linux-kernel - Re: [PATCH v2] clk: renesas: r9a07g043: Fix HP clock source for RZ/Five SoC

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Message-ID: <CAMuHMdVG26aZk342M83y3EObyYSYZAGsHNBCp-EajAbx+o-k1A@mail.gmail.com>
Date: Tue, 28 Jan 2025 11:16:26 +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>, 
	linux-renesas-soc@...r.kernel.org, linux-clk@...r.kernel.org, 
	linux-kernel@...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>, stable@...r.kernel.org
Subject: Re: [PATCH v2] clk: renesas: r9a07g043: Fix HP clock source for
 RZ/Five SoC

On Mon, 27 Jan 2025 at 18:32, Prabhakar <prabhakar.csengg@...il.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>
> According to the Rev.1.20 hardware manual for the RZ/Five SoC, the clock
> source for HP is derived from PLL6 divided by 2. This patch corrects the
> implementation by configuring HP as a fixed clock source instead of a MUX.
>
> The `CPG_PL6_ETH_SSEL` register, which is available on the RZ/G2UL SoC, is
> not present on the RZ/Five SoC, necessitating this change.
>
> Fixes: 95d48d270305ad2c ("clk: renesas: r9a07g043: Add support for RZ/Five SoC")
> Cc: stable@...r.kernel.org
> Reported-by: Hien Huynh <hien.huynh.px@...esas.com>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> ---
> v1->v2
> - Fixed build warning for non-ARM64 arch, sel_pll6_2 defined but not used.

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
i.e. will queue in renesas-clk for v6.15.

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