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authorHaavard Skinnemoen <haavard.skinnemoen@atmel.com>2008-10-23 15:24:10 +0200
committerHaavard Skinnemoen <haavard.skinnemoen@atmel.com>2008-10-23 15:24:10 +0200
commitd9214556b11a8d18ff588e60824c12041d30f791 (patch)
tree04ab59d13961675811a55c96fb12b2b167b72318 /arch/mips/include/asm/m48t37.h
parentavr32: Add defconfig for the favr-32 board (diff)
parentavr32: Fix GPIO initcall breakage (diff)
downloadlinux-d9214556b11a8d18ff588e60824c12041d30f791.tar.xz
linux-d9214556b11a8d18ff588e60824c12041d30f791.zip
Merge branches 'boards' and 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6
Diffstat (limited to 'arch/mips/include/asm/m48t37.h')
-rw-r--r--arch/mips/include/asm/m48t37.h35
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 */