From 1ffc2cbe418b4dbdac64a0cb64f4014f72e3943e Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Fri, 12 Jul 2019 11:38:39 +1000
Subject: [PATCH] AP_Airspeed: allow setting of default airspeed pin

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

diff --git a/libraries/AP_Airspeed/AP_Airspeed.cpp b/libraries/AP_Airspeed/AP_Airspeed.cpp
index 75d5a8688d..6c5d53f214 100644
--- a/libraries/AP_Airspeed/AP_Airspeed.cpp
+++ b/libraries/AP_Airspeed/AP_Airspeed.cpp
@@ -45,8 +45,12 @@ extern const AP_HAL::HAL &hal;
  #define ARSPD_DEFAULT_PIN 15
 #else
  #define ARSPD_DEFAULT_TYPE TYPE_I2C_MS4525
+#ifdef HAL_DEFAULT_AIRSPEED_PIN
+ #define ARSPD_DEFAULT_PIN HAL_DEFAULT_AIRSPEED_PIN
+#else
  #define ARSPD_DEFAULT_PIN 15
 #endif
+#endif
 
 #if CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_DISCO
 #define PSI_RANGE_DEFAULT 0.05