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-rw-r--r--arch/arm/common/clkdev.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/common/clkdev.c b/arch/arm/common/clkdev.c
index 5589444ff437..aae5bc01acc8 100644
--- a/arch/arm/common/clkdev.c
+++ b/arch/arm/common/clkdev.c
@@ -17,6 +17,7 @@
#include <linux/err.h>
#include <linux/string.h>
#include <linux/mutex.h>
+#include <linux/clk.h>
#include <asm/clkdev.h>
#include <mach/clkdev.h>
@@ -135,6 +136,24 @@ struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id,
}
EXPORT_SYMBOL(clkdev_alloc);
+int clk_add_alias(const char *alias, const char *alias_dev_name, char *id,
+ struct device *dev)
+{
+ struct clk *r = clk_get(dev, id);
+ struct clk_lookup *l;
+
+ if (IS_ERR(r))
+ return PTR_ERR(r);
+
+ l = clkdev_alloc(r, alias, alias_dev_name);
+ clk_put(r);
+ if (!l)
+ return -ENODEV;
+ clkdev_add(l);
+ return 0;
+}
+EXPORT_SYMBOL(clk_add_alias);
+
/*
* clkdev_drop - remove a clock dynamically allocated
*/