summaryrefslogtreecommitdiffstats
path: root/arch/mips/include/asm/m48t35.h
diff options
context:
space:
mode:
authorLen Brown <len.brown@intel.com>2008-10-22 23:57:26 -0400
committerLen Brown <len.brown@intel.com>2008-10-23 00:11:07 -0400
commit057316cc6a5b521b332a1d7ccc871cd60c904c74 (patch)
tree4333e608da237c73ff69b10878025cca96dcb4c8 /arch/mips/include/asm/m48t35.h
parent3e2dab9a1c2deb03c311eb3f83466009147ed4d3 (diff)
parent2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff)
Merge branch 'linus' into test
Conflicts: MAINTAINERS arch/x86/kernel/acpi/boot.c arch/x86/kernel/acpi/sleep.c drivers/acpi/Kconfig drivers/pnp/Makefile drivers/pnp/quirks.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'arch/mips/include/asm/m48t35.h')
-rw-r--r--arch/mips/include/asm/m48t35.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/mips/include/asm/m48t35.h b/arch/mips/include/asm/m48t35.h
new file mode 100644
index 00000000000..f44852e9a96
--- /dev/null
+++ b/arch/mips/include/asm/m48t35.h
@@ -0,0 +1,27 @@
+/*
+ * Registers for the SGS-Thomson M48T35 Timekeeper RAM chip
+ */
+#ifndef _ASM_M48T35_H
+#define _ASM_M48T35_H
+
+#include <linux/spinlock.h>
+
+extern spinlock_t rtc_lock;
+
+struct m48t35_rtc {
+ volatile u8 pad[0x7ff8]; /* starts at 0x7ff8 */
+ 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 M48T35_RTC_SET 0x80
+#define M48T35_RTC_STOPPED 0x80
+#define M48T35_RTC_READ 0x40
+
+#endif /* _ASM_M48T35_H */