diff --git a/libraries/AP_Compass/AP_Compass_HMC5843.h b/libraries/AP_Compass/AP_Compass_HMC5843.h
index 05deb87b26..87c6b9fcab 100644
--- a/libraries/AP_Compass/AP_Compass_HMC5843.h
+++ b/libraries/AP_Compass/AP_Compass_HMC5843.h
@@ -8,43 +8,6 @@
 
 #include "Compass.h"
 
-// orientations for DIYDrones magnetometer
-#define AP_COMPASS_COMPONENTS_UP_PINS_FORWARD ROTATION_NONE
-#define AP_COMPASS_COMPONENTS_UP_PINS_FORWARD_RIGHT ROTATION_YAW_45
-#define AP_COMPASS_COMPONENTS_UP_PINS_RIGHT ROTATION_YAW_90
-#define AP_COMPASS_COMPONENTS_UP_PINS_BACK_RIGHT ROTATION_YAW_135
-#define AP_COMPASS_COMPONENTS_UP_PINS_BACK ROTATION_YAW_180
-#define AP_COMPASS_COMPONENTS_UP_PINS_BACK_LEFT ROTATION_YAW_225
-#define AP_COMPASS_COMPONENTS_UP_PINS_LEFT ROTATION_YAW_270
-#define AP_COMPASS_COMPONENTS_UP_PINS_FORWARD_LEFT ROTATION_YAW_315
-#define AP_COMPASS_COMPONENTS_DOWN_PINS_FORWARD ROTATION_ROLL_180
-#define AP_COMPASS_COMPONENTS_DOWN_PINS_FORWARD_RIGHT ROTATION_ROLL_180_YAW_45
-#define AP_COMPASS_COMPONENTS_DOWN_PINS_RIGHT ROTATION_ROLL_180_YAW_90
-#define AP_COMPASS_COMPONENTS_DOWN_PINS_BACK_RIGHT ROTATION_ROLL_180_YAW_135
-#define AP_COMPASS_COMPONENTS_DOWN_PINS_BACK ROTATION_PITCH_180
-#define AP_COMPASS_COMPONENTS_DOWN_PINS_BACK_LEFT ROTATION_ROLL_180_YAW_225
-#define AP_COMPASS_COMPONENTS_DOWN_PINS_LEFT ROTATION_ROLL_180_YAW_270
-#define AP_COMPASS_COMPONENTS_DOWN_PINS_FORWARD_LEFT ROTATION_ROLL_180_YAW_315
-#define AP_COMPASS_APM2_SHIELD ROTATION_NONE
-
-// orientations for Sparkfun magnetometer
-#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_FORWARD ROTATION_YAW_270
-#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_FORWARD_RIGHT ROTATION_YAW_315
-#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_RIGHT ROTATION_NONE
-#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_BACK_RIGHT ROTATION_YAW_45
-#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_BACK ROTATION_YAW_90
-#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_BACK_LEFT ROTATION_YAW_135
-#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_LEFT ROTATION_YAW_180
-#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_FORWARD_LEFT ROTATION_YAW_225
-#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_FORWARD ROTATION_ROLL_180_YAW_90
-#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_FORWARD_RIGHT ROTATION_ROLL_180_YAW_135
-#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_RIGHT ROTATION_PITCH_180
-#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_BACK_RIGHT ROTATION_ROLL_180_YAW_225
-#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_BACK ROTATION_ROLL_180_YAW_270
-#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_BACK_LEFT ROTATION_ROLL_180_YAW_315
-#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_LEFT ROTATION_ROLL_180
-#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_FORWARD_LEFT ROTATION_ROLL_180_YAW_45
-
 class AP_Compass_HMC5843 : public Compass
 {
 private: