1 // SPDX-License-Identifier: GPL-2.0-only
3  * rt5668.c  --  RT5668B ALSA SoC audio component driver
27 #include <sound/soc-dapm.h>
746 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -2250, 150, 0);
747 static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -65625, 375, 0);
748 static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -17625, 375, 0);
803  * rt5668_sel_asrc_clk_src - select ASRC clock source for a set of filters
827 		return -EINVAL;  in rt5668_sel_asrc_clk_src()
887  * rt5668_headset_detect - Detect headset.
891  * Detect whether is headset or not when jack inserted.
893  * Returns detect status.
922 			rt5668->jack_type = SND_JACK_HEADSET;  in rt5668_headset_detect()
926 			rt5668->jack_type = SND_JACK_HEADPHONE;  in rt5668_headset_detect()
936 		rt5668->jack_type = 0;  in rt5668_headset_detect()
939 	dev_dbg(component->dev, "jack_type = %d\n", rt5668->jack_type);  in rt5668_headset_detect()
940 	return rt5668->jack_type;  in rt5668_headset_detect()
948 			&rt5668->jack_detect_work, msecs_to_jiffies(250));  in rt5668_irq()
958 	if (snd_soc_component_read(rt5668->component, RT5668_AJD1_CTRL)  in rt5668_jd_check_handler()
961 		rt5668->jack_type = rt5668_headset_detect(rt5668->component, 0);  in rt5668_jd_check_handler()
963 		snd_soc_jack_report(rt5668->hs_jack, rt5668->jack_type,  in rt5668_jd_check_handler()
968 		schedule_delayed_work(&rt5668->jd_check_work, 500);  in rt5668_jd_check_handler()
977 	switch (rt5668->pdata.jd_src) {  in rt5668_set_jack_detect()
986 		regmap_update_bits(rt5668->regmap, RT5668_GPIO_CTRL_1,  in rt5668_set_jack_detect()
988 		regmap_update_bits(rt5668->regmap, RT5668_RC_CLK_CTRL,  in rt5668_set_jack_detect()
992 		regmap_update_bits(rt5668->regmap, RT5668_PWR_ANLG_2,  in rt5668_set_jack_detect()
995 		regmap_update_bits(rt5668->regmap, RT5668_IRQ_CTRL_2,  in rt5668_set_jack_detect()
999 			   &rt5668->jack_detect_work, msecs_to_jiffies(250));  in rt5668_set_jack_detect()
1003 		regmap_update_bits(rt5668->regmap, RT5668_IRQ_CTRL_2,  in rt5668_set_jack_detect()
1005 		regmap_update_bits(rt5668->regmap, RT5668_RC_CLK_CTRL,  in rt5668_set_jack_detect()
1010 		dev_warn(component->dev, "Wrong JD source\n");  in rt5668_set_jack_detect()
1014 	rt5668->hs_jack = hs_jack;  in rt5668_set_jack_detect()
1025 	while (!rt5668->component)  in rt5668_jack_detect_handler()
1028 	while (!rt5668->component->card->instantiated)  in rt5668_jack_detect_handler()
1031 	mutex_lock(&rt5668->calibrate_mutex);  in rt5668_jack_detect_handler()
1033 	val = snd_soc_component_read(rt5668->component, RT5668_AJD1_CTRL)  in rt5668_jack_detect_handler()
1037 		if (rt5668->jack_type == 0) {  in rt5668_jack_detect_handler()
1039 			rt5668->jack_type =  in rt5668_jack_detect_handler()
1040 				rt5668_headset_detect(rt5668->component, 1);  in rt5668_jack_detect_handler()
1043 			rt5668->jack_type = SND_JACK_HEADSET;  in rt5668_jack_detect_handler()
1044 			btn_type = rt5668_button_detect(rt5668->component);  in rt5668_jack_detect_handler()
1056 				rt5668->jack_type |= SND_JACK_BTN_0;  in rt5668_jack_detect_handler()
1061 				rt5668->jack_type |= SND_JACK_BTN_1;  in rt5668_jack_detect_handler()
1066 				rt5668->jack_type |= SND_JACK_BTN_2;  in rt5668_jack_detect_handler()
1071 				rt5668->jack_type |= SND_JACK_BTN_3;  in rt5668_jack_detect_handler()
1077 				dev_err(rt5668->component->dev,  in rt5668_jack_detect_handler()
1085 		rt5668->jack_type = rt5668_headset_detect(rt5668->component, 0);  in rt5668_jack_detect_handler()
1088 	snd_soc_jack_report(rt5668->hs_jack, rt5668->jack_type,  in rt5668_jack_detect_handler()
1093 	if (rt5668->jack_type & (SND_JACK_BTN_0 | SND_JACK_BTN_1 |  in rt5668_jack_detect_handler()
1095 		schedule_delayed_work(&rt5668->jd_check_work, 0);  in rt5668_jack_detect_handler()
1097 		cancel_delayed_work_sync(&rt5668->jd_check_work);  in rt5668_jack_detect_handler()
1099 	mutex_unlock(&rt5668->calibrate_mutex);  in rt5668_jack_detect_handler()
1133 	if (rt5668->sysclk < target) {  in rt5668_div_sel()
1135 			rt5668->sysclk);  in rt5668_div_sel()
1139 	for (i = 0; i < size - 1; i++) {  in rt5668_div_sel()
1141 		if (target * div[i] == rt5668->sysclk)  in rt5668_div_sel()
1143 		if (target * div[i + 1] > rt5668->sysclk) {  in rt5668_div_sel()
1145 				rt5668->sysclk);  in rt5668_div_sel()
1150 	if (target * div[i] < rt5668->sysclk)  in rt5668_div_sel()
1152 			rt5668->sysclk);  in rt5668_div_sel()
1154 	return size - 1;  in rt5668_div_sel()
1159  * set_dmic_clk - Set parameter of dmic.
1172 		snd_soc_dapm_to_component(w->dapm);  in set_dmic_clk()
1174 	int idx = -EINVAL;  in set_dmic_clk()
1189 		snd_soc_dapm_to_component(w->dapm);  in set_filter_clk()
1191 	int ref, val, reg, idx = -EINVAL;  in set_filter_clk()
1196 	if (w->shift == RT5668_PWR_ADC_S1F_BIT &&  in set_filter_clk()
1198 		ref = 256 * rt5668->lrck[RT5668_AIF2];  in set_filter_clk()
1200 		ref = 256 * rt5668->lrck[RT5668_AIF1];  in set_filter_clk()
1204 	if (w->shift == RT5668_PWR_ADC_S1F_BIT)  in set_filter_clk()
1220 		snd_soc_dapm_to_component(w->dapm);  in is_sys_clk_from_pll1()
1235 		snd_soc_dapm_to_component(w->dapm);  in is_using_asrc()
1237 	switch (w->shift) {  in is_using_asrc()
1311 /* MX-26 [13] [5] */
1331 /* MX-26 [11:10] [3:2] */
1351 /* MX-26 [12] [4] */
1370 /* MX-79 [6:4] I2S1 ADC data location */
1390 /* MX-2B [4], MX-2B [0]*/
1421 		snd_soc_dapm_to_component(w->dapm);  in rt5668_hp_event()
1470 		snd_soc_dapm_to_component(w->dapm);  in rt5655_set_verf()
1474 		switch (w->shift) {  in rt5655_set_verf()
1492 		switch (w->shift) {  in rt5655_set_verf()
1868 	struct snd_soc_component *component = dai->component;  in rt5668_set_tdm_slot()
1887 		return -EINVAL;  in rt5668_set_tdm_slot()
