--- zzzz-none-000/linux-3.10.107/include/linux/mc146818rtc.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/linux/mc146818rtc.h	2021-02-04 17:41:59.000000000 +0000
@@ -31,6 +31,10 @@
 	void	(*wake_on)(struct device *dev);
 	void	(*wake_off)(struct device *dev);
 
+	u32	flags;
+#define CMOS_RTC_FLAGS_NOFREQ	(1 << 0)
+	int	address_space;
+
 	u8	rtc_day_alarm;		/* zero, or register index */
 	u8	rtc_mon_alarm;		/* zero, or register index */
 	u8	rtc_century;		/* zero, or register index */