--- /dev/null
+/*
+ * 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 unsigned int aux_vol_tlv[] = {
+ TLV_DB_RANGE_HEAD(2),
+ 0x0, 0x10, TLV_DB_SCALE_ITEM(-5400, 0, 0),
+ /* -54dB to 15dB */
+ 0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 150, 0)
+};
+
+static const unsigned int digital_gain_tlv[] = {
+ TLV_DB_RANGE_HEAD(2),
+ 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 unsigned int alc_analog_gain_tlv[] = {
+ TLV_DB_RANGE_HEAD(2),
+ 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 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 (codec->dapm.bias_level == 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;
+ }
+ codec->dapm.bias_level = level;
+ 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", },
+ { }
+};
+
+/* I2C codec control layer */
+static struct i2c_driver da9055_i2c_driver = {
+ .driver = {
+ .name = "da9055-codec",
+ .owner = THIS_MODULE,
+ .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");
Code Review / kvmfornfv.git / blobdiff