Re: [PATCH v2 1/2] clk: ti: mux: resolve parent clocks by DT index, not by name
From: Brian Masney
Date: Tue Jul 28 2026 - 10:17:58 EST
On Mon, Jul 27, 2026 at 09:41:40AM +0200, Mathieu Dubois-Briand wrote:
> Resolve parent clocks by their index into the device tree "clocks"
> property rather than matching names as strings. Name-based matching is
> fragile because a clock's "clock-output-names" value in its provider
> node can differ from the name used to reference it in a consumer node,
> and because names must be globally unique across all clock providers.
>
> On AM335x, this caused broken clock trees where some clocks failed to
> enable because their parents could not be found.
>
> Replace of_clk_parent_fill() with a clk_parent_data array that sets
> .index to the array position.
>
> Fixes: ec7aa25fa483 ("ARM: dts: Use clock-output-names for am3")
> Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@xxxxxxxxxxx>
Reviewed-by: Brian Masney <bmasney@xxxxxxxxxx>