2 * Definitions for akm8975 compass chip.
7 #include <linux/ioctl.h>
9 #define AKM8975_I2C_NAME "ak8975"
11 /*! \name AK8975 operation mode
13 Defines an operation mode of the AK8975.*/
15 #define AK8975_MODE_SNG_MEASURE 0x01
16 #define AK8975_MODE_SELF_TEST 0x08
17 #define AK8975_MODE_FUSE_ACCESS 0x0F
18 #define AK8975_MODE_POWERDOWN 0x00
21 #define SENSOR_DATA_SIZE 8 /* Rx buffer size, i.e from ST1 to ST2 */
22 #define RWBUF_SIZE 16 /* Read/Write buffer size.*/
25 /*! \name AK8975 register address
27 Defines a register address of the AK8975.*/
29 #define AK8975_REG_WIA 0x00
30 #define AK8975_REG_INFO 0x01
31 #define AK8975_REG_ST1 0x02
32 #define AK8975_REG_HXL 0x03
33 #define AK8975_REG_HXH 0x04
34 #define AK8975_REG_HYL 0x05
35 #define AK8975_REG_HYH 0x06
36 #define AK8975_REG_HZL 0x07
37 #define AK8975_REG_HZH 0x08
38 #define AK8975_REG_ST2 0x09
39 #define AK8975_REG_CNTL 0x0A
40 #define AK8975_REG_RSV 0x0B
41 #define AK8975_REG_ASTC 0x0C
42 #define AK8975_REG_TS1 0x0D
43 #define AK8975_REG_TS2 0x0E
44 #define AK8975_REG_I2CDIS 0x0F
47 /*! \name AK8975 fuse-rom address
49 Defines a read-only address of the fuse ROM of the AK8975.*/
51 #define AK8975_FUSE_ASAX 0x10
52 #define AK8975_FUSE_ASAY 0x11
53 #define AK8975_FUSE_ASAZ 0x12
58 /* IOCTLs for AKM library */
59 #define ECS_IOCTL_WRITE _IOW(AKMIO, 0x01, char*)
60 #define ECS_IOCTL_READ _IOWR(AKMIO, 0x02, char*)
61 #define ECS_IOCTL_RESET _IO(AKMIO, 0x03) /* NOT used in AK8975 */
62 #define ECS_IOCTL_SET_MODE _IOW(AKMIO, 0x04, short)
63 #define ECS_IOCTL_GETDATA _IOR(AKMIO, 0x05, char[SENSOR_DATA_SIZE])
64 #define ECS_IOCTL_SET_YPR _IOW(AKMIO, 0x06, short[12])
65 #define ECS_IOCTL_GET_OPEN_STATUS _IOR(AKMIO, 0x07, int)
66 #define ECS_IOCTL_GET_CLOSE_STATUS _IOR(AKMIO, 0x08, int)
67 #define ECS_IOCTL_GET_DELAY _IOR(AKMIO, 0x30, short)
68 #define ECS_IOCTL_GET_PROJECT_NAME _IOR(AKMIO, 0x0D, char[64])
69 #define ECS_IOCTL_GET_MATRIX _IOR(AKMIO, 0x0E, short [4][3][3])
70 #define ECS_IOCTL_GET_PLATFORM_DATA _IOR(AKMIO, 0x0E, struct akm8975_platform_data)
74 #define ECS_IOCTL_APP_SET_MODE _IOW(AKMIO, 0x10, short)
75 #define ECS_IOCTL_APP_SET_MFLAG _IOW(AKMIO, 0x11, short)
76 #define ECS_IOCTL_APP_GET_MFLAG _IOW(AKMIO, 0x12, short)
77 #define ECS_IOCTL_APP_SET_AFLAG _IOW(AKMIO, 0x13, short)
78 #define ECS_IOCTL_APP_GET_AFLAG _IOR(AKMIO, 0x14, short)
79 #define ECS_IOCTL_APP_SET_TFLAG _IOR(AKMIO, 0x15, short)/* NOT use */
80 #define ECS_IOCTL_APP_GET_TFLAG _IOR(AKMIO, 0x16, short)/* NOT use */
81 #define ECS_IOCTL_APP_RESET_PEDOMETER _IO(AKMIO, 0x17) /* NOT use */
82 #define ECS_IOCTL_APP_SET_DELAY _IOW(AKMIO, 0x18, short)
83 #define ECS_IOCTL_APP_GET_DELAY ECS_IOCTL_GET_DELAY
84 #define ECS_IOCTL_APP_SET_MVFLAG _IOW(AKMIO, 0x19, short)
85 #define ECS_IOCTL_APP_GET_MVFLAG _IOR(AKMIO, 0x1A, short)