linux-kernel - Re: [PATCH v2 1/5] clk: renesas: r9a09g077: Propagate rate changes to parent clocks

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Message-ID: <CAMuHMdVAyN-XQVoBNncCC5Jka4TMqSeswe8frht9sPOEJB+VLw@mail.gmail.com>
Date: Mon, 10 Nov 2025 14:18:06 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Prabhakar <prabhakar.csengg@...il.com>
Cc: Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Magnus Damm <magnus.damm@...il.com>, linux-renesas-soc@...r.kernel.org, 
	linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org, 
	devicetree@...r.kernel.org, Biju Das <biju.das.jz@...renesas.com>, 
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>, 
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH v2 1/5] clk: renesas: r9a09g077: Propagate rate changes to
 parent clocks

On Tue, 28 Oct 2025 at 17:51, Prabhakar <prabhakar.csengg@...il.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>
> Add the CLK_SET_RATE_PARENT flag to divider clock registration so that rate
> changes can propagate to parent clocks when needed. This allows the CPG
> divider clocks to request rate adjustments from their parent, ensuring
> correct frequency scaling and improved flexibility in clock rate selection.
>
> Fixes: 065fe720eec6e ("clk: renesas: Add support for R9A09G077 SoC")
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
i.e. will queue in renesas-clk for v6.19.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

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