From: Weidong Wang <wangweidong.a@awinic.com>
The driver is for amplifiers aw88081 of Awinic Technology
Corporation. The awinic AW88081 is an I2S/TDM input,
high efficiency digital Smart K audio amplifier
Signed-off-by: Weidong Wang <wangweidong.a@awinic.com>
---
sound/soc/codecs/Kconfig | 12 +
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/aw88081.c | 1087 ++++++++++++++++++++++++++++++++++++
sound/soc/codecs/aw88081.h | 286 ++++++++++
4 files changed, 1387 insertions(+)
create mode 100644 sound/soc/codecs/aw88081.c
create mode 100644 sound/soc/codecs/aw88081.h
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 7092842480ef..1eaca685c1a6 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -57,6 +57,7 @@ config SND_SOC_ALL_CODECS
imply SND_SOC_AW8738
imply SND_SOC_AW87390
imply SND_SOC_AW88395
+ imply SND_SOC_AW88081
imply SND_SOC_AW88261
imply SND_SOC_AW88399
imply SND_SOC_BT_SCO
@@ -685,6 +686,17 @@ config SND_SOC_AW88261
boost converter can be adjusted smartly according to
the input amplitude.
+config SND_SOC_AW88081
+ tristate "Soc Audio for awinic aw88081"
+ depends on I2C
+ select REGMAP_I2C
+ select SND_SOC_AW88395_LIB
+ help
+ This option enables support for aw88081 Smart PA.
+ The awinic AW88081 is an I2S/TDM input, high efficiency
+ digital Smart K audio amplifier. Due to its 9uV noise
+ floor and ultra-low distortion, clean listening is guaranteed.
+
config SND_SOC_AW87390
tristate "Soc Audio for awinic aw87390"
depends on I2C
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 54cbc3feae32..7cc0cb49b3a2 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -49,6 +49,7 @@ snd-soc-arizona-y := arizona.o arizona-jack.o
snd-soc-audio-iio-aux-y := audio-iio-aux.o
snd-soc-aw8738-y := aw8738.o
snd-soc-aw87390-y := aw87390.o
+snd-soc-aw88081-y := aw88081.o
snd-soc-aw88395-lib-y := aw88395/aw88395_lib.o
snd-soc-aw88395-y := aw88395/aw88395.o \
aw88395/aw88395_device.o
@@ -457,6 +458,7 @@ 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-$(CONFIG_SND_SOC_AW88081) += snd-soc-aw88081.o
obj-$(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
diff --git a/sound/soc/codecs/aw88081.c b/sound/soc/codecs/aw88081.c
new file mode 100644
index 000000000000..58b8e002d76f
--- /dev/null
+++ b/sound/soc/codecs/aw88081.c
@@ -0,0 +1,1087 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// aw88081.c -- AW88081 ALSA SoC Audio driver
+//
+// Copyright (c) 2024 awinic Technology CO., LTD
+//
+// Author: Weidong Wang <wangweidong.a@awinic.com>
+//
+
+#include <linux/firmware.h>
+#include <linux/i2c.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+#include "aw88081.h"
+#include "aw88395/aw88395_device.h"
+
+struct aw88081 {
+ struct aw_device *aw_pa;
+ struct mutex lock;
+ struct delayed_work start_work;
+ struct regmap *regmap;
+ struct aw_container *aw_cfg;
+
+ bool phase_sync;
+};
+
+static const struct regmap_config aw88081_regmap_config = {
+ .val_bits = 16,
+ .reg_bits = 8,
+ .max_register = AW88081_REG_MAX,
+ .reg_format_endian = REGMAP_ENDIAN_LITTLE,
+ .val_format_endian = REGMAP_ENDIAN_BIG,
+};
+
+static int aw88081_dev_get_iis_status(struct aw_device *aw_dev)
+{
+ unsigned int reg_val;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88081_SYSST_REG, ®_val);
+ if (ret)
+ return ret;
+ if ((reg_val & AW88081_BIT_PLL_CHECK) != AW88081_BIT_PLL_CHECK) {
+ dev_err(aw_dev->dev, "check pll lock fail,reg_val:0x%04x", reg_val);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int aw88081_dev_check_mode1_pll(struct aw_device *aw_dev)
+{
+ int ret, i;
+
+ for (i = 0; i < AW88081_DEV_SYSST_CHECK_MAX; i++) {
+ ret = aw88081_dev_get_iis_status(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "mode1 iis signal check error");
+ usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
+ } else {
+ return 0;
+ }
+ }
+
+ return -EPERM;
+}
+
+static int aw88081_dev_check_mode2_pll(struct aw_device *aw_dev)
+{
+ unsigned int reg_val;
+ int ret, i;
+
+ ret = regmap_read(aw_dev->regmap, AW88081_PLLCTRL1_REG, ®_val);
+ if (ret)
+ return ret;
+
+ reg_val &= (~AW88081_CCO_MUX_MASK);
+ if (reg_val == AW88081_CCO_MUX_DIVIDED_VALUE) {
+ dev_dbg(aw_dev->dev, "CCO_MUX is already divider");
+ return -EPERM;
+ }
+
+ /* change mode2 */
+ ret = regmap_update_bits(aw_dev->regmap, AW88081_PLLCTRL1_REG,
+ ~AW88081_CCO_MUX_MASK, AW88081_CCO_MUX_DIVIDED_VALUE);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < AW88081_DEV_SYSST_CHECK_MAX; i++) {
+ ret = aw88081_dev_get_iis_status(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "mode2 iis check error");
+ usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
+ } else {
+ break;
+ }
+ }
+
+ /* change mode1 */
+ ret = regmap_update_bits(aw_dev->regmap, AW88081_PLLCTRL1_REG,
+ ~AW88081_CCO_MUX_MASK, AW88081_CCO_MUX_BYPASS_VALUE);
+ if (ret == 0) {
+ usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
+ for (i = 0; i < AW88081_DEV_SYSST_CHECK_MAX; i++) {
+ ret = aw88081_dev_check_mode1_pll(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "mode2 switch to mode1, iis check error");
+ usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
+ } else {
+ break;
+ }
+ }
+ }
+
+ return ret;
+}
+
+static int aw88081_dev_check_syspll(struct aw_device *aw_dev)
+{
+ int ret;
+
+ ret = aw88081_dev_check_mode1_pll(aw_dev);
+ if (ret) {
+ dev_dbg(aw_dev->dev, "mode1 check iis failed try switch to mode2 check");
+ ret = aw88081_dev_check_mode2_pll(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "mode2 check iis failed");
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int aw88081_dev_check_sysst(struct aw_device *aw_dev)
+{
+ unsigned int check_val;
+ unsigned int reg_val;
+ unsigned int value;
+ int ret, i;
+
+ ret = regmap_read(aw_dev->regmap, AW88081_PWMCTRL4_REG, ®_val);
+ if (ret)
+ return ret;
+
+ if (reg_val & (~AW88081_NOISE_GATE_EN_MASK))
+ check_val = AW88081_NO_SWS_SYSST_CHECK;
+ else
+ check_val = AW88081_SWS_SYSST_CHECK;
+
+ for (i = 0; i < AW88081_DEV_SYSST_CHECK_MAX; i++) {
+ ret = regmap_read(aw_dev->regmap, AW88081_SYSST_REG, ®_val);
+ if (ret)
+ return ret;
+
+ value = reg_val & (~AW88081_BIT_SYSST_CHECK_MASK) & check_val;
+ if (value != check_val) {
+ dev_err(aw_dev->dev, "check sysst fail, reg_val=0x%04x, check:0x%x",
+ reg_val, check_val);
+ usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
+ } else {
+ return 0;
+ }
+ }
+
+ return -EPERM;
+}
+
+static void aw88081_dev_i2s_tx_enable(struct aw_device *aw_dev, bool flag)
+{
+ if (flag)
+ regmap_update_bits(aw_dev->regmap, AW88081_I2SCTRL3_REG,
+ ~AW88081_I2STXEN_MASK, AW88081_I2STXEN_ENABLE_VALUE);
+ else
+ regmap_update_bits(aw_dev->regmap, AW88081_I2SCTRL3_REG,
+ ~AW88081_I2STXEN_MASK, AW88081_I2STXEN_DISABLE_VALUE);
+}
+
+static void aw88081_dev_pwd(struct aw_device *aw_dev, bool pwd)
+{
+ if (pwd)
+ regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
+ ~AW88081_PWDN_MASK, AW88081_PWDN_POWER_DOWN_VALUE);
+ else
+ regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
+ ~AW88081_PWDN_MASK, AW88081_PWDN_WORKING_VALUE);
+}
+
+static void aw88081_dev_amppd(struct aw_device *aw_dev, bool amppd)
+{
+ if (amppd)
+ regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
+ ~AW88081_EN_PA_MASK, AW88081_EN_PA_POWER_DOWN_VALUE);
+ else
+ regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
+ ~AW88081_EN_PA_MASK, AW88081_EN_PA_WORKING_VALUE);
+}
+
+static void aw88081_dev_clear_int_status(struct aw_device *aw_dev)
+{
+ unsigned int int_status;
+
+ /* read int status and clear */
+ regmap_read(aw_dev->regmap, AW88081_SYSINT_REG, &int_status);
+ /* make sure int status is clear */
+ regmap_read(aw_dev->regmap, AW88081_SYSINT_REG, &int_status);
+
+ dev_dbg(aw_dev->dev, "read interrupt reg = 0x%04x", int_status);
+}
+
+static void aw88081_dev_set_volume(struct aw_device *aw_dev, unsigned int value)
+{
+ struct aw_volume_desc *vol_desc = &aw_dev->volume_desc;
+ unsigned int volume;
+
+ volume = min((value + vol_desc->init_volume), (unsigned int)AW88081_MUTE_VOL);
+
+ regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL2_REG, ~AW88081_VOL_MASK, volume);
+}
+
+static void aw88081_dev_fade_in(struct aw_device *aw_dev)
+{
+ struct aw_volume_desc *desc = &aw_dev->volume_desc;
+ int fade_in_vol = desc->ctl_volume;
+ int fade_step = aw_dev->fade_step;
+ int i;
+
+ if (fade_step == 0 || aw_dev->fade_in_time == 0) {
+ aw88081_dev_set_volume(aw_dev, fade_in_vol);
+ return;
+ }
+
+ for (i = AW88081_MUTE_VOL; i >= fade_in_vol; i -= fade_step) {
+ aw88081_dev_set_volume(aw_dev, i);
+ usleep_range(aw_dev->fade_in_time, aw_dev->fade_in_time + 10);
+ }
+
+ if (i != fade_in_vol)
+ aw88081_dev_set_volume(aw_dev, fade_in_vol);
+}
+
+static void aw88081_dev_fade_out(struct aw_device *aw_dev)
+{
+ struct aw_volume_desc *desc = &aw_dev->volume_desc;
+ int fade_step = aw_dev->fade_step;
+ int i;
+
+ if (fade_step == 0 || aw_dev->fade_out_time == 0) {
+ aw88081_dev_set_volume(aw_dev, AW88081_MUTE_VOL);
+ return;
+ }
+
+ for (i = desc->ctl_volume; i <= AW88081_MUTE_VOL; i += fade_step) {
+ aw88081_dev_set_volume(aw_dev, i);
+ usleep_range(aw_dev->fade_out_time, aw_dev->fade_out_time + 10);
+ }
+
+ if (i != AW88081_MUTE_VOL)
+ aw88081_dev_set_volume(aw_dev, AW88081_MUTE_VOL);
+}
+
+static void aw88081_dev_mute(struct aw_device *aw_dev, bool is_mute)
+{
+ if (is_mute) {
+ aw88081_dev_fade_out(aw_dev);
+ regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
+ ~AW88081_HMUTE_MASK, AW88081_HMUTE_ENABLE_VALUE);
+ } else {
+ regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
+ ~AW88081_HMUTE_MASK, AW88081_HMUTE_DISABLE_VALUE);
+ aw88081_dev_fade_in(aw_dev);
+ }
+}
+
+static void aw88081_dev_uls_hmute(struct aw_device *aw_dev, bool uls_hmute)
+{
+ if (uls_hmute)
+ regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
+ ~AW88081_ULS_HMUTE_MASK,
+ AW88081_ULS_HMUTE_ENABLE_VALUE);
+ else
+ regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
+ ~AW88081_ULS_HMUTE_MASK,
+ AW88081_ULS_HMUTE_DISABLE_VALUE);
+}
+
+static int aw88081_dev_reg_update(struct aw88081 *aw88081,
+ unsigned char *data, unsigned int len)
+{
+ struct aw_device *aw_dev = aw88081->aw_pa;
+ struct aw_volume_desc *vol_desc = &aw_dev->volume_desc;
+ unsigned int read_vol;
+ int data_len, i, ret;
+ int16_t *reg_data;
+ u16 reg_val;
+ u8 reg_addr;
+
+ if (!len || !data) {
+ dev_err(aw_dev->dev, "reg data is null or len is 0");
+ return -EINVAL;
+ }
+
+ reg_data = (int16_t *)data;
+ data_len = len >> 1;
+
+ if (data_len & 0x1) {
+ dev_err(aw_dev->dev, "data len:%d unsupported", data_len);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < data_len; i += 2) {
+ reg_addr = reg_data[i];
+ reg_val = reg_data[i + 1];
+
+ if (reg_addr == AW88081_SYSCTRL_REG) {
+ reg_val &= ~(~AW88081_EN_PA_MASK |
+ ~AW88081_PWDN_MASK |
+ ~AW88081_HMUTE_MASK |
+ ~AW88081_ULS_HMUTE_MASK);
+
+ reg_val |= AW88081_EN_PA_POWER_DOWN_VALUE |
+ AW88081_PWDN_POWER_DOWN_VALUE |
+ AW88081_HMUTE_ENABLE_VALUE |
+ AW88081_ULS_HMUTE_ENABLE_VALUE;
+ }
+
+ if (reg_addr == AW88081_SYSCTRL2_REG) {
+ read_vol = (reg_val & (~AW88081_VOL_MASK)) >>
+ AW88081_VOL_START_BIT;
+ aw_dev->volume_desc.init_volume = read_vol;
+ }
+
+ /* i2stxen */
+ if (reg_addr == AW88081_I2SCTRL3_REG) {
+ /* close tx */
+ reg_val &= AW88081_I2STXEN_MASK;
+ reg_val |= AW88081_I2STXEN_DISABLE_VALUE;
+ }
+
+ ret = regmap_write(aw_dev->regmap, reg_addr, reg_val);
+ if (ret)
+ return ret;
+ }
+
+ if (aw_dev->prof_cur != aw_dev->prof_index)
+ vol_desc->ctl_volume = 0;
+
+ /* keep min volume */
+ aw88081_dev_set_volume(aw_dev, vol_desc->mute_volume);
+
+ return 0;
+}
+
+static int aw88081_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]",
+ 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 aw88081_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 aw88081_dev_fw_update(struct aw88081 *aw88081)
+{
+ struct aw_device *aw_dev = aw88081->aw_pa;
+ struct aw_prof_desc *prof_index_desc;
+ struct aw_sec_data_desc *sec_desc;
+ char *prof_name;
+ int ret;
+
+ ret = aw88081_dev_get_prof_name(aw_dev, aw_dev->prof_index, &prof_name);
+ if (ret) {
+ dev_err(aw_dev->dev, "get prof name failed");
+ return -EINVAL;
+ }
+
+ dev_dbg(aw_dev->dev, "start update %s", prof_name);
+
+ ret = aw88081_dev_get_prof_data(aw_dev, aw_dev->prof_index, &prof_index_desc);
+ if (ret)
+ return ret;
+
+ /* update reg */
+ sec_desc = prof_index_desc->sec_desc;
+ ret = aw88081_dev_reg_update(aw88081, sec_desc[AW88395_DATA_TYPE_REG].data,
+ sec_desc[AW88395_DATA_TYPE_REG].len);
+ if (ret) {
+ dev_err(aw_dev->dev, "update reg failed");
+ return ret;
+ }
+
+ aw_dev->prof_cur = aw_dev->prof_index;
+
+ return 0;
+}
+
+static int aw88081_dev_start(struct aw88081 *aw88081)
+{
+ struct aw_device *aw_dev = aw88081->aw_pa;
+ int ret;
+
+ if (aw_dev->status == AW88081_DEV_PW_ON) {
+ dev_dbg(aw_dev->dev, "already power on");
+ return 0;
+ }
+
+ /* power on */
+ aw88081_dev_pwd(aw_dev, false);
+ usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
+
+ ret = aw88081_dev_check_syspll(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "pll check failed cannot start");
+ goto pll_check_fail;
+ }
+
+ /* amppd on */
+ aw88081_dev_amppd(aw_dev, false);
+ usleep_range(AW88081_1000_US, AW88081_1000_US + 50);
+
+ /* check i2s status */
+ ret = aw88081_dev_check_sysst(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "sysst check failed");
+ goto sysst_check_fail;
+ }
+
+ /* enable tx feedback */
+ aw88081_dev_i2s_tx_enable(aw_dev, true);
+
+ /* close uls mute */
+ aw88081_dev_uls_hmute(aw_dev, false);
+
+ /* close mute */
+ aw88081_dev_mute(aw_dev, false);
+
+ /* clear inturrupt */
+ aw88081_dev_clear_int_status(aw_dev);
+ aw_dev->status = AW88081_DEV_PW_ON;
+
+ return 0;
+
+sysst_check_fail:
+ aw88081_dev_i2s_tx_enable(aw_dev, false);
+ aw88081_dev_clear_int_status(aw_dev);
+ aw88081_dev_amppd(aw_dev, true);
+pll_check_fail:
+ aw88081_dev_pwd(aw_dev, true);
+ aw_dev->status = AW88081_DEV_PW_OFF;
+
+ return ret;
+}
+
+static int aw88081_dev_stop(struct aw_device *aw_dev)
+{
+ if (aw_dev->status == AW88081_DEV_PW_OFF) {
+ dev_dbg(aw_dev->dev, "already power off");
+ return 0;
+ }
+
+ aw_dev->status = AW88081_DEV_PW_OFF;
+
+ /* clear inturrupt */
+ aw88081_dev_clear_int_status(aw_dev);
+
+ aw88081_dev_uls_hmute(aw_dev, true);
+ /* set mute */
+ aw88081_dev_mute(aw_dev, true);
+
+ /* close tx feedback */
+ aw88081_dev_i2s_tx_enable(aw_dev, false);
+ usleep_range(AW88081_1000_US, AW88081_1000_US + 100);
+
+ /* enable amppd */
+ aw88081_dev_amppd(aw_dev, true);
+
+ /* set power down */
+ aw88081_dev_pwd(aw_dev, true);
+
+ return 0;
+}
+
+static int aw88081_reg_update(struct aw88081 *aw88081, bool force)
+{
+ struct aw_device *aw_dev = aw88081->aw_pa;
+ int ret;
+
+ if (force) {
+ ret = regmap_write(aw_dev->regmap,
+ AW88081_ID_REG, AW88081_SOFT_RESET_VALUE);
+ if (ret)
+ return ret;
+
+ ret = aw88081_dev_fw_update(aw88081);
+ if (ret)
+ return ret;
+ } else {
+ if (aw_dev->prof_cur != aw_dev->prof_index) {
+ ret = aw88081_dev_fw_update(aw88081);
+ if (ret)
+ return ret;
+ }
+ }
+
+ aw_dev->prof_cur = aw_dev->prof_index;
+
+ return 0;
+}
+
+static void aw88081_start_pa(struct aw88081 *aw88081)
+{
+ int ret, i;
+
+ for (i = 0; i < AW88081_START_RETRIES; i++) {
+ ret = aw88081_reg_update(aw88081, aw88081->phase_sync);
+ if (ret) {
+ dev_err(aw88081->aw_pa->dev, "fw update failed, cnt:%d\n", i);
+ continue;
+ }
+ ret = aw88081_dev_start(aw88081);
+ if (ret) {
+ dev_err(aw88081->aw_pa->dev, "aw88081 device start failed. retry = %d", i);
+ continue;
+ } else {
+ dev_dbg(aw88081->aw_pa->dev, "start success\n");
+ break;
+ }
+ }
+}
+
+static void aw88081_startup_work(struct work_struct *work)
+{
+ struct aw88081 *aw88081 =
+ container_of(work, struct aw88081, start_work.work);
+
+ mutex_lock(&aw88081->lock);
+ aw88081_start_pa(aw88081);
+ mutex_unlock(&aw88081->lock);
+}
+
+static void aw88081_start(struct aw88081 *aw88081, bool sync_start)
+{
+ if (aw88081->aw_pa->fw_status != AW88081_DEV_FW_OK)
+ return;
+
+ if (aw88081->aw_pa->status == AW88081_DEV_PW_ON)
+ return;
+
+ if (sync_start == AW88081_SYNC_START)
+ aw88081_start_pa(aw88081);
+ else
+ queue_delayed_work(system_wq,
+ &aw88081->start_work,
+ AW88081_START_WORK_DELAY_MS);
+}
+
+static struct snd_soc_dai_driver aw88081_dai[] = {
+ {
+ .name = "aw88081-aif",
+ .id = 1,
+ .playback = {
+ .stream_name = "Speaker_Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = AW88081_RATES,
+ .formats = AW88081_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Speaker_Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = AW88081_RATES,
+ .formats = AW88081_FORMATS,
+ },
+ },
+};
+
+static int aw88081_get_fade_in_time(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
+ struct aw_device *aw_dev = aw88081->aw_pa;
+
+ ucontrol->value.integer.value[0] = aw_dev->fade_in_time;
+
+ return 0;
+}
+
+static int aw88081_set_fade_in_time(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ struct aw_device *aw_dev = aw88081->aw_pa;
+ int time;
+
+ time = ucontrol->value.integer.value[0];
+
+ if (time < mc->min || time > mc->max)
+ return -EINVAL;
+
+ if (time != aw_dev->fade_in_time) {
+ aw_dev->fade_in_time = time;
+ return 1;
+ }
+
+ return 0;
+}
+
+static int aw88081_get_fade_out_time(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
+ struct aw_device *aw_dev = aw88081->aw_pa;
+
+ ucontrol->value.integer.value[0] = aw_dev->fade_out_time;
+
+ return 0;
+}
+
+static int aw88081_set_fade_out_time(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ struct aw_device *aw_dev = aw88081->aw_pa;
+ int time;
+
+ time = ucontrol->value.integer.value[0];
+ if (time < mc->min || time > mc->max)
+ return -EINVAL;
+
+ if (time != aw_dev->fade_out_time) {
+ aw_dev->fade_out_time = time;
+ return 1;
+ }
+
+ return 0;
+}
+
+static int aw88081_dev_set_profile_index(struct aw_device *aw_dev, int index)
+{
+ /* check the index whether is valid */
+ if ((index >= aw_dev->prof_info.count) || (index < 0))
+ return -EINVAL;
+ /* check the index whether change */
+ if (aw_dev->prof_index == index)
+ return -EPERM;
+
+ aw_dev->prof_index = index;
+
+ return 0;
+}
+
+static int aw88081_profile_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
+ char *prof_name;
+ int count, ret;
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ uinfo->count = 1;
+
+ count = aw88081->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;
+
+ count = uinfo->value.enumerated.item;
+
+ ret = aw88081_dev_get_prof_name(aw88081->aw_pa, count, &prof_name);
+ if (ret) {
+ strscpy(uinfo->value.enumerated.name, "null",
+ sizeof(uinfo->value.enumerated.name));
+ return 0;
+ }
+
+ strscpy(uinfo->value.enumerated.name, prof_name, sizeof(uinfo->value.enumerated.name));
+
+ return 0;
+}
+
+static int aw88081_profile_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
+
+ ucontrol->value.integer.value[0] = aw88081->aw_pa->prof_index;
+
+ return 0;
+}
+
+static int aw88081_profile_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
+ int ret;
+
+ /* pa stop or stopping just set profile */
+ mutex_lock(&aw88081->lock);
+ ret = aw88081_dev_set_profile_index(aw88081->aw_pa, ucontrol->value.integer.value[0]);
+ if (ret) {
