cregit-Linux how code gets into the kernel

Release 4.7 sound/soc/codecs/da7210.c

Directory: sound/soc/codecs
/*
 * DA7210 ALSA Soc codec driver
 *
 * Copyright (c) 2009 Dialog Semiconductor
 * Written by David Chen <Dajun.chen@diasemi.com>
 *
 * Copyright (C) 2009 Renesas Solutions Corp.
 * Cleanups by Kuninori Morimoto <morimoto.kuninori@renesas.com>
 *
 * Tested on SuperH Ecovec24 board with S16/S24 LE in 48KHz using I2S
 *
 * 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/spi/spi.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/tlv.h>

/* DA7210 register space */

#define DA7210_PAGE_CONTROL		0x00

#define DA7210_CONTROL			0x01

#define DA7210_STATUS			0x02

#define DA7210_STARTUP1			0x03

#define DA7210_STARTUP2			0x04

#define DA7210_STARTUP3			0x05

#define DA7210_MIC_L			0x07

#define DA7210_MIC_R			0x08

#define DA7210_AUX1_L			0x09

#define DA7210_AUX1_R			0x0A

#define DA7210_AUX2			0x0B

#define DA7210_IN_GAIN			0x0C

#define DA7210_INMIX_L			0x0D

#define DA7210_INMIX_R			0x0E

#define DA7210_ADC_HPF			0x0F

#define DA7210_ADC			0x10

#define DA7210_ADC_EQ1_2		0X11

#define DA7210_ADC_EQ3_4		0x12

#define DA7210_ADC_EQ5			0x13

#define DA7210_DAC_HPF			0x14

#define DA7210_DAC_L			0x15

#define DA7210_DAC_R			0x16

#define DA7210_DAC_SEL			0x17

#define DA7210_SOFTMUTE			0x18

#define DA7210_DAC_EQ1_2		0x19

#define DA7210_DAC_EQ3_4		0x1A

#define DA7210_DAC_EQ5			0x1B

#define DA7210_OUTMIX_L			0x1C

#define DA7210_OUTMIX_R			0x1D

#define DA7210_OUT1_L			0x1E

#define DA7210_OUT1_R			0x1F

#define DA7210_OUT2			0x20

#define DA7210_HP_L_VOL			0x21

#define DA7210_HP_R_VOL			0x22

#define DA7210_HP_CFG			0x23

#define DA7210_ZERO_CROSS		0x24

#define DA7210_DAI_SRC_SEL		0x25

#define DA7210_DAI_CFG1			0x26

#define DA7210_DAI_CFG3			0x28

#define DA7210_PLL_DIV1			0x29

#define DA7210_PLL_DIV2			0x2A

#define DA7210_PLL_DIV3			0x2B

#define DA7210_PLL			0x2C

#define DA7210_ALC_MAX			0x83

#define DA7210_ALC_MIN			0x84

#define DA7210_ALC_NOIS			0x85

#define DA7210_ALC_ATT			0x86

#define DA7210_ALC_REL			0x87

#define DA7210_ALC_DEL			0x88

#define DA7210_A_HID_UNLOCK		0x8A

#define DA7210_A_TEST_UNLOCK		0x8B

#define DA7210_A_PLL1			0x90

#define DA7210_A_CP_MODE		0xA7

/* STARTUP1 bit fields */

#define DA7210_SC_MST_EN		(1 << 0)

/* MIC_L bit fields */

#define DA7210_MICBIAS_EN		(1 << 6)

#define DA7210_MIC_L_EN			(1 << 7)

/* MIC_R bit fields */

#define DA7210_MIC_R_EN			(1 << 7)

/* INMIX_L bit fields */

#define DA7210_IN_L_EN			(1 << 7)

/* INMIX_R bit fields */

#define DA7210_IN_R_EN			(1 << 7)

/* ADC bit fields */

#define DA7210_ADC_ALC_EN		(1 << 0)

#define DA7210_ADC_L_EN			(1 << 3)

#define DA7210_ADC_R_EN			(1 << 7)

/* DAC/ADC HPF fields */

#define DA7210_VOICE_F0_MASK		(0x7 << 4)

#define DA7210_VOICE_F0_25		(1 << 4)

#define DA7210_VOICE_EN			(1 << 7)

/* DAC_SEL bit fields */

#define DA7210_DAC_L_SRC_DAI_L		(4 << 0)

#define DA7210_DAC_L_EN			(1 << 3)

#define DA7210_DAC_R_SRC_DAI_R		(5 << 4)

#define DA7210_DAC_R_EN			(1 << 7)

/* OUTMIX_L bit fields */

#define DA7210_OUT_L_EN			(1 << 7)

/* OUTMIX_R bit fields */

#define DA7210_OUT_R_EN			(1 << 7)

/* HP_CFG bit fields */

#define DA7210_HP_2CAP_MODE		(1 << 1)

#define DA7210_HP_SENSE_EN		(1 << 2)

#define DA7210_HP_L_EN			(1 << 3)

#define DA7210_HP_MODE			(1 << 6)

#define DA7210_HP_R_EN			(1 << 7)

/* DAI_SRC_SEL bit fields */

#define DA7210_DAI_OUT_L_SRC		(6 << 0)

#define DA7210_DAI_OUT_R_SRC		(7 << 4)

/* DAI_CFG1 bit fields */

#define DA7210_DAI_WORD_S16_LE		(0 << 0)

#define DA7210_DAI_WORD_S20_3LE		(1 << 0)

#define DA7210_DAI_WORD_S24_LE		(2 << 0)

#define DA7210_DAI_WORD_S32_LE		(3 << 0)

#define DA7210_DAI_FLEN_64BIT		(1 << 2)

#define DA7210_DAI_MODE_SLAVE		(0 << 7)

#define DA7210_DAI_MODE_MASTER		(1 << 7)

/* DAI_CFG3 bit fields */

#define DA7210_DAI_FORMAT_I2SMODE	(0 << 0)

#define DA7210_DAI_FORMAT_LEFT_J	(1 << 0)

#define DA7210_DAI_FORMAT_RIGHT_J	(2 << 0)

#define DA7210_DAI_OE			(1 << 3)

#define DA7210_DAI_EN			(1 << 7)

/*PLL_DIV3 bit fields */

#define DA7210_PLL_DIV_L_MASK		(0xF << 0)

#define DA7210_MCLK_RANGE_10_20_MHZ	(1 << 4)

#define DA7210_PLL_BYP			(1 << 6)

/* PLL bit fields */

#define DA7210_PLL_FS_MASK		(0xF << 0)

#define DA7210_PLL_FS_8000		(0x1 << 0)

#define DA7210_PLL_FS_11025		(0x2 << 0)

#define DA7210_PLL_FS_12000		(0x3 << 0)

#define DA7210_PLL_FS_16000		(0x5 << 0)

#define DA7210_PLL_FS_22050		(0x6 << 0)

#define DA7210_PLL_FS_24000		(0x7 << 0)

#define DA7210_PLL_FS_32000		(0x9 << 0)

#define DA7210_PLL_FS_44100		(0xA << 0)

#define DA7210_PLL_FS_48000		(0xB << 0)

#define DA7210_PLL_FS_88200		(0xE << 0)

#define DA7210_PLL_FS_96000		(0xF << 0)

#define DA7210_MCLK_DET_EN		(0x1 << 5)

#define DA7210_MCLK_SRM_EN		(0x1 << 6)

#define DA7210_PLL_EN			(0x1 << 7)

/* SOFTMUTE bit fields */

#define DA7210_RAMP_EN			(1 << 6)

/* CONTROL bit fields */

#define DA7210_REG_EN			(1 << 0)

#define DA7210_BIAS_EN			(1 << 2)

#define DA7210_NOISE_SUP_EN		(1 << 3)

/* IN_GAIN bit fields */

#define DA7210_INPGA_L_VOL		(0x0F << 0)

#define DA7210_INPGA_R_VOL		(0xF0 << 0)

/* ZERO_CROSS bit fields */

#define DA7210_AUX1_L_ZC		(1 << 0)

#define DA7210_AUX1_R_ZC		(1 << 1)

#define DA7210_HP_L_ZC			(1 << 6)

#define DA7210_HP_R_ZC			(1 << 7)

/* AUX1_L bit fields */

#define DA7210_AUX1_L_VOL		(0x3F << 0)

#define DA7210_AUX1_L_EN		(1 << 7)

/* AUX1_R bit fields */

#define DA7210_AUX1_R_VOL		(0x3F << 0)

#define DA7210_AUX1_R_EN		(1 << 7)

/* AUX2 bit fields */

#define DA7210_AUX2_EN			(1 << 3)

/* Minimum INPGA and AUX1 volume to enable noise suppression */

#define DA7210_INPGA_MIN_VOL_NS		0x0A  
/* 10.5dB */

#define DA7210_AUX1_MIN_VOL_NS		0x35  
/* 6dB */

/* OUT1_L bit fields */

#define DA7210_OUT1_L_EN		(1 << 7)

/* OUT1_R bit fields */

#define DA7210_OUT1_R_EN		(1 << 7)

/* OUT2 bit fields */

#define DA7210_OUT2_OUTMIX_R		(1 << 5)

#define DA7210_OUT2_OUTMIX_L		(1 << 6)

#define DA7210_OUT2_EN			(1 << 7)


struct pll_div {
	
int fref;
	
int fout;
	
u8 div1;
	
u8 div2;
	
u8 div3;
	
u8 mode;	/* 0 = slave, 1 = master */
};

/* PLL dividers table */

static const struct pll_div da7210_pll_div[] = {
	/* for MASTER mode, fs = 44.1Khz */
	{ 12000000, 2822400, 0xE8, 0x6C, 0x2, 1},	/* MCLK=12Mhz */
	{ 13000000, 2822400, 0xDF, 0x28, 0xC, 1},	/* MCLK=13Mhz */
	{ 13500000, 2822400, 0xDB, 0x0A, 0xD, 1},	/* MCLK=13.5Mhz */
	{ 14400000, 2822400, 0xD4, 0x5A, 0x2, 1},	/* MCLK=14.4Mhz */
	{ 19200000, 2822400, 0xBB, 0x43, 0x9, 1},	/* MCLK=19.2Mhz */
	{ 19680000, 2822400, 0xB9, 0x6D, 0xA, 1},	/* MCLK=19.68Mhz */
	{ 19800000, 2822400, 0xB8, 0xFB, 0xB, 1},	/* MCLK=19.8Mhz */
	/* for MASTER mode, fs = 48Khz */
	{ 12000000, 3072000, 0xF3, 0x12, 0x7, 1},	/* MCLK=12Mhz */
	{ 13000000, 3072000, 0xE8, 0xFD, 0x5, 1},	/* MCLK=13Mhz */
	{ 13500000, 3072000, 0xE4, 0x82, 0x3, 1},	/* MCLK=13.5Mhz */
	{ 14400000, 3072000, 0xDD, 0x3A, 0x0, 1},	/* MCLK=14.4Mhz */
	{ 19200000, 3072000, 0xC1, 0xEB, 0x8, 1},	/* MCLK=19.2Mhz */
	{ 19680000, 3072000, 0xBF, 0xEC, 0x0, 1},	/* MCLK=19.68Mhz */
	{ 19800000, 3072000, 0xBF, 0x70, 0x0, 1},	/* MCLK=19.8Mhz */
	/* for SLAVE mode with SRM */
	{ 12000000, 2822400, 0xED, 0xBF, 0x5, 0},	/* MCLK=12Mhz */
	{ 13000000, 2822400, 0xE4, 0x13, 0x0, 0},	/* MCLK=13Mhz */
	{ 13500000, 2822400, 0xDF, 0xC6, 0x8, 0},	/* MCLK=13.5Mhz */
	{ 14400000, 2822400, 0xD8, 0xCA, 0x1, 0},	/* MCLK=14.4Mhz */
	{ 19200000, 2822400, 0xBE, 0x97, 0x9, 0},	/* MCLK=19.2Mhz */
	{ 19680000, 2822400, 0xBC, 0xAC, 0xD, 0},	/* MCLK=19.68Mhz */
	{ 19800000, 2822400, 0xBC, 0x35, 0xE, 0},	/* MCLK=19.8Mhz  */
};


enum clk_src {
	
DA7210_CLKSRC_MCLK
};


#define DA7210_VERSION "0.0.1"

/*
 * Playback Volume
 *
 * max          : 0x3F (+15.0 dB)
 *                 (1.5 dB step)
 * min          : 0x11 (-54.0 dB)
 * mute         : 0x10
 * reserved     : 0x00 - 0x0F
 *
 * Reserved area are considered as "mute".
 */
static const DECLARE_TLV_DB_RANGE(hp_out_tlv,
	0x0, 0x10, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
	/* -54 dB to +15 dB */
	0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 150, 0)
);

static const DECLARE_TLV_DB_RANGE(lineout_vol_tlv,
	0x0, 0x10, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
	/* -54dB to 15dB */
	0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 150, 0)
);

static const DECLARE_TLV_DB_RANGE(mono_vol_tlv,
	0x0, 0x2, TLV_DB_SCALE_ITEM(-1800, 0, 1),
	/* -18dB to 6dB */
	0x3, 0x7, TLV_DB_SCALE_ITEM(-1800, 600, 0)
);

static const DECLARE_TLV_DB_RANGE(aux1_vol_tlv,
	0x0, 0x10, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
	/* -48dB to 21dB */
	0x11, 0x3f, TLV_DB_SCALE_ITEM(-4800, 150, 0)
);

static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
static const DECLARE_TLV_DB_SCALE(adc_eq_master_gain_tlv, -1800, 600, 1);
static const DECLARE_TLV_DB_SCALE(dac_gain_tlv, -7725, 75, 0);
static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
static const DECLARE_TLV_DB_SCALE(aux2_vol_tlv, -600, 600, 0);
static const DECLARE_TLV_DB_SCALE(inpga_gain_tlv, -450, 150, 0);

/* ADC and DAC high pass filter f0 value */

static const char * const da7210_hpf_cutoff_txt[] = {
	"Fs/8192*pi", "Fs/4096*pi", "Fs/2048*pi", "Fs/1024*pi"
};

static SOC_ENUM_SINGLE_DECL(da7210_dac_hpf_cutoff,
			    DA7210_DAC_HPF, 0, da7210_hpf_cutoff_txt);

static SOC_ENUM_SINGLE_DECL(da7210_adc_hpf_cutoff,
			    DA7210_ADC_HPF, 0, da7210_hpf_cutoff_txt);

/* ADC and DAC voice (8kHz) high pass cutoff value */

static const char * const da7210_vf_cutoff_txt[] = {
	"2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
};

static SOC_ENUM_SINGLE_DECL(da7210_dac_vf_cutoff,
			    DA7210_DAC_HPF, 4, da7210_vf_cutoff_txt);

static SOC_ENUM_SINGLE_DECL(da7210_adc_vf_cutoff,
			    DA7210_ADC_HPF, 4, da7210_vf_cutoff_txt);


static const char *da7210_hp_mode_txt[] = {
	"Class H", "Class G"
};

static SOC_ENUM_SINGLE_DECL(da7210_hp_mode_sel,
			    DA7210_HP_CFG, 0, da7210_hp_mode_txt);

/* ALC can be enabled only if noise suppression is disabled */

static int da7210_put_alc_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); if (ucontrol->value.integer.value[0]) { /* Check if noise suppression is enabled */ if (snd_soc_read(codec, DA7210_CONTROL) & DA7210_NOISE_SUP_EN) { dev_dbg(codec->dev, "Disable noise suppression to enable ALC\n"); return -EINVAL; } } /* If all conditions are met or we are actually disabling ALC */ return snd_soc_put_volsw(kcontrol, ucontrol); }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan7698.70%150.00%
lars-peter clausenlars-peter clausen11.30%150.00%
Total77100.00%2100.00%

/* Noise suppression can be enabled only if following conditions are met * ALC disabled * ZC enabled for HP and AUX1 PGA * INPGA_L_VOL and INPGA_R_VOL >= 10.5 dB * AUX1_L_VOL and AUX1_R_VOL >= 6 dB */
static int da7210_put_noise_sup_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); u8 val; if (ucontrol->value.integer.value[0]) { /* Check if ALC is enabled */ if (snd_soc_read(codec, DA7210_ADC) & DA7210_ADC_ALC_EN) goto err; /* Check ZC for HP and AUX1 PGA */ if ((snd_soc_read(codec, DA7210_ZERO_CROSS) & (DA7210_AUX1_L_ZC | DA7210_AUX1_R_ZC | DA7210_HP_L_ZC | DA7210_HP_R_ZC)) != (DA7210_AUX1_L_ZC | DA7210_AUX1_R_ZC | DA7210_HP_L_ZC | DA7210_HP_R_ZC)) goto err; /* Check INPGA_L_VOL and INPGA_R_VOL */ val = snd_soc_read(codec, DA7210_IN_GAIN); if (((val & DA7210_INPGA_L_VOL) < DA7210_INPGA_MIN_VOL_NS) || (((val & DA7210_INPGA_R_VOL) >> 4) < DA7210_INPGA_MIN_VOL_NS)) goto err; /* Check AUX1_L_VOL and AUX1_R_VOL */ if (((snd_soc_read(codec, DA7210_AUX1_L) & DA7210_AUX1_L_VOL) < DA7210_AUX1_MIN_VOL_NS) || ((snd_soc_read(codec, DA7210_AUX1_R) & DA7210_AUX1_R_VOL) < DA7210_AUX1_MIN_VOL_NS)) goto err; } /* If all conditions are met or we are actually disabling Noise sup */ return snd_soc_put_volsw(kcontrol, ucontrol); err: return -EINVAL; }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan18399.46%150.00%
lars-peter clausenlars-peter clausen10.54%150.00%
Total184100.00%2100.00%

static const struct snd_kcontrol_new da7210_snd_controls[] = { SOC_DOUBLE_R_TLV("HeadPhone Playback Volume", DA7210_HP_L_VOL, DA7210_HP_R_VOL, 0, 0x3F, 0, hp_out_tlv), SOC_DOUBLE_R_TLV("Digital Playback Volume", DA7210_DAC_L, DA7210_DAC_R, 0, 0x77, 1, dac_gain_tlv), SOC_DOUBLE_R_TLV("Lineout Playback Volume", DA7210_OUT1_L, DA7210_OUT1_R, 0, 0x3f, 0, lineout_vol_tlv), SOC_SINGLE_TLV("Mono Playback Volume", DA7210_OUT2, 0, 0x7, 0, mono_vol_tlv), SOC_DOUBLE_R_TLV("Mic Capture Volume", DA7210_MIC_L, DA7210_MIC_R, 0, 0x5, 0, mic_vol_tlv), SOC_DOUBLE_R_TLV("Aux1 Capture Volume", DA7210_AUX1_L, DA7210_AUX1_R, 0, 0x3f, 0, aux1_vol_tlv), SOC_SINGLE_TLV("Aux2 Capture Volume", DA7210_AUX2, 0, 0x3, 0, aux2_vol_tlv), SOC_DOUBLE_TLV("In PGA Capture Volume", DA7210_IN_GAIN, 0, 4, 0xF, 0, inpga_gain_tlv), /* DAC Equalizer controls */ SOC_SINGLE("DAC EQ Switch", DA7210_DAC_EQ5, 7, 1, 0), SOC_SINGLE_TLV("DAC EQ1 Volume", DA7210_DAC_EQ1_2, 0, 0xf, 1, eq_gain_tlv), SOC_SINGLE_TLV("DAC EQ2 Volume", DA7210_DAC_EQ1_2, 4, 0xf, 1, eq_gain_tlv), SOC_SINGLE_TLV("DAC EQ3 Volume", DA7210_DAC_EQ3_4, 0, 0xf, 1, eq_gain_tlv), SOC_SINGLE_TLV("DAC EQ4 Volume", DA7210_DAC_EQ3_4, 4, 0xf, 1, eq_gain_tlv), SOC_SINGLE_TLV("DAC EQ5 Volume", DA7210_DAC_EQ5, 0, 0xf, 1, eq_gain_tlv), /* ADC Equalizer controls */ SOC_SINGLE("ADC EQ Switch", DA7210_ADC_EQ5, 7, 1, 0), SOC_SINGLE_TLV("ADC EQ Master Volume", DA7210_ADC_EQ5, 4, 0x3, 1, adc_eq_master_gain_tlv), SOC_SINGLE_TLV("ADC EQ1 Volume", DA7210_ADC_EQ1_2, 0, 0xf, 1, eq_gain_tlv), SOC_SINGLE_TLV("ADC EQ2 Volume", DA7210_ADC_EQ1_2, 4, 0xf, 1, eq_gain_tlv), SOC_SINGLE_TLV("ADC EQ3 Volume", DA7210_ADC_EQ3_4, 0, 0xf, 1, eq_gain_tlv), SOC_SINGLE_TLV("ADC EQ4 Volume", DA7210_ADC_EQ3_4, 4, 0xf, 1, eq_gain_tlv), SOC_SINGLE_TLV("ADC EQ5 Volume", DA7210_ADC_EQ5, 0, 0xf, 1, eq_gain_tlv), SOC_SINGLE("DAC HPF Switch", DA7210_DAC_HPF, 3, 1, 0), SOC_ENUM("DAC HPF Cutoff", da7210_dac_hpf_cutoff), SOC_SINGLE("DAC Voice Mode Switch", DA7210_DAC_HPF, 7, 1, 0), SOC_ENUM("DAC Voice Cutoff", da7210_dac_vf_cutoff), SOC_SINGLE("ADC HPF Switch", DA7210_ADC_HPF, 3, 1, 0), SOC_ENUM("ADC HPF Cutoff", da7210_adc_hpf_cutoff), SOC_SINGLE("ADC Voice Mode Switch", DA7210_ADC_HPF, 7, 1, 0), SOC_ENUM("ADC Voice Cutoff", da7210_adc_vf_cutoff), /* Mute controls */ SOC_DOUBLE_R("Mic Capture Switch", DA7210_MIC_L, DA7210_MIC_R, 3, 1, 0), SOC_SINGLE("Aux2 Capture Switch", DA7210_AUX2, 2, 1, 0), SOC_DOUBLE("ADC Capture Switch", DA7210_ADC, 2, 6, 1, 0), SOC_SINGLE("Digital Soft Mute Switch", DA7210_SOFTMUTE, 7, 1, 0), SOC_SINGLE("Digital Soft Mute Rate", DA7210_SOFTMUTE, 0, 0x7, 0), /* Zero cross controls */ SOC_DOUBLE("Aux1 ZC Switch", DA7210_ZERO_CROSS, 0, 1, 1, 0), SOC_DOUBLE("In PGA ZC Switch", DA7210_ZERO_CROSS, 2, 3, 1, 0), SOC_DOUBLE("Lineout ZC Switch", DA7210_ZERO_CROSS, 4, 5, 1, 0), SOC_DOUBLE("Headphone ZC Switch", DA7210_ZERO_CROSS, 6, 7, 1, 0), SOC_ENUM("Headphone Class", da7210_hp_mode_sel), /* ALC controls */ SOC_SINGLE_EXT("ALC Enable Switch", DA7210_ADC, 0, 1, 0, snd_soc_get_volsw, da7210_put_alc_sw), SOC_SINGLE("ALC Capture Max Volume", DA7210_ALC_MAX, 0, 0x3F, 0), SOC_SINGLE("ALC Capture Min Volume", DA7210_ALC_MIN, 0, 0x3F, 0), SOC_SINGLE("ALC Capture Noise Volume", DA7210_ALC_NOIS, 0, 0x3F, 0), SOC_SINGLE("ALC Capture Attack Rate", DA7210_ALC_ATT, 0, 0xFF, 0), SOC_SINGLE("ALC Capture Release Rate", DA7210_ALC_REL, 0, 0xFF, 0), SOC_SINGLE("ALC Capture Release Delay", DA7210_ALC_DEL, 0, 0xFF, 0), SOC_SINGLE_EXT("Noise Suppression Enable Switch", DA7210_CONTROL, 3, 1, 0, snd_soc_get_volsw, da7210_put_noise_sup_sw), }; /* * DAPM Controls * * Current DAPM implementation covers almost all codec components e.g. IOs, * mixers, PGAs,ADC and DAC. */ /* In Mixer Left */ static const struct snd_kcontrol_new da7210_dapm_inmixl_controls[] = { SOC_DAPM_SINGLE("Mic Left Switch", DA7210_INMIX_L, 0, 1, 0), SOC_DAPM_SINGLE("Mic Right Switch", DA7210_INMIX_L, 1, 1, 0), SOC_DAPM_SINGLE("Aux1 Left Switch", DA7210_INMIX_L, 2, 1, 0), SOC_DAPM_SINGLE("Aux2 Switch", DA7210_INMIX_L, 3, 1, 0), SOC_DAPM_SINGLE("Outmix Left Switch", DA7210_INMIX_L, 4, 1, 0), }; /* In Mixer Right */ static const struct snd_kcontrol_new da7210_dapm_inmixr_controls[] = { SOC_DAPM_SINGLE("Mic Right Switch", DA7210_INMIX_R, 0, 1, 0), SOC_DAPM_SINGLE("Mic Left Switch", DA7210_INMIX_R, 1, 1, 0), SOC_DAPM_SINGLE("Aux1 Right Switch", DA7210_INMIX_R, 2, 1, 0), SOC_DAPM_SINGLE("Aux2 Switch", DA7210_INMIX_R, 3, 1, 0), SOC_DAPM_SINGLE("Outmix Right Switch", DA7210_INMIX_R, 4, 1, 0), }; /* Out Mixer Left */ static const struct snd_kcontrol_new da7210_dapm_outmixl_controls[] = { SOC_DAPM_SINGLE("Aux1 Left Switch", DA7210_OUTMIX_L, 0, 1, 0), SOC_DAPM_SINGLE("Aux2 Switch", DA7210_OUTMIX_L, 1, 1, 0), SOC_DAPM_SINGLE("INPGA Left Switch", DA7210_OUTMIX_L, 2, 1, 0), SOC_DAPM_SINGLE("INPGA Right Switch", DA7210_OUTMIX_L, 3, 1, 0), SOC_DAPM_SINGLE("DAC Left Switch", DA7210_OUTMIX_L, 4, 1, 0), }; /* Out Mixer Right */ static const struct snd_kcontrol_new da7210_dapm_outmixr_controls[] = { SOC_DAPM_SINGLE("Aux1 Right Switch", DA7210_OUTMIX_R, 0, 1, 0), SOC_DAPM_SINGLE("Aux2 Switch", DA7210_OUTMIX_R, 1, 1, 0), SOC_DAPM_SINGLE("INPGA Left Switch", DA7210_OUTMIX_R, 2, 1, 0), SOC_DAPM_SINGLE("INPGA Right Switch", DA7210_OUTMIX_R, 3, 1, 0), SOC_DAPM_SINGLE("DAC Right Switch", DA7210_OUTMIX_R, 4, 1, 0), }; /* Mono Mixer */ static const struct snd_kcontrol_new da7210_dapm_monomix_controls[] = { SOC_DAPM_SINGLE("INPGA Right Switch", DA7210_OUT2, 3, 1, 0), SOC_DAPM_SINGLE("INPGA Left Switch", DA7210_OUT2, 4, 1, 0), SOC_DAPM_SINGLE("Outmix Right Switch", DA7210_OUT2, 5, 1, 0), SOC_DAPM_SINGLE("Outmix Left Switch", DA7210_OUT2, 6, 1, 0), }; /* DAPM widgets */ static const struct snd_soc_dapm_widget da7210_dapm_widgets[] = { /* Input Side */ /* Input Lines */ SND_SOC_DAPM_INPUT("MICL"), SND_SOC_DAPM_INPUT("MICR"), SND_SOC_DAPM_INPUT("AUX1L"), SND_SOC_DAPM_INPUT("AUX1R"), SND_SOC_DAPM_INPUT("AUX2"), /* Input PGAs */ SND_SOC_DAPM_PGA("Mic Left", DA7210_STARTUP3, 0, 1, NULL, 0), SND_SOC_DAPM_PGA("Mic Right", DA7210_STARTUP3, 1, 1, NULL, 0), SND_SOC_DAPM_PGA("Aux1 Left", DA7210_STARTUP3, 2, 1, NULL, 0), SND_SOC_DAPM_PGA("Aux1 Right", DA7210_STARTUP3, 3, 1, NULL, 0), SND_SOC_DAPM_PGA("Aux2 Mono", DA7210_STARTUP3, 4, 1, NULL, 0), SND_SOC_DAPM_PGA("INPGA Left", DA7210_INMIX_L, 7, 0, NULL, 0), SND_SOC_DAPM_PGA("INPGA Right", DA7210_INMIX_R, 7, 0, NULL, 0), /* MICBIAS */ SND_SOC_DAPM_SUPPLY("Mic Bias", DA7210_MIC_L, 6, 0, NULL, 0), /* Input Mixers */ SND_SOC_DAPM_MIXER("In Mixer Left", SND_SOC_NOPM, 0, 0, &da7210_dapm_inmixl_controls[0], ARRAY_SIZE(da7210_dapm_inmixl_controls)), SND_SOC_DAPM_MIXER("In Mixer Right", SND_SOC_NOPM, 0, 0, &da7210_dapm_inmixr_controls[0], ARRAY_SIZE(da7210_dapm_inmixr_controls)), /* ADCs */ SND_SOC_DAPM_ADC("ADC Left", "Capture", DA7210_STARTUP3, 5, 1), SND_SOC_DAPM_ADC("ADC Right", "Capture", DA7210_STARTUP3, 6, 1), /* Output Side */ /* DACs */ SND_SOC_DAPM_DAC("DAC Left", "Playback", DA7210_STARTUP2, 5, 1), SND_SOC_DAPM_DAC("DAC Right", "Playback", DA7210_STARTUP2, 6, 1), /* Output Mixers */ SND_SOC_DAPM_MIXER("Out Mixer Left", SND_SOC_NOPM, 0, 0, &da7210_dapm_outmixl_controls[0], ARRAY_SIZE(da7210_dapm_outmixl_controls)), SND_SOC_DAPM_MIXER("Out Mixer Right", SND_SOC_NOPM, 0, 0, &da7210_dapm_outmixr_controls[0], ARRAY_SIZE(da7210_dapm_outmixr_controls)), SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, &da7210_dapm_monomix_controls[0], ARRAY_SIZE(da7210_dapm_monomix_controls)), /* Output PGAs */ SND_SOC_DAPM_PGA("OUTPGA Left Enable", DA7210_OUTMIX_L, 7, 0, NULL, 0), SND_SOC_DAPM_PGA("OUTPGA Right Enable", DA7210_OUTMIX_R, 7, 0, NULL, 0), SND_SOC_DAPM_PGA("Out1 Left", DA7210_STARTUP2, 0, 1, NULL, 0), SND_SOC_DAPM_PGA("Out1 Right", DA7210_STARTUP2, 1, 1, NULL, 0), SND_SOC_DAPM_PGA("Out2 Mono", DA7210_STARTUP2, 2, 1, NULL, 0), SND_SOC_DAPM_PGA("Headphone Left", DA7210_STARTUP2, 3, 1, NULL, 0), SND_SOC_DAPM_PGA("Headphone Right", DA7210_STARTUP2, 4, 1, NULL, 0), /* Output Lines */ SND_SOC_DAPM_OUTPUT("OUT1L"), SND_SOC_DAPM_OUTPUT("OUT1R"), SND_SOC_DAPM_OUTPUT("HPL"), SND_SOC_DAPM_OUTPUT("HPR"), SND_SOC_DAPM_OUTPUT("OUT2"), }; /* DAPM audio route definition */ static const struct snd_soc_dapm_route da7210_audio_map[] = { /* Dest Connecting Widget source */ /* Input path */ {"Mic Left", NULL, "MICL"}, {"Mic Right", NULL, "MICR"}, {"Aux1 Left", NULL, "AUX1L"}, {"Aux1 Right", NULL, "AUX1R"}, {"Aux2 Mono", NULL, "AUX2"}, {"In Mixer Left", "Mic Left Switch", "Mic Left"}, {"In Mixer Left", "Mic Right Switch", "Mic Right"}, {"In Mixer Left", "Aux1 Left Switch", "Aux1 Left"}, {"In Mixer Left", "Aux2 Switch", "Aux2 Mono"}, {"In Mixer Left", "Outmix Left Switch", "Out Mixer Left"}, {"In Mixer Right", "Mic Right Switch", "Mic Right"}, {"In Mixer Right", "Mic Left Switch", "Mic Left"}, {"In Mixer Right", "Aux1 Right Switch", "Aux1 Right"}, {"In Mixer Right", "Aux2 Switch", "Aux2 Mono"}, {"In Mixer Right", "Outmix Right Switch", "Out Mixer Right"}, {"INPGA Left", NULL, "In Mixer Left"}, {"ADC Left", NULL, "INPGA Left"}, {"INPGA Right", NULL, "In Mixer Right"}, {"ADC Right", NULL, "INPGA Right"}, /* Output path */ {"Out Mixer Left", "Aux1 Left Switch", "Aux1 Left"}, {"Out Mixer Left", "Aux2 Switch", "Aux2 Mono"}, {"Out Mixer Left", "INPGA Left Switch", "INPGA Left"}, {"Out Mixer Left", "INPGA Right Switch", "INPGA Right"}, {"Out Mixer Left", "DAC Left Switch", "DAC Left"}, {"Out Mixer Right", "Aux1 Right Switch", "Aux1 Right"}, {"Out Mixer Right", "Aux2 Switch", "Aux2 Mono"}, {"Out Mixer Right", "INPGA Right Switch", "INPGA Right"}, {"Out Mixer Right", "INPGA Left Switch", "INPGA Left"}, {"Out Mixer Right", "DAC Right Switch", "DAC Right"}, {"Mono Mixer", "INPGA Right Switch", "INPGA Right"}, {"Mono Mixer", "INPGA Left Switch", "INPGA Left"}, {"Mono Mixer", "Outmix Right Switch", "Out Mixer Right"}, {"Mono Mixer", "Outmix Left Switch", "Out Mixer Left"}, {"OUTPGA Left Enable", NULL, "Out Mixer Left"}, {"OUTPGA Right Enable", NULL, "Out Mixer Right"}, {"Out1 Left", NULL, "OUTPGA Left Enable"}, {"OUT1L", NULL, "Out1 Left"}, {"Out1 Right", NULL, "OUTPGA Right Enable"}, {"OUT1R", NULL, "Out1 Right"}, {"Headphone Left", NULL, "OUTPGA Left Enable"}, {"HPL", NULL, "Headphone Left"}, {"Headphone Right", NULL, "OUTPGA Right Enable"}, {"HPR", NULL, "Headphone Right"}, {"Out2 Mono", NULL, "Mono Mixer"}, {"OUT2", NULL, "Out2 Mono"}, }; /* Codec private data */ struct da7210_priv { struct regmap *regmap; unsigned int mclk_rate; int master; }; static const struct reg_default da7210_reg_defaults[] = { { 0x00, 0x00 }, { 0x01, 0x11 }, { 0x03, 0x00 }, { 0x04, 0x00 }, { 0x05, 0x00 }, { 0x06, 0x00 }, { 0x07, 0x00 }, { 0x08, 0x00 }, { 0x09, 0x00 }, { 0x0a, 0x00 }, { 0x0b, 0x00 }, { 0x0c, 0x00 }, { 0x0d, 0x00 }, { 0x0e, 0x00 }, { 0x0f, 0x08 }, { 0x10, 0x00 }, { 0x11, 0x00 }, { 0x12, 0x00 }, { 0x13, 0x00 }, { 0x14, 0x08 }, { 0x15, 0x10 }, { 0x16, 0x10 }, { 0x17, 0x54 }, { 0x18, 0x40 }, { 0x19, 0x00 }, { 0x1a, 0x00 }, { 0x1b, 0x00 }, { 0x1c, 0x00 }, { 0x1d, 0x00 }, { 0x1e, 0x00 }, { 0x1f, 0x00 }, { 0x20, 0x00 }, { 0x21, 0x00 }, { 0x22, 0x00 }, { 0x23, 0x02 }, { 0x24, 0x00 }, { 0x25, 0x76 }, { 0x26, 0x00 }, { 0x27, 0x00 }, { 0x28, 0x04 }, { 0x29, 0x00 }, { 0x2a, 0x00 }, { 0x2b, 0x30 }, { 0x2c, 0x2A }, { 0x83, 0x00 }, { 0x84, 0x00 }, { 0x85, 0x00 }, { 0x86, 0x00 }, { 0x87, 0x00 }, { 0x88, 0x00 }, };
static bool da7210_readable_register(struct device *dev, unsigned int reg) { switch (reg) { case DA7210_A_HID_UNLOCK: case DA7210_A_TEST_UNLOCK: case DA7210_A_PLL1: case DA7210_A_CP_MODE: return false; default: return true; } }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan40100.00%1100.00%
Total40100.00%1100.00%


