1 // SPDX-License-Identifier: GPL-2.0
76 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);  in max98388_dac_event()
81 		regmap_write(max98388->regmap,  in max98388_dac_event()
86 		regmap_write(max98388->regmap,  in max98388_dac_event()
89 		max98388->tdm_mode = false;  in max98388_dac_event()
132 static DECLARE_TLV_DB_SCALE(max98388_digital_tlv, -6350, 50, 1);
133 static DECLARE_TLV_DB_SCALE(max98388_amp_gain_tlv, -300, 300, 0);
136 	"0dBFS", "-1dBFS", "-2dBFS", "-3dBFS", "-4dBFS", "-5dBFS",
137 	"-6dBFS", "-7dBFS", "-8dBFS", "-9dBFS", "-10dBFS", "-11dBFS",
138 	"-12dBFS", "-13dBFS", "-14dBFS", "-15dBFS"
177 	"320us", "640us", "1.28ms", "2.56ms", "5.12ms", "10.24ms",
178 	"20.48ms", "40.96ms", "81.92ms", "163.84ms"
188 	"1.28ms", "2.56ms", "5.12ms", "10.24ms", "20.48ms", "40.96ms",
189 	"81.92ms", "163.84ms", "327.68ms", "655.36ms"
198 	"0.01ms", "0.1ms", "1ms", "10ms", "100ms", "250ms", "500ms", "hold"
207 	"0.01ms", "0.05ms", "0.1ms", "0.5ms", "1ms", "5ms", "25ms", "250ms"
216 	"10ms", "25ms", "50ms", "75ms", "100ms", "200ms", "300ms", "400ms",
217 	"500ms", "600ms", "700ms", "800ms", "900ms", "1000ms", "1100ms", "1200ms"
347 	/* Brownout Protection Automatic Level Control */
350 	SOC_ENUM("ALC Attack Rate", max98388_alc_attack_rate_enum),
351 	SOC_ENUM("ALC Release Rate", max98388_alc_release_rate_enum),
368 	SOC_ENUM("Fall Slew Rate", max98388_edge_rate_falling_enum),
369 	SOC_ENUM("Rise Slew Rate", max98388_edge_rate_rising_enum),
395 	ret = regmap_update_bits(max98388->regmap,  in max98388_reset()
406 		ret = regmap_read(max98388->regmap,  in max98388_reset()
422 	max98388_reset(max98388, component->dev);  in max98388_probe()
425 	regmap_write(max98388->regmap,  in max98388_probe()
430 	regmap_write(max98388->regmap,  in max98388_probe()
434 	regmap_write(max98388->regmap,  in max98388_probe()
438 	regmap_write(max98388->regmap,  in max98388_probe()
440 		     max98388->v_slot);  in max98388_probe()
442 	regmap_write(max98388->regmap,  in max98388_probe()
444 		     max98388->i_slot);  in max98388_probe()
445 	/* Enable Auto-restart behavior by default */  in max98388_probe()
446 	regmap_write(max98388->regmap,  in max98388_probe()
449 	if (max98388->interleave_mode)  in max98388_probe()
450 		regmap_update_bits(max98388->regmap,  in max98388_probe()
456 	regmap_update_bits(max98388->regmap,  in max98388_probe()
466 	struct snd_soc_component *component = codec_dai->component;  in max98388_dai_set_fmt()
471 	dev_dbg(component->dev, "%s: fmt 0x%08X\n", __func__, fmt);  in max98388_dai_set_fmt()
480 		dev_err(component->dev, "DAI invert mode unsupported\n");  in max98388_dai_set_fmt()
481 		return -EINVAL;  in max98388_dai_set_fmt()
484 	regmap_update_bits(max98388->regmap,  in max98388_dai_set_fmt()
504 		return -EINVAL;  in max98388_dai_set_fmt()
507 	regmap_update_bits(max98388->regmap,  in max98388_dai_set_fmt()
536 	int blr_clk_ratio = params_channels(params) * max98388->ch_size;  in max98388_set_clock()
539 	if (!max98388->tdm_mode) {  in max98388_set_clock()
543 			dev_err(component->dev, "format unsupported %d\n",  in max98388_set_clock()
545 			return -EINVAL;  in max98388_set_clock()
548 		regmap_update_bits(max98388->regmap,  in max98388_set_clock()
560 	struct snd_soc_component *component = dai->component;  in max98388_dai_hw_params()
579 		dev_err(component->dev, "format unsupported %d\n",  in max98388_dai_hw_params()
584 	max98388->ch_size = snd_pcm_format_width(params_format(params));  in max98388_dai_hw_params()
586 	ret = regmap_read(max98388->regmap,  in max98388_dai_hw_params()
591 	/* GLOBAL_EN OFF prior to the channel size re-configure */  in max98388_dai_hw_params()
593 		ret = regmap_read(max98388->regmap,  in max98388_dai_hw_params()
599 			regmap_write(max98388->regmap,  in max98388_dai_hw_params()
603 		regmap_update_bits(max98388->regmap,  in max98388_dai_hw_params()
