */
- 0x0000, /* R236 */
- 0x0000, /* R237 */
- 0x0080, /* R238 */
- 0x0000, /* R239 */
- 0x0000, /* R240 */
- 0x0000, /* R241 */
- 0x0000, /* R242 */
- 0x0000, /* R243 */
- 0x0000, /* R244 */
- 0x0052, /* R245 */
- 0x0110, /* R246 */
- 0x0040, /* R247 */
- 0x0000, /* R248 */
- 0x0030, /* R249 */
- 0x0000, /* R250 */
- 0x0000, /* R251 */
- 0x0001, /* R252 - General test 1 */
-};
-
-struct wm8961_priv {
- enum snd_soc_control_type control_type;
- int sysclk;
-};
-
-static int wm8961_volatile_register(struct snd_soc_codec *codec, unsigned int reg)
-{
- switch (reg) {
- case WM8961_SOFTWARE_RESET:
- case WM8961_WRITE_SEQUENCER_7:
- case WM8961_DC_SERVO_1:
- return 1;
-
- default:
- return 0;
- }
-}
-
-static int wm8961_reset(struct snd_soc_codec *codec)
-{
- return snd_soc_write(codec, WM8961_SOFTWARE_RESET, 0);
-}
-
-/*
- * The headphone output supports special anti-pop sequences giving
- * silent power up and power down.
- */
-static int wm8961_hp_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
-{
- struct snd_soc_codec *codec = w->codec;
- u16 hp_reg = snd_soc_read(codec, WM8961_ANALOGUE_HP_0);
- u16 cp_reg = snd_soc_read(codec, WM8961_CHARGE_PUMP_1);
- u16 pwr_reg = snd_soc_read(codec, WM8961_PWR_MGMT_2);
- u16 dcs_reg = snd_soc_read(codec, WM8961_DC_SERVO_1);
- int timeout = 500;
-
- if (event & SND_SOC_DAPM_POST_PMU) {
- /* Make sure the output is shorted */
- hp_reg &= ~(WM8961_HPR_RMV_SHORT | WM8961_HPL_RMV_SHORT);
- snd_soc_write(codec, WM8961_ANALOGUE_HP_0, hp_reg);
-
- /* Enable the charge pump */
- cp_reg |= WM8961_CP_ENA;
- snd_soc_write(codec, WM8961_CHARGE_PUMP_1, cp_reg);
- mdelay(5);
-
- /* Enable the PGA */
- pwr_reg |= WM8961_LOUT1_PGA | WM8961_ROUT1_PGA;
- snd_soc_write(codec, WM8961_PWR_MGMT_2, pwr_reg);
-
- /* Enable the amplifier */
- hp_reg |= WM8961_HPR_ENA | WM8961_HPL_ENA;
- snd_soc_write(codec, WM8961_ANALOGUE_HP_0, hp_reg);
-
- /* Second stage enable */
- hp_reg |= WM8961_HPR_ENA_DLY | WM8961_HPL_ENA_DLY;
- snd_soc_write(codec, WM8961_ANALOGUE_HP_0, hp_reg);
-
- /* Enable the DC servo & trigger startup */
- dcs_reg |=
- WM8961_DCS_ENA_CHAN_HPR | WM8961_DCS_TRIG_STARTUP_HPR |
- WM8961_DCS_ENA_CHAN_HPL | WM8961_DCS_TRIG_STARTUP_HPL;
- dev_dbg(codec->dev, "Enabling DC servo\n");
-
- snd_soc_write(codec, WM8961_DC_SERVO_1, dcs_reg);
- do {
- msleep(1);
- dcs_reg = snd_soc_read(codec, WM8961_DC_SERVO_1);
- } while (--timeout &&
- dcs_reg & (WM8961_DCS_TRIG_STARTUP_HPR |
- WM8961_DCS_TRIG_STARTUP_HPL));
- if (dcs_reg & (WM8961_DCS_TRIG_STARTUP_HPR |
- WM8961_DCS_TRIG_STARTUP_HPL))
- dev_err(codec->dev, "DC servo timed out\n");
- else
- dev_dbg(codec->dev, "DC servo startup complete\n");
-
- /* Enable the output stage */
- hp_reg |= WM8961_HPR_ENA_OUTP | WM8961_HPL_ENA_OUTP;
- snd_soc_write(codec, WM8961_ANALOGUE_HP_0, hp_reg);
-
- /* Remove the short on the output stage */
- hp_reg |= WM8961_HPR_RMV_SHORT | WM8961_HPL_RMV_SHORT;
- snd_soc_write(codec, WM8961_ANALOGUE_HP_0, hp_reg);
- }
-
- if (event & SND_SOC_DAPM_PRE_PMD) {
- /* Short the output */
- hp_reg &= ~(WM8961_HPR_RMV_SHORT | WM8961_HPL_RMV_SHORT);
- snd_soc_write(codec, WM8961_ANALOGUE_HP_0, hp_reg);
-
- /* Disable the output stage */
- hp_reg &= ~(WM8961_HPR_ENA_OUTP | WM8961_HPL_ENA_OUTP);
- snd_soc_write(codec, WM8961_ANALOGUE_HP_0, hp_reg);
-
- /* Disable DC offset cancellation */
- dcs_reg &= ~(WM8961_DCS_ENA_CHAN_HPR |
- WM8961_DCS_ENA_CHAN_HPL);
- snd_soc_write(codec, WM8961_DC_SERVO_1, dcs_reg);
-
- /* Finish up */
- hp_reg &= ~(WM8961_HPR_ENA_DLY | WM8961_HPR_ENA |
- WM8961_HPL_ENA_DLY | WM8961_HPL_ENA);
- snd_soc_write(codec, WM8961_ANALOGUE_HP_0, hp_reg);
-
- /* Disable the PGA */
- pwr_reg &= ~(WM8961_LOUT1_PGA | WM8961_ROUT1_PGA);
- snd_soc_write(codec, WM8961_PWR_MGMT_2, pwr_reg);
-
- /* Disable the charge pump */
- dev_dbg(codec->dev, "Disabling charge pump\n");
- snd_soc_write(codec, WM8961_CHARGE_PUMP_1,
- cp_reg & ~WM8961_CP_ENA);
- }
-
- return 0;
-}
-
-static int wm8961_spk_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
-{
- struct snd_soc_codec *codec = w->codec;
- u16 pwr_reg = snd_soc_read(codec, WM8961_PWR_MGMT_2);
- u16 spk_reg = snd_soc_read(codec, WM8961_CLASS_D_CONTROL_1);
-
- if (event & SND_SOC_DAPM_POST_PMU) {
- /* Enable the PGA */
- pwr_reg |= WM8961_SPKL_PGA | WM8961_SPKR_PGA;
- snd_soc_write(codec, WM8961_PWR_MGMT_2, pwr_reg);
-
- /* Enable the amplifier */
- spk_reg |= WM8961_SPKL_ENA | WM8961_SPKR_ENA;
- snd_soc_write(codec, WM8961_CLASS_D_CONTROL_1, spk_reg);
- }
-
- if (event & SND_SOC_DAPM_PRE_PMD) {
- /* Disable the amplifier */
- spk_reg &= ~(WM8961_SPKL_ENA | WM8961_SPKR_ENA);
- snd_soc_write(codec, WM8961_CLASS_D_CONTROL_1, spk_reg);
-
- /* Disable the PGA */
- pwr_reg &= ~(WM8961_SPKL_PGA | WM8961_SPKR_PGA);
- snd_soc_write(codec, WM8961_PWR_MGMT_2, pwr_reg);
- }
-
- return 0;
-}
-
-static const char *adc_hpf_text[] = {
- "Hi-fi", "Voice 1", "Voice 2", "Voice 3",
-};
-
-static const struct soc_enum adc_hpf =
- SOC_ENUM_SINGLE(WM8961_ADC_DAC_CONTROL_2, 7, 4, adc_hpf_text);
-
-static const char *dac_deemph_text[] = {
- "None", "32kHz", "44.1kHz", "48kHz",
-};
-
-static const struct soc_enum dac_deemph =
- SOC_ENUM_SINGLE(WM8961_ADC_DAC_CONTROL_1, 1, 4, dac_deemph_text);
-
-static const DECLARE_TLV_DB_SCALE(out_tlv, -12100, 100, 1);
-static const DECLARE_TLV_DB_SCALE(hp_sec_tlv, -700, 100, 0);
-static const DECLARE_TLV_DB_SCALE(adc_tlv, -7200, 75, 1);
-static const DECLARE_TLV_DB_SCALE(sidetone_tlv, -3600, 300, 0);
-static unsigned int boost_tlv[] = {
- TLV_DB_RANGE_HEAD(4),
- 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
- 1, 1, TLV_DB_SCALE_ITEM(13, 0, 0),
- 2, 2, TLV_DB_SCALE_ITEM(20, 0, 0),
- 3, 3, TLV_DB_SCALE_ITEM(29, 0, 0),
-};
-static const DECLARE_TLV_DB_SCALE(pga_tlv, -2325, 75, 0);
-
-static const struct snd_kcontrol_new wm8961_snd_controls[] = {
-SOC_DOUBLE_R_TLV("Headphone Volume", WM8961_LOUT1_VOLUME, WM8961_ROUT1_VOLUME,
- 0, 127, 0, out_tlv),
-SOC_DOUBLE_TLV("Headphone Secondary Volume", WM8961_ANALOGUE_HP_2,
- 6, 3, 7, 0, hp_sec_tlv),
-SOC_DOUBLE_R("Headphone ZC Switch", WM8961_LOUT1_VOLUME, WM8961_ROUT1_VOLUME,
- 7, 1, 0),
-
-SOC_DOUBLE_R_TLV("Speaker Volume", WM8961_LOUT2_VOLUME, WM8961_ROUT2_VOLUME,
- 0, 127, 0, out_tlv),
-SOC_DOUBLE_R("Speaker ZC Switch", WM8961_LOUT2_VOLUME, WM8961_ROUT2_VOLUME,
- 7, 1, 0),
-SOC_SINGLE("Speaker AC Gain", WM8961_CLASS_D_CONTROL_2, 0, 7, 0),
-
-SOC_SINGLE("DAC x128 OSR Switch", WM8961_ADC_DAC_CONTROL_2, 0, 1, 0),
-SOC_ENUM("DAC Deemphasis", dac_deemph),
-SOC_SINGLE("DAC Soft Mute Switch", WM8961_ADC_DAC_CONTROL_2, 3, 1, 0),
-
-SOC_DOUBLE_R_TLV("Sidetone Volume", WM8961_DSP_SIDETONE_0,
- WM8961_DSP_SIDETONE_1, 4, 12, 0, sidetone_tlv),
-
-SOC_SINGLE("ADC High Pass Filter Switch", WM8961_ADC_DAC_CONTROL_1, 0, 1, 0),
-SOC_ENUM("ADC High Pass Filter Mode", adc_hpf),
-
-SOC_DOUBLE_R_TLV("Capture Volume",
- WM8961_LEFT_ADC_VOLUME, WM8961_RIGHT_ADC_VOLUME,
- 1, 119, 0, adc_tlv),
-SOC_DOUBLE_R_TLV("Capture Boost Volume",
- WM8961_ADCL_SIGNAL_PATH, WM8961_ADCR_SIGNAL_PATH,
- 4, 3, 0, boost_tlv),
-SOC_DOUBLE_R_TLV("Capture PGA Volume",
- WM8961_LEFT_INPUT_VOLUME, WM8961_RIGHT_INPUT_VOLUME,
- 0, 62, 0, pga_tlv),
-SOC_DOUBLE_R("Capture PGA ZC Switch",
- WM8961_LEFT_INPUT_VOLUME, WM8961_RIGHT_INPUT_VOLUME,
- 6, 1, 1),
-SOC_DOUBLE_R("Capture PGA Switch",
- WM8961_LEFT_INPUT_VOLUME, WM8961_RIGHT_INPUT_VOLUME,
- 7, 1, 1),
-};
-
-static const char *sidetone_text[] = {
- "None", "Left", "Right"
-};
-
-static const struct soc_enum dacl_sidetone =
- SOC_ENUM_SINGLE(WM8961_DSP_SIDETONE_0, 2, 3, sidetone_text);
-
-static const struct soc_enum dacr_sidetone =
- SOC_ENUM_SINGLE(WM8961_DSP_SIDETONE_1, 2, 3, sidetone_text);
-
-static const struct snd_kcontrol_new dacl_mux =
- SOC_DAPM_ENUM("DACL Sidetone", dacl_sidetone);
-
-static const struct snd_kcontrol_new dacr_mux =
- SOC_DAPM_ENUM("DACR Sidetone", dacr_sidetone);
-
-static const struct snd_soc_dapm_widget wm8961_dapm_widgets[] = {
-SND_SOC_DAPM_INPUT("LINPUT"),
-SND_SOC_DAPM_INPUT("RINPUT"),
-
-SND_SOC_DAPM_SUPPLY("CLK_DSP", WM8961_CLOCKING2, 4, 0, NULL, 0),
-
-SND_SOC_DAPM_PGA("Left Input", WM8961_PWR_MGMT_1, 5, 0, NULL, 0),
-SND_SOC_DAPM_PGA("Right Input", WM8961_PWR_MGMT_1, 4, 0, NULL, 0),
-
-SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", WM8961_PWR_MGMT_1, 3, 0),
-SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", WM8961_PWR_MGMT_1, 2, 0),
-
-SND_SOC_DAPM_SUPPLY("MICBIAS", WM8961_PWR_MGMT_1, 1, 0, NULL, 0),
