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authorFrederic Weisbecker2009-10-18 01:09:09 +0200
committerFrederic Weisbecker2009-10-18 01:12:33 +0200
commit0f8f86c7bdd1c954fbe153af437a0d91a6c5721a (patch)
tree94a8d419a470a4f9852ca397bb9bbe48db92ff5c /arch/mips/loongson/common/time.c
parentMerge branch 'linus' into tracing/hw-breakpoints (diff)
parentperf tools: Move dereference after NULL test (diff)
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Merge commit 'perf/core' into perf/hw-breakpoint
Conflicts: kernel/Makefile kernel/trace/Makefile kernel/trace/trace.h samples/Makefile Merge reason: We need to be uptodate with the perf events development branch because we plan to rewrite the breakpoints API on top of perf events.
Diffstat (limited to 'arch/mips/loongson/common/time.c')
-rw-r--r--arch/mips/loongson/common/time.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/mips/loongson/common/time.c b/arch/mips/loongson/common/time.c
new file mode 100644
index 000000000000..6e08c8270abe
--- /dev/null
+++ b/arch/mips/loongson/common/time.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology
+ * Author: Fuxin Zhang, zhangfx@lemote.com
+ *
+ * Copyright (C) 2009 Lemote Inc. & Insititute of Computing Technology
+ * Author: Wu Zhangjin, wuzj@lemote.com
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+#include <asm/mc146818-time.h>
+#include <asm/time.h>
+
+#include <loongson.h>
+
+void __init plat_time_init(void)
+{
+ /* setup mips r4k timer */
+ mips_hpt_frequency = cpu_clock_freq / 2;
+}
+
+void read_persistent_clock(struct timespec *ts)
+{
+ ts->tv_sec = mc146818_get_cmos_time();
+ ts->tv_nsec = 0;
+}