1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index fcabfb4873c8..f071b3922c67 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -91,6 +91,9 @@ struct rtc_pll_info {
 #define RTC_PLL_GET     _IOR('p', 0x11, struct rtc_pll_info)  /* Get PLL correction */
 #define RTC_PLL_SET     _IOW('p', 0x12, struct rtc_pll_info)  /* Set PLL correction */
 
+#define RTC_VL_READ     _IOR('p', 0x13, int)    /* Voltage low detector */
+#define RTC_VL_CLR      _IO('p', 0x14)          /* Clear voltage low information */
+
 /* interrupt flags */
 #define RTC_IRQF 0x80   /* Any of the following is active */
 #define RTC_PF 0x40     /* Periodic interrupt */