1 // SPDX-License-Identifier: GPL-2.0-only
3 * tegra_rt5640.c - Tegra machine ASoC driver for boards using RT5640 codec.
9  * Copyright (C) 2010-2012 - NVIDIA, Inc.
31 #define DRV_NAME "tegra-snd-rt5640"
44 	struct snd_soc_card *card = rtd->card;  in tegra_rt5640_asoc_hw_params()
52 	err = tegra_asoc_utils_set_rate(&machine->util_data, srate, mclk);  in tegra_rt5640_asoc_hw_params()
54 		dev_err(card->dev, "Can't configure clocks\n");  in tegra_rt5640_asoc_hw_params()
61 		dev_err(card->dev, "codec_dai clock not set\n");  in tegra_rt5640_asoc_hw_params()
100 	struct tegra_rt5640 *machine = snd_soc_card_get_drvdata(rtd->card);  in tegra_rt5640_asoc_init()
102 	snd_soc_card_jack_new(rtd->card, "Headphones", SND_JACK_HEADPHONE,  in tegra_rt5640_asoc_init()
106 	if (gpio_is_valid(machine->gpio_hp_det)) {  in tegra_rt5640_asoc_init()
107 		tegra_rt5640_hp_jack_gpio.gpio = machine->gpio_hp_det;  in tegra_rt5640_asoc_init()
109 			!!(machine->gpio_hp_det_flags & OF_GPIO_ACTIVE_LOW);  in tegra_rt5640_asoc_init()
118 SND_SOC_DAILINK_DEFS(aif1,
120 	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "rt5640-aif1")),
130 	SND_SOC_DAILINK_REG(aif1),
134 	.name = "tegra-rt5640",
148 	struct device_node *np = pdev->dev.of_node;  in tegra_rt5640_probe()
153 	machine = devm_kzalloc(&pdev->dev,  in tegra_rt5640_probe()
156 		return -ENOMEM;  in tegra_rt5640_probe()
158 	card->dev = &pdev->dev;  in tegra_rt5640_probe()
161 	machine->gpio_hp_det = of_get_named_gpio_flags(  in tegra_rt5640_probe()
162 		np, "nvidia,hp-det-gpios", 0, &machine->gpio_hp_det_flags);  in tegra_rt5640_probe()
163 	if (machine->gpio_hp_det == -EPROBE_DEFER)  in tegra_rt5640_probe()
164 		return -EPROBE_DEFER;  in tegra_rt5640_probe()
170 	ret = snd_soc_of_parse_audio_routing(card, "nvidia,audio-routing");  in tegra_rt5640_probe()
174 	tegra_rt5640_dai.codecs->of_node = of_parse_phandle(np,  in tegra_rt5640_probe()
175 			"nvidia,audio-codec", 0);  in tegra_rt5640_probe()
176 	if (!tegra_rt5640_dai.codecs->of_node) {  in tegra_rt5640_probe()
177 		dev_err(&pdev->dev,  in tegra_rt5640_probe()
178 			"Property 'nvidia,audio-codec' missing or invalid\n");  in tegra_rt5640_probe()
179 		return -EINVAL;  in tegra_rt5640_probe()
182 	tegra_rt5640_dai.cpus->of_node = of_parse_phandle(np,  in tegra_rt5640_probe()
183 			"nvidia,i2s-controller", 0);  in tegra_rt5640_probe()
184 	if (!tegra_rt5640_dai.cpus->of_node) {  in tegra_rt5640_probe()
185 		dev_err(&pdev->dev,  in tegra_rt5640_probe()
186 			"Property 'nvidia,i2s-controller' missing or invalid\n");  in tegra_rt5640_probe()
187 		return -EINVAL;  in tegra_rt5640_probe()
190 	tegra_rt5640_dai.platforms->of_node = tegra_rt5640_dai.cpus->of_node;  in tegra_rt5640_probe()
192 	ret = tegra_asoc_utils_init(&machine->util_data, &pdev->dev);  in tegra_rt5640_probe()
196 	ret = devm_snd_soc_register_card(&pdev->dev, card);  in tegra_rt5640_probe()
198 		dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",  in tegra_rt5640_probe()
207 	{ .compatible = "nvidia,tegra-audio-rt5640", },