From 075f349156e5bd530966b04babe61b618e2861e7 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Mon, 21 Feb 2022 14:46:11 +1100
Subject: [PATCH] AP_BLHeli: bring in hal.h

---
 libraries/AP_BLHeli/AP_BLHeli.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libraries/AP_BLHeli/AP_BLHeli.cpp b/libraries/AP_BLHeli/AP_BLHeli.cpp
index 8e1662d54a..dfe2ba9653 100644
--- a/libraries/AP_BLHeli/AP_BLHeli.cpp
+++ b/libraries/AP_BLHeli/AP_BLHeli.cpp
@@ -25,6 +25,10 @@
 
 #ifdef HAVE_AP_BLHELI_SUPPORT
 
+#if CONFIG_HAL_BOARD == HAL_BOARD_CHIBIOS
+#include <hal.h>
+#endif
+
 #include <AP_Math/crc.h>
 #include <AP_Vehicle/AP_Vehicle.h>
 #if APM_BUILD_TYPE(APM_BUILD_Rover)