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- // SPDX-License-Identifier: GPL-2.0-only
- /*
- * rt298.c -- RT298 ALSA SoC audio codec driver
- *
- * Copyright 2015 Realtek Semiconductor Corp.
- * Author: Bard Liao <[email protected]>
- */
- #include <linux/module.h>
- #include <linux/moduleparam.h>
- #include <linux/init.h>
- #include <linux/delay.h>
- #include <linux/pm.h>
- #include <linux/i2c.h>
- #include <linux/platform_device.h>
- #include <linux/spi/spi.h>
- #include <linux/dmi.h>
- #include <linux/acpi.h>
- #include <sound/core.h>
- #include <sound/pcm.h>
- #include <sound/pcm_params.h>
- #include <sound/soc.h>
- #include <sound/soc-dapm.h>
- #include <sound/initval.h>
- #include <sound/tlv.h>
- #include <sound/jack.h>
- #include <linux/workqueue.h>
- #include <sound/rt298.h>
- #include "rl6347a.h"
- #include "rt298.h"
- #define RT298_VENDOR_ID 0x10ec0298
- struct rt298_priv {
- struct reg_default *index_cache;
- int index_cache_size;
- struct regmap *regmap;
- struct snd_soc_component *component;
- struct rt298_platform_data pdata;
- struct i2c_client *i2c;
- struct snd_soc_jack *jack;
- struct delayed_work jack_detect_work;
- int sys_clk;
- int clk_id;
- int is_hp_in;
- };
- static const struct reg_default rt298_index_def[] = {
- { 0x01, 0xa5a8 },
- { 0x02, 0x8e95 },
- { 0x03, 0x0002 },
- { 0x04, 0xaf67 },
- { 0x08, 0x200f },
- { 0x09, 0xd010 },
- { 0x0a, 0x0100 },
- { 0x0b, 0x0000 },
- { 0x0d, 0x2800 },
- { 0x0f, 0x0022 },
- { 0x19, 0x0217 },
- { 0x20, 0x0020 },
- { 0x33, 0x0208 },
- { 0x46, 0x0300 },
- { 0x49, 0x4004 },
- { 0x4f, 0x50c9 },
- { 0x50, 0x3000 },
- { 0x63, 0x1b02 },
- { 0x67, 0x1111 },
- { 0x68, 0x1016 },
- { 0x69, 0x273f },
- };
- #define INDEX_CACHE_SIZE ARRAY_SIZE(rt298_index_def)
- static const struct reg_default rt298_reg[] = {
- { 0x00170500, 0x00000400 },
- { 0x00220000, 0x00000031 },
- { 0x00239000, 0x0000007f },
- { 0x0023a000, 0x0000007f },
- { 0x00270500, 0x00000400 },
- { 0x00370500, 0x00000400 },
- { 0x00870500, 0x00000400 },
- { 0x00920000, 0x00000031 },
- { 0x00935000, 0x000000c3 },
- { 0x00936000, 0x000000c3 },
- { 0x00970500, 0x00000400 },
- { 0x00b37000, 0x00000097 },
- { 0x00b37200, 0x00000097 },
- { 0x00b37300, 0x00000097 },
- { 0x00c37000, 0x00000000 },
- { 0x00c37100, 0x00000080 },
- { 0x01270500, 0x00000400 },
- { 0x01370500, 0x00000400 },
- { 0x01371f00, 0x411111f0 },
- { 0x01439000, 0x00000080 },
- { 0x0143a000, 0x00000080 },
- { 0x01470700, 0x00000000 },
- { 0x01470500, 0x00000400 },
- { 0x01470c00, 0x00000000 },
- { 0x01470100, 0x00000000 },
- { 0x01837000, 0x00000000 },
- { 0x01870500, 0x00000400 },
- { 0x02050000, 0x00000000 },
- { 0x02139000, 0x00000080 },
- { 0x0213a000, 0x00000080 },
- { 0x02170100, 0x00000000 },
- { 0x02170500, 0x00000400 },
- { 0x02170700, 0x00000000 },
- { 0x02270100, 0x00000000 },
- { 0x02370100, 0x00000000 },
- { 0x01870700, 0x00000020 },
- { 0x00830000, 0x000000c3 },
- { 0x00930000, 0x000000c3 },
- { 0x01270700, 0x00000000 },
- };
- static bool rt298_volatile_register(struct device *dev, unsigned int reg)
- {
- switch (reg) {
- case 0 ... 0xff:
- case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
- case RT298_GET_HP_SENSE:
- case RT298_GET_MIC1_SENSE:
- case RT298_PROC_COEF:
- case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0):
- case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0):
- case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0):
- return true;
- default:
- return false;
- }
- }
- static bool rt298_readable_register(struct device *dev, unsigned int reg)
- {
- switch (reg) {
- case 0 ... 0xff:
- case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
- case RT298_GET_HP_SENSE:
- case RT298_GET_MIC1_SENSE:
- case RT298_SET_AUDIO_POWER:
- case RT298_SET_HPO_POWER:
- case RT298_SET_SPK_POWER:
- case RT298_SET_DMIC1_POWER:
- case RT298_SPK_MUX:
- case RT298_HPO_MUX:
- case RT298_ADC0_MUX:
- case RT298_ADC1_MUX:
- case RT298_SET_MIC1:
- case RT298_SET_PIN_HPO:
- case RT298_SET_PIN_SPK:
- case RT298_SET_PIN_DMIC1:
- case RT298_SPK_EAPD:
- case RT298_SET_AMP_GAIN_HPO:
- case RT298_SET_DMIC2_DEFAULT:
- case RT298_DACL_GAIN:
- case RT298_DACR_GAIN:
- case RT298_ADCL_GAIN:
- case RT298_ADCR_GAIN:
- case RT298_MIC_GAIN:
- case RT298_SPOL_GAIN:
