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linux/sound/soc/codecs/da9055.c

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/*
* DA9055 ALSA Soc codec driver
*
* Copyright (c) 2012 Dialog Semiconductor
*
* Tested on (Samsung SMDK6410 board + DA9055 EVB) using I2S and I2C
* Written by David Chen <david.chen@diasemi.com> and
* Ashish Chavan <ashish.chavan@kpitcummins.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include <sound/da9055.h>
/* DA9055 register space */
/* Status Registers */
#define DA9055_STATUS1 0x02
#define DA9055_PLL_STATUS 0x03
#define DA9055_AUX_L_GAIN_STATUS 0x04
#define DA9055_AUX_R_GAIN_STATUS 0x05
#define DA9055_MIC_L_GAIN_STATUS 0x06
#define DA9055_MIC_R_GAIN_STATUS 0x07
#define DA9055_MIXIN_L_GAIN_STATUS 0x08
#define DA9055_MIXIN_R_GAIN_STATUS 0x09
#define DA9055_ADC_L_GAIN_STATUS 0x0A
#define DA9055_ADC_R_GAIN_STATUS 0x0B
#define DA9055_DAC_L_GAIN_STATUS 0x0C
#define DA9055_DAC_R_GAIN_STATUS 0x0D
#define DA9055_HP_L_GAIN_STATUS 0x0E
#define DA9055_HP_R_GAIN_STATUS 0x0F
#define DA9055_LINE_GAIN_STATUS 0x10
/* System Initialisation Registers */
#define DA9055_CIF_CTRL 0x20
#define DA9055_DIG_ROUTING_AIF 0X21
#define DA9055_SR 0x22
#define DA9055_REFERENCES 0x23
#define DA9055_PLL_FRAC_TOP 0x24
#define DA9055_PLL_FRAC_BOT 0x25
#define DA9055_PLL_INTEGER 0x26
#define DA9055_PLL_CTRL 0x27
#define DA9055_AIF_CLK_MODE 0x28
#define DA9055_AIF_CTRL 0x29
#define DA9055_DIG_ROUTING_DAC 0x2A
#define DA9055_ALC_CTRL1 0x2B
/* Input - Gain, Select and Filter Registers */
#define DA9055_AUX_L_GAIN 0x30
#define DA9055_AUX_R_GAIN 0x31
#define DA9055_MIXIN_L_SELECT 0x32
#define DA9055_MIXIN_R_SELECT 0x33
#define DA9055_MIXIN_L_GAIN 0x34
#define DA9055_MIXIN_R_GAIN 0x35
#define DA9055_ADC_L_GAIN 0x36
#define DA9055_ADC_R_GAIN 0x37
#define DA9055_ADC_FILTERS1 0x38
#define DA9055_MIC_L_GAIN 0x39
#define DA9055_MIC_R_GAIN 0x3A
/* Output - Gain, Select and Filter Registers */
#define DA9055_DAC_FILTERS5 0x40
#define DA9055_DAC_FILTERS2 0x41
#define DA9055_DAC_FILTERS3 0x42
#define DA9055_DAC_FILTERS4 0x43
#define DA9055_DAC_FILTERS1 0x44
#define DA9055_DAC_L_GAIN 0x45
#define DA9055_DAC_R_GAIN 0x46
#define DA9055_CP_CTRL 0x47
#define DA9055_HP_L_GAIN 0x48
#define DA9055_HP_R_GAIN 0x49
#define DA9055_LINE_GAIN 0x4A
#define DA9055_MIXOUT_L_SELECT 0x4B
#define DA9055_MIXOUT_R_SELECT 0x4C
/* System Controller Registers */
#define DA9055_SYSTEM_MODES_INPUT 0x50
#define DA9055_SYSTEM_MODES_OUTPUT 0x51
/* Control Registers */
#define DA9055_AUX_L_CTRL 0x60
#define DA9055_AUX_R_CTRL 0x61
#define DA9055_MIC_BIAS_CTRL 0x62
#define DA9055_MIC_L_CTRL 0x63
#define DA9055_MIC_R_CTRL 0x64
#define DA9055_MIXIN_L_CTRL 0x65
#define DA9055_MIXIN_R_CTRL 0x66
#define DA9055_ADC_L_CTRL 0x67
#define DA9055_ADC_R_CTRL 0x68
#define DA9055_DAC_L_CTRL 0x69
#define DA9055_DAC_R_CTRL 0x6A
#define DA9055_HP_L_CTRL 0x6B
#define DA9055_HP_R_CTRL 0x6C
#define DA9055_LINE_CTRL 0x6D
#define DA9055_MIXOUT_L_CTRL 0x6E
#define DA9055_MIXOUT_R_CTRL 0x6F
/* Configuration Registers */
#define DA9055_LDO_CTRL 0x90
#define DA9055_IO_CTRL 0x91
#define DA9055_GAIN_RAMP_CTRL 0x92
#define DA9055_MIC_CONFIG 0x93
#define DA9055_PC_COUNT 0x94
#define DA9055_CP_VOL_THRESHOLD1 0x95
#define DA9055_CP_DELAY 0x96
#define DA9055_CP_DETECTOR 0x97
#define DA9055_AIF_OFFSET 0x98
#define DA9055_DIG_CTRL 0x99
#define DA9055_ALC_CTRL2 0x9A
#define DA9055_ALC_CTRL3 0x9B
#define DA9055_ALC_NOISE 0x9C
#define DA9055_ALC_TARGET_MIN 0x9D
#define DA9055_ALC_TARGET_MAX 0x9E
#define DA9055_ALC_GAIN_LIMITS 0x9F
#define DA9055_ALC_ANA_GAIN_LIMITS 0xA0
#define DA9055_ALC_ANTICLIP_CTRL 0xA1
#define DA9055_ALC_ANTICLIP_LEVEL 0xA2
#define DA9055_ALC_OFFSET_OP2M_L 0xA6
#define DA9055_ALC_OFFSET_OP2U_L 0xA7
#define DA9055_ALC_OFFSET_OP2M_R 0xAB
#define DA9055_ALC_OFFSET_OP2U_R 0xAC
#define DA9055_ALC_CIC_OP_LVL_CTRL 0xAD
#define DA9055_ALC_CIC_OP_LVL_DATA 0xAE
#define DA9055_DAC_NG_SETUP_TIME 0xAF
#define DA9055_DAC_NG_OFF_THRESHOLD 0xB0
#define DA9055_DAC_NG_ON_THRESHOLD 0xB1
#define DA9055_DAC_NG_CTRL 0xB2
/* SR bit fields */
#define DA9055_SR_8000 (0x1 << 0)
#define DA9055_SR_11025 (0x2 << 0)
#define DA9055_SR_12000 (0x3 << 0)
#define DA9055_SR_16000 (0x5 << 0)
#define DA9055_SR_22050 (0x6 << 0)
#define DA9055_SR_24000 (0x7 << 0)
#define DA9055_SR_32000 (0x9 << 0)
#define DA9055_SR_44100 (0xA << 0)
#define DA9055_SR_48000 (0xB << 0)
#define DA9055_SR_88200 (0xE << 0)
#define DA9055_SR_96000 (0xF << 0)
/* REFERENCES bit fields */
#define DA9055_BIAS_EN (1 << 3)
#define DA9055_VMID_EN (1 << 7)
/* PLL_CTRL bit fields */
#define DA9055_PLL_INDIV_10_20_MHZ (1 << 2)
#define DA9055_PLL_SRM_EN (1 << 6)
#define DA9055_PLL_EN (1 << 7)
/* AIF_CLK_MODE bit fields */
#define DA9055_AIF_BCLKS_PER_WCLK_32 (0 << 0)
#define DA9055_AIF_BCLKS_PER_WCLK_64 (1 << 0)
#define DA9055_AIF_BCLKS_PER_WCLK_128 (2 << 0)
#define DA9055_AIF_BCLKS_PER_WCLK_256 (3 << 0)
#define DA9055_AIF_CLK_EN_SLAVE_MODE (0 << 7)
#define DA9055_AIF_CLK_EN_MASTER_MODE (1 << 7)
/* AIF_CTRL bit fields */
#define DA9055_AIF_FORMAT_I2S_MODE (0 << 0)
#define DA9055_AIF_FORMAT_LEFT_J (1 << 0)
#define DA9055_AIF_FORMAT_RIGHT_J (2 << 0)
#define DA9055_AIF_FORMAT_DSP (3 << 0)
#define DA9055_AIF_WORD_S16_LE (0 << 2)
#define DA9055_AIF_WORD_S20_3LE (1 << 2)
#define DA9055_AIF_WORD_S24_LE (2 << 2)
#define DA9055_AIF_WORD_S32_LE (3 << 2)
/* MIC_L_CTRL bit fields */
#define DA9055_MIC_L_MUTE_EN (1 << 6)
/* MIC_R_CTRL bit fields */
#define DA9055_MIC_R_MUTE_EN (1 << 6)
/* MIXIN_L_CTRL bit fields */
#define DA9055_MIXIN_L_MIX_EN (1 << 3)
/* MIXIN_R_CTRL bit fields */
#define DA9055_MIXIN_R_MIX_EN (1 << 3)
/* ADC_L_CTRL bit fields */
#define DA9055_ADC_L_EN (1 << 7)
/* ADC_R_CTRL bit fields */
#define DA9055_ADC_R_EN (1 << 7)
/* DAC_L_CTRL bit fields */
