From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AB7BF2C375A; Wed, 3 Jun 2026 15:08:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780499316; cv=none; b=RRSNi4HirG55BiNYsr3oGAKA+UWSNTEUGgz07r56XlpinmvIq8wCuVWqfeEAJNGWtvIY2DizI4D+mp3X4Ax+2Spy+JSMdnvSFg1HE1YZ6J3zsGF7kaZ4jlset/h4hNkTXb7ZPYY06tBeh0OgpEBaXGturEaBPkxTj8Ix4w/c0Qo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780499316; c=relaxed/simple; bh=GbI2mBOm5shIRrexnf8ZmAFYSHX5Nk61O5tcS2VfEAA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=cj6oRhENerHX6IZgDDlvjrHvWPxKgEmvTeIMW/3I8sq/Py/i3xjUs9ZLhmYa3cliOIkz7VZUky0wy6z45jzZjUL0BCA8gyD9ruNYlEjmivYyy/bdzdA+MOQOUASncZfTTELI3Z0Q/BzVoyJIYOuHpD/eQao6aHLG1Al5GBvq9yQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=eESiPhnA; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="eESiPhnA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 60DE51F00893; Wed, 3 Jun 2026 15:08:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780499315; bh=d3UCKgH8UNTNQlXVq1R2gxKykMTul6zeCVnMu7mz+r8=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=eESiPhnAdLepmVOoBrcd110nPUCF0irf9+GDOD5LzkQKBfqnqgvhRvjq4h5dtpbNT J4aN7Ah4Cq0cvYdp1sg+azuQLV0MA5edWIH6iLvY7HlThiBF/RE/vQTUNnfNAaY8vI PXID/3+lQonXL68D2U7e2h5xz8yQPZnb/Eb0yE4AQ+mNypAKx335kiI55M7DL/KOE9 gbGVq2t0aTEAOLY1wAbkRwDHpkaudll/i0YDH3q5jMrfntWETiKFDRUVlsKA/5dWOx 7eDzgCs7i6wte0Cewmk0uH+DOO4N09nYTCaWoJmCCXgAzCMwWWyFG3h2nZYL+LaGzh mH1VTKK9C1X7A== Date: Wed, 3 Jun 2026 16:08:30 +0100 From: Conor Dooley To: Selvamani Rajagopal Cc: Parthiban Veerasooran , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Piergiorgio Beruto , Andrew Lunn , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Conor Dooley , "devicetree@vger.kernel.org" Subject: Re: [PATCH net v3 2/2] dt-bindings: net: updated interrupt type to be active low, level triggered Message-ID: <20260603-gamma-disk-1caf00eed023@spud> References: <20260601-level-trigger-v3-0-da73e7010532@onsemi.com> <20260601-level-trigger-v3-2-da73e7010532@onsemi.com> <20260602-rebel-snide-5036c97e410d@spud> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="y6QvGZvgHslsllYV" Content-Disposition: inline In-Reply-To: --y6QvGZvgHslsllYV Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jun 02, 2026 at 05:36:16PM +0000, Selvamani Rajagopal wrote: >=20 >=20 > > -----Original Message----- > > Subject: Re: [PATCH net v3 2/2] dt-bindings: net: updated interrupt typ= e to be active low, > > level triggered > >=20 > > > According to OPEN Alliance 10BASE-T1x MACPHY Serial Interface (TC6) > > > specification, interrupt type is active low, level triggered interrup= t. > >=20 > > Have you checked the documentation for this device etc to make sure that > > the device actually follows the spec? > > Maybe Parthiban can confirm this for us? >=20 > Though I coordinated with Parthiban well ahead about this change, He is t= he one who could confirm.=20 Please. Dependant on an ack from Parthiban, Acked-by: Conor Dooley >=20 > To answer your question, I looked at the datasheet. In one occasion, it m= entions "once RESET_N is deasserted, device asserts IRQ_N. > When software clears RESETC bit of OA_STATUS0, device deasserts IRQ_N. Th= is gives me an indication that the interrupt is level triggered. >=20 > From our side, I checked with our engineer, who is part of the team that = put together the specification, Pier, copied in this email, confirmed that = it is level triggered. >=20 > >=20 > > Cheers, > > Conor. > >=20 > > > > > > Fixes: ac49b950bea9 ("dt-bindings: net: add Microchip's LAN865X 10BAS= E-T1S > > MACPHY") > > > Signed-off-by: Selvamani Rajagopal > > > --- > > > Documentation/devicetree/bindings/net/microchip,lan8650.yaml | 2 +- > > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > > > diff --git a/Documentation/devicetree/bindings/net/microchip,lan8650.= yaml > > b/Documentation/devicetree/bindings/net/microchip,lan8650.yaml > > > index 61e11d4a07c4..766ff58147ae 100644 > > > --- a/Documentation/devicetree/bindings/net/microchip,lan8650.yaml > > > +++ b/Documentation/devicetree/bindings/net/microchip,lan8650.yaml > > > @@ -67,7 +67,7 @@ examples: > > > pinctrl-names =3D "default"; > > > pinctrl-0 =3D <ð0_pins>; > > > interrupt-parent =3D <&gpio>; > > > - interrupts =3D <6 IRQ_TYPE_EDGE_FALLING>; > > > + interrupts =3D <6 IRQ_TYPE_LEVEL_LOW>; > > > local-mac-address =3D [04 05 06 01 02 03]; > > > spi-max-frequency =3D <15000000>; > > > }; > > > > > > -- > > > 2.43.0 > > > > > > >=20 --y6QvGZvgHslsllYV Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaiBDbgAKCRB4tDGHoIJi 0tB1AQCU3pEsNdfLGaRUgrtRloq+p+30lujwJrd/sAD6tGpJ0gEAgraP/wjiRfQ+ tvkr4sicbE/GdtNv6DfU1yBnq3BFwAI= =BCmA -----END PGP SIGNATURE----- --y6QvGZvgHslsllYV--