soc/codecs/wm8770.c

1 // SPDX-License-Identifier: GPL-2.0-only
3  * wm8770.c  --  WM8770 ALSA SoC Audio driver
31 	"AVDD1",
94  * We can't use the same notifier block for more than one supply and
105 		regcache_mark_dirty(wm8770->regmap);	\
114 static const DECLARE_TLV_DB_SCALE(adc_tlv, -1200, 100, 0);
115 static const DECLARE_TLV_DB_SCALE(dac_dig_tlv, -12750, 50, 1);
116 static const DECLARE_TLV_DB_SCALE(dac_alg_tlv, -12700, 100, 1);
248 	SND_SOC_DAPM_SUPPLY("VOUT12 Supply", SND_SOC_NOPM, 0, 0,
250 	SND_SOC_DAPM_SUPPLY("VOUT34 Supply", SND_SOC_NOPM, 0, 0,
280 	{ "VOUT1 Mixer", NULL, "VOUT12 Supply" },
285 	{ "VOUT2 Mixer", NULL, "VOUT12 Supply" },
290 	{ "VOUT3 Mixer", NULL, "VOUT34 Supply" },
295 	{ "VOUT4 Mixer", NULL, "VOUT34 Supply" },
308 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);  in vout12supply_event()
325 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);  in vout34supply_event()
349 	component = dai->component;  in wm8770_set_fmt()
359 		return -EINVAL;  in wm8770_set_fmt()
373 		return -EINVAL;  in wm8770_set_fmt()
389 		return -EINVAL;  in wm8770_set_fmt()
418 	component = dai->component;  in wm8770_hw_params()
436 	switch (substream->stream) {  in wm8770_hw_params()
446 		return -EINVAL;  in wm8770_hw_params()
452 			ratio = wm8770->sysclk / params_rate(params);  in wm8770_hw_params()
458 			dev_err(component->dev,  in wm8770_hw_params()
460 				wm8770->sysclk, params_rate(params));  in wm8770_hw_params()
461 			return -EINVAL;  in wm8770_hw_params()
464 		dev_dbg(component->dev, "MCLK is %dfs\n", mclk_ratios[i]);  in wm8770_hw_params()
479 	component = dai->component;  in wm8770_mute()
490 	component = dai->component;  in wm8770_set_sysclk()
492 	wm8770->sysclk = freq;  in wm8770_set_sysclk()
511 			ret = regulator_bulk_enable(ARRAY_SIZE(wm8770->supplies),  in wm8770_set_bias_level()
512 						    wm8770->supplies);  in wm8770_set_bias_level()
514 				dev_err(component->dev,  in wm8770_set_bias_level()
520 			regcache_sync(wm8770->regmap);  in wm8770_set_bias_level()
529 		regulator_bulk_disable(ARRAY_SIZE(wm8770->supplies),  in wm8770_set_bias_level()
530 				       wm8770->supplies);  in wm8770_set_bias_level()
549 	.name = "wm8770-hifi",
574 	wm8770->component = component;  in wm8770_probe()
576 	ret = regulator_bulk_enable(ARRAY_SIZE(wm8770->supplies),  in wm8770_probe()
577 				    wm8770->supplies);  in wm8770_probe()
579 		dev_err(component->dev, "Failed to enable supplies: %d\n", ret);  in wm8770_probe()
585 		dev_err(component->dev, "Failed to issue reset: %d\n", ret);  in wm8770_probe()
605 	regulator_bulk_disable(ARRAY_SIZE(wm8770->supplies), wm8770->supplies);  in wm8770_probe()
645 	wm8770 = devm_kzalloc(&spi->dev, sizeof(struct wm8770_priv),  in wm8770_spi_probe()
648 		return -ENOMEM;  in wm8770_spi_probe()
650 	for (i = 0; i < ARRAY_SIZE(wm8770->supplies); i++)  in wm8770_spi_probe()
651 		wm8770->supplies[i].supply = wm8770_supply_names[i];  in wm8770_spi_probe()
653 	ret = devm_regulator_bulk_get(&spi->dev, ARRAY_SIZE(wm8770->supplies),  in wm8770_spi_probe()
654 				      wm8770->supplies);  in wm8770_spi_probe()
656 		dev_err(&spi->dev, "Failed to request supplies: %d\n", ret);  in wm8770_spi_probe()
660 	wm8770->disable_nb[0].notifier_call = wm8770_regulator_event_0;  in wm8770_spi_probe()
661 	wm8770->disable_nb[1].notifier_call = wm8770_regulator_event_1;  in wm8770_spi_probe()
662 	wm8770->disable_nb[2].notifier_call = wm8770_regulator_event_2;  in wm8770_spi_probe()
665 	for (i = 0; i < ARRAY_SIZE(wm8770->supplies); i++) {  in wm8770_spi_probe()
667 						wm8770->supplies[i].consumer,  in wm8770_spi_probe()
668 						&wm8770->disable_nb[i]);  in wm8770_spi_probe()
670 			dev_err(&spi->dev,  in wm8770_spi_probe()
676 	wm8770->regmap = devm_regmap_init_spi(spi, &wm8770_regmap);  in wm8770_spi_probe()
677 	if (IS_ERR(wm8770->regmap))  in wm8770_spi_probe()
678 		return PTR_ERR(wm8770->regmap);  in wm8770_spi_probe()
682 	ret = devm_snd_soc_register_component(&spi->dev,  in wm8770_spi_probe()