#define DA9055_DAC_L_MUTE_EN (1 << 6)
/* DAC_R_CTRL bit fields */
#define DA9055_DAC_R_MUTE_EN (1 << 6)
/* HP_L_CTRL bit fields */
#define DA9055_HP_L_AMP_OE (1 << 3)
/* HP_R_CTRL bit fields */
#define DA9055_HP_R_AMP_OE (1 << 3)
/* LINE_CTRL bit fields */
#define DA9055_LINE_AMP_OE (1 << 3)
/* MIXOUT_L_CTRL bit fields */
#define DA9055_MIXOUT_L_MIX_EN (1 << 3)
/* MIXOUT_R_CTRL bit fields */
#define DA9055_MIXOUT_R_MIX_EN (1 << 3)
/* MIC bias select bit fields */
#define DA9055_MICBIAS2_EN (1 << 6)
/* ALC_CIC_OP_LEVEL_CTRL bit fields */
#define DA9055_ALC_DATA_MIDDLE (2 << 0)
#define DA9055_ALC_DATA_TOP (3 << 0)
#define DA9055_ALC_CIC_OP_CHANNEL_LEFT (0 << 7)
#define DA9055_ALC_CIC_OP_CHANNEL_RIGHT (1 << 7)
#define DA9055_AIF_BCLK_MASK (3 << 0)
#define DA9055_AIF_CLK_MODE_MASK (1 << 7)
#define DA9055_AIF_FORMAT_MASK (3 << 0)
#define DA9055_AIF_WORD_LENGTH_MASK (3 << 2)
#define DA9055_GAIN_RAMPING_EN (1 << 5)
#define DA9055_MICBIAS_LEVEL_MASK (3 << 4)
#define DA9055_ALC_OFFSET_15_8 0x00FF00
#define DA9055_ALC_OFFSET_17_16 0x030000
#define DA9055_ALC_AVG_ITERATIONS 5
struct pll_div {
int fref;
int fout;
u8 frac_top;
u8 frac_bot;
u8 integer;
u8 mode; /* 0 = slave, 1 = master */
};
/* PLL divisor table */
static const struct pll_div da9055_pll_div[] = {
/* for MASTER mode, fs = 44.1Khz and its harmonics */
{11289600, 2822400, 0x00, 0x00, 0x20, 1}, /* MCLK=11.2896Mhz */
{12000000, 2822400, 0x03, 0x61, 0x1E, 1}, /* MCLK=12Mhz */
{12288000, 2822400, 0x0C, 0xCC, 0x1D, 1}, /* MCLK=12.288Mhz */
{13000000, 2822400, 0x19, 0x45, 0x1B, 1}, /* MCLK=13Mhz */
{13500000, 2822400, 0x18, 0x56, 0x1A, 1}, /* MCLK=13.5Mhz */
{14400000, 2822400, 0x02, 0xD0, 0x19, 1}, /* MCLK=14.4Mhz */
{19200000, 2822400, 0x1A, 0x1C, 0x12, 1}, /* MCLK=19.2Mhz */
{19680000, 2822400, 0x0B, 0x6D, 0x12, 1}, /* MCLK=19.68Mhz */
{19800000, 2822400, 0x07, 0xDD, 0x12, 1}, /* MCLK=19.8Mhz */
/* for MASTER mode, fs = 48Khz and its harmonics */
{11289600, 3072000, 0x1A, 0x8E, 0x22, 1}, /* MCLK=11.2896Mhz */
{12000000, 3072000, 0x18, 0x93, 0x20, 1}, /* MCLK=12Mhz */
{12288000, 3072000, 0x00, 0x00, 0x20, 1}, /* MCLK=12.288Mhz */
{13000000, 3072000, 0x07, 0xEA, 0x1E, 1}, /* MCLK=13Mhz */
{13500000, 3072000, 0x04, 0x11, 0x1D, 1}, /* MCLK=13.5Mhz */
{14400000, 3072000, 0x09, 0xD0, 0x1B, 1}, /* MCLK=14.4Mhz */
{19200000, 3072000, 0x0F, 0x5C, 0x14, 1}, /* MCLK=19.2Mhz */
{19680000, 3072000, 0x1F, 0x60, 0x13, 1}, /* MCLK=19.68Mhz */
{19800000, 3072000, 0x1B, 0x80, 0x13, 1}, /* MCLK=19.8Mhz */
/* for SLAVE mode with SRM */
{11289600, 2822400, 0x0D, 0x47, 0x21, 0}, /* MCLK=11.2896Mhz */
{12000000, 2822400, 0x0D, 0xFA, 0x1F, 0}, /* MCLK=12Mhz */
{12288000, 2822400, 0x16, 0x66, 0x1E, 0}, /* MCLK=12.288Mhz */
{13000000, 2822400, 0x00, 0x98, 0x1D, 0}, /* MCLK=13Mhz */
{13500000, 2822400, 0x1E, 0x33, 0x1B, 0}, /* MCLK=13.5Mhz */
{14400000, 2822400, 0x06, 0x50, 0x1A, 0}, /* MCLK=14.4Mhz */
{19200000, 2822400, 0x14, 0xBC, 0x13, 0}, /* MCLK=19.2Mhz */
{19680000, 2822400, 0x05, 0x66, 0x13, 0}, /* MCLK=19.68Mhz */
{19800000, 2822400, 0x01, 0xAE, 0x13, 0}, /* MCLK=19.8Mhz */
};
enum clk_src {
DA9055_CLKSRC_MCLK
};
/* Gain and Volume */
static const DECLARE_TLV_DB_RANGE(aux_vol_tlv,
0x0, 0x10, TLV_DB_SCALE_ITEM(-5400, 0, 0),
/* -54dB to 15dB */
0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 150, 0)
);
static const DECLARE_TLV_DB_RANGE(digital_gain_tlv,
0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
/* -78dB to 12dB */
0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
);
static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv,
0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
/* 0dB to 36dB */
0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
);
static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);
static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0);
static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0);
static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0);
static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0);
/* ADC and DAC high pass filter cutoff value */
static const char * const da9055_hpf_cutoff_txt[] = {
"Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
};
static SOC_ENUM_SINGLE_DECL(da9055_dac_hpf_cutoff,
DA9055_DAC_FILTERS1, 4, da9055_hpf_cutoff_txt);
static SOC_ENUM_SINGLE_DECL(da9055_adc_hpf_cutoff,
DA9055_ADC_FILTERS1, 4, da9055_hpf_cutoff_txt);
/* ADC and DAC voice mode (8kHz) high pass cutoff value */
static const char * const da9055_vf_cutoff_txt[] = {
"2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
};
static SOC_ENUM_SINGLE_DECL(da9055_dac_vf_cutoff,
DA9055_DAC_FILTERS1, 0, da9055_vf_cutoff_txt);
static SOC_ENUM_SINGLE_DECL(da9055_adc_vf_cutoff,
DA9055_ADC_FILTERS1, 0, da9055_vf_cutoff_txt);
/* Gain ramping rate value */
static const char * const da9055_gain_ramping_txt[] = {
"nominal rate", "nominal rate * 4", "nominal rate * 8",
"nominal rate / 8"
};
static SOC_ENUM_SINGLE_DECL(da9055_gain_ramping_rate,
DA9055_GAIN_RAMP_CTRL, 0, da9055_gain_ramping_txt);
/* DAC noise gate setup time value */
static const char * const da9055_dac_ng_setup_time_txt[] = {
"256 samples", "512 samples", "1024 samples", "2048 samples"
};
static SOC_ENUM_SINGLE_DECL(da9055_dac_ng_setup_time,
DA9055_DAC_NG_SETUP_TIME, 0,
da9055_dac_ng_setup_time_txt);
/* DAC noise gate rampup rate value */
static const char * const da9055_dac_ng_rampup_txt[] = {
"0.02 ms/dB", "0.16 ms/dB"
};
static SOC_ENUM_SINGLE_DECL(da9055_dac_ng_rampup_rate,
DA9055_DAC_NG_SETUP_TIME, 2,
da9055_dac_ng_rampup_txt);
/* DAC noise gate rampdown rate value */
static const char * const da9055_dac_ng_rampdown_txt[] = {
"0.64 ms/dB", "20.48 ms/dB"
};
static SOC_ENUM_SINGLE_DECL(da9055_dac_ng_rampdown_rate,
DA9055_DAC_NG_SETUP_TIME, 3,
da9055_dac_ng_rampdown_txt);
/* DAC soft mute rate value */
static const char * const da9055_dac_soft_mute_rate_txt[] = {
"1", "2", "4", "8", "16", "32", "64"
};
static SOC_ENUM_SINGLE_DECL(da9055_dac_soft_mute_rate,
DA9055_DAC_FILTERS5, 4,
da9055_dac_soft_mute_rate_txt);
/* DAC routing select */
static const char * const da9055_dac_src_txt[] = {
"ADC output left", "ADC output right", "AIF input left",
"AIF input right"
};
static SOC_ENUM_SINGLE_DECL(da9055_dac_l_src,
DA9055_DIG_ROUTING_DAC, 0, da9055_dac_src_txt);
static SOC_ENUM_SINGLE_DECL(da9055_dac_r_src,
DA9055_DIG_ROUTING_DAC, 4, da9055_dac_src_txt);
/* MIC PGA Left source select */
static const char * const da9055_mic_l_src_txt[] = {
"MIC1_P_N", "MIC1_P", "MIC1_N", "MIC2_L"
};
static SOC_ENUM_SINGLE_DECL(da9055_mic_l_src,
DA9055_MIXIN_L_SELECT, 4, da9055_mic_l_src_txt);
/* MIC PGA Right source select */
static const char * const da9055_mic_r_src_txt[] = {
"MIC2_R_L", "MIC2_R", "MIC2_L"
};
static SOC_ENUM_SINGLE_DECL(da9055_mic_r_src,
DA9055_MIXIN_R_SELECT, 4, da9055_mic_r_src_txt);
/* ALC Input Signal Tracking rate select */
static const char * const da9055_signal_tracking_rate_txt[] = {
"1/4", "1/16", "1/256", "1/65536"
};
static SOC_ENUM_SINGLE_DECL(da9055_integ_attack_rate,
DA9055_ALC_CTRL3, 4,
da9055_signal_tracking_rate_txt);
static SOC_ENUM_SINGLE_DECL(da9055_integ_release_rate,
DA9055_ALC_CTRL3, 6,
da9055_signal_tracking_rate_txt);
/* ALC Attack Rate select */
static const char * const da9055_attack_rate_txt[] = {
"44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
"5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
};
static SOC_ENUM_SINGLE_DECL(da9055_attack_rate,
DA9055_ALC_CTRL2, 0, da9055_attack_rate_txt);
/* ALC Release Rate select */
static const char * const da9055_release_rate_txt[] = {
"176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
"11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
};
static SOC_ENUM_SINGLE_DECL(da9055_release_rate,
DA9055_ALC_CTRL2, 4, da9055_release_rate_txt);
/* ALC Hold Time select */
static const char * const da9055_hold_time_txt[] = {
"62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
"7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
"253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
};
static SOC_ENUM_SINGLE_DECL(da9055_hold_time,
DA9055_ALC_CTRL3, 0, da9055_hold_time_txt);
static int da9055_get_alc_data(struct snd_soc_codec *codec, u8 reg_val)
{
int mid_data, top_data;
int sum = 0;
u8 iteration;
for (iteration = 0; iteration < DA9055_ALC_AVG_ITERATIONS;
iteration++) {
/* Select the left or right channel and capture data */
snd_soc_write(codec, DA9055_ALC_CIC_OP_LVL_CTRL, reg_val);
/* Select middle 8 bits for read back from data register */
snd_soc_write(codec, DA9055_ALC_CIC_OP_LVL_CTRL,
reg_val | DA9055_ALC_DATA_MIDDLE);
mid_data = snd_soc_read(codec, DA9055_ALC_CIC_OP_LVL_DATA);
/* Select top 8 bits for read back from data register */
snd_soc_write(codec, DA9055_ALC_CIC_OP_LVL_CTRL,
reg_val | DA9055_ALC_DATA_TOP);
top_data = snd_soc_read(codec, DA9055_ALC_CIC_OP_LVL_DATA);
sum += ((mid_data << 8) | (top_data << 16));
}
return sum / DA9055_ALC_AVG_ITERATIONS;
}
static int da9055_put_alc_sw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
u8 reg_val, adc_left, adc_right, mic_left, mic_right;
int avg_left_data, avg_right_data, offset_l, offset_r;
if (ucontrol->value.integer.value[0]) {
/*
* While enabling ALC (or ALC sync mode), calibration of the DC
* offsets must be done first
*/
/* Save current values from Mic control registers */
mic_left = snd_soc_read(codec, DA9055_MIC_L_CTRL);
mic_right = snd_soc_read(codec, DA9055_MIC_R_CTRL);
/* Mute Mic PGA Left and Right */
snd_soc_update_bits(codec, DA9055_MIC_L_CTRL,
DA9055_MIC_L_MUTE_EN, DA9055_MIC_L_MUTE_EN);
snd_soc_update_bits(codec, DA9055_MIC_R_CTRL,
DA9055_MIC_R_MUTE_EN, DA9055_MIC_R_MUTE_EN);
/* Save current values from ADC control registers */
adc_left = snd_soc_read(codec, DA9055_ADC_L_CTRL);
adc_right = snd_soc_read(codec, DA9055_ADC_R_CTRL);
/* Enable ADC Left and Right */
snd_soc_update_bits(codec, DA9055_ADC_L_CTRL,
DA9055_ADC_L_EN, DA9055_ADC_L_EN);
snd_soc_update_bits(codec, DA9055_ADC_R_CTRL,
DA9055_ADC_R_EN, DA9055_ADC_R_EN);
/* Calculate average for Left and Right data */
/* Left Data */
avg_left_data = da9055_get_alc_data(codec,
DA9055_ALC_CIC_OP_CHANNEL_LEFT);
/* Right Data */
avg_right_data = da9055_get_alc_data(codec,
DA9055_ALC_CIC_OP_CHANNEL_RIGHT);
/* Calculate DC offset */
offset_l = -avg_left_data;
offset_r = -avg_right_data;
reg_val = (offset_l & DA9055_ALC_OFFSET_15_8) >> 8;
snd_soc_write(codec, DA9055_ALC_OFFSET_OP2M_L, reg_val);
reg_val = (offset_l & DA9055_ALC_OFFSET_17_16) >> 16;
snd_soc_write(codec, DA9055_ALC_OFFSET_OP2U_L, reg_val);
reg_val = (offset_r & DA9055_ALC_OFFSET_15_8) >> 8;
snd_soc_write(codec, DA9055_ALC_OFFSET_OP2M_R, reg_val);
reg_val = (offset_r & DA9055_ALC_OFFSET_17_16) >> 16;
snd_soc_write(codec, DA9055_ALC_OFFSET_OP2U_R, reg_val);
/* Restore original values of ADC control registers */
snd_soc_write(codec, DA9055_ADC_L_CTRL, adc_left);
snd_soc_write(codec, DA9055_ADC_R_CTRL, adc_right);
/* Restore original values of Mic control registers */
snd_soc_write(codec, DA9055_MIC_L_CTRL, mic_left);
snd_soc_write(codec, DA9055_MIC_R_CTRL, mic_right);
}
return snd_soc_put_volsw(kcontrol, ucontrol);
}
static const struct snd_kcontrol_new da9055_snd_controls[] = {
/* Volume controls */
SOC_DOUBLE_R_TLV("Mic Volume",
DA9055_MIC_L_GAIN, DA9055_MIC_R_GAIN,
0, 0x7, 0, mic_vol_tlv),
SOC_DOUBLE_R_TLV("Aux Volume",
DA9055_AUX_L_GAIN, DA9055_AUX_R_GAIN,
0, 0x3f, 0, aux_vol_tlv),
SOC_DOUBLE_R_TLV("Mixin PGA Volume",
DA9055_MIXIN_L_GAIN, DA9055_MIXIN_R_GAIN,
0, 0xf, 0, mixin_gain_tlv),
SOC_DOUBLE_R_TLV("ADC Volume",
DA9055_ADC_L_GAIN, DA9055_ADC_R_GAIN,
0, 0x7f, 0, digital_gain_tlv),
SOC_DOUBLE_R_TLV("DAC Volume",
DA9055_DAC_L_GAIN, DA9055_DAC_R_GAIN,
0, 0x7f, 0, digital_gain_tlv),
SOC_DOUBLE_R_TLV("Headphone Volume",
DA9055_HP_L_GAIN, DA9055_HP_R_GAIN,
0, 0x3f, 0, hp_vol_tlv),
SOC_SINGLE_TLV("Lineout Volume", DA9055_LINE_GAIN, 0, 0x3f, 0,
lineout_vol_tlv),
/* DAC Equalizer controls */
SOC_SINGLE("DAC EQ Switch", DA9055_DAC_FILTERS4, 7, 1, 0),
SOC_SINGLE_TLV("DAC EQ1 Volume", DA9055_DAC_FILTERS2, 0, 0xf, 0,
eq_gain_tlv),
SOC_SINGLE_TLV("DAC EQ2 Volume", DA9055_DAC_FILTERS2, 4, 0xf, 0,
eq_gain_tlv),
SOC_SINGLE_TLV("DAC EQ3 Volume", DA9055_DAC_FILTERS3, 0, 0xf, 0,
eq_gain_tlv),
SOC_SINGLE_TLV("DAC EQ4 Volume", DA9055_DAC_FILTERS3, 4, 0xf, 0,
eq_gain_tlv),
SOC_SINGLE_TLV("DAC EQ5 Volume", DA9055_DAC_FILTERS4, 0, 0xf, 0,
eq_gain_tlv),
/* High Pass Filter and Voice Mode controls */
SOC_SINGLE("ADC HPF Switch", DA9055_ADC_FILTERS1, 7, 1, 0),
SOC_ENUM("ADC HPF Cutoff", da9055_adc_hpf_cutoff),
SOC_SINGLE("ADC Voice Mode Switch", DA9055_ADC_FILTERS1, 3, 1, 0),
SOC_ENUM("ADC Voice Cutoff", da9055_adc_vf_cutoff),
SOC_SINGLE("DAC HPF Switch", DA9055_DAC_FILTERS1, 7, 1, 0),
SOC_ENUM("DAC HPF Cutoff", da9055_dac_hpf_cutoff),
SOC_SINGLE("DAC Voice Mode Switch", DA9055_DAC_FILTERS1, 3, 1, 0),
SOC_ENUM("DAC Voice Cutoff", da9055_dac_vf_cutoff),
/* Mute controls */
SOC_DOUBLE_R("Mic Switch", DA9055_MIC_L_CTRL,
DA9055_MIC_R_CTRL, 6, 1, 0),
SOC_DOUBLE_R("Aux Switch", DA9055_AUX_L_CTRL,
DA9055_AUX_R_CTRL, 6, 1, 0),
SOC_DOUBLE_R("Mixin PGA Switch", DA9055_MIXIN_L_CTRL,
DA9055_MIXIN_R_CTRL, 6, 1, 0),
SOC_DOUBLE_R("ADC Switch", DA9055_ADC_L_CTRL,
DA9055_ADC_R_CTRL, 6, 1, 0),
SOC_DOUBLE_R("Headphone Switch", DA9055_HP_L_CTRL,
DA9055_HP_R_CTRL, 6, 1, 0),
SOC_SINGLE("Lineout Switch", DA9055_LINE_CTRL, 6, 1, 0),
SOC_SINGLE("DAC Soft Mute Switch", DA9055_DAC_FILTERS5, 7, 1, 0),
SOC_ENUM("DAC Soft Mute Rate", da9055_dac_soft_mute_rate),
/* Zero Cross controls */
SOC_DOUBLE_R("Aux ZC Switch", DA9055_AUX_L_CTRL,
DA9055_AUX_R_CTRL, 4, 1, 0),
SOC_DOUBLE_R("Mixin PGA ZC Switch", DA9055_MIXIN_L_CTRL,
DA9055_MIXIN_R_CTRL, 4, 1, 0),
SOC_DOUBLE_R("Headphone ZC Switch", DA9055_HP_L_CTRL,
DA9055_HP_R_CTRL, 4, 1, 0),
SOC_SINGLE("Lineout ZC Switch", DA9055_LINE_CTRL, 4, 1, 0),
/* Gain Ramping controls */
SOC_DOUBLE_R("Aux Gain Ramping Switch", DA9055_AUX_L_CTRL,
DA9055_AUX_R_CTRL, 5, 1, 0),
SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA9055_MIXIN_L_CTRL,
DA9055_MIXIN_R_CTRL, 5, 1, 0),
SOC_DOUBLE_R("ADC Gain Ramping Switch", DA9055_ADC_L_CTRL,
DA9055_ADC_R_CTRL, 5, 1, 0),
SOC_DOUBLE_R("DAC Gain Ramping Switch", DA9055_DAC_L_CTRL,
DA9055_DAC_R_CTRL, 5, 1, 0),
SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA9055_HP_L_CTRL,
DA9055_HP_R_CTRL, 5, 1, 0),
SOC_SINGLE("Lineout Gain Ramping Switch", DA9055_LINE_CTRL, 5, 1, 0),
SOC_ENUM("Gain Ramping Rate", da9055_gain_ramping_rate),
/* DAC Noise Gate controls */
SOC_SINGLE("DAC NG Switch", DA9055_DAC_NG_CTRL, 7, 1, 0),
SOC_SINGLE("DAC NG ON Threshold", DA9055_DAC_NG_ON_THRESHOLD,
0, 0x7, 0),
SOC_SINGLE("DAC NG OFF Threshold", DA9055_DAC_NG_OFF_THRESHOLD,
0, 0x7, 0),
SOC_ENUM("DAC NG Setup Time", da9055_dac_ng_setup_time),
SOC_ENUM("DAC NG Rampup Rate", da9055_dac_ng_rampup_rate),
SOC_ENUM("DAC NG Rampdown Rate", da9055_dac_ng_rampdown_rate),
/* DAC Invertion control */
SOC_SINGLE("DAC Left Invert", DA9055_DIG_CTRL, 3, 1, 0),
SOC_SINGLE("DAC Right Invert", DA9055_DIG_CTRL, 7, 1, 0),
/* DMIC controls */
SOC_DOUBLE_R("DMIC Switch", DA9055_MIXIN_L_SELECT,
DA9055_MIXIN_R_SELECT, 7, 1, 0),
/* ALC Controls */
SOC_DOUBLE_EXT("ALC Switch", DA9055_ALC_CTRL1, 3, 7, 1, 0,
snd_soc_get_volsw, da9055_put_alc_sw),
SOC_SINGLE_EXT("ALC Sync Mode Switch", DA9055_ALC_CTRL1, 1, 1, 0,
snd_soc_get_volsw, da9055_put_alc_sw),
SOC_SINGLE("ALC Offset Switch", DA9055_ALC_CTRL1, 0, 1, 0),
SOC_SINGLE("ALC Anticlip Mode Switch", DA9055_ALC_ANTICLIP_CTRL,
7, 1, 0),
SOC_SINGLE("ALC Anticlip Level", DA9055_ALC_ANTICLIP_LEVEL,
0, 0x7f, 0),
SOC_SINGLE_TLV("ALC Min Threshold Volume", DA9055_ALC_TARGET_MIN,
0, 0x3f, 1, alc_threshold_tlv),
SOC_SINGLE_TLV("ALC Max Threshold Volume", DA9055_ALC_TARGET_MAX,
0, 0x3f, 1, alc_threshold_tlv),
SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA9055_ALC_NOISE,
0, 0x3f, 1, alc_threshold_tlv),
SOC_SINGLE_TLV("ALC Max Gain Volume", DA9055_ALC_GAIN_LIMITS,
4, 0xf, 0, alc_gain_tlv),
SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA9055_ALC_GAIN_LIMITS,
0, 0xf, 0, alc_gain_tlv),
SOC_SINGLE_TLV("ALC Min Analog Gain Volume",
DA9055_ALC_ANA_GAIN_LIMITS,
0, 0x7, 0, alc_analog_gain_tlv),
SOC_SINGLE_TLV("ALC Max Analog Gain Volume",
DA9055_ALC_ANA_GAIN_LIMITS,
4, 0x7, 0, alc_analog_gain_tlv),
SOC_ENUM("ALC Attack Rate", da9055_attack_rate),
SOC_ENUM("ALC Release Rate", da9055_release_rate),
SOC_ENUM("ALC Hold Time", da9055_hold_time),
/*
* Rate at which input signal envelope is tracked as the signal gets
* larger
*/
SOC_ENUM("ALC Integ Attack Rate", da9055_integ_attack_rate),
/*
* Rate at which input signal envelope is tracked as the signal gets
* smaller
*/
SOC_ENUM("ALC Integ Release Rate", da9055_integ_release_rate),
};
/* DAPM Controls */
/* Mic PGA Left Source */
static const struct snd_kcontrol_new da9055_mic_l_mux_controls =
SOC_DAPM_ENUM("Route", da9055_mic_l_src);
/* Mic PGA Right Source */
static const struct snd_kcontrol_new da9055_mic_r_mux_controls =
SOC_DAPM_ENUM("Route", da9055_mic_r_src);
/* In Mixer Left */
static const struct snd_kcontrol_new da9055_dapm_mixinl_controls[] = {
SOC_DAPM_SINGLE("Aux Left Switch", DA9055_MIXIN_L_SELECT, 0, 1, 0),
SOC_DAPM_SINGLE("Mic Left Switch", DA9055_MIXIN_L_SELECT, 1, 1, 0),
SOC_DAPM_SINGLE("Mic Right Switch", DA9055_MIXIN_L_SELECT, 2, 1, 0),
};
/* In Mixer Right */
static const struct snd_kcontrol_new da9055_dapm_mixinr_controls[] = {
SOC_DAPM_SINGLE("Aux Right Switch", DA9055_MIXIN_R_SELECT, 0, 1, 0),
SOC_DAPM_SINGLE("Mic Right Switch", DA9055_MIXIN_R_SELECT, 1, 1, 0),
SOC_DAPM_SINGLE("Mic Left Switch", DA9055_MIXIN_R_SELECT, 2, 1, 0),
SOC_DAPM_SINGLE("Mixin Left Switch", DA9055_MIXIN_R_SELECT, 3, 1, 0),
};
/* DAC Left Source */
static const struct snd_kcontrol_new da9055_dac_l_mux_controls =
SOC_DAPM_ENUM("Route", da9055_dac_l_src);
/* DAC Right Source */
static const struct snd_kcontrol_new da9055_dac_r_mux_controls =
SOC_DAPM_ENUM("Route", da9055_dac_r_src);
/* Out Mixer Left */
static const struct snd_kcontrol_new da9055_dapm_mixoutl_controls[] = {
SOC_DAPM_SINGLE("Aux Left Switch", DA9055_MIXOUT_L_SELECT, 0, 1, 0),
SOC_DAPM_SINGLE("Mixin Left Switch", DA9055_MIXOUT_L_SELECT, 1, 1, 0),
SOC_DAPM_SINGLE("Mixin Right Switch", DA9055_MIXOUT_L_SELECT, 2, 1, 0),
SOC_DAPM_SINGLE("DAC Left Switch", DA9055_MIXOUT_L_SELECT, 3, 1, 0),
SOC_DAPM_SINGLE("Aux Left Invert Switch", DA9055_MIXOUT_L_SELECT,
4, 1, 0),
SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA9055_MIXOUT_L_SELECT,
5, 1, 0),
SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA9055_MIXOUT_L_SELECT,
6, 1, 0),
};
/* Out Mixer Right */
static const struct snd_kcontrol_new da9055_dapm_mixoutr_controls[] = {
SOC_DAPM_SINGLE("Aux Right Switch", DA9055_MIXOUT_R_SELECT, 0, 1, 0),
SOC_DAPM_SINGLE("Mixin Right Switch", DA9055_MIXOUT_R_SELECT, 1, 1, 0),
SOC_DAPM_SINGLE("Mixin Left Switch", DA9055_MIXOUT_R_SELECT, 2, 1, 0),
SOC_DAPM_SINGLE("DAC Right Switch", DA9055_MIXOUT_R_SELECT, 3, 1, 0),
SOC_DAPM_SINGLE("Aux Right Invert Switch", DA9055_MIXOUT_R_SELECT,
4, 1, 0),
SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA9055_MIXOUT_R_SELECT,
5, 1, 0),
SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA9055_MIXOUT_R_SELECT,
6, 1, 0),
};
/* Headphone Output Enable */
static const struct snd_kcontrol_new da9055_dapm_hp_l_control =
SOC_DAPM_SINGLE("Switch", DA9055_HP_L_CTRL, 3, 1, 0);
static const struct snd_kcontrol_new da9055_dapm_hp_r_control =
SOC_DAPM_SINGLE("Switch", DA9055_HP_R_CTRL, 3, 1, 0);
/* Lineout Output Enable */
static const struct snd_kcontrol_new da9055_dapm_lineout_control =
SOC_DAPM_SINGLE("Switch", DA9055_LINE_CTRL, 3, 1, 0);
/* DAPM widgets */
static const struct snd_soc_dapm_widget da9055_dapm_widgets[] = {
/* Input Side */
/* Input Lines */
SND_SOC_DAPM_INPUT("MIC1"),
SND_SOC_DAPM_INPUT("MIC2"),
SND_SOC_DAPM_INPUT("AUXL"),
SND_SOC_DAPM_INPUT("AUXR"),
/* MUXs for Mic PGA source selection */
SND_SOC_DAPM_MUX("Mic Left Source", SND_SOC_NOPM, 0, 0,
&da9055_mic_l_mux_controls),
SND_SOC_DAPM_MUX("Mic Right Source", SND_SOC_NOPM, 0, 0,
&da9055_mic_r_mux_controls),
/* Input PGAs */
SND_SOC_DAPM_PGA("Mic Left", DA9055_MIC_L_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("Mic Right", DA9055_MIC_R_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("Aux Left", DA9055_AUX_L_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("Aux Right", DA9055_AUX_R_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("MIXIN Left", DA9055_MIXIN_L_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("MIXIN Right", DA9055_MIXIN_R_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("Mic Bias", DA9055_MIC_BIAS_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("AIF", DA9055_AIF_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("Charge Pump", DA9055_CP_CTRL, 7, 0, NULL, 0),
/* Input Mixers */
SND_SOC_DAPM_MIXER("In Mixer Left", SND_SOC_NOPM, 0, 0,
&da9055_dapm_mixinl_controls[0],
ARRAY_SIZE(da9055_dapm_mixinl_controls)),
SND_SOC_DAPM_MIXER("In Mixer Right", SND_SOC_NOPM, 0, 0,
&da9055_dapm_mixinr_controls[0],
ARRAY_SIZE(da9055_dapm_mixinr_controls)),
/* ADCs */
SND_SOC_DAPM_ADC("ADC Left", "Capture", DA9055_ADC_L_CTRL, 7, 0),
SND_SOC_DAPM_ADC("ADC Right", "Capture", DA9055_ADC_R_CTRL, 7, 0),
/* Output Side */
/* MUXs for DAC source selection */
SND_SOC_DAPM_MUX("DAC Left Source", SND_SOC_NOPM, 0, 0,
&da9055_dac_l_mux_controls),
SND_SOC_DAPM_MUX("DAC Right Source", SND_SOC_NOPM, 0, 0,
&da9055_dac_r_mux_controls),
/* AIF input */
SND_SOC_DAPM_AIF_IN("AIFIN Left", "Playback", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_IN("AIFIN Right", "Playback", 0, SND_SOC_NOPM, 0, 0),
/* DACs */
SND_SOC_DAPM_DAC("DAC Left", "Playback", DA9055_DAC_L_CTRL, 7, 0),
SND_SOC_DAPM_DAC("DAC Right", "Playback", DA9055_DAC_R_CTRL, 7, 0),
/* Output Mixers */
SND_SOC_DAPM_MIXER("Out Mixer Left", SND_SOC_NOPM, 0, 0,
&da9055_dapm_mixoutl_controls[0],
ARRAY_SIZE(da9055_dapm_mixoutl_controls)),
SND_SOC_DAPM_MIXER("Out Mixer Right", SND_SOC_NOPM, 0, 0,
&da9055_dapm_mixoutr_controls[0],
ARRAY_SIZE(da9055_dapm_mixoutr_controls)),
/* Output Enable Switches */
SND_SOC_DAPM_SWITCH("Headphone Left Enable", SND_SOC_NOPM, 0, 0,
&da9055_dapm_hp_l_control),
SND_SOC_DAPM_SWITCH("Headphone Right Enable", SND_SOC_NOPM, 0, 0,
&da9055_dapm_hp_r_control),
SND_SOC_DAPM_SWITCH("Lineout Enable", SND_SOC_NOPM, 0, 0,
&da9055_dapm_lineout_control),
/* Output PGAs */
SND_SOC_DAPM_PGA("MIXOUT Left", DA9055_MIXOUT_L_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("MIXOUT Right", DA9055_MIXOUT_R_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("Lineout", DA9055_LINE_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("Headphone Left", DA9055_HP_L_CTRL, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("Headphone Right", DA9055_HP_R_CTRL, 7, 0, NULL, 0),
/* Output Lines */
SND_SOC_DAPM_OUTPUT("HPL"),
SND_SOC_DAPM_OUTPUT("HPR"),
SND_SOC_DAPM_OUTPUT("LINE"),
};
/* DAPM audio route definition */
static const struct snd_soc_dapm_route da9055_audio_map[] = {
/* Dest Connecting Widget source */
/* Input path */
{"Mic Left Source", "MIC1_P_N", "MIC1"},