1907 		return -EINVAL;  in rt5668_set_tdm_slot()
1920 	struct snd_soc_component *component = dai->component;  in rt5668_hw_params()
1925 	rt5668->lrck[dai->id] = params_rate(params);  in rt5668_hw_params()
1926 	pre_div = rl6231_get_clk_info(rt5668->sysclk, rt5668->lrck[dai->id]);  in rt5668_hw_params()
1930 		dev_err(component->dev, "Unsupported frame size: %d\n",  in rt5668_hw_params()
1932 		return -EINVAL;  in rt5668_hw_params()
1935 	dev_dbg(dai->dev, "lrck is %dHz and pre_div is %d for iis %d\n",  in rt5668_hw_params()
1936 				rt5668->lrck[dai->id], pre_div, dai->id);  in rt5668_hw_params()
1958 		return -EINVAL;  in rt5668_hw_params()
1961 	switch (dai->id) {  in rt5668_hw_params()
1965 		if (rt5668->master[RT5668_AIF1]) {  in rt5668_hw_params()
1982 		if (rt5668->master[RT5668_AIF2]) {  in rt5668_hw_params()
1997 		dev_err(component->dev, "Invalid dai->id: %d\n", dai->id);  in rt5668_hw_params()
1998 		return -EINVAL;  in rt5668_hw_params()
2006 	struct snd_soc_component *component = dai->component;  in rt5668_set_dai_fmt()
2012 		rt5668->master[dai->id] = 1;  in rt5668_set_dai_fmt()
2015 		rt5668->master[dai->id] = 0;  in rt5668_set_dai_fmt()
2018 		return -EINVAL;  in rt5668_set_dai_fmt()
2029 		if (dai->id == RT5668_AIF1)  in rt5668_set_dai_fmt()
2032 			return -EINVAL;  in rt5668_set_dai_fmt()
2035 		if (dai->id == RT5668_AIF1)  in rt5668_set_dai_fmt()
2039 			return -EINVAL;  in rt5668_set_dai_fmt()
2042 		return -EINVAL;  in rt5668_set_dai_fmt()
2061 		return -EINVAL;  in rt5668_set_dai_fmt()
2064 	switch (dai->id) {  in rt5668_set_dai_fmt()
2072 			tdm_ctrl | rt5668->master[dai->id]);  in rt5668_set_dai_fmt()
2075 		if (rt5668->master[dai->id] == 0)  in rt5668_set_dai_fmt()
2082 		dev_err(component->dev, "Invalid dai->id: %d\n", dai->id);  in rt5668_set_dai_fmt()
2083 		return -EINVAL;  in rt5668_set_dai_fmt()
2094 	if (freq == rt5668->sysclk && clk_id == rt5668->sysclk_src)  in rt5668_set_component_sysclk()
2115 		dev_err(component->dev, "Invalid clock id (%d)\n", clk_id);  in rt5668_set_component_sysclk()
2116 		return -EINVAL;  in rt5668_set_component_sysclk()
2121 	if (rt5668->master[RT5668_AIF2]) {  in rt5668_set_component_sysclk()
2127 	rt5668->sysclk = freq;  in rt5668_set_component_sysclk()
2128 	rt5668->sysclk_src = clk_id;  in rt5668_set_component_sysclk()
2130 	dev_dbg(component->dev, "Sysclk is %dHz and clock id is %d\n",  in rt5668_set_component_sysclk()
2144 	if (source == rt5668->pll_src && freq_in == rt5668->pll_in &&  in rt5668_set_component_pll()
2145 	    freq_out == rt5668->pll_out)  in rt5668_set_component_pll()
2149 		dev_dbg(component->dev, "PLL disabled\n");  in rt5668_set_component_pll()
2151 		rt5668->pll_in = 0;  in rt5668_set_component_pll()
2152 		rt5668->pll_out = 0;  in rt5668_set_component_pll()
2168 		dev_err(component->dev, "Unknown PLL Source %d\n", source);  in rt5668_set_component_pll()
