#ifndef __AD5816G_H__
#define __AD5816G_H__

#include <linux/atomisp_platform.h>
#include <linux/types.h>
#include <linux/time.h>

#define AD5816G_VCM_ADDR	0x0e

/* ad5816g device structure */
struct ad5816g_device {
	const struct camera_af_platform_data *platform_data;
	struct timespec timestamp_t_focus_abs;
	struct timespec focus_time;	/* Time when focus was last time set */
	s32 focus;			/* Current focus value */
	s16 number_of_steps;
};

#define AD5816G_INVALID_CONFIG	0xffffffff
#define AD5816G_MAX_FOCUS_POS	1023
#define DELAY_PER_STEP_NS	1000000
#define DELAY_MAX_PER_STEP_NS	(1000000 * 1023)

/* Register Definitions */
#define AD5816G_IC_INFO			0x00
#define AD5816G_IC_VERSION		0x01
#define AD5816G_CONTROL			0x02
#define AD5816G_VCM_CODE_MSB	0x03
#define AD5816G_VCM_CODE_LSB	0x04
#define AD5816G_STATUS			0x05
#define AD5816G_MODE			0x06
#define AD5816G_VCM_FREQ		0x07
#define AD5816G_VCM_THRESHOLD	0x08

/* ARC MODE ENABLE */
#define AD5816G_ARC_EN			0x02
/* ARC RES2 MODE */
#define AD5816G_ARC_RES2			0x01
/* ARC VCM FREQ - 78.1Hz */
#define AD5816G_DEF_FREQ			0x7a
/* ARC VCM THRESHOLD - 0x08 << 1 */
#define AD5816G_DEF_THRESHOLD		0x64
#define AD5816G_ID			0x24
#define VCM_CODE_MASK	0x03ff

#define AD5816G_MODE_2_5M_SWITCH_CLOCK	0x14

#endif