#include <linux/device.h>
#include <linux/module.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_type.h>
#include <linux/soundwire/sdw_registers.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <linux/pm_runtime.h>
#include <sound/sdw.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/tlv.h>
#include <sound/sdca_function.h>
#include <sound/sdca_regmap.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <sound/jack.h>
#include <sound/sdca_asoc.h>
#include "es9356.h"
struct es9356_sdw_priv {
struct sdw_slave *slave;
struct device *dev;
struct regmap *regmap;
struct snd_soc_component *component;
struct snd_soc_jack *hs_jack;
struct mutex disable_irq_lock;
struct mutex pde_lock;
bool hw_init;
bool first_hw_init;
int jack_type;
bool disable_irq;
struct delayed_work interrupt_handle_work;
struct delayed_work button_detect_work;
unsigned int sdca_status;
};
static int es9356_sdw_component_probe(struct snd_soc_component *component)
{
struct es9356_sdw_priv *es9356 = snd_soc_component_get_drvdata(component);
es9356->component = component;
return 0;
}
static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -9600, 12, 0);
static const DECLARE_TLV_DB_SCALE(amic_gain_tlv, 0, 3, 0);
static const DECLARE_TLV_DB_SCALE(dmic_gain_tlv, 0, 6, 0);
static const struct snd_kcontrol_new es9356_sdca_controls[] = {
SDCA_SINGLE_Q78_TLV("FU41 Left Playback Volume",
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU41, ES9356_SDCA_CTL_FU_VOLUME, CH_L),
ES9356_VOLUME_MIN, ES9356_VOLUME_MAX, ES9356_VOLUME_STEP, out_vol_tlv),
SDCA_SINGLE_Q78_TLV("FU41 Right Playback Volume",
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU41, ES9356_SDCA_CTL_FU_VOLUME, CH_R),
ES9356_VOLUME_MIN, ES9356_VOLUME_MAX, ES9356_VOLUME_STEP, out_vol_tlv),
SDCA_SINGLE_Q78_TLV("FU36 Left Capture Volume",
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU36, ES9356_SDCA_CTL_FU_VOLUME, CH_L),
ES9356_VOLUME_MIN, ES9356_VOLUME_MAX, ES9356_VOLUME_STEP, out_vol_tlv),
SDCA_SINGLE_Q78_TLV("FU36 Right Capture Volume",
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU36, ES9356_SDCA_CTL_FU_VOLUME, CH_R),
ES9356_VOLUME_MIN, ES9356_VOLUME_MAX, ES9356_VOLUME_STEP, out_vol_tlv),
SDCA_SINGLE_Q78_TLV("FU33 Capture Volume",
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU33, ES9356_SDCA_CTL_FU_CH_GAIN, 0),
ES9356_GAIN_MIN, ES9356_AMIC_GAIN_MAX, ES9356_AMIC_GAIN_STEP, amic_gain_tlv),
SDCA_SINGLE_Q78_TLV("FU21 Left Playback Volume",
SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_FU21, ES9356_SDCA_CTL_FU_VOLUME, CH_L),
ES9356_VOLUME_MIN, ES9356_VOLUME_MAX, ES9356_VOLUME_STEP, out_vol_tlv),
SDCA_SINGLE_Q78_TLV("FU21 Right Playback Volume",
SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_FU21, ES9356_SDCA_CTL_FU_VOLUME, CH_R),
ES9356_VOLUME_MIN, ES9356_VOLUME_MAX, ES9356_VOLUME_STEP, out_vol_tlv),
SDCA_SINGLE_Q78_TLV("FU113 Left Capture Volume",
SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU113, ES9356_SDCA_CTL_FU_VOLUME, CH_L),
ES9356_VOLUME_MIN, ES9356_VOLUME_MAX, ES9356_VOLUME_STEP, out_vol_tlv),
SDCA_SINGLE_Q78_TLV("FU113 Right Capture Volume",
SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU113, ES9356_SDCA_CTL_FU_VOLUME, CH_R),
ES9356_VOLUME_MIN, ES9356_VOLUME_MAX, ES9356_VOLUME_STEP, out_vol_tlv),
SDCA_SINGLE_Q78_TLV("FU11 Capture Volume",
SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU11, ES9356_SDCA_CTL_FU_CH_GAIN, 0),
ES9356_GAIN_MIN, ES9356_DMIC_GAIN_MAX, ES9356_DMIC_GAIN_STEP, dmic_gain_tlv),
};
static const char *const es9356_left_mux_txt[] = {
"Left",
"Right",
};
static const char *const es9356_right_mux_txt[] = {
"Right",
"Left",
};
static const struct soc_enum es9356_left_mux_enum =
SOC_ENUM_SINGLE(ES9356_DAC_SWAP, 1,
ARRAY_SIZE(es9356_left_mux_txt), es9356_left_mux_txt);
static const struct soc_enum es9356_right_mux_enum =
SOC_ENUM_SINGLE(ES9356_DAC_SWAP, 0,
ARRAY_SIZE(es9356_right_mux_txt), es9356_right_mux_txt);
static const struct snd_kcontrol_new es9356_left_mux_controls =
SOC_DAPM_ENUM("Channel MUX", es9356_left_mux_enum);
