From patchwork Wed May 10 08:53:26 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 760498 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3wN9Cq4MzXz9s2P for ; Wed, 10 May 2017 18:59:35 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753250AbdEJI6E (ORCPT ); Wed, 10 May 2017 04:58:04 -0400 Received: from mout.kundenserver.de ([212.227.17.24]:61915 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752602AbdEJIxv (ORCPT ); Wed, 10 May 2017 04:53:51 -0400 Received: from duckbill-v2-sdk.fritz.box ([109.104.47.221]) by mrelayeu.kundenserver.de (mreue101 [212.227.15.183]) with ESMTPSA (Nemesis) id 0M6mZQ-1dve713nXg-00wWai; Wed, 10 May 2017 10:53:36 +0200 From: Stefan Wahren To: Rob Herring , "David S. Miller" Cc: Mark Rutland , Greg Kroah-Hartman , Jiri Slaby , linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, Stefan Wahren Subject: [PATCH v5 15/17] dt-bindings: qca7000: append UART interface to binding Date: Wed, 10 May 2017 10:53:26 +0200 Message-Id: <1494406408-31760-16-git-send-email-stefan.wahren@i2se.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1494406408-31760-1-git-send-email-stefan.wahren@i2se.com> References: <1494406408-31760-1-git-send-email-stefan.wahren@i2se.com> X-Provags-ID: V03:K0:aFJ9v9o2jhSro31A4ENFCAET/wvaa/HY++KWyxv8RbTFrcirMCe /ml0A18eBzkaWPJndaU+ucgGJecYQi2FON8XyVn7rND8purPns0oJ/UVJs1lshlb56sFEei dStbWiD6BfEl6xVDuXCgwwmbeTVDCeCFmYDsiti08m0sRmw4YHXOMohk6xAenZjwUns4qTa t6Kc1L6uBkg3hPhpczJBw== X-UI-Out-Filterresults: notjunk:1; V01:K0:h367hR7kbGo=:drsDZj4GNbCDYFe/xt4J8L 5Y9BFDSP58a6OSZiX+T8kxM5iKtx60YYpfchnhtDnpZNKdXPp2EvzuQ7CduvpwI6a5IN0Wlx/ 5modYNCF7yFCNVEaF5rceqbvnnQPkAbzF0vxmVwDsM1mhe0MXLH1HVeTtJnk6n++wNmsNWTxB MrkXPvrRMaMAyVyoSBRtD9ssB/YcZ583XfURbyTCsM3F5USjBDwmeJyiF1Hh70g8sml/OW/L8 cNwJ79iaTvBX9ThZU2AMDlUOZ7WOShc5pXiaQPeCV3gvW3NNwwKgqfDNATWRBLMQ255qsZd8k vERVHkWxtCaqmFZ/GXlwHwdg4ckzP8VDtDUtnzJ9hTk1LD23i1MPpdzE9oAvQaUzpVddT4bJB 8UFxVTg9ynoX5x0Pva0z+6NUqfV4+Buo+zzm/y+7ZMfiwfac7GkIteldj1R7MvPBgArfuRSt8 MYz4GuhEvWF5gPQJ7RAQqj0n42QuECfQfnrIFqbSbqHnhmhDXRLoJGCV252S5YfKmr+hW1kCh gje0xLhY9AGf8iFDHunhmz/ZH0Rog84uNpp/Np+I+jT7wLs0AowvyiyYw28Id/kr72UCF4xA+ 2X3P+2xa7S3/quywiawGw6wRigV53fsK4nFKUu7Pij+WYmU3oxCHFChGTuE6gn9x2WZF172nX WrNA3iyuVFsZGzidVfpUWDKU5y8vB8eomi0IJhBbuNJKX+R9gyPuG9dHx3CsJ3A7WTt4= Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This merges the serdev binding for the QCA7000 UART driver (Ethernet over UART) into the existing document. Signed-off-by: Stefan Wahren --- .../devicetree/bindings/net/qca-qca7000.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/Documentation/devicetree/bindings/net/qca-qca7000.txt b/Documentation/devicetree/bindings/net/qca-qca7000.txt index a37f656..08364c3 100644 --- a/Documentation/devicetree/bindings/net/qca-qca7000.txt +++ b/Documentation/devicetree/bindings/net/qca-qca7000.txt @@ -54,3 +54,35 @@ ssp2: spi@80014000 { local-mac-address = [ A0 B0 C0 D0 E0 F0 ]; }; }; + +(b) Ethernet over UART + +In order to use the QCA7000 as UART slave it must be defined as a child of a +UART master in the device tree. It is possible to preconfigure the UART +settings of the QCA7000 firmware, but it's not possible to change them during +runtime. + +Required properties: +- compatible : Should be "qca,qca7000-uart" + +Optional properties: +- local-mac-address : see ./ethernet.txt +- current-speed : current baud rate of QCA7000 which defaults to 115200 + if absent, see also ../serial/slave-device.txt + +UART Example: + +/* Freescale i.MX28 UART */ +auart0: serial@8006a000 { + compatible = "fsl,imx28-auart", "fsl,imx23-auart"; + reg = <0x8006a000 0x2000>; + pinctrl-names = "default"; + pinctrl-0 = <&auart0_2pins_a>; + status = "okay"; + + qca7000: ethernet { + compatible = "qca,qca7000-uart"; + local-mac-address = [ A0 B0 C0 D0 E0 F0 ]; + current-speed = <38400>; + }; +};