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/*
* Copyright (C) 2011 MCUBE, Inc.
*
* Initial Code:
* Tan Liang
*/
#ifndef __MC32X0_H__
#define __MC32X0_H__
#define MC32X0_WR_FUNC_PTR char (* bus_write)(unsigned char, unsigned char *, unsigned char)
#define MC32X0_BUS_WRITE_FUNC(dev_addr, reg_addr, reg_data, wr_len)\
bus_write(reg_addr, reg_data, wr_len)
#define MC32X0_RD_FUNC_PTR char (* bus_read)( unsigned char, unsigned char *, unsigned char)
#define MC32X0_BUS_READ_FUNC(dev_addr, reg_addr, reg_data, r_len)\
bus_read(reg_addr, reg_data, r_len)
#define GET_REAL_VALUE(rv, bn) \
((rv & (0x01 << (bn - 1))) ? (- (rv & ~(0xffff << (bn - 1)))) : (rv & ~(0xffff << (bn - 1))))
//#define MC32X0_HIGH_END
/*******MC3210/20 define this**********/
//#define MCUBE_2G_10BIT_TAP
//#define MCUBE_2G_10BIT
//#define MCUBE_8G_14BIT_TAP
//#define MCUBE_8G_14BIT
//#define MC32X0_LOW_END
/*******MC3230 define this**********/
//#define MCUBE_1_5G_8BIT
//#define MCUBE_1_5G_8BIT_TAP
/** MC32X0 I2C Address
*/
#define MC32X0_I2C_ADDR 0x4c // 0x98 >> 1
/*
MC32X0 API error codes
*/
#define E_NULL_PTR (char)-127
/*
*
* register definitions
*
*/
#define MC32X0_XOUT_REG 0x00
#define MC32X0_YOUT_REG 0x01
#define MC32X0_ZOUT_REG 0x02
#define MC32X0_Tilt_Status_REG 0x03
#define MC32X0_Sampling_Rate_Status_REG 0x04
#define MC32X0_Sleep_Count_REG 0x05
#define MC32X0_Interrupt_Enable_REG 0x06
#define MC32X0_Mode_Feature_REG 0x07
#define MC32X0_Sample_Rate_REG 0x08
#define MC32X0_Tap_Detection_Enable_REG 0x09
#define MC32X0_TAP_Dwell_Reject_REG 0x0a
#define MC32X0_DROP_Control_Register_REG 0x0b
#define MC32X0_SHAKE_Debounce_REG 0x0c
#define MC32X0_XOUT_EX_L_REG 0x0d
#define MC32X0_XOUT_EX_H_REG 0x0e
#define MC32X0_YOUT_EX_L_REG 0x0f
#define MC32X0_YOUT_EX_H_REG 0x10
#define MC32X0_ZOUT_EX_L_REG 0x11
#define MC32X0_ZOUT_EX_H_REG 0x12
#define MC32X0_CHIP_ID 0x18
#define MC32X0_RANGE_Control_REG 0x20
#define MC32X0_SHAKE_Threshold_REG 0x2B
#define MC32X0_UD_Z_TH_REG 0x2C
#define MC32X0_UD_X_TH_REG 0x2D
#define MC32X0_RL_Z_TH_REG 0x2E
#define MC32X0_RL_Y_TH_REG 0x2F
#define MC32X0_FB_Z_TH_REG 0x30
#define MC32X0_DROP_Threshold_REG 0x31
#define MC32X0_TAP_Threshold_REG 0x32
/** MC32X0 acceleration data
\brief Structure containing acceleration values for x,y and z-axis in signed short
*/
typedef struct {
short x, /**< holds x-axis acceleration data sign extended. Range -512 to 511. */
y, /**< holds y-axis acceleration data sign extended. Range -512 to 511. */
z; /**< holds z-axis acceleration data sign extended. Range -512 to 511. */
} mc32x0acc_t;
/* RANGE */
#define MC32X0_RANGE__POS 2
#define MC32X0_RANGE__LEN 2
#define MC32X0_RANGE__MSK 0x0c
#define MC32X0_RANGE__REG MC32X0_RANGE_Control_REG
/* MODE */
#define MC32X0_MODE__POS 0
#define MC32X0_MODE__LEN 2
#define MC32X0_MODE__MSK 0x03
#define MC32X0_MODE__REG MC32X0_Mode_Feature_REG
#define MC32X0_MODE_DEF 0x43
/* BANDWIDTH */
#define MC32X0_BANDWIDTH__POS 4
#define MC32X0_BANDWIDTH__LEN 3
#define MC32X0_BANDWIDTH__MSK 0x70
#define MC32X0_BANDWIDTH__REG MC32X0_RANGE_Control_REG
#define MC32X0_GET_BITSLICE(regvar, bitname)\
(regvar & bitname##__MSK) >> bitname##__POS
#define MC32X0_SET_BITSLICE(regvar, bitname, val)\
(regvar & ~bitname##__MSK) | ((val<<bitname##__POS)&bitname##__MSK)
#define MC32X0_RANGE_2G 0
#define MC32X0_RANGE_4G 1
#define MC32X0_RANGE_8G 2
#define MC32X0_WAKE 1
#define MC32X0_SNIFF 2
#define MC32X0_STANDBY 3
#define MC32X0_LOW_PASS_512HZ 0
#define MC32X0_LOW_PASS_256HZ 1
#define MC32X0_LOW_PASS_128HZ 2
#define MC32X0_LOW_PASS_64HZ 3
#define MC32X0_LOW_PASS_32HZ 4
#define MC32X0_LOW_PASS_16HZ 5
#define MC32X0_LOW_PASS_8HZ 6
typedef struct {
unsigned char mode; /**< save current MC32X0 operation mode */
unsigned char chip_id; /**< save MC32X0's chip id which has to be 0x00/0x01 after calling mc32x0_init() */
unsigned char dev_addr; /**< initializes MC32X0's I2C device address 0x4c */
MC32X0_WR_FUNC_PTR; /**< function pointer to the SPI/I2C write function */
MC32X0_RD_FUNC_PTR; /**< function pointer to the SPI/I2C read function */
} mc32x0_t;
/* Function prototypes */
int mcube_mc32x0_init(mc32x0_t *mc32x0);
int mc32x0_set_image (struct i2c_client *client) ;
int mc32x0_set_range(char);
int mc32x0_get_range(unsigned char*);
int mc32x0_set_mode(struct i2c_client *client, unsigned char mode);
int mc32x0_get_mode(unsigned char *);
int mc32x0_set_bandwidth(char);
int mc32x0_get_bandwidth(unsigned char *);
int mc32x0_read_accel_x(short *);
int mc32x0_read_accel_y(short *);
int mc32x0_read_accel_z(short *);
int mc32x0_read_accel_xyz(struct i2c_client *client, s16 * acc);
int mc32x0_get_interrupt_status(unsigned char *);
int mc32x0_read_reg(unsigned char , unsigned char *, unsigned char);
int mc32x0_write_reg(unsigned char , unsigned char*, unsigned char );
#endif
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