static const struct snd_kcontrol_new es9356_right_mux_controls =
SOC_DAPM_ENUM("Channel MUX", es9356_right_mux_enum);
static const struct snd_soc_dapm_widget es9356_dapm_widgets[] = {
SND_SOC_DAPM_OUTPUT("HP"),
SND_SOC_DAPM_OUTPUT("SPK"),
SND_SOC_DAPM_INPUT("MIC1"),
SND_SOC_DAPM_INPUT("PDM_DIN"),
SND_SOC_DAPM_SUPPLY("DMIC Clock", ES9356_DMIC_GPIO, 1, 1, NULL, 0),
SND_SOC_DAPM_AIF_IN("DP4RX", "DP4 Playback", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_IN("DP3RX", "DP3 Playback", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("DP1TX", "DP1 Capture", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("DP2TX", "DP2 Capture", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_PGA("IF DP3RXL", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_PGA("IF DP3RXR", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MUX("Left Channel MUX", SND_SOC_NOPM, 0, 0, &es9356_left_mux_controls),
SND_SOC_DAPM_MUX("Right Channel MUX", SND_SOC_NOPM, 0, 0, &es9356_right_mux_controls),
SND_SOC_DAPM_DAC("FU 21 Left", NULL,
SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_FU21, ES9356_SDCA_CTL_FU_MUTE, CH_L), 0, 1),
SND_SOC_DAPM_DAC("FU 21 Right", NULL,
SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_FU21, ES9356_SDCA_CTL_FU_MUTE, CH_R), 0, 1),
SND_SOC_DAPM_DAC("FU 41 Left", NULL,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU41, ES9356_SDCA_CTL_FU_MUTE, CH_L), 0, 1),
SND_SOC_DAPM_DAC("FU 41 Right", NULL,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU41, ES9356_SDCA_CTL_FU_MUTE, CH_R), 0, 1),
SND_SOC_DAPM_DAC("FU 113 Left", NULL,
SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU113, ES9356_SDCA_CTL_FU_MUTE, CH_L), 0, 1),
SND_SOC_DAPM_DAC("FU 113 Right", NULL,
SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU113, ES9356_SDCA_CTL_FU_MUTE, CH_R), 0, 1),
SND_SOC_DAPM_DAC("FU 36 Left", NULL,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU36, ES9356_SDCA_CTL_FU_MUTE, CH_L), 0, 1),
SND_SOC_DAPM_DAC("FU 36 Right", NULL,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU36, ES9356_SDCA_CTL_FU_MUTE, CH_R), 0, 1),
};
static const struct snd_soc_dapm_route es9356_audio_map[] = {
{"FU 36 Left", NULL, "MIC1"},
{"FU 36 Right", NULL, "MIC1"},
{"DP2TX", NULL, "FU 36 Left"},
{"DP2TX", NULL, "FU 36 Right"},
{"PDM_DIN", NULL, "DMIC Clock"},
{"FU 113 Left", NULL, "PDM_DIN"},
{"FU 113 Right", NULL, "PDM_DIN"},
{"DP1TX", NULL, "FU 113 Left"},
{"DP1TX", NULL, "FU 113 Right"},
{"FU 41 Left", NULL, "DP4RX"},
{"FU 41 Right", NULL, "DP4RX"},
{"IF DP3RXL", NULL, "DP3RX"},
{"IF DP3RXR", NULL, "DP3RX"},
{"Left Channel MUX", "Left", "IF DP3RXL"},
{"Left Channel MUX", "Right", "IF DP3RXR"},
{"Right Channel MUX", "Left", "IF DP3RXL"},
{"Right Channel MUX", "Right", "IF DP3RXR"},
{"FU 21 Left", NULL, "Left Channel MUX"},
{"FU 21 Right", NULL, "Right Channel MUX"},
{"SPK", NULL, "FU 21 Left"},
{"SPK", NULL, "FU 21 Right"},
{"HP", NULL, "FU 41 Left"},
{"HP", NULL, "FU 41 Right"},
};
static int es9356_set_jack_detect(struct snd_soc_component *component,
struct snd_soc_jack *hs_jack, void *data)
{
struct es9356_sdw_priv *es9356 = snd_soc_component_get_drvdata(component);
int ret;
es9356->hs_jack = hs_jack;
if (!es9356->first_hw_init)
return 0;
ret = pm_runtime_resume_and_get(component->dev);
if (ret < 0) {
if (ret != -EACCES) {
dev_err(component->dev, "%s: failed to resume %d\n", __func__, ret);
return ret;
}
dev_info(component->dev, "%s: skipping jack init for now\n", __func__);
return 0;
}
if (es9356->hs_jack)
sdw_write_no_pm(es9356->slave, SDW_SCP_SDCA_INTMASK1,
(SDW_SCP_SDCA_INTMASK_SDCA_7 | SDW_SCP_SDCA_INTMASK_SDCA_5 | SDW_SCP_SDCA_INTMASK_SDCA_1));
pm_runtime_mark_last_busy(component->dev);
pm_runtime_put_autosuspend(component->dev);
return 0;
}
static const struct snd_soc_component_driver snd_soc_es9356_sdw_component = {
.probe = es9356_sdw_component_probe,
.controls = es9356_sdca_controls,
.num_controls = ARRAY_SIZE(es9356_sdca_controls),
.dapm_widgets = es9356_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(es9356_dapm_widgets),
.dapm_routes = es9356_audio_map,
