iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
abb4e4349a
linux/sound/soc/codecs/cx2072x.c
Mark Brown eff8f2aeaf
ASoC: cx2072x: Use modern ASoC DAI format terminology 
As part of moving to remove the old style defines for the bus clocks update
the cx2072x driver to use more modern terminology for clocking.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20220602135316.3554400-2-broonie@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
2022-06-06 13:09:01 +01:00

1720 lines
51 KiB
C
Raw Blame History

// SPDX-License-Identifier: GPL-2.0
//
// ALSA SoC CX20721/CX20723 codec driver
//
// Copyright: (C) 2017 Conexant Systems, Inc.
// Author: Simon Ho, <Simon.ho@conexant.com>
//
// TODO: add support for TDM mode.
//
#include <linux/acpi.h>
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/tlv.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include "cx2072x.h"
#define PLL_OUT_HZ_48 (1024 * 3 * 48000)
#define BITS_PER_SLOT 8
/* codec private data */
struct cx2072x_priv {
struct regmap *regmap;
struct clk *mclk;
unsigned int mclk_rate;
struct device *dev;
struct snd_soc_component *codec;
struct snd_soc_jack_gpio jack_gpio;
struct mutex lock;
unsigned int bclk_ratio;
bool pll_changed;
bool i2spcm_changed;
int sample_size;
int frame_size;
int sample_rate;
unsigned int dai_fmt;
bool en_aec_ref;
};
/*
* DAC/ADC Volume
*
* max : 74 : 0 dB
* ( in 1 dB step )
* min : 0 : -74 dB
*/
static const DECLARE_TLV_DB_SCALE(adc_tlv, -7400, 100, 0);
static const DECLARE_TLV_DB_SCALE(dac_tlv, -7400, 100, 0);
static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 1200, 0);
struct cx2072x_eq_ctrl {
u8 ch;
u8 band;
};
static const DECLARE_TLV_DB_RANGE(hpf_tlv,
0, 0, TLV_DB_SCALE_ITEM(120, 0, 0),
1, 63, TLV_DB_SCALE_ITEM(30, 30, 0)
);
/* Lookup table for PRE_DIV */
static const struct {
unsigned int mclk;
unsigned int div;
} mclk_pre_div[] = {
{ 6144000, 1 },
{ 12288000, 2 },
{ 19200000, 3 },
{ 26000000, 4 },
{ 28224000, 5 },
{ 36864000, 6 },
{ 36864000, 7 },
{ 48000000, 8 },
{ 49152000, 8 },
};
/*
* cx2072x register cache.
*/
static const struct reg_default cx2072x_reg_defaults[] = {
{ CX2072X_AFG_POWER_STATE, 0x00000003 },
{ CX2072X_UM_RESPONSE, 0x00000000 },
{ CX2072X_GPIO_DATA, 0x00000000 },
{ CX2072X_GPIO_ENABLE, 0x00000000 },
{ CX2072X_GPIO_DIRECTION, 0x00000000 },
{ CX2072X_GPIO_WAKE, 0x00000000 },
{ CX2072X_GPIO_UM_ENABLE, 0x00000000 },
{ CX2072X_GPIO_STICKY_MASK, 0x00000000 },
{ CX2072X_DAC1_CONVERTER_FORMAT, 0x00000031 },
{ CX2072X_DAC1_AMP_GAIN_RIGHT, 0x0000004a },
{ CX2072X_DAC1_AMP_GAIN_LEFT, 0x0000004a },
{ CX2072X_DAC1_POWER_STATE, 0x00000433 },
{ CX2072X_DAC1_CONVERTER_STREAM_CHANNEL, 0x00000000 },
{ CX2072X_DAC1_EAPD_ENABLE, 0x00000000 },
{ CX2072X_DAC2_CONVERTER_FORMAT, 0x00000031 },
{ CX2072X_DAC2_AMP_GAIN_RIGHT, 0x0000004a },
{ CX2072X_DAC2_AMP_GAIN_LEFT, 0x0000004a },
{ CX2072X_DAC2_POWER_STATE, 0x00000433 },
{ CX2072X_DAC2_CONVERTER_STREAM_CHANNEL, 0x00000000 },
{ CX2072X_ADC1_CONVERTER_FORMAT, 0x00000031 },
{ CX2072X_ADC1_AMP_GAIN_RIGHT_0, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_LEFT_0, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_RIGHT_1, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_LEFT_1, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_RIGHT_2, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_LEFT_2, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_RIGHT_3, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_LEFT_3, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_RIGHT_4, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_LEFT_4, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_RIGHT_5, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_LEFT_5, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_RIGHT_6, 0x0000004a },
{ CX2072X_ADC1_AMP_GAIN_LEFT_6, 0x0000004a },
{ CX2072X_ADC1_CONNECTION_SELECT_CONTROL, 0x00000000 },
{ CX2072X_ADC1_POWER_STATE, 0x00000433 },
{ CX2072X_ADC1_CONVERTER_STREAM_CHANNEL, 0x00000000 },
{ CX2072X_ADC2_CONVERTER_FORMAT, 0x00000031 },
{ CX2072X_ADC2_AMP_GAIN_RIGHT_0, 0x0000004a },
{ CX2072X_ADC2_AMP_GAIN_LEFT_0, 0x0000004a },
{ CX2072X_ADC2_AMP_GAIN_RIGHT_1, 0x0000004a },
{ CX2072X_ADC2_AMP_GAIN_LEFT_1, 0x0000004a },
{ CX2072X_ADC2_AMP_GAIN_RIGHT_2, 0x0000004a },
{ CX2072X_ADC2_AMP_GAIN_LEFT_2, 0x0000004a },
{ CX2072X_ADC2_CONNECTION_SELECT_CONTROL, 0x00000000 },
{ CX2072X_ADC2_POWER_STATE, 0x00000433 },
{ CX2072X_ADC2_CONVERTER_STREAM_CHANNEL, 0x00000000 },
{ CX2072X_PORTA_CONNECTION_SELECT_CTRL, 0x00000000 },
{ CX2072X_PORTA_POWER_STATE, 0x00000433 },
{ CX2072X_PORTA_PIN_CTRL, 0x000000c0 },
{ CX2072X_PORTA_UNSOLICITED_RESPONSE, 0x00000000 },
{ CX2072X_PORTA_PIN_SENSE, 0x00000000 },
{ CX2072X_PORTA_EAPD_BTL, 0x00000002 },
{ CX2072X_PORTB_POWER_STATE, 0x00000433 },
{ CX2072X_PORTB_PIN_CTRL, 0x00000000 },
{ CX2072X_PORTB_UNSOLICITED_RESPONSE, 0x00000000 },
{ CX2072X_PORTB_PIN_SENSE, 0x00000000 },
{ CX2072X_PORTB_EAPD_BTL, 0x00000002 },
{ CX2072X_PORTB_GAIN_RIGHT, 0x00000000 },
{ CX2072X_PORTB_GAIN_LEFT, 0x00000000 },
{ CX2072X_PORTC_POWER_STATE, 0x00000433 },
{ CX2072X_PORTC_PIN_CTRL, 0x00000000 },
{ CX2072X_PORTC_GAIN_RIGHT, 0x00000000 },
{ CX2072X_PORTC_GAIN_LEFT, 0x00000000 },
{ CX2072X_PORTD_POWER_STATE, 0x00000433 },
{ CX2072X_PORTD_PIN_CTRL, 0x00000020 },
{ CX2072X_PORTD_UNSOLICITED_RESPONSE, 0x00000000 },
{ CX2072X_PORTD_PIN_SENSE, 0x00000000 },
{ CX2072X_PORTD_GAIN_RIGHT, 0x00000000 },
{ CX2072X_PORTD_GAIN_LEFT, 0x00000000 },
{ CX2072X_PORTE_CONNECTION_SELECT_CTRL, 0x00000000 },
{ CX2072X_PORTE_POWER_STATE, 0x00000433 },
{ CX2072X_PORTE_PIN_CTRL, 0x00000040 },
{ CX2072X_PORTE_UNSOLICITED_RESPONSE, 0x00000000 },
{ CX2072X_PORTE_PIN_SENSE, 0x00000000 },
{ CX2072X_PORTE_EAPD_BTL, 0x00000002 },
{ CX2072X_PORTE_GAIN_RIGHT, 0x00000000 },
{ CX2072X_PORTE_GAIN_LEFT, 0x00000000 },
{ CX2072X_PORTF_POWER_STATE, 0x00000433 },
{ CX2072X_PORTF_PIN_CTRL, 0x00000000 },
{ CX2072X_PORTF_UNSOLICITED_RESPONSE, 0x00000000 },
{ CX2072X_PORTF_PIN_SENSE, 0x00000000 },
{ CX2072X_PORTF_GAIN_RIGHT, 0x00000000 },
{ CX2072X_PORTF_GAIN_LEFT, 0x00000000 },
{ CX2072X_PORTG_POWER_STATE, 0x00000433 },
{ CX2072X_PORTG_PIN_CTRL, 0x00000040 },
{ CX2072X_PORTG_CONNECTION_SELECT_CTRL, 0x00000000 },
{ CX2072X_PORTG_EAPD_BTL, 0x00000002 },
{ CX2072X_PORTM_POWER_STATE, 0x00000433 },
{ CX2072X_PORTM_PIN_CTRL, 0x00000000 },
{ CX2072X_PORTM_CONNECTION_SELECT_CTRL, 0x00000000 },
{ CX2072X_PORTM_EAPD_BTL, 0x00000002 },
{ CX2072X_MIXER_POWER_STATE, 0x00000433 },
