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Flemmard0a7d2942014-01-05 21:41:29 -08001#ifndef AKM8963_H
2#define AKM8963_H
3
4#include <linux/ioctl.h>
5
6#define AKM8963_I2C_NAME "akm8963"
7
8#define SENSOR_DATA_SIZE 8
9#define YPR_DATA_SIZE 22
10#define RWBUF_SIZE 16
11
12#define ACC_DATA_FLAG 0
13#define MAG_DATA_FLAG 1
14#define ORI_DATA_FLAG 2
15#define AKM_NUM_SENSORS 3
16
17#define ACC_DATA_READY (1<<(ACC_DATA_FLAG))
18#define MAG_DATA_READY (1<<(MAG_DATA_FLAG))
19#define ORI_DATA_READY (1<<(ORI_DATA_FLAG))
20
21#define AK8963_MEASUREMENT_TIME_US 10000
22
23#define AK8963_MODE_SNG_MEASURE 0x01
24#define AK8963_MODE_SELF_TEST 0x08
25#define AK8963_MODE_FUSE_ACCESS 0x0F
26#define AK8963_MODE_POWERDOWN 0x00
27
28
29#define AK8963_REG_WIA 0x00
30#define AK8963_REG_INFO 0x01
31#define AK8963_REG_ST1 0x02
32#define AK8963_REG_HXL 0x03
33#define AK8963_REG_HXH 0x04
34#define AK8963_REG_HYL 0x05
35#define AK8963_REG_HYH 0x06
36#define AK8963_REG_HZL 0x07
37#define AK8963_REG_HZH 0x08
38#define AK8963_REG_ST2 0x09
39#define AK8963_REG_CNTL1 0x0A
40#define AK8963_REG_CNTL2 0x0B
41#define AK8963_REG_ASTC 0x0C
42#define AK8963_REG_TS1 0x0D
43#define AK8963_REG_TS2 0x0E
44#define AK8963_REG_I2CDIS 0x0F
45
46#define AK8963_FUSE_ASAX 0x10
47#define AK8963_FUSE_ASAY 0x11
48#define AK8963_FUSE_ASAZ 0x12
49
50#define AKMIO 0xA1
51
52#define ECS_IOCTL_READ _IOWR(AKMIO, 0x01, char*)
53#define ECS_IOCTL_WRITE _IOW(AKMIO, 0x02, char*)
54#define ECS_IOCTL_SET_MODE _IOW(AKMIO, 0x03, short)
55#define ECS_IOCTL_GETDATA _IOR(AKMIO, 0x04, char[SENSOR_DATA_SIZE])
56#define ECS_IOCTL_SET_YPR _IOW(AKMIO, 0x05, int[YPR_DATA_SIZE])
57#define ECS_IOCTL_GET_OPEN_STATUS _IOR(AKMIO, 0x06, int)
58#define ECS_IOCTL_GET_CLOSE_STATUS _IOR(AKMIO, 0x07, int)
59#define ECS_IOCTL_GET_DELAY _IOR(AKMIO, 0x08, long long int[AKM_NUM_SENSORS])
60#define ECS_IOCTL_GET_LAYOUT _IOR(AKMIO, 0x09, char)
61#define ECS_IOCTL_GET_OUTBIT _IOR(AKMIO, 0x0B, char)
62#define ECS_IOCTL_RESET _IO(AKMIO, 0x0C)
63#define ECS_IOCTL_GET_ACCEL _IOR(AKMIO, 0x30, short[3])
64
65struct akm8963_platform_data {
66 char layout;
67 char outbit;
68 int gpio_DRDY;
69 int gpio_RST;
70 int (*power_LPM)(int on);
71};
72
73#endif
74