+ dev_dbg(codec->dev, "profile index does not change");
+ mutex_unlock(&aw88081->lock);
+ return 0;
+ }
+
+ if (aw88081->aw_pa->status) {
+ aw88081_dev_stop(aw88081->aw_pa);
+ aw88081_start(aw88081, AW88081_SYNC_START);
+ }
+
+ mutex_unlock(&aw88081->lock);
+
+ return 1;
+}
+
+static int aw88081_volume_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
+ struct aw_volume_desc *vol_desc = &aw88081->aw_pa->volume_desc;
+
+ ucontrol->value.integer.value[0] = vol_desc->ctl_volume;
+
+ return 0;
+}
+
+static int aw88081_volume_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
+ struct aw_volume_desc *vol_desc = &aw88081->aw_pa->volume_desc;
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ int value;
+
+ value = ucontrol->value.integer.value[0];
+
+ if (value < mc->min || value > mc->max)
+ return -EINVAL;
+
+ if (vol_desc->ctl_volume != value) {
+ vol_desc->ctl_volume = value;
+ aw88081_dev_set_volume(aw88081->aw_pa, vol_desc->ctl_volume);
+ return 1;
+ }
+
+ return 0;
+}
+
+static int aw88081_get_fade_step(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
+
+ ucontrol->value.integer.value[0] = aw88081->aw_pa->fade_step;
+
+ return 0;
+}
+
+static int aw88081_set_fade_step(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ int value;
+
+ value = ucontrol->value.integer.value[0];
+ if (value < mc->min || value > mc->max)
+ return -EINVAL;
+
+ if (aw88081->aw_pa->fade_step != value) {
+ aw88081->aw_pa->fade_step = value;
+ return 1;
+ }
+
+ return 0;
+}
+
+static const struct snd_kcontrol_new aw88081_controls[] = {
+ SOC_SINGLE_EXT("PCM Playback Volume", AW88081_SYSCTRL2_REG,
+ 0, AW88081_MUTE_VOL, 0, aw88081_volume_get,
+ aw88081_volume_set),
+ SOC_SINGLE_EXT("Fade Step", 0, 0, AW88081_MUTE_VOL, 0,
+ aw88081_get_fade_step, aw88081_set_fade_step),
+ SOC_SINGLE_EXT("Volume Ramp Up Step", 0, 0, FADE_TIME_MAX, 0,
+ aw88081_get_fade_in_time, aw88081_set_fade_in_time),
+ SOC_SINGLE_EXT("Volume Ramp Down Step", 0, 0, FADE_TIME_MAX, 0,
+ aw88081_get_fade_out_time, aw88081_set_fade_out_time),
+ AW88081_PROFILE_EXT("Profile Set", aw88081_profile_info,
+ aw88081_profile_get, aw88081_profile_set),
+};
+
+static void aw88081_parse_channel_dt(struct aw88081 *aw88081)
+{
+ struct aw_device *aw_dev = aw88081->aw_pa;
+ struct device_node *np = aw_dev->dev->of_node;
+ u32 channel_value = AW88081_DEV_DEFAULT_CH;
+
+ of_property_read_u32(np, "awinic,audio-channel", &channel_value);
+ aw88081->phase_sync = of_property_read_bool(np, "awinic,sync-flag");
+
+ aw_dev->channel = channel_value;
+}
+
+static int aw88081_init(struct aw88081 *aw88081, 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, AW88081_ID_REG, &chip_id);
+ if (ret) {
+ dev_err(&i2c->dev, "%s read chipid error. ret = %d", __func__, ret);
+ return ret;
+ }
+ if (chip_id != AW88081_CHIP_ID) {
+ dev_err(&i2c->dev, "unsupported device");
+ return -ENXIO;
+ }
+
+ dev_dbg(&i2c->dev, "chip id = %x\n", chip_id);
+
+ aw_dev = devm_kzalloc(&i2c->dev, sizeof(*aw_dev), GFP_KERNEL);
+ if (!aw_dev)
+ return -ENOMEM;
+
+ aw88081->aw_pa = aw_dev;
+ aw_dev->i2c = i2c;
+ aw_dev->regmap = regmap;
+ aw_dev->dev = &i2c->dev;
+ aw_dev->chip_id = AW88081_CHIP_ID;
+ aw_dev->acf = NULL;
+ aw_dev->prof_info.prof_desc = NULL;
+ aw_dev->prof_info.prof_type = AW88395_DEV_NONE_TYPE_ID;
+ aw_dev->fade_step = AW88081_VOLUME_STEP_DB;
+ aw_dev->volume_desc.mute_volume = AW88081_MUTE_VOL;
+ aw88081_parse_channel_dt(aw88081);
+
+ return 0;
+}
+
+static int aw88081_dev_init(struct aw88081 *aw88081, struct aw_container *aw_cfg)
+{
+ struct aw_device *aw_dev = aw88081->aw_pa;
+ int ret;
+
+ ret = aw88395_dev_cfg_load(aw_dev, aw_cfg);
+ if (ret) {
+ dev_err(aw_dev->dev, "aw_dev acf parse failed");
+ return -EINVAL;
+ }
+
+ ret = regmap_write(aw_dev->regmap, AW88081_ID_REG, AW88081_SOFT_RESET_VALUE);
+ if (ret)
+ return ret;
+
+ aw_dev->fade_in_time = AW88081_500_US;
+ aw_dev->fade_out_time = AW88081_500_US;
+ aw_dev->prof_cur = AW88081_INIT_PROFILE;
+ aw_dev->prof_index = AW88081_INIT_PROFILE;
+
+ ret = aw88081_dev_fw_update(aw88081);
+ if (ret) {
+ dev_err(aw_dev->dev, "fw update failed ret = %d\n", ret);
+ return ret;
+ }
+
+ aw88081_dev_clear_int_status(aw_dev);
+
+ aw88081_dev_uls_hmute(aw_dev, true);
+
+ aw88081_dev_mute(aw_dev, true);
+
+ usleep_range(AW88081_5000_US, AW88081_5000_US + 10);
+
+ aw88081_dev_i2s_tx_enable(aw_dev, false);
+
+ usleep_range(AW88081_1000_US, AW88081_1000_US + 100);
+
+ aw88081_dev_amppd(aw_dev, true);
+
+ aw88081_dev_pwd(aw_dev, true);
+
+ return 0;
+}
+
+static int aw88081_request_firmware_file(struct aw88081 *aw88081)
+{
+ const struct firmware *cont = NULL;
+ int ret;
+
+ aw88081->aw_pa->fw_status = AW88081_DEV_FW_FAILED;
+
+ ret = request_firmware(&cont, AW88081_ACF_FILE, aw88081->aw_pa->dev);
+ if (ret)
+ return ret;
+
+ dev_dbg(aw88081->aw_pa->dev, "loaded %s - size: %zu\n",
+ AW88081_ACF_FILE, cont ? cont->size : 0);
+
+ aw88081->aw_cfg = devm_kzalloc(aw88081->aw_pa->dev, cont->size + sizeof(int), GFP_KERNEL);
+ if (!aw88081->aw_cfg) {
+ release_firmware(cont);
+ return -ENOMEM;
+ }
+ aw88081->aw_cfg->len = (int)cont->size;
+ memcpy(aw88081->aw_cfg->data, cont->data, cont->size);
+ release_firmware(cont);
+
+ ret = aw88395_dev_load_acf_check(aw88081->aw_pa, aw88081->aw_cfg);
+ if (ret)
+ return ret;
+
+ mutex_lock(&aw88081->lock);
+ ret = aw88081_dev_init(aw88081, aw88081->aw_cfg);
+ mutex_unlock(&aw88081->lock);
+
+ return ret;
+}
+
+static int aw88081_playback_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, int event)
+{
+ struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
+
+ mutex_lock(&aw88081->lock);
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ aw88081_start(aw88081, AW88081_ASYNC_START);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ aw88081_dev_stop(aw88081->aw_pa);
+ break;
+ default:
+ break;
+ }
+ mutex_unlock(&aw88081->lock);
+
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget aw88081_dapm_widgets[] = {
+ /* playback */
+ SND_SOC_DAPM_AIF_IN_E("AIF_RX", "Speaker_Playback", 0, SND_SOC_NOPM, 0, 0,
+ aw88081_playback_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_OUTPUT("DAC Output"),
+
+ /* capture */
+ SND_SOC_DAPM_AIF_OUT("AIF_TX", "Speaker_Capture", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_INPUT("ADC Input"),
+};
+
+static const struct snd_soc_dapm_route aw88081_audio_map[] = {
+ {"DAC Output", NULL, "AIF_RX"},
+ {"AIF_TX", NULL, "ADC Input"},
+};
+
+static int aw88081_codec_probe(struct snd_soc_component *component)
+{
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
+ int ret;
+
+ INIT_DELAYED_WORK(&aw88081->start_work, aw88081_startup_work);
+
+ ret = aw88081_request_firmware_file(aw88081);
+ if (ret)
+ dev_err(aw88081->aw_pa->dev, "%s: request firmware failed\n", __func__);
+
+ return ret;
+}
+
+static void aw88081_codec_remove(struct snd_soc_component *aw_codec)
+{
+ struct aw88081 *aw88081 = snd_soc_component_get_drvdata(aw_codec);
+
+ cancel_delayed_work_sync(&aw88081->start_work);
+}
+
+static const struct snd_soc_component_driver soc_codec_dev_aw88081 = {
+ .probe = aw88081_codec_probe,
+ .remove = aw88081_codec_remove,
+ .dapm_widgets = aw88081_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(aw88081_dapm_widgets),
+ .dapm_routes = aw88081_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(aw88081_audio_map),
+ .controls = aw88081_controls,
+ .num_controls = ARRAY_SIZE(aw88081_controls),
+};
+
+static int aw88081_i2c_probe(struct i2c_client *i2c)
+{
+ struct aw88081 *aw88081;
+ int ret;
+
+ ret = i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C);
+ if (!ret)
+ return dev_err_probe(&i2c->dev, -ENXIO, "check_functionality failed");
+
+ aw88081 = devm_kzalloc(&i2c->dev, sizeof(*aw88081), GFP_KERNEL);
+ if (!aw88081)
+ return -ENOMEM;
+
+ mutex_init(&aw88081->lock);
+
+ i2c_set_clientdata(i2c, aw88081);
+
+ aw88081->regmap = devm_regmap_init_i2c(i2c, &aw88081_regmap_config);
+ if (IS_ERR(aw88081->regmap))
+ return dev_err_probe(&i2c->dev, PTR_ERR(aw88081->regmap),
+ "failed to init regmap\n");
+
+ /* aw pa init */
+ ret = aw88081_init(aw88081, i2c, aw88081->regmap);
+ if (ret)
+ return ret;
+
+ return devm_snd_soc_register_component(&i2c->dev,
+ &soc_codec_dev_aw88081,
+ aw88081_dai, ARRAY_SIZE(aw88081_dai));
+}
+
+static const struct i2c_device_id aw88081_i2c_id[] = {
+ { AW88081_I2C_NAME },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, aw88081_i2c_id);
+
+static struct i2c_driver aw88081_i2c_driver = {
+ .driver = {
+ .name = AW88081_I2C_NAME,
+ },
+ .probe = aw88081_i2c_probe,
+ .id_table = aw88081_i2c_id,
+};
+module_i2c_driver(aw88081_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC AW88081 Smart PA Driver");
+MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/codecs/aw88081.h b/sound/soc/codecs/aw88081.h
new file mode 100644
index 000000000000..6757354385a0
--- /dev/null
+++ b/sound/soc/codecs/aw88081.h
@@ -0,0 +1,286 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// aw88081.h -- AW88081 ALSA SoC Audio driver
+//
+// Copyright (c) 2024 awinic Technology CO., LTD
+//
+// Author: Weidong Wang <wangweidong.a@awinic.com>
+//
+
+#ifndef __AW88081_H__
+#define __AW88081_H__
+
+#define AW88081_ID_REG (0x00)
+#define AW88081_SYSST_REG (0x01)
+#define AW88081_SYSINT_REG (0x02)
+#define AW88081_SYSINTM_REG (0x03)
+#define AW88081_SYSCTRL_REG (0x04)
+#define AW88081_SYSCTRL2_REG (0x05)
+#define AW88081_I2SCTRL1_REG (0x06)
+#define AW88081_I2SCTRL2_REG (0x07)
+#define AW88081_I2SCTRL3_REG (0x08)
+#define AW88081_DACCFG1_REG (0x09)
+#define AW88081_DACCFG2_REG (0x0A)
+#define AW88081_DACCFG3_REG (0x0B)
+#define AW88081_DACCFG4_REG (0x0C)
+#define AW88081_DACCFG5_REG (0x0D)
+#define AW88081_DACCFG6_REG (0x0E)
+#define AW88081_DACCFG7_REG (0x11)
+#define AW88081_PWMCTRL1_REG (0x13)
+#define AW88081_PWMCTRL2_REG (0x14)
+#define AW88081_PWMCTRL3_REG (0x15)
+#define AW88081_PWMCTRL4_REG (0x16)
+#define AW88081_I2SCFG1_REG (0x17)
+#define AW88081_DBGCTRL_REG (0x18)
+#define AW88081_PDMCTRL_REG (0x19)
+#define AW88081_DACST_REG (0x20)
+#define AW88081_PATTERNST_REG (0x21)
+#define AW88081_I2SINT_REG (0x26)
+#define AW88081_I2SCAPCNT_REG (0x27)
+#define AW88081_ANASTA1_REG (0x28)
+#define AW88081_ANASTA2_REG (0x29)
+#define AW88081_ANASTA3_REG (0x2A)
+#define AW88081_VBAT_REG (0x21)
+#define AW88081_TEMP_REG (0x22)
+#define AW88081_PVDD_REG (0x23)
+#define AW88081_ISNDAT_REG (0x24)
+#define AW88081_VSNDAT_REG (0x25)
+#define AW88081_DSMCFG1_REG (0x30)
+#define AW88081_DSMCFG2_REG (0x31)
+#define AW88081_DSMCFG3_REG (0x32)
+#define AW88081_DSMCFG4_REG (0x33)
+#define AW88081_DSMCFG5_REG (0x34)
+#define AW88081_DSMCFG6_REG (0x35)
+#define AW88081_DSMCFG7_REG (0x36)
+#define AW88081_DSMCFG8_REG (0x37)
+#define AW88081_TESTIN_REG (0x38)
+#define AW88081_TESTOUT_REG (0x39)
+#define AW88081_BOPCTRL1_REG (0x40)
+#define AW88081_BOPCTRL2_REG (0x41)
+#define AW88081_BOPCTRL3_REG (0x42)
+#define AW88081_BOPSTA_REG (0x43)
+#define AW88081_PLLCTRL1_REG (0x54)
+#define AW88081_PLLCTRL2_REG (0x55)
+#define AW88081_PLLCTRL3_REG (0x56)
+#define AW88081_CDACTRL1_REG (0x57)
+#define AW88081_CDACTRL2_REG (0x58)
+#define AW88081_CDACTRL3_REG (0x59)
+#define AW88081_DITHERCFG1_REG (0x5A)
+#define AW88081_DITHERCFG2_REG (0x5B)
+#define AW88081_DITHERCFG3_REG (0x5C)
+#define AW88081_TM_REG (0x6E)
+#define AW88081_TM2_REG (0x6F)
+#define AW88081_TESTCTRL1_REG (0x70)
+#define AW88081_TESTCTRL2_REG (0x71)
+
+#define AW88081_REG_MAX (0x72)
+
+#define AW88081_UVLS_START_BIT (14)
+#define AW88081_UVLS_UVLO (1)
+#define AW88081_UVLS_UVLO_VALUE \
+ (AW88081_UVLS_UVLO << AW88081_UVLS_START_BIT)
+
+#define AW88081_SWS_START_BIT (8)
+#define AW88081_SWS_SWITCHING (1)
+#define AW88081_SWS_SWITCHING_VALUE \
+ (AW88081_SWS_SWITCHING << AW88081_SWS_START_BIT)
+
+#define AW88081_NOCLKS_START_BIT (5)
+#define AW88081_NOCLKS_NO_CLOCK (1)
+#define AW88081_NOCLKS_NO_CLOCK_VALUE \
+ (AW88081_NOCLKS_NO_CLOCK << AW88081_NOCLKS_START_BIT)
+
+#define AW88081_CLKS_START_BIT (4)
+#define AW88081_CLKS_STABLE (1)
+#define AW88081_CLKS_STABLE_VALUE \
+ (AW88081_CLKS_STABLE << AW88081_CLKS_START_BIT)
+
+#define AW88081_OCDS_START_BIT (3)
+#define AW88081_OCDS_OC (1)
+#define AW88081_OCDS_OC_VALUE \
+ (AW88081_OCDS_OC << AW88081_OCDS_START_BIT)
+
+#define AW88081_OTHS_START_BIT (1)
+#define AW88081_OTHS_OT (1)
+#define AW88081_OTHS_OT_VALUE \
+ (AW88081_OTHS_OT << AW88081_OTHS_START_BIT)
+
+#define AW88081_PLLS_START_BIT (0)
+#define AW88081_PLLS_LOCKED (1)
+#define AW88081_PLLS_LOCKED_VALUE \
+ (AW88081_PLLS_LOCKED << AW88081_PLLS_START_BIT)
+
+#define AW88081_BIT_PLL_CHECK \
+ (AW88081_CLKS_STABLE_VALUE | \
+ AW88081_PLLS_LOCKED_VALUE)
+
+#define AW88081_BIT_SYSST_CHECK_MASK \
+ (~(AW88081_UVLS_UVLO_VALUE | \
+ AW88081_SWS_SWITCHING_VALUE | \
+ AW88081_NOCLKS_NO_CLOCK_VALUE | \
+ AW88081_CLKS_STABLE_VALUE | \
+ AW88081_OCDS_OC_VALUE | \
+ AW88081_OTHS_OT_VALUE | \
+ AW88081_PLLS_LOCKED_VALUE))
+
+#define AW88081_NO_SWS_SYSST_CHECK \
+ (AW88081_CLKS_STABLE_VALUE | \
+ AW88081_PLLS_LOCKED_VALUE)
+
+#define AW88081_SWS_SYSST_CHECK \
+ (AW88081_SWS_SWITCHING_VALUE | \
+ AW88081_CLKS_STABLE_VALUE | \
+ AW88081_PLLS_LOCKED_VALUE)
+
+#define AW88081_ULS_HMUTE_START_BIT (14)
+#define AW88081_ULS_HMUTE_BITS_LEN (1)
+#define AW88081_ULS_HMUTE_MASK \
+ (~(((1<<AW88081_ULS_HMUTE_BITS_LEN)-1) << AW88081_ULS_HMUTE_START_BIT))
+
+#define AW88081_ULS_HMUTE_DISABLE (0)
+#define AW88081_ULS_HMUTE_DISABLE_VALUE \
+ (AW88081_ULS_HMUTE_DISABLE << AW88081_ULS_HMUTE_START_BIT)
+
+#define AW88081_ULS_HMUTE_ENABLE (1)
+#define AW88081_ULS_HMUTE_ENABLE_VALUE \
+ (AW88081_ULS_HMUTE_ENABLE << AW88081_ULS_HMUTE_START_BIT)
+
+#define AW88081_HMUTE_START_BIT (8)
+#define AW88081_HMUTE_BITS_LEN (1)
+#define AW88081_HMUTE_MASK \
+ (~(((1<<AW88081_HMUTE_BITS_LEN)-1) << AW88081_HMUTE_START_BIT))
+
+#define AW88081_HMUTE_DISABLE (0)
+#define AW88081_HMUTE_DISABLE_VALUE \
+ (AW88081_HMUTE_DISABLE << AW88081_HMUTE_START_BIT)
+
+#define AW88081_HMUTE_ENABLE (1)
+#define AW88081_HMUTE_ENABLE_VALUE \
+ (AW88081_HMUTE_ENABLE << AW88081_HMUTE_START_BIT)
+
+#define AW88081_EN_PA_START_BIT (1)
+#define AW88081_EN_PA_BITS_LEN (1)
+#define AW88081_EN_PA_MASK \
+ (~(((1<<AW88081_EN_PA_BITS_LEN)-1) << AW88081_EN_PA_START_BIT))
+
+#define AW88081_EN_PA_WORKING (1)
+#define AW88081_EN_PA_WORKING_VALUE \
+ (AW88081_EN_PA_WORKING << AW88081_EN_PA_START_BIT)
+
+#define AW88081_EN_PA_POWER_DOWN (0)
+#define AW88081_EN_PA_POWER_DOWN_VALUE \
+ (AW88081_EN_PA_POWER_DOWN << AW88081_EN_PA_START_BIT)
+
+#define AW88081_PWDN_START_BIT (0)
+#define AW88081_PWDN_BITS_LEN (1)
+#define AW88081_PWDN_MASK \
+ (~(((1<<AW88081_PWDN_BITS_LEN)-1) << AW88081_PWDN_START_BIT))
+
+#define AW88081_PWDN_WORKING (0)
+#define AW88081_PWDN_WORKING_VALUE \
+ (AW88081_PWDN_WORKING << AW88081_PWDN_START_BIT)
+
+#define AW88081_PWDN_POWER_DOWN (1)
+#define AW88081_PWDN_POWER_DOWN_VALUE \
+ (AW88081_PWDN_POWER_DOWN << AW88081_PWDN_START_BIT)
+
+#define AW88081_VOL_START_BIT (0)
+#define AW88081_VOL_BITS_LEN (10)
+#define AW88081_VOL_MASK \
+ (~(((1<<AW88081_VOL_BITS_LEN)-1) << AW88081_VOL_START_BIT))
+
+#define AW88081_VOLUME_STEP_DB (64)
+#define AW88081_MUTE_VOL (1023)
+
+#define AW88081_I2STXEN_START_BIT (6)
+#define AW88081_I2STXEN_BITS_LEN (1)
+#define AW88081_I2STXEN_MASK \
+ (~(((1<<AW88081_I2STXEN_BITS_LEN)-1) << AW88081_I2STXEN_START_BIT))
+
+#define AW88081_I2STXEN_DISABLE (0)
+#define AW88081_I2STXEN_DISABLE_VALUE \
+ (AW88081_I2STXEN_DISABLE << AW88081_I2STXEN_START_BIT)
+
+#define AW88081_I2STXEN_ENABLE (1)
+#define AW88081_I2STXEN_ENABLE_VALUE \
+ (AW88081_I2STXEN_ENABLE << AW88081_I2STXEN_START_BIT)
+
+#define AW88081_NOISE_GATE_EN_START_BIT (13)
+#define AW88081_NOISE_GATE_EN_BITS_LEN (1)
+#define AW88081_NOISE_GATE_EN_MASK \
+ (~(((1<<AW88081_NOISE_GATE_EN_BITS_LEN)-1) << AW88081_NOISE_GATE_EN_START_BIT))
+
+#define AW88081_NOISE_GATE_EN_DISABLE (0)
+#define AW88081_NOISE_GATE_EN_DISABLE_VALUE \
+ (AW88081_NOISE_GATE_EN_DISABLE << AW88081_NOISE_GATE_EN_START_BIT)
+
+#define AW88081_NOISE_GATE_EN_ENABLE (1)
+#define AW88081_NOISE_GATE_EN_ENABLE_VALUE \
+ (AW88081_NOISE_GATE_EN_ENABLE << AW88081_NOISE_GATE_EN_START_BIT)
+
+#define AW88081_CCO_MUX_START_BIT (13)
+#define AW88081_CCO_MUX_BITS_LEN (1)
+#define AW88081_CCO_MUX_MASK \
+ (~(((1<<AW88081_CCO_MUX_BITS_LEN)-1) << AW88081_CCO_MUX_START_BIT))
+
+#define AW88081_CCO_MUX_DIVIDED (0)
+#define AW88081_CCO_MUX_DIVIDED_VALUE \
+ (AW88081_CCO_MUX_DIVIDED << AW88081_CCO_MUX_START_BIT)
+
+#define AW88081_CCO_MUX_BYPASS (1)
+#define AW88081_CCO_MUX_BYPASS_VALUE \
+ (AW88081_CCO_MUX_BYPASS << AW88081_CCO_MUX_START_BIT)
+
+#define AW88081_START_RETRIES (5)
+#define AW88081_START_WORK_DELAY_MS (0)
+
+#define AW88081_I2C_NAME "aw88081"
+#define AW88081_CHIP_ID 0x2116
+
+#define AW88081_RATES (SNDRV_PCM_RATE_8000_48000 | \
+ SNDRV_PCM_RATE_96000)
+#define AW88081_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE)
+
+#define FADE_TIME_MAX 100000
+
+#define AW88081_DEV_DEFAULT_CH (0)
+#define AW88081_ACF_FILE "aw88081_acf.bin"
+#define AW88081_DEV_SYSST_CHECK_MAX (10)
+#define AW88081_SOFT_RESET_VALUE (0x55aa)
+
+#define AW88081_INIT_PROFILE (0)
+
+#define AW88081_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 {
+ AW88081_SYNC_START = 0,
+ AW88081_ASYNC_START,
+};
+
+enum {
+ AW88081_500_US = 500,
+ AW88081_1000_US = 1000,
+ AW88081_2000_US = 2000,
+ AW88081_5000_US = 5000,
+};
+
+enum {
+ AW88081_DEV_PW_OFF = 0,
+ AW88081_DEV_PW_ON,
+};
+
+enum {
+ AW88081_DEV_FW_FAILED = 0,
+ AW88081_DEV_FW_OK,
+};
+
+#endif
--
2.47.0On Thu, Oct 24, 2024 at 2:05 AM <wangweidong.a@awinic.com> wrote:
>
> From: Weidong Wang <wangweidong.a@awinic.com>
>
> The driver is for amplifiers aw88081 of Awinic Technology
> Corporation. The awinic AW88081 is an I2S/TDM input,
> high efficiency digital Smart K audio amplifier
>
> Signed-off-by: Weidong Wang <wangweidong.a@awinic.com>
Reviewed-by: anish kumar <yesanishhere@gmail.com>
> ---
> sound/soc/codecs/Kconfig | 12 +
> sound/soc/codecs/Makefile | 2 +
> sound/soc/codecs/aw88081.c | 1087 ++++++++++++++++++++++++++++++++++++
> sound/soc/codecs/aw88081.h | 286 ++++++++++
> 4 files changed, 1387 insertions(+)
> create mode 100644 sound/soc/codecs/aw88081.c
> create mode 100644 sound/soc/codecs/aw88081.h
>
> diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
> index 7092842480ef..1eaca685c1a6 100644
> --- a/sound/soc/codecs/Kconfig
> +++ b/sound/soc/codecs/Kconfig
> @@ -57,6 +57,7 @@ config SND_SOC_ALL_CODECS
> imply SND_SOC_AW8738
> imply SND_SOC_AW87390
> imply SND_SOC_AW88395
> + imply SND_SOC_AW88081
> imply SND_SOC_AW88261
> imply SND_SOC_AW88399
> imply SND_SOC_BT_SCO
> @@ -685,6 +686,17 @@ config SND_SOC_AW88261
> boost converter can be adjusted smartly according to
> the input amplitude.
>
> +config SND_SOC_AW88081
> + tristate "Soc Audio for awinic aw88081"
> + depends on I2C
> + select REGMAP_I2C
> + select SND_SOC_AW88395_LIB
> + help
> + This option enables support for aw88081 Smart PA.
> + The awinic AW88081 is an I2S/TDM input, high efficiency
> + digital Smart K audio amplifier. Due to its 9uV noise
> + floor and ultra-low distortion, clean listening is guaranteed.
> +
> config SND_SOC_AW87390
> tristate "Soc Audio for awinic aw87390"
> depends on I2C
> diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
> index 54cbc3feae32..7cc0cb49b3a2 100644
> --- a/sound/soc/codecs/Makefile
> +++ b/sound/soc/codecs/Makefile
> @@ -49,6 +49,7 @@ snd-soc-arizona-y := arizona.o arizona-jack.o
> snd-soc-audio-iio-aux-y := audio-iio-aux.o
> snd-soc-aw8738-y := aw8738.o
> snd-soc-aw87390-y := aw87390.o
> +snd-soc-aw88081-y := aw88081.o
> snd-soc-aw88395-lib-y := aw88395/aw88395_lib.o
> snd-soc-aw88395-y := aw88395/aw88395.o \
> aw88395/aw88395_device.o
> @@ -457,6 +458,7 @@ 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-$(CONFIG_SND_SOC_AW88081) += snd-soc-aw88081.o
> obj-$(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
> diff --git a/sound/soc/codecs/aw88081.c b/sound/soc/codecs/aw88081.c
> new file mode 100644
> index 000000000000..58b8e002d76f
> --- /dev/null
> +++ b/sound/soc/codecs/aw88081.c
> @@ -0,0 +1,1087 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +//
> +// aw88081.c -- AW88081 ALSA SoC Audio driver
> +//
> +// Copyright (c) 2024 awinic Technology CO., LTD
> +//
> +// Author: Weidong Wang <wangweidong.a@awinic.com>
> +//
> +
> +#include <linux/firmware.h>
> +#include <linux/i2c.h>
> +#include <linux/regmap.h>
> +#include <sound/soc.h>
> +#include "aw88081.h"
> +#include "aw88395/aw88395_device.h"
> +
> +struct aw88081 {
> + struct aw_device *aw_pa;
> + struct mutex lock;
> + struct delayed_work start_work;
> + struct regmap *regmap;
> + struct aw_container *aw_cfg;
> +
> + bool phase_sync;
> +};
> +
> +static const struct regmap_config aw88081_regmap_config = {
> + .val_bits = 16,
> + .reg_bits = 8,
> + .max_register = AW88081_REG_MAX,
> + .reg_format_endian = REGMAP_ENDIAN_LITTLE,
> + .val_format_endian = REGMAP_ENDIAN_BIG,
> +};
> +
> +static int aw88081_dev_get_iis_status(struct aw_device *aw_dev)
> +{
> + unsigned int reg_val;
> + int ret;
> +
> + ret = regmap_read(aw_dev->regmap, AW88081_SYSST_REG, ®_val);
> + if (ret)
> + return ret;
> + if ((reg_val & AW88081_BIT_PLL_CHECK) != AW88081_BIT_PLL_CHECK) {
> + dev_err(aw_dev->dev, "check pll lock fail,reg_val:0x%04x", reg_val);
> + return -EINVAL;
> + }
> +
> + return 0;
> +}
> +
> +static int aw88081_dev_check_mode1_pll(struct aw_device *aw_dev)
> +{
> + int ret, i;
> +
> + for (i = 0; i < AW88081_DEV_SYSST_CHECK_MAX; i++) {
> + ret = aw88081_dev_get_iis_status(aw_dev);
> + if (ret) {
> + dev_err(aw_dev->dev, "mode1 iis signal check error");
> + usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
> + } else {
> + return 0;
> + }
> + }
> +
> + return -EPERM;
> +}
> +
> +static int aw88081_dev_check_mode2_pll(struct aw_device *aw_dev)
> +{
> + unsigned int reg_val;
> + int ret, i;
> +
> + ret = regmap_read(aw_dev->regmap, AW88081_PLLCTRL1_REG, ®_val);
> + if (ret)
> + return ret;
> +
> + reg_val &= (~AW88081_CCO_MUX_MASK);
> + if (reg_val == AW88081_CCO_MUX_DIVIDED_VALUE) {
> + dev_dbg(aw_dev->dev, "CCO_MUX is already divider");
> + return -EPERM;
> + }
> +
> + /* change mode2 */
> + ret = regmap_update_bits(aw_dev->regmap, AW88081_PLLCTRL1_REG,
> + ~AW88081_CCO_MUX_MASK, AW88081_CCO_MUX_DIVIDED_VALUE);
> + if (ret)
> + return ret;
> +
> + for (i = 0; i < AW88081_DEV_SYSST_CHECK_MAX; i++) {
> + ret = aw88081_dev_get_iis_status(aw_dev);
> + if (ret) {
> + dev_err(aw_dev->dev, "mode2 iis check error");
> + usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
> + } else {
> + break;
> + }
> + }
> +
> + /* change mode1 */
> + ret = regmap_update_bits(aw_dev->regmap, AW88081_PLLCTRL1_REG,
> + ~AW88081_CCO_MUX_MASK, AW88081_CCO_MUX_BYPASS_VALUE);
> + if (ret == 0) {
> + usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
> + for (i = 0; i < AW88081_DEV_SYSST_CHECK_MAX; i++) {
> + ret = aw88081_dev_check_mode1_pll(aw_dev);
> + if (ret) {
> + dev_err(aw_dev->dev, "mode2 switch to mode1, iis check error");
> + usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
> + } else {
> + break;
> + }
> + }
> + }
> +
> + return ret;
> +}
> +
> +static int aw88081_dev_check_syspll(struct aw_device *aw_dev)
> +{
> + int ret;
> +
> + ret = aw88081_dev_check_mode1_pll(aw_dev);
> + if (ret) {
> + dev_dbg(aw_dev->dev, "mode1 check iis failed try switch to mode2 check");
> + ret = aw88081_dev_check_mode2_pll(aw_dev);
> + if (ret) {
> + dev_err(aw_dev->dev, "mode2 check iis failed");
> + return ret;
> + }
> + }
> +
> + return 0;
> +}
> +
> +static int aw88081_dev_check_sysst(struct aw_device *aw_dev)
> +{
> + unsigned int check_val;
> + unsigned int reg_val;
> + unsigned int value;
> + int ret, i;
> +
> + ret = regmap_read(aw_dev->regmap, AW88081_PWMCTRL4_REG, ®_val);
> + if (ret)
> + return ret;
> +
> + if (reg_val & (~AW88081_NOISE_GATE_EN_MASK))
> + check_val = AW88081_NO_SWS_SYSST_CHECK;
> + else
> + check_val = AW88081_SWS_SYSST_CHECK;
> +
> + for (i = 0; i < AW88081_DEV_SYSST_CHECK_MAX; i++) {
> + ret = regmap_read(aw_dev->regmap, AW88081_SYSST_REG, ®_val);
> + if (ret)
> + return ret;
> +
> + value = reg_val & (~AW88081_BIT_SYSST_CHECK_MASK) & check_val;
> + if (value != check_val) {
> + dev_err(aw_dev->dev, "check sysst fail, reg_val=0x%04x, check:0x%x",
> + reg_val, check_val);
> + usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
> + } else {
> + return 0;
> + }
> + }
> +
> + return -EPERM;
> +}
> +
> +static void aw88081_dev_i2s_tx_enable(struct aw_device *aw_dev, bool flag)
> +{
> + if (flag)
> + regmap_update_bits(aw_dev->regmap, AW88081_I2SCTRL3_REG,
> + ~AW88081_I2STXEN_MASK, AW88081_I2STXEN_ENABLE_VALUE);
> + else
> + regmap_update_bits(aw_dev->regmap, AW88081_I2SCTRL3_REG,
> + ~AW88081_I2STXEN_MASK, AW88081_I2STXEN_DISABLE_VALUE);
> +}
> +
> +static void aw88081_dev_pwd(struct aw_device *aw_dev, bool pwd)
> +{
> + if (pwd)
> + regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
> + ~AW88081_PWDN_MASK, AW88081_PWDN_POWER_DOWN_VALUE);
> + else
> + regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
> + ~AW88081_PWDN_MASK, AW88081_PWDN_WORKING_VALUE);
> +}
> +
> +static void aw88081_dev_amppd(struct aw_device *aw_dev, bool amppd)
> +{
> + if (amppd)
> + regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
> + ~AW88081_EN_PA_MASK, AW88081_EN_PA_POWER_DOWN_VALUE);
> + else
> + regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
> + ~AW88081_EN_PA_MASK, AW88081_EN_PA_WORKING_VALUE);
> +}
> +
> +static void aw88081_dev_clear_int_status(struct aw_device *aw_dev)
> +{
> + unsigned int int_status;
> +
> + /* read int status and clear */
> + regmap_read(aw_dev->regmap, AW88081_SYSINT_REG, &int_status);
> + /* make sure int status is clear */
> + regmap_read(aw_dev->regmap, AW88081_SYSINT_REG, &int_status);
> +
> + dev_dbg(aw_dev->dev, "read interrupt reg = 0x%04x", int_status);
> +}
> +
> +static void aw88081_dev_set_volume(struct aw_device *aw_dev, unsigned int value)
> +{
> + struct aw_volume_desc *vol_desc = &aw_dev->volume_desc;
> + unsigned int volume;
> +
> + volume = min((value + vol_desc->init_volume), (unsigned int)AW88081_MUTE_VOL);
> +
> + regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL2_REG, ~AW88081_VOL_MASK, volume);
> +}
> +
> +static void aw88081_dev_fade_in(struct aw_device *aw_dev)
> +{
> + struct aw_volume_desc *desc = &aw_dev->volume_desc;
> + int fade_in_vol = desc->ctl_volume;
> + int fade_step = aw_dev->fade_step;
> + int i;
> +
> + if (fade_step == 0 || aw_dev->fade_in_time == 0) {
> + aw88081_dev_set_volume(aw_dev, fade_in_vol);
> + return;
> + }
> +
> + for (i = AW88081_MUTE_VOL; i >= fade_in_vol; i -= fade_step) {
> + aw88081_dev_set_volume(aw_dev, i);
> + usleep_range(aw_dev->fade_in_time, aw_dev->fade_in_time + 10);
> + }
> +
> + if (i != fade_in_vol)
> + aw88081_dev_set_volume(aw_dev, fade_in_vol);
> +}
> +
> +static void aw88081_dev_fade_out(struct aw_device *aw_dev)
> +{
> + struct aw_volume_desc *desc = &aw_dev->volume_desc;
> + int fade_step = aw_dev->fade_step;
> + int i;
> +
> + if (fade_step == 0 || aw_dev->fade_out_time == 0) {
> + aw88081_dev_set_volume(aw_dev, AW88081_MUTE_VOL);
> + return;
> + }
> +
> + for (i = desc->ctl_volume; i <= AW88081_MUTE_VOL; i += fade_step) {
> + aw88081_dev_set_volume(aw_dev, i);
> + usleep_range(aw_dev->fade_out_time, aw_dev->fade_out_time + 10);
> + }
> +
> + if (i != AW88081_MUTE_VOL)
> + aw88081_dev_set_volume(aw_dev, AW88081_MUTE_VOL);
> +}
> +
> +static void aw88081_dev_mute(struct aw_device *aw_dev, bool is_mute)
> +{
> + if (is_mute) {
> + aw88081_dev_fade_out(aw_dev);
> + regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
> + ~AW88081_HMUTE_MASK, AW88081_HMUTE_ENABLE_VALUE);
> + } else {
> + regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
> + ~AW88081_HMUTE_MASK, AW88081_HMUTE_DISABLE_VALUE);
> + aw88081_dev_fade_in(aw_dev);
> + }
> +}
> +
> +static void aw88081_dev_uls_hmute(struct aw_device *aw_dev, bool uls_hmute)
> +{
> + if (uls_hmute)
> + regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
> + ~AW88081_ULS_HMUTE_MASK,
> + AW88081_ULS_HMUTE_ENABLE_VALUE);
> + else
> + regmap_update_bits(aw_dev->regmap, AW88081_SYSCTRL_REG,
> + ~AW88081_ULS_HMUTE_MASK,
> + AW88081_ULS_HMUTE_DISABLE_VALUE);
> +}
> +
> +static int aw88081_dev_reg_update(struct aw88081 *aw88081,
> + unsigned char *data, unsigned int len)
> +{
> + struct aw_device *aw_dev = aw88081->aw_pa;
> + struct aw_volume_desc *vol_desc = &aw_dev->volume_desc;
> + unsigned int read_vol;
> + int data_len, i, ret;
> + int16_t *reg_data;
> + u16 reg_val;
> + u8 reg_addr;
> +
> + if (!len || !data) {
> + dev_err(aw_dev->dev, "reg data is null or len is 0");
> + return -EINVAL;
> + }
> +
> + reg_data = (int16_t *)data;
> + data_len = len >> 1;
> +
> + if (data_len & 0x1) {
> + dev_err(aw_dev->dev, "data len:%d unsupported", data_len);
> + return -EINVAL;
> + }
> +
> + for (i = 0; i < data_len; i += 2) {
> + reg_addr = reg_data[i];
> + reg_val = reg_data[i + 1];
> +
> + if (reg_addr == AW88081_SYSCTRL_REG) {
> + reg_val &= ~(~AW88081_EN_PA_MASK |
> + ~AW88081_PWDN_MASK |
> + ~AW88081_HMUTE_MASK |
> + ~AW88081_ULS_HMUTE_MASK);
> +
> + reg_val |= AW88081_EN_PA_POWER_DOWN_VALUE |
> + AW88081_PWDN_POWER_DOWN_VALUE |
> + AW88081_HMUTE_ENABLE_VALUE |
> + AW88081_ULS_HMUTE_ENABLE_VALUE;
> + }
> +
> + if (reg_addr == AW88081_SYSCTRL2_REG) {
> + read_vol = (reg_val & (~AW88081_VOL_MASK)) >>
> + AW88081_VOL_START_BIT;
> + aw_dev->volume_desc.init_volume = read_vol;
> + }
> +
> + /* i2stxen */
> + if (reg_addr == AW88081_I2SCTRL3_REG) {
> + /* close tx */
> + reg_val &= AW88081_I2STXEN_MASK;
> + reg_val |= AW88081_I2STXEN_DISABLE_VALUE;
> + }
> +
> + ret = regmap_write(aw_dev->regmap, reg_addr, reg_val);
> + if (ret)
> + return ret;
> + }
> +
> + if (aw_dev->prof_cur != aw_dev->prof_index)
> + vol_desc->ctl_volume = 0;
> +
> + /* keep min volume */
> + aw88081_dev_set_volume(aw_dev, vol_desc->mute_volume);
> +
> + return 0;
> +}
> +
> +static int aw88081_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]",
> + 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 aw88081_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 aw88081_dev_fw_update(struct aw88081 *aw88081)
> +{
> + struct aw_device *aw_dev = aw88081->aw_pa;
> + struct aw_prof_desc *prof_index_desc;
> + struct aw_sec_data_desc *sec_desc;
> + char *prof_name;
> + int ret;
> +
> + ret = aw88081_dev_get_prof_name(aw_dev, aw_dev->prof_index, &prof_name);
> + if (ret) {
> + dev_err(aw_dev->dev, "get prof name failed");
> + return -EINVAL;
> + }
> +
> + dev_dbg(aw_dev->dev, "start update %s", prof_name);
> +
> + ret = aw88081_dev_get_prof_data(aw_dev, aw_dev->prof_index, &prof_index_desc);
> + if (ret)
> + return ret;
> +
> + /* update reg */
> + sec_desc = prof_index_desc->sec_desc;
> + ret = aw88081_dev_reg_update(aw88081, sec_desc[AW88395_DATA_TYPE_REG].data,
> + sec_desc[AW88395_DATA_TYPE_REG].len);
> + if (ret) {
> + dev_err(aw_dev->dev, "update reg failed");
> + return ret;
> + }
> +
> + aw_dev->prof_cur = aw_dev->prof_index;
> +
> + return 0;
> +}
> +
> +static int aw88081_dev_start(struct aw88081 *aw88081)
> +{
> + struct aw_device *aw_dev = aw88081->aw_pa;
> + int ret;
> +
> + if (aw_dev->status == AW88081_DEV_PW_ON) {
> + dev_dbg(aw_dev->dev, "already power on");
> + return 0;
> + }
> +
> + /* power on */
> + aw88081_dev_pwd(aw_dev, false);
> + usleep_range(AW88081_2000_US, AW88081_2000_US + 10);
> +
> + ret = aw88081_dev_check_syspll(aw_dev);
> + if (ret) {
> + dev_err(aw_dev->dev, "pll check failed cannot start");
> + goto pll_check_fail;
> + }
> +
> + /* amppd on */
> + aw88081_dev_amppd(aw_dev, false);
> + usleep_range(AW88081_1000_US, AW88081_1000_US + 50);
> +
> + /* check i2s status */
> + ret = aw88081_dev_check_sysst(aw_dev);
> + if (ret) {
> + dev_err(aw_dev->dev, "sysst check failed");
> + goto sysst_check_fail;
> + }
> +
> + /* enable tx feedback */
> + aw88081_dev_i2s_tx_enable(aw_dev, true);
> +
> + /* close uls mute */
> + aw88081_dev_uls_hmute(aw_dev, false);
> +
> + /* close mute */
> + aw88081_dev_mute(aw_dev, false);
> +
> + /* clear inturrupt */
> + aw88081_dev_clear_int_status(aw_dev);
> + aw_dev->status = AW88081_DEV_PW_ON;
> +
> + return 0;
> +
> +sysst_check_fail:
> + aw88081_dev_i2s_tx_enable(aw_dev, false);
> + aw88081_dev_clear_int_status(aw_dev);
> + aw88081_dev_amppd(aw_dev, true);
> +pll_check_fail:
> + aw88081_dev_pwd(aw_dev, true);
> + aw_dev->status = AW88081_DEV_PW_OFF;
> +
> + return ret;
> +}
> +
> +static int aw88081_dev_stop(struct aw_device *aw_dev)
> +{
> + if (aw_dev->status == AW88081_DEV_PW_OFF) {
> + dev_dbg(aw_dev->dev, "already power off");
> + return 0;
> + }
> +
> + aw_dev->status = AW88081_DEV_PW_OFF;
> +
> + /* clear inturrupt */
> + aw88081_dev_clear_int_status(aw_dev);
> +
> + aw88081_dev_uls_hmute(aw_dev, true);
> + /* set mute */
> + aw88081_dev_mute(aw_dev, true);
> +
> + /* close tx feedback */
> + aw88081_dev_i2s_tx_enable(aw_dev, false);
> + usleep_range(AW88081_1000_US, AW88081_1000_US + 100);
> +
> + /* enable amppd */
> + aw88081_dev_amppd(aw_dev, true);
> +
> + /* set power down */
> + aw88081_dev_pwd(aw_dev, true);
> +
> + return 0;
> +}
> +
> +static int aw88081_reg_update(struct aw88081 *aw88081, bool force)
> +{
> + struct aw_device *aw_dev = aw88081->aw_pa;
> + int ret;
> +
> + if (force) {
> + ret = regmap_write(aw_dev->regmap,
> + AW88081_ID_REG, AW88081_SOFT_RESET_VALUE);
> + if (ret)
> + return ret;
> +
> + ret = aw88081_dev_fw_update(aw88081);
> + if (ret)
> + return ret;
> + } else {
> + if (aw_dev->prof_cur != aw_dev->prof_index) {
> + ret = aw88081_dev_fw_update(aw88081);
> + if (ret)
> + return ret;
> + }
> + }
> +
> + aw_dev->prof_cur = aw_dev->prof_index;
> +
> + return 0;
> +}
> +
> +static void aw88081_start_pa(struct aw88081 *aw88081)
> +{
> + int ret, i;
> +
> + for (i = 0; i < AW88081_START_RETRIES; i++) {
> + ret = aw88081_reg_update(aw88081, aw88081->phase_sync);
> + if (ret) {
> + dev_err(aw88081->aw_pa->dev, "fw update failed, cnt:%d\n", i);
> + continue;
> + }
> + ret = aw88081_dev_start(aw88081);
> + if (ret) {
> + dev_err(aw88081->aw_pa->dev, "aw88081 device start failed. retry = %d", i);
> + continue;
> + } else {
> + dev_dbg(aw88081->aw_pa->dev, "start success\n");
> + break;
> + }
> + }
> +}
> +
> +static void aw88081_startup_work(struct work_struct *work)
> +{
> + struct aw88081 *aw88081 =
> + container_of(work, struct aw88081, start_work.work);
> +
> + mutex_lock(&aw88081->lock);
> + aw88081_start_pa(aw88081);
> + mutex_unlock(&aw88081->lock);
> +}
> +
> +static void aw88081_start(struct aw88081 *aw88081, bool sync_start)
> +{
> + if (aw88081->aw_pa->fw_status != AW88081_DEV_FW_OK)
> + return;
> +
> + if (aw88081->aw_pa->status == AW88081_DEV_PW_ON)
> + return;
> +
> + if (sync_start == AW88081_SYNC_START)
> + aw88081_start_pa(aw88081);
> + else
> + queue_delayed_work(system_wq,
> + &aw88081->start_work,
> + AW88081_START_WORK_DELAY_MS);
> +}
> +
> +static struct snd_soc_dai_driver aw88081_dai[] = {
> + {
> + .name = "aw88081-aif",
> + .id = 1,
> + .playback = {
> + .stream_name = "Speaker_Playback",
> + .channels_min = 1,
> + .channels_max = 2,
> + .rates = AW88081_RATES,
> + .formats = AW88081_FORMATS,
> + },
> + .capture = {
> + .stream_name = "Speaker_Capture",
> + .channels_min = 1,
> + .channels_max = 2,
> + .rates = AW88081_RATES,
> + .formats = AW88081_FORMATS,
> + },
> + },
> +};
> +
> +static int aw88081_get_fade_in_time(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
> + struct aw_device *aw_dev = aw88081->aw_pa;
> +
> + ucontrol->value.integer.value[0] = aw_dev->fade_in_time;
> +
> + return 0;
> +}
> +
> +static int aw88081_set_fade_in_time(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
> + struct soc_mixer_control *mc =
> + (struct soc_mixer_control *)kcontrol->private_value;
> + struct aw_device *aw_dev = aw88081->aw_pa;
> + int time;
> +
> + time = ucontrol->value.integer.value[0];
> +
> + if (time < mc->min || time > mc->max)
> + return -EINVAL;
> +
> + if (time != aw_dev->fade_in_time) {
> + aw_dev->fade_in_time = time;
> + return 1;
> + }
> +
> + return 0;
> +}
> +
> +static int aw88081_get_fade_out_time(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
> + struct aw_device *aw_dev = aw88081->aw_pa;
> +
> + ucontrol->value.integer.value[0] = aw_dev->fade_out_time;
> +
> + return 0;
> +}
> +
> +static int aw88081_set_fade_out_time(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
> + struct soc_mixer_control *mc =
> + (struct soc_mixer_control *)kcontrol->private_value;
> + struct aw_device *aw_dev = aw88081->aw_pa;
> + int time;
> +
> + time = ucontrol->value.integer.value[0];
> + if (time < mc->min || time > mc->max)
> + return -EINVAL;
> +
> + if (time != aw_dev->fade_out_time) {
> + aw_dev->fade_out_time = time;
> + return 1;
> + }
> +
> + return 0;
> +}
> +
> +static int aw88081_dev_set_profile_index(struct aw_device *aw_dev, int index)
> +{
> + /* check the index whether is valid */
> + if ((index >= aw_dev->prof_info.count) || (index < 0))
> + return -EINVAL;
> + /* check the index whether change */
> + if (aw_dev->prof_index == index)
> + return -EPERM;
> +
> + aw_dev->prof_index = index;
> +
> + return 0;
> +}
> +
> +static int aw88081_profile_info(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_info *uinfo)
> +{
> + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
> + char *prof_name;
> + int count, ret;
> +
> + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
> + uinfo->count = 1;
> +
> + count = aw88081->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;
> +
> + count = uinfo->value.enumerated.item;
> +
> + ret = aw88081_dev_get_prof_name(aw88081->aw_pa, count, &prof_name);
> + if (ret) {
> + strscpy(uinfo->value.enumerated.name, "null",
> + sizeof(uinfo->value.enumerated.name));
> + return 0;
> + }
> +
> + strscpy(uinfo->value.enumerated.name, prof_name, sizeof(uinfo->value.enumerated.name));
> +
> + return 0;
> +}
> +
> +static int aw88081_profile_get(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
> +
> + ucontrol->value.integer.value[0] = aw88081->aw_pa->prof_index;
> +
> + return 0;
> +}
> +
> +static int aw88081_profile_set(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
> + int ret;
> +
> + /* pa stop or stopping just set profile */
> + mutex_lock(&aw88081->lock);
> + ret = aw88081_dev_set_profile_index(aw88081->aw_pa, ucontrol->value.integer.value[0]);
> + if (ret) {
> + dev_dbg(codec->dev, "profile index does not change");
> + mutex_unlock(&aw88081->lock);
> + return 0;
> + }
> +
> + if (aw88081->aw_pa->status) {
> + aw88081_dev_stop(aw88081->aw_pa);
> + aw88081_start(aw88081, AW88081_SYNC_START);
> + }
> +
> + mutex_unlock(&aw88081->lock);
> +
> + return 1;
> +}
> +
> +static int aw88081_volume_get(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
> + struct aw_volume_desc *vol_desc = &aw88081->aw_pa->volume_desc;
> +
> + ucontrol->value.integer.value[0] = vol_desc->ctl_volume;
> +
> + return 0;
> +}
> +
> +static int aw88081_volume_set(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
> + struct aw_volume_desc *vol_desc = &aw88081->aw_pa->volume_desc;
> + struct soc_mixer_control *mc =
> + (struct soc_mixer_control *)kcontrol->private_value;
> + int value;
> +
> + value = ucontrol->value.integer.value[0];
> +
> + if (value < mc->min || value > mc->max)
> + return -EINVAL;
> +
> + if (vol_desc->ctl_volume != value) {
> + vol_desc->ctl_volume = value;
> + aw88081_dev_set_volume(aw88081->aw_pa, vol_desc->ctl_volume);
> + return 1;
> + }
> +
> + return 0;
> +}
> +
> +static int aw88081_get_fade_step(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
> +
> + ucontrol->value.integer.value[0] = aw88081->aw_pa->fade_step;
> +
> + return 0;
> +}
> +
> +static int aw88081_set_fade_step(struct snd_kcontrol *kcontrol,
> + struct snd_ctl_elem_value *ucontrol)
> +{
> + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(codec);
> + struct soc_mixer_control *mc =
> + (struct soc_mixer_control *)kcontrol->private_value;
> + int value;
> +
> + value = ucontrol->value.integer.value[0];
> + if (value < mc->min || value > mc->max)
> + return -EINVAL;
> +
> + if (aw88081->aw_pa->fade_step != value) {
> + aw88081->aw_pa->fade_step = value;
> + return 1;
> + }
> +
> + return 0;
> +}
> +
> +static const struct snd_kcontrol_new aw88081_controls[] = {
> + SOC_SINGLE_EXT("PCM Playback Volume", AW88081_SYSCTRL2_REG,
> + 0, AW88081_MUTE_VOL, 0, aw88081_volume_get,
> + aw88081_volume_set),
> + SOC_SINGLE_EXT("Fade Step", 0, 0, AW88081_MUTE_VOL, 0,
> + aw88081_get_fade_step, aw88081_set_fade_step),
> + SOC_SINGLE_EXT("Volume Ramp Up Step", 0, 0, FADE_TIME_MAX, 0,
> + aw88081_get_fade_in_time, aw88081_set_fade_in_time),
> + SOC_SINGLE_EXT("Volume Ramp Down Step", 0, 0, FADE_TIME_MAX, 0,
> + aw88081_get_fade_out_time, aw88081_set_fade_out_time),
> + AW88081_PROFILE_EXT("Profile Set", aw88081_profile_info,
> + aw88081_profile_get, aw88081_profile_set),
> +};
> +
> +static void aw88081_parse_channel_dt(struct aw88081 *aw88081)
> +{
> + struct aw_device *aw_dev = aw88081->aw_pa;
> + struct device_node *np = aw_dev->dev->of_node;
> + u32 channel_value = AW88081_DEV_DEFAULT_CH;
> +
> + of_property_read_u32(np, "awinic,audio-channel", &channel_value);
> + aw88081->phase_sync = of_property_read_bool(np, "awinic,sync-flag");
> +
> + aw_dev->channel = channel_value;
> +}
> +
> +static int aw88081_init(struct aw88081 *aw88081, 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, AW88081_ID_REG, &chip_id);
> + if (ret) {
> + dev_err(&i2c->dev, "%s read chipid error. ret = %d", __func__, ret);
> + return ret;
> + }
> + if (chip_id != AW88081_CHIP_ID) {
> + dev_err(&i2c->dev, "unsupported device");
> + return -ENXIO;
> + }
> +
> + dev_dbg(&i2c->dev, "chip id = %x\n", chip_id);
> +
> + aw_dev = devm_kzalloc(&i2c->dev, sizeof(*aw_dev), GFP_KERNEL);
> + if (!aw_dev)
> + return -ENOMEM;
> +
> + aw88081->aw_pa = aw_dev;
> + aw_dev->i2c = i2c;
> + aw_dev->regmap = regmap;
> + aw_dev->dev = &i2c->dev;
> + aw_dev->chip_id = AW88081_CHIP_ID;
> + aw_dev->acf = NULL;
> + aw_dev->prof_info.prof_desc = NULL;
> + aw_dev->prof_info.prof_type = AW88395_DEV_NONE_TYPE_ID;
> + aw_dev->fade_step = AW88081_VOLUME_STEP_DB;
> + aw_dev->volume_desc.mute_volume = AW88081_MUTE_VOL;
> + aw88081_parse_channel_dt(aw88081);
> +
> + return 0;
> +}
> +
> +static int aw88081_dev_init(struct aw88081 *aw88081, struct aw_container *aw_cfg)
> +{
> + struct aw_device *aw_dev = aw88081->aw_pa;
> + int ret;
> +
> + ret = aw88395_dev_cfg_load(aw_dev, aw_cfg);
> + if (ret) {
> + dev_err(aw_dev->dev, "aw_dev acf parse failed");
> + return -EINVAL;
> + }
> +
> + ret = regmap_write(aw_dev->regmap, AW88081_ID_REG, AW88081_SOFT_RESET_VALUE);
> + if (ret)
> + return ret;
> +
> + aw_dev->fade_in_time = AW88081_500_US;
> + aw_dev->fade_out_time = AW88081_500_US;
> + aw_dev->prof_cur = AW88081_INIT_PROFILE;
> + aw_dev->prof_index = AW88081_INIT_PROFILE;
> +
> + ret = aw88081_dev_fw_update(aw88081);
> + if (ret) {
> + dev_err(aw_dev->dev, "fw update failed ret = %d\n", ret);
> + return ret;
> + }
> +
> + aw88081_dev_clear_int_status(aw_dev);
> +
> + aw88081_dev_uls_hmute(aw_dev, true);
> +
> + aw88081_dev_mute(aw_dev, true);
> +
> + usleep_range(AW88081_5000_US, AW88081_5000_US + 10);
> +
> + aw88081_dev_i2s_tx_enable(aw_dev, false);
> +
> + usleep_range(AW88081_1000_US, AW88081_1000_US + 100);
> +
> + aw88081_dev_amppd(aw_dev, true);
> +
> + aw88081_dev_pwd(aw_dev, true);
> +
> + return 0;
> +}
> +
> +static int aw88081_request_firmware_file(struct aw88081 *aw88081)
> +{
> + const struct firmware *cont = NULL;
> + int ret;
> +
> + aw88081->aw_pa->fw_status = AW88081_DEV_FW_FAILED;
> +
> + ret = request_firmware(&cont, AW88081_ACF_FILE, aw88081->aw_pa->dev);
> + if (ret)
> + return ret;
> +
> + dev_dbg(aw88081->aw_pa->dev, "loaded %s - size: %zu\n",
> + AW88081_ACF_FILE, cont ? cont->size : 0);
> +
> + aw88081->aw_cfg = devm_kzalloc(aw88081->aw_pa->dev, cont->size + sizeof(int), GFP_KERNEL);
> + if (!aw88081->aw_cfg) {
> + release_firmware(cont);
> + return -ENOMEM;
> + }
> + aw88081->aw_cfg->len = (int)cont->size;
> + memcpy(aw88081->aw_cfg->data, cont->data, cont->size);
> + release_firmware(cont);
> +
> + ret = aw88395_dev_load_acf_check(aw88081->aw_pa, aw88081->aw_cfg);
> + if (ret)
> + return ret;
> +
> + mutex_lock(&aw88081->lock);
> + ret = aw88081_dev_init(aw88081, aw88081->aw_cfg);
> + mutex_unlock(&aw88081->lock);
> +
> + return ret;
> +}
> +
> +static int aw88081_playback_event(struct snd_soc_dapm_widget *w,
> + struct snd_kcontrol *k, int event)
> +{
> + struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
> +
> + mutex_lock(&aw88081->lock);
> + switch (event) {
> + case SND_SOC_DAPM_PRE_PMU:
> + aw88081_start(aw88081, AW88081_ASYNC_START);
> + break;
> + case SND_SOC_DAPM_POST_PMD:
> + aw88081_dev_stop(aw88081->aw_pa);
> + break;
> + default:
> + break;
> + }
> + mutex_unlock(&aw88081->lock);
> +
> + return 0;
> +}
> +
> +static const struct snd_soc_dapm_widget aw88081_dapm_widgets[] = {
> + /* playback */
> + SND_SOC_DAPM_AIF_IN_E("AIF_RX", "Speaker_Playback", 0, SND_SOC_NOPM, 0, 0,
> + aw88081_playback_event,
> + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
> + SND_SOC_DAPM_OUTPUT("DAC Output"),
> +
> + /* capture */
> + SND_SOC_DAPM_AIF_OUT("AIF_TX", "Speaker_Capture", 0, SND_SOC_NOPM, 0, 0),
> + SND_SOC_DAPM_INPUT("ADC Input"),
> +};
> +
> +static const struct snd_soc_dapm_route aw88081_audio_map[] = {
> + {"DAC Output", NULL, "AIF_RX"},
> + {"AIF_TX", NULL, "ADC Input"},
> +};
> +
> +static int aw88081_codec_probe(struct snd_soc_component *component)
> +{
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(component);
> + int ret;
> +
> + INIT_DELAYED_WORK(&aw88081->start_work, aw88081_startup_work);
> +
> + ret = aw88081_request_firmware_file(aw88081);
> + if (ret)
> + dev_err(aw88081->aw_pa->dev, "%s: request firmware failed\n", __func__);
> +
> + return ret;
> +}
> +
> +static void aw88081_codec_remove(struct snd_soc_component *aw_codec)
> +{
> + struct aw88081 *aw88081 = snd_soc_component_get_drvdata(aw_codec);
> +
> + cancel_delayed_work_sync(&aw88081->start_work);
> +}
> +
> +static const struct snd_soc_component_driver soc_codec_dev_aw88081 = {
> + .probe = aw88081_codec_probe,
> + .remove = aw88081_codec_remove,
> + .dapm_widgets = aw88081_dapm_widgets,
> + .num_dapm_widgets = ARRAY_SIZE(aw88081_dapm_widgets),
> + .dapm_routes = aw88081_audio_map,
> + .num_dapm_routes = ARRAY_SIZE(aw88081_audio_map),
> + .controls = aw88081_controls,
> + .num_controls = ARRAY_SIZE(aw88081_controls),
> +};
> +
> +static int aw88081_i2c_probe(struct i2c_client *i2c)
> +{
> + struct aw88081 *aw88081;
> + int ret;
> +
> + ret = i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C);
> + if (!ret)
> + return dev_err_probe(&i2c->dev, -ENXIO, "check_functionality failed");
> +
> + aw88081 = devm_kzalloc(&i2c->dev, sizeof(*aw88081), GFP_KERNEL);
> + if (!aw88081)
> + return -ENOMEM;
> +
> + mutex_init(&aw88081->lock);
> +
> + i2c_set_clientdata(i2c, aw88081);
> +
> + aw88081->regmap = devm_regmap_init_i2c(i2c, &aw88081_regmap_config);
> + if (IS_ERR(aw88081->regmap))
> + return dev_err_probe(&i2c->dev, PTR_ERR(aw88081->regmap),
> + "failed to init regmap\n");
> +
> + /* aw pa init */
> + ret = aw88081_init(aw88081, i2c, aw88081->regmap);
> + if (ret)
> + return ret;
> +
> + return devm_snd_soc_register_component(&i2c->dev,
> + &soc_codec_dev_aw88081,
> + aw88081_dai, ARRAY_SIZE(aw88081_dai));
> +}
> +
> +static const struct i2c_device_id aw88081_i2c_id[] = {
> + { AW88081_I2C_NAME },
> + { }
> +};
> +MODULE_DEVICE_TABLE(i2c, aw88081_i2c_id);
> +
> +static struct i2c_driver aw88081_i2c_driver = {
> + .driver = {
> + .name = AW88081_I2C_NAME,
> + },
> + .probe = aw88081_i2c_probe,
> + .id_table = aw88081_i2c_id,
> +};
> +module_i2c_driver(aw88081_i2c_driver);
