netdev - Re: [PATCH net-next v5 12/12] dt-bindings: net: pse-pd: ti,tps23881: Add interrupt description

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Message-ID: <20250219-judicious-grumpy-snake-1cef08@krzk-bin>
Date: Wed, 19 Feb 2025 08:41:48 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Kory Maincent <kory.maincent@...tlin.com>
Cc: Andrew Lunn <andrew@...n.ch>, Oleksij Rempel <o.rempel@...gutronix.de>, 
	"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
	Jonathan Corbet <corbet@....net>, Donald Hunter <donald.hunter@...il.com>, 
	Rob Herring <robh@...nel.org>, Andrew Lunn <andrew+netdev@...n.ch>, 
	Simon Horman <horms@...nel.org>, Heiner Kallweit <hkallweit1@...il.com>, 
	Russell King <linux@...linux.org.uk>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
	Conor Dooley <conor+dt@...nel.org>, Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
	netdev@...r.kernel.org, linux-doc@...r.kernel.org, Kyle Swenson <kyle.swenson@....tech>, 
	Dent Project <dentproject@...uxfoundation.org>, kernel@...gutronix.de, 
	Maxime Chevallier <maxime.chevallier@...tlin.com>, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v5 12/12] dt-bindings: net: pse-pd: ti,tps23881:
 Add interrupt description

On Tue, Feb 18, 2025 at 05:19:16PM +0100, Kory Maincent wrote:
> From: Kory Maincent (Dent Project) <kory.maincent@...tlin.com>
> 
> Add an interrupt property to the device tree bindings for the TI TPS23881
> PSE controller. The interrupt is primarily used to detect classification
> and disconnection events, which are essential for managing the PSE
> controller in compliance with the PoE standard.
> 
> Interrupt support is essential for the proper functioning of the TPS23881
> controller. Without it, after a power-on (PWON), the controller will
> no longer perform detection and classification. This could lead to
> potential hazards, such as connecting a non-PoE device after a PoE device,
> which might result in magic smoke.
> 
> Signed-off-by: Kory Maincent (Dent Project) <kory.maincent@...tlin.com>
> ---
> 
> Change in v5:
> - Use standard interrupt flag in the example.
> 
> Change in v3:
> - New patch

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof