sunxi: dts: Sync all dts files with upstream kernel

[platform/kernel/u-boot.git] / include / rtc.h

diff --git a/include/rtc.h b/include/rtc.h
index c034966..54e361e 100644 (file)
--- a/include/rtc.h
+++ b/include/rtc.h
@@ -50,4 +50,41 @@ 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
+ */
+void rtc_init(void);
+
 #endif /* _RTC_H_ */