> +
> +MODULE_DESCRIPTION("ASoC AW88081 Smart PA Driver");
> +MODULE_LICENSE("GPL v2");
> diff --git a/sound/soc/codecs/aw88081.h b/sound/soc/codecs/aw88081.h
> new file mode 100644
> index 000000000000..6757354385a0
> --- /dev/null
> +++ b/sound/soc/codecs/aw88081.h
> @@ -0,0 +1,286 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +//
> +// aw88081.h -- AW88081 ALSA SoC Audio driver
> +//
> +// Copyright (c) 2024 awinic Technology CO., LTD
> +//
> +// Author: Weidong Wang <wangweidong.a@awinic.com>
> +//
> +
> +#ifndef __AW88081_H__
> +#define __AW88081_H__
> +
> +#define AW88081_ID_REG (0x00)
> +#define AW88081_SYSST_REG (0x01)
> +#define AW88081_SYSINT_REG (0x02)
> +#define AW88081_SYSINTM_REG (0x03)
> +#define AW88081_SYSCTRL_REG (0x04)
> +#define AW88081_SYSCTRL2_REG (0x05)
> +#define AW88081_I2SCTRL1_REG (0x06)
> +#define AW88081_I2SCTRL2_REG (0x07)
> +#define AW88081_I2SCTRL3_REG (0x08)
> +#define AW88081_DACCFG1_REG (0x09)
> +#define AW88081_DACCFG2_REG (0x0A)
> +#define AW88081_DACCFG3_REG (0x0B)
> +#define AW88081_DACCFG4_REG (0x0C)
> +#define AW88081_DACCFG5_REG (0x0D)
> +#define AW88081_DACCFG6_REG (0x0E)
> +#define AW88081_DACCFG7_REG (0x11)
> +#define AW88081_PWMCTRL1_REG (0x13)
> +#define AW88081_PWMCTRL2_REG (0x14)
> +#define AW88081_PWMCTRL3_REG (0x15)
> +#define AW88081_PWMCTRL4_REG (0x16)
> +#define AW88081_I2SCFG1_REG (0x17)
> +#define AW88081_DBGCTRL_REG (0x18)
> +#define AW88081_PDMCTRL_REG (0x19)
> +#define AW88081_DACST_REG (0x20)
> +#define AW88081_PATTERNST_REG (0x21)
> +#define AW88081_I2SINT_REG (0x26)
> +#define AW88081_I2SCAPCNT_REG (0x27)
> +#define AW88081_ANASTA1_REG (0x28)
> +#define AW88081_ANASTA2_REG (0x29)
> +#define AW88081_ANASTA3_REG (0x2A)
> +#define AW88081_VBAT_REG (0x21)
> +#define AW88081_TEMP_REG (0x22)
> +#define AW88081_PVDD_REG (0x23)
> +#define AW88081_ISNDAT_REG (0x24)
> +#define AW88081_VSNDAT_REG (0x25)
> +#define AW88081_DSMCFG1_REG (0x30)
> +#define AW88081_DSMCFG2_REG (0x31)
> +#define AW88081_DSMCFG3_REG (0x32)
> +#define AW88081_DSMCFG4_REG (0x33)
> +#define AW88081_DSMCFG5_REG (0x34)
> +#define AW88081_DSMCFG6_REG (0x35)
> +#define AW88081_DSMCFG7_REG (0x36)
> +#define AW88081_DSMCFG8_REG (0x37)
> +#define AW88081_TESTIN_REG (0x38)
> +#define AW88081_TESTOUT_REG (0x39)
> +#define AW88081_BOPCTRL1_REG (0x40)
> +#define AW88081_BOPCTRL2_REG (0x41)
> +#define AW88081_BOPCTRL3_REG (0x42)
> +#define AW88081_BOPSTA_REG (0x43)
> +#define AW88081_PLLCTRL1_REG (0x54)
> +#define AW88081_PLLCTRL2_REG (0x55)
> +#define AW88081_PLLCTRL3_REG (0x56)
> +#define AW88081_CDACTRL1_REG (0x57)
> +#define AW88081_CDACTRL2_REG (0x58)
> +#define AW88081_CDACTRL3_REG (0x59)
> +#define AW88081_DITHERCFG1_REG (0x5A)
> +#define AW88081_DITHERCFG2_REG (0x5B)
> +#define AW88081_DITHERCFG3_REG (0x5C)
> +#define AW88081_TM_REG (0x6E)
> +#define AW88081_TM2_REG (0x6F)
> +#define AW88081_TESTCTRL1_REG (0x70)
> +#define AW88081_TESTCTRL2_REG (0x71)
> +
> +#define AW88081_REG_MAX (0x72)
> +
> +#define AW88081_UVLS_START_BIT (14)
> +#define AW88081_UVLS_UVLO (1)
> +#define AW88081_UVLS_UVLO_VALUE \
> + (AW88081_UVLS_UVLO << AW88081_UVLS_START_BIT)
> +
> +#define AW88081_SWS_START_BIT (8)
> +#define AW88081_SWS_SWITCHING (1)
> +#define AW88081_SWS_SWITCHING_VALUE \
> + (AW88081_SWS_SWITCHING << AW88081_SWS_START_BIT)
> +
> +#define AW88081_NOCLKS_START_BIT (5)
> +#define AW88081_NOCLKS_NO_CLOCK (1)
> +#define AW88081_NOCLKS_NO_CLOCK_VALUE \
> + (AW88081_NOCLKS_NO_CLOCK << AW88081_NOCLKS_START_BIT)
> +
> +#define AW88081_CLKS_START_BIT (4)
> +#define AW88081_CLKS_STABLE (1)
> +#define AW88081_CLKS_STABLE_VALUE \
> + (AW88081_CLKS_STABLE << AW88081_CLKS_START_BIT)
> +
> +#define AW88081_OCDS_START_BIT (3)
> +#define AW88081_OCDS_OC (1)
> +#define AW88081_OCDS_OC_VALUE \
> + (AW88081_OCDS_OC << AW88081_OCDS_START_BIT)
> +
> +#define AW88081_OTHS_START_BIT (1)
> +#define AW88081_OTHS_OT (1)
> +#define AW88081_OTHS_OT_VALUE \
> + (AW88081_OTHS_OT << AW88081_OTHS_START_BIT)
> +
> +#define AW88081_PLLS_START_BIT (0)
> +#define AW88081_PLLS_LOCKED (1)
> +#define AW88081_PLLS_LOCKED_VALUE \
> + (AW88081_PLLS_LOCKED << AW88081_PLLS_START_BIT)
> +
> +#define AW88081_BIT_PLL_CHECK \
> + (AW88081_CLKS_STABLE_VALUE | \
> + AW88081_PLLS_LOCKED_VALUE)
> +
> +#define AW88081_BIT_SYSST_CHECK_MASK \
> + (~(AW88081_UVLS_UVLO_VALUE | \
> + AW88081_SWS_SWITCHING_VALUE | \
> + AW88081_NOCLKS_NO_CLOCK_VALUE | \
> + AW88081_CLKS_STABLE_VALUE | \
> + AW88081_OCDS_OC_VALUE | \
> + AW88081_OTHS_OT_VALUE | \
> + AW88081_PLLS_LOCKED_VALUE))
> +
> +#define AW88081_NO_SWS_SYSST_CHECK \
> + (AW88081_CLKS_STABLE_VALUE | \
> + AW88081_PLLS_LOCKED_VALUE)
> +
> +#define AW88081_SWS_SYSST_CHECK \
> + (AW88081_SWS_SWITCHING_VALUE | \
> + AW88081_CLKS_STABLE_VALUE | \
> + AW88081_PLLS_LOCKED_VALUE)
> +
> +#define AW88081_ULS_HMUTE_START_BIT (14)
> +#define AW88081_ULS_HMUTE_BITS_LEN (1)
> +#define AW88081_ULS_HMUTE_MASK \
> + (~(((1<<AW88081_ULS_HMUTE_BITS_LEN)-1) << AW88081_ULS_HMUTE_START_BIT))
> +
> +#define AW88081_ULS_HMUTE_DISABLE (0)
> +#define AW88081_ULS_HMUTE_DISABLE_VALUE \
> + (AW88081_ULS_HMUTE_DISABLE << AW88081_ULS_HMUTE_START_BIT)
> +
> +#define AW88081_ULS_HMUTE_ENABLE (1)
> +#define AW88081_ULS_HMUTE_ENABLE_VALUE \
> + (AW88081_ULS_HMUTE_ENABLE << AW88081_ULS_HMUTE_START_BIT)
> +
> +#define AW88081_HMUTE_START_BIT (8)
> +#define AW88081_HMUTE_BITS_LEN (1)
> +#define AW88081_HMUTE_MASK \
> + (~(((1<<AW88081_HMUTE_BITS_LEN)-1) << AW88081_HMUTE_START_BIT))
> +
> +#define AW88081_HMUTE_DISABLE (0)
> +#define AW88081_HMUTE_DISABLE_VALUE \
> + (AW88081_HMUTE_DISABLE << AW88081_HMUTE_START_BIT)
> +
> +#define AW88081_HMUTE_ENABLE (1)
> +#define AW88081_HMUTE_ENABLE_VALUE \
> + (AW88081_HMUTE_ENABLE << AW88081_HMUTE_START_BIT)
> +
> +#define AW88081_EN_PA_START_BIT (1)
> +#define AW88081_EN_PA_BITS_LEN (1)
> +#define AW88081_EN_PA_MASK \
> + (~(((1<<AW88081_EN_PA_BITS_LEN)-1) << AW88081_EN_PA_START_BIT))
> +
> +#define AW88081_EN_PA_WORKING (1)
> +#define AW88081_EN_PA_WORKING_VALUE \
> + (AW88081_EN_PA_WORKING << AW88081_EN_PA_START_BIT)
> +
> +#define AW88081_EN_PA_POWER_DOWN (0)
> +#define AW88081_EN_PA_POWER_DOWN_VALUE \
> + (AW88081_EN_PA_POWER_DOWN << AW88081_EN_PA_START_BIT)
> +
> +#define AW88081_PWDN_START_BIT (0)
> +#define AW88081_PWDN_BITS_LEN (1)
> +#define AW88081_PWDN_MASK \
> + (~(((1<<AW88081_PWDN_BITS_LEN)-1) << AW88081_PWDN_START_BIT))
> +
> +#define AW88081_PWDN_WORKING (0)
> +#define AW88081_PWDN_WORKING_VALUE \
> + (AW88081_PWDN_WORKING << AW88081_PWDN_START_BIT)
> +
> +#define AW88081_PWDN_POWER_DOWN (1)
> +#define AW88081_PWDN_POWER_DOWN_VALUE \
> + (AW88081_PWDN_POWER_DOWN << AW88081_PWDN_START_BIT)
> +
> +#define AW88081_VOL_START_BIT (0)
> +#define AW88081_VOL_BITS_LEN (10)
> +#define AW88081_VOL_MASK \
> + (~(((1<<AW88081_VOL_BITS_LEN)-1) << AW88081_VOL_START_BIT))
> +
> +#define AW88081_VOLUME_STEP_DB (64)
> +#define AW88081_MUTE_VOL (1023)
> +
> +#define AW88081_I2STXEN_START_BIT (6)
> +#define AW88081_I2STXEN_BITS_LEN (1)
> +#define AW88081_I2STXEN_MASK \
> + (~(((1<<AW88081_I2STXEN_BITS_LEN)-1) << AW88081_I2STXEN_START_BIT))
> +
> +#define AW88081_I2STXEN_DISABLE (0)
> +#define AW88081_I2STXEN_DISABLE_VALUE \
> + (AW88081_I2STXEN_DISABLE << AW88081_I2STXEN_START_BIT)
> +
> +#define AW88081_I2STXEN_ENABLE (1)
> +#define AW88081_I2STXEN_ENABLE_VALUE \
> + (AW88081_I2STXEN_ENABLE << AW88081_I2STXEN_START_BIT)
> +
> +#define AW88081_NOISE_GATE_EN_START_BIT (13)
> +#define AW88081_NOISE_GATE_EN_BITS_LEN (1)
> +#define AW88081_NOISE_GATE_EN_MASK \
> + (~(((1<<AW88081_NOISE_GATE_EN_BITS_LEN)-1) << AW88081_NOISE_GATE_EN_START_BIT))
> +
> +#define AW88081_NOISE_GATE_EN_DISABLE (0)
> +#define AW88081_NOISE_GATE_EN_DISABLE_VALUE \
> + (AW88081_NOISE_GATE_EN_DISABLE << AW88081_NOISE_GATE_EN_START_BIT)
> +
> +#define AW88081_NOISE_GATE_EN_ENABLE (1)
> +#define AW88081_NOISE_GATE_EN_ENABLE_VALUE \
> + (AW88081_NOISE_GATE_EN_ENABLE << AW88081_NOISE_GATE_EN_START_BIT)
> +
> +#define AW88081_CCO_MUX_START_BIT (13)
> +#define AW88081_CCO_MUX_BITS_LEN (1)
> +#define AW88081_CCO_MUX_MASK \
> + (~(((1<<AW88081_CCO_MUX_BITS_LEN)-1) << AW88081_CCO_MUX_START_BIT))
> +
> +#define AW88081_CCO_MUX_DIVIDED (0)
> +#define AW88081_CCO_MUX_DIVIDED_VALUE \
> + (AW88081_CCO_MUX_DIVIDED << AW88081_CCO_MUX_START_BIT)
> +
> +#define AW88081_CCO_MUX_BYPASS (1)
> +#define AW88081_CCO_MUX_BYPASS_VALUE \
> + (AW88081_CCO_MUX_BYPASS << AW88081_CCO_MUX_START_BIT)
> +
> +#define AW88081_START_RETRIES (5)
> +#define AW88081_START_WORK_DELAY_MS (0)
> +
> +#define AW88081_I2C_NAME "aw88081"
> +#define AW88081_CHIP_ID 0x2116
> +
> +#define AW88081_RATES (SNDRV_PCM_RATE_8000_48000 | \
> + SNDRV_PCM_RATE_96000)
> +#define AW88081_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
> + SNDRV_PCM_FMTBIT_S24_LE | \
> + SNDRV_PCM_FMTBIT_S32_LE)
> +
> +#define FADE_TIME_MAX 100000
> +
> +#define AW88081_DEV_DEFAULT_CH (0)
> +#define AW88081_ACF_FILE "aw88081_acf.bin"
> +#define AW88081_DEV_SYSST_CHECK_MAX (10)
> +#define AW88081_SOFT_RESET_VALUE (0x55aa)
> +
> +#define AW88081_INIT_PROFILE (0)
> +
> +#define AW88081_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 {
> + AW88081_SYNC_START = 0,
> + AW88081_ASYNC_START,
> +};
> +
> +enum {
> + AW88081_500_US = 500,
> + AW88081_1000_US = 1000,
> + AW88081_2000_US = 2000,
> + AW88081_5000_US = 5000,
> +};
> +
> +enum {
> + AW88081_DEV_PW_OFF = 0,
> + AW88081_DEV_PW_ON,
> +};
> +
> +enum {
> + AW88081_DEV_FW_FAILED = 0,
> + AW88081_DEV_FW_OK,
> +};
> +
> +#endif
> --
> 2.47.0
>
>
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