- case RT298_SPOR_GAIN:
- case RT298_HPOL_GAIN:
- case RT298_HPOR_GAIN:
- case RT298_F_DAC_SWITCH:
- case RT298_F_RECMIX_SWITCH:
- case RT298_REC_MIC_SWITCH:
- case RT298_REC_I2S_SWITCH:
- case RT298_REC_LINE_SWITCH:
- case RT298_REC_BEEP_SWITCH:
- case RT298_DAC_FORMAT:
- case RT298_ADC_FORMAT:
- case RT298_COEF_INDEX:
- case RT298_PROC_COEF:
- case RT298_SET_AMP_GAIN_ADC_IN1:
- case RT298_SET_AMP_GAIN_ADC_IN2:
- case RT298_SET_POWER(RT298_DAC_OUT1):
- case RT298_SET_POWER(RT298_DAC_OUT2):
- case RT298_SET_POWER(RT298_ADC_IN1):
- case RT298_SET_POWER(RT298_ADC_IN2):
- case RT298_SET_POWER(RT298_DMIC2):
- case RT298_SET_POWER(RT298_MIC1):
- case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0):
- case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0):
- case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0):
- return true;
- default:
- return false;
- }
- }
- #ifdef CONFIG_PM
- static void rt298_index_sync(struct snd_soc_component *component)
- {
- struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
- int i;
- for (i = 0; i < INDEX_CACHE_SIZE; i++) {
- snd_soc_component_write(component, rt298->index_cache[i].reg,
- rt298->index_cache[i].def);
- }
- }
- #endif
- static int rt298_support_power_controls[] = {
- RT298_DAC_OUT1,
- RT298_DAC_OUT2,
- RT298_ADC_IN1,
- RT298_ADC_IN2,
- RT298_MIC1,
- RT298_DMIC1,
- RT298_DMIC2,
- RT298_SPK_OUT,
- RT298_HP_OUT,
- };
- #define RT298_POWER_REG_LEN ARRAY_SIZE(rt298_support_power_controls)
- static int rt298_jack_detect(struct rt298_priv *rt298, bool *hp, bool *mic)
- {
- struct snd_soc_dapm_context *dapm;
- unsigned int val, buf;
- *hp = false;
- *mic = false;
- if (!rt298->component)
- return -EINVAL;
- dapm = snd_soc_component_get_dapm(rt298->component);
- if (rt298->pdata.cbj_en) {
- regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf);
- *hp = buf & 0x80000000;
- if (*hp == rt298->is_hp_in)
- return -1;
- rt298->is_hp_in = *hp;
- if (*hp) {
- /* power on HV,VERF */
- regmap_update_bits(rt298->regmap,
- RT298_DC_GAIN, 0x200, 0x200);
- snd_soc_dapm_force_enable_pin(dapm, "HV");
- snd_soc_dapm_force_enable_pin(dapm, "VREF");
- /* power LDO1 */
- snd_soc_dapm_force_enable_pin(dapm, "LDO1");
- snd_soc_dapm_sync(dapm);
- regmap_update_bits(rt298->regmap,
- RT298_POWER_CTRL1, 0x1001, 0);
- regmap_update_bits(rt298->regmap,
- RT298_POWER_CTRL2, 0x4, 0x4);
- regmap_write(rt298->regmap, RT298_SET_MIC1, 0x24);
- msleep(50);
- regmap_update_bits(rt298->regmap,
- RT298_CBJ_CTRL1, 0xfcc0, 0xd400);
- msleep(300);
- regmap_read(rt298->regmap, RT298_CBJ_CTRL2, &val);
- if (0x0070 == (val & 0x0070)) {
- *mic = true;
- } else {
- regmap_update_bits(rt298->regmap,
- RT298_CBJ_CTRL1, 0xfcc0, 0xe400);
- msleep(300);
- regmap_read(rt298->regmap,
- RT298_CBJ_CTRL2, &val);
- if (0x0070 == (val & 0x0070)) {
- *mic = true;
- } else {
- *mic = false;
- regmap_update_bits(rt298->regmap,
- RT298_CBJ_CTRL1,
- 0xfcc0, 0xc400);
- }
- }
- regmap_update_bits(rt298->regmap,
- RT298_DC_GAIN, 0x200, 0x0);
- } else {
- *mic = false;
- regmap_write(rt298->regmap, RT298_SET_MIC1, 0x20);
- regmap_update_bits(rt298->regmap,
- RT298_CBJ_CTRL1, 0x0400, 0x0000);
- }
- } else {
- regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf);
- *hp = buf & 0x80000000;
- regmap_read(rt298->regmap, RT298_GET_MIC1_SENSE, &buf);
- *mic = buf & 0x80000000;
- }
- if (!*mic) {
- snd_soc_dapm_disable_pin(dapm, "HV");
- snd_soc_dapm_disable_pin(dapm, "VREF");
- }
- if (!*hp)
- snd_soc_dapm_disable_pin(dapm, "LDO1");
- snd_soc_dapm_sync(dapm);
- pr_debug("*hp = %d *mic = %d\n", *hp, *mic);
- return 0;
- }
- static void rt298_jack_detect_work(struct work_struct *work)
- {
- struct rt298_priv *rt298 =
- container_of(work, struct rt298_priv, jack_detect_work.work);
- int status = 0;
- bool hp = false;
- bool mic = false;
- if (rt298_jack_detect(rt298, &hp, &mic) < 0)
- return;
- if (hp)
- status |= SND_JACK_HEADPHONE;
- if (mic)
- status |= SND_JACK_MICROPHONE;
- snd_soc_jack_report(rt298->jack, status,
- SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
- }
- static int rt298_mic_detect(struct snd_soc_component *component,
- struct snd_soc_jack *jack, void *data)
- {
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
- struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
- rt298->jack = jack;
- if (jack) {
- /* Enable IRQ */
- if (rt298->jack->status & SND_JACK_HEADPHONE)
- snd_soc_dapm_force_enable_pin(dapm, "LDO1");
- if (rt298->jack->status & SND_JACK_MICROPHONE) {
- snd_soc_dapm_force_enable_pin(dapm, "HV");
- snd_soc_dapm_force_enable_pin(dapm, "VREF");
- }
- regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x2);
- /* Send an initial empty report */
- snd_soc_jack_report(rt298->jack, rt298->jack->status,
- SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
- } else {
- /* Disable IRQ */
- regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x0);
- snd_soc_dapm_disable_pin(dapm, "HV");
- snd_soc_dapm_disable_pin(dapm, "VREF");
- snd_soc_dapm_disable_pin(dapm, "LDO1");
- }
- snd_soc_dapm_sync(dapm);
- return 0;
- }
- static int is_mclk_mode(struct snd_soc_dapm_widget *source,
- struct snd_soc_dapm_widget *sink)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
- struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
- if (rt298->clk_id == RT298_SCLK_S_MCLK)
- return 1;
- else
- return 0;
- }
- static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0);
- static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
- static const struct snd_kcontrol_new rt298_snd_controls[] = {
- SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT298_DACL_GAIN,
- RT298_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv),
- SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT298_ADCL_GAIN,
- RT298_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv),
- SOC_SINGLE_TLV("AMIC Volume", RT298_MIC_GAIN,
- 0, 0x3, 0, mic_vol_tlv),
- SOC_DOUBLE_R("Speaker Playback Switch", RT298_SPOL_GAIN,
- RT298_SPOR_GAIN, RT298_MUTE_SFT, 1, 1),
- };
- /* Digital Mixer */
- static const struct snd_kcontrol_new rt298_front_mix[] = {
- SOC_DAPM_SINGLE("DAC Switch", RT298_F_DAC_SWITCH,
- RT298_MUTE_SFT, 1, 1),
- SOC_DAPM_SINGLE("RECMIX Switch", RT298_F_RECMIX_SWITCH,
- RT298_MUTE_SFT, 1, 1),
- };
- /* Analog Input Mixer */
- static const struct snd_kcontrol_new rt298_rec_mix[] = {
- SOC_DAPM_SINGLE("Mic1 Switch", RT298_REC_MIC_SWITCH,
- RT298_MUTE_SFT, 1, 1),
- SOC_DAPM_SINGLE("I2S Switch", RT298_REC_I2S_SWITCH,
- RT298_MUTE_SFT, 1, 1),
- SOC_DAPM_SINGLE("Line1 Switch", RT298_REC_LINE_SWITCH,
- RT298_MUTE_SFT, 1, 1),
- SOC_DAPM_SINGLE("Beep Switch", RT298_REC_BEEP_SWITCH,
- RT298_MUTE_SFT, 1, 1),
- };
- static const struct snd_kcontrol_new spo_enable_control =
- SOC_DAPM_SINGLE("Switch", RT298_SET_PIN_SPK,
- RT298_SET_PIN_SFT, 1, 0);
- static const struct snd_kcontrol_new hpol_enable_control =
- SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOL_GAIN,
- RT298_MUTE_SFT, 1, 1);
- static const struct snd_kcontrol_new hpor_enable_control =
- SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOR_GAIN,
- RT298_MUTE_SFT, 1, 1);
- /* ADC0 source */
- static const char * const rt298_adc_src[] = {
- "Mic", "RECMIX", "Dmic"
- };
- static const int rt298_adc_values[] = {
- 0, 4, 5,
- };
- static SOC_VALUE_ENUM_SINGLE_DECL(
- rt298_adc0_enum, RT298_ADC0_MUX, RT298_ADC_SEL_SFT,
- RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values);
- static const struct snd_kcontrol_new rt298_adc0_mux =
- SOC_DAPM_ENUM("ADC 0 source", rt298_adc0_enum);
- static SOC_VALUE_ENUM_SINGLE_DECL(
- rt298_adc1_enum, RT298_ADC1_MUX, RT298_ADC_SEL_SFT,
- RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values);
- static const struct snd_kcontrol_new rt298_adc1_mux =
- SOC_DAPM_ENUM("ADC 1 source", rt298_adc1_enum);
- static const char * const rt298_dac_src[] = {
- "Front", "Surround"
- };
- /* HP-OUT source */
- static SOC_ENUM_SINGLE_DECL(rt298_hpo_enum, RT298_HPO_MUX,
- 0, rt298_dac_src);
- static const struct snd_kcontrol_new rt298_hpo_mux =
- SOC_DAPM_ENUM("HPO source", rt298_hpo_enum);
- /* SPK-OUT source */
- static SOC_ENUM_SINGLE_DECL(rt298_spo_enum, RT298_SPK_MUX,
- 0, rt298_dac_src);
- static const struct snd_kcontrol_new rt298_spo_mux =
- SOC_DAPM_ENUM("SPO source", rt298_spo_enum);
- static int rt298_spk_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- snd_soc_component_write(component,
- RT298_SPK_EAPD, RT298_SET_EAPD_HIGH);
- break;
- case SND_SOC_DAPM_PRE_PMD:
- snd_soc_component_write(component,
