1 // SPDX-License-Identifier: GPL-2.0-only
4  *    Asahi Kasei AK5386 Single-ended 24-Bit 192kHz delta-sigma ADC
20 	"va", "vd"
41 	return regulator_bulk_enable(ARRAY_SIZE(priv->supplies), priv->supplies);  in ak5386_soc_probe()
47 	regulator_bulk_disable(ARRAY_SIZE(priv->supplies), priv->supplies);  in ak5386_soc_remove()
54 	regulator_bulk_disable(ARRAY_SIZE(priv->supplies), priv->supplies);  in ak5386_soc_suspend()
61 	return regulator_bulk_enable(ARRAY_SIZE(priv->supplies), priv->supplies);  in ak5386_soc_resume()
86 	struct snd_soc_component *component = codec_dai->component;  in ak5386_set_dai_fmt()
91 		dev_err(component->dev, "Invalid DAI format\n");  in ak5386_set_dai_fmt()
92 		return -EINVAL;  in ak5386_set_dai_fmt()
102 	struct snd_soc_component *component = dai->component;  in ak5386_hw_params()
112 	 * the AK5386 in power-down mode (PDN pin = “L”).  in ak5386_hw_params()
115 	if (gpio_is_valid(priv->reset_gpio))  in ak5386_hw_params()
116 		gpio_set_value(priv->reset_gpio, 1);  in ak5386_hw_params()
124 	struct snd_soc_component *component = dai->component;  in ak5386_hw_free()
127 	if (gpio_is_valid(priv->reset_gpio))  in ak5386_hw_free()
128 		gpio_set_value(priv->reset_gpio, 0);  in ak5386_hw_free()
140 	.name		= "ak5386-hifi",
156 	{ .compatible = "asahi-kasei,ak5386", },
164 	struct device *dev = &pdev->dev;  in ak5386_probe()
170 		return -ENOMEM;  in ak5386_probe()
172 	priv->reset_gpio = -EINVAL;  in ak5386_probe()
176 		priv->supplies[i].supply = supply_names[i];  in ak5386_probe()
178 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(priv->supplies),  in ak5386_probe()
179 				      priv->supplies);  in ak5386_probe()
184 		priv->reset_gpio = of_get_named_gpio(dev->of_node,  in ak5386_probe()
185 						      "reset-gpio", 0);  in ak5386_probe()
187 	if (gpio_is_valid(priv->reset_gpio))  in ak5386_probe()
188 		if (devm_gpio_request_one(dev, priv->reset_gpio,  in ak5386_probe()
191 			priv->reset_gpio = -EINVAL;  in ak5386_probe()