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Fri, 7 Dec 2018 10:29:51 +0100 (CET) Date: Fri, 7 Dec 2018 10:29:50 +0100 From: Lukasz Majewski To: 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181207_093006_817575_3E07B7C1 X-CRM114-Status: GOOD ( 22.86 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Sascha Hauer , linux-kernel , Stefan Agner , Rob Herring , Sascha Hauer , Fabio Estevam , Shawn Guo , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" Content-Type: multipart/mixed; boundary="===============7294485803199254796==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============7294485803199254796== Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/eOd0DIfTyV7kvaKrSrv+R8x"; protocol="application/pgp-signature" --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-- --===============7294485803199254796== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============7294485803199254796==--