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path: root/drivers/rtc/mc146818.c
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Diffstat (limited to 'drivers/rtc/mc146818.c')
-rw-r--r--drivers/rtc/mc146818.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/mc146818.c b/drivers/rtc/mc146818.c
index 71f96e282e8..122691b9784 100644
--- a/drivers/rtc/mc146818.c
+++ b/drivers/rtc/mc146818.c
@@ -22,7 +22,7 @@
/* Set this to 1 to clear the CMOS RAM */
#define CLEAR_CMOS 0
-#define RTC_PORT_MC146818 CONFIG_SYS_ISA_IO_BASE_ADDRESS + 0x70
+#define RTC_PORT_MC146818 0x70
#define RTC_SECONDS 0x00
#define RTC_SECONDS_ALARM 0x01
#define RTC_MINUTES 0x02