/*
* sgtl5000.c -- SGTL5000 ALSA SoC Audio driver
*
* Copyright 2010-2011 Freescale Semiconductor, Inc. All Rights Reserved.
*
* 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.
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/clk.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/consumer.h>
#include <linux/of_device.h>
#include <sound/core.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include "sgtl5000.h"
#define SGTL5000_DAP_REG_OFFSET 0x0100
#define SGTL5000_MAX_REG_OFFSET 0x013A
/* default value of sgtl5000 registers */
static const u16 sgtl5000_regs[SGTL5000_MAX_REG_OFFSET] = {
[SGTL5000_CHIP_CLK_CTRL] = 0x0008,
[SGTL5000_CHIP_I2S_CTRL] = 0x0010,
[SGTL5000_CHIP_SSS_CTRL] = 0x0008,
[SGTL5000_CHIP_DAC_VOL] = 0x3c3c,
[SGTL5000_CHIP_PAD_STRENGTH] = 0x015f,
[SGTL5000_CHIP_ANA_HP_CTRL] = 0x1818,
[SGTL5000_CHIP_ANA_CTRL] = 0x0111,
[SGTL5000_CHIP_LINE_OUT_VOL] = 0x0404,
[SGTL5000_CHIP_ANA_POWER] = 0x7060,
[SGTL5000_CHIP_PLL_CTRL] = 0x5000,
[SGTL5000_DAP_BASS_ENHANCE] = 0x0040,
[SGTL5000_DAP_BASS_ENHANCE_CTRL] = 0x051f,