.num_dapm_routes = ARRAY_SIZE(es9356_audio_map),
.set_jack = es9356_set_jack_detect,
.endianness = 1,
};
static int es9356_sdw_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream,
int direction)
{
snd_soc_dai_dma_data_set(dai, direction, sdw_stream);
return 0;
}
static void es9356_sdw_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
snd_soc_dai_set_dma_data(dai, substream, NULL);
}
static int es9356_sdca_button(unsigned int *buffer)
{
int cur_button = -1;
if (*(buffer + 1) | *(buffer + 2))
return -EINVAL;
switch (*buffer) {
case 0x00:
cur_button = 0;
break;
case 0x20:
cur_button = SND_JACK_BTN_4;
break;
case 0x10:
cur_button = SND_JACK_BTN_2;
break;
case 0x08:
cur_button = SND_JACK_BTN_1;
break;
case 0x02:
cur_button = SND_JACK_BTN_3;
break;
case 0x01:
cur_button = SND_JACK_BTN_0;
break;
default:
break;
}
return cur_button;
}
static int es9356_sdca_button_detect(struct es9356_sdw_priv *es9356)
{
unsigned int btn_type = 0, offset, idx, val, owner;
unsigned int button[3];
int ret;
ret = regmap_read(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_HID, ES9356_SDCA_ENT_HID01, ES9356_SDCA_CTL_HIDTX_CURRENT_OWNER, 0), &owner);
if (ret < 0 || owner == 0x01)
return 0;
ret = regmap_read(es9356->regmap, ES9356_BUF_ADDR_HID, &offset);
if (ret < 0)
goto button_det_end;
for (idx = 0; idx < ARRAY_SIZE(button); idx++) {
ret = regmap_read(es9356->regmap, ES9356_BUF_ADDR_HID + offset + idx, &val);
if (ret < 0)
goto button_det_end;
button[idx] = val;
}
btn_type = es9356_sdca_button(&button[0]);
button_det_end:
if (owner == 0x00)
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_HID, ES9356_SDCA_ENT_HID01, ES9356_SDCA_CTL_HIDTX_CURRENT_OWNER, 0), 0x01);
return btn_type;
}
static int es9356_sdca_headset_detect(struct es9356_sdw_priv *es9356)
{
unsigned int reg;
int ret;
ret = regmap_read(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_GE35, ES9356_SDCA_CTL_DETECTED_MODE, 0), ®);
if (ret < 0)
goto io_error;
switch (reg) {
case 0x00:
es9356->jack_type = 0;
break;
case 0x03:
es9356->jack_type = SND_JACK_HEADPHONE;
break;
case 0x04:
es9356->jack_type = SND_JACK_HEADSET;
break;
default:
es9356->jack_type = 0;
return -1;
}
if (reg) {
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_GE35, ES9356_SDCA_CTL_SELECTED_MODE, 0), reg);
regmap_write(es9356->regmap, ES9356_HP_DETECTTIME, 0x75);
} else {
regmap_write(es9356->regmap, ES9356_HP_DETECTTIME, 0xa4);
}
return 0;
io_error:
pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
return ret;
}
static void es9356_interrupt_handler(struct work_struct *work)
{
struct es9356_sdw_priv *es9356 =
container_of(work, struct es9356_sdw_priv, interrupt_handle_work.work);
int ret, btn_type = 0;
if (!es9356->hs_jack)
return;
if (!es9356->component->card || !es9356->component->card->instantiated)
return;
if (es9356->sdca_status & SDW_SCP_SDCA_INT_SDCA_7) {
btn_type = es9356_sdca_button_detect(es9356);
if (btn_type < 0)
return;
} else {
ret = es9356_sdca_headset_detect(es9356);
if (ret < 0)
return;
}
if (es9356->jack_type != SND_JACK_HEADSET)
btn_type = 0;
snd_soc_jack_report(es9356->hs_jack, es9356->jack_type | btn_type,
SND_JACK_HEADSET |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3 |
SND_JACK_BTN_4);
if (btn_type) {
snd_soc_jack_report(es9356->hs_jack, es9356->jack_type,
SND_JACK_HEADSET |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3 |
SND_JACK_BTN_4);
mod_delayed_work(system_power_efficient_wq,
&es9356->button_detect_work, msecs_to_jiffies(280));
}
}
static void es9356_button_detect_handler(struct work_struct *work)
{
struct es9356_sdw_priv *es9356 =
container_of(work, struct es9356_sdw_priv, button_detect_work.work);
int ret, idx, btn_type = 0;
unsigned int reg, offset;
unsigned int button[3];
ret = regmap_read(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_GE35, ES9356_SDCA_CTL_DETECTED_MODE, 0), ®);
if (ret < 0)
goto io_error;
if (reg == 0x04) {
ret = regmap_read(es9356->regmap, ES9356_BUF_ADDR_HID, &offset);
if (ret < 0)
goto io_error;
for (idx = 0; idx < ARRAY_SIZE(button); idx++) {
