diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 04:34:46 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 04:34:46 -0300 |
| commit | 863981e96738983919de841ec669e157e6bdaeb0 (patch) | |
| tree | d6d89a12e7eb8017837c057935a2271290907f76 /drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h | |
| parent | 8dec7c70575785729a6a9e6719a955e9c545bcab (diff) | |
Linux-libre 4.7.1-gnupck-4.7.1-gnu
Diffstat (limited to 'drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h')
| -rw-r--r-- | drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h index e302a4970..3bf8544cc 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h @@ -11,6 +11,7 @@ * GNU General Public License for more details. */ #include <linux/i2c.h> +#include <linux/i2c-mux.h> #include <linux/kfifo.h> #include <linux/spinlock.h> #include <linux/iio/iio.h> @@ -68,6 +69,7 @@ enum inv_devices { INV_MPU6050, INV_MPU6500, INV_MPU6000, + INV_MPU9150, INV_NUM_PARTS }; @@ -93,13 +95,13 @@ struct inv_mpu6050_chip_config { /** * struct inv_mpu6050_hw - Other important hardware information. - * @num_reg: Number of registers on device. + * @whoami: Self identification byte from WHO_AM_I register * @name: name of the chip. * @reg: register map of the chip. * @config: configuration of the chip. */ struct inv_mpu6050_hw { - u8 num_reg; + u8 whoami; u8 *name; const struct inv_mpu6050_reg_map *reg; const struct inv_mpu6050_chip_config *config; @@ -114,7 +116,8 @@ struct inv_mpu6050_hw { * @hw: Other hardware-specific information. * @chip_type: chip type. * @time_stamp_lock: spin lock to time stamp. - * @plat_data: platform data. + * @plat_data: platform data (deprecated in favor of @orientation). + * @orientation: sensor chip orientation relative to main hardware. * @timestamps: kfifo queue to store time stamp. * @map regmap pointer. * @irq interrupt number. @@ -127,10 +130,11 @@ struct inv_mpu6050_state { const struct inv_mpu6050_hw *hw; enum inv_devices chip_type; spinlock_t time_stamp_lock; - struct i2c_adapter *mux_adapter; + struct i2c_mux_core *muxc; struct i2c_client *mux_client; unsigned int powerup_count; struct inv_mpu6050_platform_data plat_data; + struct iio_mount_matrix orientation; DECLARE_KFIFO(timestamps, long long, TIMESTAMP_FIFO_SIZE); struct regmap *map; int irq; @@ -215,6 +219,13 @@ struct inv_mpu6050_state { #define INV_MPU6050_MIN_FIFO_RATE 4 #define INV_MPU6050_ONE_K_HZ 1000 +#define INV_MPU6050_REG_WHOAMI 117 + +#define INV_MPU6000_WHOAMI_VALUE 0x68 +#define INV_MPU6050_WHOAMI_VALUE 0x68 +#define INV_MPU6500_WHOAMI_VALUE 0x70 +#define INV_MPU9150_WHOAMI_VALUE 0x68 + /* scan element definition */ enum inv_mpu6050_scan { INV_MPU6050_SCAN_ACCL_X, |