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 <[email protected]> --- Cc: Christoph Niedermaier <[email protected]> Cc: Dong Aisheng <[email protected]> Cc: Hou Zhiqiang <[email protected]> Cc: Michael Trimarchi <[email protected]> Cc: Peng Fan <[email protected]> Cc: Tim Harvey <[email protected]> Cc: Tom Rini <[email protected]> Cc: [email protected] Cc: [email protected] --- drivers/clk/clk-mux.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/clk/clk-mux.c b/drivers/clk/clk-mux.c index e2331a07840..d7411f8f282 100644 --- a/drivers/clk/clk-mux.c +++ b/drivers/clk/clk-mux.c @@ -113,6 +113,11 @@ int clk_mux_fetch_parent_index(struct clk *clk, struct clk *parent) for (i = 0; i < mux->num_parents; i++) { if (!strcmp(parent->dev->name, mux->parent_names[i])) return i; + if (!strcmp(parent->dev->name, + clk_resolve_parent_clk(clk->dev, + mux->parent_names[i]))) + return i; + } return -EINVAL; @@ -207,7 +212,8 @@ struct clk *clk_register_mux(struct udevice *dev, const char *name, * for the corresponding clock (to do that define .set_parent() method). */ ret = clk_register(clk, UBOOT_DM_CLK_CCF_MUX, name, - parent_names[clk_mux_get_parent(clk)]); + clk_resolve_parent_clk(dev, + parent_names[clk_mux_get_parent(clk)])); if (ret) { kfree(mux); return ERR_PTR(ret); -- 2.47.2
