AP_HAL_Linux: Add support for SPIDevice_LSM9DS0

The LSM9DS0 SPI device is connected to
SPI0, thereby SPIDriver class should return the
corresponding device.

libraries/AP_HAL/AP_HAL_Namespace.h

@@ -53,7 +53,8 @@ namespace AP_HAL {
         SPIDevice_MPU6000,
         SPIDevice_ADNS3080_SPI0,
         SPIDevice_ADNS3080_SPI3,
-        SPIDevice_MPU9250
+        SPIDevice_MPU9250,
+        SPIDevice_LSM9DS0
     };
 
 }

libraries/AP_HAL_Linux/SPIDriver.cpp

@@ -129,7 +129,9 @@ AP_HAL::SPIDeviceDriver* LinuxSPIDeviceManager::device(enum AP_HAL::SPIDevice de
         case AP_HAL::SPIDevice_MPU9250:
             return &_device_cs1;            
         case AP_HAL::SPIDevice_MS5611:
-            return &_device_cs1;            
+            return &_device_cs1;
+        case AP_HAL::SPIDevice_LSM9DS0:
+            return &_device_cs0;                        
     }
     return NULL;
 }