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authorDavid S. Miller <davem@davemloft.net>2008-10-11 12:39:35 -0700
committerDavid S. Miller <davem@davemloft.net>2008-10-11 12:39:35 -0700
commit56c5d900dbb8e042bfad035d18433476931d8f93 (patch)
tree00b793965beeef10db03e0ff021d2d965c410759 /arch/mips/include/asm/mach-jazz/mc146818rtc.h
parent4dd95b63ae25c5cad6986829b5e8788e9faa0330 (diff)
parentead9d23d803ea3a73766c3cb27bf7563ac8d7266 (diff)
downloadop-kernel-dev-56c5d900dbb8e042bfad035d18433476931d8f93.zip
op-kernel-dev-56c5d900dbb8e042bfad035d18433476931d8f93.tar.gz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: sound/core/memalloc.c
Diffstat (limited to 'arch/mips/include/asm/mach-jazz/mc146818rtc.h')
-rw-r--r--arch/mips/include/asm/mach-jazz/mc146818rtc.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-jazz/mc146818rtc.h b/arch/mips/include/asm/mach-jazz/mc146818rtc.h
new file mode 100644
index 0000000..987f727
--- /dev/null
+++ b/arch/mips/include/asm/mach-jazz/mc146818rtc.h
@@ -0,0 +1,38 @@
+/*
+ * 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
+ * Copyright (C) 2007 Thomas Bogendoerfer
+ *
+ * RTC routines for Jazz style attached Dallas chip.
+ */
+#ifndef __ASM_MACH_JAZZ_MC146818RTC_H
+#define __ASM_MACH_JAZZ_MC146818RTC_H
+
+#include <linux/delay.h>
+
+#include <asm/io.h>
+#include <asm/jazz.h>
+
+#define RTC_PORT(x) (0x70 + (x))
+#define RTC_IRQ 8
+
+static inline unsigned char CMOS_READ(unsigned long addr)
+{
+ outb_p(addr, RTC_PORT(0));
+ return *(volatile char *)JAZZ_RTC_BASE;
+}
+
+static inline void CMOS_WRITE(unsigned char data, unsigned long addr)
+{
+ outb_p(addr, RTC_PORT(0));
+ *(volatile char *)JAZZ_RTC_BASE = data;
+}
+
+#define RTC_ALWAYS_BCD 0
+
+#define mc146818_decode_year(year) ((year) + 1980)
+
+#endif /* __ASM_MACH_JAZZ_MC146818RTC_H */
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