{ CX2072X_MIXER_GAIN_RIGHT_0, 0x0000004a },
{ CX2072X_MIXER_GAIN_LEFT_0, 0x0000004a },
{ CX2072X_MIXER_GAIN_RIGHT_1, 0x0000004a },
{ CX2072X_MIXER_GAIN_LEFT_1, 0x0000004a },
{ CX2072X_SPKR_DRC_ENABLE_STEP, 0x040065a4 },
{ CX2072X_SPKR_DRC_CONTROL, 0x007b0024 },
{ CX2072X_SPKR_DRC_TEST, 0x00000000 },
{ CX2072X_DIGITAL_BIOS_TEST0, 0x001f008a },
{ CX2072X_DIGITAL_BIOS_TEST2, 0x00990026 },
{ CX2072X_I2SPCM_CONTROL1, 0x00010001 },
{ CX2072X_I2SPCM_CONTROL2, 0x00000000 },
{ CX2072X_I2SPCM_CONTROL3, 0x00000000 },
{ CX2072X_I2SPCM_CONTROL4, 0x00000000 },
{ CX2072X_I2SPCM_CONTROL5, 0x00000000 },
{ CX2072X_I2SPCM_CONTROL6, 0x00000000 },
{ CX2072X_UM_INTERRUPT_CRTL_E, 0x00000000 },
{ CX2072X_CODEC_TEST2, 0x00000000 },
{ CX2072X_CODEC_TEST9, 0x00000004 },
{ CX2072X_CODEC_TEST20, 0x00000600 },
{ CX2072X_CODEC_TEST26, 0x00000208 },
{ CX2072X_ANALOG_TEST4, 0x00000000 },
{ CX2072X_ANALOG_TEST5, 0x00000000 },
{ CX2072X_ANALOG_TEST6, 0x0000059a },
{ CX2072X_ANALOG_TEST7, 0x000000a7 },
{ CX2072X_ANALOG_TEST8, 0x00000017 },
{ CX2072X_ANALOG_TEST9, 0x00000000 },
{ CX2072X_ANALOG_TEST10, 0x00000285 },
{ CX2072X_ANALOG_TEST11, 0x00000000 },
{ CX2072X_ANALOG_TEST12, 0x00000000 },
{ CX2072X_ANALOG_TEST13, 0x00000000 },
{ CX2072X_DIGITAL_TEST1, 0x00000242 },
{ CX2072X_DIGITAL_TEST11, 0x00000000 },
{ CX2072X_DIGITAL_TEST12, 0x00000084 },
{ CX2072X_DIGITAL_TEST15, 0x00000077 },
{ CX2072X_DIGITAL_TEST16, 0x00000021 },
{ CX2072X_DIGITAL_TEST17, 0x00000018 },
{ CX2072X_DIGITAL_TEST18, 0x00000024 },
{ CX2072X_DIGITAL_TEST19, 0x00000001 },
{ CX2072X_DIGITAL_TEST20, 0x00000002 },
};
/*
* register initialization
*/
static const struct reg_sequence cx2072x_reg_init[] = {
{ CX2072X_ANALOG_TEST9, 0x080 }, /* DC offset Calibration */
{ CX2072X_CODEC_TEST26, 0x65f }, /* Disable the PA */
{ CX2072X_ANALOG_TEST10, 0x289 }, /* Set the speaker output gain */
{ CX2072X_CODEC_TEST20, 0xf05 },
{ CX2072X_CODEC_TESTXX, 0x380 },
{ CX2072X_CODEC_TEST26, 0xb90 },
{ CX2072X_CODEC_TEST9, 0x001 }, /* Enable 30 Hz High pass filter */
{ CX2072X_ANALOG_TEST3, 0x300 }, /* Disable PCBEEP pad */
{ CX2072X_CODEC_TEST24, 0x100 }, /* Disable SnM mode */
{ CX2072X_PORTD_PIN_CTRL, 0x020 }, /* Enable PortD input */
{ CX2072X_GPIO_ENABLE, 0x040 }, /* Enable GPIO7 pin for button */
{ CX2072X_GPIO_UM_ENABLE, 0x040 }, /* Enable UM for GPIO7 */
{ CX2072X_UM_RESPONSE, 0x080 }, /* Enable button response */
{ CX2072X_DIGITAL_TEST12, 0x0c4 }, /* Enable headset button */
{ CX2072X_DIGITAL_TEST0, 0x415 }, /* Power down class-D during idle */
{ CX2072X_I2SPCM_CONTROL2, 0x00f }, /* Enable I2S TX */
{ CX2072X_I2SPCM_CONTROL3, 0x00f }, /* Enable I2S RX */
};
static unsigned int cx2072x_register_size(unsigned int reg)
{
switch (reg) {
case CX2072X_VENDOR_ID:
case CX2072X_REVISION_ID:
case CX2072X_PORTA_PIN_SENSE:
case CX2072X_PORTB_PIN_SENSE:
case CX2072X_PORTD_PIN_SENSE:
case CX2072X_PORTE_PIN_SENSE:
case CX2072X_PORTF_PIN_SENSE:
case CX2072X_I2SPCM_CONTROL1:
case CX2072X_I2SPCM_CONTROL2:
case CX2072X_I2SPCM_CONTROL3:
case CX2072X_I2SPCM_CONTROL4:
case CX2072X_I2SPCM_CONTROL5:
case CX2072X_I2SPCM_CONTROL6:
case CX2072X_UM_INTERRUPT_CRTL_E:
case CX2072X_EQ_G_COEFF:
case CX2072X_SPKR_DRC_CONTROL:
case CX2072X_SPKR_DRC_TEST:
case CX2072X_DIGITAL_BIOS_TEST0:
case CX2072X_DIGITAL_BIOS_TEST2:
return 4;
case CX2072X_EQ_ENABLE_BYPASS:
case CX2072X_EQ_B0_COEFF:
case CX2072X_EQ_B1_COEFF:
case CX2072X_EQ_B2_COEFF:
case CX2072X_EQ_A1_COEFF:
case CX2072X_EQ_A2_COEFF:
case CX2072X_DAC1_CONVERTER_FORMAT:
case CX2072X_DAC2_CONVERTER_FORMAT:
case CX2072X_ADC1_CONVERTER_FORMAT:
case CX2072X_ADC2_CONVERTER_FORMAT:
case CX2072X_CODEC_TEST2:
case CX2072X_CODEC_TEST9:
case CX2072X_CODEC_TEST20:
case CX2072X_CODEC_TEST26:
case CX2072X_ANALOG_TEST3:
case CX2072X_ANALOG_TEST4:
case CX2072X_ANALOG_TEST5:
case CX2072X_ANALOG_TEST6:
case CX2072X_ANALOG_TEST7:
case CX2072X_ANALOG_TEST8:
case CX2072X_ANALOG_TEST9:
case CX2072X_ANALOG_TEST10:
case CX2072X_ANALOG_TEST11:
case CX2072X_ANALOG_TEST12:
case CX2072X_ANALOG_TEST13:
case CX2072X_DIGITAL_TEST0:
case CX2072X_DIGITAL_TEST1:
case CX2072X_DIGITAL_TEST11:
case CX2072X_DIGITAL_TEST12:
case CX2072X_DIGITAL_TEST15:
case CX2072X_DIGITAL_TEST16:
case CX2072X_DIGITAL_TEST17:
case CX2072X_DIGITAL_TEST18:
case CX2072X_DIGITAL_TEST19:
case CX2072X_DIGITAL_TEST20:
return 2;
default:
return 1;
}
}
static bool cx2072x_readable_register(struct device *dev, unsigned int reg)
{
switch (reg) {
case CX2072X_VENDOR_ID:
case CX2072X_REVISION_ID:
case CX2072X_CURRENT_BCLK_FREQUENCY:
case CX2072X_AFG_POWER_STATE:
case CX2072X_UM_RESPONSE:
case CX2072X_GPIO_DATA:
case CX2072X_GPIO_ENABLE:
case CX2072X_GPIO_DIRECTION:
case CX2072X_GPIO_WAKE:
case CX2072X_GPIO_UM_ENABLE:
case CX2072X_GPIO_STICKY_MASK:
case CX2072X_DAC1_CONVERTER_FORMAT:
case CX2072X_DAC1_AMP_GAIN_RIGHT:
case CX2072X_DAC1_AMP_GAIN_LEFT:
case CX2072X_DAC1_POWER_STATE:
case CX2072X_DAC1_CONVERTER_STREAM_CHANNEL:
case CX2072X_DAC1_EAPD_ENABLE:
case CX2072X_DAC2_CONVERTER_FORMAT:
case CX2072X_DAC2_AMP_GAIN_RIGHT:
case CX2072X_DAC2_AMP_GAIN_LEFT:
case CX2072X_DAC2_POWER_STATE:
case CX2072X_DAC2_CONVERTER_STREAM_CHANNEL:
case CX2072X_ADC1_CONVERTER_FORMAT:
case CX2072X_ADC1_AMP_GAIN_RIGHT_0:
case CX2072X_ADC1_AMP_GAIN_LEFT_0:
case CX2072X_ADC1_AMP_GAIN_RIGHT_1:
case CX2072X_ADC1_AMP_GAIN_LEFT_1:
case CX2072X_ADC1_AMP_GAIN_RIGHT_2:
case CX2072X_ADC1_AMP_GAIN_LEFT_2:
case CX2072X_ADC1_AMP_GAIN_RIGHT_3:
case CX2072X_ADC1_AMP_GAIN_LEFT_3:
case CX2072X_ADC1_AMP_GAIN_RIGHT_4:
case CX2072X_ADC1_AMP_GAIN_LEFT_4:
case CX2072X_ADC1_AMP_GAIN_RIGHT_5:
case CX2072X_ADC1_AMP_GAIN_LEFT_5:
case CX2072X_ADC1_AMP_GAIN_RIGHT_6:
case CX2072X_ADC1_AMP_GAIN_LEFT_6:
case CX2072X_ADC1_CONNECTION_SELECT_CONTROL:
case CX2072X_ADC1_POWER_STATE:
case CX2072X_ADC1_CONVERTER_STREAM_CHANNEL:
case CX2072X_ADC2_CONVERTER_FORMAT:
case CX2072X_ADC2_AMP_GAIN_RIGHT_0:
case CX2072X_ADC2_AMP_GAIN_LEFT_0:
case CX2072X_ADC2_AMP_GAIN_RIGHT_1:
case CX2072X_ADC2_AMP_GAIN_LEFT_1:
case CX2072X_ADC2_AMP_GAIN_RIGHT_2:
case CX2072X_ADC2_AMP_GAIN_LEFT_2:
case CX2072X_ADC2_CONNECTION_SELECT_CONTROL:
case CX2072X_ADC2_POWER_STATE:
case CX2072X_ADC2_CONVERTER_STREAM_CHANNEL:
case CX2072X_PORTA_CONNECTION_SELECT_CTRL:
case CX2072X_PORTA_POWER_STATE:
case CX2072X_PORTA_PIN_CTRL:
case CX2072X_PORTA_UNSOLICITED_RESPONSE:
case CX2072X_PORTA_PIN_SENSE:
case CX2072X_PORTA_EAPD_BTL:
case CX2072X_PORTB_POWER_STATE:
case CX2072X_PORTB_PIN_CTRL:
case CX2072X_PORTB_UNSOLICITED_RESPONSE:
