linux-kernel - Re: [PATCH v4 10/12] arm64: dts: renesas: rzg3s-smarc-som: Enable VBATTB

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Message-ID: <CAMuHMdXWuwNx9u_VSQ3R2TbkrX=c_QLdQrk+=Ve81PFAsF9b9A@mail.gmail.com>
Date: Thu, 24 Oct 2024 16:22:57 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Claudiu <claudiu.beznea@...on.dev>
Cc: mturquette@...libre.com, sboyd@...nel.org, robh@...nel.org, 
	krzk+dt@...nel.org, conor+dt@...nel.org, alexandre.belloni@...tlin.com, 
	magnus.damm@...il.com, p.zabel@...gutronix.de, 
	linux-renesas-soc@...r.kernel.org, linux-clk@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-rtc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
	Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
Subject: Re: [PATCH v4 10/12] arm64: dts: renesas: rzg3s-smarc-som: Enable VBATTB

Hi Claudiu,

On Sat, Oct 19, 2024 at 10:48 AM Claudiu <claudiu.beznea@...on.dev> wrote:
> From: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
>
> Enable the VBATTB controller. It provides the clock for RTC.
>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
> ---
>
> Changes in v4:
> - added assigned-clocks, assigned-clock-parents properties
> - set vbattb_xtal status = "okay"
> - collected tags

Thanks for the update!

> --- a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
> +++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
> @@ -346,6 +347,18 @@ mux {
>         };
>  };
>
> +&vbattb {
> +       assigned-clocks = <&vbattb VBATTB_MUX>;
> +       assigned-clock-parents = <&vbattb VBATTB_XC>;
> +       quartz-load-femtofarads = <12500>;
> +       status = "okay";
> +};
> +
> +&vbattb_xtal {
> +       clock-frequency = <32768>;
> +       status = "okay";

With status not disabled in r9a08g045.dtsi, this line should not be needed.

> +};
> +
>  &wdt0 {
>         timeout-sec = <60>;
>         status = "okay";

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