ret = regmap_read(es9356->regmap, ES9356_BUF_ADDR_HID + offset + idx, ®);
if (ret < 0)
goto io_error;
button[idx] = reg;
}
btn_type = es9356_sdca_button(&button[0]);
if (btn_type < 0)
return;
}
snd_soc_jack_report(es9356->hs_jack, es9356->jack_type | btn_type,
SND_JACK_HEADSET |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3 |
SND_JACK_BTN_4);
if (btn_type) {
snd_soc_jack_report(es9356->hs_jack, es9356->jack_type,
SND_JACK_HEADSET |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3 |
SND_JACK_BTN_4);
mod_delayed_work(system_power_efficient_wq,
&es9356->button_detect_work, msecs_to_jiffies(280));
}
return;
io_error:
pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
}
static int es9356_pde_transition_delay(struct es9356_sdw_priv *es9356, unsigned char func,
unsigned char entity, unsigned char ps)
{
unsigned int retries = 10, val;
while (retries) {
regmap_read(es9356->regmap,
SDW_SDCA_CTL(func, entity, ES9356_SDCA_CTL_ACTUAL_POWER_STATE, 0), &val);
if (val == ps)
return 1;
usleep_range(1000, 1500);
retries--;
}
if (!retries) {
dev_dbg(&es9356->slave->dev, "%s PDE is NOT %s", __func__, ps?"PS3":"PS0");
}
return 0;
}
static int es9356_power_state(struct snd_soc_dai *dai, unsigned char ps, unsigned int *rate)
{
struct snd_soc_component *component = dai->component;
struct es9356_sdw_priv *es9356 = snd_soc_component_get_drvdata(component);
unsigned char ps0 = 0x0, ps3 = 0x3;
unsigned char func, cs_entity, pde_entity;
int ret;
switch (dai->id) {
case ES9356_DMIC:
func = FUNC_NUM_MIC;
cs_entity = ES9356_SDCA_ENT_CS113;
pde_entity = ES9356_SDCA_ENT_PDE11;
break;
case ES9356_AMP:
func = FUNC_NUM_AMP;
cs_entity = ES9356_SDCA_ENT_CS21;
pde_entity = ES9356_SDCA_ENT_PDE23;
break;
case ES9356_JACK_IN:
func = FUNC_NUM_UAJ;
cs_entity = ES9356_SDCA_ENT_CS36;
pde_entity = ES9356_SDCA_ENT_PDE34;
break;
case ES9356_JACK_OUT:
func = FUNC_NUM_UAJ;
cs_entity = ES9356_SDCA_ENT_CS41;
pde_entity = ES9356_SDCA_ENT_PDE47;
break;
default:
return -EINVAL;
}
mutex_lock(&es9356->pde_lock);
ret = es9356_pde_transition_delay(es9356, func, pde_entity, ps?ps0:ps3);
if (ret) {
regmap_write(es9356->regmap,
SDW_SDCA_CTL(func, pde_entity, ES9356_SDCA_CTL_REQ_POWER_STATE, 0), ps?ps3:ps0);
es9356_pde_transition_delay(es9356, func, pde_entity, ps?ps3:ps0);
} else
dev_dbg(component->dev, "%s PDE is already %d\n", __func__, ps?ps0:ps3);
mutex_unlock(&es9356->pde_lock);
if (rate)
regmap_write(es9356->regmap,
SDW_SDCA_CTL(func, cs_entity, ES9356_SDCA_CTL_SAMPLE_FREQ_INDEX, 0), *rate);
return 0;
}
static int es9356_sdw_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct es9356_sdw_priv *es9356 = snd_soc_component_get_drvdata(component);
struct sdw_stream_config stream_config = {0};
struct sdw_port_config port_config = {0};
struct sdw_stream_runtime *sdw_stream = snd_soc_dai_get_dma_data(dai, substream);
unsigned char ps0 = 0x0;
unsigned int rate;
int ret;
if (!sdw_stream)
return -EINVAL;
if (!es9356->slave)
return -EINVAL;
snd_sdw_params_to_config(substream, params, &stream_config, &port_config);
port_config.num = dai->id;
ret = sdw_stream_add_slave(es9356->slave, &stream_config,
&port_config, 1, sdw_stream);
if (ret) {
dev_err(dai->dev, "Unable to configure port\n");
return -EINVAL;
}
switch (params_rate(params)) {
case 16000:
rate = ES9356_SDCA_RATE_16000HZ;
break;
case 44100:
rate = ES9356_SDCA_RATE_44100HZ;
break;
case 48000:
rate = ES9356_SDCA_RATE_48000HZ;
break;
case 96000:
rate = ES9356_SDCA_RATE_96000HZ;
break;
default:
dev_err(component->dev, "%s: Rate %d is not supported\n",
__func__, params_rate(params));
return -EINVAL;
}
ret = es9356_power_state(dai, ps0, &rate);
if (ret) {
dev_err(component->dev, "%s: Invalid dai id: %d\n",
__func__, dai->id);
return -EINVAL;
}
return 0;
}
static int es9356_sdw_pcm_hw_free(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct es9356_sdw_priv *es9356 = snd_soc_component_get_drvdata(component);
struct sdw_stream_runtime *sdw_stream = snd_soc_dai_get_dma_data(dai, substream);
unsigned char ps3 = 0x3;
int ret;
if (!es9356->slave)
return -EINVAL;
sdw_stream_remove_slave(es9356->slave, sdw_stream);
ret = es9356_power_state(dai, ps3, NULL);
if (ret) {
dev_err(component->dev, "%s: Invalid dai id: %d\n",
__func__, dai->id);
return -EINVAL;
}
return 0;
}
static const struct snd_soc_dai_ops es9356_sdw_ops = {
.hw_params = es9356_sdw_pcm_hw_params,
.hw_free = es9356_sdw_pcm_hw_free,
.set_stream = es9356_sdw_set_sdw_stream,
.shutdown = es9356_sdw_shutdown,
};
static struct snd_soc_dai_driver es9356_sdw_dai[] = {
{
.name = "es9356-sdp-aif4",
.id = ES9356_DMIC,
.capture = {
.stream_name = "DP1 Capture",
.channels_min = 1,
.channels_max = 2,
},
.ops = &es9356_sdw_ops,
},
{
.name = "es9356-sdp-aif2",
.id = ES9356_JACK_IN,
.capture = {
.stream_name = "DP2 Capture",
.channels_min = 1,
.channels_max = 2,
},
.ops = &es9356_sdw_ops,
},
{
.name = "es9356-sdp-aif3",
.id = ES9356_AMP,
.playback = {
.stream_name = "DP3 Playback",
.channels_min = 1,
.channels_max = 2,
},
.ops = &es9356_sdw_ops,
},
{
.name = "es9356-sdp-aif1",
.id = ES9356_JACK_OUT,
.playback = {
.stream_name = "DP4 Playback",
.channels_min = 1,
.channels_max = 2,
},
.ops = &es9356_sdw_ops,
},
};
static int es9356_sdca_mbq_size(struct device *dev, unsigned int reg)
{
switch (reg) {
case SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU113, ES9356_SDCA_CTL_FU_VOLUME, CH_L):
case SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU113, ES9356_SDCA_CTL_FU_VOLUME, CH_R):
case SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_FU21, ES9356_SDCA_CTL_FU_VOLUME, CH_L):
case SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_FU21, ES9356_SDCA_CTL_FU_VOLUME, CH_R):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU41, ES9356_SDCA_CTL_FU_VOLUME, CH_L):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU41, ES9356_SDCA_CTL_FU_VOLUME, CH_R):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU36, ES9356_SDCA_CTL_FU_VOLUME, CH_L):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU36, ES9356_SDCA_CTL_FU_VOLUME, CH_R):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU33, ES9356_SDCA_CTL_FU_CH_GAIN, 0):
case SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU11, ES9356_SDCA_CTL_FU_CH_GAIN, 0):
return 2;
default:
return 1;
}
}
static struct regmap_sdw_mbq_cfg es9356_mbq_config = {
.mbq_size = es9356_sdca_mbq_size,
};
static bool es9356_sdca_volatile_register(struct device *dev, unsigned int reg)
{
switch (reg) {
case ES9356_BUF_ADDR_HID:
case ES9356_HID_BYTE2:
case ES9356_HID_BYTE3:
case ES9356_HID_BYTE4:
case SDW_SDCA_CTL(FUNC_NUM_HID, ES9356_SDCA_ENT_HID01, ES9356_SDCA_CTL_HIDTX_CURRENT_OWNER, 0):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_GE35, ES9356_SDCA_CTL_DETECTED_MODE, 0):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_GE35, ES9356_SDCA_CTL_SELECTED_MODE, 0):
case SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_PDE23, ES9356_SDCA_CTL_REQ_POWER_STATE, 0):
case SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_PDE23, ES9356_SDCA_CTL_ACTUAL_POWER_STATE, 0):
case SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_PDE11, ES9356_SDCA_CTL_REQ_POWER_STATE, 0):
case SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_PDE11, ES9356_SDCA_CTL_ACTUAL_POWER_STATE, 0):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_PDE47, ES9356_SDCA_CTL_REQ_POWER_STATE, 0):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_PDE47, ES9356_SDCA_CTL_ACTUAL_POWER_STATE, 0):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_PDE34, ES9356_SDCA_CTL_REQ_POWER_STATE, 0):
case SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_PDE34, ES9356_SDCA_CTL_ACTUAL_POWER_STATE, 0):
case ES9356_FLAGS_HP:
return true;
default:
return false;
}
}
static const struct regmap_config es9356_sdca_regmap = {
.reg_bits = 32,
.val_bits = 16,
.volatile_reg = es9356_sdca_volatile_register,
.max_register = 0x45ffffff,
.cache_type = REGCACHE_MAPLE,
.use_single_read = true,
.use_single_write = true,
};
static void es9356_register_init(struct es9356_sdw_priv *es9356)
{
regmap_write(es9356->regmap, ES9356_STATE, 0x02);
regmap_write(es9356->regmap, ES9356_ENDPOINT_MODE, 0x24);
regmap_write(es9356->regmap, ES9356_PRE_DIV_CTL, 0x00);
regmap_write(es9356->regmap, ES9356_ADC_OSR, 0x18);
regmap_write(es9356->regmap, ES9356_ADC_OSRGAIN, 0x13);
regmap_write(es9356->regmap, ES9356_DAC_OSR, 0x16);
regmap_write(es9356->regmap, ES9356_CLK_CTL, 0x0f);
regmap_write(es9356->regmap, ES9356_CSM_RESET, 0x01);
regmap_write(es9356->regmap, ES9356_CLK_SEL, 0x30);
regmap_write(es9356->regmap, ES9356_DETCLK_CTL, 0x51);
regmap_write(es9356->regmap, ES9356_HP_TYPE, 0x10);
regmap_write(es9356->regmap, ES9356_MICBIAS_CTL, 0x10);
regmap_write(es9356->regmap, ES9356_HPDETECT_CTL, 0x07);
regmap_write(es9356->regmap, ES9356_ADC_ANA, 0x30);
regmap_write(es9356->regmap, ES9356_PGA_CTL, 0xa8);
regmap_write(es9356->regmap, ES9356_ADC_INT, 0xaa);
regmap_write(es9356->regmap, ES9356_ADC_LP, 0x19);
regmap_write(es9356->regmap, ES9356_VMID1SEL, 0xbc);
regmap_write(es9356->regmap, ES9356_VMID_TIME, 0x0b);
regmap_write(es9356->regmap, ES9356_STATE_TIME, 0xbb);
regmap_write(es9356->regmap, ES9356_HP_SPK_TIME, 0x77);
regmap_write(es9356->regmap, ES9356_HP_DETECTTIME, 0xa4);
regmap_write(es9356->regmap, ES9356_MICBIAS_SEL, 0x15);
regmap_write(es9356->regmap, ES9356_KEY_PRESS_TIME, 0xff);
regmap_write(es9356->regmap, ES9356_KEY_RELEASE_TIME, 0xff);
regmap_write(es9356->regmap, ES9356_KEY_HOLD_TIME, 0x0f);
regmap_write(es9356->regmap, ES9356_BTSEL_REF, 0x00);
regmap_write(es9356->regmap, ES9356_KEYD_DETECT, 0x18);
regmap_write(es9356->regmap, ES9356_MICBIAS_RES, 0x03);
regmap_write(es9356->regmap, ES9356_BUTTON_CHARGE, 0x00);
regmap_write(es9356->regmap, ES9356_CALIBRATION_TIME, 0x13);
regmap_write(es9356->regmap, ES9356_CALIBRATION_SETTING, 0xf4);
regmap_write(es9356->regmap, ES9356_SPK_VOLUME, 0x33);
regmap_write(es9356->regmap, ES9356_DAC_VROI, 0x01);
regmap_write(es9356->regmap, ES9356_DAC_LP, 0x00);
regmap_write(es9356->regmap, ES9356_HP_IBIAS, 0x04);
regmap_write(es9356->regmap, ES9356_HP_LP, 0x03);
regmap_write(es9356->regmap, ES9356_SPKLDO_CTL, 0x65);
regmap_write(es9356->regmap, ES9356_SPKBIAS_COMP, 0x09);
regmap_write(es9356->regmap, ES9356_VMID1STL, 0x00);
regmap_write(es9356->regmap, ES9356_VMID2STL, 0x00);
regmap_write(es9356->regmap, ES9356_VSEL, 0xfc);
regmap_write(es9356->regmap, ES9356_IBIASGEN, 0x10);
regmap_write(es9356->regmap, ES9356_ADC_AMIC_CTL, 0x0d);
regmap_write(es9356->regmap, ES9356_STATE, 0x0e);
regmap_write(es9356->regmap, ES9356_CSM_RESET, 0x00);
regmap_write(es9356->regmap, ES9356_HP_TYPE, 0x08);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU113, ES9356_SDCA_CTL_FU_VOLUME, CH_L), ES9356_DEFAULT_VOLUME);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_FU113, ES9356_SDCA_CTL_FU_VOLUME, CH_R), ES9356_DEFAULT_VOLUME);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_FU21, ES9356_SDCA_CTL_FU_VOLUME, CH_L), ES9356_DEFAULT_VOLUME);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_FU21, ES9356_SDCA_CTL_FU_VOLUME, CH_R), ES9356_DEFAULT_VOLUME);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU41, ES9356_SDCA_CTL_FU_VOLUME, CH_L), ES9356_DEFAULT_VOLUME);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU41, ES9356_SDCA_CTL_FU_VOLUME, CH_R), ES9356_DEFAULT_VOLUME);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU36, ES9356_SDCA_CTL_FU_VOLUME, CH_L), ES9356_DEFAULT_VOLUME);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_FU36, ES9356_SDCA_CTL_FU_VOLUME, CH_R), ES9356_DEFAULT_VOLUME);
}
static int es9356_sdca_io_init(struct device *dev, struct sdw_slave *slave)
{
struct es9356_sdw_priv *es9356 = dev_get_drvdata(&slave->dev);
if (es9356->hw_init)
return 0;
es9356->disable_irq = false;
regcache_cache_only(es9356->regmap, false);
if (es9356->first_hw_init) {
regcache_cache_bypass(es9356->regmap, true);
} else {
pm_runtime_set_active(&slave->dev);
es9356_register_init(es9356);
}
