From 24a3b0cc74c32518ec09df071b1fb7550bba8c81 Mon Sep 17 00:00:00 2001
From: Michael Schwarcz <michael.schwarcz@arm.com>
Date: Sun, 24 Mar 2019 18:11:58 +0200
Subject: [PATCH] LPC targets: Compile us_ticker.c only if USTICKER defined

---
 .../TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC/us_ticker.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC/us_ticker.c b/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC/us_ticker.c
index ee0090336c..6a802653a4 100644
--- a/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC/us_ticker.c
+++ b/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC/us_ticker.c
@@ -18,6 +18,8 @@
 #include "fsl_ctimer.h"
 #include "PeripheralNames.h"
 
+#if DEVICE_USTICKER
+
 #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
 #define CTIMER       CTIMER0
 #define CTIMER_IRQn  CTIMER0_IRQn
@@ -117,3 +119,6 @@ void us_ticker_free(void)
     NVIC_DisableIRQ(CTIMER_IRQn);
     us_ticker_inited = false;
 }
+
+#endif // DEVICE_USTICKER
+