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 58FE53B5307; Mon, 12 Oct 2026 18:54:38 +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=1791831281; cv=none; b=tUI7sDysZx3NnbS1h30+SXhhbEF0xDtmwq6x2njc536D+gX+PFDgF6iDZRypCDCCtt42GBcy0kYeAYJD7EZESpEJJdUX4vtPvXOLdX3M1Apws6DY9MW6FsOoM8866sGlqMd8Cgvp5R19igTmbjrn0nVqyU2BjxvnSAc+/flnk5U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791831281; c=relaxed/simple; bh=kt3AHKJo+4iQtGNqhPlcFd5XbJ7Ia6xc5/XlTPmLaK4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=eE9oUe8rocyP87/o+ygsARpJyup4C84apzQeMAHhXs9PqjDWibHPxBRkOS5GziUjPTvX4hKaABpZDiNdb0FI7f54zrrfGlLeAoJABmHJ93r5AVnIzsOX9sPxv27WLVq4YbBPWtXtJ20UtmRD36kAUCEfIYEHJWy1+myphfWTQQs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=QvEE5ZPE; 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="QvEE5ZPE" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D18F1F0089B; Mon, 12 Oct 2026 18:54:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791831277; bh=l2zp4t4NyTHWHTKgbsdObniAY39EXm7EQZMRjqNl5/Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=QvEE5ZPENu7PNxG06VtqOrBJ9I+4/4AvOSce4C6PgW1JhTezsdxcBc5OFRgf7tKXe uNaVspMFklqOciONRUFo9ovRO0fX8FHiWTlXEgnaJpSSQV7nBUmajlK678Jczj+ZLy CU+1EMdvfFcAStiHOslndLlC8/KnyFMixWDmR4D4gudeBQY4eBCFQinb14X3x2CCxp 8udDd04Q8OMo8sF6mH4hp87AnNiRX2BkSoHP+EAD3oDz6flQ4fdOSvhnnETifVCwUa 1U6L5HRjHs1VXwQP+zioa0qRD15ccFovMB3KraCwUkWvyvxnhzS/AgVqWGSrESsIyN VF/wIIpWxWLGA== Date: Mon, 12 Oct 2026 19:54:32 +0100 From: Conor Dooley To: Luo Liu Cc: vkoul@kernel.org, neil.armstrong@linaro.org, mani@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, gary.yang@cixtech.com, fugang.duan@cixtech.com, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, cix-kernel-upstream@cixtech.com, p.zabel@pengutronix.de, linux-kernel@vger.kernel.org, Wuyi.Shen@cixtech.com, EastLake.Yang@cixtech.com Subject: Re: [PATCH v2 1/3] dt-bindings: phy: Add CIX Sky1 DP PHY Message-ID: <20261012-founding-stench-55cff46fe1a3@spud> References: <20261012123618.648930-1-Luo.Liu@cixtech.com> <20261012123618.648930-2-Luo.Liu@cixtech.com> Precedence: bulk X-Mailing-List: linux-kernel@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="q6HPCk6NTpYhk7J2" Content-Disposition: inline In-Reply-To: <20261012123618.648930-2-Luo.Liu@cixtech.com> --q6HPCk6NTpYhk7J2 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Oct 12, 2026 at 08:36:16PM +0800, Luo Liu wrote: > Document the dedicated DisplayPort PHY on CIX Sky1, including the > optional cix,external-dp board property for external connector swing. > Add a MAINTAINERS entry for the binding and driver. >=20 > Signed-off-by: Luo Liu > --- > .../bindings/phy/cix,sky1-dp-phy.yaml | 53 +++++++++++++++++++ > MAINTAINERS | 8 +++ > 2 files changed, 61 insertions(+) > create mode 100644 Documentation/devicetree/bindings/phy/cix,sky1-dp-phy= =2Eyaml >=20 > diff --git a/Documentation/devicetree/bindings/phy/cix,sky1-dp-phy.yaml b= /Documentation/devicetree/bindings/phy/cix,sky1-dp-phy.yaml > new file mode 100644 > index 000000000000..c6914cab74e0 > --- /dev/null > +++ b/Documentation/devicetree/bindings/phy/cix,sky1-dp-phy.yaml > @@ -0,0 +1,53 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/phy/cix,sky1-dp-phy.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: CIX Sky1 DisplayPort PHY > + > +maintainers: > + - Luo Liu > + > +description: > + The CIX Sky1 DP PHY provides the PMA/CDB register interface for the > + dedicated DisplayPort instance on CIX Sky1. > + > +properties: > + compatible: > + const: cix,sky1-dp-phy > + > + reg: > + maxItems: 1 > + > + "#phy-cells": > + const: 0 > + > + resets: > + maxItems: 1 > + description: PHY hardware reset > + > + cix,external-dp: > + type: boolean > + description: > + Use voltage swing values suitable for an external DisplayPort > + connector instead of the default low-voltage values. > + > +required: > + - compatible > + - reg > + - "#phy-cells" > + - resets A reset but no clocks? That's a bit hard to believe. Seems fine otherwise, unless I am missing some sort of common property for the voltage swing stuff. Thanks, Conor. > + > +additionalProperties: false > + > +examples: > + - | > + #include > + > + phy@1414c000 { > + compatible =3D "cix,sky1-dp-phy"; > + reg =3D <0x1414c000 0x4000>; > + resets =3D <&s5_syscon SKY1_DP_PHY_RST_N>; > + #phy-cells =3D <0>; > + }; > diff --git a/MAINTAINERS b/MAINTAINERS > index 3a19da74d00c..b46d0f4220a9 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -6360,6 +6360,14 @@ M: Satish Kharat > S: Supported > F: drivers/infiniband/hw/usnic/ > =20 > +CIX SKY1 DISPLAYPORT PHY DRIVER > +M: Luo Liu > +R: CIX Linux Kernel Upstream Group > +L: linux-phy@lists.infradead.org > +S: Maintained > +F: Documentation/devicetree/bindings/phy/cix,sky1-dp-phy.yaml > +F: drivers/phy/cix/ > + > CLANG CONTEXT ANALYSIS > M: Marco Elver > R: Bart Van Assche > --=20 > 2.25.1 >=20 --q6HPCk6NTpYhk7J2 Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCas0s6AAKCRB4tDGHoIJi 0iXrAQDtZlLwnBeXrt0sJP/AohrnXaoa1UW1wN5d8Yjkimco7AEA1Aly54IhsVhf 2zcuFqWPKZ7+HlGCLNIbW0h8KFKPPQA= =oFLx -----END PGP SIGNATURE----- --q6HPCk6NTpYhk7J2--