From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C8672CD343F for ; Tue, 12 May 2026 20:25:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=H53LthrKD2K9W/gH27jDZmS+TFaAkdsRGnuTpMEvrb4=; b=HrDNlAZFzCqeUl5qx9ZOb0s4mF xrn9QRRme58kILqllgmv0HUJ36eyJ0tyF3DR6vZRB2K4I2QMYDGnvNzfggYMDbHiWCrKDGoX7QrBu vqLhLSr4NdFcIKkWspRPRTMX3K/No1CAPeZPEA9tcgE0lQmprsux0xmMjQ52iKAxXtzBrG0/zDMsp eGdd8HB9qo2y5bjFD7Sohet263oZpZqTX4T2IkEwsN9Q54SCNGVhwQVOQMgJFT30cRHAlWG65HdAi mvrIOd/h6KeGIzOH4Ja1iQF1Eue05PGgK5mKMeabklbV/QjVOVO6gaMNBlTaOEagqnvXgPiUtSPg0 csYstZ6w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wMtfH-00000000KkQ-46Wt; Tue, 12 May 2026 20:25:15 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wMtfG-00000000KkB-2XOY for linux-arm-kernel@lists.infradead.org; Tue, 12 May 2026 20:25:14 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id C81F7600CB; Tue, 12 May 2026 20:25:13 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 34DF0C2BCB0; Tue, 12 May 2026 20:25:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778617513; bh=jrhhy1oHA57ylt9hf6z/42F0KO2nGzTAYcBMOukMeeg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=E/Ds6pRwtPimFQyLRRQvMzpFeZWI6A2q91YtmstNykm+NiVy/XvIM7undsTsvDrw+ 0TR+R7WC5dDB7c2aRJEq7qIBEB9hsvJyzjGGEHUFh1KaRAsmeJKCRPa3Z+QzbJOAK8 Ei36b3VyPP2uRHydTMQXwpkou5/2QUMXPRMKGw3QAnI6FXkk1yo2yIrYj7d1OkoJwf XZlfay2iLQlhG6eN4E9Wli/xECvB1ekQg66fb40yyE0unanV983QMBzmU8UB1ov/Iu QwVe9+wryorwKcyZoFoJxPIlPG0z6roaNfE3OelljVpeb8fcamiDtS6YzmUtqmfooV GMWR4K/8Z5/tA== Date: Tue, 12 May 2026 21:25:08 +0100 From: Conor Dooley To: Frank Li Cc: Philipp Zabel , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , "open list:DRM DRIVERS FOR FREESCALE IMX 5/6" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , open list Subject: Re: [PATCH 1/1] dt-bindings: display: imx: add deprecated property 'port' and 'display-timings' Message-ID: <20260512-yeast-platypus-ec8af080f7be@spud> References: <20260511220924.1905571-1-Frank.Li@nxp.com> <20260512-surgery-operative-046a90f84ef8@spud> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="C9q5Jh7UHi2J/JRy" Content-Disposition: inline In-Reply-To: X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --C9q5Jh7UHi2J/JRy Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, May 12, 2026 at 02:21:43PM -0400, Frank Li wrote: > On Tue, May 12, 2026 at 05:47:11PM +0100, Conor Dooley wrote: > > On Mon, May 11, 2026 at 06:09:24PM -0400, Frank Li wrote: > > > Add deprecated property 'port' and 'display-timings' for i.MX5 SoCs (= over > > > 15 years) to fix below CHECK_DTBS warnings: > > > arm/boot/dts/nxp/imx/imx51-apf51dev.dtb: disp1 (fsl,imx-parallel-di= splay): 'display-timings', 'port' do not match any of the regexes: '^pinctr= l-[0-9]+$' > > > from schema $id: http://devicetree.org/schemas/display/imx/fs= l,imx-parallel-display.yaml > > > > Instead of documenting the deprecated properties, could this > > device/devicetree be converted to non-deprecated properties? >=20 > Change dts will cause break back compatiblity. This is too old chips and How would changing the dts impact backwards compatibility? That argument doesn't make sense to me, I am of course not suggesting removing support =66rom these properties from the driver. I do accept that the argument of lacking info on the panel. Acked-by: Conor Dooley pw-bot: not-applicable > I have not information panel's detail information. >=20 > Frank >=20 > > > > > > > > Signed-off-by: Frank Li > > > --- > > > .../display/imx/fsl,imx-parallel-display.yaml | 11 +++++++++= ++ > > > 1 file changed, 11 insertions(+) > > > > > > diff --git a/Documentation/devicetree/bindings/display/imx/fsl,imx-pa= rallel-display.yaml b/Documentation/devicetree/bindings/display/imx/fsl,imx= -parallel-display.yaml > > > index bbcfe7e2958b7..b0c5869771fae 100644 > > > --- a/Documentation/devicetree/bindings/display/imx/fsl,imx-parallel-= display.yaml > > > +++ b/Documentation/devicetree/bindings/display/imx/fsl,imx-parallel-= display.yaml > > > @@ -42,6 +42,17 @@ properties: > > > unevaluatedProperties: false > > > description: output port connected to a panel > > > > > > + port: > > > + $ref: /schemas/graph.yaml#/properties/port > > > + unevaluatedProperties: false > > > + deprecated: true > > > + description: input port connected to the IPU display interface, = see port@0 > > > + > > > + display-timings: > > > + $ref: /schemas/display/panel/display-timings.yaml# > > > + unevaluatedProperties: false > > > + deprecated: true > > > + > > > required: > > > - compatible > > > > > > -- > > > 2.43.0 > > > >=20 >=20 --C9q5Jh7UHi2J/JRy Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCagOMowAKCRB4tDGHoIJi 0vX9APsEvcsFkyeyT6CRZELAoZLP0zPbTYB91dRklH1/iBnXJwEAwFxCMprMsgoN X9HiNGN5youfvY5EoQapP1mcu580Qww= =nK/w -----END PGP SIGNATURE----- --C9q5Jh7UHi2J/JRy--