clk: clk-fixed-factor: Resolve parent clock by name

Use clock-names property which is accessible via parent clock OF node
to look up the parent clock by name instead of depending on unreliable
global clock name to perform look up.

Signed-off-by: Marek Vasut <marex@denx.de>

diff --git a/drivers/clk/clk-fixed-factor.c b/drivers/clk/clk-fixed-factor.c
index ff61fb4..4eb8be7 100644 (file)
--- a/drivers/clk/clk-fixed-factor.c
+++ b/drivers/clk/clk-fixed-factor.c
@@ -56,7 +56,7 @@ struct clk *clk_hw_register_fixed_factor(struct udevice *dev,
        clk->flags = flags;
 
        ret = clk_register(clk, UBOOT_DM_CLK_IMX_FIXED_FACTOR, name,
-                          parent_name);
+                          clk_resolve_parent_clk(dev, parent_name));
        if (ret) {
                kfree(fix);
                return ERR_PTR(ret);