linux-kernel - Re: [PATCH 1/2] ARM: dts: armada-xp: add interrupts for watchdog

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Date:   Mon, 14 Feb 2022 07:58:06 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     Chris Packham <chris.packham@...iedtelesis.co.nz>
Cc:     andrew@...n.ch, gregory.clement@...tlin.com, robh+dt@...nel.org,
        wim@...ux-watchdog.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-watchdog@...r.kernel.org,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Subject: Re: [PATCH 1/2] ARM: dts: armada-xp: add interrupts for watchdog

On Fri, Feb 11, 2022 at 01:32:56PM +1300, Chris Packham wrote:
> The first interrupt is for the regular watchdog timeout. Normally the
> RSTOUT line will trigger a reset before this interrupt fires but on
> systems with a non-standard reset it may still trigger.
> 
> The second interrupt is for a timer1 which is used as a pre-timeout for
> the watchdog.
> 
> Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>
> Acked-by: Gregory CLEMENT <gregory.clement@...tlin.com>

Acked-by: Guenter Roeck <linux@...ck-us.net>

> ---
>  arch/arm/boot/dts/armada-xp-98dx3236.dtsi | 1 +
>  arch/arm/boot/dts/armada-xp.dtsi          | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/armada-xp-98dx3236.dtsi b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi
> index 38a052a0312d..0e561dfc0ca9 100644
> --- a/arch/arm/boot/dts/armada-xp-98dx3236.dtsi
> +++ b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi
> @@ -286,6 +286,7 @@ &watchdog {
>  	compatible = "marvell,armada-xp-wdt";
>  	clocks = <&coreclk 2>, <&refclk>;
>  	clock-names = "nbclk", "fixed";
> +	interrupts = <93>, <38>;
>  };
>  
>  &cpurst {
> diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi
> index 6c19984d668e..4297482da62f 100644
> --- a/arch/arm/boot/dts/armada-xp.dtsi
> +++ b/arch/arm/boot/dts/armada-xp.dtsi
> @@ -260,6 +260,7 @@ &watchdog {
>  	compatible = "marvell,armada-xp-wdt";
>  	clocks = <&coreclk 2>, <&refclk>;
>  	clock-names = "nbclk", "fixed";
> +	interrupts = <93>, <38>;
>  };
>  
>  &cpurst {