1 // SPDX-License-Identifier: GPL-2.0
44 	if (tas2764->reset_gpio) {  in tas2764_reset()
45 		gpiod_set_value_cansleep(tas2764->reset_gpio, 0);  in tas2764_reset()
47 		gpiod_set_value_cansleep(tas2764->reset_gpio, 1);  in tas2764_reset()
51 	snd_soc_component_write(tas2764->component, TAS2764_SW_RST,  in tas2764_reset()
58 	struct snd_soc_component *component = tas2764->component;  in tas2764_update_pwr_ctrl()
62 	if (tas2764->dac_powered)  in tas2764_update_pwr_ctrl()
63 		val = tas2764->unmuted ?  in tas2764_update_pwr_ctrl()
89 	if (tas2764->sdz_gpio)  in tas2764_codec_suspend()
90 		gpiod_set_value_cansleep(tas2764->sdz_gpio, 0);  in tas2764_codec_suspend()
92 	regcache_cache_only(tas2764->regmap, true);  in tas2764_codec_suspend()
93 	regcache_mark_dirty(tas2764->regmap);  in tas2764_codec_suspend()
103 	if (tas2764->sdz_gpio) {  in tas2764_codec_resume()
104 		gpiod_set_value_cansleep(tas2764->sdz_gpio, 1);  in tas2764_codec_resume()
113 	regcache_cache_only(tas2764->regmap, false);  in tas2764_codec_resume()
115 	return regcache_sync(tas2764->regmap);  in tas2764_codec_resume()
136 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);  in tas2764_dac_event()
142 		tas2764->dac_powered = true;  in tas2764_dac_event()
146 		tas2764->dac_powered = false;  in tas2764_dac_event()
150 		dev_err(tas2764->dev, "Unsupported event\n");  in tas2764_dac_event()
151 		return -EINVAL;  in tas2764_dac_event()
175 	SND_SOC_DAPM_SIGGEN("VMON"),
187 	{"VSENSE", "Switch", "VMON"},
193 			snd_soc_component_get_drvdata(dai->component);  in tas2764_mute()
195 	tas2764->unmuted = !mute;  in tas2764_mute()
201 	struct snd_soc_component *component = tas2764->component;  in tas2764_set_bitwidth()
227 		return -EINVAL;  in tas2764_set_bitwidth()
233 	val = snd_soc_component_read(tas2764->component, TAS2764_PWR_CTRL);  in tas2764_set_bitwidth()
242 	ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG5,  in tas2764_set_bitwidth()
253 	ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG6,  in tas2764_set_bitwidth()
264 	struct snd_soc_component *component = tas2764->component;  in tas2764_set_samplerate()
286 		return -EINVAL;  in tas2764_set_samplerate()
303 	struct snd_soc_component *component = dai->component;  in tas2764_hw_params()
316 	struct snd_soc_component *component = dai->component;  in tas2764_set_fmt()
354 		dev_err(tas2764->dev,  in tas2764_set_fmt()
356 		return -EINVAL;  in tas2764_set_fmt()
379 	struct snd_soc_component *component = dai->component;  in tas2764_set_dai_tdm_slot()
387 		return -EINVAL;  in tas2764_set_dai_tdm_slot()
399 		return -EINVAL;  in tas2764_set_dai_tdm_slot()
418 		return -EINVAL;  in tas2764_set_dai_tdm_slot()
429 					    tas2764->v_sense_slot);  in tas2764_set_dai_tdm_slot()
435 					    tas2764->i_sense_slot);  in tas2764_set_dai_tdm_slot()
484 	tas2764->component = component;  in tas2764_codec_probe()
486 	if (tas2764->sdz_gpio) {  in tas2764_codec_probe()
487 		gpiod_set_value_cansleep(tas2764->sdz_gpio, 1);  in tas2764_codec_probe()
493 	ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG5,  in tas2764_codec_probe()
498 	ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG6,  in tas2764_codec_probe()
507 static DECLARE_TLV_DB_SCALE(tas2764_playback_volume, -10050, 50, 1);
571 	tas2764->reset_gpio = devm_gpiod_get_optional(tas2764->dev, "reset",  in tas2764_parse_dt()
573 	if (IS_ERR(tas2764->reset_gpio)) {  in tas2764_parse_dt()
574 		if (PTR_ERR(tas2764->reset_gpio) == -EPROBE_DEFER) {  in tas2764_parse_dt()
575 			tas2764->reset_gpio = NULL;  in tas2764_parse_dt()
576 			return -EPROBE_DEFER;  in tas2764_parse_dt()
580 	tas2764->sdz_gpio = devm_gpiod_get_optional(dev, "shutdown", GPIOD_OUT_HIGH);  in tas2764_parse_dt()
581 	if (IS_ERR(tas2764->sdz_gpio)) {  in tas2764_parse_dt()
582 		if (PTR_ERR(tas2764->sdz_gpio) == -EPROBE_DEFER)  in tas2764_parse_dt()
583 			return -EPROBE_DEFER;  in tas2764_parse_dt()
585 		tas2764->sdz_gpio = NULL;  in tas2764_parse_dt()
588 	ret = fwnode_property_read_u32(dev->fwnode, "ti,imon-slot-no",  in tas2764_parse_dt()
589 				       &tas2764->i_sense_slot);  in tas2764_parse_dt()
591 		tas2764->i_sense_slot = 0;  in tas2764_parse_dt()
593 	ret = fwnode_property_read_u32(dev->fwnode, "ti,vmon-slot-no",  in tas2764_parse_dt()
594 				       &tas2764->v_sense_slot);  in tas2764_parse_dt()
596 		tas2764->v_sense_slot = 2;  in tas2764_parse_dt()
607 	tas2764 = devm_kzalloc(&client->dev, sizeof(struct tas2764_priv),  in tas2764_i2c_probe()
610 		return -ENOMEM;  in tas2764_i2c_probe()
612 	tas2764->dev = &client->dev;  in tas2764_i2c_probe()
614 	dev_set_drvdata(&client->dev, tas2764);  in tas2764_i2c_probe()
616 	tas2764->regmap = devm_regmap_init_i2c(client, &tas2764_i2c_regmap);  in tas2764_i2c_probe()
617 	if (IS_ERR(tas2764->regmap)) {  in tas2764_i2c_probe()
618 		result = PTR_ERR(tas2764->regmap);  in tas2764_i2c_probe()
619 		dev_err(&client->dev, "Failed to allocate register map: %d\n",  in tas2764_i2c_probe()
624 	if (client->dev.of_node) {  in tas2764_i2c_probe()
625 		result = tas2764_parse_dt(&client->dev, tas2764);  in tas2764_i2c_probe()
627 			dev_err(tas2764->dev, "%s: Failed to parse devicetree\n",  in tas2764_i2c_probe()
633 	return devm_snd_soc_register_component(tas2764->dev,  in tas2764_i2c_probe()