- RT298_SPK_EAPD, RT298_SET_EAPD_LOW);
- break;
- default:
- return 0;
- }
- return 0;
- }
- static int rt298_set_dmic1_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0x20);
- break;
- case SND_SOC_DAPM_PRE_PMD:
- snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0);
- break;
- default:
- return 0;
- }
- return 0;
- }
- static int rt298_adc_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- unsigned int nid;
- nid = (w->reg >> 20) & 0xff;
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- snd_soc_component_update_bits(component,
- VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0),
- 0x7080, 0x7000);
- /* If MCLK doesn't exist, reset AD filter */
- if (!(snd_soc_component_read(component, RT298_VAD_CTRL) & 0x200)) {
- pr_info("NO MCLK\n");
- switch (nid) {
- case RT298_ADC_IN1:
- snd_soc_component_update_bits(component,
- RT298_D_FILTER_CTRL, 0x2, 0x2);
- mdelay(10);
- snd_soc_component_update_bits(component,
- RT298_D_FILTER_CTRL, 0x2, 0x0);
- break;
- case RT298_ADC_IN2:
- snd_soc_component_update_bits(component,
- RT298_D_FILTER_CTRL, 0x4, 0x4);
- mdelay(10);
- snd_soc_component_update_bits(component,
- RT298_D_FILTER_CTRL, 0x4, 0x0);
- break;
- }
- }
- break;
- case SND_SOC_DAPM_PRE_PMD:
- snd_soc_component_update_bits(component,
- VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0),
- 0x7080, 0x7080);
- break;
- default:
- return 0;
- }
- return 0;
- }
- static int rt298_mic1_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- switch (event) {
- case SND_SOC_DAPM_PRE_PMU:
- snd_soc_component_update_bits(component,
- RT298_A_BIAS_CTRL3, 0xc000, 0x8000);
- snd_soc_component_update_bits(component,
- RT298_A_BIAS_CTRL2, 0xc000, 0x8000);
- break;
- case SND_SOC_DAPM_POST_PMD:
- snd_soc_component_update_bits(component,
- RT298_A_BIAS_CTRL3, 0xc000, 0x0000);
- snd_soc_component_update_bits(component,
- RT298_A_BIAS_CTRL2, 0xc000, 0x0000);
- break;
- default:
- return 0;
- }
- return 0;
- }
- static const struct snd_soc_dapm_widget rt298_dapm_widgets[] = {
- SND_SOC_DAPM_SUPPLY_S("HV", 1, RT298_POWER_CTRL1,
- 12, 1, NULL, 0),
- SND_SOC_DAPM_SUPPLY("VREF", RT298_POWER_CTRL1,
- 0, 1, NULL, 0),
- SND_SOC_DAPM_SUPPLY_S("BG_MBIAS", 1, RT298_POWER_CTRL2,
- 1, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT298_POWER_CTRL2,
- 2, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY_S("LDO2", 1, RT298_POWER_CTRL2,
- 3, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY_S("VREF1", 1, RT298_POWER_CTRL2,
- 4, 1, NULL, 0),
- SND_SOC_DAPM_SUPPLY_S("LV", 2, RT298_POWER_CTRL1,
- 13, 1, NULL, 0),
- SND_SOC_DAPM_SUPPLY("MCLK MODE", RT298_PLL_CTRL1,
- 5, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM,
- 0, 0, rt298_mic1_event, SND_SOC_DAPM_PRE_PMU |
- SND_SOC_DAPM_POST_PMD),
- /* Input Lines */
- SND_SOC_DAPM_INPUT("DMIC1 Pin"),
- SND_SOC_DAPM_INPUT("DMIC2 Pin"),
- SND_SOC_DAPM_INPUT("MIC1"),
- SND_SOC_DAPM_INPUT("LINE1"),
- SND_SOC_DAPM_INPUT("Beep"),
- /* DMIC */
- SND_SOC_DAPM_PGA_E("DMIC1", RT298_SET_POWER(RT298_DMIC1), 0, 1,
- NULL, 0, rt298_set_dmic1_event,
- SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
- SND_SOC_DAPM_PGA("DMIC2", RT298_SET_POWER(RT298_DMIC2), 0, 1,
- NULL, 0),
- SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM,
- 0, 0, NULL, 0),
- /* REC Mixer */
- SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0,
- rt298_rec_mix, ARRAY_SIZE(rt298_rec_mix)),
- /* ADCs */
- SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0),
- /* ADC Mux */
- SND_SOC_DAPM_MUX_E("ADC 0 Mux", RT298_SET_POWER(RT298_ADC_IN1), 0, 1,
- &rt298_adc0_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD |
- SND_SOC_DAPM_POST_PMU),
- SND_SOC_DAPM_MUX_E("ADC 1 Mux", RT298_SET_POWER(RT298_ADC_IN2), 0, 1,
- &rt298_adc1_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD |
- SND_SOC_DAPM_POST_PMU),
- /* Audio Interface */
- SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
- /* Output Side */
- /* DACs */
- SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0),
- /* Output Mux */
- SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt298_spo_mux),
- SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt298_hpo_mux),
- SND_SOC_DAPM_SUPPLY("HP Power", RT298_SET_PIN_HPO,
- RT298_SET_PIN_SFT, 0, NULL, 0),
