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Message-ID: <20240524054801.fhcjwtpdpic3tkpe@finlike>
Date: Fri, 24 May 2024 00:48:01 -0500
From: Nishanth Menon <nm@...com>
To: Markus Schneider-Pargmann <msp@...libre.com>
CC: Chandrasekar Ramakrishnan <rcsekar@...sung.com>,
        Marc Kleine-Budde
	<mkl@...gutronix.de>,
        Vincent Mailhol <mailhol.vincent@...adoo.fr>,
        "David S
 . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>, Jakub
 Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, Rob Herring
	<robh@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>, Tero Kristo <kristo@...nel.org>,
        Vibhore Vardhan <vibhore@...com>, Kevin
 Hilman <khilman@...libre.com>,
        Dhruva Gole <d-gole@...com>,
        Martin
 Hundebøll <martin@...nix.com>,
        Simon Horman
	<horms@...nel.org>, <linux-can@...r.kernel.org>,
        <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 7/7] arm64: dts: ti: k3-am62p-mcu: Mark mcu_mcan0/1 as
 wakeup-source

On 09:53-20240523, Markus Schneider-Pargmann wrote:
> From: Vibhore Vardhan <vibhore@...com>
> 
> mcu_mcan0 and mcu_mcan1 can be wakeup sources for the SoC. Mark them
> accordingly in the devicetree. Based on the patch for AM62a.
> 
> Signed-off-by: Vibhore Vardhan <vibhore@...com>
> Signed-off-by: Markus Schneider-Pargmann <msp@...libre.com>
> ---
>  arch/arm64/boot/dts/ti/k3-am62p-mcu.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am62p-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-mcu.dtsi
> index b973b550eb9d..e434b258e90c 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62p-mcu.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62p-mcu.dtsi
> @@ -162,6 +162,7 @@ mcu_mcan0: can@...8000 {
>  		interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>,
>  			     <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
>  		interrupt-names = "int0", "int1";
> +		wakeup-source;
>  		status = "disabled";
>  	};
>  
> @@ -177,6 +178,7 @@ mcu_mcan1: can@...8000 {
>  		interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>,
>  			     <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
>  		interrupt-names = "int0", "int1";
> +		wakeup-source;
>  		status = "disabled";
>  	};
>  
> -- 
> 2.43.0
> 

Curious:
https://software-dl.ti.com/tisci/esd/latest/2_tisci_msgs/pm/lpm.html#supported-low-power-modes
Does not seem to call out am62p. Is that an documentation oversight?

what happens to j722s?

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D

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