1 files changed, 35 insertions, 0 deletions

diff --git a/arch/mips/include/asm/m48t37.h b/arch/mips/include/asm/m48t37.h
new file mode 100644
index 000000000000..cabf86264f36
--- /dev/null
+++ b/arch/mips/include/asm/m48t37.h
@@ -0,0 +1,35 @@
+/*
+ *  Registers for the SGS-Thomson M48T37 Timekeeper RAM chip
+ */
+#ifndef _ASM_M48T37_H
+#define _ASM_M48T37_H
+
+#include <linux/spinlock.h>
+
+extern spinlock_t rtc_lock;
+
+struct m48t37_rtc {
+        volatile u8     pad[0x7ff0];    /* NVRAM */
+        volatile u8     flags;
+        volatile u8     century;
+        volatile u8     alarm_sec;
+        volatile u8     alarm_min;
+        volatile u8     alarm_hour;
+        volatile u8     alarm_data;
+        volatile u8     interrupts;
+        volatile u8     watchdog;
+        volatile u8     control;
+        volatile u8     sec;
+        volatile u8     min;
+        volatile u8     hour;
+        volatile u8     day;
+        volatile u8     date;
+        volatile u8     month;
+        volatile u8     year;
+};
+
+#define M48T37_RTC_SET          0x80
+#define M48T37_RTC_STOPPED      0x80
+#define M48T37_RTC_READ         0x40
+
+#endif /* _ASM_M48T37_H */