-
-SND_SOC_DAPM_MUX("DACL Sidetone", SND_SOC_NOPM, 0, 0, &dacl_mux),
-SND_SOC_DAPM_MUX("DACR Sidetone", SND_SOC_NOPM, 0, 0, &dacr_mux),
-
-SND_SOC_DAPM_DAC("DACL", "HiFi Playback", WM8961_PWR_MGMT_2, 8, 0),
-SND_SOC_DAPM_DAC("DACR", "HiFi Playback", WM8961_PWR_MGMT_2, 7, 0),
-
-/* Handle as a mono path for DCS */
-SND_SOC_DAPM_PGA_E("Headphone Output", SND_SOC_NOPM,
- 4, 0, NULL, 0, wm8961_hp_event,
- SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
-SND_SOC_DAPM_PGA_E("Speaker Output", SND_SOC_NOPM,
- 4, 0, NULL, 0, wm8961_spk_event,
- SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
-
-SND_SOC_DAPM_OUTPUT("HP_L"),
-SND_SOC_DAPM_OUTPUT("HP_R"),
-SND_SOC_DAPM_OUTPUT("SPK_LN"),
-SND_SOC_DAPM_OUTPUT("SPK_LP"),
-SND_SOC_DAPM_OUTPUT("SPK_RN"),
-SND_SOC_DAPM_OUTPUT("SPK_RP"),
-};
-
-
-static const struct snd_soc_dapm_route audio_paths[] = {
- { "DACL", NULL, "CLK_DSP" },
- { "DACL", NULL, "DACL Sidetone" },
- { "DACR", NULL, "CLK_DSP" },
- { "DACR", NULL, "DACR Sidetone" },
-
- { "DACL Sidetone", "Left", "ADCL" },
- { "DACL Sidetone", "Right", "ADCR" },
-
- { "DACR Sidetone", "Left", "ADCL" },
- { "DACR Sidetone", "Right", "ADCR" },
-
- { "HP_L", NULL, "Headphone Output" },
- { "HP_R", NULL, "Headphone Output" },
- { "Headphone Output", NULL, "DACL" },
- { "Headphone Output", NULL, "DACR" },
-
- { "SPK_LN", NULL, "Speaker Output" },
- { "SPK_LP", NULL, "Speaker Output" },
- { "SPK_RN", NULL, "Speaker Output" },
- { "SPK_RP", NULL, "Speaker Output" },
-
- { "Speaker Output", NULL, "DACL" },
- { "Speaker Output", NULL, "DACR" },
-
- { "ADCL", NULL, "Left Input" },
- { "ADCL", NULL, "CLK_DSP" },
- { "ADCR", NULL, "Right Input" },
- { "ADCR", NULL, "CLK_DSP" },
-
- { "Left Input", NULL, "LINPUT" },
- { "Right Input", NULL, "RINPUT" },
-
-};
-
-/* Values for CLK_SYS_RATE */
-static struct {
- int ratio;
- u16 val;
-} wm8961_clk_sys_ratio[] = {
- { 64, 0 },
- { 128, 1 },
- { 192, 2 },
- { 256, 3 },
- { 384, 4 },
- { 512, 5 },
- { 768, 6 },
- { 1024, 7 },
- { 1408, 8 },
- { 1536, 9 },
-};
-
-/* Values for SAMPLE_RATE */
-static struct {
- int rate;
- u16 val;
-} wm8961_srate[] = {
- { 48000, 0 },
- { 44100, 0 },
- { 32000, 1 },
- { 22050, 2 },
- { 24000, 2 },
- { 16000, 3 },
- { 11250, 4 },
- { 12000, 4 },
- { 8000, 5 },
-};
-
-static int wm8961_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
-{
- struct snd_soc_codec *codec = dai->codec;
- struct wm8961_priv *wm8961 = snd_soc_codec_get_drvdata(codec);
- int i, best, target, fs;
- u16 reg;
-
- fs = params_rate(params);
-
- if (!wm8961->sysclk) {
- dev_err(codec->dev, "MCLK has not been specified\n");
- return -EINVAL;
- }
-
- /* Find the closest sample rate for the filters */
- best = 0;
- for (i = 0; i < ARRAY_SIZE(wm8961_srate); i++) {
- if (abs(wm8961_srate[i].rate - fs) <
