1 // SPDX-License-Identifier: GPL-2.0
76 		latched[i] = snd_soc_component_read(tas2764->component,  in tas2764_irq()
81 			dev_crit_ratelimited(tas2764->dev, "%s\n",  in tas2764_irq()
88 		dev_err_ratelimited(tas2764->dev, "other context to the fault: %02x,%02x,%02x,%02x,%02x",  in tas2764_irq()
90 		snd_soc_component_update_bits(tas2764->component,  in tas2764_irq()
101 	if (tas2764->reset_gpio) {  in tas2764_reset()
102 		gpiod_set_value_cansleep(tas2764->reset_gpio, 0);  in tas2764_reset()
104 		gpiod_set_value_cansleep(tas2764->reset_gpio, 1);  in tas2764_reset()
108 	snd_soc_component_write(tas2764->component, TAS2764_SW_RST,  in tas2764_reset()
115 	struct snd_soc_component *component = tas2764->component;  in tas2764_update_pwr_ctrl()
119 	if (tas2764->dac_powered)  in tas2764_update_pwr_ctrl()
120 		val = tas2764->unmuted ?  in tas2764_update_pwr_ctrl()
146 	if (tas2764->sdz_gpio)  in tas2764_codec_suspend()
147 		gpiod_set_value_cansleep(tas2764->sdz_gpio, 0);  in tas2764_codec_suspend()
149 	regcache_cache_only(tas2764->regmap, true);  in tas2764_codec_suspend()
150 	regcache_mark_dirty(tas2764->regmap);  in tas2764_codec_suspend()
162 	if (tas2764->sdz_gpio) {  in tas2764_codec_resume()
163 		gpiod_set_value_cansleep(tas2764->sdz_gpio, 1);  in tas2764_codec_resume()
172 	regcache_cache_only(tas2764->regmap, false);  in tas2764_codec_resume()
174 	return regcache_sync(tas2764->regmap);  in tas2764_codec_resume()
207 	SND_SOC_DAPM_SIGGEN("IMON")
217 	{"ISENSE", "Switch", "IMON"},
224 			snd_soc_component_get_drvdata(dai->component);  in tas2764_mute()
228 		tas2764->dac_powered = true;  in tas2764_mute()
234 	tas2764->unmuted = !mute;  in tas2764_mute()
240 		/* Wait for ramp-down */  in tas2764_mute()
243 		tas2764->dac_powered = false;  in tas2764_mute()
257 	struct snd_soc_component *component = tas2764->component;  in tas2764_set_bitwidth()
283 		return -EINVAL;  in tas2764_set_bitwidth()
289 	val = snd_soc_component_read(tas2764->component, TAS2764_PWR_CTRL);  in tas2764_set_bitwidth()
298 	ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG5,  in tas2764_set_bitwidth()
309 	ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG6,  in tas2764_set_bitwidth()
320 	struct snd_soc_component *component = tas2764->component;  in tas2764_set_samplerate()
342 		return -EINVAL;  in tas2764_set_samplerate()
359 	struct snd_soc_component *component = dai->component;  in tas2764_hw_params()
372 	struct snd_soc_component *component = dai->component;  in tas2764_set_fmt()
418 		dev_err(tas2764->dev,  in tas2764_set_fmt()
420 		return -EINVAL;  in tas2764_set_fmt()
443 	struct snd_soc_component *component = dai->component;  in tas2764_set_dai_tdm_slot()
451 		return -EINVAL;  in tas2764_set_dai_tdm_slot()
463 		return -EINVAL;  in tas2764_set_dai_tdm_slot()
482 		return -EINVAL;  in tas2764_set_dai_tdm_slot()
493 					    tas2764->v_sense_slot);  in tas2764_set_dai_tdm_slot()
499 					    tas2764->i_sense_slot);  in tas2764_set_dai_tdm_slot()
554 	tas2764->component = component;  in tas2764_codec_probe()
556 	if (tas2764->sdz_gpio) {  in tas2764_codec_probe()
557 		gpiod_set_value_cansleep(tas2764->sdz_gpio, 1);  in tas2764_codec_probe()
563 	if (tas2764->irq) {  in tas2764_codec_probe()