- /* Output Mixer */
- SND_SOC_DAPM_MIXER("Front", RT298_SET_POWER(RT298_DAC_OUT1), 0, 1,
- rt298_front_mix, ARRAY_SIZE(rt298_front_mix)),
- SND_SOC_DAPM_PGA("Surround", RT298_SET_POWER(RT298_DAC_OUT2), 0, 1,
- NULL, 0),
- /* Output Pga */
- SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0,
- &spo_enable_control, rt298_spk_event,
- SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
- SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0,
- &hpol_enable_control),
- SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0,
- &hpor_enable_control),
- /* Output Lines */
- SND_SOC_DAPM_OUTPUT("SPOL"),
- SND_SOC_DAPM_OUTPUT("SPOR"),
- SND_SOC_DAPM_OUTPUT("HPO Pin"),
- SND_SOC_DAPM_OUTPUT("SPDIF"),
- };
- static const struct snd_soc_dapm_route rt298_dapm_routes[] = {
- {"ADC 0", NULL, "MCLK MODE", is_mclk_mode},
- {"ADC 1", NULL, "MCLK MODE", is_mclk_mode},
- {"Front", NULL, "MCLK MODE", is_mclk_mode},
- {"Surround", NULL, "MCLK MODE", is_mclk_mode},
- {"HP Power", NULL, "LDO1"},
- {"HP Power", NULL, "LDO2"},
- {"HP Power", NULL, "LV"},
- {"HP Power", NULL, "VREF1"},
- {"HP Power", NULL, "BG_MBIAS"},
- {"MIC1", NULL, "LDO1"},
- {"MIC1", NULL, "LDO2"},
- {"MIC1", NULL, "HV"},
- {"MIC1", NULL, "LV"},
- {"MIC1", NULL, "VREF"},
- {"MIC1", NULL, "VREF1"},
- {"MIC1", NULL, "BG_MBIAS"},
- {"MIC1", NULL, "MIC1 Input Buffer"},
- {"SPO", NULL, "LDO1"},
- {"SPO", NULL, "LDO2"},
- {"SPO", NULL, "HV"},
- {"SPO", NULL, "LV"},
- {"SPO", NULL, "VREF"},
- {"SPO", NULL, "VREF1"},
- {"SPO", NULL, "BG_MBIAS"},
- {"DMIC1", NULL, "DMIC1 Pin"},
- {"DMIC2", NULL, "DMIC2 Pin"},
- {"DMIC1", NULL, "DMIC Receiver"},
- {"DMIC2", NULL, "DMIC Receiver"},
- {"RECMIX", "Beep Switch", "Beep"},
- {"RECMIX", "Line1 Switch", "LINE1"},
- {"RECMIX", "Mic1 Switch", "MIC1"},
- {"ADC 0 Mux", "Dmic", "DMIC1"},
- {"ADC 0 Mux", "RECMIX", "RECMIX"},
- {"ADC 0 Mux", "Mic", "MIC1"},
- {"ADC 1 Mux", "Dmic", "DMIC2"},
- {"ADC 1 Mux", "RECMIX", "RECMIX"},
- {"ADC 1 Mux", "Mic", "MIC1"},
- {"ADC 0", NULL, "ADC 0 Mux"},
- {"ADC 1", NULL, "ADC 1 Mux"},
- {"AIF1TX", NULL, "ADC 0"},
- {"AIF2TX", NULL, "ADC 1"},
- {"DAC 0", NULL, "AIF1RX"},
- {"DAC 1", NULL, "AIF2RX"},
- {"Front", "DAC Switch", "DAC 0"},
- {"Front", "RECMIX Switch", "RECMIX"},
- {"Surround", NULL, "DAC 1"},
- {"SPK Mux", "Front", "Front"},
- {"SPK Mux", "Surround", "Surround"},
- {"HPO Mux", "Front", "Front"},
- {"HPO Mux", "Surround", "Surround"},
- {"SPO", "Switch", "SPK Mux"},
- {"HPO L", "Switch", "HPO Mux"},
- {"HPO R", "Switch", "HPO Mux"},
- {"HPO L", NULL, "HP Power"},
- {"HPO R", NULL, "HP Power"},
- {"SPOL", NULL, "SPO"},
- {"SPOR", NULL, "SPO"},
- {"HPO Pin", NULL, "HPO L"},
- {"HPO Pin", NULL, "HPO R"},
- };
- static int rt298_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 rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
- unsigned int val = 0;
- int d_len_code;
- switch (params_rate(params)) {
- /* bit 14 0:48K 1:44.1K */
- case 44100:
- case 48000:
- break;
- default:
- dev_err(component->dev, "Unsupported sample rate %d\n",
- params_rate(params));
- return -EINVAL;
- }
- switch (rt298->sys_clk) {
- case 12288000:
- case 24576000:
- if (params_rate(params) != 48000) {
- dev_err(component->dev, "Sys_clk is not matched (%d %d)\n",
- params_rate(params), rt298->sys_clk);
- return -EINVAL;
- }
- break;
- case 11289600:
- case 22579200:
- if (params_rate(params) != 44100) {
- dev_err(component->dev, "Sys_clk is not matched (%d %d)\n",
- params_rate(params), rt298->sys_clk);
- return -EINVAL;
- }
- break;
- }
- if (params_channels(params) <= 16) {
- /* bit 3:0 Number of Channel */
- val |= (params_channels(params) - 1);
- } else {
- dev_err(component->dev, "Unsupported channels %d\n",
- params_channels(params));
- return -EINVAL;
- }
- d_len_code = 0;
- switch (params_width(params)) {
- /* bit 6:4 Bits per Sample */
- case 16:
- d_len_code = 0;
- val |= (0x1 << 4);
- break;
- case 32:
- d_len_code = 2;
- val |= (0x4 << 4);
- break;
- case 20:
- d_len_code = 1;
- val |= (0x2 << 4);
- break;
- case 24:
- d_len_code = 2;
- val |= (0x3 << 4);
- break;
- case 8:
- d_len_code = 3;
- break;
- default:
- return -EINVAL;
- }
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL1, 0x0018, d_len_code << 3);
- dev_dbg(component->dev, "format val = 0x%x\n", val);
- snd_soc_component_update_bits(component, RT298_DAC_FORMAT, 0x407f, val);
- snd_soc_component_update_bits(component, RT298_ADC_FORMAT, 0x407f, val);
- return 0;
- }
- static int rt298_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
- {
- struct snd_soc_component *component = dai->component;
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL1, 0x800, 0x800);
- break;
- case SND_SOC_DAIFMT_CBS_CFS:
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL1, 0x800, 0x0);
- break;
- default:
- return -EINVAL;
- }
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_I2S:
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL1, 0x300, 0x0);
- break;
- case SND_SOC_DAIFMT_LEFT_J:
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL1, 0x300, 0x1 << 8);
- break;
- case SND_SOC_DAIFMT_DSP_A:
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL1, 0x300, 0x2 << 8);
- break;
- case SND_SOC_DAIFMT_DSP_B:
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL1, 0x300, 0x3 << 8);
- break;
- default:
- return -EINVAL;
- }
- /* bit 15 Stream Type 0:PCM 1:Non-PCM */
- snd_soc_component_update_bits(component, RT298_DAC_FORMAT, 0x8000, 0);
- snd_soc_component_update_bits(component, RT298_ADC_FORMAT, 0x8000, 0);
- return 0;
- }
- static int rt298_set_dai_sysclk(struct snd_soc_dai *dai,
- int clk_id, unsigned int freq, int dir)
- {
- struct snd_soc_component *component = dai->component;
- struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
- dev_dbg(component->dev, "%s freq=%d\n", __func__, freq);
- if (RT298_SCLK_S_MCLK == clk_id) {
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL2, 0x0100, 0x0);
- snd_soc_component_update_bits(component,
- RT298_PLL_CTRL1, 0x20, 0x20);
- } else {
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL2, 0x0100, 0x0100);
- snd_soc_component_update_bits(component,
- RT298_PLL_CTRL1, 0x20, 0x0);
- }
- switch (freq) {
- case 19200000:
- if (RT298_SCLK_S_MCLK == clk_id) {
- dev_err(component->dev, "Should not use MCLK\n");
- return -EINVAL;
- }
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL2, 0x40, 0x40);
- break;
- case 24000000:
- if (RT298_SCLK_S_MCLK == clk_id) {
- dev_err(component->dev, "Should not use MCLK\n");
- return -EINVAL;
- }
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL2, 0x40, 0x0);
- break;
- case 12288000:
- case 11289600:
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL2, 0x8, 0x0);
- snd_soc_component_update_bits(component,
- RT298_CLK_DIV, 0xfc1e, 0x0004);
- break;
- case 24576000:
- case 22579200:
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL2, 0x8, 0x8);
- snd_soc_component_update_bits(component,
- RT298_CLK_DIV, 0xfc1e, 0x5406);
- break;
- default:
- dev_err(component->dev, "Unsupported system clock\n");
- return -EINVAL;
- }
- rt298->sys_clk = freq;
- rt298->clk_id = clk_id;
- return 0;
- }
- static int rt298_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio)
- {
- struct snd_soc_component *component = dai->component;
- dev_dbg(component->dev, "%s ratio=%d\n", __func__, ratio);
- if (50 == ratio)
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL1, 0x1000, 0x1000);
- else
- snd_soc_component_update_bits(component,
- RT298_I2S_CTRL1, 0x1000, 0x0);
- return 0;
- }
- static int rt298_set_bias_level(struct snd_soc_component *component,
- enum snd_soc_bias_level level)
- {
- switch (level) {
- case SND_SOC_BIAS_PREPARE:
- if (SND_SOC_BIAS_STANDBY ==
- snd_soc_component_get_bias_level(component)) {
- snd_soc_component_write(component,
- RT298_SET_AUDIO_POWER, AC_PWRST_D0);
- snd_soc_component_update_bits(component, 0x0d, 0x200, 0x200);
- snd_soc_component_update_bits(component, 0x52, 0x80, 0x0);
- mdelay(20);
- snd_soc_component_update_bits(component, 0x0d, 0x200, 0x0);
- snd_soc_component_update_bits(component, 0x52, 0x80, 0x80);
- }
- break;
- case SND_SOC_BIAS_STANDBY:
- snd_soc_component_write(component,
- RT298_SET_AUDIO_POWER, AC_PWRST_D3);
- break;
- default:
- break;
- }
- return 0;
- }
- static irqreturn_t rt298_irq(int irq, void *data)
- {
- struct rt298_priv *rt298 = data;
- bool hp = false;
- bool mic = false;
- int ret, status = 0;
- ret = rt298_jack_detect(rt298, &hp, &mic);
- /* Clear IRQ */
- regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x1, 0x1);
- if (ret == 0) {
- if (hp)
- status |= SND_JACK_HEADPHONE;
- if (mic)
- status |= SND_JACK_MICROPHONE;
- snd_soc_jack_report(rt298->jack, status,
- SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
- pm_wakeup_event(&rt298->i2c->dev, 300);
- }
- return IRQ_HANDLED;
- }
- static int rt298_probe(struct snd_soc_component *component)
- {
- struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
- rt298->component = component;
- INIT_DELAYED_WORK(&rt298->jack_detect_work, rt298_jack_detect_work);
- if (rt298->i2c->irq)
- schedule_delayed_work(&rt298->jack_detect_work,
- msecs_to_jiffies(1250));
- return 0;
- }
- static void rt298_remove(struct snd_soc_component *component)
- {
- struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
- cancel_delayed_work_sync(&rt298->jack_detect_work);
- rt298->component = NULL;
- }
- #ifdef CONFIG_PM
- static int rt298_suspend(struct snd_soc_component *component)
- {
- struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
- rt298->is_hp_in = -1;
- regcache_cache_only(rt298->regmap, true);
- regcache_mark_dirty(rt298->regmap);
- return 0;
- }
- static int rt298_resume(struct snd_soc_component *component)
- {
- struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
- regcache_cache_only(rt298->regmap, false);
- rt298_index_sync(component);
- regcache_sync(rt298->regmap);
- return 0;
- }
- #else
- #define rt298_suspend NULL
- #define rt298_resume NULL
- #endif
- #define RT298_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
- #define RT298_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
- SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
- static const struct snd_soc_dai_ops rt298_aif_dai_ops = {
- .hw_params = rt298_hw_params,
- .set_fmt = rt298_set_dai_fmt,
- .set_sysclk = rt298_set_dai_sysclk,
- .set_bclk_ratio = rt298_set_bclk_ratio,
- };
- static struct snd_soc_dai_driver rt298_dai[] = {
- {
- .name = "rt298-aif1",
- .id = RT298_AIF1,
- .playback = {
- .stream_name = "AIF1 Playback",
- .channels_min = 1,
- .channels_max = 2,
- .rates = RT298_STEREO_RATES,
- .formats = RT298_FORMATS,
- },
- .capture = {
- .stream_name = "AIF1 Capture",
- .channels_min = 1,
- .channels_max = 2,
- .rates = RT298_STEREO_RATES,
- .formats = RT298_FORMATS,
- },
- .ops = &rt298_aif_dai_ops,
- .symmetric_rate = 1,
- },
- {
- .name = "rt298-aif2",
- .id = RT298_AIF2,
- .playback = {
- .stream_name = "AIF2 Playback",
- .channels_min = 1,
- .channels_max = 2,
- .rates = RT298_STEREO_RATES,
- .formats = RT298_FORMATS,
- },
- .capture = {
- .stream_name = "AIF2 Capture",
- .channels_min = 1,
- .channels_max = 2,
- .rates = RT298_STEREO_RATES,
- .formats = RT298_FORMATS,
- },
- .ops = &rt298_aif_dai_ops,
- .symmetric_rate = 1,
- },
- };
- static const struct snd_soc_component_driver soc_component_dev_rt298 = {
- .probe = rt298_probe,
- .remove = rt298_remove,
- .suspend = rt298_suspend,
- .resume = rt298_resume,
- .set_bias_level = rt298_set_bias_level,
- .set_jack = rt298_mic_detect,
- .controls = rt298_snd_controls,
- .num_controls = ARRAY_SIZE(rt298_snd_controls),
- .dapm_widgets = rt298_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(rt298_dapm_widgets),
- .dapm_routes = rt298_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(rt298_dapm_routes),
- .use_pmdown_time = 1,
- .endianness = 1,
- };
- static const struct regmap_config rt298_regmap = {
- .reg_bits = 32,
- .val_bits = 32,
- .max_register = 0x02370100,
- .volatile_reg = rt298_volatile_register,
- .readable_reg = rt298_readable_register,
- .reg_write = rl6347a_hw_write,
- .reg_read = rl6347a_hw_read,
- .cache_type = REGCACHE_RBTREE,
- .reg_defaults = rt298_reg,
- .num_reg_defaults = ARRAY_SIZE(rt298_reg),
- };
- static const struct i2c_device_id rt298_i2c_id[] = {
- {"rt298", 0},
- {}
- };
- MODULE_DEVICE_TABLE(i2c, rt298_i2c_id);
- #ifdef CONFIG_ACPI
- static const struct acpi_device_id rt298_acpi_match[] = {
- { "INT343A", 0 },
- {},
- };
- MODULE_DEVICE_TABLE(acpi, rt298_acpi_match);
- #endif
- static const struct dmi_system_id force_combo_jack_table[] = {
- {
- .ident = "Intel Broxton P",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Broxton P")
- }
- },
- {