2169 		return -EINVAL;  in rt5668_set_component_pll()
2174 		dev_err(component->dev, "Unsupport input clock %d\n", freq_in);  in rt5668_set_component_pll()
2178 	dev_dbg(component->dev, "bypass=%d m=%d n=%d k=%d\n",  in rt5668_set_component_pll()
2188 	rt5668->pll_in = freq_in;  in rt5668_set_component_pll()
2189 	rt5668->pll_out = freq_out;  in rt5668_set_component_pll()
2190 	rt5668->pll_src = source;  in rt5668_set_component_pll()
2197 	struct snd_soc_component *component = dai->component;  in rt5668_set_bclk_ratio()
2200 	rt5668->bclk[dai->id] = ratio;  in rt5668_set_bclk_ratio()
2214 		dev_err(dai->dev, "Invalid bclk ratio %d\n", ratio);  in rt5668_set_bclk_ratio()
2215 		return -EINVAL;  in rt5668_set_bclk_ratio()
2228 		regmap_update_bits(rt5668->regmap, RT5668_PWR_ANLG_1,  in rt5668_set_bias_level()
2231 		regmap_update_bits(rt5668->regmap, RT5668_PWR_DIG_1,  in rt5668_set_bias_level()
2237 		regmap_update_bits(rt5668->regmap, RT5668_PWR_ANLG_1,  in rt5668_set_bias_level()
2239 		regmap_update_bits(rt5668->regmap, RT5668_PWR_DIG_1,  in rt5668_set_bias_level()
2243 		regmap_update_bits(rt5668->regmap, RT5668_PWR_DIG_1,  in rt5668_set_bias_level()
2245 		regmap_update_bits(rt5668->regmap, RT5668_PWR_ANLG_1,  in rt5668_set_bias_level()
2260 	rt5668->component = component;  in rt5668_probe()
2269 	rt5668_reset(rt5668->regmap);  in rt5668_remove()
2277 	regcache_cache_only(rt5668->regmap, true);  in rt5668_suspend()
2278 	regcache_mark_dirty(rt5668->regmap);  in rt5668_suspend()
2286 	regcache_cache_only(rt5668->regmap, false);  in rt5668_resume()
2287 	regcache_sync(rt5668->regmap);  in rt5668_resume()
2314 		.name = "rt5668-aif1",
2333 		.name = "rt5668-aif2",
2388 	of_property_read_u32(dev->of_node, "realtek,dmic1-data-pin",  in rt5668_parse_dt()
2389 		&rt5668->pdata.dmic1_data_pin);  in rt5668_parse_dt()
2390 	of_property_read_u32(dev->of_node, "realtek,dmic1-clk-pin",  in rt5668_parse_dt()
2391 		&rt5668->pdata.dmic1_clk_pin);  in rt5668_parse_dt()
2392 	of_property_read_u32(dev->of_node, "realtek,jd-src",  in rt5668_parse_dt()
2393 		&rt5668->pdata.jd_src);  in rt5668_parse_dt()
2395 	rt5668->pdata.ldo1_en = of_get_named_gpio(dev->of_node,  in rt5668_parse_dt()
2396 		"realtek,ldo1-en-gpios", 0);  in rt5668_parse_dt()
2405 	mutex_lock(&rt5668->calibrate_mutex);  in rt5668_calibrate()
2407 	rt5668_reset(rt5668->regmap);  in rt5668_calibrate()
2408 	regmap_write(rt5668->regmap, RT5668_PWR_ANLG_1, 0xa2bf);  in rt5668_calibrate()
2410 	regmap_write(rt5668->regmap, RT5668_PWR_ANLG_1, 0xf2bf);  in rt5668_calibrate()
2411 	regmap_write(rt5668->regmap, RT5668_MICBIAS_2, 0x0380);  in rt5668_calibrate()
2412 	regmap_write(rt5668->regmap, RT5668_PWR_DIG_1, 0x8001);  in rt5668_calibrate()
2413 	regmap_write(rt5668->regmap, RT5668_TEST_MODE_CTRL_1, 0x0000);  in rt5668_calibrate()
