From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2BC4F309EF1; Tue, 13 Jan 2026 16:41:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768322490; cv=none; b=PANaHr2LnRAp3Tl4cb6rCTLgI2pd/qjCU/uDcEjvI9LEWhO5GQo1ei9B6Go0cvYA7VRNhNDOPBPK2hvPjYuA6hX7k7lxR45kjfv8C/XSBEhajEvimHHSfRAv6O8c6GI93b2rSDLSRMMtyvpqWcwIJhwD65mN/zUZ7AvLnXfp1FY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768322490; c=relaxed/simple; bh=mqf7Xjbgmdf/GisuGgR4ZHA9B9VPATNl3k7bfZ5I5fc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=sYuwHmR3Cil/v43mXHZJVovMRL9beW4i1LpI8Zns6/eH3l+FVx72vBLGU3xShaQ3leDUmiF3UZrMYhMrTm68mY5eHdpA3PWcSYM2iMwhCK0oqFTyBsph9g1Wo2kyhCXboC/EvuUDSoHTGoH7HaZJQ8IwAn1Zda8Yoyb7qQWhM6k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RI1Q6VtU; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="RI1Q6VtU" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9D397C116C6; Tue, 13 Jan 2026 16:41:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768322489; bh=mqf7Xjbgmdf/GisuGgR4ZHA9B9VPATNl3k7bfZ5I5fc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=RI1Q6VtUi5dILH0XazL42EXgxgosH82mBwZ/4viXoZRFDck3b1WY5EfKHTs3L5yfc 9S2cG00gAtCV4TlkwL+FgrrDwHhemBWly5j+wACT12NTTY92FHZqTgHEhHZyX0rt2Q ODlWrajnV/M9szygXXX135h0V22eCT67aksi6lwoal5lt9IicWESQeGnBUGEXPNrcO Zy6y8APgpoXtMMVcdSa9DedJZ2w6dtTKCQYx/+Mxkq34OsAiHYYVi91HxuRliwHlkf Zp4mVeQ8nkfzEKj90R1olRJckMufMHvd38cyaxJCV6GGufaXF68nkNSuXSmB/s7wqm +fioJO/t5/LOA== Date: Tue, 13 Jan 2026 10:41:28 -0600 From: Rob Herring To: "A. Sverdlin" Cc: netdev@vger.kernel.org, Hauke Mehrtens , Andrew Lunn , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Golle Subject: Re: [PATCH net-next v4 1/2] dt-bindings: net: dsa: lantiq,gswip: add MaxLinear R(G)MII slew rate Message-ID: <20260113164128.GA3919887-robh@kernel.org> References: <20260107090019.2257867-1-alexander.sverdlin@siemens.com> <20260107090019.2257867-2-alexander.sverdlin@siemens.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260107090019.2257867-2-alexander.sverdlin@siemens.com> On Wed, Jan 07, 2026 at 10:00:16AM +0100, A. Sverdlin wrote: > From: Alexander Sverdlin > > Add new maxlinear,slew-rate-txc and maxlinear,slew-rate-txd uint32 > properties. The properties are only applicable for ports in R(G)MII mode > and allow for slew rate reduction in comparison to "normal" default > configuration with the purpose to reduce radiated emissions. > > Signed-off-by: Alexander Sverdlin > --- > Changelog: > v4: > - separate properties for TXD and TXC pads ("maxlinear," prefix re-appears) > v3: > - use [pinctrl] standard "slew-rate" property as suggested by Rob > https://lore.kernel.org/all/20251219204324.GA3881969-robh@kernel.org/ > v2: > - unchanged > > .../devicetree/bindings/net/dsa/lantiq,gswip.yaml | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml b/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml > index 205b683849a53..747106810cc17 100644 > --- a/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml > +++ b/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml > @@ -106,6 +106,20 @@ patternProperties: > unevaluatedProperties: false > > properties: > + maxlinear,slew-rate-txc: > + $ref: /schemas/types.yaml#/definitions/uint32 > + enum: [0, 1] default: 0 > + description: | > + RMII/RGMII TX Clock Slew Rate: blank line > + 0: "Normal" > + 1: "Slow" Indent lists by 2 more spaces. Drop the quotes. > + maxlinear,slew-rate-txd: > + $ref: /schemas/types.yaml#/definitions/uint32 > + enum: [0, 1] > + description: | > + RMII/RGMII TX Non-Clock PAD Slew Rate: > + 0: "Normal" > + 1: "Slow" > maxlinear,rmii-refclk-out: > type: boolean > description: > -- > 2.52.0 >