Port Invensense MPU3050 drivers into tegra-2.6.36

Original-Change-Id: Iceb3ef8b11d4ce18fd3cb0947268744775b81758
Reviewed-on: http://git-master/r/17525
Reviewed-by: Daniel Willemsen <dwillemsen@nvidia.com>
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>

Rebase-Id: R5aa1acdb6de5265529a9695f6cc996d4cf0dbfec

1 files changed, 27 insertions, 381 deletions

diff --git a/include/linux/mpu3050.h b/include/linux/mpu3050.h
index 9c8ddc2ad0af..a8dcd5a9473f 100755..100644
--- a/include/linux/mpu3050.h
+++ b/include/linux/mpu3050.h
@@ -1,35 +1,21 @@
 /*
-	$License:
-	Copyright (C) 2010 InvenSense Corporation, All Rights Reserved.
-
-	This program is free software; you can redistribute it and/or modify
-	it under the terms of the GNU General Public License as published by
-	the Free Software Foundation; either version 2 of the License, or
-	(at your option) any later version.
-
-	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.
-
-	You should have received a copy of the GNU General Public License
-	along with this program.  If not, see <http://www.gnu.org/licenses/>.
-	$
+ $License:
+    Copyright (C) 2010 InvenSense Corporation, All Rights Reserved.
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    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.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  $
  */
-/******************************************************************************
- *
- *  $Id: mpu3050.h 3868 2010-10-09 01:22:37Z dsrivastava $
- *
- ******************************************************************************/
-
-/**
- * @defgroup
- * @brief
- *
- * @{
- *      @file     mpu3050.h
- *      @brief
-**/
 
 #ifndef __MPU3050_H_
 #define __MPU3050_H_
@@ -38,8 +24,11 @@
 #include <linux/types.h>
 #endif
 
-typedef void *mlsl_handle_t;
+#ifdef M_HW
+#error MPU6000 build including MPU3050 header
+#endif
 
+#define MPU_NAME "mpu3050"
 #define DEFAULT_MPU_SLAVEADDR       0x68
 
 /*==== MPU REGISTER SET ====*/
@@ -68,7 +57,7 @@ enum mpu_register {
 	MPUREG_SMPLRT_DIV,	/* 21 0x15 */
 	MPUREG_DLPF_FS_SYNC,	/* 22 0x16 */
 	MPUREG_INT_CFG,		/* 23 0x17 */
-	MPUREG_ACCEL_BURST_ADDR,	/* 24 0x18 */
+	MPUREG_ACCEL_BURST_ADDR,/* 24 0x18 */
 	MPUREG_19_RSVD,		/* 25 0x19 */
 	MPUREG_INT_STATUS,	/* 26 0x1a */
 	MPUREG_TEMP_OUT_H,	/* 27 0x1b */
@@ -165,7 +154,7 @@ enum mpu_register {
 #define BIT_DMP_INT_EN              0x02
 #define BIT_RAW_RDY_EN              0x01
 /*---- MPU 'INT_STATUS' register (1A) ----*/
-#define BIT_INT_STATUS_FIFO_OVERLOW (0x80)
+#define BIT_INT_STATUS_FIFO_OVERLOW 0x80
 #define BIT_MPU_RDY                 0x04
 #define BIT_DMP_INT                 0x02
 #define BIT_RAW_RDY                 0x01
@@ -197,10 +186,10 @@ enum mpu_register {
 #define MPU_SILICON_REV_B6           4	/* MPU B6 Device */
 
 /*---- MPU Memory ----*/
-#define MPU_MEM_BANK_SIZE 256
-#define FIFO_HW_SIZE                (512)	/* FIFO hw is 512 bytes */
+#define MPU_MEM_BANK_SIZE           (256)
+#define FIFO_HW_SIZE                (512)
 
-typedef enum {
+enum MPU_MEMORY_BANKS {
 	MPU_MEM_RAM_BANK_0 = 0,
 	MPU_MEM_RAM_BANK_1,
 	MPU_MEM_RAM_BANK_2,
@@ -209,7 +198,7 @@ typedef enum {
 	MPU_MEM_OTP_BANK_0 = MPU_MEM_NUM_RAM_BANKS,
 	/* This one is always last */
 	MPU_MEM_NUM_BANKS
-} tMPUMemoryBanks, MPU_MEMORY_BANKS;
+};
 
