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|
/*
* 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/platform_device.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_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_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_PLL_EN (0x1 << 7)
/* SOFTMUTE bit fields */
#define DA7210_RAMP_EN (1 << 6)
/* CONTROL bit fields */
#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)
/* AUX1_R bit fields */
#define DA7210_AUX1_R_VOL (0x3F << 0)
/* 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)
#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 unsigned int hp_out_tlv[] = {
TLV_DB_RANGE_HEAD(2),
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 unsigned int lineout_vol_tlv[] = {
TLV_DB_RANGE_HEAD(2),
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 unsigned int mono_vol_tlv[] = {
TLV_DB_RANGE_HEAD(2),
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_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);
/* 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 const struct soc_enum da7210_dac_hpf_cutoff =
SOC_ENUM_SINGLE(DA7210_DAC_HPF, 0, 4, da7210_hpf_cutoff_txt);
static const struct soc_enum da7210_adc_hpf_cutoff =
SOC_ENUM_SINGLE(DA7210_ADC_HPF, 0, 4, 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 const struct soc_enum da7210_dac_vf_cutoff =
SOC_ENUM_SINGLE(DA7210_DAC_HPF, 4, 8, da7210_vf_cutoff_txt);
static const struct soc_enum da7210_adc_vf_cutoff =
SOC_ENUM_SINGLE(DA7210_ADC_HPF, 4, 8, da7210_vf_cutoff_txt);
static const char *da7210_hp_mode_txt[] = {
"Class H", &qu
|