- abs(wm8961_srate[best].rate - fs))
- best = i;
- }
- reg = snd_soc_read(codec, WM8961_ADDITIONAL_CONTROL_3);
- reg &= ~WM8961_SAMPLE_RATE_MASK;
- reg |= wm8961_srate[best].val;
- snd_soc_write(codec, WM8961_ADDITIONAL_CONTROL_3, reg);
- dev_dbg(codec->dev, "Selected SRATE %dHz for %dHz\n",
- wm8961_srate[best].rate, fs);
-
- /* Select a CLK_SYS/fs ratio equal to or higher than required */
- target = wm8961->sysclk / fs;
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK && target < 64) {
- dev_err(codec->dev,
- "SYSCLK must be at least 64*fs for DAC\n");
- return -EINVAL;
- }
- if (substream->stream == SNDRV_PCM_STREAM_CAPTURE && target < 256) {
- dev_err(codec->dev,
- "SYSCLK must be at least 256*fs for ADC\n");
- return -EINVAL;
- }
-
- for (i = 0; i < ARRAY_SIZE(wm8961_clk_sys_ratio); i++) {
- if (wm8961_clk_sys_ratio[i].ratio >= target)
- break;
- }
- if (i == ARRAY_SIZE(wm8961_clk_sys_ratio)) {
- dev_err(codec->dev, "Unable to generate CLK_SYS_RATE\n");
- return -EINVAL;
- }
- dev_dbg(codec->dev, "Selected CLK_SYS_RATE of %d for %d/%d=%d\n",
- wm8961_clk_sys_ratio[i].ratio, wm8961->sysclk, fs,
- wm8961->sysclk / fs);
-
- reg = snd_soc_read(codec, WM8961_CLOCKING_4);
- reg &= ~WM8961_CLK_SYS_RATE_MASK;
- reg |= wm8961_clk_sys_ratio[i].val << WM8961_CLK_SYS_RATE_SHIFT;
- snd_soc_write(codec, WM8961_CLOCKING_4, reg);
-
- reg = snd_soc_read(codec, WM8961_AUDIO_INTERFACE_0);
- reg &= ~WM8961_WL_MASK;
- switch (params_format(params)) {
- case SNDRV_PCM_FORMAT_S16_LE:
- break;
- case SNDRV_PCM_FORMAT_S20_3LE:
- reg |= 1 << WM8961_WL_SHIFT;
- break;
- case SNDRV_PCM_FORMAT_S24_LE:
- reg |= 2 << WM8961_WL_SHIFT;
- break;
- case SNDRV_PCM_FORMAT_S32_LE:
- reg |= 3 << WM8961_WL_SHIFT;
- break;
- default:
- return -EINVAL;
- }
- snd_soc_write(codec, WM8961_AUDIO_INTERFACE_0, reg);
-
- /* Sloping stop-band filter is recommended for <= 24kHz */
- reg = snd_soc_read(codec, WM8961_ADC_DAC_CONTROL_2);
- if (fs <= 24000)
- reg |= WM8961_DACSLOPE;
- else
- reg &= ~WM8961_DACSLOPE;
- snd_soc_write(codec, WM8961_ADC_DAC_CONTROL_2, reg);
-
- return 0;
-}
-
-static int wm8961_set_sysclk(struct snd_soc_dai *dai, int clk_id,
- unsigned int freq,
- int dir)
-{
- struct snd_soc_codec *codec = dai->codec;
- struct wm8961_priv *wm8961 = snd_soc_codec_get_drvdata(codec);
- u16 reg = snd_soc_read(codec, WM8961_CLOCKING1);
-
- if (freq > 33000000) {
- dev_err(codec->dev, "MCLK must be <33MHz\n");
- return -EINVAL;
- }
-
- if (freq > 16500000) {
- dev_dbg(codec->dev, "Using MCLK/2 for %dHz MCLK\n", freq);
- reg |= WM8961_MCLKDIV;
- freq /= 2;
- } else {
- dev_dbg(codec->dev, "Using MCLK/1 for %dHz MCLK\n", freq);
- reg &= ~WM8961_MCLKDIV;
- }
-
- snd_soc_write(codec, WM8961_CLOCKING1, reg);
-
- wm8961->sysclk = freq;
-
- return 0;
-}
-
