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Diffstat (limited to 'arch/mips/include/asm/mach-ip22/ds1286.h')
-rw-r--r--arch/mips/include/asm/mach-ip22/ds1286.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-ip22/ds1286.h b/arch/mips/include/asm/mach-ip22/ds1286.h
new file mode 100644
index 000000000000..f19f1eafbc71
--- /dev/null
+++ b/arch/mips/include/asm/mach-ip22/ds1286.h
@@ -0,0 +1,18 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1998, 2001, 03 by Ralf Baechle
+ *
+ * RTC routines for PC style attached Dallas chip.
+ */
+#ifndef __ASM_MACH_IP22_DS1286_H
+#define __ASM_MACH_IP22_DS1286_H
+
+#include <asm/sgi/hpc3.h>
+
+#define rtc_read(reg) (hpc3c0->rtcregs[(reg)] & 0xff)
+#define rtc_write(data, reg) do { hpc3c0->rtcregs[(reg)] = (data); } while(0)
+
+#endif /* __ASM_MACH_IP22_DS1286_H */