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authorMike Turquette <mturquette@linaro.org>2013-10-08 10:12:13 +0400
committerMike Turquette <mturquette@linaro.org>2013-10-08 10:13:33 +0400
commitf61027426a5bc7093aa8359a411b053a35bb4b68 (patch)
tree225758cc8fe637500ff2a9160550aabcc0ddb4ef /drivers/clk
parentf8fe36f6083a70270a7305f7740b124ff1e8aea7 (diff)
downloadlinux-f61027426a5bc7093aa8359a411b053a35bb4b68.tar.xz
clk: of: helper for determining number of parent clocks
Walks the "clocks" array of parent clock phandles and returns the number. Signed-off-by: Mike Turquette <mturquette@linaro.org>
Diffstat (limited to 'drivers/clk')
-rw-r--r--drivers/clk/clk.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 32e2fed6d143..2cf2ea6b77a1 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -2202,6 +2202,12 @@ struct clk *of_clk_get_from_provider(struct of_phandle_args *clkspec)
return clk;
}
+int of_clk_get_parent_count(struct device_node *np)
+{
+ return of_count_phandle_with_args(np, "clocks", "#clock-cells");
+}
+EXPORT_SYMBOL_GPL(of_clk_get_parent_count);
+
const char *of_clk_get_parent_name(struct device_node *np, int index)
{
struct of_phandle_args clkspec;