1 // SPDX-License-Identifier: GPL-2.0
123 	struct snd_soc_component *component = codec_dai->component;  in max98373_dai_set_fmt()
128 	dev_dbg(component->dev, "%s: fmt 0x%08X\n", __func__, fmt);  in max98373_dai_set_fmt()
137 		dev_err(component->dev, "DAI invert mode unsupported\n");  in max98373_dai_set_fmt()
138 		return -EINVAL;  in max98373_dai_set_fmt()
141 	regmap_update_bits(max98373->regmap,  in max98373_dai_set_fmt()
161 		return -EINVAL;  in max98373_dai_set_fmt()
164 	regmap_update_bits(max98373->regmap,  in max98373_dai_set_fmt()
172 /* BCLKs per LRCLK */
180 	/* match BCLKs per LRCLK */  in max98373_get_bclk_sel()
192 	/* BCLK/LRCLK ratio calculation */  in max98373_set_clock()
193 	int blr_clk_ratio = params_channels(params) * max98373->ch_size;  in max98373_set_clock()
196 	if (!max98373->tdm_mode) {  in max98373_set_clock()
200 			dev_err(component->dev, "format unsupported %d\n",  in max98373_set_clock()
202 			return -EINVAL;  in max98373_set_clock()
205 		regmap_update_bits(max98373->regmap,  in max98373_set_clock()
217 	struct snd_soc_component *component = dai->component;  in max98373_dai_hw_params()
234 		dev_err(component->dev, "format unsupported %d\n",  in max98373_dai_hw_params()
239 	max98373->ch_size = snd_pcm_format_width(params_format(params));  in max98373_dai_hw_params()
241 	regmap_update_bits(max98373->regmap,  in max98373_dai_hw_params()
245 	dev_dbg(component->dev, "format supported %d",  in max98373_dai_hw_params()
284 		dev_err(component->dev, "rate %d not supported\n",  in max98373_dai_hw_params()
289 	/* set DAI_SR to correct LRCLK frequency */  in max98373_dai_hw_params()
290 	regmap_update_bits(max98373->regmap,  in max98373_dai_hw_params()
294 	regmap_update_bits(max98373->regmap,  in max98373_dai_hw_params()
300 	if (max98373->interleave_mode &&  in max98373_dai_hw_params()
302 		regmap_update_bits(max98373->regmap,  in max98373_dai_hw_params()
305 				   sampling_rate - 3);  in max98373_dai_hw_params()
307 		regmap_update_bits(max98373->regmap,  in max98373_dai_hw_params()
314 	return -EINVAL;  in max98373_dai_hw_params()
321 	struct snd_soc_component *component = dai->component;  in max98373_dai_tdm_slot()
329 		max98373->tdm_mode = false;  in max98373_dai_tdm_slot()
331 		max98373->tdm_mode = true;  in max98373_dai_tdm_slot()
336 		dev_err(component->dev, "BCLK %d not supported\n",  in max98373_dai_tdm_slot()
338 		return -EINVAL;  in max98373_dai_tdm_slot()
341 	regmap_update_bits(max98373->regmap,  in max98373_dai_tdm_slot()
358 		dev_err(component->dev, "format unsupported %d\n",  in max98373_dai_tdm_slot()
360 		return -EINVAL;  in max98373_dai_tdm_slot()
363 	regmap_update_bits(max98373->regmap,  in max98373_dai_tdm_slot()
373 				regmap_update_bits(max98373->regmap,  in max98373_dai_tdm_slot()
377 				regmap_write(max98373->regmap,  in max98373_dai_tdm_slot()
386 	/* Tx slot Hi-Z configuration */  in max98373_dai_tdm_slot()
387 	regmap_write(max98373->regmap,  in max98373_dai_tdm_slot()
390 	regmap_write(max98373->regmap,  in max98373_dai_tdm_slot()
456 		.name = "max98373-aif1",
482 	for (i = 0; i < max98373->cache_num; i++)  in max98373_suspend()
483 		regmap_read(max98373->regmap, max98373->cache[i].reg, &max98373->cache[i].val);  in max98373_suspend()
485 	regcache_cache_only(max98373->regmap, true);  in max98373_suspend()
486 	regcache_mark_dirty(max98373->regmap);  in max98373_suspend()
494 	regcache_cache_only(max98373->regmap, false);  in max98373_resume()
496 	regcache_sync(max98373->regmap);  in max98373_resume()
523 	max98373 = devm_kzalloc(&i2c->dev, sizeof(*max98373), GFP_KERNEL);  in max98373_i2c_probe()
526 		ret = -ENOMEM;  in max98373_i2c_probe()
532 	if (device_property_read_bool(&i2c->dev, "maxim,interleave_mode"))  in max98373_i2c_probe()
533 		max98373->interleave_mode = true;  in max98373_i2c_probe()
535 		max98373->interleave_mode = false;  in max98373_i2c_probe()
538 	max98373->regmap = devm_regmap_init_i2c(i2c, &max98373_regmap);  in max98373_i2c_probe()
539 	if (IS_ERR(max98373->regmap)) {  in max98373_i2c_probe()
540 		ret = PTR_ERR(max98373->regmap);  in max98373_i2c_probe()
541 		dev_err(&i2c->dev,  in max98373_i2c_probe()
546 	max98373->cache_num = ARRAY_SIZE(max98373_i2c_cache_reg);  in max98373_i2c_probe()
547 	max98373->cache = devm_kcalloc(&i2c->dev, max98373->cache_num,  in max98373_i2c_probe()
548 				       sizeof(*max98373->cache),  in max98373_i2c_probe()
550 	if (!max98373->cache) {  in max98373_i2c_probe()
551 		ret = -ENOMEM;  in max98373_i2c_probe()
555 	for (i = 0; i < max98373->cache_num; i++)  in max98373_i2c_probe()
556 		max98373->cache[i].reg = max98373_i2c_cache_reg[i];  in max98373_i2c_probe()
559 	max98373_slot_config(&i2c->dev, max98373);  in max98373_i2c_probe()
562 	ret = regmap_read(max98373->regmap,  in max98373_i2c_probe()
565 		dev_err(&i2c->dev,  in max98373_i2c_probe()
569 	dev_info(&i2c->dev, "MAX98373 revisionID: 0x%02X\n", reg);  in max98373_i2c_probe()
571 	/* codec registration */  in max98373_i2c_probe()
572 	ret = devm_snd_soc_register_component(&i2c->dev, &soc_codec_dev_max98373,  in max98373_i2c_probe()
575 		dev_err(&i2c->dev, "Failed to register codec: %d\n", ret);  in max98373_i2c_probe()