607 	dev_dbg(component->dev, "format supported %d",  in max98388_dai_hw_params()
610 	/* sampling rate configuration */  in max98388_dai_hw_params()
646 		dev_err(component->dev, "rate %d not supported\n",  in max98388_dai_hw_params()
652 	regmap_update_bits(max98388->regmap,  in max98388_dai_hw_params()
657 	/* set sampling rate of IV */  in max98388_dai_hw_params()
658 	if (max98388->interleave_mode &&  in max98388_dai_hw_params()
660 		regmap_update_bits(max98388->regmap,  in max98388_dai_hw_params()
663 				   (sampling_rate - 3) << MAX98388_PCM_SR_IV_SHIFT);  in max98388_dai_hw_params()
665 		regmap_update_bits(max98388->regmap,  in max98388_dai_hw_params()
673 		regmap_write(max98388->regmap,  in max98388_dai_hw_params()
681 	return -EINVAL;  in max98388_dai_hw_params()
691 	struct snd_soc_component *component = dai->component;  in max98388_dai_tdm_slot()
700 		max98388->tdm_mode = false;  in max98388_dai_tdm_slot()
702 		max98388->tdm_mode = true;  in max98388_dai_tdm_slot()
707 		dev_err(component->dev, "BCLK %d not supported\n",  in max98388_dai_tdm_slot()
709 		return -EINVAL;  in max98388_dai_tdm_slot()
712 	regmap_update_bits(max98388->regmap,  in max98388_dai_tdm_slot()
729 		dev_err(component->dev, "format unsupported %d\n",  in max98388_dai_tdm_slot()
731 		return -EINVAL;  in max98388_dai_tdm_slot()
734 	regmap_update_bits(max98388->regmap,  in max98388_dai_tdm_slot()
744 				regmap_update_bits(max98388->regmap,  in max98388_dai_tdm_slot()
749 				regmap_update_bits(max98388->regmap,  in max98388_dai_tdm_slot()
766 			regmap_update_bits(max98388->regmap, addr, bits, bits);  in max98388_dai_tdm_slot()
836 		.name = "max98388-aif1",
859 	regcache_cache_only(max98388->regmap, true);  in max98388_suspend()
860 	regcache_mark_dirty(max98388->regmap);  in max98388_suspend()
869 	regcache_cache_only(max98388->regmap, false);  in max98388_resume()
871 	regcache_sync(max98388->regmap);  in max98388_resume()
908 	if (!device_property_read_u32(dev, "adi,vmon-slot-no", &value))  in max98388_read_deveice_property()
909 		max98388->v_slot = value & 0xF;  in max98388_read_deveice_property()
911 		max98388->v_slot = 0;  in max98388_read_deveice_property()
913 	if (!device_property_read_u32(dev, "adi,imon-slot-no", &value))  in max98388_read_deveice_property()
914 		max98388->i_slot = value & 0xF;  in max98388_read_deveice_property()
916 		max98388->i_slot = 1;  in max98388_read_deveice_property()
918 	if (device_property_read_bool(dev, "adi,interleave-mode"))  in max98388_read_deveice_property()
919 		max98388->interleave_mode = true;  in max98388_read_deveice_property()
921 		max98388->interleave_mode = false;  in max98388_read_deveice_property()
931 	max98388 = devm_kzalloc(&i2c->dev, sizeof(*max98388), GFP_KERNEL);  in max98388_i2c_probe()
933 		return -ENOMEM;  in max98388_i2c_probe()
938 	max98388->regmap = devm_regmap_init_i2c(i2c, &max98388_regmap);  in max98388_i2c_probe()
939 	if (IS_ERR(max98388->regmap))  in max98388_i2c_probe()
940 		return dev_err_probe(&i2c->dev, PTR_ERR(max98388->regmap),  in max98388_i2c_probe()
944 	max98388_read_deveice_property(&i2c->dev, max98388);  in max98388_i2c_probe()
947 	max98388->reset_gpio = devm_gpiod_get_optional(&i2c->dev,  in max98388_i2c_probe()
949 	if (IS_ERR(max98388->reset_gpio))  in max98388_i2c_probe()
950 		return dev_err_probe(&i2c->dev, PTR_ERR(max98388->reset_gpio),  in max98388_i2c_probe()
953 	if (max98388->reset_gpio) {  in max98388_i2c_probe()
955 		gpiod_set_value_cansleep(max98388->reset_gpio, 0);  in max98388_i2c_probe()
961 	ret = regmap_read(max98388->regmap,  in max98388_i2c_probe()
964 		return dev_err_probe(&i2c->dev, ret,  in max98388_i2c_probe()
967 	dev_info(&i2c->dev, "MAX98388 revisionID: 0x%02X\n", reg);  in max98388_i2c_probe()
970 	ret = devm_snd_soc_register_component(&i2c->dev,  in max98388_i2c_probe()
975 		dev_err(&i2c->dev, "Failed to register codec: %d\n", ret);  in max98388_i2c_probe()