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max98095.c
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// SPDX-License-Identifier: GPL-2.0-only
/*
* max98095.c -- MAX98095 ALSA SoC Audio driver
*
* Copyright 2011 Maxim Integrated Products
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/clk.h>
#include <linux/mutex.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 <linux/slab.h>
#include <asm/div64.h>
#include <sound/max98095.h>
#include <sound/jack.h>
#include "max98095.h"
enum max98095_type {
MAX98095,
};
struct max98095_cdata {
unsigned int rate;
unsigned int fmt;
int eq_sel;
int bq_sel;
};
struct max98095_priv {
struct regmap *regmap;
enum max98095_type devtype;
struct max98095_pdata *pdata;
struct clk *mclk;
unsigned int sysclk;
struct max98095_cdata dai[3];
const char **eq_texts;
const char **bq_texts;
struct soc_enum eq_enum;
struct soc_enum bq_enum;
int eq_textcnt;
int bq_textcnt;
u8 lin_state;
unsigned int mic1pre;
unsigned int mic2pre;
struct snd_soc_jack *headphone_jack;
struct snd_soc_jack *mic_jack;
struct mutex lock;
};
static const struct reg_default max98095_reg_def[] = {
{ 0xf, 0x00 }, /* 0F */
{ 0x10, 0x00 }, /* 10 */
{ 0x11, 0x00 }, /* 11 */
{ 0x12, 0x00 }, /* 12 */
{ 0x13, 0x00 }, /* 13 */
{ 0x14, 0x00 }, /* 14 */
{ 0x15, 0x00 }, /* 15 */
{ 0x16, 0x00 }, /* 16 */
{ 0x17, 0x00 }, /* 17 */
{ 0x18, 0x00 }, /* 18 */
{ 0x19, 0x00 }, /* 19 */
{ 0x1a, 0x00 }, /* 1A */
{ 0x1b, 0x00 }, /* 1B */
{ 0x1c, 0x00 }, /* 1C */
{ 0x1d, 0x00 }, /* 1D */
{ 0x1e, 0x00 }, /* 1E */
{ 0x1f, 0x00 }, /* 1F */
{ 0x20, 0x00 }, /* 20 */
{ 0x21, 0x00 }, /* 21 */
{ 0x22, 0x00 }, /* 22 */
{ 0x23, 0x00 }, /* 23 */
{ 0x24, 0x00 }, /* 24 */
{ 0x25, 0x00 }, /* 25 */
{ 0x26, 0x00 }, /* 26 */
{ 0x27, 0x00 }, /* 27 */
{ 0x28, 0x00 }, /* 28 */
{ 0x29, 0x00 }, /* 29 */
{ 0x2a, 0x00 }, /* 2A */
{ 0x2b, 0x00 }, /* 2B */
{ 0x2c, 0x00 }, /* 2C */
{ 0x2d, 0x00 }, /* 2D */
{ 0x2e, 0x00 }, /* 2E */
{ 0x2f, 0x00 }, /* 2F */
{ 0x30, 0x00 }, /* 30 */
{ 0x31, 0x00 }, /* 31 */
{ 0x32, 0x00 }, /* 32 */
{ 0x33, 0x00 }, /* 33 */
{ 0x34, 0x00 }, /* 34 */
{ 0x35, 0x00 }, /* 35 */
{ 0x36, 0x00 }, /* 36 */
{ 0x37, 0x00 }, /* 37 */
{ 0x38, 0x00 }, /* 38 */
{ 0x39, 0x00 }, /* 39 */
{ 0x3a, 0x00 }, /* 3A */
{ 0x3b, 0x00 }, /* 3B */
{ 0x3c, 0x00 }, /* 3C */
{ 0x3d, 0x00 }, /* 3D */
{ 0x3e, 0x00 }, /* 3E */
{ 0x3f, 0x00 }, /* 3F */
{ 0x40, 0x00 }, /* 40 */
{ 0x41, 0x00 }, /* 41 */
{ 0x42, 0x00 }, /* 42 */
{ 0x43, 0x00 }, /* 43 */
{ 0x44, 0x00 }, /* 44 */
{ 0x45, 0x00 }, /* 45 */
{ 0x46, 0x00 }, /* 46 */
{ 0x47, 0x00 }, /* 47 */
{ 0x48, 0x00 }, /* 48 */
{ 0x49, 0x00 }, /* 49 */
{ 0x4a, 0x00 }, /* 4A */
{ 0x4b, 0x00 }, /* 4B */
{ 0x4c, 0x00 }, /* 4C */
{ 0x4d, 0x00 }, /* 4D */
{ 0x4e, 0x00 }, /* 4E */
{ 0x4f, 0x00 }, /* 4F */
{ 0x50, 0x00 }, /* 50 */
{ 0x51, 0x00 }, /* 51 */
{ 0x52, 0x00 }, /* 52 */
{ 0x53, 0x00 }, /* 53 */
{ 0x54, 0x00 }, /* 54 */
{ 0x55, 0x00 }, /* 55 */
{ 0x56, 0x00 }, /* 56 */
{ 0x57, 0x00 }, /* 57 */
{ 0x58, 0x00 }, /* 58 */
{ 0x59, 0x00 }, /* 59 */
{ 0x5a, 0x00 }, /* 5A */
{ 0x5b, 0x00 }, /* 5B */
{ 0x5c, 0x00 }, /* 5C */
{ 0x5d, 0x00 }, /* 5D */
{ 0x5e, 0x00 }, /* 5E */
{ 0x5f, 0x00 }, /* 5F */
{ 0x60, 0x00 }, /* 60 */
{ 0x61, 0x00 }, /* 61 */
{ 0x62, 0x00 }, /* 62 */
{ 0x63, 0x00 }, /* 63 */
{ 0x64, 0x00 }, /* 64 */
{ 0x65, 0x00 }, /* 65 */
{ 0x66, 0x00 }, /* 66 */
{ 0x67, 0x00 }, /* 67 */
{ 0x68, 0x00 }, /* 68 */
{ 0x69, 0x00 }, /* 69 */
{ 0x6a, 0x00 }, /* 6A */
{ 0x6b, 0x00 }, /* 6B */
{ 0x6c, 0x00 }, /* 6C */
{ 0x6d, 0x00 }, /* 6D */
{ 0x6e, 0x00 }, /* 6E */
{ 0x6f, 0x00 }, /* 6F */
{ 0x70, 0x00 }, /* 70 */
{ 0x71, 0x00 }, /* 71 */
{ 0x72, 0x00 }, /* 72 */
{ 0x73, 0x00 }, /* 73 */
{ 0x74, 0x00 }, /* 74 */
{ 0x75, 0x00 }, /* 75 */
{ 0x76, 0x00 }, /* 76 */