 #define MPU_NUM_AXES (3)
 
@@ -261,349 +250,6 @@ enum mpu_ext_sync {
 };
 
 #define DLPF_FS_SYNC_VALUE(ext_sync, full_scale, lpf) \
-	((ext_sync << 5) | (full_scale << 3) | lpf)
-
-/* IOCTL commands for /dev/mpu */
-#define MPU_SET_MPU_CONFIG          (0x00)
-#define MPU_SET_INT_CONFIG          (0x01)
-#define MPU_SET_EXT_SYNC            (0x02)
-#define MPU_SET_FULL_SCALE          (0x03)
-#define MPU_SET_LPF                 (0x04)
-#define MPU_SET_CLK_SRC             (0x05)
-#define MPU_SET_DIVIDER             (0x06)
-#define MPU_SET_LEVEL_SHIFTER       (0x07)
-#define MPU_SET_DMP_ENABLE          (0x08)
-#define MPU_SET_FIFO_ENABLE         (0x09)
-#define MPU_SET_DMP_CFG1            (0x0a)
-#define MPU_SET_DMP_CFG2            (0x0b)
-#define MPU_SET_OFFSET_TC           (0x0c)
-#define MPU_SET_RAM                 (0x0d)
-
-#define MPU_SET_PLATFORM_DATA       (0x0e)
-
-#define MPU_GET_MPU_CONFIG          (0x80)
-#define MPU_GET_INT_CONFIG          (0x81)
-#define MPU_GET_EXT_SYNC            (0x82)
-#define MPU_GET_FULL_SCALE          (0x83)
-#define MPU_GET_LPF                 (0x84)
-#define MPU_GET_CLK_SRC             (0x85)
-#define MPU_GET_DIVIDER             (0x86)
-#define MPU_GET_LEVEL_SHIFTER       (0x87)
-#define MPU_GET_DMP_ENABLE          (0x88)
-#define MPU_GET_FIFO_ENABLE         (0x89)
-#define MPU_GET_DMP_CFG1            (0x8a)
-#define MPU_GET_DMP_CFG2            (0x8b)
-#define MPU_GET_OFFSET_TC           (0x8c)
-#define MPU_GET_RAM                 (0x8d)
-
-#define MPU_READ_REGISTER           (0x40)
-#define MPU_WRITE_REGISTER          (0x41)
-#define MPU_READ_MEMORY             (0x42)
-#define MPU_WRITE_MEMORY            (0x43)
-
-#define MPU_SUSPEND                 (0x44)
-#define MPU_RESUME                  (0x45)
-#define MPU_READ_COMPASS            (0x46)
-#define MPU_READ_ACCEL              (0x47)
-
-/* Structure for the following IOCTL's:
-	MPU_SET_RAM
-	MPU_GET_RAM
-	MPU_READ_REGISTER
-	MPU_WRITE_REGISTER
-	MPU_READ_MEMORY
-	MPU_WRITE_MEMORY
-*/
-struct mpu_read_write {
-	unsigned short address;
-	unsigned short length;
-	unsigned char *data;
-};
-
-/* Structure for the following IOCTL's
-	MPU_SUSPEND
-	MPU_RESUME
-*/
-struct mpu_suspend_resume {
-	int gyro;
-	int accel;
-	int compass;
-};
-
-enum ext_slave_type {
-	EXT_SLAVE_TYPE_GYROSCOPE,
-	EXT_SLAVE_TYPE_ACCELEROMETER,
-	EXT_SLAVE_TYPE_COMPASS,
-	/* EXT_SLAVE_TYPE_PRESSURE, */
-	/* EXT_SLAVE_TYPE_TEMPERATURE */
-};
-
-enum ext_slave_id {
-	ID_INVALID = 0,
-
-	ACCEL_ID_LIS331,
-	ACCEL_ID_LSM303,
-	ACCEL_ID_KXSD9,
-	ACCEL_ID_KXTF9,
-	ACCEL_ID_BMA150,
-	ACCEL_ID_BMA222,
-	ACCEL_ID_ADI346,
-	ACCEL_ID_MMA8450,
-	ACCEL_ID_MMA8451,
-
-	COMPASS_ID_AKM,
-	COMPASS_ID_AICHI,
-	COMPASS_ID_YAS529,
-	COMPASS_ID_HMC5883,
-	COMPASS_ID_LSM303,
-	COMPASS_ID_MMC314X,
-};
-
-enum ext_slave_endian {
-	EXT_SLAVE_BIG_ENDIAN,
-	EXT_SLAVE_LITTLE_ENDIAN,
-	EXT_SLAVE_FS8_BIG_ENDIAN,
-	EXT_SLAVE_FS16_BIG_ENDIAN,
-};
-
-enum ext_slave_bus {
-	EXT_SLAVE_BUS_PRIMARY,
-	EXT_SLAVE_BUS_SECONDARY,
-};
-
-/**
- *  struct ext_slave_platform_data - Platform data for mpu3050 slave devices
- *
- *  @get_slave_descr: Function pointer to retrieve the struct ext_slave_descr
- *			for this slave
- *  @adapt_num: the I2C adapter number.
- *  @bus: the bus the slave is attached to: enum ext_slave_bus
- *  @address: the I2C slave address of the slave device.
- *  @orientation: the mounting matrix of the device relative to MPU.
- *  @private_data: additional data, user customizable.  Not touched by the MPU
- *	driver.
- *
- * 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.
- *
- * @code
- *  struct ext_slave_platform_data {
- *      struct ext_slave_descr* (*get_slave_descr) (void);
- *      int                     adapt_num;
- *      int                     bus;
- *      unsigned char           address;
- *      signed char             orientation[9];
- *      void                   *private_data;
- *  };
- * @endcode
- */
-struct ext_slave_platform_data {
-	struct ext_slave_descr *(*get_slave_descr) (void);
-	int adapt_num;
-	int bus;
-	unsigned char address;
-	signed char orientation[9];
-	void *private_data;
-};
-
-struct tFixPntRange {
-	long mantissa;
-	long fraction;
-};
-
-/**
- *  struct ext_slave_descr - Description of the slave device for programming
- *
- *  @suspend: function pointer to put the device in suspended state
- *  @resume:  function pointer to put the device in running state
- *  @read:    function that reads the device data
- *
- *  @name:	text name of the device
- *  @type:	device type. enum ext_slave_type
- *  @id:	enum ext_slave_id
- *  @reg:	starting register address to retrieve data.
- *  @len:	length in bytes of the sensor data.  Should be 6.
- *  @endian:	byte order of the data. enum ext_slave_endian
- *  @range:	full scale range of the slave ouput: struct tFixPntRange
- *
- *  Defines the functions and information about the slave the mpu3050 needs to
- *  use the slave device.
- *
- *  @code
- *      struct ext_slave_descr {
- *          int (*suspend)  (mlsl_handle_t mlsl_handle,
- *                           struct ext_slave_descr *slave,
- *                           struct ext_slave_platform_data *pdata);
- *          int (*resume)   (mlsl_handle_t mlsl_handle,
- *                           struct ext_slave_descr *slave,
- *                           struct ext_slave_platform_data *pdata);
- *          int (*read)     (mlsl_handle_t mlsl_handle,
- *                           struct ext_slave_descr *slave,
- *                           struct ext_slave_platform_data *pdata,
- *                           unsigned char * data);
- *
- *          unsigned char         type;
- *          unsigned char         id;
- *          unsigned char         reg;
- *          unsigned int          len;
- *          unsigned char         endian;
- *          struct tFixPntRange   range;
- *      };
- *  @endcode
- */
-struct ext_slave_descr {
-	int (*suspend) (mlsl_handle_t mlsl_handle,
-			struct ext_slave_descr *slave,
-			struct ext_slave_platform_data *pdata);
-	int (*resume) (mlsl_handle_t mlsl_handle,
-		       struct ext_slave_descr *slave,
-		       struct ext_slave_platform_data *pdata);
-	int (*read) (mlsl_handle_t mlsl_handle,
-		     struct ext_slave_descr *slave,
-		     struct ext_slave_platform_data *pdata,
-		     unsigned char *data);
-
-	char *name;
-	unsigned char type;
-	unsigned char id;
-	unsigned char reg;
-	unsigned int len;
-	unsigned char endian;
-	struct tFixPntRange range;
-};
-
-/**
- * struct mpu3050_platform_data - Platform data for the mpu3050 driver
- * @int_config:		Bits [7:3] of the int config register.
- * @orientation:	Orientation matrix of the gyroscope
- * @level_shifter:	0: VLogic 1: VDD
- * @accel:		Accel platform data
- * @compass:	Compass platform data
- *
- * 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.
- *
- * @code
- *      struct mpu3050_platform_data {
- *          unsigned char                  int_config;
- *          signed char			   orientation[MPU_NUM_AXES*MPU_NUM_AXES];
- *          unsigned char                  level_shifter;
- *          struct ext_slave_platform_data accel;
- *          struct ext_slave_platform_data compass;
- *      };
- * @endcode
- */
-struct mpu3050_platform_data {
-	unsigned char int_config;
-	signed char orientation[MPU_NUM_AXES * MPU_NUM_AXES];
-	unsigned char level_shifter;
-	struct ext_slave_platform_data accel;
-	struct ext_slave_platform_data compass;
-};
-
-/*
-	Accelerometer
-*/
-#define get_accel_slave_descr NULL
-
-#ifdef CONFIG_SENSORS_ADXL346	/* ADI accelerometer */
-struct ext_slave_descr *adxl346_get_slave_descr(void);
-#undef get_accel_slave_descr
-#define get_accel_slave_descr adxl346_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_BMA150	/* Bosch accelerometer */
-struct ext_slave_descr *bma150_get_slave_descr(void);
-#undef get_accel_slave_descr
-#define get_accel_slave_descr bma150_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_BMA222	/* Bosch 222 accelerometer */
-struct ext_slave_descr *bma222_get_slave_descr(void);
-#undef get_accel_slave_descr
-#define get_accel_slave_descr bma222_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_KXSD9	/* Kionix accelerometer */
-struct ext_slave_descr *kxsd9_get_slave_descr(void);
-#undef get_accel_slave_descr
-#define get_accel_slave_descr kxsd9_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_KXTF9_MPU	/* Kionix accelerometer */
-struct ext_slave_descr *kxtf9_get_slave_descr(void);
-#undef get_accel_slave_descr
-#define get_accel_slave_descr kxtf9_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_LIS331DLH	/* ST accelerometer */
-struct ext_slave_descr *lis331dlh_get_slave_descr(void);
-#undef get_accel_slave_descr
-#define get_accel_slave_descr lis331dlh_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_LSM303DLHA	/* ST accelerometer */
-struct ext_slave_descr *lsm303dlha_get_slave_descr(void);
-#undef get_accel_slave_descr
-#define get_accel_slave_descr lsm303dlha_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_MMA8450	/* Freescale accelerometer */
-struct ext_slave_descr *mma8450_get_slave_descr(void);
-#undef get_accel_slave_descr
-#define get_accel_slave_descr mma8450_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_MMA8451	/* Freescale accelerometer */
-struct ext_slave_descr *mma8451_get_slave_descr(void);
-#undef get_accel_slave_descr
-#define get_accel_slave_descr mma8451_get_slave_descr
-#endif
-
-/*
-	Compass
-*/
-#define get_compass_slave_descr NULL
-
-#ifdef CONFIG_SENSORS_AK8975_MPU	/* AKM compass */
-struct ext_slave_descr *ak8975_get_slave_descr(void);
-#undef get_compass_slave_descr
-#define get_compass_slave_descr ak8975_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_AMI304	/* AICHI Steel compass */
-struct ext_slave_descr *ami304_get_slave_descr(void);
-#undef get_compass_slave_descr
-#define get_compass_slave_descr ami304_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_HMC5883	/* Honeywell compass */
-struct ext_slave_descr *hmc5883_get_slave_descr(void);
-#undef get_compass_slave_descr
-#define get_compass_slave_descr hmc5883_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_MMC314X	/* MEMSIC compass */
-struct ext_slave_descr *mmc314x_get_slave_descr(void);
-#undef get_compass_slave_descr
-#define get_compass_slave_descr mmc314x_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_LSM303DLHM	/* ST compass */
-struct ext_slave_descr *lsm303dlhm_get_slave_descr(void);
-#undef get_compass_slave_descr
-#define get_compass_slave_descr lsm303dlhm_get_slave_descr
-#endif
-
-#ifdef CONFIG_SENSORS_YAS529	/* Yamaha compass */
-struct ext_slave_descr *yas529_get_slave_descr(void);
-#undef get_compass_slave_descr
-#define get_compass_slave_descr yas529_get_slave_descr
-#endif
+    ((ext_sync << 5) | (full_scale << 3) | lpf)
 
 #endif				/* __MPU3050_H_ */