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-rw-r--r--drivers/clk/loongson1/clk.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/clk/loongson1/clk.c b/drivers/clk/loongson1/clk.c
new file mode 100644
index 000000000..f336a3126
--- /dev/null
+++ b/drivers/clk/loongson1/clk.c
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2012-2016 Zhang, Keguang <keguang.zhang@gmail.com>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/slab.h>
+
+#include "clk.h"
+
+struct clk_hw *__init clk_hw_register_pll(struct device *dev,
+ const char *name,
+ const char *parent_name,
+ const struct clk_ops *ops,
+ unsigned long flags)
+{
+ int ret;
+ struct clk_hw *hw;
+ struct clk_init_data init;
+
+ /* allocate the divider */
+ hw = kzalloc(sizeof(*hw), GFP_KERNEL);
+ if (!hw)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = ops;
+ init.flags = flags;
+ init.parent_names = parent_name ? &parent_name : NULL;
+ init.num_parents = parent_name ? 1 : 0;
+ hw->init = &init;
+
+ /* register the clock */
+ ret = clk_hw_register(dev, hw);
+ if (ret) {
+ kfree(hw);
+ hw = ERR_PTR(ret);
+ }
+
+ return hw;
+}