1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c
new file mode 100644
index 0000000000..73dfd7d016
--- /dev/null
+++ b/drivers/clk/clk-uclass.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2015 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <clk.h>
+#include <dm.h>
+#include <errno.h>
+#include <dm/lists.h>
+#include <dm/root.h>
+
+ulong clk_get_rate(struct udevice *dev)
+{
+	struct clk_ops *ops = clk_get_ops(dev);
+
+	if (!ops->get_rate)
+		return -ENOSYS;
+
+	return ops->get_rate(dev);
+}
+
+ulong clk_set_rate(struct udevice *dev, ulong rate)
+{
+	struct clk_ops *ops = clk_get_ops(dev);
+
+	if (!ops->set_rate)
+		return -ENOSYS;
+
+	return ops->set_rate(dev, rate);
+}
+
+ulong clk_get_periph_rate(struct udevice *dev, int periph)
+{
+	struct clk_ops *ops = clk_get_ops(dev);
+
+	if (!ops->get_periph_rate)
+		return -ENOSYS;
+
+	return ops->get_periph_rate(dev, periph);
+}
+
+ulong clk_set_periph_rate(struct udevice *dev, int periph, ulong rate)
+{
+	struct clk_ops *ops = clk_get_ops(dev);
+
+	if (!ops->set_periph_rate)
+		return -ENOSYS;
+
+	return ops->set_periph_rate(dev, periph, rate);
+}
+
+UCLASS_DRIVER(clk) = {
+	.id		= UCLASS_CLK,
+	.name		= "clk",
+};