{ 0x77, 0x00 }, /* 77 */
{ 0x78, 0x00 }, /* 78 */
{ 0x79, 0x00 }, /* 79 */
{ 0x7a, 0x00 }, /* 7A */
{ 0x7b, 0x00 }, /* 7B */
{ 0x7c, 0x00 }, /* 7C */
{ 0x7d, 0x00 }, /* 7D */
{ 0x7e, 0x00 }, /* 7E */
{ 0x7f, 0x00 }, /* 7F */
{ 0x80, 0x00 }, /* 80 */
{ 0x81, 0x00 }, /* 81 */
{ 0x82, 0x00 }, /* 82 */
{ 0x83, 0x00 }, /* 83 */
{ 0x84, 0x00 }, /* 84 */
{ 0x85, 0x00 }, /* 85 */
{ 0x86, 0x00 }, /* 86 */
{ 0x87, 0x00 }, /* 87 */
{ 0x88, 0x00 }, /* 88 */
{ 0x89, 0x00 }, /* 89 */
{ 0x8a, 0x00 }, /* 8A */
{ 0x8b, 0x00 }, /* 8B */
{ 0x8c, 0x00 }, /* 8C */
{ 0x8d, 0x00 }, /* 8D */
{ 0x8e, 0x00 }, /* 8E */
{ 0x8f, 0x00 }, /* 8F */
{ 0x90, 0x00 }, /* 90 */
{ 0x91, 0x00 }, /* 91 */
{ 0x92, 0x30 }, /* 92 */
{ 0x93, 0xF0 }, /* 93 */
{ 0x94, 0x00 }, /* 94 */
{ 0x95, 0x00 }, /* 95 */
{ 0x96, 0x3F }, /* 96 */
{ 0x97, 0x00 }, /* 97 */
{ 0xff, 0x00 }, /* FF */
};
static bool max98095_readable(struct device *dev, unsigned int reg)
{
switch (reg) {
case M98095_001_HOST_INT_STS ... M98095_097_PWR_SYS:
case M98095_0FF_REV_ID:
return true;
default:
return false;
}
}
static bool max98095_writeable(struct device *dev, unsigned int reg)
{
switch (reg) {
case M98095_00F_HOST_CFG ... M98095_097_PWR_SYS:
return true;
default:
return false;
}
}
static bool max98095_volatile(struct device *dev, unsigned int reg)
{
switch (reg) {
case M98095_000_HOST_DATA ... M98095_00E_TEMP_SENSOR_STS:
case M98095_REG_MAX_CACHED + 1 ... M98095_0FF_REV_ID:
return true;
default:
return false;
}
}
static const struct regmap_config max98095_regmap = {
.reg_bits = 8,
.val_bits = 8,
.reg_defaults = max98095_reg_def,
.num_reg_defaults = ARRAY_SIZE(max98095_reg_def),
.max_register = M98095_0FF_REV_ID,
.cache_type = REGCACHE_RBTREE,
.readable_reg = max98095_readable,
.writeable_reg = max98095_writeable,
.volatile_reg = max98095_volatile,
};
/*
* Load equalizer DSP coefficient configurations registers
*/
static void m98095_eq_band(struct snd_soc_component *component, unsigned int dai,
unsigned int band, u16 *coefs)
{
unsigned int eq_reg;
unsigned int i;
if (WARN_ON(band > 4) ||
WARN_ON(dai > 1))
return;
/* Load the base register address */
eq_reg = dai ? M98095_142_DAI2_EQ_BASE : M98095_110_DAI1_EQ_BASE;
/* Add the band address offset, note adjustment for word address */
eq_reg += band * (M98095_COEFS_PER_BAND << 1);
/* Step through the registers and coefs */
for (i = 0; i < M98095_COEFS_PER_BAND; i++) {
snd_soc_component_write(component, eq_reg++, M98095_BYTE1(coefs[i]));
snd_soc_component_write(component, eq_reg++, M98095_BYTE0(coefs[i]));
}
}
/*
* Load biquad filter coefficient configurations registers
*/
static void m98095_biquad_band(struct snd_soc_component *component, unsigned int dai,
unsigned int band, u16 *coefs)
{
unsigned int bq_reg;
unsigned int i;
if (WARN_ON(band > 1) ||
WARN_ON(dai > 1))
return;
/* Load the base register address */
bq_reg = dai ? M98095_17E_DAI2_BQ_BASE : M98095_174_DAI1_BQ_BASE;
/* Add the band address offset, note adjustment for word address */
bq_reg += band * (M98095_COEFS_PER_BAND << 1);
/* Step through the registers and coefs */
for (i = 0; i < M98095_COEFS_PER_BAND; i++) {
snd_soc_component_write(component, bq_reg++, M98095_BYTE1(coefs[i]));
snd_soc_component_write(component, bq_reg++, M98095_BYTE0(coefs[i]));
}
}
static const char * const max98095_fltr_mode[] = { "Voice", "Music" };
static SOC_ENUM_SINGLE_DECL(max98095_dai1_filter_mode_enum,
M98095_02E_DAI1_FILTERS, 7,
max98095_fltr_mode);
static SOC_ENUM_SINGLE_DECL(max98095_dai2_filter_mode_enum,
M98095_038_DAI2_FILTERS, 7,
max98095_fltr_mode);
static const char * const max98095_extmic_text[] = { "None", "MIC1", "MIC2" };
static SOC_ENUM_SINGLE_DECL(max98095_extmic_enum,
M98095_087_CFG_MIC, 0,
max98095_extmic_text);
static const struct snd_kcontrol_new max98095_extmic_mux =
SOC_DAPM_ENUM("External MIC Mux", max98095_extmic_enum);
static const char * const max98095_linein_text[] = { "INA", "INB" };
static SOC_ENUM_SINGLE_DECL(max98095_linein_enum,
M98095_086_CFG_LINE, 6,
max98095_linein_text);
static const struct snd_kcontrol_new max98095_linein_mux =
SOC_DAPM_ENUM("Linein Input Mux", max98095_linein_enum);
static const char * const max98095_line_mode_text[] = {
"Stereo", "Differential"};
static SOC_ENUM_SINGLE_DECL(max98095_linein_mode_enum,
M98095_086_CFG_LINE, 7,
max98095_line_mode_text);
static SOC_ENUM_SINGLE_DECL(max98095_lineout_mode_enum,
M98095_086_CFG_LINE, 4,
max98095_line_mode_text);
static const char * const max98095_dai_fltr[] = {
"Off", "Elliptical-HPF-16k", "Butterworth-HPF-16k",
"Elliptical-HPF-8k", "Butterworth-HPF-8k", "Butterworth-HPF-Fs/240"};
static SOC_ENUM_SINGLE_DECL(max98095_dai1_dac_filter_enum,
M98095_02E_DAI1_FILTERS, 0,
max98095_dai_fltr);
static SOC_ENUM_SINGLE_DECL(max98095_dai2_dac_filter_enum,
M98095_038_DAI2_FILTERS, 0,
max98095_dai_fltr);
static SOC_ENUM_SINGLE_DECL(max98095_dai3_dac_filter_enum,
M98095_042_DAI3_FILTERS, 0,
max98095_dai_fltr);
static int max98095_mic1pre_set(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
unsigned int sel = ucontrol->value.integer.value[0];
max98095->mic1pre = sel;
snd_soc_component_update_bits(component, M98095_05F_LVL_MIC1, M98095_MICPRE_MASK,
(1+sel)<<M98095_MICPRE_SHIFT);
return 0;
}
static int max98095_mic1pre_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
ucontrol->value.integer.value[0] = max98095->mic1pre;
return 0;
}
static int max98095_mic2pre_set(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
unsigned int sel = ucontrol->value.integer.value[0];
max98095->mic2pre = sel;
snd_soc_component_update_bits(component, M98095_060_LVL_MIC2, M98095_MICPRE_MASK,
(1+sel)<<M98095_MICPRE_SHIFT);
return 0;
}
static int max98095_mic2pre_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
ucontrol->value.integer.value[0] = max98095->mic2pre;
return 0;
}
static const DECLARE_TLV_DB_RANGE(max98095_micboost_tlv,
0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0),
2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0)
);
static const DECLARE_TLV_DB_SCALE(max98095_mic_tlv, 0, 100, 0);
static const DECLARE_TLV_DB_SCALE(max98095_adc_tlv, -1200, 100, 0);
static const DECLARE_TLV_DB_SCALE(max98095_adcboost_tlv, 0, 600, 0);
static const DECLARE_TLV_DB_RANGE(max98095_hp_tlv,
0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0),
7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0),
15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0),
22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0),
28, 31, TLV_DB_SCALE_ITEM(150, 50, 0)
);
static const DECLARE_TLV_DB_RANGE(max98095_spk_tlv,
0, 10, TLV_DB_SCALE_ITEM(-5900, 400, 0),
11, 18, TLV_DB_SCALE_ITEM(-1700, 200, 0),
19, 27, TLV_DB_SCALE_ITEM(-200, 100, 0),
28, 39, TLV_DB_SCALE_ITEM(650, 50, 0)
);
static const DECLARE_TLV_DB_RANGE(max98095_rcv_lout_tlv,
0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0),
7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0),
15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0),
22, 27, TLV_DB_SCALE_ITEM(100, 100, 0),
28, 31, TLV_DB_SCALE_ITEM(650, 50, 0)
);
static const DECLARE_TLV_DB_RANGE(max98095_lin_tlv,
0, 2, TLV_DB_SCALE_ITEM(-600, 300, 0),
3, 3, TLV_DB_SCALE_ITEM(300, 1100, 0),
4, 5, TLV_DB_SCALE_ITEM(1400, 600, 0)
);
static const struct snd_kcontrol_new max98095_snd_controls[] = {
SOC_DOUBLE_R_TLV("Headphone Volume", M98095_064_LVL_HP_L,
M98095_065_LVL_HP_R, 0, 31, 0, max98095_hp_tlv),
SOC_DOUBLE_R_TLV("Speaker Volume", M98095_067_LVL_SPK_L,
M98095_068_LVL_SPK_R, 0, 39, 0, max98095_spk_tlv),
SOC_SINGLE_TLV("Receiver Volume", M98095_066_LVL_RCV,
0, 31, 0, max98095_rcv_lout_tlv),
SOC_DOUBLE_R_TLV("Lineout Volume", M98095_062_LVL_LINEOUT1,
M98095_063_LVL_LINEOUT2, 0, 31, 0, max98095_rcv_lout_tlv),
SOC_DOUBLE_R("Headphone Switch", M98095_064_LVL_HP_L,
M98095_065_LVL_HP_R, 7, 1, 1),
SOC_DOUBLE_R("Speaker Switch", M98095_067_LVL_SPK_L,
M98095_068_LVL_SPK_R, 7, 1, 1),
SOC_SINGLE("Receiver Switch", M98095_066_LVL_RCV, 7, 1, 1),
SOC_DOUBLE_R("Lineout Switch", M98095_062_LVL_LINEOUT1,
M98095_063_LVL_LINEOUT2, 7, 1, 1),
SOC_SINGLE_TLV("MIC1 Volume", M98095_05F_LVL_MIC1, 0, 20, 1,
max98095_mic_tlv),
SOC_SINGLE_TLV("MIC2 Volume", M98095_060_LVL_MIC2, 0, 20, 1,
max98095_mic_tlv),
SOC_SINGLE_EXT_TLV("MIC1 Boost Volume",
M98095_05F_LVL_MIC1, 5, 2, 0,
max98095_mic1pre_get, max98095_mic1pre_set,
max98095_micboost_tlv),
SOC_SINGLE_EXT_TLV("MIC2 Boost Volume",
M98095_060_LVL_MIC2, 5, 2, 0,
max98095_mic2pre_get, max98095_mic2pre_set,
max98095_micboost_tlv),
SOC_SINGLE_TLV("Linein Volume", M98095_061_LVL_LINEIN, 0, 5, 1,
max98095_lin_tlv),
SOC_SINGLE_TLV("ADCL Volume", M98095_05D_LVL_ADC_L, 0, 15, 1,
max98095_adc_tlv),
SOC_SINGLE_TLV("ADCR Volume", M98095_05E_LVL_ADC_R, 0, 15, 1,
max98095_adc_tlv),
SOC_SINGLE_TLV("ADCL Boost Volume", M98095_05D_LVL_ADC_L, 4, 3, 0,
max98095_adcboost_tlv),
SOC_SINGLE_TLV("ADCR Boost Volume", M98095_05E_LVL_ADC_R, 4, 3, 0,
max98095_adcboost_tlv),
SOC_SINGLE("EQ1 Switch", M98095_088_CFG_LEVEL, 0, 1, 0),
SOC_SINGLE("EQ2 Switch", M98095_088_CFG_LEVEL, 1, 1, 0),
SOC_SINGLE("Biquad1 Switch", M98095_088_CFG_LEVEL, 2, 1, 0),
SOC_SINGLE("Biquad2 Switch", M98095_088_CFG_LEVEL, 3, 1, 0),
SOC_ENUM("DAI1 Filter Mode", max98095_dai1_filter_mode_enum),
SOC_ENUM("DAI2 Filter Mode", max98095_dai2_filter_mode_enum),
SOC_ENUM("DAI1 DAC Filter", max98095_dai1_dac_filter_enum),
SOC_ENUM("DAI2 DAC Filter", max98095_dai2_dac_filter_enum),
SOC_ENUM("DAI3 DAC Filter", max98095_dai3_dac_filter_enum),
SOC_ENUM("Linein Mode", max98095_linein_mode_enum),
SOC_ENUM("Lineout Mode", max98095_lineout_mode_enum),
};
/* Left speaker mixer switch */
static const struct snd_kcontrol_new max98095_left_speaker_mixer_controls[] = {
SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_050_MIX_SPK_LEFT, 0, 1, 0),
SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_050_MIX_SPK_LEFT, 6, 1, 0),
SOC_DAPM_SINGLE("Mono DAC2 Switch", M98095_050_MIX_SPK_LEFT, 3, 1, 0),
SOC_DAPM_SINGLE("Mono DAC3 Switch", M98095_050_MIX_SPK_LEFT, 3, 1, 0),
SOC_DAPM_SINGLE("MIC1 Switch", M98095_050_MIX_SPK_LEFT, 4, 1, 0),
SOC_DAPM_SINGLE("MIC2 Switch", M98095_050_MIX_SPK_LEFT, 5, 1, 0),
SOC_DAPM_SINGLE("IN1 Switch", M98095_050_MIX_SPK_LEFT, 1, 1, 0),
SOC_DAPM_SINGLE("IN2 Switch", M98095_050_MIX_SPK_LEFT, 2, 1, 0),
};
/* Right speaker mixer switch */
static const struct snd_kcontrol_new max98095_right_speaker_mixer_controls[] = {
SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_051_MIX_SPK_RIGHT, 6, 1, 0),
SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_051_MIX_SPK_RIGHT, 0, 1, 0),
SOC_DAPM_SINGLE("Mono DAC2 Switch", M98095_051_MIX_SPK_RIGHT, 3, 1, 0),
SOC_DAPM_SINGLE("Mono DAC3 Switch", M98095_051_MIX_SPK_RIGHT, 3, 1, 0),
SOC_DAPM_SINGLE("MIC1 Switch", M98095_051_MIX_SPK_RIGHT, 5, 1, 0),
SOC_DAPM_SINGLE("MIC2 Switch", M98095_051_MIX_SPK_RIGHT, 4, 1, 0),
SOC_DAPM_SINGLE("IN1 Switch", M98095_051_MIX_SPK_RIGHT, 1, 1, 0),
SOC_DAPM_SINGLE("IN2 Switch", M98095_051_MIX_SPK_RIGHT, 2, 1, 0),
};
/* Left headphone mixer switch */
static const struct snd_kcontrol_new max98095_left_hp_mixer_controls[] = {
SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_04C_MIX_HP_LEFT, 0, 1, 0),
SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_04C_MIX_HP_LEFT, 5, 1, 0),