564 		ret = snd_soc_component_write(tas2764->component, TAS2764_INT_MASK0, 0xff);  in tas2764_codec_probe()
568 		ret = snd_soc_component_write(tas2764->component, TAS2764_INT_MASK1, 0xff);  in tas2764_codec_probe()
572 		ret = snd_soc_component_write(tas2764->component, TAS2764_INT_MASK2, 0xff);  in tas2764_codec_probe()
576 		ret = snd_soc_component_write(tas2764->component, TAS2764_INT_MASK3, 0xff);  in tas2764_codec_probe()
580 		ret = snd_soc_component_write(tas2764->component, TAS2764_INT_MASK4, 0xff);  in tas2764_codec_probe()
584 		ret = devm_request_threaded_irq(tas2764->dev, tas2764->irq, NULL, tas2764_irq,  in tas2764_codec_probe()
588 			dev_warn(tas2764->dev, "failed to request IRQ: %d\n", ret);  in tas2764_codec_probe()
591 	ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG5,  in tas2764_codec_probe()
596 	ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG6,  in tas2764_codec_probe()
601 	switch (tas2764->devid) {  in tas2764_codec_probe()
626 static DECLARE_TLV_DB_SCALE(tas2764_playback_volume, -10050, 50, 1);
722 	tas2764->reset_gpio = devm_gpiod_get_optional(tas2764->dev, "reset",  in tas2764_parse_dt()
724 	if (IS_ERR(tas2764->reset_gpio)) {  in tas2764_parse_dt()
725 		if (PTR_ERR(tas2764->reset_gpio) == -EPROBE_DEFER) {  in tas2764_parse_dt()
726 			tas2764->reset_gpio = NULL;  in tas2764_parse_dt()
727 			return -EPROBE_DEFER;  in tas2764_parse_dt()
731 	tas2764->sdz_gpio = devm_gpiod_get_optional(dev, "shutdown", GPIOD_OUT_HIGH);  in tas2764_parse_dt()
732 	if (IS_ERR(tas2764->sdz_gpio)) {  in tas2764_parse_dt()
733 		if (PTR_ERR(tas2764->sdz_gpio) == -EPROBE_DEFER)  in tas2764_parse_dt()
734 			return -EPROBE_DEFER;  in tas2764_parse_dt()
736 		tas2764->sdz_gpio = NULL;  in tas2764_parse_dt()
739 	ret = fwnode_property_read_u32(dev->fwnode, "ti,imon-slot-no",  in tas2764_parse_dt()
740 				       &tas2764->i_sense_slot);  in tas2764_parse_dt()
742 		tas2764->i_sense_slot = 0;  in tas2764_parse_dt()
744 	ret = fwnode_property_read_u32(dev->fwnode, "ti,vmon-slot-no",  in tas2764_parse_dt()
745 				       &tas2764->v_sense_slot);  in tas2764_parse_dt()
747 		tas2764->v_sense_slot = 2;  in tas2764_parse_dt()
757 	tas2764 = devm_kzalloc(&client->dev, sizeof(struct tas2764_priv),  in tas2764_i2c_probe()
760 		return -ENOMEM;  in tas2764_i2c_probe()
762 	tas2764->devid = (enum tas2764_devid)of_device_get_match_data(&client->dev);  in tas2764_i2c_probe()
764 	tas2764->dev = &client->dev;  in tas2764_i2c_probe()
765 	tas2764->irq = client->irq;  in tas2764_i2c_probe()
767 	dev_set_drvdata(&client->dev, tas2764);  in tas2764_i2c_probe()
769 	tas2764->regmap = devm_regmap_init_i2c(client, &tas2764_i2c_regmap);  in tas2764_i2c_probe()
770 	if (IS_ERR(tas2764->regmap)) {  in tas2764_i2c_probe()
771 		result = PTR_ERR(tas2764->regmap);  in tas2764_i2c_probe()
772 		dev_err(&client->dev, "Failed to allocate register map: %d\n",  in tas2764_i2c_probe()
777 	if (client->dev.of_node) {  in tas2764_i2c_probe()
778 		result = tas2764_parse_dt(&client->dev, tas2764);  in tas2764_i2c_probe()
780 			dev_err(tas2764->dev, "%s: Failed to parse devicetree\n",  in tas2764_i2c_probe()
786 	return devm_snd_soc_register_component(tas2764->dev,  in tas2764_i2c_probe()