X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=include%2Frtc.h;h=54e361ea5e83ee28593dddd8178a361b5e1b53f2;hb=6cb0353591dea7455ad95712d07e7f270e2ce860;hp=d11aa8baf91b7370bf40a18f5785522448933386;hpb=f4e7e2d12164c3235c3f5e19a68a503623029d35;p=karo-tx-uboot.git

diff --git a/include/rtc.h b/include/rtc.h
index d11aa8baf9..54e361ea5e 100644
--- a/include/rtc.h
+++ b/include/rtc.h
@@ -50,6 +50,38 @@ void to_tm (int, struct rtc_time *);
 unsigned long mktime (unsigned int, unsigned int, unsigned int,
 		      unsigned int, unsigned int, unsigned int);
 
+/**
+ * rtc_read8() - Read an 8-bit register
+ *
+ * @reg:	Register to read
+ * @return value read
+ */
+int rtc_read8(int reg);
+
+/**
+ * rtc_write8() - Write an 8-bit register
+ *
+ * @reg:	Register to write
+ * @value:	Value to write
+ */
+void rtc_write8(int reg, uchar val);
+
+/**
+ * rtc_read32() - Read a 32-bit value from the RTC
+ *
+ * @reg:	Offset to start reading from
+ * @return value read
+ */
+u32 rtc_read32(int reg);
+
+/**
+ * rtc_write32() - Write a 32-bit value to the RTC
+ *
+ * @reg:	Register to start writing to
+ * @value:	Value to write
+ */
+void rtc_write32(int reg, u32 value);
+
 /**
  * rtc_init() - Set up the real time clock ready for use
  */