clk: Add clk_name_* functions

At some places a clk name may be known without having a struct clk *
directly. Add some convenience functions to handle this situation and
use them in the clk commands.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Link: https://lore.barebox.org/20210615141641.31577-2-s.hauer@pengutronix.de
Link: https://lore.barebox.org/20210621092802.27275-2-s.hauer@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/clk.h b/include/linux/clk.h
index e54acdd918..6565429a9b 100644
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -681,6 +681,9 @@ static inline const char *clk_hw_get_name(struct clk_hw *hw)
 	return hw->clk.name;
 }
 
+int clk_name_set_parent(const char *clkname, const char *clkparentname);
+int clk_name_set_rate(const char *clkname, unsigned long rate);
+
 #endif
 
 struct device_node;
@@ -722,6 +725,7 @@ static inline unsigned int clk_get_num_parents(const struct clk *hw)
 {
 	return hw->num_parents;
 }
+
 #else