Re: [PATCH 1/4] dt-bindings: clock: renesas,cpg-clocks: Document ZT/ZTR trace clock on R-Mobile APE6
From: Geert Uytterhoeven
Date: Wed May 13 2026 - 09:31:05 EST
On Sat, 2 May 2026 at 20:56, Marek Vasut
<marek.vasut+renesas@xxxxxxxxxxx> wrote:
> Document ZT trace bus and ZTR trace clock on the R-Mobile APE6.
> These clock supply the coresight tracing modules, PTM, TPIU,
> ETB and replicator. Without these clock, the coresight tracing
> can not be operated. While this does change the ABI, it does so
> by extending the existing clock-output-names, therefore if an
> old software is used with new DT, the coresight tracing parts
> will likely fail to probe, otherwise if new software is used
> with an old DT, there is no impact.
>
> Signed-off-by: Marek Vasut <marek.vasut+renesas@xxxxxxxxxxx>
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
i.e. will queue for v7.2 in a branch shared by clock and DTS.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds