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+/*
+* Copyright (C) 2012 Invensense, Inc.
+*
+* This software is licensed under the terms of the GNU General Public
+* License version 2, as published by the Free Software Foundation, and
+* may be copied, distributed, and modified under those terms.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+*/
+
+/**
+ * @addtogroup DRIVERS
+ * @brief Hardware drivers.
+ *
+ * @{
+ * @file mpu.h
+ * @brief mpu definition
+ */
+
+#ifndef __MPU_H_
+#define __MPU_H_
+
+#ifdef __KERNEL__
+#include <linux/types.h>
+#include <linux/ioctl.h>
+#endif
+
+enum secondary_slave_type {
+ SECONDARY_SLAVE_TYPE_NONE,
+ SECONDARY_SLAVE_TYPE_ACCEL,
+ SECONDARY_SLAVE_TYPE_COMPASS,
+ SECONDARY_SLAVE_TYPE_PRESSURE,
+
+ SECONDARY_SLAVE_TYPE_TYPES
+};
+
+enum ext_slave_id {
+ ID_INVALID = 0,
+ GYRO_ID_MPU3050,
+ GYRO_ID_MPU6050A2,
+ GYRO_ID_MPU6050B1,
+ GYRO_ID_MPU6050B1_NO_ACCEL,
+ GYRO_ID_ITG3500,
+
+ ACCEL_ID_LIS331,
+ ACCEL_ID_LSM303DLX,
+ ACCEL_ID_LIS3DH,
+ ACCEL_ID_KXSD9,
+ ACCEL_ID_KXTF9,
+ ACCEL_ID_BMA150,
+ ACCEL_ID_BMA222,
+ ACCEL_ID_BMA250,
+ ACCEL_ID_ADXL34X,
+ ACCEL_ID_MMA8450,
+ ACCEL_ID_MMA845X,
+ ACCEL_ID_MPU6050,
+
+ COMPASS_ID_AK8963,
+ COMPASS_ID_AK8975,
+ COMPASS_ID_AK8972,
+ COMPASS_ID_AMI30X,
+ COMPASS_ID_AMI306,
+ COMPASS_ID_YAS529,
+ COMPASS_ID_YAS530,
+ COMPASS_ID_HMC5883,
+ COMPASS_ID_LSM303DLH,
+ COMPASS_ID_LSM303DLM,
+ COMPASS_ID_MMC314X,
+ COMPASS_ID_HSCDTD002B,
+ COMPASS_ID_HSCDTD004A,
+
+ PRESSURE_ID_BMA085,
+};
+
+#define INV_PROD_KEY(ver, rev) (ver * 100 + rev)
+/**
+ * struct mpu_platform_data - Platform data for the mpu driver
+ * @int_config: Bits [7:3] of the int config register.
+ * @level_shifter: 0: VLogic, 1: VDD
+ * @orientation: Orientation matrix of the gyroscope
+ * @sec_slave_type: secondary slave device type, can be compass, accel, etc
+ * @sec_slave_id: id of the secondary slave device
+ * @secondary_i2c_address: secondary device's i2c address
+ * @secondary_orientation: secondary device's orientation matrix
+ * @key: key for MPL library.
+ *
+ * Contains platform specific information on how to configure the MPU3050 to
+ * work on this platform. The orientation matricies are 3x3 rotation matricies
+ * that are applied to the data to rotate from the mounting orientation to the
+ * platform orientation. The values must be one of 0, 1, or -1 and each row and
+ * column should have exactly 1 non-zero value.
+ */
+struct mpu_platform_data {
+ __u8 int_config;
+ __u8 level_shifter;
+ __s8 orientation[9];
+ enum secondary_slave_type sec_slave_type;
+ enum ext_slave_id sec_slave_id;
+ __u16 secondary_i2c_addr;
+ __s8 secondary_orientation[9];
+ __u8 key[16];
+};
+
+#endif /* __MPU_H_ */