[mirror_ubuntu-jammy-kernel.git] / sound / soc / pxa / e800_wm9712.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * e800-wm9712.c  --  SoC audio for e800
 *
 * Copyright 2007 (c) Ian Molton <spyro@f2s.com>
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/gpio.h>

#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>

#include <asm/mach-types.h>
#include <mach/audio.h>
#include <mach/eseries-gpio.h>

static int e800_spk_amp_event(struct snd_soc_dapm_widget *w,
				struct snd_kcontrol *kcontrol, int event)
{
	if (event & SND_SOC_DAPM_PRE_PMU)
		gpio_set_value(GPIO_E800_SPK_AMP_ON, 1);
	else if (event & SND_SOC_DAPM_POST_PMD)
		gpio_set_value(GPIO_E800_SPK_AMP_ON, 0);

	return 0;
}

static int e800_hp_amp_event(struct snd_soc_dapm_widget *w,
				struct snd_kcontrol *kcontrol, int event)
{
	if (event & SND_SOC_DAPM_PRE_PMU)
		gpio_set_value(GPIO_E800_HP_AMP_OFF, 0);
	else if (event & SND_SOC_DAPM_POST_PMD)
		gpio_set_value(GPIO_E800_HP_AMP_OFF, 1);

	return 0;
}

static const struct snd_soc_dapm_widget e800_dapm_widgets[] = {
	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	SND_SOC_DAPM_MIC("Mic (Internal1)", NULL),
	SND_SOC_DAPM_MIC("Mic (Internal2)", NULL),
	SND_SOC_DAPM_SPK("Speaker", NULL),
	SND_SOC_DAPM_PGA_E("Headphone Amp", SND_SOC_NOPM, 0, 0, NULL, 0,
			e800_hp_amp_event, SND_SOC_DAPM_PRE_PMU |
			SND_SOC_DAPM_POST_PMD),
	SND_SOC_DAPM_PGA_E("Speaker Amp", SND_SOC_NOPM, 0, 0, NULL, 0,
			e800_spk_amp_event, SND_SOC_DAPM_PRE_PMU |
			SND_SOC_DAPM_POST_PMD),
};

static const struct snd_soc_dapm_route audio_map[] = {
	{"Headphone Jack", NULL, "HPOUTL"},
	{"Headphone Jack", NULL, "HPOUTR"},
	{"Headphone Jack", NULL, "Headphone Amp"},

	{"Speaker Amp", NULL, "MONOOUT"},
	{"Speaker", NULL, "Speaker Amp"},

	{"MIC1", NULL, "Mic (Internal1)"},
	{"MIC2", NULL, "Mic (Internal2)"},
};


SND_SOC_DAILINK_DEFS(ac97,
	DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97")),
	DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-hifi")),
	DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio")));

SND_SOC_DAILINK_DEFS(ac97_aux,
	DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97-aux")),
	DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-aux")),
	DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio")));

static struct snd_soc_dai_link e800_dai[] = {
	{
		.name = "AC97",
		.stream_name = "AC97 HiFi",
		SND_SOC_DAILINK_REG(ac97),
	},
	{
		.name = "AC97 Aux",
		.stream_name = "AC97 Aux",
		SND_SOC_DAILINK_REG(ac97_aux),
	},
};

static struct snd_soc_card e800 = {
	.name = "Toshiba e800",
	.owner = THIS_MODULE,
	.dai_link = e800_dai,
	.num_links = ARRAY_SIZE(e800_dai),

	.dapm_widgets = e800_dapm_widgets,
	.num_dapm_widgets = ARRAY_SIZE(e800_dapm_widgets),
	.dapm_routes = audio_map,
	.num_dapm_routes = ARRAY_SIZE(audio_map),
};

static struct gpio e800_audio_gpios[] = {
	{ GPIO_E800_SPK_AMP_ON, GPIOF_OUT_INIT_HIGH, "Headphone amp" },
	{ GPIO_E800_HP_AMP_OFF, GPIOF_OUT_INIT_HIGH, "Speaker amp" },
};

static int e800_probe(struct platform_device *pdev)
{
	struct snd_soc_card *card = &e800;
	int ret;

	ret = gpio_request_array(e800_audio_gpios,
				 ARRAY_SIZE(e800_audio_gpios));
	if (ret)
		return ret;

	card->dev = &pdev->dev;

	ret = devm_snd_soc_register_card(&pdev->dev, card);
	if (ret) {
		dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
			ret);
		gpio_free_array(e800_audio_gpios, ARRAY_SIZE(e800_audio_gpios));
	}
	return ret;
}

static int e800_remove(struct platform_device *pdev)
{
	gpio_free_array(e800_audio_gpios, ARRAY_SIZE(e800_audio_gpios));
	return 0;
}

static struct platform_driver e800_driver = {
	.driver		= {
		.name	= "e800-audio",
		.pm     = &snd_soc_pm_ops,
	},
	.probe		= e800_probe,
	.remove		= e800_remove,
};

module_platform_driver(e800_driver);

/* Module information */
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("ALSA SoC driver for e800");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:e800-audio");
Commit	Line	Data
a10e763b	1	// SPDX-License-Identifier: GPL-2.0-only
ab40d4f1 IM	2	/*
	3	* e800-wm9712.c -- SoC audio for e800
	4	*
ab40d4f1	5	* Copyright 2007 (c) Ian Molton <spyro@f2s.com>
ab40d4f1 IM	6	*/
	7
	8	#include <linux/module.h>
	9	#include <linux/moduleparam.h>
0465c7aa	10	#include <linux/gpio.h>
ab40d4f1 IM	11
	12	#include <sound/core.h>
	13	#include <sound/pcm.h>
	14	#include <sound/soc.h>
ab40d4f1	15
c91cf25e	16	#include <asm/mach-types.h>
a09e64fb	17	#include <mach/audio.h>
0465c7aa IM	18	#include <mach/eseries-gpio.h>
0465c7aa IM	19
0465c7aa IM	20	static int e800_spk_amp_event(struct snd_soc_dapm_widget *w,
	21	struct snd_kcontrol *kcontrol, int event)
	22	{
	23	if (event & SND_SOC_DAPM_PRE_PMU)
	24	gpio_set_value(GPIO_E800_SPK_AMP_ON, 1);
	25	else if (event & SND_SOC_DAPM_POST_PMD)
	26	gpio_set_value(GPIO_E800_SPK_AMP_ON, 0);
ab40d4f1	27
0465c7aa IM	28	return 0;
	29	}
	30
	31	static int e800_hp_amp_event(struct snd_soc_dapm_widget *w,
	32	struct snd_kcontrol *kcontrol, int event)
ab40d4f1	33	{
0465c7aa IM	34	if (event & SND_SOC_DAPM_PRE_PMU)
	35	gpio_set_value(GPIO_E800_HP_AMP_OFF, 0);
	36	else if (event & SND_SOC_DAPM_POST_PMD)
	37	gpio_set_value(GPIO_E800_HP_AMP_OFF, 1);
	38
	39	return 0;
	40	}
	41
	42	static const struct snd_soc_dapm_widget e800_dapm_widgets[] = {
	43	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	44	SND_SOC_DAPM_MIC("Mic (Internal1)", NULL),
	45	SND_SOC_DAPM_MIC("Mic (Internal2)", NULL),
	46	SND_SOC_DAPM_SPK("Speaker", NULL),
	47	SND_SOC_DAPM_PGA_E("Headphone Amp", SND_SOC_NOPM, 0, 0, NULL, 0,
	48	e800_hp_amp_event, SND_SOC_DAPM_PRE_PMU \|
	49	SND_SOC_DAPM_POST_PMD),
	50	SND_SOC_DAPM_PGA_E("Speaker Amp", SND_SOC_NOPM, 0, 0, NULL, 0,
	51	e800_spk_amp_event, SND_SOC_DAPM_PRE_PMU \|
	52	SND_SOC_DAPM_POST_PMD),
	53	};
	54
	55	static const struct snd_soc_dapm_route audio_map[] = {
	56	{"Headphone Jack", NULL, "HPOUTL"},
	57	{"Headphone Jack", NULL, "HPOUTR"},
	58	{"Headphone Jack", NULL, "Headphone Amp"},
	59
	60	{"Speaker Amp", NULL, "MONOOUT"},
	61	{"Speaker", NULL, "Speaker Amp"},
	62
	63	{"MIC1", NULL, "Mic (Internal1)"},
	64	{"MIC2", NULL, "Mic (Internal2)"},
	65	};
	66
32b787a0 KM	67
	68	SND_SOC_DAILINK_DEFS(ac97,
	69	DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97")),
	70	DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-hifi")),
	71	DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio")));
	72
	73	SND_SOC_DAILINK_DEFS(ac97_aux,
	74	DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97-aux")),
	75	DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-aux")),
	76	DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio")));
	77
0465c7aa IM	78	static struct snd_soc_dai_link e800_dai[] = {
	79	{
	80	.name = "AC97",
	81	.stream_name = "AC97 HiFi",
32b787a0	82	SND_SOC_DAILINK_REG(ac97),
0465c7aa IM	83	},
	84	{
	85	.name = "AC97 Aux",
	86	.stream_name = "AC97 Aux",
32b787a0	87	SND_SOC_DAILINK_REG(ac97_aux),
0465c7aa	88	},
ab40d4f1 IM	89	};
ab40d4f1 IM	90
87506549	91	static struct snd_soc_card e800 = {
ab40d4f1	92	.name = "Toshiba e800",
561c6a17	93	.owner = THIS_MODULE,
ab40d4f1 IM	94	.dai_link = e800_dai,
ab40d4f1 IM	95	.num_links = ARRAY_SIZE(e800_dai),
1bdd301f LPC	96
	97	.dapm_widgets = e800_dapm_widgets,
	98	.num_dapm_widgets = ARRAY_SIZE(e800_dapm_widgets),
	99	.dapm_routes = audio_map,
	100	.num_dapm_routes = ARRAY_SIZE(audio_map),
ab40d4f1 IM	101	};
ab40d4f1 IM	102
1eb0202d AL	103	static struct gpio e800_audio_gpios[] = {
	104	{ GPIO_E800_SPK_AMP_ON, GPIOF_OUT_INIT_HIGH, "Headphone amp" },
	105	{ GPIO_E800_HP_AMP_OFF, GPIOF_OUT_INIT_HIGH, "Speaker amp" },
	106	};
ab40d4f1	107
570f6fe1	108	static int e800_probe(struct platform_device *pdev)
ab40d4f1	109	{
1eb0202d	110	struct snd_soc_card *card = &e800;
ab40d4f1 IM	111	int ret;
ab40d4f1 IM	112
1eb0202d AL	113	ret = gpio_request_array(e800_audio_gpios,
1eb0202d AL	114	ARRAY_SIZE(e800_audio_gpios));
0465c7aa IM	115	if (ret)
	116	return ret;
	117
1eb0202d	118	card->dev = &pdev->dev;
0465c7aa	119
2fd7076a	120	ret = devm_snd_soc_register_card(&pdev->dev, card);
1eb0202d AL	121	if (ret) {
	122	dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
	123	ret);
	124	gpio_free_array(e800_audio_gpios, ARRAY_SIZE(e800_audio_gpios));
8faab941	125	}
ab40d4f1 IM	126	return ret;
	127	}
	128
570f6fe1	129	static int e800_remove(struct platform_device *pdev)
ab40d4f1	130	{
1eb0202d	131	gpio_free_array(e800_audio_gpios, ARRAY_SIZE(e800_audio_gpios));
1eb0202d	132	return 0;
ab40d4f1 IM	133	}
ab40d4f1 IM	134
1eb0202d AL	135	static struct platform_driver e800_driver = {
	136	.driver = {
	137	.name = "e800-audio",
7db1698f	138	.pm = &snd_soc_pm_ops,
1eb0202d AL	139	},
1eb0202d AL	140	.probe = e800_probe,
570f6fe1	141	.remove = e800_remove,
1eb0202d AL	142	};
	143
	144	module_platform_driver(e800_driver);
ab40d4f1 IM	145
	146	/* Module information */
	147	MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
	148	MODULE_DESCRIPTION("ALSA SoC driver for e800");
0465c7aa	149	MODULE_LICENSE("GPL v2");
1eb0202d	150	MODULE_ALIAS("platform:e800-audio");