pm_runtime_get_noresume(&slave->dev);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT_XU12, ES9356_SDCA_CTL_SELECTED_MODE, 0), 0x01);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_MIC, ES9356_SDCA_ENT0, ES9356_SDCA_CTL_FUNC_STATUS, 0), 0x40);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT_XU22, ES9356_SDCA_CTL_SELECTED_MODE, 0), 0x01);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_AMP, ES9356_SDCA_ENT0, ES9356_SDCA_CTL_FUNC_STATUS, 0), 0x40);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_XU42, ES9356_SDCA_CTL_SELECTED_MODE, 0), 0x01);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT_XU36, ES9356_SDCA_CTL_SELECTED_MODE, 0), 0x01);
regmap_write(es9356->regmap,
SDW_SDCA_CTL(FUNC_NUM_UAJ, ES9356_SDCA_ENT0, ES9356_SDCA_CTL_FUNC_STATUS, 0), 0x40);
if (es9356->first_hw_init) {
regcache_cache_bypass(es9356->regmap, false);
regcache_mark_dirty(es9356->regmap);
} else
es9356->first_hw_init = true;
es9356->hw_init = true;
pm_runtime_mark_last_busy(&slave->dev);
pm_runtime_put_autosuspend(&slave->dev);
return 0;
}
static int es9356_sdw_update_status(struct sdw_slave *slave,
enum sdw_slave_status status)
{
struct es9356_sdw_priv *es9356 = dev_get_drvdata(&slave->dev);
if (status == SDW_SLAVE_UNATTACHED) {
es9356->hw_init = false;
cancel_delayed_work_sync(&es9356->interrupt_handle_work);
cancel_delayed_work_sync(&es9356->button_detect_work);
regcache_cache_only(es9356->regmap, true);
}
if (status == SDW_SLAVE_ATTACHED) {
if (es9356->hs_jack)
sdw_write_no_pm(es9356->slave, SDW_SCP_SDCA_INTMASK1,
(SDW_SCP_SDCA_INTMASK_SDCA_7 | SDW_SCP_SDCA_INTMASK_SDCA_5 | SDW_SCP_SDCA_INTMASK_SDCA_1));
}
if (es9356->hw_init || status != SDW_SLAVE_ATTACHED)
return 0;
return es9356_sdca_io_init(&slave->dev, slave);
}
static int es9356_sdw_read_prop(struct sdw_slave *slave)
{
struct sdw_slave_prop *prop = &slave->prop;
int nval;
int i, j;
u32 bit;
unsigned long addr;
struct sdw_dpn_prop *dpn;
prop->paging_support = true;
prop->source_ports = BIT(1) | BIT(2);
prop->sink_ports = BIT(3) | BIT(4);
nval = hweight32(prop->source_ports);
prop->src_dpn_prop = devm_kcalloc(&slave->dev, nval,
sizeof(*prop->src_dpn_prop),
GFP_KERNEL);
if (!prop->src_dpn_prop)
return -ENOMEM;
i = 0;
dpn = prop->src_dpn_prop;
addr = prop->source_ports;
for_each_set_bit(bit, &addr, 32) {
dpn[i].num = bit;
dpn[i].type = SDW_DPN_FULL;
dpn[i].simple_ch_prep_sm = true;
i++;
}
nval = hweight32(prop->sink_ports);
prop->sink_dpn_prop = devm_kcalloc(&slave->dev, nval,
sizeof(*prop->sink_dpn_prop),
GFP_KERNEL);
if (!prop->sink_dpn_prop)
return -ENOMEM;
j = 0;
dpn = prop->sink_dpn_prop;
addr = prop->sink_ports;
for_each_set_bit(bit, &addr, 32) {
dpn[j].num = bit;
dpn[j].type = SDW_DPN_FULL;
dpn[j].simple_ch_prep_sm = true;
j++;
}
prop->wake_capable = 1;
return 0;
}
static int es9356_sdw_interrupt_callback(struct sdw_slave *slave,
struct sdw_slave_intr_status *status)
{
struct es9356_sdw_priv *es9356 = dev_get_drvdata(&slave->dev);
unsigned int sdca_cascade, scp_sdca_stat1 = 0;
int count = 0, retry = 3;
int ret, stat, reg;
mutex_lock(&es9356->disable_irq_lock);
ret = sdw_read_no_pm(es9356->slave, SDW_SCP_SDCA_INT1);
if (ret < 0)
goto io_error;
es9356->sdca_status = ret;
do {
reg = sdw_read_no_pm(es9356->slave, SDW_SCP_SDCA_INT1);
if (reg < 0)
goto io_error;
if (reg & SDW_SCP_SDCA_INTMASK_SDCA_1) {
ret = sdw_update_no_pm(es9356->slave, SDW_SCP_SDCA_INT1,
SDW_SCP_SDCA_INT_SDCA_1, SDW_SCP_SDCA_INT_SDCA_1);
if (ret < 0)
goto io_error;
}
if (reg & SDW_SCP_SDCA_INTMASK_SDCA_5) {
ret = sdw_update_no_pm(es9356->slave, SDW_SCP_SDCA_INT1,
SDW_SCP_SDCA_INT_SDCA_5, SDW_SCP_SDCA_INT_SDCA_5);
if (ret < 0)
goto io_error;
}
if (reg & SDW_SCP_SDCA_INTMASK_SDCA_7) {
ret = sdw_update_no_pm(es9356->slave, SDW_SCP_SDCA_INT1,
SDW_SCP_SDCA_INT_SDCA_7, SDW_SCP_SDCA_INT_SDCA_7);
if (ret < 0)
goto io_error;
}
ret = sdw_read_no_pm(es9356->slave, SDW_DP0_INT);
if (ret < 0)
goto io_error;
sdca_cascade = ret & SDW_DP0_SDCA_CASCADE;
ret = sdw_read_no_pm(es9356->slave, SDW_SCP_SDCA_INT1);
if (ret < 0)
goto io_error;
scp_sdca_stat1 = ret &
(SDW_SCP_SDCA_INTMASK_SDCA_1 | SDW_SCP_SDCA_INTMASK_SDCA_5 | SDW_SCP_SDCA_INTMASK_SDCA_7);
stat = scp_sdca_stat1 || sdca_cascade;
count++;
} while (stat != 0 && count < retry);
if (status->sdca_cascade && !es9356->disable_irq)
mod_delayed_work(system_power_efficient_wq,
&es9356->interrupt_handle_work, msecs_to_jiffies(280));
mutex_unlock(&es9356->disable_irq_lock);
return 0;
io_error:
mutex_unlock(&es9356->disable_irq_lock);
pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
return ret;
}
static const struct sdw_slave_ops es9356_sdw_slave_ops = {
.read_prop = es9356_sdw_read_prop,
.interrupt_callback = es9356_sdw_interrupt_callback,
.update_status = es9356_sdw_update_status,
};
static int es9356_sdca_init(struct device *dev, struct regmap *regmap, struct sdw_slave *slave)
{
struct es9356_sdw_priv *es9356;
int ret;
es9356 = devm_kzalloc(dev, sizeof(*es9356), GFP_KERNEL);
if (!es9356)
return -ENOMEM;
dev_set_drvdata(dev, es9356);
es9356->slave = slave;
es9356->regmap = regmap;
mutex_init(&es9356->disable_irq_lock);
mutex_init(&es9356->pde_lock);
regcache_cache_only(es9356->regmap, true);
es9356->hw_init = false;
es9356->first_hw_init = false;
INIT_DELAYED_WORK(&es9356->interrupt_handle_work,
es9356_interrupt_handler);
INIT_DELAYED_WORK(&es9356->button_detect_work,
es9356_button_detect_handler);
ret = devm_snd_soc_register_component(dev,
&snd_soc_es9356_sdw_component,
es9356_sdw_dai,
ARRAY_SIZE(es9356_sdw_dai));
if (ret) {
dev_err_probe(dev, ret, "Failed to register component\n");
return ret;
}
pm_runtime_set_autosuspend_delay(dev, 3000);
pm_runtime_use_autosuspend(dev);
pm_runtime_mark_last_busy(dev);
pm_runtime_enable(dev);
return 0;
}
static int es9356_sdw_probe(struct sdw_slave *slave,
const struct sdw_device_id *id)
{
struct regmap *regmap;
regmap = devm_regmap_init_sdw_mbq_cfg(&slave->dev, slave, &es9356_sdca_regmap, &es9356_mbq_config);
if (IS_ERR(regmap))
return PTR_ERR(regmap);
return es9356_sdca_init(&slave->dev, regmap, slave);
}
static void es9356_sdw_remove(struct sdw_slave *slave)
{
struct es9356_sdw_priv *es9356 = dev_get_drvdata(&slave->dev);
if (es9356->hw_init) {
cancel_delayed_work_sync(&es9356->interrupt_handle_work);
cancel_delayed_work_sync(&es9356->button_detect_work);
}
if (es9356->first_hw_init)
pm_runtime_disable(&slave->dev);
mutex_destroy(&es9356->disable_irq_lock);
mutex_destroy(&es9356->pde_lock);
}
static const struct sdw_device_id es9356_sdw_id[] = {
SDW_SLAVE_ENTRY_EXT(0x04b3, 0x9356, 0x02, 0, 0),
SDW_SLAVE_ENTRY_EXT(0x04b3, 0x9356, 0x03, 0, 0),
{},
};
MODULE_DEVICE_TABLE(sdw, es9356_sdw_id);
static int es9356_sdca_dev_suspend(struct device *dev)
{
struct es9356_sdw_priv *es9356 = dev_get_drvdata(dev);
cancel_delayed_work_sync(&es9356->interrupt_handle_work);
cancel_delayed_work_sync(&es9356->button_detect_work);
regcache_cache_only(es9356->regmap, true);
return 0;
}
static int es9356_sdca_dev_system_suspend(struct device *dev)
{
struct es9356_sdw_priv *es9356 = dev_get_drvdata(dev);
mutex_lock(&es9356->disable_irq_lock);
es9356->disable_irq = true;
mutex_unlock(&es9356->disable_irq_lock);
return es9356_sdca_dev_suspend(dev);
}
#define es9356_PROBE_TIMEOUT 2000
static int es9356_sdca_dev_resume(struct device *dev)
{
struct sdw_slave *slave = dev_to_sdw_dev(dev);
struct es9356_sdw_priv *es9356 = dev_get_drvdata(dev);
int ret;
if (!slave->unattach_request)
es9356->disable_irq = false;
ret = sdw_slave_wait_for_init(slave, es9356_PROBE_TIMEOUT);
if (ret) {
sdw_show_ping_status(slave->bus, true);
return ret;
}
regcache_cache_only(es9356->regmap, false);
regcache_sync(es9356->regmap);
return 0;
}
static const struct dev_pm_ops es9356_sdca_pm = {
SYSTEM_SLEEP_PM_OPS(es9356_sdca_dev_system_suspend, es9356_sdca_dev_resume)
RUNTIME_PM_OPS(es9356_sdca_dev_suspend, es9356_sdca_dev_resume, NULL)
};
static struct sdw_driver es9356_sdw_driver = {
.driver = {
.name = "es9356",
.pm = pm_ptr(&es9356_sdca_pm),
},
.probe = es9356_sdw_probe,
.remove = es9356_sdw_remove,
.ops = &es9356_sdw_slave_ops,
.id_table = es9356_sdw_id,
};
module_sdw_driver(es9356_sdw_driver);
MODULE_IMPORT_NS("SND_SOC_SDCA");
MODULE_DESCRIPTION("ASoC ES9356 SDCA SDW codec driver");
MODULE_AUTHOR("Michael Zhang <zhangyi@everest-semi.com>");
MODULE_LICENSE("GPL");
