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-rw-r--r--arch/mips/loongson32/common/time.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/mips/loongson32/common/time.c b/arch/mips/loongson32/common/time.c
new file mode 100644
index 0000000000..74ad2b1791
--- /dev/null
+++ b/arch/mips/loongson32/common/time.c
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2014 Zhang, Keguang <keguang.zhang@gmail.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/of_clk.h>
+#include <asm/time.h>
+
+void __init plat_time_init(void)
+{
+ struct clk *clk = NULL;
+
+ /* initialize LS1X clocks */
+ of_clk_init(NULL);
+
+ /* setup mips r4k timer */
+ clk = clk_get(NULL, "cpu_clk");
+ if (IS_ERR(clk))
+ panic("unable to get cpu clock, err=%ld", PTR_ERR(clk));
+
+ mips_hpt_frequency = clk_get_rate(clk) / 2;
+}