#ifndef __TAOS_H__
#define __TAOS_H__


/* i2c */
#define I2C_M_WR 0 /* for i2c */
#define I2c_M_RD 1 /* for i2c */

/* sensor gpio */
#define GPIO_SENSE_OUT	27


#define REGS_PROX	0x0 /* Read  Only */
#define REGS_GAIN	0x1 /* Write Only */
#define REGS_HYS	0x2 /* Write Only */
#define REGS_CYCLE	0x3 /* Write Only */
#define REGS_OPMOD	0x4 /* Write Only */
#define REGS_CON	0x6 /* Write Only */

/* sensor type */
#define TAOS_LIGHT		0
#define TAOS_PROXIMITY	1
#define TAOS_ALL		2

/* power control */
#define ON		1
#define OFF		0

/* IOCTL for proximity sensor */
#define SHARP_TAOSP_IOC_MAGIC   'C'
#define SHARP_TAOSP_OPEN    _IO(SHARP_TAOSP_IOC_MAGIC, 1)
#define SHARP_TAOSP_CLOSE   _IO(SHARP_TAOSP_IOC_MAGIC, 2)

/* IOCTL for light sensor */
#define SHARP_TAOSL_IOC_MAGIC   'L'
#define SHARP_TAOSL_OPEN    _IO(SHARP_TAOSL_IOC_MAGIC, 1)
#define SHARP_TAOSL_CLOSE   _IO(SHARP_TAOSL_IOC_MAGIC, 2)

#define	MAX_LUX				65535
/* for proximity adc avg */
#define PROX_READ_NUM 40
#define TAOS_PROX_MAX 1023
#define TAOS_PROX_MIN 0

/* input device for proximity sensor */
#define USE_INPUT_DEVICE	1 /* 0 : No Use, 1: Use */

#define USE_INTERRUPT		1
#define INT_CLEAR    1 /* 0 = by polling, 1 = by interrupt */

/* Register value  for TMD2771x */    /* hm83.cho 100817 */
#define ATIME 0xff   /* 2.7ms - minimum ALS intergration time */
#define WTIME 0xff  /* 2.7ms - minimum Wait time */
#define PTIME  0xff  /* 2.7ms - minimum Prox integration time */
#define PPCOUNT  1
#define PIEN 0x20    /* Enable Prox interrupt */
#define WEN  0x8     /* Enable Wait */
#define PEN  0x4     /* Enable Prox */
#define AEN  0x2     /* Enable ALS */
#define PON 0x1     /* Enable Power on */
#define PDRIVE 0
#define PDIODE 0x20
#define PGAIN 0
#define AGAIN 0

/* TDM2771x*/
enum taos_light_state {
	LIGHT_DIM   = 0,
	LIGHT_LEVEL1   = 1,
	LIGHT_LEVEL2   = 2,
	LIGHT_LEVEL3   = 3,
	LIGHT_LEVEL4   = 4,
	LIGHT_LEVEL5   = 5,
	LIGHT_LEVEL6   = 6,
	LIGHT_LEVEL7   = 7,
	LIGHT_LEVEL8   = 8,
	LIGHT_LEVEL9   = 9,
	LIGHT_LEVEL10   = 10,
	LIGHT_LEVEL11   = 11,
	LIGHT_LEVEL12   = 12,
	LIGHT_LEVEL13   = 13,
	LIGHT_LEVEL14   = 14,
	LIGHT_LEVEL15   = 15,
	LIGHT_LEVEL16   = 16,
	LIGHT_INIT  = 17,
};

enum taos_als_fops_status {
	TAOS_ALS_CLOSED = 0,
	TAOS_ALS_OPENED = 1,
};

enum taos_prx_fops_status {
	TAOS_PRX_CLOSED = 0,
	TAOS_PRX_OPENED = 1,
};

enum taos_chip_working_status {
	TAOS_CHIP_UNKNOWN = 0,
	TAOS_CHIP_WORKING = 1,
	TAOS_CHIP_SLEEP = 2
};

/* driver data */
struct taos_data {
	struct input_dev *proximity_input_dev;
	struct input_dev *light_input_dev;
	struct i2c_client *client;
	struct input_dev *input_dev;
	struct workqueue_struct *taos_wq;
	struct workqueue_struct *taos_test_wq;
	struct work_struct work_prox;  /* for proximity sensor */
	struct work_struct work_light; /* for light_sensor     */
	struct work_struct work_ptime; /* for proximity reset    */
	struct class *lightsensor_class;
	struct class *proximity_class;
	struct device *proximity_dev;
	struct device *switch_cmd_dev;
	int             irq;
	struct wake_lock prx_wake_lock;
	struct hrtimer timer;
	struct hrtimer ptimer;
	struct mutex power_lock;
	int light_count;
	int light_buffer;
	int delay;
	int avg[3];
	ktime_t light_polling_time;
	ktime_t prox_polling_time;
	bool light_enable;
	bool proximity_enable;
	short proximity_value;

	int irdata;		/*Ch[1] */
	int cleardata;	/*Ch[0] */
	u16 chipID;
/*	struct timer_list light_init_timer; */
/*	struct timer_list prox_init_timer; */
};

/* platform data */
struct taos_platform_data {
	int p_out; /* proximity-sensor-output gpio */
};

#endif