{"Mic Left Source", "MIC1_P", "MIC1"},
{"Mic Left Source", "MIC1_N", "MIC1"},
{"Mic Left Source", "MIC2_L", "MIC2"},
{"Mic Right Source", "MIC2_R_L", "MIC2"},
{"Mic Right Source", "MIC2_R", "MIC2"},
{"Mic Right Source", "MIC2_L", "MIC2"},
{"Mic Left", NULL, "Mic Left Source"},
{"Mic Right", NULL, "Mic Right Source"},
{"Aux Left", NULL, "AUXL"},
{"Aux Right", NULL, "AUXR"},
{"In Mixer Left", "Mic Left Switch", "Mic Left"},
{"In Mixer Left", "Mic Right Switch", "Mic Right"},
{"In Mixer Left", "Aux Left Switch", "Aux Left"},
{"In Mixer Right", "Mic Right Switch", "Mic Right"},
{"In Mixer Right", "Mic Left Switch", "Mic Left"},
{"In Mixer Right", "Aux Right Switch", "Aux Right"},
{"In Mixer Right", "Mixin Left Switch", "MIXIN Left"},
{"MIXIN Left", NULL, "In Mixer Left"},
{"ADC Left", NULL, "MIXIN Left"},
{"MIXIN Right", NULL, "In Mixer Right"},
{"ADC Right", NULL, "MIXIN Right"},
{"ADC Left", NULL, "AIF"},
{"ADC Right", NULL, "AIF"},
/* Output path */
{"AIFIN Left", NULL, "AIF"},
{"AIFIN Right", NULL, "AIF"},
{"DAC Left Source", "ADC output left", "ADC Left"},
{"DAC Left Source", "ADC output right", "ADC Right"},
{"DAC Left Source", "AIF input left", "AIFIN Left"},
{"DAC Left Source", "AIF input right", "AIFIN Right"},
{"DAC Right Source", "ADC output left", "ADC Left"},
{"DAC Right Source", "ADC output right", "ADC Right"},
{"DAC Right Source", "AIF input left", "AIFIN Left"},
{"DAC Right Source", "AIF input right", "AIFIN Right"},
{"DAC Left", NULL, "DAC Left Source"},
{"DAC Right", NULL, "DAC Right Source"},
{"Out Mixer Left", "Aux Left Switch", "Aux Left"},
{"Out Mixer Left", "Mixin Left Switch", "MIXIN Left"},
{"Out Mixer Left", "Mixin Right Switch", "MIXIN Right"},
{"Out Mixer Left", "Aux Left Invert Switch", "Aux Left"},
{"Out Mixer Left", "Mixin Left Invert Switch", "MIXIN Left"},
{"Out Mixer Left", "Mixin Right Invert Switch", "MIXIN Right"},
{"Out Mixer Left", "DAC Left Switch", "DAC Left"},
{"Out Mixer Right", "Aux Right Switch", "Aux Right"},
{"Out Mixer Right", "Mixin Right Switch", "MIXIN Right"},
{"Out Mixer Right", "Mixin Left Switch", "MIXIN Left"},
{"Out Mixer Right", "Aux Right Invert Switch", "Aux Right"},
{"Out Mixer Right", "Mixin Right Invert Switch", "MIXIN Right"},
{"Out Mixer Right", "Mixin Left Invert Switch", "MIXIN Left"},
{"Out Mixer Right", "DAC Right Switch", "DAC Right"},
{"MIXOUT Left", NULL, "Out Mixer Left"},
{"Headphone Left Enable", "Switch", "MIXOUT Left"},
{"Headphone Left", NULL, "Headphone Left Enable"},
{"Headphone Left", NULL, "Charge Pump"},
{"HPL", NULL, "Headphone Left"},
{"MIXOUT Right", NULL, "Out Mixer Right"},
{"Headphone Right Enable", "Switch", "MIXOUT Right"},
{"Headphone Right", NULL, "Headphone Right Enable"},
{"Headphone Right", NULL, "Charge Pump"},
{"HPR", NULL, "Headphone Right"},
{"MIXOUT Right", NULL, "Out Mixer Right"},
{"Lineout Enable", "Switch", "MIXOUT Right"},
{"Lineout", NULL, "Lineout Enable"},
{"LINE", NULL, "Lineout"},
};
/* Codec private data */
struct da9055_priv {
struct regmap *regmap;
unsigned int mclk_rate;
int master;
struct da9055_platform_data *pdata;
};
static const struct reg_default da9055_reg_defaults[] = {
{ 0x21, 0x10 },
{ 0x22, 0x0A },
{ 0x23, 0x00 },
{ 0x24, 0x00 },
{ 0x25, 0x00 },
{ 0x26, 0x00 },
{ 0x27, 0x0C },
{ 0x28, 0x01 },
{ 0x29, 0x08 },
{ 0x2A, 0x32 },
{ 0x2B, 0x00 },
{ 0x30, 0x35 },
{ 0x31, 0x35 },
{ 0x32, 0x00 },
{ 0x33, 0x00 },
{ 0x34, 0x03 },
{ 0x35, 0x03 },
{ 0x36, 0x6F },
{ 0x37, 0x6F },
{ 0x38, 0x80 },
{ 0x39, 0x01 },
{ 0x3A, 0x01 },
{ 0x40, 0x00 },
{ 0x41, 0x88 },
{ 0x42, 0x88 },
{ 0x43, 0x08 },
{ 0x44, 0x80 },
{ 0x45, 0x6F },
{ 0x46, 0x6F },
{ 0x47, 0x61 },
{ 0x48, 0x35 },
{ 0x49, 0x35 },
{ 0x4A, 0x35 },
{ 0x4B, 0x00 },
{ 0x4C, 0x00 },
{ 0x60, 0x44 },
{ 0x61, 0x44 },
{ 0x62, 0x00 },
{ 0x63, 0x40 },
{ 0x64, 0x40 },
{ 0x65, 0x40 },
{ 0x66, 0x40 },
{ 0x67, 0x40 },
{ 0x68, 0x40 },
{ 0x69, 0x48 },
{ 0x6A, 0x40 },
{ 0x6B, 0x41 },
{ 0x6C, 0x40 },
{ 0x6D, 0x40 },
{ 0x6E, 0x10 },
{ 0x6F, 0x10 },
{ 0x90, 0x80 },
{ 0x92, 0x02 },
{ 0x93, 0x00 },
{ 0x99, 0x00 },
{ 0x9A, 0x00 },
{ 0x9B, 0x00 },
{ 0x9C, 0x3F },
{ 0x9D, 0x00 },
{ 0x9E, 0x3F },
{ 0x9F, 0xFF },
{ 0xA0, 0x71 },
{ 0xA1, 0x00 },
{ 0xA2, 0x00 },
{ 0xA6, 0x00 },
{ 0xA7, 0x00 },
{ 0xAB, 0x00 },
{ 0xAC, 0x00 },
{ 0xAD, 0x00 },
{ 0xAF, 0x08 },
{ 0xB0, 0x00 },
{ 0xB1, 0x00 },
{ 0xB2, 0x00 },
};
static bool da9055_volatile_register(struct device *dev,
unsigned int reg)
{
switch (reg) {
case DA9055_STATUS1:
case DA9055_PLL_STATUS:
case DA9055_AUX_L_GAIN_STATUS:
case DA9055_AUX_R_GAIN_STATUS:
case DA9055_MIC_L_GAIN_STATUS:
case DA9055_MIC_R_GAIN_STATUS:
case DA9055_MIXIN_L_GAIN_STATUS:
case DA9055_MIXIN_R_GAIN_STATUS:
case DA9055_ADC_L_GAIN_STATUS:
case DA9055_ADC_R_GAIN_STATUS:
case DA9055_DAC_L_GAIN_STATUS:
case DA9055_DAC_R_GAIN_STATUS:
case DA9055_HP_L_GAIN_STATUS:
case DA9055_HP_R_GAIN_STATUS:
case DA9055_LINE_GAIN_STATUS:
case DA9055_ALC_CIC_OP_LVL_DATA:
return 1;
default:
return 0;
}
}
/* Set DAI word length */
static int da9055_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 da9055_priv *da9055 = snd_soc_codec_get_drvdata(codec);
u8 aif_ctrl, fs;
u32 sysclk;
switch (params_width(params)) {
case 16:
aif_ctrl = DA9055_AIF_WORD_S16_LE;
break;
case 20:
aif_ctrl = DA9055_AIF_WORD_S20_3LE;
break;
case 24:
aif_ctrl = DA9055_AIF_WORD_S24_LE;
break;
case 32:
aif_ctrl = DA9055_AIF_WORD_S32_LE;
break;
default:
return -EINVAL;
}
/* Set AIF format */
snd_soc_update_bits(codec, DA9055_AIF_CTRL, DA9055_AIF_WORD_LENGTH_MASK,
aif_ctrl);
switch (params_rate(params)) {
case 8000:
fs = DA9055_SR_8000;
sysclk = 3072000;
break;
case 11025:
fs = DA9055_SR_11025;
sysclk = 2822400;
break;
case 12000:
fs = DA9055_SR_12000;
sysclk = 3072000;
break;
case 16000:
fs = DA9055_SR_16000;
sysclk = 3072000;
break;
case 22050:
fs = DA9055_SR_22050;
sysclk = 2822400;
break;
case 32000:
fs = DA9055_SR_32000;
sysclk = 3072000;
break;
case 44100:
fs = DA9055_SR_44100;
sysclk = 2822400;
break;
case 48000:
fs = DA9055_SR_48000;
sysclk = 3072000;
break;
case 88200:
fs = DA9055_SR_88200;
sysclk = 2822400;
break;
case 96000:
fs = DA9055_SR_96000;
sysclk = 3072000;
break;
default:
return -EINVAL;
}
if (da9055->mclk_rate) {
/* PLL Mode, Write actual FS */
snd_soc_write(codec, DA9055_SR, fs);
} else {
/*
* Non-PLL Mode
* When PLL is bypassed, chip assumes constant MCLK of
* 12.288MHz and uses sample rate value to divide this MCLK
* to derive its sys clk. As sys clk has to be 256 * Fs, we
* need to write constant sample rate i.e. 48KHz.
*/
snd_soc_write(codec, DA9055_SR, DA9055_SR_48000);
}
if (da9055->mclk_rate && (da9055->mclk_rate != sysclk)) {
/* PLL Mode */
if (!da9055->master) {
/* PLL slave mode, enable PLL and also SRM */
snd_soc_update_bits(codec, DA9055_PLL_CTRL,
DA9055_PLL_EN | DA9055_PLL_SRM_EN,
DA9055_PLL_EN | DA9055_PLL_SRM_EN);
} else {
/* PLL master mode, only enable PLL */
snd_soc_update_bits(codec, DA9055_PLL_CTRL,
DA9055_PLL_EN, DA9055_PLL_EN);
}
} else {
/* Non PLL Mode, disable PLL */
snd_soc_update_bits(codec, DA9055_PLL_CTRL, DA9055_PLL_EN, 0);
}
return 0;
}
/* Set DAI mode and Format */
static int da9055_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
struct da9055_priv *da9055 = snd_soc_codec_get_drvdata(codec);
u8 aif_clk_mode, aif_ctrl, mode;
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBM_CFM:
/* DA9055 in I2S Master Mode */
mode = 1;
aif_clk_mode = DA9055_AIF_CLK_EN_MASTER_MODE;
break;
case SND_SOC_DAIFMT_CBS_CFS:
/* DA9055 in I2S Slave Mode */
mode = 0;
aif_clk_mode = DA9055_AIF_CLK_EN_SLAVE_MODE;
break;
default:
return -EINVAL;
}
/* Don't allow change of mode if PLL is enabled */
if ((snd_soc_read(codec, DA9055_PLL_CTRL) & DA9055_PLL_EN) &&
(da9055->master != mode))
return -EINVAL;
da9055->master = mode;
/* Only I2S is supported */
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
aif_ctrl = DA9055_AIF_FORMAT_I2S_MODE;
break;
case SND_SOC_DAIFMT_LEFT_J:
aif_ctrl = DA9055_AIF_FORMAT_LEFT_J;
break;
case SND_SOC_DAIFMT_RIGHT_J:
aif_ctrl = DA9055_AIF_FORMAT_RIGHT_J;
break;
case SND_SOC_DAIFMT_DSP_A:
aif_ctrl = DA9055_AIF_FORMAT_DSP;
break;
default:
return -EINVAL;
}
/* By default only 32 BCLK per WCLK is supported */
aif_clk_mode |= DA9055_AIF_BCLKS_PER_WCLK_32;
snd_soc_update_bits(codec, DA9055_AIF_CLK_MODE,
(DA9055_AIF_CLK_MODE_MASK | DA9055_AIF_BCLK_MASK),
aif_clk_mode);
snd_soc_update_bits(codec, DA9055_AIF_CTRL, DA9055_AIF_FORMAT_MASK,
aif_ctrl);
return 0;
}
static int da9055_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
if (mute) {
snd_soc_update_bits(codec, DA9055_DAC_L_CTRL,
DA9055_DAC_L_MUTE_EN, DA9055_DAC_L_MUTE_EN);
snd_soc_update_bits(codec, DA9055_DAC_R_CTRL,
DA9055_DAC_R_MUTE_EN, DA9055_DAC_R_MUTE_EN);
} else {
snd_soc_update_bits(codec, DA9055_DAC_L_CTRL,
DA9055_DAC_L_MUTE_EN, 0);
snd_soc_update_bits(codec, DA9055_DAC_R_CTRL,
DA9055_DAC_R_MUTE_EN, 0);
}
return 0;
}
#define DA9055_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
static int da9055_set_dai_sysclk(struct snd_soc_dai *codec_dai,
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
struct da9055_priv *da9055 = snd_soc_codec_get_drvdata(codec);
switch (clk_id) {
case DA9055_CLKSRC_MCLK:
switch (freq) {
case 11289600:
case 12000000:
case 12288000:
case 13000000:
case 13500000:
case 14400000:
case 19200000:
case 19680000:
case 19800000:
da9055->mclk_rate = freq;
return 0;
default:
dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
freq);
return -EINVAL;
}
break;
default:
dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
return -EINVAL;
}
}
/*
* da9055_set_dai_pll : Configure the codec PLL
* @param codec_dai : Pointer to codec DAI
* @param pll_id : da9055 has only one pll, so pll_id is always zero
* @param fref : Input MCLK frequency
* @param fout : FsDM value
* @return int : Zero for success, negative error code for error
*
* Note: Supported PLL input frequencies are 11.2896MHz, 12MHz, 12.288MHz,
* 13MHz, 13.5MHz, 14.4MHz, 19.2MHz, 19.6MHz and 19.8MHz
*/
static int da9055_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
int source, unsigned int fref, unsigned int fout)
{
struct snd_soc_codec *codec = codec_dai->codec;
struct da9055_priv *da9055 = snd_soc_codec_get_drvdata(codec);
u8 pll_frac_top, pll_frac_bot, pll_integer, cnt;
/* Disable PLL before setting the divisors */
snd_soc_update_bits(codec, DA9055_PLL_CTRL, DA9055_PLL_EN, 0);
/* In slave mode, there is only one set of divisors */
if (!da9055->master && (fout != 2822400))
goto pll_err;
/* Search pll div array for correct divisors */
for (cnt = 0; cnt < ARRAY_SIZE(da9055_pll_div); cnt++) {
/* Check fref, mode and fout */
if ((fref == da9055_pll_div[cnt].fref) &&
(da9055->master == da9055_pll_div[cnt].mode) &&
(fout == da9055_pll_div[cnt].fout)) {
/* All match, pick up divisors */
pll_frac_top = da9055_pll_div[cnt].frac_top;
pll_frac_bot = da9055_pll_div[cnt].frac_bot;
pll_integer = da9055_pll_div[cnt].integer;
break;
}
}
if (cnt >= ARRAY_SIZE(da9055_pll_div))
goto pll_err;
/* Write PLL dividers */
snd_soc_write(codec, DA9055_PLL_FRAC_TOP, pll_frac_top);
snd_soc_write(codec, DA9055_PLL_FRAC_BOT, pll_frac_bot);
snd_soc_write(codec, DA9055_PLL_INTEGER, pll_integer);
return 0;
pll_err:
dev_err(codec_dai->dev, "Error in setting up PLL\n");
return -EINVAL;
}
/* DAI operations */
static const struct snd_soc_dai_ops da9055_dai_ops = {
.hw_params = da9055_hw_params,
.set_fmt = da9055_set_dai_fmt,
.set_sysclk = da9055_set_dai_sysclk,
.set_pll = da9055_set_dai_pll,
.digital_mute = da9055_mute,
};
static struct snd_soc_dai_driver da9055_dai = {
.name = "da9055-hifi",
/* Playback Capabilities */
.playback = {
.stream_name = "Playback",
.channels_min = 1,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = DA9055_FORMATS,
},
/* Capture Capabilities */
.capture = {
.stream_name = "Capture",
.channels_min = 1,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = DA9055_FORMATS,
},
.ops = &da9055_dai_ops,
.symmetric_rates = 1,
};
static int da9055_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
switch (level) {
case SND_SOC_BIAS_ON:
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
/* Enable VMID reference & master bias */
snd_soc_update_bits(codec, DA9055_REFERENCES,
DA9055_VMID_EN | DA9055_BIAS_EN,
DA9055_VMID_EN | DA9055_BIAS_EN);
}
break;
case SND_SOC_BIAS_OFF:
/* Disable VMID reference & master bias */
snd_soc_update_bits(codec, DA9055_REFERENCES,
DA9055_VMID_EN | DA9055_BIAS_EN, 0);
break;
}
return 0;
}
static int da9055_probe(struct snd_soc_codec *codec)
{
struct da9055_priv *da9055 = snd_soc_codec_get_drvdata(codec);
/* Enable all Gain Ramps */
snd_soc_update_bits(codec, DA9055_AUX_L_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_AUX_R_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_MIXIN_L_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_MIXIN_R_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_ADC_L_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_ADC_R_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_DAC_L_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_DAC_R_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_HP_L_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_HP_R_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
snd_soc_update_bits(codec, DA9055_LINE_CTRL,
DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
/*
* There are two separate control bits for input and output mixers.
* One to enable corresponding amplifier and other to enable its
* output. As amplifier bits are related to power control, they are
* being managed by DAPM while other (non power related) bits are
* enabled here
*/
snd_soc_update_bits(codec, DA9055_MIXIN_L_CTRL,
DA9055_MIXIN_L_MIX_EN, DA9055_MIXIN_L_MIX_EN);
snd_soc_update_bits(codec, DA9055_MIXIN_R_CTRL,
DA9055_MIXIN_R_MIX_EN, DA9055_MIXIN_R_MIX_EN);
snd_soc_update_bits(codec, DA9055_MIXOUT_L_CTRL,
DA9055_MIXOUT_L_MIX_EN, DA9055_MIXOUT_L_MIX_EN);
snd_soc_update_bits(codec, DA9055_MIXOUT_R_CTRL,
DA9055_MIXOUT_R_MIX_EN, DA9055_MIXOUT_R_MIX_EN);
/* Set this as per your system configuration */
snd_soc_write(codec, DA9055_PLL_CTRL, DA9055_PLL_INDIV_10_20_MHZ);
/* Set platform data values */
if (da9055->pdata) {
/* set mic bias source */
if (da9055->pdata->micbias_source) {
snd_soc_update_bits(codec, DA9055_MIXIN_R_SELECT,
DA9055_MICBIAS2_EN,
DA9055_MICBIAS2_EN);
} else {
snd_soc_update_bits(codec, DA9055_MIXIN_R_SELECT,
DA9055_MICBIAS2_EN, 0);
}
/* set mic bias voltage */
switch (da9055->pdata->micbias) {
case DA9055_MICBIAS_2_2V:
case DA9055_MICBIAS_2_1V:
case DA9055_MICBIAS_1_8V:
case DA9055_MICBIAS_1_6V:
snd_soc_update_bits(codec, DA9055_MIC_CONFIG,
DA9055_MICBIAS_LEVEL_MASK,
(da9055->pdata->micbias) << 4);
break;
}
}
return 0;
}
static struct snd_soc_codec_driver soc_codec_dev_da9055 = {
.probe = da9055_probe,
.set_bias_level = da9055_set_bias_level,
.controls = da9055_snd_controls,
.num_controls = ARRAY_SIZE(da9055_snd_controls),
.dapm_widgets = da9055_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(da9055_dapm_widgets),
.dapm_routes = da9055_audio_map,
.num_dapm_routes = ARRAY_SIZE(da9055_audio_map),
};
static const struct regmap_config da9055_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
.reg_defaults = da9055_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(da9055_reg_defaults),
.volatile_reg = da9055_volatile_register,
.cache_type = REGCACHE_RBTREE,
};
static int da9055_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct da9055_priv *da9055;
struct da9055_platform_data *pdata = dev_get_platdata(&i2c->dev);
int ret;
da9055 = devm_kzalloc(&i2c->dev, sizeof(struct da9055_priv),
GFP_KERNEL);
if (!da9055)
return -ENOMEM;
if (pdata)
da9055->pdata = pdata;
i2c_set_clientdata(i2c, da9055);
da9055->regmap = devm_regmap_init_i2c(i2c, &da9055_regmap_config);
if (IS_ERR(da9055->regmap)) {
ret = PTR_ERR(da9055->regmap);
dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
return ret;
}
ret = snd_soc_register_codec(&i2c->dev,
&soc_codec_dev_da9055, &da9055_dai, 1);
if (ret < 0) {
dev_err(&i2c->dev, "Failed to register da9055 codec: %d\n",
ret);
}
return ret;
}
static int da9055_remove(struct i2c_client *client)
{
snd_soc_unregister_codec(&client->dev);
return 0;
}
/*
* DO NOT change the device Ids. The naming is intentionally specific as both
* the CODEC and PMIC parts of this chip are instantiated separately as I2C
* devices (both have configurable I2C addresses, and are to all intents and
* purposes separate). As a result there are specific DA9055 Ids for CODEC
* and PMIC, which must be different to operate together.
*/
static const struct i2c_device_id da9055_i2c_id[] = {
{ "da9055-codec", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, da9055_i2c_id);
static const struct of_device_id da9055_of_match[] = {
{ .compatible = "dlg,da9055-codec", },
{ }
};
MODULE_DEVICE_TABLE(of, da9055_of_match);
/* I2C codec control layer */
static struct i2c_driver da9055_i2c_driver = {
.driver = {
.name = "da9055-codec",
.of_match_table = of_match_ptr(da9055_of_match),
},
.probe = da9055_i2c_probe,
.remove = da9055_remove,
.id_table = da9055_i2c_id,
};
module_i2c_driver(da9055_i2c_driver);
MODULE_DESCRIPTION("ASoC DA9055 Codec driver");
MODULE_AUTHOR("David Chen, Ashish Chavan");
MODULE_LICENSE("GPL");
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