[linux-2.6-block.git] / sound / soc / fsl / wm1133-ev1.c

// SPDX-License-Identifier: GPL-2.0+
//
//  wm1133-ev1.c - Audio for WM1133-EV1 on i.MX31ADS
//
//  Copyright (c) 2010 Wolfson Microelectronics plc
//  Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
//
//  Based on an earlier driver for the same hardware by Liam Girdwood.

#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>

#include "imx-ssi.h"
#include "../codecs/wm8350.h"
#include "imx-audmux.h"

/* There is a silicon mic on the board optionally connected via a solder pad
 * SP1.  Define this to enable it.
 */
#undef USE_SIMIC

struct _wm8350_audio {
	unsigned int channels;
	snd_pcm_format_t format;
	unsigned int rate;
	unsigned int sysclk;
	unsigned int bclkdiv;
	unsigned int clkdiv;
	unsigned int lr_rate;
};

/* in order of power consumption per rate (lowest first) */
static const struct _wm8350_audio wm8350_audio[] = {
	/* 16bit mono modes */
	{1, SNDRV_PCM_FORMAT_S16_LE, 8000, 12288000 >> 1,
	 WM8350_BCLK_DIV_48, WM8350_DACDIV_3, 16,},

	/* 16 bit stereo modes */
	{2, SNDRV_PCM_FORMAT_S16_LE, 8000, 12288000,
	 WM8350_BCLK_DIV_48, WM8350_DACDIV_6, 32,},
	{2, SNDRV_PCM_FORMAT_S16_LE, 16000, 12288000,
	 WM8350_BCLK_DIV_24, WM8350_DACDIV_3, 32,},
	{2, SNDRV_PCM_FORMAT_S16_LE, 32000, 12288000,
	 WM8350_BCLK_DIV_12, WM8350_DACDIV_1_5, 32,},
	{2, SNDRV_PCM_FORMAT_S16_LE, 48000, 12288000,
	 WM8350_BCLK_DIV_8, WM8350_DACDIV_1, 32,},
	{2, SNDRV_PCM_FORMAT_S16_LE, 96000, 24576000,
	 WM8350_BCLK_DIV_8, WM8350_DACDIV_1, 32,},
	{2, SNDRV_PCM_FORMAT_S16_LE, 11025, 11289600,
	 WM8350_BCLK_DIV_32, WM8350_DACDIV_4, 32,},
	{2, SNDRV_PCM_FORMAT_S16_LE, 22050, 11289600,
	 WM8350_BCLK_DIV_16, WM8350_DACDIV_2, 32,},
	{2, SNDRV_PCM_FORMAT_S16_LE, 44100, 11289600,
	 WM8350_BCLK_DIV_8, WM8350_DACDIV_1, 32,},
	{2, SNDRV_PCM_FORMAT_S16_LE, 88200, 22579200,
	 WM8350_BCLK_DIV_8, WM8350_DACDIV_1, 32,},

	/* 24bit stereo modes */
	{2, SNDRV_PCM_FORMAT_S24_LE, 48000, 12288000,
	 WM8350_BCLK_DIV_4, WM8350_DACDIV_1, 64,},
	{2, SNDRV_PCM_FORMAT_S24_LE, 96000, 24576000,
	 WM8350_BCLK_DIV_4, WM8350_DACDIV_1, 64,},
	{2, SNDRV_PCM_FORMAT_S24_LE, 44100, 11289600,
	 WM8350_BCLK_DIV_4, WM8350_DACDIV_1, 64,},
	{2, SNDRV_PCM_FORMAT_S24_LE, 88200, 22579200,
	 WM8350_BCLK_DIV_4, WM8350_DACDIV_1, 64,},
};

static int wm1133_ev1_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 i, found = 0;
	snd_pcm_format_t format = params_format(params);
	unsigned int rate = params_rate(params);
	unsigned int channels = params_channels(params);

	/* find the correct audio parameters */
	for (i = 0; i < ARRAY_SIZE(wm8350_audio); i++) {
		if (rate == wm8350_audio[i].rate &&
		    format == wm8350_audio[i].format &&
		    channels == wm8350_audio[i].channels) {
			found = 1;
			break;
		}
	}
	if (!found)
		return -EINVAL;

	/* codec FLL input is 14.75 MHz from MCLK */
	snd_soc_dai_set_pll(codec_dai, 0, 0, 14750000, wm8350_audio[i].sysclk);

	/* TODO: The SSI driver should figure this out for us */
	switch (channels) {
	case 2:
		snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 0);
		break;
	case 1:
		snd_soc_dai_set_tdm_slot(cpu_dai, 0x1, 0x1, 1, 0);
		break;
	default:
		return -EINVAL;
	}

	/* set MCLK as the codec system clock for DAC and ADC */
	snd_soc_dai_set_sysclk(codec_dai, WM8350_MCLK_SEL_PLL_MCLK,
			       wm8350_audio[i].sysclk, SND_SOC_CLOCK_IN);

	/* set codec BCLK division for sample rate */
	snd_soc_dai_set_clkdiv(codec_dai, WM8350_BCLK_CLKDIV,
			       wm8350_audio[i].bclkdiv);

	/* DAI is synchronous and clocked with DAC LRCLK & ADC LRC */
	snd_soc_dai_set_clkdiv(codec_dai,
			       WM8350_DACLR_CLKDIV, wm8350_audio[i].lr_rate);
	snd_soc_dai_set_clkdiv(codec_dai,
			       WM8350_ADCLR_CLKDIV, wm8350_audio[i].lr_rate);

	/* now configure DAC and ADC clocks */
	snd_soc_dai_set_clkdiv(codec_dai,
			       WM8350_DAC_CLKDIV, wm8350_audio[i].clkdiv);

	snd_soc_dai_set_clkdiv(codec_dai,
			       WM8350_ADC_CLKDIV, wm8350_audio[i].clkdiv);

	return 0;
}

static const struct snd_soc_ops wm1133_ev1_ops = {
	.hw_params = wm1133_ev1_hw_params,
};

static const struct snd_soc_dapm_widget wm1133_ev1_widgets[] = {
#ifdef USE_SIMIC
	SND_SOC_DAPM_MIC("SiMIC", NULL),
#endif
	SND_SOC_DAPM_MIC("Mic1 Jack", NULL),
	SND_SOC_DAPM_MIC("Mic2 Jack", NULL),
	SND_SOC_DAPM_LINE("Line In Jack", NULL),
	SND_SOC_DAPM_LINE("Line Out Jack", NULL),
	SND_SOC_DAPM_HP("Headphone Jack", NULL),
};

/* imx32ads soc_card audio map */
static const struct snd_soc_dapm_route wm1133_ev1_map[] = {

#ifdef USE_SIMIC
	/* SiMIC --> IN1LN (with automatic bias) via SP1 */
	{ "IN1LN", NULL, "Mic Bias" },
	{ "Mic Bias", NULL, "SiMIC" },
#endif

	/* Mic 1 Jack --> IN1LN and IN1LP (with automatic bias) */
	{ "IN1LN", NULL, "Mic Bias" },
	{ "IN1LP", NULL, "Mic1 Jack" },
	{ "Mic Bias", NULL, "Mic1 Jack" },

	/* Mic 2 Jack --> IN1RN and IN1RP (with automatic bias) */
	{ "IN1RN", NULL, "Mic Bias" },
	{ "IN1RP", NULL, "Mic2 Jack" },
	{ "Mic Bias", NULL, "Mic2 Jack" },

	/* Line in Jack --> AUX (L+R) */
	{ "IN3R", NULL, "Line In Jack" },
	{ "IN3L", NULL, "Line In Jack" },

	/* Out1 --> Headphone Jack */
	{ "Headphone Jack", NULL, "OUT1R" },
	{ "Headphone Jack", NULL, "OUT1L" },

