From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lukasz Majewski Subject: Re: [PATCH] dt-bindings: misc: bk4: Add device tree binding for Liebherr's BK4 SPI bus Date: Mon, 8 Oct 2018 14:30:43 +0200 Message-ID: <20181008143043.07cf1e56@jawa> References: <20180927222655.24482-1-lukma@denx.de> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/eZHbOnwSVPpyTV8dcXOw_/x"; protocol="application/pgp-signature" Return-path: In-Reply-To: <20180927222655.24482-1-lukma@denx.de> Sender: linux-kernel-owner@vger.kernel.org To: Shawn Guo , Rob Herring , Mark Rutland Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org --Sig_/eZHbOnwSVPpyTV8dcXOw_/x Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Dear All, > Add Device Tree binding document for Liebherr's BK4 external SPI bus. >=20 Gentle ping... > Signed-off-by: Lukasz Majewski > --- > Documentation/devicetree/bindings/misc/lwn-bk4.txt | 26 > ++++++++++++++++++++++ 1 file changed, 26 insertions(+) > create mode 100644 Documentation/devicetree/bindings/misc/lwn-bk4.txt >=20 > diff --git a/Documentation/devicetree/bindings/misc/lwn-bk4.txt > b/Documentation/devicetree/bindings/misc/lwn-bk4.txt new file mode > 100644 index 000000000000..d6a8c188c087 > --- /dev/null > +++ b/Documentation/devicetree/bindings/misc/lwn-bk4.txt > @@ -0,0 +1,26 @@ > +* Liebherr's BK4 controller external SPI > + > +A device which handles data acquisition from compatible industrial > +peripherals. > +The SPI is used for data and management purposes in both master and > +slave modes. > + > +Required properties: > + > +- compatible : Should be "lwn,bk4" > + > +Required SPI properties: > + > +- reg : Should be address of the device chip select within > + the controller. > + > +- spi-max-frequency : Maximum SPI clocking speed of device in Hz, > should be > + 30MHz at most for the Liebherr's BK4 external bus. > + > +Example: > + > +spidev0: spi@0 { > + compatible =3D "lwn,bk4"; > + spi-max-frequency =3D <30000000>; > + reg =3D <0>; > +}; Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de --Sig_/eZHbOnwSVPpyTV8dcXOw_/x Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEgAyFJ+N6uu6+XupJAR8vZIA0zr0FAlu7TfMACgkQAR8vZIA0 zr0YHQgApyUSUb/7k1+H3dA98OpAvPyaYaIV3WB4NNWkfS0JrPA9s8/m9qc4w4dc YRGr1n0dzQEcZZ8aSo/e1iH6/x8qzdfuXulQXvbkOnKlJ4SfALO/0VnMxKb5bMTw EhHHdijsyJn811KALDi+TBvgPbeBBN9DhGV9TiP+fZBdj1nfMB+qyCrBKl9hN3iB RjIsH5ROczFfh3n6VUiLNznelsPJ+tgh7l/nkfjNHD7Fja6wwSjnnfL50uS5SPT5 GL1PrewyEZ+l2l3dJS12dMzOCxoMky1o1aJ795dIyzYYTwQq0DoNHPJKkE1TaXaF PTHUaxzfIjfbjaHWTd2xcfY9stHfPQ== =u8RR -----END PGP SIGNATURE----- --Sig_/eZHbOnwSVPpyTV8dcXOw_/x--