ASoC: Add WM5100 driver

/*

 * linux/sound/wm5100.h -- Platform data for WM5100

 *

 * Copyright 2011 Wolfson Microelectronics. PLC.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 */

#ifndef __LINUX_SND_WM5100_H

#define __LINUX_SND_WM5100_H

enum wm5100_in_mode {

	WM5100_IN_SE = 0,

	WM5100_IN_DIFF = 1,

	WM5100_IN_DMIC = 2,

};

enum wm5100_dmic_sup {

	WM5100_DMIC_SUP_MICVDD = 0,

	WM5100_DMIC_SUP_MICBIAS1 = 1,

	WM5100_DMIC_SUP_MICBIAS2 = 2,

	WM5100_DMIC_SUP_MICBIAS3 = 3,

};

enum wm5100_micdet_bias {

	WM5100_MICDET_MICBIAS1 = 0,

	WM5100_MICDET_MICBIAS2 = 1,

	WM5100_MICDET_MICBIAS3 = 2,

};

struct wm5100_jack_mode {

	enum wm5100_micdet_bias bias;

	int hp_pol;

	int micd_src;

};

#define WM5100_GPIO_SET 0x10000

struct wm5100_pdata {

	int reset;      /** GPIO controlling /RESET, if any */

	int ldo_ena;    /** GPIO controlling LODENA, if any */

	int hp_pol;     /** GPIO controlling headset polarity, if any */

	int irq_flags;

	int gpio_base;

	struct wm5100_jack_mode jack_modes[2];

	/* Input pin mode selection */

	enum wm5100_in_mode in_mode[4];

	/* DMIC supply selection */

	enum wm5100_dmic_sup dmic_sup[4];

	int gpio_defaults[6];

};

#endif

	select SND_SOC_WL1273 if MFD_WL1273_CORE

	select SND_SOC_WM1250_EV1 if I2C

	select SND_SOC_WM2000 if I2C

	select SND_SOC_WM5100 if I2C

	select SND_SOC_WM8350 if MFD_WM8350

	select SND_SOC_WM8400 if MFD_WM8400

	select SND_SOC_WM8510 if SND_SOC_I2C_AND_SPI

config SND_SOC_WM1250_EV1

	tristate

config SND_SOC_WM5100

	tristate

config SND_SOC_WM8350

	tristate

snd-soc-uda1380-objs := uda1380.o

snd-soc-wl1273-objs := wl1273.o

snd-soc-wm1250-ev1-objs := wm1250-ev1.o

snd-soc-wm5100-objs := wm5100.o wm5100-tables.o

snd-soc-wm8350-objs := wm8350.o

snd-soc-wm8400-objs := wm8400.o

snd-soc-wm8510-objs := wm8510.o

obj-$(CONFIG_SND_SOC_UDA1380)	+= snd-soc-uda1380.o

obj-$(CONFIG_SND_SOC_WL1273)	+= snd-soc-wl1273.o

obj-$(CONFIG_SND_SOC_WM1250_EV1) += snd-soc-wm1250-ev1.o

obj-$(CONFIG_SND_SOC_WM5100)	+= snd-soc-wm5100.o

obj-$(CONFIG_SND_SOC_WM8350)	+= snd-soc-wm8350.o

obj-$(CONFIG_SND_SOC_WM8400)	+= snd-soc-wm8400.o

obj-$(CONFIG_SND_SOC_WM8510)	+= snd-soc-wm8510.o