	/* Out1 --> Line Out Jack */
	{ "Line Out Jack", NULL, "OUT2R" },
	{ "Line Out Jack", NULL, "OUT2L" },
};

static struct snd_soc_jack hp_jack;

static struct snd_soc_jack_pin hp_jack_pins[] = {
	{ .pin = "Headphone Jack", .mask = SND_JACK_HEADPHONE },
};

static struct snd_soc_jack mic_jack;

static struct snd_soc_jack_pin mic_jack_pins[] = {
	{ .pin = "Mic1 Jack", .mask = SND_JACK_MICROPHONE },
	{ .pin = "Mic2 Jack", .mask = SND_JACK_MICROPHONE },
};

static int wm1133_ev1_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_component *component = rtd->codec_dai->component;

	/* Headphone jack detection */
	snd_soc_card_jack_new(rtd->card, "Headphone", SND_JACK_HEADPHONE,
			      &hp_jack, hp_jack_pins, ARRAY_SIZE(hp_jack_pins));
	wm8350_hp_jack_detect(component, WM8350_JDR, &hp_jack, SND_JACK_HEADPHONE);

	/* Microphone jack detection */
	snd_soc_card_jack_new(rtd->card, "Microphone",
			      SND_JACK_MICROPHONE | SND_JACK_BTN_0, &mic_jack,
			      mic_jack_pins, ARRAY_SIZE(mic_jack_pins));
	wm8350_mic_jack_detect(component, &mic_jack, SND_JACK_MICROPHONE,
			       SND_JACK_BTN_0);

	snd_soc_dapm_force_enable_pin(&rtd->card->dapm, "Mic Bias");

	return 0;
}


static struct snd_soc_dai_link wm1133_ev1_dai = {
	.name = "WM1133-EV1",
	.stream_name = "Audio",
	.cpu_dai_name = "imx-ssi.0",
	.codec_dai_name = "wm8350-hifi",
	.platform_name = "imx-ssi.0",
	.codec_name = "wm8350-codec.0-0x1a",
	.init = wm1133_ev1_init,
	.ops = &wm1133_ev1_ops,
	.symmetric_rates = 1,
	.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
		   SND_SOC_DAIFMT_CBM_CFM,
};

static struct snd_soc_card wm1133_ev1 = {
	.name = "WM1133-EV1",
	.owner = THIS_MODULE,
	.dai_link = &wm1133_ev1_dai,
	.num_links = 1,

	.dapm_widgets = wm1133_ev1_widgets,
	.num_dapm_widgets = ARRAY_SIZE(wm1133_ev1_widgets),
	.dapm_routes = wm1133_ev1_map,
	.num_dapm_routes = ARRAY_SIZE(wm1133_ev1_map),
};

static struct platform_device *wm1133_ev1_snd_device;

static int __init wm1133_ev1_audio_init(void)
{
	int ret;
	unsigned int ptcr, pdcr;

	/* SSI0 mastered by port 5 */
	ptcr = IMX_AUDMUX_V2_PTCR_SYN |
		IMX_AUDMUX_V2_PTCR_TFSDIR |
		IMX_AUDMUX_V2_PTCR_TFSEL(MX31_AUDMUX_PORT5_SSI_PINS_5) |
		IMX_AUDMUX_V2_PTCR_TCLKDIR |
		IMX_AUDMUX_V2_PTCR_TCSEL(MX31_AUDMUX_PORT5_SSI_PINS_5);
	pdcr = IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT5_SSI_PINS_5);
	imx_audmux_v2_configure_port(MX31_AUDMUX_PORT1_SSI0, ptcr, pdcr);

	ptcr = IMX_AUDMUX_V2_PTCR_SYN;
	pdcr = IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT1_SSI0);
	imx_audmux_v2_configure_port(MX31_AUDMUX_PORT5_SSI_PINS_5, ptcr, pdcr);

	wm1133_ev1_snd_device = platform_device_alloc("soc-audio", -1);
	if (!wm1133_ev1_snd_device)
		return -ENOMEM;

	platform_set_drvdata(wm1133_ev1_snd_device, &wm1133_ev1);
	ret = platform_device_add(wm1133_ev1_snd_device);

	if (ret)
		platform_device_put(wm1133_ev1_snd_device);

	return ret;
}
module_init(wm1133_ev1_audio_init);

static void __exit wm1133_ev1_audio_exit(void)
{
	platform_device_unregister(wm1133_ev1_snd_device);
}
module_exit(wm1133_ev1_audio_exit);

MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
MODULE_DESCRIPTION("Audio for WM1133-EV1 on i.MX31ADS");
MODULE_LICENSE("GPL");
Commit	Line	Data
a03584b7 AD	1	// SPDX-License-Identifier: GPL-2.0+
	2	//
	3	// wm1133-ev1.c - Audio for WM1133-EV1 on i.MX31ADS
	4	//
	5	// Copyright (c) 2010 Wolfson Microelectronics plc
	6	// Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
	7	//
	8	// Based on an earlier driver for the same hardware by Liam Girdwood.
eeec1246 MB	9
	10	#include <linux/platform_device.h>
	11	#include <linux/clk.h>
da155d5b	12	#include <linux/module.h>
eeec1246 MB	13	#include <sound/core.h>
	14	#include <sound/jack.h>
	15	#include <sound/pcm.h>
	16	#include <sound/pcm_params.h>
	17	#include <sound/soc.h>
eeec1246	18
eeec1246 MB	19	#include "imx-ssi.h"
eeec1246 MB	20	#include "../codecs/wm8350.h"
3c77c29c	21	#include "imx-audmux.h"
eeec1246 MB	22
	23	/* There is a silicon mic on the board optionally connected via a solder pad
	24	* SP1. Define this to enable it.
	25	*/
	26	#undef USE_SIMIC
	27
	28	struct _wm8350_audio {
	29	unsigned int channels;
	30	snd_pcm_format_t format;
	31	unsigned int rate;
	32	unsigned int sysclk;
	33	unsigned int bclkdiv;
	34	unsigned int clkdiv;
	35	unsigned int lr_rate;
	36	};
	37
	38	/* in order of power consumption per rate (lowest first) */
	39	static const struct _wm8350_audio wm8350_audio[] = {
	40	/* 16bit mono modes */
	41	{1, SNDRV_PCM_FORMAT_S16_LE, 8000, 12288000 >> 1,
	42	WM8350_BCLK_DIV_48, WM8350_DACDIV_3, 16,},
	43
	44	/* 16 bit stereo modes */
	45	{2, SNDRV_PCM_FORMAT_S16_LE, 8000, 12288000,
	46	WM8350_BCLK_DIV_48, WM8350_DACDIV_6, 32,},
	47	{2, SNDRV_PCM_FORMAT_S16_LE, 16000, 12288000,
	48	WM8350_BCLK_DIV_24, WM8350_DACDIV_3, 32,},
	49	{2, SNDRV_PCM_FORMAT_S16_LE, 32000, 12288000,
	50	WM8350_BCLK_DIV_12, WM8350_DACDIV_1_5, 32,},
	51	{2, SNDRV_PCM_FORMAT_S16_LE, 48000, 12288000,
	52	WM8350_BCLK_DIV_8, WM8350_DACDIV_1, 32,},
	53	{2, SNDRV_PCM_FORMAT_S16_LE, 96000, 24576000,
	54	WM8350_BCLK_DIV_8, WM8350_DACDIV_1, 32,},
	55	{2, SNDRV_PCM_FORMAT_S16_LE, 11025, 11289600,
	56	WM8350_BCLK_DIV_32, WM8350_DACDIV_4, 32,},
	57	{2, SNDRV_PCM_FORMAT_S16_LE, 22050, 11289600,
	58	WM8350_BCLK_DIV_16, WM8350_DACDIV_2, 32,},
	59	{2, SNDRV_PCM_FORMAT_S16_LE, 44100, 11289600,
	60	WM8350_BCLK_DIV_8, WM8350_DACDIV_1, 32,},
	61	{2, SNDRV_PCM_FORMAT_S16_LE, 88200, 22579200,
	62	WM8350_BCLK_DIV_8, WM8350_DACDIV_1, 32,},
	63
	64	/* 24bit stereo modes */
	65	{2, SNDRV_PCM_FORMAT_S24_LE, 48000, 12288000,
	66	WM8350_BCLK_DIV_4, WM8350_DACDIV_1, 64,},
	67	{2, SNDRV_PCM_FORMAT_S24_LE, 96000, 24576000,
	68	WM8350_BCLK_DIV_4, WM8350_DACDIV_1, 64,},
	69	{2, SNDRV_PCM_FORMAT_S24_LE, 44100, 11289600,
	70	WM8350_BCLK_DIV_4, WM8350_DACDIV_1, 64,},
	71	{2, SNDRV_PCM_FORMAT_S24_LE, 88200, 22579200,
	72	WM8350_BCLK_DIV_4, WM8350_DACDIV_1, 64,},
	73	};
	74
	75	static int wm1133_ev1_hw_params(struct snd_pcm_substream *substream,
	76	struct snd_pcm_hw_params *params)
	77	{
	78	struct snd_soc_pcm_runtime *rtd = substream->private_data;
f0fba2ad LG	79	struct snd_soc_dai *codec_dai = rtd->codec_dai;
f0fba2ad LG	80	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
eeec1246 MB	81	int i, found = 0;
	82	snd_pcm_format_t format = params_format(params);
	83	unsigned int rate = params_rate(params);
	84	unsigned int channels = params_channels(params);
eeec1246 MB	85
	86	/* find the correct audio parameters */
	87	for (i = 0; i < ARRAY_SIZE(wm8350_audio); i++) {
	88	if (rate == wm8350_audio[i].rate &&
	89	format == wm8350_audio[i].format &&
	90	channels == wm8350_audio[i].channels) {
	91	found = 1;
	92	break;
	93	}
	94	}
	95	if (!found)
	96	return -EINVAL;
	97
	98	/* codec FLL input is 14.75 MHz from MCLK */
	99	snd_soc_dai_set_pll(codec_dai, 0, 0, 14750000, wm8350_audio[i].sysclk);
	100
eeec1246 MB	101	/* TODO: The SSI driver should figure this out for us */
	102	switch (channels) {
	103	case 2:
d0077aaf	104	snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 0);
eeec1246 MB	105	break;
eeec1246 MB	106	case 1:
d0077aaf	107	snd_soc_dai_set_tdm_slot(cpu_dai, 0x1, 0x1, 1, 0);
eeec1246 MB	108	break;
	109	default:
	110	return -EINVAL;
	111	}
	112
	113	/* set MCLK as the codec system clock for DAC and ADC */
	114	snd_soc_dai_set_sysclk(codec_dai, WM8350_MCLK_SEL_PLL_MCLK,
	115	wm8350_audio[i].sysclk, SND_SOC_CLOCK_IN);
	116
	117	/* set codec BCLK division for sample rate */
	118	snd_soc_dai_set_clkdiv(codec_dai, WM8350_BCLK_CLKDIV,
	119	wm8350_audio[i].bclkdiv);
	120
	121	/* DAI is synchronous and clocked with DAC LRCLK & ADC LRC */
	122	snd_soc_dai_set_clkdiv(codec_dai,
	123	WM8350_DACLR_CLKDIV, wm8350_audio[i].lr_rate);
	124	snd_soc_dai_set_clkdiv(codec_dai,
	125	WM8350_ADCLR_CLKDIV, wm8350_audio[i].lr_rate);
	126
	127	/* now configure DAC and ADC clocks */
	128	snd_soc_dai_set_clkdiv(codec_dai,
	129	WM8350_DAC_CLKDIV, wm8350_audio[i].clkdiv);
	130
	131	snd_soc_dai_set_clkdiv(codec_dai,
	132	WM8350_ADC_CLKDIV, wm8350_audio[i].clkdiv);
	133
	134	return 0;
	135	}
	136
5ace37bd	137	static const struct snd_soc_ops wm1133_ev1_ops = {
eeec1246 MB	138	.hw_params = wm1133_ev1_hw_params,
	139	};
	140
	141	static const struct snd_soc_dapm_widget wm1133_ev1_widgets[] = {
	142	#ifdef USE_SIMIC
	143	SND_SOC_DAPM_MIC("SiMIC", NULL),
	144	#endif
	145	SND_SOC_DAPM_MIC("Mic1 Jack", NULL),
	146	SND_SOC_DAPM_MIC("Mic2 Jack", NULL),
	147	SND_SOC_DAPM_LINE("Line In Jack", NULL),
	148	SND_SOC_DAPM_LINE("Line Out Jack", NULL),
	149	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	150	};
	151
	152	/* imx32ads soc_card audio map */
	153	static const struct snd_soc_dapm_route wm1133_ev1_map[] = {
	154
	155	#ifdef USE_SIMIC
	156	/* SiMIC --> IN1LN (with automatic bias) via SP1 */
	157	{ "IN1LN", NULL, "Mic Bias" },
	158	{ "Mic Bias", NULL, "SiMIC" },
	159	#endif
	160
	161	/* Mic 1 Jack --> IN1LN and IN1LP (with automatic bias) */
	162	{ "IN1LN", NULL, "Mic Bias" },
	163	{ "IN1LP", NULL, "Mic1 Jack" },
	164	{ "Mic Bias", NULL, "Mic1 Jack" },
	165
	166	/* Mic 2 Jack --> IN1RN and IN1RP (with automatic bias) */
	167	{ "IN1RN", NULL, "Mic Bias" },
27648b2f MB	168	{ "IN1RP", NULL, "Mic2 Jack" },
27648b2f MB	169	{ "Mic Bias", NULL, "Mic2 Jack" },
eeec1246 MB	170
	171	/* Line in Jack --> AUX (L+R) */
	172	{ "IN3R", NULL, "Line In Jack" },
	173	{ "IN3L", NULL, "Line In Jack" },
	174
	175	/* Out1 --> Headphone Jack */
	176	{ "Headphone Jack", NULL, "OUT1R" },
	177	{ "Headphone Jack", NULL, "OUT1L" },
	178
	179	/* Out1 --> Line Out Jack */
	180	{ "Line Out Jack", NULL, "OUT2R" },
	181	{ "Line Out Jack", NULL, "OUT2L" },
	182	};
	183
	184	static struct snd_soc_jack hp_jack;
	185
	186	static struct snd_soc_jack_pin hp_jack_pins[] = {
	187	{ .pin = "Headphone Jack", .mask = SND_JACK_HEADPHONE },
	188	};
	189
093208f5 MB	190	static struct snd_soc_jack mic_jack;
	191
	192	static struct snd_soc_jack_pin mic_jack_pins[] = {
	193	{ .pin = "Mic1 Jack", .mask = SND_JACK_MICROPHONE },
	194	{ .pin = "Mic2 Jack", .mask = SND_JACK_MICROPHONE },
	195	};
	196
f0fba2ad	197	static int wm1133_ev1_init(struct snd_soc_pcm_runtime *rtd)
eeec1246	198	{
2621a9a4	199	struct snd_soc_component *component = rtd->codec_dai->component;
eeec1246	200
eeec1246	201	/* Headphone jack detection */
47ec96d4 LPC	202	snd_soc_card_jack_new(rtd->card, "Headphone", SND_JACK_HEADPHONE,
47ec96d4 LPC	203	&hp_jack, hp_jack_pins, ARRAY_SIZE(hp_jack_pins));
2621a9a4	204	wm8350_hp_jack_detect(component, WM8350_JDR, &hp_jack, SND_JACK_HEADPHONE);
eeec1246	205
093208f5	206	/* Microphone jack detection */
47ec96d4 LPC	207	snd_soc_card_jack_new(rtd->card, "Microphone",
	208	SND_JACK_MICROPHONE \| SND_JACK_BTN_0, &mic_jack,
	209	mic_jack_pins, ARRAY_SIZE(mic_jack_pins));
2621a9a4	210	wm8350_mic_jack_detect(component, &mic_jack, SND_JACK_MICROPHONE,
093208f5 MB	211	SND_JACK_BTN_0);
093208f5 MB	212
