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-rw-r--r--drivers/rtc/Makefile4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index 2afdaf3ff986..5f6c3838dcf6 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -2,9 +2,7 @@
# Makefile for RTC class/drivers.
#
-ifeq ($(CONFIG_RTC_DEBUG),y)
- EXTRA_CFLAGS += -DDEBUG
-endif
+ccflags-$(CONFIG_RTC_DEBUG) := -DDEBUG
obj-$(CONFIG_RTC_LIB) += rtc-lib.o
obj-$(CONFIG_RTC_HCTOSYS) += hctosys.o