1 // SPDX-License-Identifier: GPL-2.0-only
3 * tegra_alc5632.c -- Toshiba AC100(PAZ00) machine ASoC driver
5 * Copyright (C) 2011 The AC100 Kernel Team <ac100@lists.lauchpad.net>
6 * Copyright (C) 2012 - NVIDIA, Inc.
8 * Authors: Leon Romanovsky <leon@leon.nu>
9 * Andrey Danin <danindrey@mail.ru>
10 * Marc Dietrich <marvin24@gmx.de>
13 #include <linux/module.h>
14 #include <linux/platform_device.h>
15 #include <linux/slab.h>
16 #include <linux/gpio.h>
17 #include <linux/of_gpio.h>
19 #include <sound/core.h>
20 #include <sound/jack.h>
21 #include <sound/pcm.h>
22 #include <sound/pcm_params.h>
23 #include <sound/soc.h>
25 #include "../codecs/alc5632.h"
27 #include "tegra_asoc_utils.h"
29 #define DRV_NAME "tegra-alc5632"
31 struct tegra_alc5632
{
32 struct tegra_asoc_utils_data util_data
;
36 static int tegra_alc5632_asoc_hw_params(struct snd_pcm_substream
*substream
,
37 struct snd_pcm_hw_params
*params
)
39 struct snd_soc_pcm_runtime
*rtd
= asoc_substream_to_rtd(substream
);
40 struct snd_soc_dai
*codec_dai
= asoc_rtd_to_codec(rtd
, 0);
41 struct snd_soc_card
*card
= rtd
->card
;
42 struct tegra_alc5632
*alc5632
= snd_soc_card_get_drvdata(card
);
46 srate
= params_rate(params
);
49 err
= tegra_asoc_utils_set_rate(&alc5632
->util_data
, srate
, mclk
);
51 dev_err(card
->dev
, "Can't configure clocks\n");
55 err
= snd_soc_dai_set_sysclk(codec_dai
, 0, mclk
,
58 dev_err(card
->dev
, "codec_dai clock not set\n");
65 static const struct snd_soc_ops tegra_alc5632_asoc_ops
= {
66 .hw_params
= tegra_alc5632_asoc_hw_params
,
69 static struct snd_soc_jack tegra_alc5632_hs_jack
;
71 static struct snd_soc_jack_pin tegra_alc5632_hs_jack_pins
[] = {
74 .mask
= SND_JACK_MICROPHONE
,
77 .pin
= "Headset Stereophone",
78 .mask
= SND_JACK_HEADPHONE
,
82 static struct snd_soc_jack_gpio tegra_alc5632_hp_jack_gpio
= {
83 .name
= "Headset detection",
84 .report
= SND_JACK_HEADSET
,
88 static const struct snd_soc_dapm_widget tegra_alc5632_dapm_widgets
[] = {
89 SND_SOC_DAPM_SPK("Int Spk", NULL
),
90 SND_SOC_DAPM_HP("Headset Stereophone", NULL
),
91 SND_SOC_DAPM_MIC("Headset Mic", NULL
),
92 SND_SOC_DAPM_MIC("Digital Mic", NULL
),
95 static const struct snd_kcontrol_new tegra_alc5632_controls
[] = {
96 SOC_DAPM_PIN_SWITCH("Int Spk"),
99 static int tegra_alc5632_asoc_init(struct snd_soc_pcm_runtime
*rtd
)
102 struct tegra_alc5632
*machine
= snd_soc_card_get_drvdata(rtd
->card
);
104 ret
= snd_soc_card_jack_new(rtd
->card
, "Headset Jack",
106 &tegra_alc5632_hs_jack
,
107 tegra_alc5632_hs_jack_pins
,
108 ARRAY_SIZE(tegra_alc5632_hs_jack_pins
));
112 if (gpio_is_valid(machine
->gpio_hp_det
)) {
113 tegra_alc5632_hp_jack_gpio
.gpio
= machine
->gpio_hp_det
;
114 snd_soc_jack_add_gpios(&tegra_alc5632_hs_jack
,
116 &tegra_alc5632_hp_jack_gpio
);
119 snd_soc_dapm_force_enable_pin(&rtd
->card
->dapm
, "MICBIAS1");
124 SND_SOC_DAILINK_DEFS(pcm
,
125 DAILINK_COMP_ARRAY(COMP_EMPTY()),
126 DAILINK_COMP_ARRAY(COMP_CODEC(NULL
, "alc5632-hifi")),
127 DAILINK_COMP_ARRAY(COMP_EMPTY()));
129 static struct snd_soc_dai_link tegra_alc5632_dai
= {
131 .stream_name
= "ALC5632 PCM",
132 .init
= tegra_alc5632_asoc_init
,
133 .ops
= &tegra_alc5632_asoc_ops
,
134 .dai_fmt
= SND_SOC_DAIFMT_I2S
135 | SND_SOC_DAIFMT_NB_NF
136 | SND_SOC_DAIFMT_CBS_CFS
,
137 SND_SOC_DAILINK_REG(pcm
),
140 static struct snd_soc_card snd_soc_tegra_alc5632
= {
141 .name
= "tegra-alc5632",
142 .owner
= THIS_MODULE
,
143 .dai_link
= &tegra_alc5632_dai
,
145 .controls
= tegra_alc5632_controls
,
146 .num_controls
= ARRAY_SIZE(tegra_alc5632_controls
),
147 .dapm_widgets
= tegra_alc5632_dapm_widgets
,
148 .num_dapm_widgets
= ARRAY_SIZE(tegra_alc5632_dapm_widgets
),
149 .fully_routed
= true,
152 static int tegra_alc5632_probe(struct platform_device
*pdev
)
154 struct device_node
*np
= pdev
->dev
.of_node
;
155 struct snd_soc_card
*card
= &snd_soc_tegra_alc5632
;
156 struct tegra_alc5632
*alc5632
;
159 alc5632
= devm_kzalloc(&pdev
->dev
,
160 sizeof(struct tegra_alc5632
), GFP_KERNEL
);
164 card
->dev
= &pdev
->dev
;
165 snd_soc_card_set_drvdata(card
, alc5632
);
167 alc5632
->gpio_hp_det
= of_get_named_gpio(np
, "nvidia,hp-det-gpios", 0);
168 if (alc5632
->gpio_hp_det
== -EPROBE_DEFER
)
169 return -EPROBE_DEFER
;
171 ret
= snd_soc_of_parse_card_name(card
, "nvidia,model");
175 ret
= snd_soc_of_parse_audio_routing(card
, "nvidia,audio-routing");
179 tegra_alc5632_dai
.codecs
->of_node
= of_parse_phandle(
180 pdev
->dev
.of_node
, "nvidia,audio-codec", 0);
182 if (!tegra_alc5632_dai
.codecs
->of_node
) {
184 "Property 'nvidia,audio-codec' missing or invalid\n");
189 tegra_alc5632_dai
.cpus
->of_node
= of_parse_phandle(np
,
190 "nvidia,i2s-controller", 0);
191 if (!tegra_alc5632_dai
.cpus
->of_node
) {
193 "Property 'nvidia,i2s-controller' missing or invalid\n");
195 goto err_put_codec_of_node
;
198 tegra_alc5632_dai
.platforms
->of_node
= tegra_alc5632_dai
.cpus
->of_node
;
200 ret
= tegra_asoc_utils_init(&alc5632
->util_data
, &pdev
->dev
);
202 goto err_put_cpu_of_node
;
204 ret
= snd_soc_register_card(card
);
206 dev_err_probe(&pdev
->dev
, ret
,
207 "snd_soc_register_card failed\n");
208 goto err_put_cpu_of_node
;
214 of_node_put(tegra_alc5632_dai
.cpus
->of_node
);
215 tegra_alc5632_dai
.cpus
->of_node
= NULL
;
216 tegra_alc5632_dai
.platforms
->of_node
= NULL
;
217 err_put_codec_of_node
:
218 of_node_put(tegra_alc5632_dai
.codecs
->of_node
);
219 tegra_alc5632_dai
.codecs
->of_node
= NULL
;
224 static int tegra_alc5632_remove(struct platform_device
*pdev
)
226 struct snd_soc_card
*card
= platform_get_drvdata(pdev
);
228 snd_soc_unregister_card(card
);
230 of_node_put(tegra_alc5632_dai
.cpus
->of_node
);
231 tegra_alc5632_dai
.cpus
->of_node
= NULL
;
232 tegra_alc5632_dai
.platforms
->of_node
= NULL
;
233 of_node_put(tegra_alc5632_dai
.codecs
->of_node
);
234 tegra_alc5632_dai
.codecs
->of_node
= NULL
;
239 static const struct of_device_id tegra_alc5632_of_match
[] = {
240 { .compatible
= "nvidia,tegra-audio-alc5632", },
244 static struct platform_driver tegra_alc5632_driver
= {
247 .pm
= &snd_soc_pm_ops
,
248 .of_match_table
= tegra_alc5632_of_match
,
250 .probe
= tegra_alc5632_probe
,
251 .remove
= tegra_alc5632_remove
,
253 module_platform_driver(tegra_alc5632_driver
);
255 MODULE_AUTHOR("Leon Romanovsky <leon@leon.nu>");
256 MODULE_DESCRIPTION("Tegra+ALC5632 machine ASoC driver");
257 MODULE_LICENSE("GPL");
258 MODULE_ALIAS("platform:" DRV_NAME
);
259 MODULE_DEVICE_TABLE(of
, tegra_alc5632_of_match
);