Subject: Re: [PATCH] ARM: kirkwood: ts219: disable the SoC's RTC

From: Alexandre Belloni <[email-masked]>
Date: Tue, 23 Jul 2019 22:03:21 +0200

On 23/07/2019 21:45:05+0200, Uwe Kleine-König wrote:
> The internal RTC doesn't work, loading the driver only yields
> 
> 	rtc-mv f1010300.rtc: internal RTC not ticking
> 
> . So disable it.
> 
> Signed-off-by: Uwe Kleine-König <[email-masked]>
> ---
>  arch/arm/boot/dts/kirkwood-ts219.dtsi | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/kirkwood-ts219.dtsi b/arch/arm/boot/dts/kirkwood-ts219.dtsi
> index a88eb22070a1..994cabcf4b51 100644
> --- a/arch/arm/boot/dts/kirkwood-ts219.dtsi
> +++ b/arch/arm/boot/dts/kirkwood-ts219.dtsi
> @@ -104,3 +104,11 @@
>  &pcie0 {
>  	status = "okay";
>  };
> +
> +&rtc {
> +	/*
> +	 * There is a s35390a available on the i2c bus, the internal rtc isn't
> +	 * working (probably no crystal assembled).
> +	 */
> +	status = "disabled";
> +};

You could also use the aliases to ensure rtc0 is the s35390a. This would
solve the initial issue.

> -- 
> 2.20.1

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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