clk: clk-gate: 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-gate.c b/drivers/clk/clk-gate.c
index cef98720b6961fe331282f2151d12f601cbf1bf5..256ff10899178b36ff3e1f6454855417e4339dea 100644 (file)
--- a/drivers/clk/clk-gate.c
+++ b/drivers/clk/clk-gate.c
@@ -149,7 +149,8 @@ struct clk *clk_register_gate(struct udevice *dev, const char *name,
        clk = &gate->clk;
        clk->flags = flags;
 
-       ret = clk_register(clk, UBOOT_DM_CLK_GATE, name, parent_name);
+       ret = clk_register(clk, UBOOT_DM_CLK_GATE, name,
+               clk_resolve_parent_clk(dev, parent_name));
        if (ret) {
                kfree(gate);
                return ERR_PTR(ret);