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Commit 23a282c4 authored by Petr Kulhavy's avatar Petr Kulhavy Committed by Mark Brown
Browse files

ASoC: tas571x: added support for TAS5721 



This adds support for TAS5721.

Signed-off-by: default avatarPetr Kulhavy <petr@barix.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent a593ed09

sound/soc/codecs/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -737,7 +737,7 @@ config SND_SOC_TAS5086 
	depends on I2C



config SND_SOC_TAS571X

	tristate "Texas Instruments TAS5711/TAS5717/TAS5719 power amplifiers"

	tristate "Texas Instruments TAS5711/TAS5717/TAS5719/TAS5721 power amplifiers"

	depends on I2C



config SND_SOC_TFA9879

sound/soc/codecs/tas571x.c

+76 −0
Original line number Diff line number Diff line
@@ -4,6 +4,9 @@ 
 * Copyright (C) 2015 Google, Inc.

 * Copyright (c) 2013 Daniel Mack <zonque@gmail.com>

 *

 * TAS5721 support:

 * Copyright (C) 2016 Petr Kulhavy, Barix AG <petr@barix.com>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or
@@ -372,6 +375,77 @@ static const struct tas571x_chip tas5717_chip = { 
	.vol_reg_size			= 2,

};



static const char *const tas5721_supply_names[] = {

	"AVDD",

	"DVDD",

	"DRVDD",

	"PVDD",

};



static const struct snd_kcontrol_new tas5721_controls[] = {

	SOC_SINGLE_TLV("Master Volume",

		       TAS571X_MVOL_REG,

		       0, 0xff, 1, tas5711_volume_tlv),

	SOC_DOUBLE_R_TLV("Speaker Volume",

			 TAS571X_CH1_VOL_REG,

			 TAS571X_CH2_VOL_REG,

			 0, 0xff, 1, tas5711_volume_tlv),

	SOC_DOUBLE("Speaker Switch",

		   TAS571X_SOFT_MUTE_REG,

		   TAS571X_SOFT_MUTE_CH1_SHIFT, TAS571X_SOFT_MUTE_CH2_SHIFT,

		   1, 1),

};



static const struct reg_default tas5721_reg_defaults[] = {

	{TAS571X_CLK_CTRL_REG,		0x6c},

	{TAS571X_DEV_ID_REG,		0x00},

	{TAS571X_ERR_STATUS_REG,	0x00},

	{TAS571X_SYS_CTRL_1_REG,	0xa0},

	{TAS571X_SDI_REG,		0x05},

	{TAS571X_SYS_CTRL_2_REG,	0x40},

	{TAS571X_SOFT_MUTE_REG,		0x00},

	{TAS571X_MVOL_REG,		0xff},

	{TAS571X_CH1_VOL_REG,		0x30},

	{TAS571X_CH2_VOL_REG,		0x30},

	{TAS571X_CH3_VOL_REG,		0x30},

	{TAS571X_VOL_CFG_REG,		0x91},

	{TAS571X_MODULATION_LIMIT_REG,	0x02},

	{TAS571X_IC_DELAY_CH1_REG,	0xac},

	{TAS571X_IC_DELAY_CH2_REG,	0x54},

	{TAS571X_IC_DELAY_CH3_REG,	0xac},

	{TAS571X_IC_DELAY_CH4_REG,	0x54},

	{TAS571X_PWM_CH_SDN_GROUP_REG,	0x30},

	{TAS571X_START_STOP_PERIOD_REG,	0x0f},

	{TAS571X_OSC_TRIM_REG,		0x82},

	{TAS571X_BKND_ERR_REG,		0x02},

	{TAS571X_INPUT_MUX_REG,		0x17772},

	{TAS571X_CH4_SRC_SELECT_REG,	0x4303},

	{TAS571X_PWM_MUX_REG,		0x1021345},

};



static const struct regmap_config tas5721_regmap_config = {

	.reg_bits			= 8,

	.val_bits			= 32,

	.max_register			= 0xff,

	.reg_read			= tas571x_reg_read,

	.reg_write			= tas571x_reg_write,

	.reg_defaults			= tas5721_reg_defaults,

	.num_reg_defaults		= ARRAY_SIZE(tas5721_reg_defaults),

	.cache_type			= REGCACHE_RBTREE,

	.wr_table			= &tas571x_write_regs,

	.volatile_table			= &tas571x_volatile_regs,

};





static const struct tas571x_chip tas5721_chip = {

	.supply_names			= tas5721_supply_names,

	.num_supply_names		= ARRAY_SIZE(tas5721_supply_names),

	.controls			= tas5711_controls,

	.num_controls			= ARRAY_SIZE(tas5711_controls),

	.regmap_config			= &tas5721_regmap_config,

	.vol_reg_size			= 1,

};



static const struct snd_soc_dapm_widget tas571x_dapm_widgets[] = {

	SND_SOC_DAPM_DAC("DACL", NULL, SND_SOC_NOPM, 0, 0),

	SND_SOC_DAPM_DAC("DACR", NULL, SND_SOC_NOPM, 0, 0),
@@ -527,6 +601,7 @@ static const struct of_device_id tas571x_of_match[] = { 
	{ .compatible = "ti,tas5711", .data = &tas5711_chip, },

	{ .compatible = "ti,tas5717", .data = &tas5717_chip, },

	{ .compatible = "ti,tas5719", .data = &tas5717_chip, },

	{ .compatible = "ti,tas5721", .data = &tas5721_chip, },

	{ }

};

MODULE_DEVICE_TABLE(of, tas571x_of_match);
@@ -535,6 +610,7 @@ static const struct i2c_device_id tas571x_i2c_id[] = { 
	{ "tas5711", (kernel_ulong_t) &tas5711_chip },

	{ "tas5717", (kernel_ulong_t) &tas5717_chip },

	{ "tas5719", (kernel_ulong_t) &tas5717_chip },

	{ "tas5721", (kernel_ulong_t) &tas5721_chip },

	{ }

};

MODULE_DEVICE_TABLE(i2c, tas571x_i2c_id);