case CX2072X_PORTB_PIN_SENSE:
case CX2072X_PORTB_EAPD_BTL:
case CX2072X_PORTB_GAIN_RIGHT:
case CX2072X_PORTB_GAIN_LEFT:
case CX2072X_PORTC_POWER_STATE:
case CX2072X_PORTC_PIN_CTRL:
case CX2072X_PORTC_GAIN_RIGHT:
case CX2072X_PORTC_GAIN_LEFT:
case CX2072X_PORTD_POWER_STATE:
case CX2072X_PORTD_PIN_CTRL:
case CX2072X_PORTD_UNSOLICITED_RESPONSE:
case CX2072X_PORTD_PIN_SENSE:
case CX2072X_PORTD_GAIN_RIGHT:
case CX2072X_PORTD_GAIN_LEFT:
case CX2072X_PORTE_CONNECTION_SELECT_CTRL:
case CX2072X_PORTE_POWER_STATE:
case CX2072X_PORTE_PIN_CTRL:
case CX2072X_PORTE_UNSOLICITED_RESPONSE:
case CX2072X_PORTE_PIN_SENSE:
case CX2072X_PORTE_EAPD_BTL:
case CX2072X_PORTE_GAIN_RIGHT:
case CX2072X_PORTE_GAIN_LEFT:
case CX2072X_PORTF_POWER_STATE:
case CX2072X_PORTF_PIN_CTRL:
case CX2072X_PORTF_UNSOLICITED_RESPONSE:
case CX2072X_PORTF_PIN_SENSE:
case CX2072X_PORTF_GAIN_RIGHT:
case CX2072X_PORTF_GAIN_LEFT:
case CX2072X_PORTG_POWER_STATE:
case CX2072X_PORTG_PIN_CTRL:
case CX2072X_PORTG_CONNECTION_SELECT_CTRL:
case CX2072X_PORTG_EAPD_BTL:
case CX2072X_PORTM_POWER_STATE:
case CX2072X_PORTM_PIN_CTRL:
case CX2072X_PORTM_CONNECTION_SELECT_CTRL:
case CX2072X_PORTM_EAPD_BTL:
case CX2072X_MIXER_POWER_STATE:
case CX2072X_MIXER_GAIN_RIGHT_0:
case CX2072X_MIXER_GAIN_LEFT_0:
case CX2072X_MIXER_GAIN_RIGHT_1:
case CX2072X_MIXER_GAIN_LEFT_1:
case CX2072X_EQ_ENABLE_BYPASS:
case CX2072X_EQ_B0_COEFF:
case CX2072X_EQ_B1_COEFF:
case CX2072X_EQ_B2_COEFF:
case CX2072X_EQ_A1_COEFF:
case CX2072X_EQ_A2_COEFF:
case CX2072X_EQ_G_COEFF:
case CX2072X_SPKR_DRC_ENABLE_STEP:
case CX2072X_SPKR_DRC_CONTROL:
case CX2072X_SPKR_DRC_TEST:
case CX2072X_DIGITAL_BIOS_TEST0:
case CX2072X_DIGITAL_BIOS_TEST2:
case CX2072X_I2SPCM_CONTROL1:
case CX2072X_I2SPCM_CONTROL2:
case CX2072X_I2SPCM_CONTROL3:
case CX2072X_I2SPCM_CONTROL4:
case CX2072X_I2SPCM_CONTROL5:
case CX2072X_I2SPCM_CONTROL6:
case CX2072X_UM_INTERRUPT_CRTL_E:
case CX2072X_CODEC_TEST2:
case CX2072X_CODEC_TEST9:
case CX2072X_CODEC_TEST20:
case CX2072X_CODEC_TEST26:
case CX2072X_ANALOG_TEST4:
case CX2072X_ANALOG_TEST5:
case CX2072X_ANALOG_TEST6:
case CX2072X_ANALOG_TEST7:
case CX2072X_ANALOG_TEST8:
case CX2072X_ANALOG_TEST9:
case CX2072X_ANALOG_TEST10:
case CX2072X_ANALOG_TEST11:
case CX2072X_ANALOG_TEST12:
case CX2072X_ANALOG_TEST13:
case CX2072X_DIGITAL_TEST0:
case CX2072X_DIGITAL_TEST1:
case CX2072X_DIGITAL_TEST11:
case CX2072X_DIGITAL_TEST12:
case CX2072X_DIGITAL_TEST15:
case CX2072X_DIGITAL_TEST16:
case CX2072X_DIGITAL_TEST17:
case CX2072X_DIGITAL_TEST18:
case CX2072X_DIGITAL_TEST19:
case CX2072X_DIGITAL_TEST20:
return true;
default:
return false;
}
}
static bool cx2072x_volatile_register(struct device *dev, unsigned int reg)
{
switch (reg) {
case CX2072X_VENDOR_ID:
case CX2072X_REVISION_ID:
case CX2072X_UM_INTERRUPT_CRTL_E:
case CX2072X_DIGITAL_TEST11:
case CX2072X_PORTA_PIN_SENSE:
case CX2072X_PORTB_PIN_SENSE:
case CX2072X_PORTD_PIN_SENSE:
case CX2072X_PORTE_PIN_SENSE:
case CX2072X_PORTF_PIN_SENSE:
case CX2072X_EQ_G_COEFF:
case CX2072X_EQ_BAND:
return true;
default:
return false;
}
}
static int cx2072x_reg_raw_write(struct i2c_client *client,
unsigned int reg,
const void *val, size_t val_count)
{
struct device *dev = &client->dev;
u8 buf[2 + CX2072X_MAX_EQ_COEFF];
int ret;
if (WARN_ON(val_count + 2 > sizeof(buf)))
return -EINVAL;
buf[0] = reg >> 8;
buf[1] = reg & 0xff;
memcpy(buf + 2, val, val_count);
ret = i2c_master_send(client, buf, val_count + 2);
if (ret != val_count + 2) {
dev_err(dev, "I2C write failed, ret = %d\n", ret);
return ret < 0 ? ret : -EIO;
}
return 0;
}
static int cx2072x_reg_write(void *context, unsigned int reg,
unsigned int value)
{
__le32 raw_value;
unsigned int size;
size = cx2072x_register_size(reg);
if (reg == CX2072X_UM_INTERRUPT_CRTL_E) {
/* Update the MSB byte only */
reg += 3;
size = 1;
value >>= 24;
}
raw_value = cpu_to_le32(value);
return cx2072x_reg_raw_write(context, reg, &raw_value, size);
}
static int cx2072x_reg_read(void *context, unsigned int reg,
unsigned int *value)
{
struct i2c_client *client = context;
struct device *dev = &client->dev;
__le32 recv_buf = 0;
struct i2c_msg msgs[2];
unsigned int size;
u8 send_buf[2];
int ret;
size = cx2072x_register_size(reg);
send_buf[0] = reg >> 8;
send_buf[1] = reg & 0xff;
msgs[0].addr = client->addr;
msgs[0].len = sizeof(send_buf);
msgs[0].buf = send_buf;
msgs[0].flags = 0;
msgs[1].addr = client->addr;
msgs[1].len = size;
msgs[1].buf = (u8 *)&recv_buf;
msgs[1].flags = I2C_M_RD;
ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
if (ret != ARRAY_SIZE(msgs)) {
dev_err(dev, "Failed to read register, ret = %d\n", ret);
return ret < 0 ? ret : -EIO;
}
*value = le32_to_cpu(recv_buf);
return 0;
}
/* get suggested pre_div valuce from mclk frequency */
static unsigned int get_div_from_mclk(unsigned int mclk)
{
unsigned int div = 8;
int i;
for (i = 0; i < ARRAY_SIZE(mclk_pre_div); i++) {
if (mclk <= mclk_pre_div[i].mclk) {
div = mclk_pre_div[i].div;
break;
}
}
return div;
}
static int cx2072x_config_pll(struct cx2072x_priv *cx2072x)
{
struct device *dev = cx2072x->dev;
unsigned int pre_div;
unsigned int pre_div_val;
unsigned int pll_input;
unsigned int pll_output;
unsigned int int_div;
unsigned int frac_div;
u64 frac_num;
unsigned int frac;
unsigned int sample_rate = cx2072x->sample_rate;
int pt_sample_per_sync = 2;
int pt_clock_per_sample = 96;
switch (sample_rate) {
case 48000:
case 32000:
case 24000:
case 16000:
break;
case 96000:
pt_sample_per_sync = 1;
pt_clock_per_sample = 48;
break;
case 192000:
pt_sample_per_sync = 0;
pt_clock_per_sample = 24;
break;
default:
dev_err(dev, "Unsupported sample rate %d\n", sample_rate);
return -EINVAL;
}
/* Configure PLL settings */
pre_div = get_div_from_mclk(cx2072x->mclk_rate);
pll_input = cx2072x->mclk_rate / pre_div;
pll_output = sample_rate * 3072;
int_div = pll_output / pll_input;
frac_div = pll_output - (int_div * pll_input);
if (frac_div) {
frac_div *= 1000;
frac_div /= pll_input;
frac_num = (u64)(4000 + frac_div) * ((1 << 20) - 4);
do_div(frac_num, 7);
frac = ((u32)frac_num + 499) / 1000;
}
pre_div_val = (pre_div - 1) * 2;
regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST4,
0x40 | (pre_div_val << 8));
if (frac_div == 0) {
/* Int mode */
regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST7, 0x100);
} else {
/* frac mode */
regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST6,
frac & 0xfff);
regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST7,
(u8)(frac >> 12));
}
int_div--;
regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST8, int_div);
/* configure PLL tracking */
if (frac_div == 0) {
/* disable PLL tracking */
regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST16, 0x00);
} else {
/* configure and enable PLL tracking */
regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST16,
(pt_sample_per_sync << 4) & 0xf0);
regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST17,
pt_clock_per_sample);
regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST18,
pt_clock_per_sample * 3 / 2);
regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST19, 0x01);
regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST20, 0x02);
regmap_update_bits(cx2072x->regmap, CX2072X_DIGITAL_TEST16,
0x01, 0x01);
}
return 0;
}
static int cx2072x_config_i2spcm(struct cx2072x_priv *cx2072x)
{
struct device *dev = cx2072x->dev;
unsigned int bclk_rate = 0;
int is_i2s = 0;
int has_one_bit_delay = 0;
int is_frame_inv = 0;
int is_bclk_inv = 0;
int pulse_len;
int frame_len = cx2072x->frame_size;
int sample_size = cx2072x->sample_size;
int i2s_right_slot;
int i2s_right_pause_interval = 0;
int i2s_right_pause_pos;
int is_big_endian = 1;
u64 div;
unsigned int mod;
union cx2072x_reg_i2spcm_ctrl_reg1 reg1;
union cx2072x_reg_i2spcm_ctrl_reg2 reg2;
union cx2072x_reg_i2spcm_ctrl_reg3 reg3;
union cx2072x_reg_i2spcm_ctrl_reg4 reg4;
union cx2072x_reg_i2spcm_ctrl_reg5 reg5;
union cx2072x_reg_i2spcm_ctrl_reg6 reg6;
union cx2072x_reg_digital_bios_test2 regdbt2;
const unsigned int fmt = cx2072x->dai_fmt;
if (frame_len <= 0) {
dev_err(dev, "Incorrect frame len %d\n", frame_len);
return -EINVAL;
}
if (sample_size <= 0) {
dev_err(dev, "Incorrect sample size %d\n", sample_size);
return -EINVAL;
}
dev_dbg(dev, "config_i2spcm set_dai_fmt- %08x\n", fmt);
regdbt2.ulval = 0xac;
switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
case SND_SOC_DAIFMT_CBP_CFP:
reg2.r.tx_master = 1;
reg3.r.rx_master = 1;
break;
case SND_SOC_DAIFMT_CBC_CFC:
reg2.r.tx_master = 0;
reg3.r.rx_master = 0;
break;
default:
dev_err(dev, "Unsupported DAI clocking mode\n");
return -EINVAL;
}
/* set format */
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
is_i2s = 1;
has_one_bit_delay = 1;
pulse_len = frame_len / 2;
break;
case SND_SOC_DAIFMT_RIGHT_J:
is_i2s = 1;
pulse_len = frame_len / 2;
break;
case SND_SOC_DAIFMT_LEFT_J:
is_i2s = 1;
pulse_len = frame_len / 2;
break;
default:
dev_err(dev, "Unsupported DAI format\n");
return -EINVAL;
}
/* clock inversion */
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF:
is_frame_inv = is_i2s;
is_bclk_inv = is_i2s;
break;
case SND_SOC_DAIFMT_IB_IF:
is_frame_inv = !is_i2s;
is_bclk_inv = !is_i2s;
break;
case SND_SOC_DAIFMT_IB_NF:
is_frame_inv = is_i2s;
is_bclk_inv = !is_i2s;
break;
case SND_SOC_DAIFMT_NB_IF:
is_frame_inv = !is_i2s;
is_bclk_inv = is_i2s;
break;
default:
dev_err(dev, "Unsupported DAI clock inversion\n");
return -EINVAL;
}
reg1.r.rx_data_one_line = 1;
reg1.r.tx_data_one_line = 1;
if (is_i2s) {
i2s_right_slot = (frame_len / 2) / BITS_PER_SLOT;
i2s_right_pause_interval = (frame_len / 2) % BITS_PER_SLOT;
i2s_right_pause_pos = i2s_right_slot * BITS_PER_SLOT;
}
reg1.r.rx_ws_pol = is_frame_inv;
reg1.r.rx_ws_wid = pulse_len - 1;
reg1.r.rx_frm_len = frame_len / BITS_PER_SLOT - 1;
reg1.r.rx_sa_size = (sample_size / BITS_PER_SLOT) - 1;
reg1.r.tx_ws_pol = reg1.r.rx_ws_pol;
reg1.r.tx_ws_wid = pulse_len - 1;
reg1.r.tx_frm_len = reg1.r.rx_frm_len;
reg1.r.tx_sa_size = reg1.r.rx_sa_size;
reg2.r.tx_endian_sel = !is_big_endian;
reg2.r.tx_dstart_dly = has_one_bit_delay;
if (cx2072x->en_aec_ref)
reg2.r.tx_dstart_dly = 0;
reg3.r.rx_endian_sel = !is_big_endian;
reg3.r.rx_dstart_dly = has_one_bit_delay;
reg4.ulval = 0;
if (is_i2s) {
reg2.r.tx_slot_1 = 0;
reg2.r.tx_slot_2 = i2s_right_slot;
reg3.r.rx_slot_1 = 0;
if (cx2072x->en_aec_ref)
reg3.r.rx_slot_2 = 0;
else
reg3.r.rx_slot_2 = i2s_right_slot;
reg6.r.rx_pause_start_pos = i2s_right_pause_pos;
reg6.r.rx_pause_cycles = i2s_right_pause_interval;
reg6.r.tx_pause_start_pos = i2s_right_pause_pos;
reg6.r.tx_pause_cycles = i2s_right_pause_interval;
} else {
dev_err(dev, "TDM mode is not implemented yet\n");
return -EINVAL;
}
regdbt2.r.i2s_bclk_invert = is_bclk_inv;
/* Configures the BCLK output */
bclk_rate = cx2072x->sample_rate * frame_len;
reg5.r.i2s_pcm_clk_div_chan_en = 0;
/* Disables bclk output before setting new value */
regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL5, 0);
if (reg2.r.tx_master) {
/* Configures BCLK rate */
div = PLL_OUT_HZ_48;
mod = do_div(div, bclk_rate);
if (mod) {
dev_err(dev, "Unsupported BCLK %dHz\n", bclk_rate);
return -EINVAL;
}
dev_dbg(dev, "enables BCLK %dHz output\n", bclk_rate);
reg5.r.i2s_pcm_clk_div = (u32)div - 1;
reg5.r.i2s_pcm_clk_div_chan_en = 1;
}
regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL1, reg1.ulval);
regmap_update_bits(cx2072x->regmap, CX2072X_I2SPCM_CONTROL2, 0xffffffc0,
reg2.ulval);
regmap_update_bits(cx2072x->regmap, CX2072X_I2SPCM_CONTROL3, 0xffffffc0,
reg3.ulval);
regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL4, reg4.ulval);
regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL6, reg6.ulval);
regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL5, reg5.ulval);
regmap_write(cx2072x->regmap, CX2072X_DIGITAL_BIOS_TEST2,
regdbt2.ulval);
return 0;
}
static int afg_power_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *codec = snd_soc_dapm_to_component(w->dapm);
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
regmap_update_bits(cx2072x->regmap, CX2072X_DIGITAL_BIOS_TEST0,
0x00, 0x10);
break;
case SND_SOC_DAPM_PRE_PMD:
regmap_update_bits(cx2072x->regmap, CX2072X_DIGITAL_BIOS_TEST0,
0x10, 0x10);
break;
}
return 0;
}
static const struct snd_kcontrol_new cx2072x_snd_controls[] = {
SOC_DOUBLE_R_TLV("PortD Boost Volume", CX2072X_PORTD_GAIN_LEFT,
CX2072X_PORTD_GAIN_RIGHT, 0, 3, 0, boost_tlv),
SOC_DOUBLE_R_TLV("PortC Boost Volume", CX2072X_PORTC_GAIN_LEFT,
CX2072X_PORTC_GAIN_RIGHT, 0, 3, 0, boost_tlv),
SOC_DOUBLE_R_TLV("PortB Boost Volume", CX2072X_PORTB_GAIN_LEFT,
CX2072X_PORTB_GAIN_RIGHT, 0, 3, 0, boost_tlv),
SOC_DOUBLE_R_TLV("PortD ADC1 Volume", CX2072X_ADC1_AMP_GAIN_LEFT_1,
CX2072X_ADC1_AMP_GAIN_RIGHT_1, 0, 0x4a, 0, adc_tlv),
SOC_DOUBLE_R_TLV("PortC ADC1 Volume", CX2072X_ADC1_AMP_GAIN_LEFT_2,
CX2072X_ADC1_AMP_GAIN_RIGHT_2, 0, 0x4a, 0, adc_tlv),
SOC_DOUBLE_R_TLV("PortB ADC1 Volume", CX2072X_ADC1_AMP_GAIN_LEFT_0,
CX2072X_ADC1_AMP_GAIN_RIGHT_0, 0, 0x4a, 0, adc_tlv),
SOC_DOUBLE_R_TLV("DAC1 Volume", CX2072X_DAC1_AMP_GAIN_LEFT,
CX2072X_DAC1_AMP_GAIN_RIGHT, 0, 0x4a, 0, dac_tlv),
SOC_DOUBLE_R("DAC1 Switch", CX2072X_DAC1_AMP_GAIN_LEFT,
CX2072X_DAC1_AMP_GAIN_RIGHT, 7, 1, 0),
SOC_DOUBLE_R_TLV("DAC2 Volume", CX2072X_DAC2_AMP_GAIN_LEFT,
CX2072X_DAC2_AMP_GAIN_RIGHT, 0, 0x4a, 0, dac_tlv),
SOC_SINGLE_TLV("HPF Freq", CX2072X_CODEC_TEST9, 0, 0x3f, 0, hpf_tlv),
SOC_DOUBLE("HPF Switch", CX2072X_CODEC_TEST9, 8, 9, 1, 1),
SOC_SINGLE("PortA HP Amp Switch", CX2072X_PORTA_PIN_CTRL, 7, 1, 0),
};
static int cx2072x_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_component *codec = dai->component;
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
struct device *dev = codec->dev;
const unsigned int sample_rate = params_rate(params);
int sample_size, frame_size;
/* Data sizes if not using TDM */
sample_size = params_width(params);
if (sample_size < 0)
return sample_size;
frame_size = snd_soc_params_to_frame_size(params);
if (frame_size < 0)
return frame_size;
if (cx2072x->mclk_rate == 0) {
dev_err(dev, "Master clock rate is not configured\n");
return -EINVAL;
}
if (cx2072x->bclk_ratio)
frame_size = cx2072x->bclk_ratio;
switch (sample_rate) {
case 48000:
case 32000:
case 24000:
case 16000:
case 96000:
case 192000:
break;
default:
dev_err(dev, "Unsupported sample rate %d\n", sample_rate);
return -EINVAL;
}
dev_dbg(dev, "Sample size %d bits, frame = %d bits, rate = %d Hz\n",
sample_size, frame_size, sample_rate);
cx2072x->frame_size = frame_size;
cx2072x->sample_size = sample_size;
cx2072x->sample_rate = sample_rate;
if (dai->id == CX2072X_DAI_DSP) {
cx2072x->en_aec_ref = true;
dev_dbg(cx2072x->dev, "enables aec reference\n");
regmap_write(cx2072x->regmap,
CX2072X_ADC1_CONNECTION_SELECT_CONTROL, 3);
}
if (cx2072x->pll_changed) {
cx2072x_config_pll(cx2072x);
cx2072x->pll_changed = false;
}
if (cx2072x->i2spcm_changed) {
cx2072x_config_i2spcm(cx2072x);
cx2072x->i2spcm_changed = false;
}
return 0;
}
static int cx2072x_set_dai_bclk_ratio(struct snd_soc_dai *dai,
unsigned int ratio)
{
struct snd_soc_component *codec = dai->component;
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
cx2072x->bclk_ratio = ratio;
return 0;
}
static int cx2072x_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id,
unsigned int freq, int dir)
{
struct snd_soc_component *codec = dai->component;
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
if (clk_set_rate(cx2072x->mclk, freq)) {
dev_err(codec->dev, "set clk rate failed\n");
return -EINVAL;
}
cx2072x->mclk_rate = freq;
return 0;
}
static int cx2072x_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
struct snd_soc_component *codec = dai->component;
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
struct device *dev = codec->dev;
dev_dbg(dev, "set_dai_fmt- %08x\n", fmt);
/* set master/slave */
switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
case SND_SOC_DAIFMT_CBP_CFP:
case SND_SOC_DAIFMT_CBC_CFC:
break;
default:
dev_err(dev, "Unsupported DAI master mode\n");
return -EINVAL;
}
/* set format */
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
case SND_SOC_DAIFMT_RIGHT_J:
case SND_SOC_DAIFMT_LEFT_J:
break;
default:
dev_err(dev, "Unsupported DAI format\n");
return -EINVAL;
}
/* clock inversion */
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF:
case SND_SOC_DAIFMT_IB_IF:
case SND_SOC_DAIFMT_IB_NF:
case SND_SOC_DAIFMT_NB_IF:
break;
default:
dev_err(dev, "Unsupported DAI clock inversion\n");
return -EINVAL;
}
cx2072x->dai_fmt = fmt;
return 0;
}
static const struct snd_kcontrol_new portaouten_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_PORTA_PIN_CTRL, 6, 1, 0);
static const struct snd_kcontrol_new porteouten_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_PORTE_PIN_CTRL, 6, 1, 0);
static const struct snd_kcontrol_new portgouten_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_PORTG_PIN_CTRL, 6, 1, 0);
static const struct snd_kcontrol_new portmouten_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_PORTM_PIN_CTRL, 6, 1, 0);
static const struct snd_kcontrol_new portbinen_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_PORTB_PIN_CTRL, 5, 1, 0);
static const struct snd_kcontrol_new portcinen_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_PORTC_PIN_CTRL, 5, 1, 0);
static const struct snd_kcontrol_new portdinen_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_PORTD_PIN_CTRL, 5, 1, 0);
static const struct snd_kcontrol_new porteinen_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_PORTE_PIN_CTRL, 5, 1, 0);
static const struct snd_kcontrol_new i2sadc1l_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 0, 1, 0);
static const struct snd_kcontrol_new i2sadc1r_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 1, 1, 0);
static const struct snd_kcontrol_new i2sadc2l_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 2, 1, 0);
static const struct snd_kcontrol_new i2sadc2r_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 3, 1, 0);
static const struct snd_kcontrol_new i2sdac1l_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 0, 1, 0);
static const struct snd_kcontrol_new i2sdac1r_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 1, 1, 0);
static const struct snd_kcontrol_new i2sdac2l_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 2, 1, 0);
static const struct snd_kcontrol_new i2sdac2r_ctl =
SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 3, 1, 0);
static const char * const dac_enum_text[] = {
"DAC1 Switch", "DAC2 Switch",
};
static const struct soc_enum porta_dac_enum =
SOC_ENUM_SINGLE(CX2072X_PORTA_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text);
static const struct snd_kcontrol_new porta_mux =
SOC_DAPM_ENUM("PortA Mux", porta_dac_enum);
static const struct soc_enum portg_dac_enum =
SOC_ENUM_SINGLE(CX2072X_PORTG_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text);
static const struct snd_kcontrol_new portg_mux =
SOC_DAPM_ENUM("PortG Mux", portg_dac_enum);
static const struct soc_enum porte_dac_enum =
SOC_ENUM_SINGLE(CX2072X_PORTE_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text);
static const struct snd_kcontrol_new porte_mux =
SOC_DAPM_ENUM("PortE Mux", porte_dac_enum);
static const struct soc_enum portm_dac_enum =
SOC_ENUM_SINGLE(CX2072X_PORTM_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text);
static const struct snd_kcontrol_new portm_mux =
SOC_DAPM_ENUM("PortM Mux", portm_dac_enum);
static const char * const adc1in_sel_text[] = {
"PortB Switch", "PortD Switch", "PortC Switch", "Widget15 Switch",
"PortE Switch", "PortF Switch", "PortH Switch"
};
static const struct soc_enum adc1in_sel_enum =
SOC_ENUM_SINGLE(CX2072X_ADC1_CONNECTION_SELECT_CONTROL, 0, 7, adc1in_sel_text);
static const struct snd_kcontrol_new adc1_mux =
SOC_DAPM_ENUM("ADC1 Mux", adc1in_sel_enum);
static const char * const adc2in_sel_text[] = {
"PortC Switch", "Widget15 Switch", "PortH Switch"
};
static const struct soc_enum adc2in_sel_enum =
SOC_ENUM_SINGLE(CX2072X_ADC2_CONNECTION_SELECT_CONTROL, 0, 3, adc2in_sel_text);
static const struct snd_kcontrol_new adc2_mux =
SOC_DAPM_ENUM("ADC2 Mux", adc2in_sel_enum);
static const struct snd_kcontrol_new wid15_mix[] = {
SOC_DAPM_SINGLE("DAC1L Switch", CX2072X_MIXER_GAIN_LEFT_0, 7, 1, 1),
SOC_DAPM_SINGLE("DAC1R Switch", CX2072X_MIXER_GAIN_RIGHT_0, 7, 1, 1),
SOC_DAPM_SINGLE("DAC2L Switch", CX2072X_MIXER_GAIN_LEFT_1, 7, 1, 1),
SOC_DAPM_SINGLE("DAC2R Switch", CX2072X_MIXER_GAIN_RIGHT_1, 7, 1, 1),
};
#define CX2072X_DAPM_SUPPLY_S(wname, wsubseq, wreg, wshift, wmask, won_val, \
woff_val, wevent, wflags) \
{.id = snd_soc_dapm_supply, .name = wname, .kcontrol_news = NULL, \
.num_kcontrols = 0, .reg = wreg, .shift = wshift, .mask = wmask, \
.on_val = won_val, .off_val = woff_val, \
.subseq = wsubseq, .event = wevent, .event_flags = wflags}
#define CX2072X_DAPM_SWITCH(wname, wreg, wshift, wmask, won_val, woff_val, \
wevent, wflags) \
{.id = snd_soc_dapm_switch, .name = wname, .kcontrol_news = NULL, \
.num_kcontrols = 0, .reg = wreg, .shift = wshift, .mask = wmask, \
.on_val = won_val, .off_val = woff_val, \
.event = wevent, .event_flags = wflags}
#define CX2072X_DAPM_SWITCH(wname, wreg, wshift, wmask, won_val, woff_val, \
wevent, wflags) \
{.id = snd_soc_dapm_switch, .name = wname, .kcontrol_news = NULL, \
.num_kcontrols = 0, .reg = wreg, .shift = wshift, .mask = wmask, \
.on_val = won_val, .off_val = woff_val, \
.event = wevent, .event_flags = wflags}
#define CX2072X_DAPM_REG_E(wid, wname, wreg, wshift, wmask, won_val, woff_val, \
wevent, wflags) \
{.id = wid, .name = wname, .kcontrol_news = NULL, .num_kcontrols = 0, \
.reg = wreg, .shift = wshift, .mask = wmask, \
.on_val = won_val, .off_val = woff_val, \
.event = wevent, .event_flags = wflags}
static const struct snd_soc_dapm_widget cx2072x_dapm_widgets[] = {
/*Playback*/
SND_SOC_DAPM_AIF_IN("In AIF", "Playback", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_SWITCH("I2S DAC1L", SND_SOC_NOPM, 0, 0, &i2sdac1l_ctl),
SND_SOC_DAPM_SWITCH("I2S DAC1R", SND_SOC_NOPM, 0, 0, &i2sdac1r_ctl),
SND_SOC_DAPM_SWITCH("I2S DAC2L", SND_SOC_NOPM, 0, 0, &i2sdac2l_ctl),
SND_SOC_DAPM_SWITCH("I2S DAC2R", SND_SOC_NOPM, 0, 0, &i2sdac2r_ctl),
SND_SOC_DAPM_REG(snd_soc_dapm_dac, "DAC1", CX2072X_DAC1_POWER_STATE,
0, 0xfff, 0x00, 0x03),
SND_SOC_DAPM_REG(snd_soc_dapm_dac, "DAC2", CX2072X_DAC2_POWER_STATE,
0, 0xfff, 0x00, 0x03),
SND_SOC_DAPM_MUX("PortA Mux", SND_SOC_NOPM, 0, 0, &porta_mux),
SND_SOC_DAPM_MUX("PortG Mux", SND_SOC_NOPM, 0, 0, &portg_mux),
SND_SOC_DAPM_MUX("PortE Mux", SND_SOC_NOPM, 0, 0, &porte_mux),
SND_SOC_DAPM_MUX("PortM Mux", SND_SOC_NOPM, 0, 0, &portm_mux),
SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortA Power",
CX2072X_PORTA_POWER_STATE, 0, 0xfff, 0x00, 0x03),
SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortM Power",
CX2072X_PORTM_POWER_STATE, 0, 0xfff, 0x00, 0x03),
SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortG Power",
CX2072X_PORTG_POWER_STATE, 0, 0xfff, 0x00, 0x03),
CX2072X_DAPM_SUPPLY_S("AFG Power", 0, CX2072X_AFG_POWER_STATE,
0, 0xfff, 0x00, 0x03, afg_power_ev,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_SWITCH("PortA Out En", SND_SOC_NOPM, 0, 0,
&portaouten_ctl),
SND_SOC_DAPM_SWITCH("PortE Out En", SND_SOC_NOPM, 0, 0,
&porteouten_ctl),
SND_SOC_DAPM_SWITCH("PortG Out En", SND_SOC_NOPM, 0, 0,
&portgouten_ctl),
SND_SOC_DAPM_SWITCH("PortM Out En", SND_SOC_NOPM, 0, 0,
&portmouten_ctl),
SND_SOC_DAPM_OUTPUT("PORTA"),
SND_SOC_DAPM_OUTPUT("PORTG"),
SND_SOC_DAPM_OUTPUT("PORTE"),
SND_SOC_DAPM_OUTPUT("PORTM"),
SND_SOC_DAPM_OUTPUT("AEC REF"),
/*Capture*/
SND_SOC_DAPM_AIF_OUT("Out AIF", "Capture", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_SWITCH("I2S ADC1L", SND_SOC_NOPM, 0, 0, &i2sadc1l_ctl),
SND_SOC_DAPM_SWITCH("I2S ADC1R", SND_SOC_NOPM, 0, 0, &i2sadc1r_ctl),
SND_SOC_DAPM_SWITCH("I2S ADC2L", SND_SOC_NOPM, 0, 0, &i2sadc2l_ctl),
SND_SOC_DAPM_SWITCH("I2S ADC2R", SND_SOC_NOPM, 0, 0, &i2sadc2r_ctl),
SND_SOC_DAPM_REG(snd_soc_dapm_adc, "ADC1", CX2072X_ADC1_POWER_STATE,
0, 0xff, 0x00, 0x03),
SND_SOC_DAPM_REG(snd_soc_dapm_adc, "ADC2", CX2072X_ADC2_POWER_STATE,
0, 0xff, 0x00, 0x03),
SND_SOC_DAPM_MUX("ADC1 Mux", SND_SOC_NOPM, 0, 0, &adc1_mux),
SND_SOC_DAPM_MUX("ADC2 Mux", SND_SOC_NOPM, 0, 0, &adc2_mux),
SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortB Power",
CX2072X_PORTB_POWER_STATE, 0, 0xfff, 0x00, 0x03),
SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortC Power",
CX2072X_PORTC_POWER_STATE, 0, 0xfff, 0x00, 0x03),
SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortD Power",
CX2072X_PORTD_POWER_STATE, 0, 0xfff, 0x00, 0x03),
SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortE Power",
CX2072X_PORTE_POWER_STATE, 0, 0xfff, 0x00, 0x03),
SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Widget15 Power",
CX2072X_MIXER_POWER_STATE, 0, 0xfff, 0x00, 0x03),
SND_SOC_DAPM_MIXER("Widget15 Mixer", SND_SOC_NOPM, 0, 0,
wid15_mix, ARRAY_SIZE(wid15_mix)),
SND_SOC_DAPM_SWITCH("PortB In En", SND_SOC_NOPM, 0, 0, &portbinen_ctl),
SND_SOC_DAPM_SWITCH("PortC In En", SND_SOC_NOPM, 0, 0, &portcinen_ctl),
SND_SOC_DAPM_SWITCH("PortD In En", SND_SOC_NOPM, 0, 0, &portdinen_ctl),
SND_SOC_DAPM_SWITCH("PortE In En", SND_SOC_NOPM, 0, 0, &porteinen_ctl),
SND_SOC_DAPM_MICBIAS("Headset Bias", CX2072X_ANALOG_TEST11, 1, 0),
SND_SOC_DAPM_MICBIAS("PortB Mic Bias", CX2072X_PORTB_PIN_CTRL, 2, 0),
SND_SOC_DAPM_MICBIAS("PortD Mic Bias", CX2072X_PORTD_PIN_CTRL, 2, 0),
SND_SOC_DAPM_MICBIAS("PortE Mic Bias", CX2072X_PORTE_PIN_CTRL, 2, 0),
SND_SOC_DAPM_INPUT("PORTB"),
SND_SOC_DAPM_INPUT("PORTC"),
SND_SOC_DAPM_INPUT("PORTD"),
SND_SOC_DAPM_INPUT("PORTEIN"),
};
static const struct snd_soc_dapm_route cx2072x_intercon[] = {
/* Playback */
{"In AIF", NULL, "AFG Power"},
{"I2S DAC1L", "Switch", "In AIF"},
{"I2S DAC1R", "Switch", "In AIF"},
{"I2S DAC2L", "Switch", "In AIF"},
{"I2S DAC2R", "Switch", "In AIF"},
{"DAC1", NULL, "I2S DAC1L"},
{"DAC1", NULL, "I2S DAC1R"},
{"DAC2", NULL, "I2S DAC2L"},
{"DAC2", NULL, "I2S DAC2R"},
{"PortA Mux", "DAC1 Switch", "DAC1"},
{"PortA Mux", "DAC2 Switch", "DAC2"},
{"PortG Mux", "DAC1 Switch", "DAC1"},
{"PortG Mux", "DAC2 Switch", "DAC2"},
{"PortE Mux", "DAC1 Switch", "DAC1"},
{"PortE Mux", "DAC2 Switch", "DAC2"},
{"PortM Mux", "DAC1 Switch", "DAC1"},
{"PortM Mux", "DAC2 Switch", "DAC2"},
{"Widget15 Mixer", "DAC1L Switch", "DAC1"},
{"Widget15 Mixer", "DAC1R Switch", "DAC2"},
{"Widget15 Mixer", "DAC2L Switch", "DAC1"},
{"Widget15 Mixer", "DAC2R Switch", "DAC2"},
{"Widget15 Mixer", NULL, "Widget15 Power"},
{"PortA Out En", "Switch", "PortA Mux"},
{"PortG Out En", "Switch", "PortG Mux"},
{"PortE Out En", "Switch", "PortE Mux"},
{"PortM Out En", "Switch", "PortM Mux"},
{"PortA Mux", NULL, "PortA Power"},
{"PortG Mux", NULL, "PortG Power"},
{"PortE Mux", NULL, "PortE Power"},
{"PortM Mux", NULL, "PortM Power"},
{"PortA Out En", NULL, "PortA Power"},
{"PortG Out En", NULL, "PortG Power"},
{"PortE Out En", NULL, "PortE Power"},
{"PortM Out En", NULL, "PortM Power"},
{"PORTA", NULL, "PortA Out En"},
{"PORTG", NULL, "PortG Out En"},
{"PORTE", NULL, "PortE Out En"},
{"PORTM", NULL, "PortM Out En"},
/* Capture */
{"PORTD", NULL, "Headset Bias"},
{"PortB In En", "Switch", "PORTB"},
{"PortC In En", "Switch", "PORTC"},
{"PortD In En", "Switch", "PORTD"},
{"PortE In En", "Switch", "PORTEIN"},
{"ADC1 Mux", "PortB Switch", "PortB In En"},
{"ADC1 Mux", "PortC Switch", "PortC In En"},
{"ADC1 Mux", "PortD Switch", "PortD In En"},
{"ADC1 Mux", "PortE Switch", "PortE In En"},
{"ADC1 Mux", "Widget15 Switch", "Widget15 Mixer"},
{"ADC2 Mux", "PortC Switch", "PortC In En"},
{"ADC2 Mux", "Widget15 Switch", "Widget15 Mixer"},
{"ADC1", NULL, "ADC1 Mux"},
{"ADC2", NULL, "ADC2 Mux"},
{"I2S ADC1L", "Switch", "ADC1"},
{"I2S ADC1R", "Switch", "ADC1"},
{"I2S ADC2L", "Switch", "ADC2"},
{"I2S ADC2R", "Switch", "ADC2"},
{"Out AIF", NULL, "I2S ADC1L"},
{"Out AIF", NULL, "I2S ADC1R"},
{"Out AIF", NULL, "I2S ADC2L"},
{"Out AIF", NULL, "I2S ADC2R"},
{"Out AIF", NULL, "AFG Power"},
{"AEC REF", NULL, "Out AIF"},
{"PortB In En", NULL, "PortB Power"},
{"PortC In En", NULL, "PortC Power"},
{"PortD In En", NULL, "PortD Power"},
{"PortE In En", NULL, "PortE Power"},
};
static int cx2072x_set_bias_level(struct snd_soc_component *codec,
enum snd_soc_bias_level level)
{
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
const enum snd_soc_bias_level old_level =
snd_soc_component_get_bias_level(codec);
if (level == SND_SOC_BIAS_STANDBY && old_level == SND_SOC_BIAS_OFF)
regmap_write(cx2072x->regmap, CX2072X_AFG_POWER_STATE, 0);
else if (level == SND_SOC_BIAS_OFF && old_level != SND_SOC_BIAS_OFF)
regmap_write(cx2072x->regmap, CX2072X_AFG_POWER_STATE, 3);
return 0;
}
/*
* FIXME: the whole jack detection code below is pretty platform-specific;
* it has lots of implicit assumptions about the pins, etc.
* However, since we have no other code and reference, take this hard-coded
* setup for now. Once when we have different platform implementations,
* this needs to be rewritten in a more generic form, or moving into the
* platform data.
*/
static void cx2072x_enable_jack_detect(struct snd_soc_component *codec)
{
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(codec);
/* No-sticky input type */
regmap_write(cx2072x->regmap, CX2072X_GPIO_STICKY_MASK, 0x1f);
/* Use GPOI0 as interrupt pin */
regmap_write(cx2072x->regmap, CX2072X_UM_INTERRUPT_CRTL_E, 0x12 << 24);
/* Enables unsolitited message on PortA */
regmap_write(cx2072x->regmap, CX2072X_PORTA_UNSOLICITED_RESPONSE, 0x80);
/* support both nokia and apple headset set. Monitor time = 275 ms */
regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST15, 0x73);
/* Disable TIP detection */
regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST12, 0x300);
/* Switch MusicD3Live pin to GPIO */
regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST1, 0);
snd_soc_dapm_mutex_lock(dapm);
snd_soc_dapm_force_enable_pin_unlocked(dapm, "PORTD");
snd_soc_dapm_force_enable_pin_unlocked(dapm, "Headset Bias");
snd_soc_dapm_force_enable_pin_unlocked(dapm, "PortD Mic Bias");
snd_soc_dapm_mutex_unlock(dapm);
}
static void cx2072x_disable_jack_detect(struct snd_soc_component *codec)
{
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
regmap_write(cx2072x->regmap, CX2072X_UM_INTERRUPT_CRTL_E, 0);
regmap_write(cx2072x->regmap, CX2072X_PORTA_UNSOLICITED_RESPONSE, 0);
}
static int cx2072x_jack_status_check(void *data)
{
struct snd_soc_component *codec = data;
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
unsigned int jack;
unsigned int type = 0;
int state = 0;
mutex_lock(&cx2072x->lock);
regmap_read(cx2072x->regmap, CX2072X_PORTA_PIN_SENSE, &jack);
jack = jack >> 24;
regmap_read(cx2072x->regmap, CX2072X_DIGITAL_TEST11, &type);
if (jack == 0x80) {
type = type >> 8;
if (type & 0x8) {
/* Apple headset */
state |= SND_JACK_HEADSET;
if (type & 0x2)
state |= SND_JACK_BTN_0;
} else {
/*
* Nokia headset (type & 0x4) and
* regular Headphone
*/
state |= SND_JACK_HEADPHONE;
}
}
/* clear interrupt */
regmap_write(cx2072x->regmap, CX2072X_UM_INTERRUPT_CRTL_E, 0x12 << 24);
mutex_unlock(&cx2072x->lock);
dev_dbg(codec->dev, "CX2072X_HSDETECT type=0x%X,Jack state = %x\n",
type, state);
return state;
}
static const struct snd_soc_jack_gpio cx2072x_jack_gpio = {
.name = "headset",
.report = SND_JACK_HEADSET | SND_JACK_BTN_0,
.debounce_time = 150,
.wake = true,
.jack_status_check = cx2072x_jack_status_check,
};
static int cx2072x_set_jack(struct snd_soc_component *codec,
struct snd_soc_jack *jack, void *data)
{
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
int err;
if (!jack) {
cx2072x_disable_jack_detect(codec);
return 0;
}
if (!cx2072x->jack_gpio.gpiod_dev) {
cx2072x->jack_gpio = cx2072x_jack_gpio;
cx2072x->jack_gpio.gpiod_dev = codec->dev;
cx2072x->jack_gpio.data = codec;
err = snd_soc_jack_add_gpios(jack, 1, &cx2072x->jack_gpio);
if (err) {
cx2072x->jack_gpio.gpiod_dev = NULL;
return err;
}
}
cx2072x_enable_jack_detect(codec);
return 0;
}
static int cx2072x_probe(struct snd_soc_component *codec)
{
struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
cx2072x->codec = codec;
/*
* FIXME: below is, again, a very platform-specific init sequence,
* but we keep the code here just for simplicity. It seems that all
* existing hardware implementations require this, so there is no very
* much reason to move this out of the codec driver to the platform
* data.
