diff --git a/include/asm-mips/mach-atlas/mc146818rtc.h b/include/asm-mips/mach-atlas/mc146818rtc.h
index 397522ea5565..fc09928571d6 100644
--- a/include/asm-mips/mach-atlas/mc146818rtc.h
+++ b/include/asm-mips/mach-atlas/mc146818rtc.h
@@ -28,6 +28,8 @@
 #include <asm/mips-boards/atlas.h>
 #include <asm/mips-boards/atlasint.h>
 
+#define ARCH_RTC_LOCATION
+
 #define RTC_PORT(x)	(ATLAS_RTC_ADR_REG + (x) * 8)
 #define RTC_IO_EXTENT	0x100
 #define RTC_IOMAPPED	0