diff --git a/include/asm-ppc/mk48t59.h b/include/asm-ppc/mk48t59.h
new file mode 100644
index 0000000..6a0ed6f
--- /dev/null
+++ b/include/asm-ppc/mk48t59.h
@@ -0,0 +1,27 @@
+/*
+ * Registers for the mk48t59 real-time-clock
+ */
+
+#ifndef _PPC_MK48T59_H
+#define _PPC_MK48T59_H
+
+/* RTC Offsets */
+
+#define MK48T59_RTC_SECONDS		0x1FF9
+#define MK48T59_RTC_MINUTES		0x1FFA
+#define MK48T59_RTC_HOURS		0x1FFB
+#define MK48T59_RTC_DAY_OF_WEEK		0x1FFC
+#define MK48T59_RTC_DAY_OF_MONTH	0x1FFD
+#define MK48T59_RTC_MONTH		0x1FFE
+#define MK48T59_RTC_YEAR		0x1FFF
+
+#define MK48T59_RTC_CONTROLA		0x1FF8
+#define MK48T59_RTC_CA_WRITE		0x80
+#define MK48T59_RTC_CA_READ		0x40
+#define MK48T59_RTC_CA_CALIB_SIGN	0x20
+#define MK48T59_RTC_CA_CALIB_MASK	0x1f
+
+#define MK48T59_RTC_CONTROLB		0x1FF9
+#define MK48T59_RTC_CB_STOP		0x80
+
+#endif /* _PPC_MK48T59_H */