From 3641dcee44ecea29b94cfc7045d2d05d2063374d Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Sat, 15 Sep 2018 07:39:30 +1000
Subject: [PATCH] AP_IOMCU: only build iofirmware for ChibiOS

---
 libraries/AP_IOMCU/iofirmware/iofirmware.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libraries/AP_IOMCU/iofirmware/iofirmware.cpp b/libraries/AP_IOMCU/iofirmware/iofirmware.cpp
index 4c64376ead..3a99a29dcb 100644
--- a/libraries/AP_IOMCU/iofirmware/iofirmware.cpp
+++ b/libraries/AP_IOMCU/iofirmware/iofirmware.cpp
@@ -2,6 +2,8 @@
 
 #include <AP_HAL/AP_HAL.h>
 
+#if CONFIG_HAL_BOARD == HAL_BOARD_CHIBIOS
+
 #include <AP_Math/AP_Math.h>
 #include <AP_Math/crc.h>
 #include "iofirmware.h"
@@ -493,3 +495,6 @@ void AP_IOMCU_FW::rcout_mode_update(void)
 }
 
 AP_HAL_MAIN();
+#endif // HAL_BOARD_CHIBIOS
+
+