144 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			144 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0-or-later
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| /*
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|  * linux/sound/soc/pxa/ttc_dkb.c
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|  *
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|  * Copyright (C) 2012 Marvell International Ltd.
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|  */
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| #include <linux/module.h>
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| #include <linux/moduleparam.h>
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| #include <sound/core.h>
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| #include <sound/pcm.h>
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| #include <sound/soc.h>
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| #include <sound/jack.h>
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| #include <asm/mach-types.h>
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| #include <sound/pcm_params.h>
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| #include "../codecs/88pm860x-codec.h"
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| 
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| static struct snd_soc_jack hs_jack, mic_jack;
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| 
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| static struct snd_soc_jack_pin hs_jack_pins[] = {
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| 	{ .pin = "Headset Stereophone",	.mask = SND_JACK_HEADPHONE, },
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| };
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| 
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| static struct snd_soc_jack_pin mic_jack_pins[] = {
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| 	{ .pin = "Headset Mic 2",	.mask = SND_JACK_MICROPHONE, },
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| };
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| 
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| /* ttc machine dapm widgets */
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| static const struct snd_soc_dapm_widget ttc_dapm_widgets[] = {
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| 	SND_SOC_DAPM_HP("Headset Stereophone", NULL),
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| 	SND_SOC_DAPM_LINE("Lineout Out 1", NULL),
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| 	SND_SOC_DAPM_LINE("Lineout Out 2", NULL),
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| 	SND_SOC_DAPM_SPK("Ext Speaker", NULL),
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| 	SND_SOC_DAPM_MIC("Ext Mic 1", NULL),
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| 	SND_SOC_DAPM_MIC("Headset Mic 2", NULL),
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| 	SND_SOC_DAPM_MIC("Ext Mic 3", NULL),
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| };
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| 
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| /* ttc machine audio map */
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| static const struct snd_soc_dapm_route ttc_audio_map[] = {
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| 	{"Headset Stereophone", NULL, "HS1"},
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| 	{"Headset Stereophone", NULL, "HS2"},
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| 
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| 	{"Ext Speaker", NULL, "LSP"},
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| 	{"Ext Speaker", NULL, "LSN"},
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| 
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| 	{"Lineout Out 1", NULL, "LINEOUT1"},
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| 	{"Lineout Out 2", NULL, "LINEOUT2"},
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| 
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| 	{"MIC1P", NULL, "Mic1 Bias"},
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| 	{"MIC1N", NULL, "Mic1 Bias"},
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| 	{"Mic1 Bias", NULL, "Ext Mic 1"},
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| 
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| 	{"MIC2P", NULL, "Mic1 Bias"},
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| 	{"MIC2N", NULL, "Mic1 Bias"},
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| 	{"Mic1 Bias", NULL, "Headset Mic 2"},
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| 
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| 	{"MIC3P", NULL, "Mic3 Bias"},
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| 	{"MIC3N", NULL, "Mic3 Bias"},
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| 	{"Mic3 Bias", NULL, "Ext Mic 3"},
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| };
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| 
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| static int ttc_pm860x_init(struct snd_soc_pcm_runtime *rtd)
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| {
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| 	struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
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| 
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| 	/* Headset jack detection */
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| 	snd_soc_card_jack_new_pins(rtd->card, "Headphone Jack",
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| 				   SND_JACK_HEADPHONE | SND_JACK_BTN_0 |
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| 				   SND_JACK_BTN_1 | SND_JACK_BTN_2,
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| 				   &hs_jack,
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| 				   hs_jack_pins, ARRAY_SIZE(hs_jack_pins));
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| 	snd_soc_card_jack_new_pins(rtd->card, "Microphone Jack",
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| 				   SND_JACK_MICROPHONE, &mic_jack,
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| 				   mic_jack_pins, ARRAY_SIZE(mic_jack_pins));
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| 
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| 	/* headphone, microphone detection & headset short detection */
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| 	pm860x_hs_jack_detect(component, &hs_jack, SND_JACK_HEADPHONE,
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| 			      SND_JACK_BTN_0, SND_JACK_BTN_1, SND_JACK_BTN_2);
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| 	pm860x_mic_jack_detect(component, &hs_jack, SND_JACK_MICROPHONE);
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| 
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| 	return 0;
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| }
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| 
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| /* ttc/td-dkb digital audio interface glue - connects codec <--> CPU */
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| SND_SOC_DAILINK_DEFS(i2s,
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| 	DAILINK_COMP_ARRAY(COMP_CPU("pxa-ssp-dai.1")),
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| 	DAILINK_COMP_ARRAY(COMP_CODEC("88pm860x-codec", "88pm860x-i2s")),
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| 	DAILINK_COMP_ARRAY(COMP_PLATFORM("mmp-pcm-audio")));
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| 
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| static struct snd_soc_dai_link ttc_pm860x_hifi_dai[] = {
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| {
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| 	 .name = "88pm860x i2s",
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| 	 .stream_name = "audio playback",
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| 	 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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| 			SND_SOC_DAIFMT_CBM_CFM,
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| 	 .init = ttc_pm860x_init,
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| 	 SND_SOC_DAILINK_REG(i2s),
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| },
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| };
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| 
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| /* ttc/td audio machine driver */
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| static struct snd_soc_card ttc_dkb_card = {
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| 	.name = "ttc-dkb-hifi",
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| 	.owner = THIS_MODULE,
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| 	.dai_link = ttc_pm860x_hifi_dai,
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| 	.num_links = ARRAY_SIZE(ttc_pm860x_hifi_dai),
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| 
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| 	.dapm_widgets = ttc_dapm_widgets,
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| 	.num_dapm_widgets = ARRAY_SIZE(ttc_dapm_widgets),
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| 	.dapm_routes = ttc_audio_map,
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| 	.num_dapm_routes = ARRAY_SIZE(ttc_audio_map),
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| };
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| 
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| static int ttc_dkb_probe(struct platform_device *pdev)
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| {
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| 	struct snd_soc_card *card = &ttc_dkb_card;
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| 	int ret;
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| 
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| 	card->dev = &pdev->dev;
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| 
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| 	ret = devm_snd_soc_register_card(&pdev->dev, card);
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| 	if (ret)
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| 		dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
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| 			ret);
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| 
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| 	return ret;
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| }
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| 
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| static struct platform_driver ttc_dkb_driver = {
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| 	.driver		= {
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| 		.name	= "ttc-dkb-audio",
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| 		.pm     = &snd_soc_pm_ops,
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| 	},
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| 	.probe		= ttc_dkb_probe,
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| };
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| 
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| module_platform_driver(ttc_dkb_driver);
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| 
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| /* Module information */
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| MODULE_AUTHOR("Qiao Zhou, <zhouqiao@marvell.com>");
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| MODULE_DESCRIPTION("ALSA SoC TTC DKB");
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| MODULE_LICENSE("GPL");
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| MODULE_ALIAS("platform:ttc-dkb-audio");
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