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 X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 221B8C07E85 for ; Fri, 7 Dec 2018 09:29:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DA32720838 for ; Fri, 7 Dec 2018 09:29:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DA32720838 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726065AbeLGJ35 (ORCPT ); Fri, 7 Dec 2018 04:29:57 -0500 Received: from mail-out.m-online.net ([212.18.0.10]:52522 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725976AbeLGJ35 (ORCPT ); Fri, 7 Dec 2018 04:29:57 -0500 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 43B6cx36Fjz1qxJg; Fri, 7 Dec 2018 10:29:53 +0100 (CET) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 43B6cx1SX8z1qtf5; Fri, 7 Dec 2018 10:29:53 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id pUj3_NZ6NVJ5; Fri, 7 Dec 2018 10:29:51 +0100 (CET) X-Auth-Info: NN4zlPuwTyG8aFRdCNLD3bu84PYxG0DVoWzQqiRsrkI= Received: from jawa (85-222-111-42.dynamic.chello.pl [85.222.111.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Fri, 7 Dec 2018 10:29:51 +0100 (CET) Date: Fri, 7 Dec 2018 10:29:50 +0100 From: Lukasz Majewski To: Fabio Estevam Cc: Rob Herring , Shawn Guo , Mark Rutland , Sascha Hauer , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , linux-kernel , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , Sascha Hauer , Stefan Agner , Fabio Estevam Subject: Re: [PATCH v3] ARM: dts: Add support for Liebherr's BK4 device (vf610 based) Message-ID: <20181207102950.68796cf0@jawa> In-Reply-To: References: <20180921152726.31742-1-lukma@denx.de> <20181009105028.17971-1-lukma@denx.de> <20181206092255.2359f7e6@jawa> <20181206140840.53d49cd6@jawa> Organization: denx.de X-Mailer: Claws Mail 3.17.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/eOd0DIfTyV7kvaKrSrv+R8x"; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/eOd0DIfTyV7kvaKrSrv+R8x Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi Fabio, > Hi Lukasz, >=20 > On Thu, Dec 6, 2018 at 11:08 AM Lukasz Majewski wrote: >=20 > > I will check this latter this week... =20 >=20 > Reading the spi dt-binding it states that the spi slave node is > optional. >=20 > If I remove it like this, then the warning is gone: Unfortunately, the "slave" node is necessary - the "lwn,bk4" compatible causes the spidev driver to be bound.=20 Use space applications on this system use it to perform SPI transmission. IMHO, removing the node is not a solution - we shall discover why on current next we do see such errors. >=20 > --- a/arch/arm/boot/dts/vf610-bk4.dts > +++ b/arch/arm/boot/dts/vf610-bk4.dts > @@ -109,12 +109,6 @@ > bus-num =3D <3>; > status =3D "okay"; > spi-slave; > - > - slave@0 { > - compatible =3D "lwn,bk4"; > - spi-max-frequency =3D <30000000>; > - reg =3D <0>; > - }; > }; >=20 > &edma0 { >=20 > Does spi slave still work without it? Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de --Sig_/eOd0DIfTyV7kvaKrSrv+R8x Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEgAyFJ+N6uu6+XupJAR8vZIA0zr0FAlwKPY4ACgkQAR8vZIA0 zr2RUgf/YnEIV68dKxAVESsSbAZT8jOZkqAz/boXBXrfzYkXZRBbygWJwH0DpW1Y KXADq+lujl2DIWo+Ip4usgcOoRteRv8yTzJEGGzN8Xkpufm10l9+bheJr2vJDF0q vmwdpFqhd5zo5L9gJBkQDh06GD10zTVWjN+FdvivEw5b8Je04HZtbqyDAirPB4FH kRxRZjxSAQHEEoU3tkzjCxG/36qt44ZXJwmP62L/qOYzPdO82UpCXQAlQlOhXzO4 aXSMf/BmM0i9M5LfCNRZw6isYM7diTVZnkhtVI0OcBKeNpqZSGEcEO8B9eQyOeml bksQDEKef00es8wxCu3IpG5ezd9VlQ== =weB6 -----END PGP SIGNATURE----- --Sig_/eOd0DIfTyV7kvaKrSrv+R8x--