diff --git a/libraries/AP_HAL/AP_HAL_Boards.h b/libraries/AP_HAL/AP_HAL_Boards.h
index c37b22b5e4..d8fe2071ed 100644
--- a/libraries/AP_HAL/AP_HAL_Boards.h
+++ b/libraries/AP_HAL/AP_HAL_Boards.h
@@ -236,9 +236,18 @@
 #define HAL_INS_DEFAULT HAL_INS_NONE
 #endif
 
+#ifndef HAL_GPS_TYPE_DEFAULT
+#define HAL_GPS_TYPE_DEFAULT 1
+#endif
+
+#ifndef HAL_CAN_DRIVER_DEFAULT
+#define HAL_CAN_DRIVER_DEFAULT 0
+#endif
+
 #ifdef HAVE_LIBDL
 #define AP_MODULE_SUPPORTED 1
 #else
 #define AP_MODULE_SUPPORTED 0
 #endif
 
+
diff --git a/libraries/AP_HAL/board/linux.h b/libraries/AP_HAL/board/linux.h
index a7199a431f..b00a05b366 100644
--- a/libraries/AP_HAL/board/linux.h
+++ b/libraries/AP_HAL/board/linux.h
@@ -384,6 +384,8 @@
 #define HAL_LINUX_HEAT_KP 20000
 #define HAL_LINUX_HEAT_KI 6
 #define HAL_LINUX_HEAT_PERIOD_NS 2040816
+#define HAL_GPS_TYPE_DEFAULT 9
+#define HAL_CAN_DRIVER_DEFAULT 1
 #elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_RST_ZYNQ
 #define HAL_BOARD_LOG_DIRECTORY "/mnt/APM/logs"
 #define HAL_BOARD_TERRAIN_DIRECTORY "/mnt/APM/terrain"