02f51640	213	snd_soc_dapm_force_enable_pin(&rtd->card->dapm, "Mic Bias");
2f14430a	214
eeec1246 MB	215	return 0;
	216	}
	217
	218
	219	static struct snd_soc_dai_link wm1133_ev1_dai = {
	220	.name = "WM1133-EV1",
	221	.stream_name = "Audio",
205d231b	222	.cpu_dai_name = "imx-ssi.0",
f0fba2ad	223	.codec_dai_name = "wm8350-hifi",
2bf9d4bb	224	.platform_name = "imx-ssi.0",
f0fba2ad	225	.codec_name = "wm8350-codec.0-0x1a",
eeec1246 MB	226	.init = wm1133_ev1_init,
	227	.ops = &wm1133_ev1_ops,
	228	.symmetric_rates = 1,
734890a6 LPC	229	.dai_fmt = SND_SOC_DAIFMT_I2S \| SND_SOC_DAIFMT_NB_NF \|
734890a6 LPC	230	SND_SOC_DAIFMT_CBM_CFM,
eeec1246 MB	231	};
	232
	233	static struct snd_soc_card wm1133_ev1 = {
	234	.name = "WM1133-EV1",
6aff8ccb	235	.owner = THIS_MODULE,
eeec1246 MB	236	.dai_link = &wm1133_ev1_dai,
eeec1246 MB	237	.num_links = 1,
112ad7f2 LPC	238
	239	.dapm_widgets = wm1133_ev1_widgets,
	240	.num_dapm_widgets = ARRAY_SIZE(wm1133_ev1_widgets),
	241	.dapm_routes = wm1133_ev1_map,
	242	.num_dapm_routes = ARRAY_SIZE(wm1133_ev1_map),
eeec1246 MB	243	};
eeec1246 MB	244
eeec1246 MB	245	static struct platform_device *wm1133_ev1_snd_device;
	246
	247	static int __init wm1133_ev1_audio_init(void)
	248	{
	249	int ret;
	250	unsigned int ptcr, pdcr;
	251
	252	/* SSI0 mastered by port 5 */
af4872fb SG	253	ptcr = IMX_AUDMUX_V2_PTCR_SYN \|
	254	IMX_AUDMUX_V2_PTCR_TFSDIR \|
	255	IMX_AUDMUX_V2_PTCR_TFSEL(MX31_AUDMUX_PORT5_SSI_PINS_5) \|
	256	IMX_AUDMUX_V2_PTCR_TCLKDIR \|
	257	IMX_AUDMUX_V2_PTCR_TCSEL(MX31_AUDMUX_PORT5_SSI_PINS_5);
	258	pdcr = IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT5_SSI_PINS_5);
	259	imx_audmux_v2_configure_port(MX31_AUDMUX_PORT1_SSI0, ptcr, pdcr);
	260
	261	ptcr = IMX_AUDMUX_V2_PTCR_SYN;
	262	pdcr = IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT1_SSI0);
	263	imx_audmux_v2_configure_port(MX31_AUDMUX_PORT5_SSI_PINS_5, ptcr, pdcr);
eeec1246 MB	264
	265	wm1133_ev1_snd_device = platform_device_alloc("soc-audio", -1);
	266	if (!wm1133_ev1_snd_device)
	267	return -ENOMEM;
	268
f0fba2ad	269	platform_set_drvdata(wm1133_ev1_snd_device, &wm1133_ev1);
eeec1246 MB	270	ret = platform_device_add(wm1133_ev1_snd_device);
	271
	272	if (ret)
	273	platform_device_put(wm1133_ev1_snd_device);
	274
	275	return ret;
	276	}
	277	module_init(wm1133_ev1_audio_init);
	278
	279	static void __exit wm1133_ev1_audio_exit(void)
	280	{
	281	platform_device_unregister(wm1133_ev1_snd_device);
	282	}
	283	module_exit(wm1133_ev1_audio_exit);
	284
	285	MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
	286	MODULE_DESCRIPTION("Audio for WM1133-EV1 on i.MX31ADS");
	287	MODULE_LICENSE("GPL");