-static int wm8961_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
-{
- struct snd_soc_codec *codec = dai->codec;
- u16 aif = snd_soc_read(codec, WM8961_AUDIO_INTERFACE_0);
-
- aif &= ~(WM8961_BCLKINV | WM8961_LRP |
- WM8961_MS | WM8961_FORMAT_MASK);
-
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
- aif |= WM8961_MS;
- break;
- case SND_SOC_DAIFMT_CBS_CFS:
- break;
- default:
- return -EINVAL;
- }
-
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_RIGHT_J:
- break;
-
- case SND_SOC_DAIFMT_LEFT_J:
- aif |= 1;
- break;
-
- case SND_SOC_DAIFMT_I2S:
- aif |= 2;
- break;
-
- case SND_SOC_DAIFMT_DSP_B:
- aif |= WM8961_LRP;
- case SND_SOC_DAIFMT_DSP_A:
- aif |= 3;
- switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
- case SND_SOC_DAIFMT_NB_NF:
- case SND_SOC_DAIFMT_IB_NF:
- break;
- default:
- return -EINVAL;
- }
- break;
-
- default:
- return -EINVAL;
- }
-
- switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
- case SND_SOC_DAIFMT_NB_NF:
- break;
- case SND_SOC_DAIFMT_NB_IF:
- aif |= WM8961_LRP;
- break;
- case SND_SOC_DAIFMT_IB_NF:
- aif |= WM8961_BCLKINV;
- break;
- case SND_SOC_DAIFMT_IB_IF:
- aif |= WM8961_BCLKINV | WM8961_LRP;
- break;
- default:
- return -EINVAL;
- }
-
- return snd_soc_write(codec, WM8961_AUDIO_INTERFACE_0, aif);
-}
-
-static int wm8961_set_tristate(struct snd_soc_dai *dai, int tristate)
-{
- struct snd_soc_codec *codec = dai->codec;
- u16 reg = snd_soc_read(codec, WM8961_ADDITIONAL_CONTROL_2);
-
- if (tristate)
- reg |= WM8961_TRIS;
- else
- reg &= ~WM8961_TRIS;
-
- return snd_soc_write(codec, WM8961_ADDITIONAL_CONTROL_2, reg);
-}
-
-static int wm8961_digital_mute(struct snd_soc_dai *dai, int mute)
-{
- struct snd_soc_codec *codec = dai->codec;
- u16 reg = snd_soc_read(codec, WM8961_ADC_DAC_CONTROL_1);
-
- if (mute)
- reg |= WM8961_DACMU;
- else
- reg &= ~WM8961_DACMU;
-
- msleep(17);
-
- return snd_soc_write(codec, WM8961_ADC_DAC_CONTROL_1, reg);
-}
-
-static int wm8961_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div)
-{
- struct snd_soc_codec *codec = dai->codec;
- u16 reg;
-
- switch (div_id) {
- case WM8961_BCLK:
- reg = snd_soc_read(codec, WM8961_CLOCKING2);
- reg &= ~WM8961_BCLKDIV_MASK;
- reg |= div;
- snd_soc_write(codec, WM8961_CLOCKING2, reg);
- break;
-
- case WM8961_LRCLK:
- reg = snd_soc_read(codec, WM8961_AUDIO_INTERFACE_2);
- reg &= ~WM8961_LRCLK_RATE_MASK;
- reg |= div;
- snd_soc_write(codec, WM8961_AUDIO_INTERFACE_2, reg);
- break;
-
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int wm8961_set_bias_level(struct snd_soc_codec *codec,
- enum snd_soc_bias_level level)
-{
- u16 reg;
-
- /* This is all slightly unusual since we have no bypass paths
- * and the output amplifier structure means we can just slam
- * the biases straight up rather than having to ramp them
- * slowly.
- */
- switch (level) {
- case SND_SOC_BIAS_ON:
- break;
-
- case SND_SOC_BIAS_PREPARE:
- if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) {
- /* Enable bias generation */
- reg = snd_soc_read(codec, WM8961_ANTI_POP);
- reg |= WM8961_BUFIOEN | WM8961_BUFDCOPEN;
- snd_soc_write(codec, WM8961_ANTI_POP, reg);
-
- /* VMID=2*50k, VREF */
- reg = snd_soc_read(codec, WM8961_PWR_MGMT_1);
- reg &= ~WM8961_VMIDSEL_MASK;
- reg |= (1 << WM8961_VMIDSEL_SHIFT) | WM8961_VREF;
- snd_soc_write(codec, WM8961_PWR_MGMT_1, reg);
- }
- break;
-
- case SND_SOC_BIAS_STANDBY:
- if (codec->dapm.bias_level == SND_SOC_BIAS_PREPARE) {
- /* VREF off */
- reg = snd_soc_read(codec, WM8961_PWR_MGMT_1);
- reg &= ~WM8961_VREF;
- snd_soc_write(codec, WM8961_PWR_MGMT_1, reg);
-
- /* Bias generation off */
- reg = snd_soc_read(codec, WM8961_ANTI_POP);
- reg &= ~(WM8961_BUFIOEN | WM8961_BUFDCOPEN);
- snd_soc_write(codec, WM8961_ANTI_POP, reg);
-
- /* VMID off */
- reg = snd_soc_read(codec, WM8961_PWR_MGMT_1);
- reg &= ~WM8961_VMIDSEL_MASK;
- snd_soc_write(codec, WM8961_PWR_MGMT_1, reg);
- }
- break;
-
- case SND_SOC_BIAS_OFF:
- break;
- }
-
- codec->dapm.bias_level = level;
-
- return 0;
-}
-
-
-#define WM8961_RATES SNDRV_PCM_RATE_8000_48000
-
-#define WM8961_FORMATS \
- (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
- SNDRV_PCM_FMTBIT_S24_LE)
-
-static const struct snd_soc_dai_ops wm8961_dai_ops = {
- .hw_params = wm8961_hw_params,
- .set_sysclk = wm8961_set_sysclk,
- .set_fmt = wm8961_set_fmt,
- .digital_mute = wm8961_digital_mute,
- .set_tristate = wm8961_set_tristate,
- .set_clkdiv = wm8961_set_clkdiv,
-};
-
-static struct snd_soc_dai_driver wm8961_dai = {
- .name = "wm8961-hifi",
- .playback = {
- .stream_name = "HiFi Playback",
- .channels_min = 1,
- .channels_max = 2,
- .rates = WM8961_RATES,
- .formats = WM8961_FORMATS,},
- .capture = {
- .stream_name = "HiFi Capture",
- .channels_min = 1,
- .channels_max = 2,
- .rates = WM8961_RATES,
- .formats = WM8961_FORMATS,},
- .ops = &wm8961_dai_ops,
-};
-
-static int wm8961_probe(struct snd_soc_codec *codec)
-{
- struct snd_soc_dapm_context *dapm = &codec->dapm;
- int ret = 0;
- u16 reg;
-
- ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_I2C);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
- return ret;
- }
-
- reg = snd_soc_read(codec, WM8961_SOFTWARE_RESET);
- if (reg != 0x1801) {
- dev_err(codec->dev, "Device is not a WM8961: ID=0x%x\n", reg);
- return -EINVAL;
- }
-
- /* This isn't volatile - readback doesn't correspond to write */
- codec->cache_bypass = 1;
- reg = snd_soc_read(codec, WM8961_RIGHT_INPUT_VOLUME);
- codec->cache_bypass = 0;
- dev_info(codec->dev, "WM8961 family %d revision %c\n",
- (reg & WM8961_DEVICE_ID_MASK) >> WM8961_DEVICE_ID_SHIFT,
- ((reg & WM8961_CHIP_REV_MASK) >> WM8961_CHIP_REV_SHIFT)
- + 'A');
-
- ret = wm8961_reset(codec);
- if (ret < 0) {
- dev_err(codec->dev, "Failed to issue reset\n");
- return ret;
- }
-
- /* Enable class W */
- reg = snd_soc_read(codec, WM8961_CHARGE_PUMP_B);
- reg |= WM8961_CP_DYN_PWR_MASK;
- snd_soc_write(codec, WM8961_CHARGE_PUMP_B, reg);
-
- /* Latch volume update bits (right channel only, we always
- * write both out) and default ZC on. */
- reg = snd_soc_read(codec, WM8961_ROUT1_VOLUME);
- snd_soc_write(codec, WM8961_ROUT1_VOLUME,
- reg | WM8961_LO1ZC | WM8961_OUT1VU);
- snd_soc_write(codec, WM8961_LOUT1_VOLUME, reg | WM8961_LO1ZC);
- reg = snd_soc_read(codec, WM8961_ROUT2_VOLUME);
- snd_soc_write(codec, WM8961_ROUT2_VOLUME,
- reg | WM8961_SPKRZC | WM8961_SPKVU);
- snd_soc_write(codec, WM8961_LOUT2_VOLUME, reg | WM8961_SPKLZC);
-
- reg = snd_soc_read(codec, WM8961_RIGHT_ADC_VOLUME);
- snd_soc_write(codec, WM8961_RIGHT_ADC_VOLUME, reg | WM8961_ADCVU);
- reg = snd_soc_read(codec, WM8961_RIGHT_INPUT_VOLUME);
- snd_soc_write(codec, WM8961_RIGHT_INPUT_VOLUME, reg | WM8961_IPVU);
-
- /* Use soft mute by default */
- reg = snd_soc_read(codec, WM8961_ADC_DAC_CONTROL_2);
- reg |= WM8961_DACSMM;
- snd_soc_write(codec, WM8961_ADC_DAC_CONTROL_2, reg);
-
- /* Use automatic clocking mode by default; for now this is all
- * we support.
- */
- reg = snd_soc_read(codec, WM8961_CLOCKING_3);
- reg &= ~WM8961_MANUAL_MODE;
- snd_soc_write(codec, WM8961_CLOCKING_3, reg);
-
- wm8961_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
- snd_soc_add_codec_controls(codec, wm8961_snd_controls,
- ARRAY_SIZE(wm8961_snd_controls));
- snd_soc_dapm_new_controls(dapm, wm8961_dapm_widgets,
- ARRAY_SIZE(wm8961_dapm_widgets));
- snd_soc_dapm_add_routes(dapm, audio_paths, ARRAY_SIZE(audio_paths));
-
- return 0;
-}
-
-static int wm8961_remove(struct snd_soc_codec *codec)
-{
- wm8961_set_bias_level(codec, SND_SOC_BIAS_OFF);
- return 0;
-}
-
-#ifdef CONFIG_PM
-static int wm8961_suspend(struct snd_soc_codec *codec)
-{
- wm8961_set_bias_level(codec, SND_SOC_BIAS_OFF);
-
- return 0;
-}
-
-static int wm8961_resume(struct snd_soc_codec *codec)
-{
- snd_soc_cache_sync(codec);
-
- wm8961_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
- return 0;
-}
-#else
-#define wm8961_suspend NULL
-#define wm8961_resume NULL
-#endif
-
-static struct snd_soc_codec_driver soc_codec_dev_wm8961 = {
- .probe = wm8961_probe,
- .remove = wm8961_remove,
- .suspend = wm8961_suspend,
- .resume = wm8961_resume,
- .set_bias_level = wm8961_set_bias_level,
- .reg_cache_size = ARRAY_SIZE(wm8961_reg_defaults),
- .reg_word_size = sizeof(u16),
- .reg_cache_default = wm8961_reg_defaults,
- .volatile_register = wm8961_volatile_register,
-};
-
-static __devinit int wm8961_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
-{
- struct wm8961_priv *wm8961;
- int ret;
-
- wm8961 = devm_kzalloc(&i2c->dev, sizeof(struct wm8961_priv),
- GFP_KERNEL);
- if (wm8961 == NULL)
- return -ENOMEM;
-
- i2c_set_clientdata(i2c, wm8961);
-
- ret = snd_soc_register_codec(&i2c->dev,
- &soc_codec_dev_wm8961, &wm8961_dai, 1);
-
- return ret;
-}
-
-static __devexit int wm8961_i2c_remove(struct i2c_client *client)
-{
- snd_soc_unregister_codec(&client->dev);
-
- return 0;
-}
-
-static const struct i2c_device_id wm8961_i2c_id[] = {
- { "wm8961", 0 },
- { }
-};
-MODULE_DEVICE_TABLE(i2c, wm8961_i2c_id);
-
-static struct i2c_driver wm8961_i2c_driver = {
- .driver = {
- .name = "wm8961",
- .owner = THIS_MODULE,
- },
- .probe = wm8961_i2c_probe,
- .remove = __devexit_p(wm8961_i2c_remove),
- .id_table = wm8961_i2c_id,
-};
-
-static int __init wm8961_modinit(void)
-{
- int ret = 0;
- ret = i2c_add_driver(&wm8961_i2c_driver);
- if (ret != 0) {
- printk(KERN_ERR "Failed to register wm8961 I2C driver: %d\n",
- ret);
- }
- return ret;
-}
-module_init(wm8961_modinit);
-
-static void __exit wm8961_exit(void)
-{
- i2c_del_driver(&wm8961_i2c_driver);
-}
-module_exit(wm8961_exit);
-
-MODULE_DESCRIPTION("ASoC WM8961 driver");
-MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
-MODULE_LICENSE("GPL");