1 // SPDX-License-Identifier: GPL-2.0
3 // Analog Devices ADAU7118 8 channel PDM-to-I2S/TDM Converter driver
128 		snd_soc_component_get_drvdata(dai->component);  in adau7118_set_channel_map()
131 	dev_dbg(st->dev, "Set channel map, %d", tx_num);  in adau7118_set_channel_map()
134 		ret = snd_soc_component_update_bits(dai->component,  in adau7118_set_channel_map()
148 		snd_soc_component_get_drvdata(dai->component);  in adau7118_set_fmt()
152 	dev_dbg(st->dev, "Set format, fmt:%d\n", fmt);  in adau7118_set_fmt()
156 		ret = snd_soc_component_update_bits(dai->component,  in adau7118_set_fmt()
162 		ret = snd_soc_component_update_bits(dai->component,  in adau7118_set_fmt()
168 		st->right_j = true;  in adau7118_set_fmt()
171 		dev_err(st->dev, "Invalid format %d",  in adau7118_set_fmt()
173 		return -EINVAL;  in adau7118_set_fmt()
193 		dev_err(st->dev, "Invalid Inv mask %d",  in adau7118_set_fmt()
195 		return -EINVAL;  in adau7118_set_fmt()
198 	ret = snd_soc_component_update_bits(dai->component,  in adau7118_set_fmt()
211 		snd_soc_component_get_drvdata(dai->component);  in adau7118_set_tristate()
214 	dev_dbg(st->dev, "Set tristate, %d\n", tristate);  in adau7118_set_tristate()
216 	ret = snd_soc_component_update_bits(dai->component,  in adau7118_set_tristate()
231 		snd_soc_component_get_drvdata(dai->component);  in adau7118_set_tdm_slot()
235 	dev_dbg(st->dev, "Set tdm, slots:%d width:%d\n", slots, slot_width);  in adau7118_set_tdm_slot()
248 		dev_err(st->dev, "Invalid slot width:%d\n", slot_width);  in adau7118_set_tdm_slot()
249 		return -EINVAL;  in adau7118_set_tdm_slot()
252 	ret = snd_soc_component_update_bits(dai->component,  in adau7118_set_tdm_slot()
258 	st->slot_width = slot_width;  in adau7118_set_tdm_slot()
259 	st->slots = slots;  in adau7118_set_tdm_slot()
269 		snd_soc_component_get_drvdata(dai->component);  in adau7118_hw_params()
274 	if (!st->slots) {  in adau7118_hw_params()
276 		ret = snd_soc_component_update_bits(dai->component,  in adau7118_hw_params()
285 		slots_width = st->slot_width;  in adau7118_hw_params()
289 		dev_err(st->dev, "Invalid data_width:%d, slots_width:%d",  in adau7118_hw_params()
291 		return -EINVAL;  in adau7118_hw_params()
294 	if (st->right_j) {  in adau7118_hw_params()
295 		switch (slots_width - data_width) {  in adau7118_hw_params()
297 			/* delay bclck by 8 */  in adau7118_hw_params()
301 			/* delay bclck by 12 */  in adau7118_hw_params()
305 			/* delay bclck by 16 */  in adau7118_hw_params()
309 			dev_err(st->dev,  in adau7118_hw_params()
312 			return -EINVAL;  in adau7118_hw_params()
315 		ret = snd_soc_component_update_bits(dai->component,  in adau7118_hw_params()
332 	dev_dbg(st->dev, "Set bias level %d\n", level);  in adau7118_set_bias_level()
343 			ret = regulator_enable(st->iovdd);  in adau7118_set_bias_level()
348 			ret = regulator_enable(st->dvdd);  in adau7118_set_bias_level()
350 				regulator_disable(st->iovdd);  in adau7118_set_bias_level()
354 			if (st->hw_mode)  in adau7118_set_bias_level()
357 			regcache_cache_only(st->map, false);  in adau7118_set_bias_level()
364 		ret = regulator_disable(st->dvdd);  in adau7118_set_bias_level()
368 		ret = regulator_disable(st->iovdd);  in adau7118_set_bias_level()
372 		if (st->hw_mode)  in adau7118_set_bias_level()
376 		regcache_mark_dirty(st->map);  in adau7118_set_bias_level()
377 		regcache_cache_only(st->map, true);  in adau7118_set_bias_level()
392 	if (st->hw_mode) {  in adau7118_component_probe()
401 		snd_soc_component_init_regmap(component, st->map);  in adau7118_component_probe()
423 	.name = "adau7118-hifi-capture",
447 static void adau7118_regulator_disable(void *data)  in adau7118_regulator_disable()  argument
449 	struct adau7118_data *st = data;  in adau7118_regulator_disable()
456 	ret = regulator_disable(st->dvdd);  in adau7118_regulator_disable()
460 	regulator_disable(st->iovdd);  in adau7118_regulator_disable()
465 	st->iovdd = devm_regulator_get(st->dev, "iovdd");  in adau7118_regulator_setup()
466 	if (IS_ERR(st->iovdd)) {  in adau7118_regulator_setup()
467 		dev_err(st->dev, "Could not get iovdd: %ld\n",  in adau7118_regulator_setup()
468 			PTR_ERR(st->iovdd));  in adau7118_regulator_setup()
469 		return PTR_ERR(st->iovdd);  in adau7118_regulator_setup()
472 	st->dvdd = devm_regulator_get(st->dev, "dvdd");  in adau7118_regulator_setup()
473 	if (IS_ERR(st->dvdd)) {  in adau7118_regulator_setup()
474 		dev_err(st->dev, "Could not get dvdd: %ld\n",  in adau7118_regulator_setup()
475 			PTR_ERR(st->dvdd));  in adau7118_regulator_setup()
476 		return PTR_ERR(st->dvdd);  in adau7118_regulator_setup()
479 	if (!st->hw_mode) {  in adau7118_regulator_setup()
480 		regcache_mark_dirty(st->map);  in adau7118_regulator_setup()
481 		regcache_cache_only(st->map, true);  in adau7118_regulator_setup()
484 	return devm_add_action_or_reset(st->dev, adau7118_regulator_disable,  in adau7118_regulator_setup()
495 	if (st->hw_mode)  in adau7118_parset_dt()
498 	ret = device_property_read_u32(st->dev, "adi,decimation-ratio",  in adau7118_parset_dt()
512 			dev_err(st->dev, "Invalid dec ratio: %u", dec_ratio);  in adau7118_parset_dt()
513 			return -EINVAL;  in adau7118_parset_dt()
516 		ret = regmap_update_bits(st->map,  in adau7118_parset_dt()
523 	ret = device_property_read_u32_array(st->dev, "adi,pdm-clk-map",  in adau7118_parset_dt()
532 		ret = regmap_update_bits(st->map,  in adau7118_parset_dt()
549 		return -ENOMEM;  in adau7118_probe()
551 	st->dev = dev;  in adau7118_probe()
552 	st->hw_mode = hw_mode;  in adau7118_probe()
556 		st->map = map;  in adau7118_probe()
584 MODULE_DESCRIPTION("ADAU7118 8 channel PDM-to-I2S/TDM Converter driver");