1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index 93f4d035076..fcabfb4873c 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -202,7 +202,8 @@ struct rtc_device
         struct hrtimer pie_timer; /* sub second exp, so needs hrtimer */
         int pie_enabled;
         struct work_struct irqwork;
-
+        /* Some hardware can't support UIE mode */
+        int uie_unsupported;
 
 #ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL
         struct work_struct uie_task;