[mirror_ubuntu-kernels.git] / sound / soc / pxa / magician.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * SoC audio for HTC Magician
 *
 * Copyright (c) 2006 Philipp Zabel <philipp.zabel@gmail.com>
 *
 * based on spitz.c,
 * Authors: Liam Girdwood <lrg@slimlogic.co.uk>
 *          Richard Purdie <richard@openedhand.com>
 */

#include <linux/module.h>
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/i2c.h>

#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/uda1380.h>

#include <mach/magician.h>
#include <asm/mach-types.h>
#include "../codecs/uda1380.h"
#include "pxa2xx-i2s.h"
#include "pxa-ssp.h"

#define MAGICIAN_MIC       0
#define MAGICIAN_MIC_EXT   1

static int magician_hp_switch;
static int magician_spk_switch = 1;
static int magician_in_sel = MAGICIAN_MIC;

static void magician_ext_control(struct snd_soc_dapm_context *dapm)
{

	snd_soc_dapm_mutex_lock(dapm);

	if (magician_spk_switch)
		snd_soc_dapm_enable_pin_unlocked(dapm, "Speaker");
	else
		snd_soc_dapm_disable_pin_unlocked(dapm, "Speaker");
	if (magician_hp_switch)
		snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack");
	else
		snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack");

	switch (magician_in_sel) {
	case MAGICIAN_MIC:
		snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Mic");
		snd_soc_dapm_enable_pin_unlocked(dapm, "Call Mic");
		break;
	case MAGICIAN_MIC_EXT:
		snd_soc_dapm_disable_pin_unlocked(dapm, "Call Mic");
		snd_soc_dapm_enable_pin_unlocked(dapm, "Headset Mic");
		break;
	}

	snd_soc_dapm_sync_unlocked(dapm);

	snd_soc_dapm_mutex_unlock(dapm);
}

static int magician_startup(struct snd_pcm_substream *substream)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;

	/* check the jack status at stream startup */
	magician_ext_control(&rtd->card->dapm);

	return 0;
}

/*
 * Magician uses SSP port for playback.
 */
static int magician_playback_hw_params(struct snd_pcm_substream *substream,
				       struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	unsigned int width;
	int ret = 0;

	/* set codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_MSB |
			SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
	if (ret < 0)
		return ret;

	/* set cpu DAI configuration */
	ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_DSP_A |
			SND_SOC_DAIFMT_NB_IF | SND_SOC_DAIFMT_CBS_CFS);
	if (ret < 0)
		return ret;

	width = snd_pcm_format_physical_width(params_format(params));
	ret = snd_soc_dai_set_tdm_slot(cpu_dai, 1, 0, 1, width);
	if (ret < 0)
		return ret;

	/* set audio clock as clock source */
	ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_AUDIO, 0,
			SND_SOC_CLOCK_OUT);
	if (ret < 0)
		return ret;

	return 0;
}

/*
 * Magician uses I2S for capture.
 */
static int magician_capture_hw_params(struct snd_pcm_substream *substream,
				      struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	int ret = 0;

	/* set codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai,
			SND_SOC_DAIFMT_MSB | SND_SOC_DAIFMT_NB_NF |
			SND_SOC_DAIFMT_CBS_CFS);
	if (ret < 0)
		return ret;

	/* set cpu DAI configuration */
	ret = snd_soc_dai_set_fmt(cpu_dai,
			SND_SOC_DAIFMT_MSB | SND_SOC_DAIFMT_NB_NF |
			SND_SOC_DAIFMT_CBS_CFS);
	if (ret < 0)
		return ret;

	/* set the I2S system clock as output */
	ret = snd_soc_dai_set_sysclk(cpu_dai, PXA2XX_I2S_SYSCLK, 0,
			SND_SOC_CLOCK_OUT);
	if (ret < 0)
		return ret;

	return 0;
}

static const struct snd_soc_ops magician_capture_ops = {
	.startup = magician_startup,
	.hw_params = magician_capture_hw_params,
};

static const struct snd_soc_ops magician_playback_ops = {
	.startup = magician_startup,
	.hw_params = magician_playback_hw_params,
};

static int magician_get_hp(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	ucontrol->value.integer.value[0] = magician_hp_switch;
	return 0;
}

static int magician_set_hp(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_card *card = snd_kcontrol_chip(kcontrol);

	if (magician_hp_switch == ucontrol->value.integer.value[0])
		return 0;

	magician_hp_switch = ucontrol->value.integer.value[0];
	magician_ext_control(&card->dapm);
	return 1;
}

static int magician_get_spk(struct snd_kcontrol *kcontrol,
			    struct snd_ctl_elem_value *ucontrol)
{
	ucontrol->value.integer.value[0] = magician_spk_switch;
	return 0;
}

static int magician_set_spk(struct snd_kcontrol *kcontrol,
			    struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_card *card = snd_kcontrol_chip(kcontrol);

	if (magician_spk_switch == ucontrol->value.integer.value[0])
		return 0;

	magician_spk_switch = ucontrol->value.integer.value[0];
	magician_ext_control(&card->dapm);
	return 1;
}

static int magician_get_input(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_value *ucontrol)
{
	ucontrol->value.enumerated.item[0] = magician_in_sel;
	return 0;
}

static int magician_set_input(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_value *ucontrol)
{
	if (magician_in_sel == ucontrol->value.enumerated.item[0])
		return 0;

	magician_in_sel = ucontrol->value.enumerated.item[0];

	switch (magician_in_sel) {
	case MAGICIAN_MIC:
		gpio_set_value(EGPIO_MAGICIAN_IN_SEL1, 1);
		break;
	case MAGICIAN_MIC_EXT:
		gpio_set_value(EGPIO_MAGICIAN_IN_SEL1, 0);
	}

	return 1;
}

static int magician_spk_power(struct snd_soc_dapm_widget *w,
				struct snd_kcontrol *k, int event)
{
	gpio_set_value(EGPIO_MAGICIAN_SPK_POWER, SND_SOC_DAPM_EVENT_ON(event));
	return 0;
}

static int magician_hp_power(struct snd_soc_dapm_widget *w,
				struct snd_kcontrol *k, int event)
{
	gpio_set_value(EGPIO_MAGICIAN_EP_POWER, SND_SOC_DAPM_EVENT_ON(event));
	return 0;
}

static int magician_mic_bias(struct snd_soc_dapm_widget *w,
				struct snd_kcontrol *k, int event)
{
	gpio_set_value(EGPIO_MAGICIAN_MIC_POWER, SND_SOC_DAPM_EVENT_ON(event));
	return 0;
}

/* magician machine dapm widgets */
static const struct snd_soc_dapm_widget uda1380_dapm_widgets[] = {
	SND_SOC_DAPM_HP("Headphone Jack", magician_hp_power),
	SND_SOC_DAPM_SPK("Speaker", magician_spk_power),
	SND_SOC_DAPM_MIC("Call Mic", magician_mic_bias),
	SND_SOC_DAPM_MIC("Headset Mic", magician_mic_bias),
};

/* magician machine audio_map */
static const struct snd_soc_dapm_route audio_map[] = {

	/* Headphone connected to VOUTL, VOUTR */
	{"Headphone Jack", NULL, "VOUTL"},
	{"Headphone Jack", NULL, "VOUTR"},

	/* Speaker connected to VOUTL, VOUTR */
	{"Speaker", NULL, "VOUTL"},
	{"Speaker", NULL, "VOUTR"},

	/* Mics are connected to VINM */
	{"VINM", NULL, "Headset Mic"},
	{"VINM", NULL, "Call Mic"},
};

static const char * const input_select[] = {"Call Mic", "Headset Mic"};
static const struct soc_enum magician_in_sel_enum =
	SOC_ENUM_SINGLE_EXT(2, input_select);

static const struct snd_kcontrol_new uda1380_magician_controls[] = {
	SOC_SINGLE_BOOL_EXT("Headphone Switch",
			(unsigned long)&magician_hp_switch,
			magician_get_hp, magician_set_hp),
	SOC_SINGLE_BOOL_EXT("Speaker Switch",
			(unsigned long)&magician_spk_switch,
			magician_get_spk, magician_set_spk),
	SOC_ENUM_EXT("Input Select", magician_in_sel_enum,
			magician_get_input, magician_set_input),
};

/* magician digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link magician_dai[] = {
{
	.name = "uda1380",
	.stream_name = "UDA1380 Playback",
	.cpu_dai_name = "pxa-ssp-dai.0",
	.codec_dai_name = "uda1380-hifi-playback",
	.platform_name = "pxa-pcm-audio",
	.codec_name = "uda1380-codec.0-0018",
	.ops = &magician_playback_ops,
},
{
	.name = "uda1380",
	.stream_name = "UDA1380 Capture",
	.cpu_dai_name = "pxa2xx-i2s",
	.codec_dai_name = "uda1380-hifi-capture",
	.platform_name = "pxa-pcm-audio",
	.codec_name = "uda1380-codec.0-0018",
	.ops = &magician_capture_ops,
}
};

/* magician audio machine driver */
static struct snd_soc_card snd_soc_card_magician = {
	.name = "Magician",
	.owner = THIS_MODULE,
	.dai_link = magician_dai,
	.num_links = ARRAY_SIZE(magician_dai),

	.controls = uda1380_magician_controls,
	.num_controls = ARRAY_SIZE(uda1380_magician_controls),
	.dapm_widgets = uda1380_dapm_widgets,
	.num_dapm_widgets = ARRAY_SIZE(uda1380_dapm_widgets),
	.dapm_routes = audio_map,
	.num_dapm_routes = ARRAY_SIZE(audio_map),
	.fully_routed = true,
};

static struct platform_device *magician_snd_device;

/*
 * FIXME: move into magician board file once merged into the pxa tree
 */
static struct uda1380_platform_data uda1380_info = {
	.gpio_power = EGPIO_MAGICIAN_CODEC_POWER,
	.gpio_reset = EGPIO_MAGICIAN_CODEC_RESET,
	.dac_clk    = UDA1380_DAC_CLK_WSPLL,
};

static struct i2c_board_info i2c_board_info[] = {
	{
		I2C_BOARD_INFO("uda1380", 0x18),
		.platform_data = &uda1380_info,
	},
};

static int __init magician_init(void)
{
	int ret;
	struct i2c_adapter *adapter;
	struct i2c_client *client;

	if (!machine_is_magician())
		return -ENODEV;

	adapter = i2c_get_adapter(0);
	if (!adapter)
		return -ENODEV;
	client = i2c_new_device(adapter, i2c_board_info);
	i2c_put_adapter(adapter);
	if (!client)
		return -ENODEV;

	ret = gpio_request(EGPIO_MAGICIAN_SPK_POWER, "SPK_POWER");
	if (ret)
		goto err_request_spk;
	ret = gpio_request(EGPIO_MAGICIAN_EP_POWER, "EP_POWER");
	if (ret)
		goto err_request_ep;
	ret = gpio_request(EGPIO_MAGICIAN_MIC_POWER, "MIC_POWER");
	if (ret)
		goto err_request_mic;
	ret = gpio_request(EGPIO_MAGICIAN_IN_SEL0, "IN_SEL0");
	if (ret)
		goto err_request_in_sel0;
	ret = gpio_request(EGPIO_MAGICIAN_IN_SEL1, "IN_SEL1");
	if (ret)
		goto err_request_in_sel1;

	gpio_set_value(EGPIO_MAGICIAN_IN_SEL0, 0);

	magician_snd_device = platform_device_alloc("soc-audio", -1);
	if (!magician_snd_device) {
		ret = -ENOMEM;
		goto err_pdev;
	}

	platform_set_drvdata(magician_snd_device, &snd_soc_card_magician);
	ret = platform_device_add(magician_snd_device);
	if (ret) {
		platform_device_put(magician_snd_device);
		goto err_pdev;
	}

	return 0;

err_pdev:
	gpio_free(EGPIO_MAGICIAN_IN_SEL1);
err_request_in_sel1:
	gpio_free(EGPIO_MAGICIAN_IN_SEL0);
err_request_in_sel0:
	gpio_free(EGPIO_MAGICIAN_MIC_POWER);
err_request_mic:
	gpio_free(EGPIO_MAGICIAN_EP_POWER);
err_request_ep:
	gpio_free(EGPIO_MAGICIAN_SPK_POWER);
err_request_spk:
	return ret;
}

static void __exit magician_exit(void)
{
	platform_device_unregister(magician_snd_device);

	gpio_set_value(EGPIO_MAGICIAN_SPK_POWER, 0);
	gpio_set_value(EGPIO_MAGICIAN_EP_POWER, 0);
	gpio_set_value(EGPIO_MAGICIAN_MIC_POWER, 0);

	gpio_free(EGPIO_MAGICIAN_IN_SEL1);
	gpio_free(EGPIO_MAGICIAN_IN_SEL0);
	gpio_free(EGPIO_MAGICIAN_MIC_POWER);
	gpio_free(EGPIO_MAGICIAN_EP_POWER);
	gpio_free(EGPIO_MAGICIAN_SPK_POWER);
}

module_init(magician_init);
module_exit(magician_exit);

MODULE_AUTHOR("Philipp Zabel");
MODULE_DESCRIPTION("ALSA SoC Magician");
MODULE_LICENSE("GPL");
Commit	Line	Data
2874c5fd	1	// SPDX-License-Identifier: GPL-2.0-or-later
7377226c PZ	2	/*
	3	* SoC audio for HTC Magician
	4	*
	5	* Copyright (c) 2006 Philipp Zabel <philipp.zabel@gmail.com>
	6	*
	7	* based on spitz.c,
	8	* Authors: Liam Girdwood <lrg@slimlogic.co.uk>
	9	* Richard Purdie <richard@openedhand.com>
7377226c PZ	10	*/
	11
	12	#include <linux/module.h>
	13	#include <linux/timer.h>
	14	#include <linux/interrupt.h>
	15	#include <linux/platform_device.h>
	16	#include <linux/delay.h>
	17	#include <linux/gpio.h>
1abd9184	18	#include <linux/i2c.h>
7377226c PZ	19
	20	#include <sound/core.h>
	21	#include <sound/pcm.h>
	22	#include <sound/pcm_params.h>
	23	#include <sound/soc.h>
1abd9184	24	#include <sound/uda1380.h>
7377226c	25
7377226c PZ	26	#include <mach/magician.h>
	27	#include <asm/mach-types.h>
	28	#include "../codecs/uda1380.h"
7377226c PZ	29	#include "pxa2xx-i2s.h"
	30	#include "pxa-ssp.h"
	31
	32	#define MAGICIAN_MIC 0
	33	#define MAGICIAN_MIC_EXT 1
	34
	35	static int magician_hp_switch;
	36	static int magician_spk_switch = 1;
	37	static int magician_in_sel = MAGICIAN_MIC;
	38
0fbd44ab	39	static void magician_ext_control(struct snd_soc_dapm_context *dapm)
7377226c	40	{
ce6120cc	41
f71b0fbe CK	42	snd_soc_dapm_mutex_lock(dapm);
f71b0fbe CK	43
7377226c	44	if (magician_spk_switch)
f71b0fbe	45	snd_soc_dapm_enable_pin_unlocked(dapm, "Speaker");
7377226c	46	else
f71b0fbe	47	snd_soc_dapm_disable_pin_unlocked(dapm, "Speaker");
7377226c	48	if (magician_hp_switch)
f71b0fbe	49	snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack");
7377226c	50	else
f71b0fbe	51	snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack");
7377226c PZ	52
	53	switch (magician_in_sel) {
	54	case MAGICIAN_MIC:
f71b0fbe CK	55	snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Mic");
f71b0fbe CK	56	snd_soc_dapm_enable_pin_unlocked(dapm, "Call Mic");
7377226c PZ	57	break;
7377226c PZ	58	case MAGICIAN_MIC_EXT:
f71b0fbe CK	59	snd_soc_dapm_disable_pin_unlocked(dapm, "Call Mic");
f71b0fbe CK	60	snd_soc_dapm_enable_pin_unlocked(dapm, "Headset Mic");
7377226c PZ	61	break;
	62	}
	63
f71b0fbe CK	64	snd_soc_dapm_sync_unlocked(dapm);
	65
	66	snd_soc_dapm_mutex_unlock(dapm);
7377226c PZ	67	}
	68
	69	static int magician_startup(struct snd_pcm_substream *substream)
	70	{
	71	struct snd_soc_pcm_runtime *rtd = substream->private_data;
7377226c PZ	72
7377226c PZ	73	/* check the jack status at stream startup */
0fbd44ab	74	magician_ext_control(&rtd->card->dapm);
7377226c PZ	75
	76	return 0;
	77	}
	78
	79	/*
	80	* Magician uses SSP port for playback.
	81	*/
	82	static int magician_playback_hw_params(struct snd_pcm_substream *substream,
	83	struct snd_pcm_hw_params *params)
	84	{
	85	struct snd_soc_pcm_runtime *rtd = substream->private_data;
f0fba2ad LG	86	struct snd_soc_dai *codec_dai = rtd->codec_dai;
f0fba2ad LG	87	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
a8e43c21	88	unsigned int width;
7377226c PZ	89	int ret = 0;
7377226c PZ	90
7377226c PZ	91	/* set codec DAI configuration */
	92	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_MSB \|
	93	SND_SOC_DAIFMT_NB_NF \| SND_SOC_DAIFMT_CBS_CFS);
	94	if (ret < 0)
	95	return ret;
	96
	97	/* set cpu DAI configuration */
	98	ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_DSP_A \|
33745fb3	99	SND_SOC_DAIFMT_NB_IF \| SND_SOC_DAIFMT_CBS_CFS);
7377226c PZ	100	if (ret < 0)
	101	return ret;
	102
a8e43c21	103	width = snd_pcm_format_physical_width(params_format(params));
a5479e38	104	ret = snd_soc_dai_set_tdm_slot(cpu_dai, 1, 0, 1, width);
7377226c PZ	105	if (ret < 0)
	106	return ret;
	107
	108	/* set audio clock as clock source */
	109	ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_AUDIO, 0,
	110	SND_SOC_CLOCK_OUT);
	111	if (ret < 0)
	112	return ret;
	113
7377226c PZ	114	return 0;
	115	}
	116
	117	/*
	118	* Magician uses I2S for capture.
	119	*/
	120	static int magician_capture_hw_params(struct snd_pcm_substream *substream,
	121	struct snd_pcm_hw_params *params)
	122	{
	123	struct snd_soc_pcm_runtime *rtd = substream->private_data;
f0fba2ad LG	124	struct snd_soc_dai *codec_dai = rtd->codec_dai;
f0fba2ad LG	125	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
7377226c PZ	126	int ret = 0;
	127
	128	/* set codec DAI configuration */
	129	ret = snd_soc_dai_set_fmt(codec_dai,
	130	SND_SOC_DAIFMT_MSB \| SND_SOC_DAIFMT_NB_NF \|
	131	SND_SOC_DAIFMT_CBS_CFS);
	132	if (ret < 0)
	133	return ret;
	134
	135	/* set cpu DAI configuration */
	136	ret = snd_soc_dai_set_fmt(cpu_dai,
	137	SND_SOC_DAIFMT_MSB \| SND_SOC_DAIFMT_NB_NF \|
	138	SND_SOC_DAIFMT_CBS_CFS);
	139	if (ret < 0)
	140	return ret;
	141
	142	/* set the I2S system clock as output */
	143	ret = snd_soc_dai_set_sysclk(cpu_dai, PXA2XX_I2S_SYSCLK, 0,
	144	SND_SOC_CLOCK_OUT);
	145	if (ret < 0)
	146	return ret;
	147
	148	return 0;
	149	}
	150
943b7311	151	static const struct snd_soc_ops magician_capture_ops = {
7377226c PZ	152	.startup = magician_startup,
	153	.hw_params = magician_capture_hw_params,
	154	};
	155
943b7311	156	static const struct snd_soc_ops magician_playback_ops = {
7377226c PZ	157	.startup = magician_startup,
	158	.hw_params = magician_playback_hw_params,
	159	};
	160
	161	static int magician_get_hp(struct snd_kcontrol *kcontrol,
	162	struct snd_ctl_elem_value *ucontrol)
	163	{
	164	ucontrol->value.integer.value[0] = magician_hp_switch;
	165	return 0;
	166	}
	167
	168	static int magician_set_hp(struct snd_kcontrol *kcontrol,
	169	struct snd_ctl_elem_value *ucontrol)
	170	{
0fbd44ab	171	struct snd_soc_card *card = snd_kcontrol_chip(kcontrol);
7377226c PZ	172
	173	if (magician_hp_switch == ucontrol->value.integer.value[0])
	174	return 0;
	175
	176	magician_hp_switch = ucontrol->value.integer.value[0];
0fbd44ab	177	magician_ext_control(&card->dapm);
7377226c PZ	178	return 1;
	179	}
	180
	181	static int magician_get_spk(struct snd_kcontrol *kcontrol,
	182	struct snd_ctl_elem_value *ucontrol)
	183	{
	184	ucontrol->value.integer.value[0] = magician_spk_switch;
	185	return 0;
	186	}
	187
	188	static int magician_set_spk(struct snd_kcontrol *kcontrol,
	189	struct snd_ctl_elem_value *ucontrol)
	190	{
0fbd44ab	191	struct snd_soc_card *card = snd_kcontrol_chip(kcontrol);
7377226c PZ	192
	193	if (magician_spk_switch == ucontrol->value.integer.value[0])
	194	return 0;
	195
	196	magician_spk_switch = ucontrol->value.integer.value[0];
0fbd44ab	197	magician_ext_control(&card->dapm);
7377226c PZ	198	return 1;
	199	}
	200
	201	static int magician_get_input(struct snd_kcontrol *kcontrol,
	202	struct snd_ctl_elem_value *ucontrol)
	203	{
127ee199	204	ucontrol->value.enumerated.item[0] = magician_in_sel;
7377226c PZ	205	return 0;
	206	}
	207
	208	static int magician_set_input(struct snd_kcontrol *kcontrol,
	209	struct snd_ctl_elem_value *ucontrol)
	210	{
127ee199	211	if (magician_in_sel == ucontrol->value.enumerated.item[0])
7377226c PZ	212	return 0;
7377226c PZ	213
127ee199	214	magician_in_sel = ucontrol->value.enumerated.item[0];
7377226c PZ	215
	216	switch (magician_in_sel) {
	217	case MAGICIAN_MIC:
	218	gpio_set_value(EGPIO_MAGICIAN_IN_SEL1, 1);
	219	break;
	220	case MAGICIAN_MIC_EXT:
	221	gpio_set_value(EGPIO_MAGICIAN_IN_SEL1, 0);
	222	}
	223
	224	return 1;
	225	}
	226
	227	static int magician_spk_power(struct snd_soc_dapm_widget *w,
	228	struct snd_kcontrol *k, int event)
	229	{
	230	gpio_set_value(EGPIO_MAGICIAN_SPK_POWER, SND_SOC_DAPM_EVENT_ON(event));
	231	return 0;
	232	}
	233
	234	static int magician_hp_power(struct snd_soc_dapm_widget *w,
	235	struct snd_kcontrol *k, int event)
	236	{
	237	gpio_set_value(EGPIO_MAGICIAN_EP_POWER, SND_SOC_DAPM_EVENT_ON(event));
	238	return 0;
	239	}
	240
	241	static int magician_mic_bias(struct snd_soc_dapm_widget *w,
	242	struct snd_kcontrol *k, int event)
	243	{
	244	gpio_set_value(EGPIO_MAGICIAN_MIC_POWER, SND_SOC_DAPM_EVENT_ON(event));
	245	return 0;
	246	}
	247
	248	/* magician machine dapm widgets */
	249	static const struct snd_soc_dapm_widget uda1380_dapm_widgets[] = {
	250	SND_SOC_DAPM_HP("Headphone Jack", magician_hp_power),
	251	SND_SOC_DAPM_SPK("Speaker", magician_spk_power),
	252	SND_SOC_DAPM_MIC("Call Mic", magician_mic_bias),
	253	SND_SOC_DAPM_MIC("Headset Mic", magician_mic_bias),
	254	};
	255
	256	/* magician machine audio_map */
	257	static const struct snd_soc_dapm_route audio_map[] = {
	258
	259	/* Headphone connected to VOUTL, VOUTR */
	260	{"Headphone Jack", NULL, "VOUTL"},
	261	{"Headphone Jack", NULL, "VOUTR"},
	262
	263	/* Speaker connected to VOUTL, VOUTR */
	264	{"Speaker", NULL, "VOUTL"},
	265	{"Speaker", NULL, "VOUTR"},
	266
	267	/* Mics are connected to VINM */
	268	{"VINM", NULL, "Headset Mic"},
	269	{"VINM", NULL, "Call Mic"},
	270	};
	271
92be5810	272	static const char * const input_select[] = {"Call Mic", "Headset Mic"};
7377226c PZ	273	static const struct soc_enum magician_in_sel_enum =
	274	SOC_ENUM_SINGLE_EXT(2, input_select);
	275
	276	static const struct snd_kcontrol_new uda1380_magician_controls[] = {
	277	SOC_SINGLE_BOOL_EXT("Headphone Switch",
	278	(unsigned long)&magician_hp_switch,
	279	magician_get_hp, magician_set_hp),
	280	SOC_SINGLE_BOOL_EXT("Speaker Switch",
	281	(unsigned long)&magician_spk_switch,
	282	magician_get_spk, magician_set_spk),
	283	SOC_ENUM_EXT("Input Select", magician_in_sel_enum,
	284	magician_get_input, magician_set_input),
	285	};
	286
7377226c PZ	287	/* magician digital audio interface glue - connects codec <--> CPU */
	288	static struct snd_soc_dai_link magician_dai[] = {
	289	{
	290	.name = "uda1380",
	291	.stream_name = "UDA1380 Playback",
f0fba2ad LG	292	.cpu_dai_name = "pxa-ssp-dai.0",
	293	.codec_dai_name = "uda1380-hifi-playback",
	294	.platform_name = "pxa-pcm-audio",
	295	.codec_name = "uda1380-codec.0-0018",
7377226c PZ	296	.ops = &magician_playback_ops,
	297	},
	298	{
	299	.name = "uda1380",
	300	.stream_name = "UDA1380 Capture",
a2a0086d	301	.cpu_dai_name = "pxa2xx-i2s",
f0fba2ad LG	302	.codec_dai_name = "uda1380-hifi-capture",
	303	.platform_name = "pxa-pcm-audio",
	304	.codec_name = "uda1380-codec.0-0018",
7377226c PZ	305	.ops = &magician_capture_ops,
	306	}
	307	};
	308
	309	/* magician audio machine driver */
	310	static struct snd_soc_card snd_soc_card_magician = {
	311	.name = "Magician",
561c6a17	312	.owner = THIS_MODULE,
7377226c PZ	313	.dai_link = magician_dai,
7377226c PZ	314	.num_links = ARRAY_SIZE(magician_dai),
7377226c	315
0fbd44ab LPC	316	.controls = uda1380_magician_controls,
	317	.num_controls = ARRAY_SIZE(uda1380_magician_controls),
	318	.dapm_widgets = uda1380_dapm_widgets,
	319	.num_dapm_widgets = ARRAY_SIZE(uda1380_dapm_widgets),
	320	.dapm_routes = audio_map,
	321	.num_dapm_routes = ARRAY_SIZE(audio_map),
3cfaaaa0	322	.fully_routed = true,
7377226c PZ	323	};
	324
	325	static struct platform_device *magician_snd_device;
	326
1abd9184 PZ	327	/*
	328	* FIXME: move into magician board file once merged into the pxa tree
	329	*/
	330	static struct uda1380_platform_data uda1380_info = {
	331	.gpio_power = EGPIO_MAGICIAN_CODEC_POWER,
	332	.gpio_reset = EGPIO_MAGICIAN_CODEC_RESET,
	333	.dac_clk = UDA1380_DAC_CLK_WSPLL,
	334	};
	335
	336	static struct i2c_board_info i2c_board_info[] = {
	337	{
	338	I2C_BOARD_INFO("uda1380", 0x18),
	339	.platform_data = &uda1380_info,
	340	},
	341	};
	342
7377226c PZ	343	static int __init magician_init(void)
	344	{
	345	int ret;
1abd9184 PZ	346	struct i2c_adapter *adapter;
1abd9184 PZ	347	struct i2c_client *client;
7377226c PZ	348
	349	if (!machine_is_magician())
	350	return -ENODEV;
	351
1abd9184 PZ	352	adapter = i2c_get_adapter(0);
	353	if (!adapter)
	354	return -ENODEV;
	355	client = i2c_new_device(adapter, i2c_board_info);
	356	i2c_put_adapter(adapter);
	357	if (!client)
	358	return -ENODEV;
	359
7377226c PZ	360	ret = gpio_request(EGPIO_MAGICIAN_SPK_POWER, "SPK_POWER");
	361	if (ret)
	362	goto err_request_spk;
	363	ret = gpio_request(EGPIO_MAGICIAN_EP_POWER, "EP_POWER");
	364	if (ret)
	365	goto err_request_ep;
	366	ret = gpio_request(EGPIO_MAGICIAN_MIC_POWER, "MIC_POWER");
	367	if (ret)
	368	goto err_request_mic;
	369	ret = gpio_request(EGPIO_MAGICIAN_IN_SEL0, "IN_SEL0");
	370	if (ret)
	371	goto err_request_in_sel0;
	372	ret = gpio_request(EGPIO_MAGICIAN_IN_SEL1, "IN_SEL1");
	373	if (ret)
	374	goto err_request_in_sel1;
	375
7377226c PZ	376	gpio_set_value(EGPIO_MAGICIAN_IN_SEL0, 0);
7377226c PZ	377
7377226c PZ	378	magician_snd_device = platform_device_alloc("soc-audio", -1);
	379	if (!magician_snd_device) {
	380	ret = -ENOMEM;
	381	goto err_pdev;
	382	}
	383
f0fba2ad	384	platform_set_drvdata(magician_snd_device, &snd_soc_card_magician);
7377226c PZ	385	ret = platform_device_add(magician_snd_device);
	386	if (ret) {
	387	platform_device_put(magician_snd_device);
	388	goto err_pdev;
	389	}
	390
	391	return 0;
	392
	393	err_pdev:
	394	gpio_free(EGPIO_MAGICIAN_IN_SEL1);
	395	err_request_in_sel1:
	396	gpio_free(EGPIO_MAGICIAN_IN_SEL0);
	397	err_request_in_sel0:
	398	gpio_free(EGPIO_MAGICIAN_MIC_POWER);
	399	err_request_mic:
	400	gpio_free(EGPIO_MAGICIAN_EP_POWER);
	401	err_request_ep:
	402	gpio_free(EGPIO_MAGICIAN_SPK_POWER);
	403	err_request_spk:
7377226c PZ	404	return ret;
	405	}
	406
	407	static void __exit magician_exit(void)
	408	{
	409	platform_device_unregister(magician_snd_device);
	410
	411	gpio_set_value(EGPIO_MAGICIAN_SPK_POWER, 0);
	412	gpio_set_value(EGPIO_MAGICIAN_EP_POWER, 0);
	413	gpio_set_value(EGPIO_MAGICIAN_MIC_POWER, 0);
7377226c PZ	414
	415	gpio_free(EGPIO_MAGICIAN_IN_SEL1);
	416	gpio_free(EGPIO_MAGICIAN_IN_SEL0);
	417	gpio_free(EGPIO_MAGICIAN_MIC_POWER);
	418	gpio_free(EGPIO_MAGICIAN_EP_POWER);
	419	gpio_free(EGPIO_MAGICIAN_SPK_POWER);
7377226c PZ	420	}
	421
	422	module_init(magician_init);
	423	module_exit(magician_exit);
	424
	425	MODULE_AUTHOR("Philipp Zabel");
	426	MODULE_DESCRIPTION("ALSA SoC Magician");
	427	MODULE_LICENSE("GPL");