634 static int adcx140_reset(struct adcx140_priv *adcx140)  in adcx140_reset()  argument
638 	if (adcx140->gpio_reset) {  in adcx140_reset()
639 		gpiod_direction_output(adcx140->gpio_reset, 0);  in adcx140_reset()
642 		gpiod_direction_output(adcx140->gpio_reset, 1);  in adcx140_reset()
644 		ret = regmap_write(adcx140->regmap, ADCX140_SW_RESET,  in adcx140_reset()
654 static void adcx140_pwr_ctrl(struct adcx140_priv *adcx140, bool power_state)  in adcx140_pwr_ctrl()  argument
661 	if (adcx140->micbias_vg && power_state)  in adcx140_pwr_ctrl()
664 	regmap_update_bits(adcx140->regmap, ADCX140_PWR_CFG,  in adcx140_pwr_ctrl()
673 	struct adcx140_priv *adcx140 = snd_soc_component_get_drvdata(component);  in adcx140_hw_params()  local
695 	adcx140_pwr_ctrl(adcx140, false);  in adcx140_hw_params()
700 	adcx140_pwr_ctrl(adcx140, true);  in adcx140_hw_params()
709 	struct adcx140_priv *adcx140 = snd_soc_component_get_drvdata(component);  in adcx140_set_dai_fmt()  local
768 	adcx140->dai_fmt = fmt & SND_SOC_DAIFMT_FORMAT_MASK;  in adcx140_set_dai_fmt()
770 	adcx140_pwr_ctrl(adcx140, false);  in adcx140_set_dai_fmt()
784 	adcx140_pwr_ctrl(adcx140, true);  in adcx140_set_dai_fmt()
794 	struct adcx140_priv *adcx140 = snd_soc_component_get_drvdata(component);  in adcx140_set_dai_tdm_slot()  local
815 	adcx140->tdm_delay = lsb;  in adcx140_set_dai_tdm_slot()
816 	adcx140->slot_width = slot_width;  in adcx140_set_dai_tdm_slot()
827 static int adcx140_configure_gpo(struct adcx140_priv *adcx140)  in adcx140_configure_gpo()  argument
835 		ret = device_property_read_u32_array(adcx140->dev,  in adcx140_configure_gpo()
843 			dev_err(adcx140->dev, "GPO%d config out of range\n", i + 1);  in adcx140_configure_gpo()
848 			dev_err(adcx140->dev, "GPO%d drive out of range\n", i + 1);  in adcx140_configure_gpo()
854 		ret = regmap_write(adcx140->regmap, ADCX140_GPO_CFG0 + i,  in adcx140_configure_gpo()
864 static int adcx140_configure_gpio(struct adcx140_priv *adcx140)  in adcx140_configure_gpio()  argument
871 	gpio_count = device_property_count_u32(adcx140->dev,  in adcx140_configure_gpio()
879 	ret = device_property_read_u32_array(adcx140->dev, "ti,gpio-config",  in adcx140_configure_gpio()
885 		dev_err(adcx140->dev, "GPIO config out of range\n");  in adcx140_configure_gpio()
890 		dev_err(adcx140->dev, "GPIO drive out of range\n");  in adcx140_configure_gpio()
897 	return regmap_write(adcx140->regmap, ADCX140_GPIO_CFG0, gpio_output_val);  in adcx140_configure_gpio()
902 	struct adcx140_priv *adcx140 = snd_soc_component_get_drvdata(component);  in adcx140_codec_probe()  local
917 	ret = device_property_read_u32(adcx140->dev, "ti,mic-bias-source",  in adcx140_codec_probe()
921 		adcx140->micbias_vg = false;  in adcx140_codec_probe()
923 		adcx140->micbias_vg = true;  in adcx140_codec_probe()
926 	ret = device_property_read_u32(adcx140->dev, "ti,vref-source",  in adcx140_codec_probe()
932 		dev_err(adcx140->dev, "Mic Bias source value is invalid\n");  in adcx140_codec_probe()
938 	ret = adcx140_reset(adcx140);  in adcx140_codec_probe()
942 	if (adcx140->supply_areg == NULL)  in adcx140_codec_probe()
945 	ret = regmap_write(adcx140->regmap, ADCX140_SLEEP_CFG, sleep_cfg_val);  in adcx140_codec_probe()
947 		dev_err(adcx140->dev, "setting sleep config failed %d\n", ret);  in adcx140_codec_probe()
954 	pdm_count = device_property_count_u32(adcx140->dev,  in adcx140_codec_probe()
957 		ret = device_property_read_u32_array(adcx140->dev,  in adcx140_codec_probe()
966 		ret = regmap_write(adcx140->regmap, ADCX140_PDM_CFG,  in adcx140_codec_probe()
972 	gpi_count = device_property_count_u32(adcx140->dev, "ti,gpi-config");  in adcx140_codec_probe()
974 		ret = device_property_read_u32_array(adcx140->dev,  in adcx140_codec_probe()
983 		ret = regmap_write(adcx140->regmap, ADCX140_GPI_CFG0,  in adcx140_codec_probe()
991 		ret = regmap_write(adcx140->regmap, ADCX140_GPI_CFG1,  in adcx140_codec_probe()
997 	ret = adcx140_configure_gpio(adcx140);  in adcx140_codec_probe()
1001 	ret = adcx140_configure_gpo(adcx140);  in adcx140_codec_probe()
1005 	ret = regmap_update_bits(adcx140->regmap, ADCX140_BIAS_CFG,  in adcx140_codec_probe()
1009 		dev_err(adcx140->dev, "setting MIC bias failed %d\n", ret);  in adcx140_codec_probe()
1011 	tx_high_z = device_property_read_bool(adcx140->dev, "ti,asi-tx-drive");  in adcx140_codec_probe()
1013 		ret = regmap_update_bits(adcx140->regmap, ADCX140_ASI_CFG0,  in adcx140_codec_probe()
1016 			dev_err(adcx140->dev, "Setting Tx drive failed %d\n", ret);  in adcx140_codec_probe()
1021 	adcx140_pwr_ctrl(adcx140, true);  in adcx140_codec_probe()
1029 	struct adcx140_priv *adcx140 = snd_soc_component_get_drvdata(component);  in adcx140_set_bias_level()  local
1035 		adcx140_pwr_ctrl(adcx140, true);  in adcx140_set_bias_level()
1038 		adcx140_pwr_ctrl(adcx140, false);  in adcx140_set_bias_level()
1087 	struct adcx140_priv *adcx140;  in adcx140_i2c_probe()  local
1090 	adcx140 = devm_kzalloc(&i2c->dev, sizeof(*adcx140), GFP_KERNEL);  in adcx140_i2c_probe()
1091 	if (!adcx140)  in adcx140_i2c_probe()
1094 	adcx140->dev = &i2c->dev;  in adcx140_i2c_probe()
1096 	adcx140->gpio_reset = devm_gpiod_get_optional(adcx140->dev,  in adcx140_i2c_probe()
1098 	if (IS_ERR(adcx140->gpio_reset))  in adcx140_i2c_probe()
1101 	adcx140->supply_areg = devm_regulator_get_optional(adcx140->dev,  in adcx140_i2c_probe()
1103 	if (IS_ERR(adcx140->supply_areg)) {  in adcx140_i2c_probe()
1104 		if (PTR_ERR(adcx140->supply_areg) == -EPROBE_DEFER)  in adcx140_i2c_probe()
1107 		adcx140->supply_areg = NULL;  in adcx140_i2c_probe()
1109 		ret = regulator_enable(adcx140->supply_areg);  in adcx140_i2c_probe()
1111 			dev_err(adcx140->dev, "Failed to enable areg\n");  in adcx140_i2c_probe()
1116 	adcx140->regmap = devm_regmap_init_i2c(i2c, &adcx140_i2c_regmap);  in adcx140_i2c_probe()
1117 	if (IS_ERR(adcx140->regmap)) {  in adcx140_i2c_probe()
1118 		ret = PTR_ERR(adcx140->regmap);  in adcx140_i2c_probe()
1124 	i2c_set_clientdata(i2c, adcx140);  in adcx140_i2c_probe()