clk: imx: pllv3: 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/imx/clk-pllv3.c b/drivers/clk/imx/clk-pllv3.c
index bc99163..85b6a98 100644 (file)
--- a/drivers/clk/imx/clk-pllv3.c
+++ b/drivers/clk/imx/clk-pllv3.c
@@ -339,7 +339,8 @@ struct clk *imx_clk_pllv3(struct udevice *dev, enum imx_pllv3_type type,
        pll->div_mask = div_mask;
        clk = &pll->clk;
 
-       ret = clk_register(clk, drv_name, name, parent_name);
+       ret = clk_register(clk, drv_name, name,
+                          clk_resolve_parent_clk(dev, parent_name));
        if (ret) {
                kfree(pll);
                return ERR_PTR(ret);