static bool da7210_volatile_register(struct device *dev, unsigned int reg) { switch (reg) { case DA7210_STATUS: return true; default: return false; } }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan31100.00%1100.00%
Total31100.00%1100.00%

/* * Set PCM DAI word length. */
static int da7210_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 da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); u32 dai_cfg1; u32 fs, sysclk; /* set DAI source to Left and Right ADC */ snd_soc_write(codec, DA7210_DAI_SRC_SEL, DA7210_DAI_OUT_R_SRC | DA7210_DAI_OUT_L_SRC); /* Enable DAI */ snd_soc_write(codec, DA7210_DAI_CFG3, DA7210_DAI_OE | DA7210_DAI_EN); dai_cfg1 = 0xFC & snd_soc_read(codec, DA7210_DAI_CFG1); switch (params_width(params)) { case 16: dai_cfg1 |= DA7210_DAI_WORD_S16_LE; break; case 20: dai_cfg1 |= DA7210_DAI_WORD_S20_3LE; break; case 24: dai_cfg1 |= DA7210_DAI_WORD_S24_LE; break; case 32: dai_cfg1 |= DA7210_DAI_WORD_S32_LE; break; default: return -EINVAL; } snd_soc_write(codec, DA7210_DAI_CFG1, dai_cfg1); switch (params_rate(params)) { case 8000: fs = DA7210_PLL_FS_8000; sysclk = 3072000; break; case 11025: fs = DA7210_PLL_FS_11025; sysclk = 2822400; break; case 12000: fs = DA7210_PLL_FS_12000; sysclk = 3072000; break; case 16000: fs = DA7210_PLL_FS_16000; sysclk = 3072000; break; case 22050: fs = DA7210_PLL_FS_22050; sysclk = 2822400; break; case 32000: fs = DA7210_PLL_FS_32000; sysclk = 3072000; break; case 44100: fs = DA7210_PLL_FS_44100; sysclk = 2822400; break; case 48000: fs = DA7210_PLL_FS_48000; sysclk = 3072000; break; case 88200: fs = DA7210_PLL_FS_88200; sysclk = 2822400; break; case 96000: fs = DA7210_PLL_FS_96000; sysclk = 3072000; break; default: return -EINVAL; } /* Disable active mode */ snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, 0); snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_FS_MASK, fs); if (da7210->mclk_rate && (da7210->mclk_rate != sysclk)) { /* PLL mode, disable PLL bypass */ snd_soc_update_bits(codec, DA7210_PLL_DIV3, DA7210_PLL_BYP, 0); if (!da7210->master) { /* PLL slave mode, also enable SRM */ snd_soc_update_bits(codec, DA7210_PLL, (DA7210_MCLK_SRM_EN | DA7210_MCLK_DET_EN), (DA7210_MCLK_SRM_EN | DA7210_MCLK_DET_EN)); } } else { /* PLL bypass mode, enable PLL bypass and Auto Detection */ snd_soc_update_bits(codec, DA7210_PLL, DA7210_MCLK_DET_EN, DA7210_MCLK_DET_EN); snd_soc_update_bits(codec, DA7210_PLL_DIV3, DA7210_PLL_BYP, DA7210_PLL_BYP); } /* Enable active mode */ snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, DA7210_SC_MST_EN); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan38297.20%360.00%
kuninori morimotokuninori morimoto61.53%120.00%
mark brownmark brown51.27%120.00%
Total393100.00%5100.00%

/* * Set DAI mode and Format */
static int da7210_set_dai_fmt(struct snd_soc_dai *codec_dai, u32 fmt) { struct snd_soc_codec *codec = codec_dai->codec; struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); u32 dai_cfg1; u32 dai_cfg3; dai_cfg1 = 0x7f & snd_soc_read(codec, DA7210_DAI_CFG1); dai_cfg3 = 0xfc & snd_soc_read(codec, DA7210_DAI_CFG3); if ((snd_soc_read(codec, DA7210_PLL) & DA7210_PLL_EN) && (!(snd_soc_read(codec, DA7210_PLL_DIV3) & DA7210_PLL_BYP))) return -EINVAL; switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { case SND_SOC_DAIFMT_CBM_CFM: da7210->master = 1; dai_cfg1 |= DA7210_DAI_MODE_MASTER; break; case SND_SOC_DAIFMT_CBS_CFS: da7210->master = 0; dai_cfg1 |= DA7210_DAI_MODE_SLAVE; break; default: return -EINVAL; } /* FIXME * * It support I2S only now */ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { case SND_SOC_DAIFMT_I2S: dai_cfg3 |= DA7210_DAI_FORMAT_I2SMODE; break; case SND_SOC_DAIFMT_LEFT_J: dai_cfg3 |= DA7210_DAI_FORMAT_LEFT_J; break; case SND_SOC_DAIFMT_RIGHT_J: dai_cfg3 |= DA7210_DAI_FORMAT_RIGHT_J; break; default: return -EINVAL; } /* FIXME * * It support 64bit data transmission only now */ dai_cfg1 |= DA7210_DAI_FLEN_64BIT; snd_soc_write(codec, DA7210_DAI_CFG1, dai_cfg1); snd_soc_write(codec, DA7210_DAI_CFG3, dai_cfg3); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan13065.99%250.00%
kuninori morimotokuninori morimoto6532.99%125.00%
axel linaxel lin21.02%125.00%
Total197100.00%4100.00%


static int da7210_mute(struct snd_soc_dai *dai, int mute) { struct snd_soc_codec *codec = dai->codec; u8 mute_reg = snd_soc_read(codec, DA7210_DAC_HPF) & 0xFB; if (mute) snd_soc_write(codec, DA7210_DAC_HPF, mute_reg | 0x4); else snd_soc_write(codec, DA7210_DAC_HPF, mute_reg); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan63100.00%1100.00%
Total63100.00%1100.00%

#define DA7210_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
static int da7210_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 da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); switch (clk_id) { case DA7210_CLKSRC_MCLK: switch (freq) { case 12000000: case 13000000: case 13500000: case 14400000: case 19200000: case 19680000: case 19800000: da7210->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; } }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan8168.64%125.00%
kuninori morimotokuninori morimoto3731.36%375.00%
Total118100.00%4100.00%

/** * da7210_set_dai_pll :Configure the codec PLL * @param codec_dai : pointer to codec DAI * @param pll_id : da7210 has only one pll, so pll_id is always zero * @param fref : MCLK frequency, should be < 20MHz * @param fout : FsDM value, Refer page 44 & 45 of datasheet * @return int : Zero for success, negative error code for error * * Note: Supported PLL input frequencies are 12MHz, 13MHz, 13.5MHz, 14.4MHz, * 19.2MHz, 19.6MHz and 19.8MHz */
static int da7210_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 da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); u8 pll_div1, pll_div2, pll_div3, cnt; /* In slave mode, there is only one set of divisors */ if (!da7210->master) fout = 2822400; /* Search pll div array for correct divisors */ for (cnt = 0; cnt < ARRAY_SIZE(da7210_pll_div); cnt++) { /* check fref, mode and fout */ if ((fref == da7210_pll_div[cnt].fref) && (da7210->master == da7210_pll_div[cnt].mode) && (fout == da7210_pll_div[cnt].fout)) { /* all match, pick up divisors */ pll_div1 = da7210_pll_div[cnt].div1; pll_div2 = da7210_pll_div[cnt].div2; pll_div3 = da7210_pll_div[cnt].div3; break; } } if (cnt >= ARRAY_SIZE(da7210_pll_div)) goto err; /* Disable active mode */ snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, 0); /* Write PLL dividers */ snd_soc_write(codec, DA7210_PLL_DIV1, pll_div1); snd_soc_write(codec, DA7210_PLL_DIV2, pll_div2); snd_soc_update_bits(codec, DA7210_PLL_DIV3, DA7210_PLL_DIV_L_MASK, pll_div3); /* Enable PLL */ snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_EN, DA7210_PLL_EN); /* Enable active mode */ snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, DA7210_SC_MST_EN); return 0; err: dev_err(codec_dai->dev, "Unsupported PLL input frequency %d\n", fref); return -EINVAL; }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan20782.47%571.43%
kuninori morimotokuninori morimoto4216.73%114.29%
axel linaxel lin20.80%114.29%
Total251100.00%7100.00%

/* DAI operations */ static const struct snd_soc_dai_ops da7210_dai_ops = { .hw_params = da7210_hw_params, .set_fmt = da7210_set_dai_fmt, .set_sysclk = da7210_set_dai_sysclk, .set_pll = da7210_set_dai_pll, .digital_mute = da7210_mute, }; static struct snd_soc_dai_driver da7210_dai = { .name = "da7210-hifi", /* playback capabilities */ .playback = { .stream_name = "Playback", .channels_min = 1, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_96000, .formats = DA7210_FORMATS, }, /* capture capabilities */ .capture = { .stream_name = "Capture", .channels_min = 1, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_96000, .formats = DA7210_FORMATS, }, .ops = &da7210_dai_ops, .symmetric_rates = 1, };
static int da7210_probe(struct snd_soc_codec *codec) { struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION); da7210->mclk_rate = 0; /* This will be set from set_sysclk() */ da7210->master = 0; /* This will be set from set_fmt() */ /* Enable internal regulator & bias current */ snd_soc_write(codec, DA7210_CONTROL, DA7210_REG_EN | DA7210_BIAS_EN); /* * ADC settings */ /* Enable Left & Right MIC PGA and Mic Bias */ snd_soc_write(codec, DA7210_MIC_L, DA7210_MIC_L_EN | DA7210_MICBIAS_EN); snd_soc_write(codec, DA7210_MIC_R, DA7210_MIC_R_EN); /* Enable Left and Right input PGA */ snd_soc_write(codec, DA7210_INMIX_L, DA7210_IN_L_EN); snd_soc_write(codec, DA7210_INMIX_R, DA7210_IN_R_EN); /* Enable Left and Right ADC */ snd_soc_write(codec, DA7210_ADC, DA7210_ADC_L_EN | DA7210_ADC_R_EN); /* * DAC settings */ /* Enable Left and Right DAC */ snd_soc_write(codec, DA7210_DAC_SEL, DA7210_DAC_L_SRC_DAI_L | DA7210_DAC_L_EN | DA7210_DAC_R_SRC_DAI_R | DA7210_DAC_R_EN); /* Enable Left and Right out PGA */ snd_soc_write(codec, DA7210_OUTMIX_L, DA7210_OUT_L_EN); snd_soc_write(codec, DA7210_OUTMIX_R, DA7210_OUT_R_EN); /* Enable Left and Right HeadPhone PGA */ snd_soc_write(codec, DA7210_HP_CFG, DA7210_HP_2CAP_MODE | DA7210_HP_SENSE_EN | DA7210_HP_L_EN | DA7210_HP_MODE | DA7210_HP_R_EN); /* Enable ramp mode for DAC gain update */ snd_soc_write(codec, DA7210_SOFTMUTE, DA7210_RAMP_EN); /* * For DA7210 codec, there are two ways to enable/disable analog IOs * and ADC/DAC, * (1) Using "Enable Bit" of register associated with that IO * (or ADC/DAC) * e.g. Mic Left can be enabled using bit 7 of MIC_L(0x7) reg * * (2) Using "Standby Bit" of STARTUP2 or STARTUP3 register * e.g. Mic left can be put to STANDBY using bit 0 of STARTUP3(0x5) * * Out of these two methods, the one using STANDBY bits is preferred * way to enable/disable individual blocks. This is because STANDBY * registers are part of system controller which allows system power * up/down in a controlled, pop-free manner. Also, as per application * note of DA7210, STANDBY register bits are only effective if a * particular IO (or ADC/DAC) is already enabled using enable/disable * register bits. Keeping these things in mind, current DAPM * implementation manipulates only STANDBY bits. * * Overall implementation can be outlined as below, * * - "Enable bit" of an IO or ADC/DAC is used to enable it in probe() * - "STANDBY bit" is controlled by DAPM */ /* Enable Line out amplifiers */ snd_soc_write(codec, DA7210_OUT1_L, DA7210_OUT1_L_EN); snd_soc_write(codec, DA7210_OUT1_R, DA7210_OUT1_R_EN); snd_soc_write(codec, DA7210_OUT2, DA7210_OUT2_EN | DA7210_OUT2_OUTMIX_L | DA7210_OUT2_OUTMIX_R); /* Enable Aux1 */ snd_soc_write(codec, DA7210_AUX1_L, DA7210_AUX1_L_EN); snd_soc_write(codec, DA7210_AUX1_R, DA7210_AUX1_R_EN); /* Enable Aux2 */ snd_soc_write(codec, DA7210_AUX2, DA7210_AUX2_EN); /* Set PLL Master clock range 10-20 MHz, enable PLL bypass */ snd_soc_write(codec, DA7210_PLL_DIV3, DA7210_MCLK_RANGE_10_20_MHZ | DA7210_PLL_BYP); /* Diable PLL and bypass it */ snd_soc_write(codec, DA7210_PLL, DA7210_PLL_FS_48000); /* Activate all enabled subsystem */ snd_soc_write(codec, DA7210_STARTUP1, DA7210_SC_MST_EN); dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
kuninori morimotokuninori morimoto14852.30%220.00%
ashish chavanashish chavan10436.75%550.00%
liam girdwoodliam girdwood186.36%110.00%
axel linaxel lin113.89%110.00%
mark brownmark brown20.71%110.00%
Total283100.00%10100.00%

static struct snd_soc_codec_driver soc_codec_dev_da7210 = { .probe = da7210_probe, .controls = da7210_snd_controls, .num_controls = ARRAY_SIZE(da7210_snd_controls), .dapm_widgets = da7210_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(da7210_dapm_widgets), .dapm_routes = da7210_audio_map, .num_dapm_routes = ARRAY_SIZE(da7210_audio_map), }; #if IS_ENABLED(CONFIG_I2C) static const struct reg_sequence da7210_regmap_i2c_patch[] = { /* System controller master disable */ { DA7210_STARTUP1, 0x00 }, /* Set PLL Master clock range 10-20 MHz */ { DA7210_PLL_DIV3, DA7210_MCLK_RANGE_10_20_MHZ }, /* to unlock */ { DA7210_A_HID_UNLOCK, 0x8B}, { DA7210_A_TEST_UNLOCK, 0xB4}, { DA7210_A_PLL1, 0x01}, { DA7210_A_CP_MODE, 0x7C}, /* to re-lock */ { DA7210_A_HID_UNLOCK, 0x00}, { DA7210_A_TEST_UNLOCK, 0x00}, }; static const struct regmap_config da7210_regmap_config_i2c = { .reg_bits = 8, .val_bits = 8, .reg_defaults = da7210_reg_defaults, .num_reg_defaults = ARRAY_SIZE(da7210_reg_defaults), .volatile_reg = da7210_volatile_register, .readable_reg = da7210_readable_register, .cache_type = REGCACHE_RBTREE, };
static int da7210_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct da7210_priv *da7210; int ret; da7210 = devm_kzalloc(&i2c->dev, sizeof(struct da7210_priv), GFP_KERNEL); if (!da7210) return -ENOMEM; i2c_set_clientdata(i2c, da7210); da7210->regmap = devm_regmap_init_i2c(i2c, &da7210_regmap_config_i2c); if (IS_ERR(da7210->regmap)) { ret = PTR_ERR(da7210->regmap); dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret); return ret; } ret = regmap_register_patch(da7210->regmap, da7210_regmap_i2c_patch, ARRAY_SIZE(da7210_regmap_i2c_patch)); if (ret != 0) dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret); ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_da7210, &da7210_dai, 1); if (ret < 0) dev_err(&i2c->dev, "Failed to register codec: %d\n", ret); return ret; }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan9452.51%233.33%
kuninori morimotokuninori morimoto6234.64%116.67%
liam girdwoodliam girdwood168.94%116.67%
axel linaxel lin63.35%116.67%
sachin kamatsachin kamat10.56%116.67%
Total179100.00%6100.00%


static int da7210_i2c_remove(struct i2c_client *client) { snd_soc_unregister_codec(&client->dev); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
kuninori morimotokuninori morimoto1986.36%150.00%
liam girdwoodliam girdwood313.64%150.00%
Total22100.00%2100.00%

static const struct i2c_device_id da7210_i2c_id[] = { { "da7210", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, da7210_i2c_id); /* I2C codec control layer */ static struct i2c_driver da7210_i2c_driver = { .driver = { .name = "da7210", }, .probe = da7210_i2c_probe, .remove = da7210_i2c_remove, .id_table = da7210_i2c_id, }; #endif #if defined(CONFIG_SPI_MASTER) static const struct reg_sequence da7210_regmap_spi_patch[] = { /* Dummy read to give two pulses over nCS for SPI */ { DA7210_AUX2, 0x00 }, { DA7210_AUX2, 0x00 }, /* System controller master disable */ { DA7210_STARTUP1, 0x00 }, /* Set PLL Master clock range 10-20 MHz */ { DA7210_PLL_DIV3, DA7210_MCLK_RANGE_10_20_MHZ }, /* to set PAGE1 of SPI register space */ { DA7210_PAGE_CONTROL, 0x80 }, /* to unlock */ { DA7210_A_HID_UNLOCK, 0x8B}, { DA7210_A_TEST_UNLOCK, 0xB4}, { DA7210_A_PLL1, 0x01}, { DA7210_A_CP_MODE, 0x7C}, /* to re-lock */ { DA7210_A_HID_UNLOCK, 0x00}, { DA7210_A_TEST_UNLOCK, 0x00}, /* to set back PAGE0 of SPI register space */ { DA7210_PAGE_CONTROL, 0x00 }, }; static const struct regmap_config da7210_regmap_config_spi = { .reg_bits = 8, .val_bits = 8, .read_flag_mask = 0x01, .write_flag_mask = 0x00, .reg_defaults = da7210_reg_defaults, .num_reg_defaults = ARRAY_SIZE(da7210_reg_defaults), .volatile_reg = da7210_volatile_register, .readable_reg = da7210_readable_register, .cache_type = REGCACHE_RBTREE, };
static int da7210_spi_probe(struct spi_device *spi) { struct da7210_priv *da7210; int ret; da7210 = devm_kzalloc(&spi->dev, sizeof(struct da7210_priv), GFP_KERNEL); if (!da7210) return -ENOMEM; spi_set_drvdata(spi, da7210); da7210->regmap = devm_regmap_init_spi(spi, &da7210_regmap_config_spi); if (IS_ERR(da7210->regmap)) { ret = PTR_ERR(da7210->regmap); dev_err(&spi->dev, "Failed to register regmap: %d\n", ret); return ret; } ret = regmap_register_patch(da7210->regmap, da7210_regmap_spi_patch, ARRAY_SIZE(da7210_regmap_spi_patch)); if (ret != 0) dev_warn(&spi->dev, "Failed to apply regmap patch: %d\n", ret); ret = snd_soc_register_codec(&spi->dev, &soc_codec_dev_da7210, &da7210_dai, 1); return ret; }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan155100.00%1100.00%
Total155100.00%1100.00%


static int da7210_spi_remove(struct spi_device *spi) { snd_soc_unregister_codec(&spi->dev); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan22100.00%1100.00%
Total22100.00%1100.00%

static struct spi_driver da7210_spi_driver = { .driver = { .name = "da7210", }, .probe = da7210_spi_probe, .remove = da7210_spi_remove }; #endif
static int __init da7210_modinit(void) { int ret = 0; #if IS_ENABLED(CONFIG_I2C) ret = i2c_add_driver(&da7210_i2c_driver); #endif #if defined(CONFIG_SPI_MASTER) ret = spi_register_driver(&da7210_spi_driver); if (ret) { printk(KERN_ERR "Failed to register da7210 SPI driver: %d\n", ret); } #endif return ret; }

Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan6298.41%150.00%
fabio estevamfabio estevam11.59%150.00%
Total63100.00%2100.00%

module_init(da7210_modinit);
static void __exit da7210_exit(void) { #if IS_ENABLED(CONFIG_I2C) i2c_del_driver(&da7210_i2c_driver); #endif #if defined(CONFIG_SPI_MASTER) spi_unregister_driver(&da7210_spi_driver); #endif }

Contributors

PersonTokensPropCommitsCommitProp
kuninori morimotokuninori morimoto2259.46%133.33%
ashish chavanashish chavan1437.84%133.33%
fabio estevamfabio estevam12.70%133.33%
Total37100.00%3100.00%

module_exit(da7210_exit); MODULE_DESCRIPTION("ASoC DA7210 driver"); MODULE_AUTHOR("David Chen, Kuninori Morimoto"); MODULE_LICENSE("GPL");

Overall Contributors

PersonTokensPropCommitsCommitProp
ashish chavanashish chavan493080.19%1538.46%
kuninori morimotokuninori morimoto103416.82%410.26%
liam girdwoodliam girdwood560.91%25.13%
lars-peter clausenlars-peter clausen460.75%37.69%
mark brownmark brown250.41%512.82%
axel linaxel lin240.39%37.69%
takashi iwaitakashi iwai200.33%12.56%
paul gortmakerpaul gortmaker30.05%12.56%
fabio estevamfabio estevam30.05%12.56%
tejun heotejun heo30.05%12.56%
nariman poushinnariman poushin20.03%12.56%
sachin kamatsachin kamat10.02%12.56%
bill pembertonbill pemberton10.02%12.56%
Total6148100.00%39100.00%
Directory: sound/soc/codecs
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
{% endraw %}