- .ident = "Intel Gemini Lake",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Geminilake")
- }
- },
- {
- .ident = "Intel Kabylake R RVP",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Kabylake Client platform")
- }
- },
- { }
- };
- static int rt298_i2c_probe(struct i2c_client *i2c)
- {
- struct rt298_platform_data *pdata = dev_get_platdata(&i2c->dev);
- struct rt298_priv *rt298;
- struct device *dev = &i2c->dev;
- const struct acpi_device_id *acpiid;
- int i, ret;
- rt298 = devm_kzalloc(&i2c->dev, sizeof(*rt298),
- GFP_KERNEL);
- if (NULL == rt298)
- return -ENOMEM;
- rt298->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt298_regmap);
- if (IS_ERR(rt298->regmap)) {
- ret = PTR_ERR(rt298->regmap);
- dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
- ret);
- return ret;
- }
- regmap_read(rt298->regmap,
- RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &ret);
- if (ret != RT298_VENDOR_ID) {
- dev_err(&i2c->dev,
- "Device with ID register %#x is not rt298\n", ret);
- return -ENODEV;
- }
- rt298->index_cache = devm_kmemdup(&i2c->dev, rt298_index_def,
- sizeof(rt298_index_def), GFP_KERNEL);
- if (!rt298->index_cache)
- return -ENOMEM;
- rt298->index_cache_size = INDEX_CACHE_SIZE;
- rt298->i2c = i2c;
- i2c_set_clientdata(i2c, rt298);
- /* restore codec default */
- for (i = 0; i < INDEX_CACHE_SIZE; i++)
- regmap_write(rt298->regmap, rt298->index_cache[i].reg,
- rt298->index_cache[i].def);
- for (i = 0; i < ARRAY_SIZE(rt298_reg); i++)
- regmap_write(rt298->regmap, rt298_reg[i].reg,
- rt298_reg[i].def);
- if (pdata)
- rt298->pdata = *pdata;
- /* enable jack combo mode on supported devices */
- acpiid = acpi_match_device(dev->driver->acpi_match_table, dev);
- if (acpiid && acpiid->driver_data) {
- rt298->pdata = *(struct rt298_platform_data *)
- acpiid->driver_data;
- }
- if (dmi_check_system(force_combo_jack_table)) {
- rt298->pdata.cbj_en = true;
- rt298->pdata.gpio2_en = false;
- }
- /* VREF Charging */
- regmap_update_bits(rt298->regmap, 0x04, 0x80, 0x80);
- regmap_update_bits(rt298->regmap, 0x1b, 0x860, 0x860);
- /* Vref2 */
- regmap_update_bits(rt298->regmap, 0x08, 0x20, 0x20);
- regmap_write(rt298->regmap, RT298_SET_AUDIO_POWER, AC_PWRST_D3);
- for (i = 0; i < RT298_POWER_REG_LEN; i++)
- regmap_write(rt298->regmap,
- RT298_SET_POWER(rt298_support_power_controls[i]),
- AC_PWRST_D1);
- if (!rt298->pdata.cbj_en) {
- regmap_write(rt298->regmap, RT298_CBJ_CTRL2, 0x0000);
- regmap_write(rt298->regmap, RT298_MIC1_DET_CTRL, 0x0816);
- regmap_update_bits(rt298->regmap,
- RT298_CBJ_CTRL1, 0xf000, 0xb000);
- } else {
- regmap_update_bits(rt298->regmap,
- RT298_CBJ_CTRL1, 0xf000, 0x5000);
- }
- mdelay(10);
- if (!rt298->pdata.gpio2_en)
- regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0x40);
- else
- regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0);
- mdelay(10);
- regmap_write(rt298->regmap, RT298_MISC_CTRL1, 0x0000);
- regmap_update_bits(rt298->regmap,
- RT298_WIND_FILTER_CTRL, 0x0082, 0x0082);
- regmap_write(rt298->regmap, RT298_UNSOLICITED_INLINE_CMD, 0x81);
- regmap_write(rt298->regmap, RT298_UNSOLICITED_HP_OUT, 0x82);
- regmap_write(rt298->regmap, RT298_UNSOLICITED_MIC1, 0x84);
- regmap_update_bits(rt298->regmap, RT298_IRQ_FLAG_CTRL, 0x2, 0x2);
- rt298->is_hp_in = -1;
- if (rt298->i2c->irq) {
- ret = request_threaded_irq(rt298->i2c->irq, NULL, rt298_irq,
- IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt298", rt298);
- if (ret != 0) {
- dev_err(&i2c->dev,
- "Failed to reguest IRQ: %d\n", ret);
- return ret;
- }
- }
- ret = devm_snd_soc_register_component(&i2c->dev,
- &soc_component_dev_rt298,
- rt298_dai, ARRAY_SIZE(rt298_dai));
- return ret;
- }
- static void rt298_i2c_remove(struct i2c_client *i2c)
- {
- struct rt298_priv *rt298 = i2c_get_clientdata(i2c);
- if (i2c->irq)
- free_irq(i2c->irq, rt298);
- }
- static struct i2c_driver rt298_i2c_driver = {
- .driver = {
- .name = "rt298",
- .acpi_match_table = ACPI_PTR(rt298_acpi_match),
- },
- .probe_new = rt298_i2c_probe,
- .remove = rt298_i2c_remove,
- .id_table = rt298_i2c_id,
- };
- module_i2c_driver(rt298_i2c_driver);
- MODULE_DESCRIPTION("ASoC RT298 driver");
- MODULE_AUTHOR("Bard Liao <[email protected]>");
- MODULE_LICENSE("GPL");
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