* But of course it's no "right" thing; if you are a good boy, don't
* read and follow the code like this!
*/
pm_runtime_get_sync(codec->dev);
regmap_write(cx2072x->regmap, CX2072X_AFG_POWER_STATE, 0);
regmap_multi_reg_write(cx2072x->regmap, cx2072x_reg_init,
ARRAY_SIZE(cx2072x_reg_init));
/* configure PortC as input device */
regmap_update_bits(cx2072x->regmap, CX2072X_PORTC_PIN_CTRL,
0x20, 0x20);
regmap_update_bits(cx2072x->regmap, CX2072X_DIGITAL_BIOS_TEST2,
0x84, 0xff);
regmap_write(cx2072x->regmap, CX2072X_AFG_POWER_STATE, 3);
pm_runtime_put(codec->dev);
return 0;
}
static const struct snd_soc_component_driver soc_codec_driver_cx2072x = {
.probe = cx2072x_probe,
.set_bias_level = cx2072x_set_bias_level,
.set_jack = cx2072x_set_jack,
.controls = cx2072x_snd_controls,
.num_controls = ARRAY_SIZE(cx2072x_snd_controls),
.dapm_widgets = cx2072x_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(cx2072x_dapm_widgets),
.dapm_routes = cx2072x_intercon,
.num_dapm_routes = ARRAY_SIZE(cx2072x_intercon),
.endianness = 1,
};
/*
* DAI ops
*/
static const struct snd_soc_dai_ops cx2072x_dai_ops = {
.set_sysclk = cx2072x_set_dai_sysclk,
.set_fmt = cx2072x_set_dai_fmt,
.hw_params = cx2072x_hw_params,
.set_bclk_ratio = cx2072x_set_dai_bclk_ratio,
};
static int cx2072x_dsp_dai_probe(struct snd_soc_dai *dai)
{
struct cx2072x_priv *cx2072x =
snd_soc_component_get_drvdata(dai->component);
cx2072x->en_aec_ref = true;
return 0;
}
#define CX2072X_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
static struct snd_soc_dai_driver soc_codec_cx2072x_dai[] = {
{ /* playback and capture */
.name = "cx2072x-hifi",
.id = CX2072X_DAI_HIFI,
.playback = {
.stream_name = "Playback",
.channels_min = 1,
.channels_max = 2,
.rates = CX2072X_RATES_DSP,
.formats = CX2072X_FORMATS,
},
.capture = {
.stream_name = "Capture",
.channels_min = 1,
.channels_max = 2,
.rates = CX2072X_RATES_DSP,
.formats = CX2072X_FORMATS,
},
.ops = &cx2072x_dai_ops,
.symmetric_rate = 1,
},
{ /* plabayck only, return echo reference to Conexant DSP chip */
.name = "cx2072x-dsp",
.id = CX2072X_DAI_DSP,
.probe = cx2072x_dsp_dai_probe,
.playback = {
.stream_name = "DSP Playback",
.channels_min = 2,
.channels_max = 2,
.rates = CX2072X_RATES_DSP,
.formats = CX2072X_FORMATS,
},
.ops = &cx2072x_dai_ops,
},
{ /* plabayck only, return echo reference through I2S TX */
.name = "cx2072x-aec",
.id = 3,
.capture = {
.stream_name = "AEC Capture",
.channels_min = 2,
.channels_max = 2,
.rates = CX2072X_RATES_DSP,
.formats = CX2072X_FORMATS,
},
},
};
static const struct regmap_config cx2072x_regmap = {
.reg_bits = 16,
.val_bits = 32,
.max_register = CX2072X_REG_MAX,
.reg_defaults = cx2072x_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(cx2072x_reg_defaults),
.cache_type = REGCACHE_RBTREE,
.readable_reg = cx2072x_readable_register,
.volatile_reg = cx2072x_volatile_register,
/* Needs custom read/write functions for various register lengths */
.reg_read = cx2072x_reg_read,
.reg_write = cx2072x_reg_write,
};
static int __maybe_unused cx2072x_runtime_suspend(struct device *dev)
{
struct cx2072x_priv *cx2072x = dev_get_drvdata(dev);
clk_disable_unprepare(cx2072x->mclk);
return 0;
}
static int __maybe_unused cx2072x_runtime_resume(struct device *dev)
{
struct cx2072x_priv *cx2072x = dev_get_drvdata(dev);
return clk_prepare_enable(cx2072x->mclk);
}
static int cx2072x_i2c_probe(struct i2c_client *i2c)
{
struct cx2072x_priv *cx2072x;
unsigned int ven_id, rev_id;
int ret;
cx2072x = devm_kzalloc(&i2c->dev, sizeof(struct cx2072x_priv),
GFP_KERNEL);
if (!cx2072x)
return -ENOMEM;
cx2072x->regmap = devm_regmap_init(&i2c->dev, NULL, i2c,
&cx2072x_regmap);
if (IS_ERR(cx2072x->regmap))
return PTR_ERR(cx2072x->regmap);
mutex_init(&cx2072x->lock);
i2c_set_clientdata(i2c, cx2072x);
cx2072x->dev = &i2c->dev;
cx2072x->pll_changed = true;
cx2072x->i2spcm_changed = true;
cx2072x->bclk_ratio = 0;
cx2072x->mclk = devm_clk_get(cx2072x->dev, "mclk");
if (IS_ERR(cx2072x->mclk)) {
dev_err(cx2072x->dev, "Failed to get MCLK\n");
return PTR_ERR(cx2072x->mclk);
}
regmap_read(cx2072x->regmap, CX2072X_VENDOR_ID, &ven_id);
regmap_read(cx2072x->regmap, CX2072X_REVISION_ID, &rev_id);
dev_info(cx2072x->dev, "codec version: %08x,%08x\n", ven_id, rev_id);
ret = devm_snd_soc_register_component(cx2072x->dev,
&soc_codec_driver_cx2072x,
soc_codec_cx2072x_dai,
ARRAY_SIZE(soc_codec_cx2072x_dai));
if (ret < 0)
return ret;
pm_runtime_use_autosuspend(cx2072x->dev);
pm_runtime_enable(cx2072x->dev);
return 0;
}
static int cx2072x_i2c_remove(struct i2c_client *i2c)
{
pm_runtime_disable(&i2c->dev);
return 0;
}
static const struct i2c_device_id cx2072x_i2c_id[] = {
{ "cx20721", 0 },
{ "cx20723", 0 },
{}
};
MODULE_DEVICE_TABLE(i2c, cx2072x_i2c_id);
#ifdef CONFIG_ACPI
static struct acpi_device_id cx2072x_acpi_match[] = {
{ "14F10720", 0 },
{},
};
MODULE_DEVICE_TABLE(acpi, cx2072x_acpi_match);
#endif
static const struct dev_pm_ops cx2072x_runtime_pm = {
SET_RUNTIME_PM_OPS(cx2072x_runtime_suspend, cx2072x_runtime_resume,
NULL)
SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
pm_runtime_force_resume)
};
static struct i2c_driver cx2072x_i2c_driver = {
.driver = {
.name = "cx2072x",
.acpi_match_table = ACPI_PTR(cx2072x_acpi_match),
.pm = &cx2072x_runtime_pm,
},
.probe_new = cx2072x_i2c_probe,
.remove = cx2072x_i2c_remove,
.id_table = cx2072x_i2c_id,
};
module_i2c_driver(cx2072x_i2c_driver);
MODULE_DESCRIPTION("ASoC cx2072x Codec Driver");
MODULE_AUTHOR("Simon Ho <simon.ho@conexant.com>");
MODULE_LICENSE("GPL");
Reference in New Issue View Git Blame Copy Permalink