sensor/driver: wtgahrs2 by serial interface follow sensor.c/sensor.h

Wtgahrs2 integrates multiple sensor: accel, gyro, mag, baro and gps.

Signed-off-by: dongjiuzhu <dongjiuzhu1@xiaomi.com>

drivers/sensors/Kconfig

@@ -11,6 +11,14 @@ menuconfig SENSORS
 
 if SENSORS
 
+config SENSORS_WTGAHRS2
+	bool "Wtgahrs2 Sensor Support"
+	default n
+	---help---
+		We can read sensor data by serial interface. It need the hardware sensor
+		wtgashrs2(JY901) as data source. This sensor can generate accelerometer,
+		gyroscope, magnetic, barometer and gps data.
+
 config SENSORS_APDS9960
 	bool "Avago APDS-9960 Gesture Sensor support"
 	default n

drivers/sensors/Make.defs

@@ -39,6 +39,10 @@ ifeq ($(CONFIG_SENSORS),y)
 
 CSRCS += sensor.c
 
+ifeq ($(CONFIG_SENSORS_WTGAHRS2),y)
+  CSRCS += wtgahrs2.c
+endif
+
 ifeq ($(CONFIG_SENSORS_HCSR04),y)
   CSRCS += hc_sr04.c
 endif

include/nuttx/sensors/wtgahrs2.h

@@ -0,0 +1,64 @@
+/****************************************************************************
+ * include/nuttx/sensors/wtgahrs2.h
+ * Driver for the Wit-Motion WTGAHRS2 accelerometer, gyroscope, magnetic,
+ * angle, barometer, temperature, gps sensors by serial interface with host
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+#ifndef __INCLUDE_NUTTX_SENSORS_WTGAHRS2_H
+#define __INCLUDE_NUTTX_SENSORS_WTGAHRS2_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+#include <nuttx/sensors/sensor.h>
+#include <nuttx/sensors/ioctl.h>
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/****************************************************************************
+ * Name: wtgahrs2_initialize
+ *
+ * Description:
+ *   Initialize wrgahrs2 sensor module, it will create accelerometer,
+ *   gyroscope, magnetic, barometer, gps character device.
+ *
+ * Input Parameters:
+ *   devpath - The full path to the driver to read data source by serial tty.
+ *
+ * Returned Value:
+ *   OK if the driver was successfully initialize; A negated errno value is
+ *   returned on any failure.
+ ****************************************************************************/
+
+int wtgahrs2_initialize(FAR const char *path);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif