X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=include%2Flinux%2Fmc146818rtc.h;h=2f4e957af6568990944e0656546fcdba9a8faf3a;hb=57949e8006de9643ac95447143e0211be3ff5f81;hp=bdc01127dced03198620b72441d3b38a49eb3a16;hpb=920841d8d1d61bc12b43f95a579a5374f6d98f81;p=karo-tx-linux.git

diff --git a/include/linux/mc146818rtc.h b/include/linux/mc146818rtc.h
index bdc01127dced..2f4e957af656 100644
--- a/include/linux/mc146818rtc.h
+++ b/include/linux/mc146818rtc.h
@@ -22,8 +22,15 @@ extern spinlock_t rtc_lock;		/* serialize CMOS RAM access */
 /* Some RTCs extend the mc146818 register set to support alarms of more
  * than 24 hours in the future; or dates that include a century code.
  * This platform_data structure can pass this information to the driver.
+ *
+ * Also, some platforms need suspend()/resume() hooks to kick in special
+ * handling of wake alarms, e.g. activating ACPI BIOS hooks or setting up
+ * a separate wakeup alarm used by some almost-clone chips.
  */
 struct cmos_rtc_board_info {
+	void	(*wake_on)(struct device *dev);
+	void	(*wake_off)(struct device *dev);
+
 	u8	rtc_day_alarm;		/* zero, or register index */
 	u8	rtc_mon_alarm;		/* zero, or register index */
 	u8	rtc_century;		/* zero, or register index */
@@ -102,8 +109,11 @@ struct cmos_rtc_board_info {
 #ifndef ARCH_RTC_LOCATION	/* Override by <asm/mc146818rtc.h>? */
 
 #define RTC_IO_EXTENT	0x8
+#define RTC_IO_EXTENT_USED	0x2
 #define RTC_IOMAPPED	1	/* Default to I/O mapping. */
 
+#else
+#define RTC_IO_EXTENT_USED      RTC_IO_EXTENT
 #endif /* ARCH_RTC_LOCATION */
 
 #endif /* _MC146818RTC_H */