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1 | /* mpu3000.h |
2 | * | |
3 | * (C) Copyright 2008 | |
4 | * MediaTek <www.mediatek.com> | |
5 | * | |
6 | * mpu300 head file for MT65xx | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | #ifndef MPU3000_H | |
23 | #define MPU3000_H | |
24 | ||
25 | #include <linux/ioctl.h> | |
26 | ||
27 | #define MPU3000_I2C_SLAVE_ADDR 0xD0 | |
28 | #define MPU3000_FIXED_DEVID 0xD0 | |
29 | ||
30 | ||
31 | /* MPU3000 Register Map (Please refer to MPU3000 Specifications) */ | |
32 | #define MPU3000_REG_DEVID 0x00 | |
33 | #define MPU3000_REG_OFS_XH 0x0C | |
34 | #define MPU3000_REG_OFS_XL 0x0D | |
35 | #define MPU3000_REG_OFS_YH 0x0E | |
36 | #define MPU3000_REG_OFS_YL 0x0F | |
37 | #define MPU3000_REG_OFS_ZH 0x10 | |
38 | #define MPU3000_REG_OFS_ZL 0x11 | |
39 | #define MPU3000_REG_FIFO_EN 0x12 | |
40 | #define MPU3000_REG_AUX_VDD 0x13 | |
41 | #define MPU3000_REG_AUX_ID 0x14 | |
42 | #define MPU3000_REG_SAMRT_DIV 0x15 | |
43 | #define MPU3000_REG_DATA_FMT 0x16 //set external sync, full-scale range and sample rate, low pass filter bandwidth | |
44 | #define MPU3000_REG_INT_EN 0x17 | |
45 | #define MPU3000_REG_AUX_ADDR 0x18 | |
46 | #define MPU3000_REG_INT_STA 0x1A | |
47 | ||
48 | #define MPU3000_REG_TEMP_OUTH 0x1B | |
49 | #define MPU3000_REG_TEMP_OUTL 0x1C | |
50 | #define MPU3000_REG_GYRO_XH 0x1D | |
51 | #define MPU3000_REG_GYRO_XL 0x1E | |
52 | #define MPU3000_REG_GYRO_YH 0x1F | |
53 | #define MPU3000_REG_GYRO_YL 0x20 | |
54 | #define MPU3000_REG_GYRO_ZH 0x21 | |
55 | #define MPU3000_REG_GYRO_ZL 0x22 | |
56 | #define MPU3000_REG_AUX_XH 0x23 | |
57 | #define MPU3000_REG_AUX_XL 0x24 | |
58 | #define MPU3000_REG_AUX_YH 0x25 | |
59 | #define MPU3000_REG_AUX_YL 0x26 | |
60 | #define MPU3000_REG_AUX_ZH 0x27 | |
61 | #define MPU3000_REG_AUX_ZL 0x28 | |
62 | #define MPU3000_REG_FIFO_CNTH 0x3A | |
63 | #define MPU3000_REG_FIFO_CNTL 0x3B | |
64 | #define MPU3000_REG_FIFO_DATA 0x3C | |
65 | #define MPU3000_REG_FIFO_CTL 0x3D | |
66 | #define MPU3000_REG_PWR_CTL 0x3E | |
67 | ||
68 | ||
69 | ||
70 | /*MPU3000 Register Bit definitions*/ | |
71 | #define MPU3000_I2C_DIS 0x80 //disable I2C access mode | |
72 | #define MPU3000_DEVID_MASK 0x7E //I2C address mask of the device | |
73 | ||
74 | #define MPU3000_FIFO_TEMP_EN 0x80 //insert the termperature data into FIFO | |
75 | #define MPU3000_FIFO_GYROX_EN 0x40 //insert the X Gyro data into FIFO | |
76 | #define MPU3000_FIFO_GYROY_EN 0x20 //insert the Y Gyro data into FIFO | |
77 | #define MPU3000_FIFO_GYROZ_EN 0x10 //insert the Z Gyro data into FIFO | |
78 | #define MPU3000_FIFO_AUXX_EN 0x08 //insert the X Accelerometer data into FIFO | |
79 | #define MPU3000_FIFO_AUXY_EN 0x04 //insert the Y Accelerometer data into FIFO | |
80 | #define MPU3000_FIFO_AUXZ_EN 0x02 //insert the Z Accelerometer data into FIFO | |
81 | #define MPU3000_FIFO_FOOTER_EN 0x01 //insert the FIFO data into FIFO | |
82 | ||
83 | #define MPU3000_AUX_VDDIO_EN 0x04 //enable VDD level for the secondary I2C bus clock and data lines | |
84 | #define MPU3000_AUX_VDDIO_DIS 0x00 //disable VDD level for the secondary I2C bus clock and data lines | |
85 | #define MPU3000_AUX_ID_MASK 0x7F //AUX ID mask | |
86 | #define MPU3000_AUX_CLKOUT_EN 0x80 //enable reference clock output at CLKOUT pin | |
87 | ||
88 | #define MPU3000_EXT_SYNC 0x05 //captue the state of external frame sync input pin to insert into LSB of registers | |
89 | #define MPU3000_SYNC_NONE 0x00 | |
90 | #define MPU3000_SYNC_TEMP 0x01 | |
91 | #define MPU3000_SYNC_GYROX 0x02 | |
92 | #define MPU3000_SYNC_GYROY 0x03 | |
93 | #define MPU3000_SYNC_GYROZ 0x04 | |
94 | #define MPU3000_SYNC_AUXX 0x05 | |
95 | #define MPU3000_SYNC_AUXY 0x06 | |
96 | #define MPU3000_SYNC_AUXZ 0x07 | |
97 | ||
98 | #define MPU3000_FS_RANGE 0x03 //set the full-scale range of the gyro sensors | |
99 | #define MPU3000_FS_250 0x00 | |
100 | #define MPU3000_FS_500 0x01 | |
101 | #define MPU3000_FS_1000 0x02 | |
102 | #define MPU3000_FS_2000 0x03 | |
103 | #define MPU3000_FS_MAX 0x03 | |
104 | ||
105 | #define MPU3000_FS_250_LSB 131 // LSB/(o/s) | |
106 | #define MPU3000_FS_500_LSB 66 | |
107 | #define MPU3000_FS_1000_LSB 33 | |
108 | #define MPU3000_FS_2000_LSB 16 | |
109 | #define MPU3000_FS_MAX_LSB 131 | |
110 | ||
111 | ||
112 | #define MPU3000_SAM_RATE_MASK 0x07 //set sample rate and low padd filter configuration | |
113 | #define MPU3000_RATE_8K_LPFB_256HZ 0x00 | |
114 | #define MPU3000_RATE_1K_LPFB_188HZ 0x01 | |
115 | #define MPU3000_RATE_1K_LPFB_98HZ 0x02 | |
116 | #define MPU3000_RATE_1K_LPFB_42HZ 0x03 | |
117 | #define MPU3000_RATE_1K_LPFB_20HZ 0x04 | |
118 | #define MPU3000_RATE_1K_LPFB_10HZ 0x05 | |
119 | #define MPU3000_RATE_1K_LPFB_5HZ 0x06 | |
120 | ||
121 | ||
122 | #define MPU3000_INT_ACTL 0x80 //logic level for INT out pin(low level) | |
123 | #define MPU3000_INT_OPEN 0x40 //drvier type for INT out pin(open drain) | |
124 | #define MPU3000_INT_LATCH_EN 0x20 //latch mode(latch until clear INT) | |
125 | #define MPU3000_INT_CLR_BYRD 0x10 //clear INT by reading any register | |
126 | #define MPU3000_MPU_RDY_EN 0x04 //enable INT when device is ready | |
127 | #define MPU3000_DMP_DONE_EN 0x02 //enable INT when DMP is done | |
128 | #define MPU3000_RAW_RDY_EN 0x01 //enable INT when data is available | |
129 | ||
130 | #define MPU3000_INTS_MPU_RDY 0x04 //PLL is ready | |
131 | #define MPU3000_INTS_DMP_DONE 0x02 //digital motion processor(DMP) is done | |
132 | #define MPU3000_INTS_RAW_RDY 0x01 //raw data or FIFO data is ready | |
133 | ||
134 | #define MPU3000_FIFO_CNT_H 0x03 //high bits of FIFO data number | |
135 | #define MPU3000_FIFO_CNT_L 0xFF //low bits of FIFO data number | |
136 | #define MPU3000_FIFOSIZE 512 | |
137 | ||
138 | #define MPU3000_FIFO_EN 0x40 //enable FIFO operation for sensor data | |
139 | #define MPU3000_AUX_IF_EN 0x20 //enable AUX interface via I2C | |
140 | #define MPU3000_AUX_IF_RST 0x08 //reset AUX interface function | |
141 | #define MPU3000_FIFO_RST 0x02 //reset FIFO function | |
142 | #define MPU3000_GYRO_RST 0x01 //reset gyro analog and digital functions | |
143 | ||
144 | #define MPU3000_H_SET 0x80 //reset device and internal registers to default settings | |
145 | #define MPU3000_SLEEP 0x40 //enable low power sleep mode | |
146 | #define MPU3000_STBY_XG 0x20 //put gyro Z in standby mode | |
147 | #define MPU3000_STBY_YG 0x10 //put gyro Z in standby mode | |
148 | #define MPU3000_STBY_ZG 0x08 //put gyro Z in standby mode | |
149 | ||
150 | #define MPU3000_CLK_SEL_MASK 0x07 //select device clock device | |
151 | #define MPU3000_CLK_INTER_OSC 0x00 | |
152 | #define MPU3000_CLK_PLL_GYROX 0x01 | |
153 | #define MPU3000_CLK_PLL_GYROY 0x02 | |
154 | #define MPU3000_CLK_PLL_GYROZ 0x03 | |
155 | #define MPU3000_CLK_PLL_32K 0x04 | |
156 | #define MPU3000_CLK_PLL_19M 0x05 | |
157 | #define MPU3000_CLK_PLL_RESV 0x06 | |
158 | #define MPU3000_CLK_STOP_MASK 0x07 | |
159 | ||
160 | ||
161 | #define MPU3000_SUCCESS 0 | |
162 | #define MPU3000_ERR_I2C -1 | |
163 | #define MPU3000_ERR_STATUS -3 | |
164 | #define MPU3000_ERR_SETUP_FAILURE -4 | |
165 | #define MPU3000_ERR_GETGSENSORDATA -5 | |
166 | #define MPU3000_ERR_IDENTIFICATION -6 | |
167 | ||
168 | ||
169 | /* | |
170 | typedef enum { | |
171 | MPU3000_SYNC_NONE = 0x0, | |
172 | MPU3000_SYNC_TEMP, | |
173 | MPU3000_SYNC_GYROX, | |
174 | MPU3000_SYNC_GYROY, | |
175 | MPU3000_SYNC_GYROZ, | |
176 | MPU3000_SYNC_AUXX, | |
177 | MPU3000_SYNC_AUXY, | |
178 | MPU3000_SYNC_AUXZ, | |
179 | } MPU3000_EXT_SYNC_SEL; | |
180 | ||
181 | typedef enum { | |
182 | MPU3000_FS_250 = 0x0, | |
183 | MPU3000_FS_500, | |
184 | MPU3000_FS_1000, | |
185 | MPU3000_FS_2000, | |
186 | MPU3000_FS_MAX = 0x3, | |
187 | } MPU3000_FS_SEL; | |
188 | ||
189 | typedef enum { | |
190 | MPU3000_RATE_8K_LPFB_256HZ = 0x0, | |
191 | MPU3000_RATE_1K_LPFB_188HZ, | |
192 | MPU3000_RATE_1K_LPFB_98HZ, | |
193 | MPU3000_RATE_1K_LPFB_42HZ, | |
194 | MPU3000_RATE_1K_LPFB_20HZ, | |
195 | MPU3000_RATE_1K_LPFB_10HZ, | |
196 | MPU3000_RATE_1K_LPFB_5HZ, | |
197 | } MPU3000_SAMRATE_SEL; | |
198 | */ | |
199 | ||
200 | #define MPU3000_BUFSIZE 60 | |
201 | ||
202 | // 1 rad = 180/PI degree, MAX_LSB = 131, | |
203 | // 180*131/PI = 7506 | |
204 | #define DEGREE_TO_RAD 7506 | |
205 | ||
206 | #endif //MPU3000_H | |
207 |