/* * Definitions for ak8973 compass chip. */ #ifndef AK8973B_H #define AK8973B_H #include #define SENSOR_OPER_MODE 1 /*0: acc only, 1: all */ #define SENSOR_DATA_SIZE 5 /* Rx buffer size. i.e ST,TMPS,H1X,H1Y,H1Z*/ /* Compass device dependent definition */ #define AKECS_MODE_MEASURE 0x00 /* Starts measurement. Please use AKECS_MODE_MEASURE_SNG */ /* or AKECS_MODE_MEASURE_SEQ instead of this. */ #define AKECS_MODE_PFFD 0x01 /* Start pedometer and free fall detect. */ #define AKECS_MODE_E2P_READ 0x02 /* E2P access mode (read). */ #define AKECS_MODE_POWERDOWN 0x03 /* Power down mode */ #define AKECS_MODE_MEASURE_SNG 0x10 /* Starts single measurement */ #define AKECS_MODE_MEASURE_SEQ 0x11 /* Starts sequential measurement */ /* Default register settings */ #define CSPEC_AINT 0x01 /* Amplification for acceleration sensor */ #define CSPEC_SNG_NUM 0x01 /* Single measurement mode */ #define CSPEC_SEQ_NUM 0x02 /* Sequential measurement mode */ #define CSPEC_SFRQ_32 0x00 /* Measurement frequency: 32Hz */ #define CSPEC_SFRQ_64 0x01 /* Measurement frequency: 64Hz */ #define CSPEC_MCS 0x07 /* Clock frequency */ #define CSPEC_MKS 0x01 /* Clock type: CMOS level */ #define CSPEC_INTEN 0x01 /* Interruption pin enable: Enable */ #define RBUFF_SIZE 31 /* Rx buffer size */ #define MAX_CALI_SIZE 0x1000U /* calibration buffer size */ #define AKECS_REG_ST 0xC0 #define AKECS_REG_TMPS 0xC1 #define AKECS_REG_H1X 0xC2 #define AKECS_REG_H1Y 0xC3 #define AKECS_REG_H1Z 0xC4 #define AKECS_REG_MS1 0xE0 #define AKECS_REG_HXDA 0xE1 #define AKECS_REG_HYDA 0xE2 #define AKECS_REG_HZDA 0xE3 #define AKECS_REG_HXGA 0xE4 #define AKECS_REG_HYGA 0xE5 #define AKECS_REG_HZGA 0xE6 // AKECS EEPROM address #define AKECS_EEP_ETS 0x62 #define AKECS_EEP_EVIR 0x63 #define AKECS_EEP_EIHE 0x64 #define AKECS_EEP_ETST 0x65 #define AKECS_EEP_EHXGA 0x66 #define AKECS_EEP_EHYGA 0x67 #define AKECS_EEP_EHZGA 0x68 #define AKMIO 0xA1 /* IOCTLs for AKM library */ #define AKMIO 0xA1 /* IOCTLs for AKM library */ #define ECS_IOCTL_WRITE _IOW(AKMIO, 0x01, char[2]) #define ECS_IOCTL_READ _IOWR(AKMIO, 0x02, char[2]) #define ECS_IOCTL_RESET _IO(AKMIO, 0x03) #define ECS_IOCTL_SET_MODE _IOW(AKMIO, 0x04, short) #define ECS_IOCTL_GETDATA _IOR(AKMIO, 0x05, char[SENSOR_DATA_SIZE]) #define ECS_IOCTL_SET_YPR _IOW(AKMIO, 0x06, short[12]) #define ECS_IOCTL_GET_OPEN_STATUS _IOR(AKMIO, 0x07, int) #define ECS_IOCTL_GET_CLOSE_STATUS _IOR(AKMIO, 0x08, int) #define ECS_IOCTL_GET_DELAY _IOR(AKMIO, 0x30, int64_t) #define ECS_IOCTL_GET_PROJECT_NAME _IOR(AKMIO, 0x0D, char[64]) #define ECS_IOCTL_GET_MATRIX _IOR(AKMIO, 0x0E, short[4][3][3]) /* IOCTLs for APPs */ #define ECS_IOCTL_APP_SET_MODE _IOW(AKMIO, 0x10, short) #define ECS_IOCTL_APP_SET_MFLAG _IOW(AKMIO, 0x11, short) #define ECS_IOCTL_APP_GET_MFLAG _IOR(AKMIO, 0x12, short) #define ECS_IOCTL_APP_SET_AFLAG _IOW(AKMIO, 0x13, short) #define ECS_IOCTL_APP_GET_AFLAG _IOR(AKMIO, 0x14, short) #define ECS_IOCTL_APP_SET_TFLAG _IOW(AKMIO, 0x15, short) #define ECS_IOCTL_APP_GET_TFLAG _IOR(AKMIO, 0x16, short) #define ECS_IOCTL_APP_RESET_PEDOMETER _IO(AKMIO, 0x17) #define ECS_IOCTL_APP_SET_DELAY _IOW(AKMIO, 0x18, int64_t) #define ECS_IOCTL_APP_GET_DELAY ECS_IOCTL_GET_DELAY #define ECS_IOCTL_APP_SET_MVFLAG _IOW(AKMIO, 0x19, short) /* Set raw magnetic vector flag */ #define ECS_IOCTL_APP_GET_MVFLAG _IOR(AKMIO, 0x1A, short) /* Get raw magnetic vector flag */ /* IOCTLs for pedometer */ #define ECS_IOCTL_SET_STEP_CNT _IOW(AKMIO, 0x20, short) #define ECS_IOCTL_APP_SET_ACC_MODE _IO(AKMIO, 0x21) /* Default GPIO setting */ #define ECS_RST 108 /*MISC4, bit2 */ //#define ECS_CLK_ON 103 //for compile, dont necessary //#define ECS_INTR 102 /*INT2, bit1 */ #define AK8973B_PERIOD 500000000 //0.5 sec /*********** for debug **********************************************************/ #if 0 #define gprintk(fmt, x... ) printk( "%s(%d): " fmt, __FUNCTION__ ,__LINE__, ## x) #else #define gprintk(x...) do { } while (0) #endif /*******************************************************************************/ struct akm8976_platform_data { int reset; int clk_on; int intr; }; #endif