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Miller" , "Eric Dumazet" , "Jakub Kicinski" , "Paolo Abeni" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , Netdev , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Message-Id: <9e8fb566-e372-4519-ac0b-b8ca6de275e3@app.fastmail.com> In-Reply-To: <20260810-arrogant-anteater-of-economy-ef2078@quoll> References: <20260806-wiznet-link-gpio-v3-0-532d4a143805@marmottus.net> <20260806-wiznet-link-gpio-v3-2-532d4a143805@marmottus.net> <20260810-arrogant-anteater-of-economy-ef2078@quoll> Subject: Re: [PATCH net-next v3 2/3] dt-bindings: net: wiznet,w5100: add link-gpios Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On Mon, Aug 10, 2026, at 09:43, Krzysztof Kozlowski wrote: > On Thu, Aug 06, 2026 at 05:00:01PM +0200, Arthur Cr=C3=A9pin Leblond w= rote: >> =20 >> + link-gpios: >> + description: >> + An optional GPIO line that can be wired to the LINKLED pin of = the w5500 >> + as an interrupt to detect link status changes. > > The message is confusing. If you describe it from the host (system poi= nt > of view), then interrupts are not GPIOs but "interrupts". > > But maybe this is OUT GPIO from the system to the device? >From the device point of view, it's an LED output, but from the system side we should describe it as an IRQ_TYPE_EDGE_BOTH "interrupts" property rather than a gpio line. Arnd