SOC_DAPM_SINGLE("MIC1 Switch", M98095_04C_MIX_HP_LEFT, 3, 1, 0),
SOC_DAPM_SINGLE("MIC2 Switch", M98095_04C_MIX_HP_LEFT, 4, 1, 0),
SOC_DAPM_SINGLE("IN1 Switch", M98095_04C_MIX_HP_LEFT, 1, 1, 0),
SOC_DAPM_SINGLE("IN2 Switch", M98095_04C_MIX_HP_LEFT, 2, 1, 0),
};
/* Right headphone mixer switch */
static const struct snd_kcontrol_new max98095_right_hp_mixer_controls[] = {
SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_04D_MIX_HP_RIGHT, 5, 1, 0),
SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_04D_MIX_HP_RIGHT, 0, 1, 0),
SOC_DAPM_SINGLE("MIC1 Switch", M98095_04D_MIX_HP_RIGHT, 3, 1, 0),
SOC_DAPM_SINGLE("MIC2 Switch", M98095_04D_MIX_HP_RIGHT, 4, 1, 0),
SOC_DAPM_SINGLE("IN1 Switch", M98095_04D_MIX_HP_RIGHT, 1, 1, 0),
SOC_DAPM_SINGLE("IN2 Switch", M98095_04D_MIX_HP_RIGHT, 2, 1, 0),
};
/* Receiver earpiece mixer switch */
static const struct snd_kcontrol_new max98095_mono_rcv_mixer_controls[] = {
SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_04F_MIX_RCV, 0, 1, 0),
SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_04F_MIX_RCV, 5, 1, 0),
SOC_DAPM_SINGLE("MIC1 Switch", M98095_04F_MIX_RCV, 3, 1, 0),
SOC_DAPM_SINGLE("MIC2 Switch", M98095_04F_MIX_RCV, 4, 1, 0),
SOC_DAPM_SINGLE("IN1 Switch", M98095_04F_MIX_RCV, 1, 1, 0),
SOC_DAPM_SINGLE("IN2 Switch", M98095_04F_MIX_RCV, 2, 1, 0),
};
/* Left lineout mixer switch */
static const struct snd_kcontrol_new max98095_left_lineout_mixer_controls[] = {
SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_053_MIX_LINEOUT1, 5, 1, 0),
SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_053_MIX_LINEOUT1, 0, 1, 0),
SOC_DAPM_SINGLE("MIC1 Switch", M98095_053_MIX_LINEOUT1, 3, 1, 0),
SOC_DAPM_SINGLE("MIC2 Switch", M98095_053_MIX_LINEOUT1, 4, 1, 0),
SOC_DAPM_SINGLE("IN1 Switch", M98095_053_MIX_LINEOUT1, 1, 1, 0),
SOC_DAPM_SINGLE("IN2 Switch", M98095_053_MIX_LINEOUT1, 2, 1, 0),
};
/* Right lineout mixer switch */
static const struct snd_kcontrol_new max98095_right_lineout_mixer_controls[] = {
SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_054_MIX_LINEOUT2, 0, 1, 0),
SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_054_MIX_LINEOUT2, 5, 1, 0),
SOC_DAPM_SINGLE("MIC1 Switch", M98095_054_MIX_LINEOUT2, 3, 1, 0),
SOC_DAPM_SINGLE("MIC2 Switch", M98095_054_MIX_LINEOUT2, 4, 1, 0),
SOC_DAPM_SINGLE("IN1 Switch", M98095_054_MIX_LINEOUT2, 1, 1, 0),
SOC_DAPM_SINGLE("IN2 Switch", M98095_054_MIX_LINEOUT2, 2, 1, 0),
};
/* Left ADC mixer switch */
static const struct snd_kcontrol_new max98095_left_ADC_mixer_controls[] = {
SOC_DAPM_SINGLE("MIC1 Switch", M98095_04A_MIX_ADC_LEFT, 7, 1, 0),
SOC_DAPM_SINGLE("MIC2 Switch", M98095_04A_MIX_ADC_LEFT, 6, 1, 0),
SOC_DAPM_SINGLE("IN1 Switch", M98095_04A_MIX_ADC_LEFT, 3, 1, 0),
SOC_DAPM_SINGLE("IN2 Switch", M98095_04A_MIX_ADC_LEFT, 2, 1, 0),
};
/* Right ADC mixer switch */
static const struct snd_kcontrol_new max98095_right_ADC_mixer_controls[] = {
SOC_DAPM_SINGLE("MIC1 Switch", M98095_04B_MIX_ADC_RIGHT, 7, 1, 0),
SOC_DAPM_SINGLE("MIC2 Switch", M98095_04B_MIX_ADC_RIGHT, 6, 1, 0),
SOC_DAPM_SINGLE("IN1 Switch", M98095_04B_MIX_ADC_RIGHT, 3, 1, 0),
SOC_DAPM_SINGLE("IN2 Switch", M98095_04B_MIX_ADC_RIGHT, 2, 1, 0),
};
static int max98095_mic_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
if (w->reg == M98095_05F_LVL_MIC1) {
snd_soc_component_update_bits(component, w->reg, M98095_MICPRE_MASK,
(1+max98095->mic1pre)<<M98095_MICPRE_SHIFT);
} else {
snd_soc_component_update_bits(component, w->reg, M98095_MICPRE_MASK,
(1+max98095->mic2pre)<<M98095_MICPRE_SHIFT);
}
break;
case SND_SOC_DAPM_POST_PMD:
snd_soc_component_update_bits(component, w->reg, M98095_MICPRE_MASK, 0);
break;
default:
return -EINVAL;
}
return 0;
}
/*
* The line inputs are stereo inputs with the left and right
* channels sharing a common PGA power control signal.
*/
static int max98095_line_pga(struct snd_soc_dapm_widget *w,
int event, u8 channel)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
u8 *state;
if (WARN_ON(!(channel == 1 || channel == 2)))
return -EINVAL;
state = &max98095->lin_state;
switch (event) {
case SND_SOC_DAPM_POST_PMU:
*state |= channel;
snd_soc_component_update_bits(component, w->reg,
(1 << w->shift), (1 << w->shift));
break;
case SND_SOC_DAPM_POST_PMD:
*state &= ~channel;
if (*state == 0) {
snd_soc_component_update_bits(component, w->reg,
(1 << w->shift), 0);
}
break;
default:
return -EINVAL;
}
return 0;
}
static int max98095_pga_in1_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
return max98095_line_pga(w, event, 1);
}
static int max98095_pga_in2_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
return max98095_line_pga(w, event, 2);
}
/*
* The stereo line out mixer outputs to two stereo line outs.
* The 2nd pair has a separate set of enables.
*/
static int max98095_lineout_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
snd_soc_component_update_bits(component, w->reg,
(1 << (w->shift+2)), (1 << (w->shift+2)));
break;
case SND_SOC_DAPM_POST_PMD:
snd_soc_component_update_bits(component, w->reg,
(1 << (w->shift+2)), 0);
break;
default:
return -EINVAL;
}
return 0;
}
static const struct snd_soc_dapm_widget max98095_dapm_widgets[] = {
SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", M98095_090_PWR_EN_IN, 0, 0),
SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", M98095_090_PWR_EN_IN, 1, 0),
SND_SOC_DAPM_DAC("DACL1", "HiFi Playback",
M98095_091_PWR_EN_OUT, 0, 0),
SND_SOC_DAPM_DAC("DACR1", "HiFi Playback",
M98095_091_PWR_EN_OUT, 1, 0),
SND_SOC_DAPM_DAC("DACM2", "Aux Playback",
M98095_091_PWR_EN_OUT, 2, 0),
SND_SOC_DAPM_DAC("DACM3", "Voice Playback",
M98095_091_PWR_EN_OUT, 2, 0),
SND_SOC_DAPM_PGA("HP Left Out", M98095_091_PWR_EN_OUT,
6, 0, NULL, 0),
SND_SOC_DAPM_PGA("HP Right Out", M98095_091_PWR_EN_OUT,
7, 0, NULL, 0),
SND_SOC_DAPM_PGA("SPK Left Out", M98095_091_PWR_EN_OUT,
4, 0, NULL, 0),
SND_SOC_DAPM_PGA("SPK Right Out", M98095_091_PWR_EN_OUT,
5, 0, NULL, 0),
SND_SOC_DAPM_PGA("RCV Mono Out", M98095_091_PWR_EN_OUT,
3, 0, NULL, 0),
SND_SOC_DAPM_PGA_E("LINE Left Out", M98095_092_PWR_EN_OUT,
0, 0, NULL, 0, max98095_lineout_event, SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_PGA_E("LINE Right Out", M98095_092_PWR_EN_OUT,
1, 0, NULL, 0, max98095_lineout_event, SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_MUX("External MIC", SND_SOC_NOPM, 0, 0,
&max98095_extmic_mux),
SND_SOC_DAPM_MUX("Linein Mux", SND_SOC_NOPM, 0, 0,
&max98095_linein_mux),
SND_SOC_DAPM_MIXER("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
&max98095_left_hp_mixer_controls[0],
ARRAY_SIZE(max98095_left_hp_mixer_controls)),
SND_SOC_DAPM_MIXER("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
&max98095_right_hp_mixer_controls[0],
ARRAY_SIZE(max98095_right_hp_mixer_controls)),
SND_SOC_DAPM_MIXER("Left Speaker Mixer", SND_SOC_NOPM, 0, 0,
&max98095_left_speaker_mixer_controls[0],
ARRAY_SIZE(max98095_left_speaker_mixer_controls)),
SND_SOC_DAPM_MIXER("Right Speaker Mixer", SND_SOC_NOPM, 0, 0,
&max98095_right_speaker_mixer_controls[0],
ARRAY_SIZE(max98095_right_speaker_mixer_controls)),
SND_SOC_DAPM_MIXER("Receiver Mixer", SND_SOC_NOPM, 0, 0,
&max98095_mono_rcv_mixer_controls[0],
ARRAY_SIZE(max98095_mono_rcv_mixer_controls)),
SND_SOC_DAPM_MIXER("Left Lineout Mixer", SND_SOC_NOPM, 0, 0,
&max98095_left_lineout_mixer_controls[0],
ARRAY_SIZE(max98095_left_lineout_mixer_controls)),
SND_SOC_DAPM_MIXER("Right Lineout Mixer", SND_SOC_NOPM, 0, 0,
&max98095_right_lineout_mixer_controls[0],
ARRAY_SIZE(max98095_right_lineout_mixer_controls)),
SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
&max98095_left_ADC_mixer_controls[0],
ARRAY_SIZE(max98095_left_ADC_mixer_controls)),
SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
&max98095_right_ADC_mixer_controls[0],
ARRAY_SIZE(max98095_right_ADC_mixer_controls)),
SND_SOC_DAPM_PGA_E("MIC1 Input", M98095_05F_LVL_MIC1,
5, 0, NULL, 0, max98095_mic_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_PGA_E("MIC2 Input", M98095_060_LVL_MIC2,
5, 0, NULL, 0, max98095_mic_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_PGA_E("IN1 Input", M98095_090_PWR_EN_IN,
7, 0, NULL, 0, max98095_pga_in1_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_PGA_E("IN2 Input", M98095_090_PWR_EN_IN,
7, 0, NULL, 0, max98095_pga_in2_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_MICBIAS("MICBIAS1", M98095_090_PWR_EN_IN, 2, 0),
SND_SOC_DAPM_MICBIAS("MICBIAS2", M98095_090_PWR_EN_IN, 3, 0),
SND_SOC_DAPM_OUTPUT("HPL"),
SND_SOC_DAPM_OUTPUT("HPR"),
SND_SOC_DAPM_OUTPUT("SPKL"),
SND_SOC_DAPM_OUTPUT("SPKR"),
SND_SOC_DAPM_OUTPUT("RCV"),
SND_SOC_DAPM_OUTPUT("OUT1"),
SND_SOC_DAPM_OUTPUT("OUT2"),
SND_SOC_DAPM_OUTPUT("OUT3"),
SND_SOC_DAPM_OUTPUT("OUT4"),
SND_SOC_DAPM_INPUT("MIC1"),
SND_SOC_DAPM_INPUT("MIC2"),
SND_SOC_DAPM_INPUT("INA1"),
SND_SOC_DAPM_INPUT("INA2"),
SND_SOC_DAPM_INPUT("INB1"),
SND_SOC_DAPM_INPUT("INB2"),
};
static const struct snd_soc_dapm_route max98095_audio_map[] = {
/* Left headphone output mixer */
{"Left Headphone Mixer", "Left DAC1 Switch", "DACL1"},
{"Left Headphone Mixer", "Right DAC1 Switch", "DACR1"},
{"Left Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
{"Left Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
{"Left Headphone Mixer", "IN1 Switch", "IN1 Input"},
{"Left Headphone Mixer", "IN2 Switch", "IN2 Input"},
/* Right headphone output mixer */
{"Right Headphone Mixer", "Left DAC1 Switch", "DACL1"},
{"Right Headphone Mixer", "Right DAC1 Switch", "DACR1"},
{"Right Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
{"Right Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
{"Right Headphone Mixer", "IN1 Switch", "IN1 Input"},
{"Right Headphone Mixer", "IN2 Switch", "IN2 Input"},
/* Left speaker output mixer */
{"Left Speaker Mixer", "Left DAC1 Switch", "DACL1"},
{"Left Speaker Mixer", "Right DAC1 Switch", "DACR1"},
{"Left Speaker Mixer", "Mono DAC2 Switch", "DACM2"},
{"Left Speaker Mixer", "Mono DAC3 Switch", "DACM3"},
{"Left Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
{"Left Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
{"Left Speaker Mixer", "IN1 Switch", "IN1 Input"},
{"Left Speaker Mixer", "IN2 Switch", "IN2 Input"},
/* Right speaker output mixer */
{"Right Speaker Mixer", "Left DAC1 Switch", "DACL1"},
{"Right Speaker Mixer", "Right DAC1 Switch", "DACR1"},
{"Right Speaker Mixer", "Mono DAC2 Switch", "DACM2"},
{"Right Speaker Mixer", "Mono DAC3 Switch", "DACM3"},
{"Right Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
{"Right Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
{"Right Speaker Mixer", "IN1 Switch", "IN1 Input"},
{"Right Speaker Mixer", "IN2 Switch", "IN2 Input"},
/* Earpiece/Receiver output mixer */
{"Receiver Mixer", "Left DAC1 Switch", "DACL1"},
{"Receiver Mixer", "Right DAC1 Switch", "DACR1"},
{"Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
{"Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
{"Receiver Mixer", "IN1 Switch", "IN1 Input"},
{"Receiver Mixer", "IN2 Switch", "IN2 Input"},
/* Left Lineout output mixer */
{"Left Lineout Mixer", "Left DAC1 Switch", "DACL1"},
{"Left Lineout Mixer", "Right DAC1 Switch", "DACR1"},
{"Left Lineout Mixer", "MIC1 Switch", "MIC1 Input"},
{"Left Lineout Mixer", "MIC2 Switch", "MIC2 Input"},
{"Left Lineout Mixer", "IN1 Switch", "IN1 Input"},
{"Left Lineout Mixer", "IN2 Switch", "IN2 Input"},
/* Right lineout output mixer */
{"Right Lineout Mixer", "Left DAC1 Switch", "DACL1"},
{"Right Lineout Mixer", "Right DAC1 Switch", "DACR1"},
{"Right Lineout Mixer", "MIC1 Switch", "MIC1 Input"},
{"Right Lineout Mixer", "MIC2 Switch", "MIC2 Input"},
{"Right Lineout Mixer", "IN1 Switch", "IN1 Input"},
{"Right Lineout Mixer", "IN2 Switch", "IN2 Input"},
{"HP Left Out", NULL, "Left Headphone Mixer"},
{"HP Right Out", NULL, "Right Headphone Mixer"},
{"SPK Left Out", NULL, "Left Speaker Mixer"},
{"SPK Right Out", NULL, "Right Speaker Mixer"},
{"RCV Mono Out", NULL, "Receiver Mixer"},
{"LINE Left Out", NULL, "Left Lineout Mixer"},
{"LINE Right Out", NULL, "Right Lineout Mixer"},
{"HPL", NULL, "HP Left Out"},
{"HPR", NULL, "HP Right Out"},
{"SPKL", NULL, "SPK Left Out"},
{"SPKR", NULL, "SPK Right Out"},
{"RCV", NULL, "RCV Mono Out"},
{"OUT1", NULL, "LINE Left Out"},
{"OUT2", NULL, "LINE Right Out"},
{"OUT3", NULL, "LINE Left Out"},
{"OUT4", NULL, "LINE Right Out"},
/* Left ADC input mixer */
{"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
{"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
{"Left ADC Mixer", "IN1 Switch", "IN1 Input"},
{"Left ADC Mixer", "IN2 Switch", "IN2 Input"},
/* Right ADC input mixer */
{"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
{"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
{"Right ADC Mixer", "IN1 Switch", "IN1 Input"},
{"Right ADC Mixer", "IN2 Switch", "IN2 Input"},
/* Inputs */
{"ADCL", NULL, "Left ADC Mixer"},
{"ADCR", NULL, "Right ADC Mixer"},
{"IN1 Input", NULL, "INA1"},
{"IN2 Input", NULL, "INA2"},
{"MIC1 Input", NULL, "MIC1"},
{"MIC2 Input", NULL, "MIC2"},
};
/* codec mclk clock divider coefficients */
static const struct {
u32 rate;
u8 sr;
} rate_table[] = {
{8000, 0x01},
{11025, 0x02},
{16000, 0x03},
{22050, 0x04},
{24000, 0x05},
{32000, 0x06},
{44100, 0x07},
{48000, 0x08},
{88200, 0x09},
{96000, 0x0A},
};
static int rate_value(int rate, u8 *value)
{
int i;
for (i = 0; i < ARRAY_SIZE(rate_table); i++) {
if (rate_table[i].rate >= rate) {
*value = rate_table[i].sr;
return 0;
}
}
*value = rate_table[0].sr;
return -EINVAL;
}
static int max98095_dai1_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
struct max98095_cdata *cdata;
unsigned long long ni;
unsigned int rate;
u8 regval;
cdata = &max98095->dai[0];
rate = params_rate(params);
switch (params_width(params)) {
case 16:
snd_soc_component_update_bits(component, M98095_02A_DAI1_FORMAT,
M98095_DAI_WS, 0);
break;
case 24:
snd_soc_component_update_bits(component, M98095_02A_DAI1_FORMAT,
M98095_DAI_WS, M98095_DAI_WS);
break;
default:
return -EINVAL;
}
if (rate_value(rate, ®val))
return -EINVAL;
snd_soc_component_update_bits(component, M98095_027_DAI1_CLKMODE,
M98095_CLKMODE_MASK, regval);
cdata->rate = rate;
/* Configure NI when operating as master */
if (snd_soc_component_read(component, M98095_02A_DAI1_FORMAT) & M98095_DAI_MAS) {
if (max98095->sysclk == 0) {
dev_err(component->dev, "Invalid system clock frequency\n");
return -EINVAL;
}
ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
* (unsigned long long int)rate;
do_div(ni, (unsigned long long int)max98095->sysclk);
snd_soc_component_write(component, M98095_028_DAI1_CLKCFG_HI,
(ni >> 8) & 0x7F);
snd_soc_component_write(component, M98095_029_DAI1_CLKCFG_LO,
ni & 0xFF);
}
/* Update sample rate mode */
if (rate < 50000)
snd_soc_component_update_bits(component, M98095_02E_DAI1_FILTERS,
M98095_DAI_DHF, 0);
else
snd_soc_component_update_bits(component, M98095_02E_DAI1_FILTERS,
M98095_DAI_DHF, M98095_DAI_DHF);
return 0;
}
static int max98095_dai2_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,