2414 	regmap_write(rt5668->regmap, RT5668_STO1_DAC_MIXER, 0x2080);  in rt5668_calibrate()
2415 	regmap_write(rt5668->regmap, RT5668_STO1_ADC_MIXER, 0x4040);  in rt5668_calibrate()
2416 	regmap_write(rt5668->regmap, RT5668_DEPOP_1, 0x0069);  in rt5668_calibrate()
2417 	regmap_write(rt5668->regmap, RT5668_CHOP_DAC, 0x3000);  in rt5668_calibrate()
2418 	regmap_write(rt5668->regmap, RT5668_HP_CTRL_2, 0x6000);  in rt5668_calibrate()
2419 	regmap_write(rt5668->regmap, RT5668_HP_CHARGE_PUMP_1, 0x0f26);  in rt5668_calibrate()
2420 	regmap_write(rt5668->regmap, RT5668_CALIB_ADC_CTRL, 0x7f05);  in rt5668_calibrate()
2421 	regmap_write(rt5668->regmap, RT5668_STO1_ADC_MIXER, 0x686c);  in rt5668_calibrate()
2422 	regmap_write(rt5668->regmap, RT5668_CAL_REC, 0x0d0d);  in rt5668_calibrate()
2423 	regmap_write(rt5668->regmap, RT5668_HP_CALIB_CTRL_9, 0x000f);  in rt5668_calibrate()
2424 	regmap_write(rt5668->regmap, RT5668_PWR_DIG_1, 0x8d01);  in rt5668_calibrate()
2425 	regmap_write(rt5668->regmap, RT5668_HP_CALIB_CTRL_2, 0x0321);  in rt5668_calibrate()
2426 	regmap_write(rt5668->regmap, RT5668_HP_LOGIC_CTRL_2, 0x0004);  in rt5668_calibrate()
2427 	regmap_write(rt5668->regmap, RT5668_HP_CALIB_CTRL_1, 0x7c00);  in rt5668_calibrate()
2428 	regmap_write(rt5668->regmap, RT5668_HP_CALIB_CTRL_3, 0x06a1);  in rt5668_calibrate()
2429 	regmap_write(rt5668->regmap, RT5668_A_DAC1_MUX, 0x0311);  in rt5668_calibrate()
2430 	regmap_write(rt5668->regmap, RT5668_RESET_HPF_CTRL, 0x0000);  in rt5668_calibrate()
2431 	regmap_write(rt5668->regmap, RT5668_ADC_STO1_HP_CTRL_1, 0x3320);  in rt5668_calibrate()
2433 	regmap_write(rt5668->regmap, RT5668_HP_CALIB_CTRL_1, 0xfc00);  in rt5668_calibrate()
2436 		regmap_read(rt5668->regmap, RT5668_HP_CALIB_STA_1, &value);  in rt5668_calibrate()
2447 	regmap_write(rt5668->regmap, RT5668_STO1_ADC_MIXER, 0xc0c4);  in rt5668_calibrate()
2448 	regmap_write(rt5668->regmap, RT5668_PWR_DIG_1, 0x0000);  in rt5668_calibrate()
2450 	mutex_unlock(&rt5668->calibrate_mutex);  in rt5668_calibrate()
2457 	struct rt5668_platform_data *pdata = dev_get_platdata(&i2c->dev);  in rt5668_i2c_probe()
2462 	rt5668 = devm_kzalloc(&i2c->dev, sizeof(struct rt5668_priv),  in rt5668_i2c_probe()
2466 		return -ENOMEM;  in rt5668_i2c_probe()
2471 		rt5668->pdata = *pdata;  in rt5668_i2c_probe()
2473 		rt5668_parse_dt(rt5668, &i2c->dev);  in rt5668_i2c_probe()
2475 	rt5668->regmap = devm_regmap_init_i2c(i2c, &rt5668_regmap);  in rt5668_i2c_probe()
2476 	if (IS_ERR(rt5668->regmap)) {  in rt5668_i2c_probe()
2477 		ret = PTR_ERR(rt5668->regmap);  in rt5668_i2c_probe()
2478 		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",  in rt5668_i2c_probe()
2483 	for (i = 0; i < ARRAY_SIZE(rt5668->supplies); i++)  in rt5668_i2c_probe()
2484 		rt5668->supplies[i].supply = rt5668_supply_names[i];  in rt5668_i2c_probe()
2486 	ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(rt5668->supplies),  in rt5668_i2c_probe()
2487 				      rt5668->supplies);  in rt5668_i2c_probe()
2489 		dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret);  in rt5668_i2c_probe()
2493 	ret = regulator_bulk_enable(ARRAY_SIZE(rt5668->supplies),  in rt5668_i2c_probe()
2494 				    rt5668->supplies);  in rt5668_i2c_probe()
2496 		dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret);  in rt5668_i2c_probe()
2500 	if (gpio_is_valid(rt5668->pdata.ldo1_en)) {  in rt5668_i2c_probe()
2501 		if (devm_gpio_request_one(&i2c->dev, rt5668->pdata.ldo1_en,  in rt5668_i2c_probe()
2503 			dev_err(&i2c->dev, "Fail gpio_request gpio_ldo\n");  in rt5668_i2c_probe()
2509 	regmap_write(rt5668->regmap, RT5668_I2C_MODE, 0x1);  in rt5668_i2c_probe()
2512 	regmap_read(rt5668->regmap, RT5668_DEVICE_ID, &val);  in rt5668_i2c_probe()
2515 		return -ENODEV;  in rt5668_i2c_probe()
2518 	rt5668_reset(rt5668->regmap);  in rt5668_i2c_probe()
2522 	regmap_write(rt5668->regmap, RT5668_DEPOP_1, 0x0000);  in rt5668_i2c_probe()
2525 	if (rt5668->pdata.dmic1_data_pin != RT5668_DMIC1_NULL) {  in rt5668_i2c_probe()
2526 		switch (rt5668->pdata.dmic1_data_pin) {  in rt5668_i2c_probe()
2528 			regmap_update_bits(rt5668->regmap, RT5668_DMIC_CTRL_1,  in rt5668_i2c_probe()
2530 			regmap_update_bits(rt5668->regmap, RT5668_GPIO_CTRL_1,  in rt5668_i2c_probe()
2535 			regmap_update_bits(rt5668->regmap, RT5668_DMIC_CTRL_1,  in rt5668_i2c_probe()
2537 			regmap_update_bits(rt5668->regmap, RT5668_GPIO_CTRL_1,  in rt5668_i2c_probe()
2542 			dev_dbg(&i2c->dev, "invalid DMIC_DAT pin\n");  in rt5668_i2c_probe()
2546 		switch (rt5668->pdata.dmic1_clk_pin) {  in rt5668_i2c_probe()
2548 			regmap_update_bits(rt5668->regmap, RT5668_GPIO_CTRL_1,  in rt5668_i2c_probe()
2553 			regmap_update_bits(rt5668->regmap, RT5668_GPIO_CTRL_1,  in rt5668_i2c_probe()
2558 			dev_dbg(&i2c->dev, "invalid DMIC_CLK pin\n");  in rt5668_i2c_probe()
2563 	regmap_update_bits(rt5668->regmap, RT5668_PWR_ANLG_1,  in rt5668_i2c_probe()
2566 	regmap_write(rt5668->regmap, RT5668_MICBIAS_2, 0x0380);  in rt5668_i2c_probe()
2567 	regmap_update_bits(rt5668->regmap, RT5668_GPIO_CTRL_1,  in rt5668_i2c_probe()
2570 	regmap_write(rt5668->regmap, RT5668_TEST_MODE_CTRL_1, 0x0000);  in rt5668_i2c_probe()
2572 	INIT_DELAYED_WORK(&rt5668->jack_detect_work,  in rt5668_i2c_probe()
2574 	INIT_DELAYED_WORK(&rt5668->jd_check_work,  in rt5668_i2c_probe()
2577 	mutex_init(&rt5668->calibrate_mutex);  in rt5668_i2c_probe()
2579 	if (i2c->irq) {  in rt5668_i2c_probe()
2580 		ret = devm_request_threaded_irq(&i2c->dev, i2c->irq, NULL,  in rt5668_i2c_probe()
2584 			dev_err(&i2c->dev, "Failed to reguest IRQ: %d\n", ret);  in rt5668_i2c_probe()
2588 	return devm_snd_soc_register_component(&i2c->dev, &soc_component_dev_rt5668,  in rt5668_i2c_probe()
2596 	rt5668_reset(rt5668->regmap);  in rt5668_i2c_shutdown()