soc/codecs/tas2780.c

20 #include "tas2780.h"
31 static void tas2780_reset(struct tas2780_priv *tas2780)
35 	if (tas2780->reset_gpio) {
36 		gpiod_set_value_cansleep(tas2780->reset_gpio, 0);
38 		gpiod_set_value_cansleep(tas2780->reset_gpio, 1);
42 	ret = snd_soc_component_write(tas2780->component, TAS2780_SW_RST,
45 		dev_err(tas2780->dev, "%s:errCode:0x%x Reset error!\n",
52 	struct tas2780_priv *tas2780 =
59 		dev_err(tas2780->dev, "%s:errCode:0x%0x:power down error\n",
64 	regcache_cache_only(tas2780->regmap, true);
65 	regcache_mark_dirty(tas2780->regmap);
72 	struct tas2780_priv *tas2780 =
80 		dev_err(tas2780->dev, "%s:errCode:0x%0x:power down error\n",
84 	regcache_cache_only(tas2780->regmap, false);
85 	ret = regcache_sync(tas2780->regmap);
133 	struct tas2780_priv *tas2780 =
141 		dev_err(tas2780->dev, "%s: Failed to set powercontrol\n",
150 static int tas2780_set_bitwidth(struct tas2780_priv *tas2780, int bitwidth)
152 	struct snd_soc_component *component = tas2780->component;
186 		dev_err(tas2780->dev, "%s:errCode:0x%x set bitwidth error\n",
194 		dev_err(tas2780->dev,
200 	val = snd_soc_component_read(tas2780->component, TAS2780_PWR_CTRL);
202 		dev_err(tas2780->dev, "%s:errCode:0x%x read PWR_CTRL error\n",
213 	ret = snd_soc_component_update_bits(tas2780->component,
216 		dev_err(tas2780->dev, "%s:errCode:0x%x enable vSNS error\n",
226 	ret = snd_soc_component_update_bits(tas2780->component,
229 		dev_err(tas2780->dev, "%s:errCode:0x%x enable iSNS error\n",
239 	struct tas2780_priv *tas2780, int samplerate)
241 	struct snd_soc_component *component = tas2780->component;
269 		dev_err(tas2780->dev,
283 	struct tas2780_priv *tas2780 =
287 	ret = tas2780_set_bitwidth(tas2780, params_format(params));
291 	return tas2780_set_samplerate(tas2780, params_rate(params));
297 	struct tas2780_priv *tas2780 =
311 		dev_err(tas2780->dev, "ASI format Inverse is not found\n");
318 		dev_err(tas2780->dev,
337 			dev_err(tas2780->dev,
348 		dev_err(tas2780->dev,
357 		dev_err(tas2780->dev, "%s:errCode:0x%x Failed to set iface\n",
372 	struct tas2780_priv *tas2780 =
397 		dev_err(tas2780->dev,
421 		dev_err(tas2780->dev,
428 		TAS2780_TDM_CFG5_50_MASK, tas2780->v_sense_slot);
430 		dev_err(tas2780->dev,
437 		TAS2780_TDM_CFG6_50_MASK, tas2780->i_sense_slot);
439 		dev_err(tas2780->dev,
465 		.name = "tas2780 ASI1",
488 	struct tas2780_priv *tas2780 =
492 	tas2780->component = component;
494 	tas2780_reset(tas2780);
499 		dev_err(tas2780->dev, "%s:errCode:0x%0x\n",
567 static int tas2780_parse_dt(struct device *dev, struct tas2780_priv *tas2780)
571 	tas2780->reset_gpio = devm_gpiod_get_optional(tas2780->dev, "reset",
573 	if (IS_ERR(tas2780->reset_gpio)) {
574 		if (PTR_ERR(tas2780->reset_gpio) == -EPROBE_DEFER) {
575 			tas2780->reset_gpio = NULL;
581 		&tas2780->i_sense_slot);
583 		tas2780->i_sense_slot = 0;
586 		&tas2780->v_sense_slot);
588 		tas2780->v_sense_slot = 2;
595 	struct tas2780_priv *tas2780;
598 	tas2780 = devm_kzalloc(&client->dev, sizeof(struct tas2780_priv),
600 	if (!tas2780)
602 	tas2780->dev = &client->dev;
603 	i2c_set_clientdata(client, tas2780);
604 	dev_set_drvdata(&client->dev, tas2780);
606 	tas2780->regmap = devm_regmap_init_i2c(client, &tas2780_i2c_regmap);
607 	if (IS_ERR(tas2780->regmap)) {
608 		result = PTR_ERR(tas2780->regmap);
615 		result = tas2780_parse_dt(&client->dev, tas2780);
617 			dev_err(tas2780->dev,
623 	return devm_snd_soc_register_component(tas2780->dev,
629 	{ "tas2780"},
636 	{ .compatible = "ti,tas2780" },
644 		.name   = "tas2780",