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ASoC: codecs: Add aw87390 amplifier driver 

Add i2c and amplifier registration for aw87390 and
their associated operation functions.

Signed-off-by: Weidong Wang <wangweidong.a@awinic.com>
Link: https://lore.kernel.org/r/20230928105727.47273-11-wangweidong.a@awinic.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Weidong Wang 2023-09-28 18:57:27 +08:00 committed by Mark Brown
parent f83287a725
commit 4717636f3f
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
4 changed files with 563 additions and 2 deletions
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15
sound/soc/codecs/Kconfig
View File

@ -54,6 +54,7 @@ config SND_SOC_ALL_CODECS
imply SND_SOC_ALC5632
imply SND_SOC_AUDIO_IIO_AUX
imply SND_SOC_AW8738
imply SND_SOC_AW87390
imply SND_SOC_AW88395
imply SND_SOC_AW88261
imply SND_SOC_BT_SCO
@ -639,12 +640,12 @@ config SND_SOC_AW8738
operation mode using the Awinic-specific one-wire pulse control.
config SND_SOC_AW88395_LIB
select CRC8
tristate
config SND_SOC_AW88395
tristate "Soc Audio for awinic aw88395"
depends on I2C
select CRC8
select CRC32
select REGMAP_I2C
select GPIOLIB
@ -658,7 +659,6 @@ config SND_SOC_AW88395
config SND_SOC_AW88261
tristate "Soc Audio for awinic aw88261"
depends on I2C
select CRC8
select REGMAP_I2C
select GPIOLIB
select SND_SOC_AW88395_LIB
@ -669,6 +669,17 @@ config SND_SOC_AW88261
boost converter can be adjusted smartly according to
the input amplitude.
config SND_SOC_AW87390
tristate "Soc Audio for awinic aw87390"
depends on I2C
select REGMAP_I2C
select SND_SOC_AW88395_LIB
help
The awinic aw87390 is specifically designed to improve
the musical output dynamic range, enhance the overall
sound quality, which is a new high efficiency, low
noise, constant large volume, 6th Smart K audio amplifier.
config SND_SOC_BD28623
tristate "ROHM BD28623 CODEC"
help

2
sound/soc/codecs/Makefile
View File

@ -47,6 +47,7 @@ snd-soc-ak5558-objs := ak5558.o
snd-soc-arizona-objs := arizona.o arizona-jack.o
snd-soc-audio-iio-aux-objs := audio-iio-aux.o
snd-soc-aw8738-objs := aw8738.o
snd-soc-aw87390-objs := aw87390.o
snd-soc-aw88395-lib-objs := aw88395/aw88395_lib.o
snd-soc-aw88395-objs := aw88395/aw88395.o \
aw88395/aw88395_device.o
@ -435,6 +436,7 @@ obj-$(CONFIG_SND_SOC_ALC5632) += snd-soc-alc5632.o
obj-$(CONFIG_SND_SOC_ARIZONA) += snd-soc-arizona.o
obj-$(CONFIG_SND_SOC_AUDIO_IIO_AUX) += snd-soc-audio-iio-aux.o
obj-$(CONFIG_SND_SOC_AW8738) += snd-soc-aw8738.o
obj-$(CONFIG_SND_SOC_AW87390) += snd-soc-aw87390.o
obj-$(CONFIG_SND_SOC_AW88395_LIB) += snd-soc-aw88395-lib.o
obj-$(CONFIG_SND_SOC_AW88395) +=snd-soc-aw88395.o
obj-$(CONFIG_SND_SOC_AW88261) +=snd-soc-aw88261.o

463
sound/soc/codecs/aw87390.c Normal file
View File

@ -0,0 +1,463 @@
// SPDX-License-Identifier: GPL-2.0-only
//
// aw87390.c -- AW87390 ALSA SoC Audio driver
//
// Copyright (c) 2023 awinic Technology CO., LTD
//
// Author: Weidong Wang <wangweidong.a@awinic.com>
//
#include <linux/i2c.h>
#include <linux/firmware.h>
#include <linux/regmap.h>
#include <sound/soc.h>
#include "aw87390.h"
#include "aw88395/aw88395_data_type.h"
#include "aw88395/aw88395_device.h"
static const struct regmap_config aw87390_remap_config = {
.val_bits = 8,
.reg_bits = 8,
.max_register = AW87390_REG_MAX,
.reg_format_endian = REGMAP_ENDIAN_LITTLE,
.val_format_endian = REGMAP_ENDIAN_BIG,
};
static int aw87390_dev_reg_update(struct aw_device *aw_dev,
unsigned char *data, unsigned int len)
{
int i, ret;
if (!data) {
dev_err(aw_dev->dev, "data is NULL\n");
return -EINVAL;
}
for (i = 0; i < len-1; i += 2) {
if (data[i] == AW87390_DELAY_REG_ADDR) {
usleep_range(data[i + 1] * AW87390_REG_DELAY_TIME,
data[i + 1] * AW87390_REG_DELAY_TIME + 10);
continue;
}
ret = regmap_write(aw_dev->regmap, data[i], data[i + 1]);
if (ret)
return ret;
}
return 0;
}
static int aw87390_dev_get_prof_name(struct aw_device *aw_dev, int index, char **prof_name)
{
struct aw_prof_info *prof_info = &aw_dev->prof_info;
struct aw_prof_desc *prof_desc;
if ((index >= aw_dev->prof_info.count) || (index < 0)) {
dev_err(aw_dev->dev, "index[%d] overflow count[%d]\n",
index, aw_dev->prof_info.count);
return -EINVAL;
}
prof_desc = &aw_dev->prof_info.prof_desc[index];
*prof_name = prof_info->prof_name_list[prof_desc->id];
return 0;
}
static int aw87390_dev_get_prof_data(struct aw_device *aw_dev, int index,
struct aw_prof_desc **prof_desc)
{
if ((index >= aw_dev->prof_info.count) || (index < 0)) {
dev_err(aw_dev->dev, "%s: index[%d] overflow count[%d]\n",
__func__, index, aw_dev->prof_info.count);
return -EINVAL;
}
*prof_desc = &aw_dev->prof_info.prof_desc[index];
return 0;
}
static int aw87390_dev_fw_update(struct aw_device *aw_dev)
{
struct aw_prof_desc *prof_index_desc;
struct aw_sec_data_desc *sec_desc;
char *prof_name;
int ret;
ret = aw87390_dev_get_prof_name(aw_dev, aw_dev->prof_index, &prof_name);
if (ret) {
dev_err(aw_dev->dev, "get prof name failed\n");
return -EINVAL;
}
dev_dbg(aw_dev->dev, "start update %s", prof_name);
ret = aw87390_dev_get_prof_data(aw_dev, aw_dev->prof_index, &prof_index_desc);
if (ret) {
dev_err(aw_dev->dev, "aw87390_dev_get_prof_data failed\n");
return ret;
}
/* update reg */
sec_desc = prof_index_desc->sec_desc;
ret = aw87390_dev_reg_update(aw_dev, sec_desc[AW88395_DATA_TYPE_REG].data,
sec_desc[AW88395_DATA_TYPE_REG].len);
if (ret) {
dev_err(aw_dev->dev, "update reg failed\n");
return ret;
}
aw_dev->prof_cur = aw_dev->prof_index;
return 0;
}
static int aw87390_power_off(struct aw_device *aw_dev)
{
int ret;
if (aw_dev->status == AW87390_DEV_PW_OFF) {
dev_dbg(aw_dev->dev, "already power off\n");
return 0;
}
ret = regmap_write(aw_dev->regmap, AW87390_SYSCTRL_REG, AW87390_POWER_DOWN_VALUE);
if (ret)
return ret;
aw_dev->status = AW87390_DEV_PW_OFF;
return 0;
}
static int aw87390_power_on(struct aw_device *aw_dev)
{
int ret;
if (aw_dev->status == AW87390_DEV_PW_ON) {
dev_dbg(aw_dev->dev, "already power on\n");
return 0;
}
if (!aw_dev->fw_status) {
dev_err(aw_dev->dev, "fw not load\n");
return -EINVAL;
}
ret = regmap_write(aw_dev->regmap, AW87390_SYSCTRL_REG, AW87390_POWER_DOWN_VALUE);
if (ret)
return ret;
ret = aw87390_dev_fw_update(aw_dev);
if (ret) {
dev_err(aw_dev->dev, "%s load profile failed\n", __func__);
return ret;
}
aw_dev->status = AW87390_DEV_PW_ON;
return 0;
}
static int aw87390_dev_set_profile_index(struct aw_device *aw_dev, int index)
{
if ((index >= aw_dev->prof_info.count) || (index < 0))
return -EINVAL;
if (aw_dev->prof_index == index)
return -EPERM;
aw_dev->prof_index = index;
return 0;
}
static int aw87390_profile_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
struct aw87390 *aw87390 = snd_soc_component_get_drvdata(codec);
char *prof_name, *name;
int count, ret;
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->count = 1;
count = aw87390->aw_pa->prof_info.count;
if (count <= 0) {
uinfo->value.enumerated.items = 0;
return 0;
}
uinfo->value.enumerated.items = count;
if (uinfo->value.enumerated.item >= count)
uinfo->value.enumerated.item = count - 1;
name = uinfo->value.enumerated.name;
count = uinfo->value.enumerated.item;
ret = aw87390_dev_get_prof_name(aw87390->aw_pa, count, &prof_name);
if (ret) {
strscpy(uinfo->value.enumerated.name, "null",
strlen("null") + 1);
return 0;
}
strscpy(name, prof_name, sizeof(uinfo->value.enumerated.name));
return 0;
}
static int aw87390_profile_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
struct aw87390 *aw87390 = snd_soc_component_get_drvdata(codec);
ucontrol->value.integer.value[0] = aw87390->aw_pa->prof_index;
return 0;
}
static int aw87390_profile_set(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
struct aw87390 *aw87390 = snd_soc_component_get_drvdata(codec);
int ret;
mutex_lock(&aw87390->lock);
ret = aw87390_dev_set_profile_index(aw87390->aw_pa, ucontrol->value.integer.value[0]);
if (ret) {
dev_dbg(codec->dev, "profile index does not change\n");
mutex_unlock(&aw87390->lock);
return 0;
}
if (aw87390->aw_pa->status == AW87390_DEV_PW_ON) {
aw87390_power_off(aw87390->aw_pa);
aw87390_power_on(aw87390->aw_pa);
}
mutex_unlock(&aw87390->lock);
return 1;
}
static const struct snd_kcontrol_new aw87390_controls[] = {
AW87390_PROFILE_EXT("AW87390 Profile Set", aw87390_profile_info,
aw87390_profile_get, aw87390_profile_set),
};
static int aw87390_request_firmware_file(struct aw87390 *aw87390)
{
const struct firmware *cont = NULL;
int ret;
aw87390->aw_pa->fw_status = AW87390_DEV_FW_FAILED;
ret = request_firmware(&cont, AW87390_ACF_FILE, aw87390->aw_pa->dev);
if (ret)
return dev_err_probe(aw87390->aw_pa->dev, ret,
"load [%s] failed!\n", AW87390_ACF_FILE);
dev_dbg(aw87390->aw_pa->dev, "loaded %s - size: %zu\n",
AW87390_ACF_FILE, cont ? cont->size : 0);
aw87390->aw_cfg = devm_kzalloc(aw87390->aw_pa->dev,
struct_size(aw87390->aw_cfg, data, cont->size), GFP_KERNEL);
if (!aw87390->aw_cfg) {
release_firmware(cont);
return -ENOMEM;
}
aw87390->aw_cfg->len = cont->size;
memcpy(aw87390->aw_cfg->data, cont->data, cont->size);
release_firmware(cont);
ret = aw88395_dev_load_acf_check(aw87390->aw_pa, aw87390->aw_cfg);
if (ret) {
dev_err(aw87390->aw_pa->dev, "load [%s] failed!\n", AW87390_ACF_FILE);
return ret;
}
mutex_lock(&aw87390->lock);
ret = aw88395_dev_cfg_load(aw87390->aw_pa, aw87390->aw_cfg);
if (ret)
dev_err(aw87390->aw_pa->dev, "aw_dev acf parse failed\n");
mutex_unlock(&aw87390->lock);
return ret;
}
static int aw87390_drv_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
struct aw87390 *aw87390 = snd_soc_component_get_drvdata(component);
struct aw_device *aw_dev = aw87390->aw_pa;
int ret;
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
ret = aw87390_power_on(aw_dev);
break;
case SND_SOC_DAPM_POST_PMD:
ret = aw87390_power_off(aw_dev);
break;
default:
dev_err(aw_dev->dev, "%s: invalid event %d\n", __func__, event);
ret = -EINVAL;
}
return ret;
}
static const struct snd_soc_dapm_widget aw87390_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("IN"),
SND_SOC_DAPM_PGA_E("SPK PA", SND_SOC_NOPM, 0, 0, NULL, 0, aw87390_drv_event,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_OUTPUT("OUT"),
};
static const struct snd_soc_dapm_route aw87390_dapm_routes[] = {
{ "SPK PA", NULL, "IN" },
{ "OUT", NULL, "SPK PA" },
};
static int aw87390_codec_probe(struct snd_soc_component *component)
{
struct aw87390 *aw87390 = snd_soc_component_get_drvdata(component);
int ret;
ret = aw87390_request_firmware_file(aw87390);
if (ret)
return dev_err_probe(aw87390->aw_pa->dev, ret,
"aw87390_request_firmware_file failed\n");
return 0;
}
static const struct snd_soc_component_driver soc_codec_dev_aw87390 = {
.probe = aw87390_codec_probe,
.dapm_widgets = aw87390_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(aw87390_dapm_widgets),
.dapm_routes = aw87390_dapm_routes,
.num_dapm_routes = ARRAY_SIZE(aw87390_dapm_routes),
.controls = aw87390_controls,
.num_controls = ARRAY_SIZE(aw87390_controls),
};
static void aw87390_parse_channel_dt(struct aw87390 *aw87390)
{
struct aw_device *aw_dev = aw87390->aw_pa;
struct device_node *np = aw_dev->dev->of_node;
u32 channel_value = AW87390_DEV_DEFAULT_CH;
of_property_read_u32(np, "awinic,audio-channel", &channel_value);
aw_dev->channel = channel_value;
}
static int aw87390_init(struct aw87390 **aw87390, struct i2c_client *i2c, struct regmap *regmap)
{
struct aw_device *aw_dev;
unsigned int chip_id;
int ret;
/* read chip id */
ret = regmap_read(regmap, AW87390_ID_REG, &chip_id);
if (ret) {
dev_err(&i2c->dev, "%s read chipid error. ret = %d\n", __func__, ret);
return ret;
}
if (chip_id != AW87390_CHIP_ID) {
dev_err(&i2c->dev, "unsupported device\n");
return -ENXIO;
}
dev_dbg(&i2c->dev, "chip id = 0x%x\n", chip_id);
aw_dev = devm_kzalloc(&i2c->dev, sizeof(*aw_dev), GFP_KERNEL);
if (!aw_dev)
return -ENOMEM;
(*aw87390)->aw_pa = aw_dev;
aw_dev->i2c = i2c;
aw_dev->regmap = regmap;
aw_dev->dev = &i2c->dev;
aw_dev->chip_id = AW87390_CHIP_ID;
aw_dev->acf = NULL;
aw_dev->prof_info.prof_desc = NULL;
aw_dev->prof_info.count = 0;
aw_dev->prof_info.prof_type = AW88395_DEV_NONE_TYPE_ID;
aw_dev->channel = AW87390_DEV_DEFAULT_CH;
aw_dev->fw_status = AW87390_DEV_FW_FAILED;
aw_dev->prof_index = AW87390_INIT_PROFILE;
aw_dev->status = AW87390_DEV_PW_OFF;
aw87390_parse_channel_dt(*aw87390);
return 0;
}
static int aw87390_i2c_probe(struct i2c_client *i2c)
{
struct aw87390 *aw87390;
int ret;
ret = i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C);
if (!ret)
return dev_err_probe(&i2c->dev, -ENXIO, "check_functionality failed\n");
aw87390 = devm_kzalloc(&i2c->dev, sizeof(*aw87390), GFP_KERNEL);
if (!aw87390)
return -ENOMEM;
mutex_init(&aw87390->lock);
i2c_set_clientdata(i2c, aw87390);
aw87390->regmap = devm_regmap_init_i2c(i2c, &aw87390_remap_config);
if (IS_ERR(aw87390->regmap))
return dev_err_probe(&i2c->dev, PTR_ERR(aw87390->regmap),
"failed to init regmap\n");
/* aw pa init */
ret = aw87390_init(&aw87390, i2c, aw87390->regmap);
if (ret)
return ret;
ret = regmap_write(aw87390->regmap, AW87390_ID_REG, AW87390_SOFT_RESET_VALUE);
if (ret)
return ret;
ret = devm_snd_soc_register_component(&i2c->dev,
&soc_codec_dev_aw87390, NULL, 0);
if (ret)
dev_err(&i2c->dev, "failed to register aw87390: %d\n", ret);
return ret;
}
static const struct i2c_device_id aw87390_i2c_id[] = {
{ AW87390_I2C_NAME, 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, aw87390_i2c_id);
static struct i2c_driver aw87390_i2c_driver = {
.driver = {
.name = AW87390_I2C_NAME,
},
.probe = aw87390_i2c_probe,
.id_table = aw87390_i2c_id,
};
module_i2c_driver(aw87390_i2c_driver);
MODULE_DESCRIPTION("ASoC AW87390 PA Driver");
MODULE_LICENSE("GPL v2");

85
sound/soc/codecs/aw87390.h Normal file
View File

@ -0,0 +1,85 @@
// SPDX-License-Identifier: GPL-2.0-only
//
// aw87390.h -- aw87390 ALSA SoC Audio driver
//
// Copyright (c) 2023 awinic Technology CO., LTD
//
// Author: Weidong Wang <wangweidong.a@awinic.com>
//
#ifndef __AW87390_H__
#define __AW87390_H__
#define AW87390_ID_REG (0x00)
#define AW87390_SYSCTRL_REG (0x01)
#define AW87390_MDCTRL_REG (0x02)
#define AW87390_CPOVP_REG (0x03)
#define AW87390_CPP_REG (0x04)
#define AW87390_PAG_REG (0x05)
#define AW87390_AGC3P_REG (0x06)
#define AW87390_AGC3PA_REG (0x07)
#define AW87390_AGC2P_REG (0x08)
#define AW87390_AGC2PA_REG (0x09)
#define AW87390_AGC1PA_REG (0x0A)
#define AW87390_SYSST_REG (0x59)
#define AW87390_SYSINT_REG (0x60)
#define AW87390_DFT_SYSCTRL_REG (0x61)
#define AW87390_DFT_MDCTRL_REG (0x62)
#define AW87390_DFT_CPADP_REG (0x63)
#define AW87390_DFT_AGCPA_REG (0x64)
#define AW87390_DFT_POFR_REG (0x65)
#define AW87390_DFT_OC_REG (0x66)
#define AW87390_DFT_ADP1_REG (0x67)
#define AW87390_DFT_REF_REG (0x68)
#define AW87390_DFT_LDO_REG (0x69)
#define AW87390_ADP1_REG (0x70)
#define AW87390_ADP2_REG (0x71)
#define AW87390_NG1_REG (0x72)
#define AW87390_NG2_REG (0x73)
#define AW87390_NG3_REG (0x74)
#define AW87390_CP_REG (0x75)
#define AW87390_AB_REG (0x76)
#define AW87390_TEST_REG (0x77)
#define AW87390_ENCR_REG (0x78)
#define AW87390_DELAY_REG_ADDR (0xFE)
#define AW87390_SOFT_RESET_VALUE (0xAA)
#define AW87390_POWER_DOWN_VALUE (0x00)
#define AW87390_REG_MAX (0xFF)
#define AW87390_DEV_DEFAULT_CH (0)
#define AW87390_INIT_PROFILE (0)
#define AW87390_REG_DELAY_TIME (1000)
#define AW87390_I2C_NAME "aw87390"
#define AW87390_ACF_FILE "aw87390_acf.bin"
#define AW87390_PROFILE_EXT(xname, profile_info, profile_get, profile_set) \
{ \
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
.name = xname, \
.info = profile_info, \
.get = profile_get, \
.put = profile_set, \
}
enum aw87390_id {
AW87390_CHIP_ID = 0x76,
};
enum {
AW87390_DEV_FW_FAILED = 0,
AW87390_DEV_FW_OK,
};
enum {
AW87390_DEV_PW_OFF = 0,
AW87390_DEV_PW_ON,
};
struct aw87390 {
struct aw_device *aw_pa;
struct mutex lock;
struct regmap *regmap;
struct aw_container *aw_cfg;
};
#endif