From patchwork Thu Oct 22 08:36:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavel Pisa X-Patchwork-Id: 11850595 X-Patchwork-Delegate: kuba@kernel.org 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=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 331F6C4363A for ; Thu, 22 Oct 2020 08:41:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DC4682168B for ; Thu, 22 Oct 2020 08:41:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2508262AbgJVIlW (ORCPT ); Thu, 22 Oct 2020 04:41:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35974 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2440786AbgJVIlV (ORCPT ); Thu, 22 Oct 2020 04:41:21 -0400 Received: from relay.felk.cvut.cz (relay.felk.cvut.cz [IPv6:2001:718:2:1611:0:1:0:70]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 656A7C0613CE for ; Thu, 22 Oct 2020 01:41:21 -0700 (PDT) Received: from cmp.felk.cvut.cz (haar.felk.cvut.cz [147.32.84.19]) by relay.felk.cvut.cz (8.15.2/8.15.2) with ESMTP id 09M8eFrs060102; Thu, 22 Oct 2020 10:40:15 +0200 (CEST) (envelope-from pisa@cmp.felk.cvut.cz) Received: from haar.felk.cvut.cz (localhost [127.0.0.1]) by cmp.felk.cvut.cz (8.14.0/8.12.3/SuSE Linux 0.6) with ESMTP id 09M8eEVU006012; Thu, 22 Oct 2020 10:40:14 +0200 Received: (from pisa@localhost) by haar.felk.cvut.cz (8.14.0/8.13.7/Submit) id 09M8eEHW006011; Thu, 22 Oct 2020 10:40:14 +0200 From: Pavel Pisa To: linux-can@vger.kernel.org, devicetree@vger.kernel.org, "Marc Kleine-Budde" , Oliver Hartkopp Cc: Wolfgang Grandegger , David Miller , Rob Herring , mark.rutland@arm.com, Carsten Emde , armbru@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Marin Jerabek , Ondrej Ille , Jiri Novak , Jaroslav Beran , Petr Porazil , Pavel Machek , Drew Fustini , Pavel Pisa , Rob Herring Subject: [PATCH v6 2/6] dt-bindings: net: can: binding for CTU CAN FD open-source IP core. Date: Thu, 22 Oct 2020 10:36:17 +0200 Message-Id: <8c2c52067354e9ccb76d7923a0e8b7765902e4a1.1603354744.git.pisa@cmp.felk.cvut.cz> X-Mailer: git-send-email 2.20.1 In-Reply-To: References: MIME-Version: 1.0 X-FELK-MailScanner-Information: X-MailScanner-ID: 09M8eFrs060102 X-FELK-MailScanner: Found to be clean X-FELK-MailScanner-SpamCheck: not spam, SpamAssassin (not cached, score=-0.098, required 6, BAYES_00 -0.50, KHOP_HELO_FCRDNS 0.40, SPF_HELO_NONE 0.00, SPF_NONE 0.00, URIBL_BLOCKED 0.00) X-FELK-MailScanner-From: pisa@cmp.felk.cvut.cz X-FELK-MailScanner-Watermark: 1603960822.17904@l/w1XnyT74tRmycn+bkOcw Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org The device-tree bindings for open-source/open-hardware CAN FD IP core designed at the Czech Technical University in Prague. CTU CAN FD IP core and other CTU CAN bus related projects listing and documentation page http://canbus.pages.fel.cvut.cz/ Signed-off-by: Pavel Pisa Reviewed-by: Rob Herring --- .../bindings/net/can/ctu,ctucanfd.yaml | 63 +++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/can/ctu,ctucanfd.yaml diff --git a/Documentation/devicetree/bindings/net/can/ctu,ctucanfd.yaml b/Documentation/devicetree/bindings/net/can/ctu,ctucanfd.yaml new file mode 100644 index 000000000000..5113bb419ec1 --- /dev/null +++ b/Documentation/devicetree/bindings/net/can/ctu,ctucanfd.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/can/ctu,ctucanfd.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: CTU CAN FD Open-source IP Core Device Tree Bindings + +description: | + Open-source CAN FD IP core developed at the Czech Technical University in Prague + + The core sources and documentation on project page + [1] sources : https://gitlab.fel.cvut.cz/canbus/ctucanfd_ip_core + [2] datasheet : https://canbus.pages.fel.cvut.cz/ctucanfd_ip_core/Progdokum.pdf + + Integration in Xilinx Zynq SoC based system together with + OpenCores SJA1000 compatible controllers + [3] project : https://gitlab.fel.cvut.cz/canbus/zynq/zynq-can-sja1000-top + Martin Jerabek dimploma thesis with integration and testing + framework description + [4] PDF : https://dspace.cvut.cz/bitstream/handle/10467/80366/F3-DP-2019-Jerabek-Martin-Jerabek-thesis-2019-canfd.pdf + +maintainers: + - Pavel Pisa + - Ondrej Ille + - Martin Jerabek + +properties: + compatible: + oneOf: + - items: + - const: ctu,ctucanfd-2 + - const: ctu,ctucanfd + - const: ctu,ctucanfd + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + description: | + phandle of reference clock (100 MHz is appropriate + for FPGA implementation on Zynq-7000 system). + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + ctu_can_fd_0: can@43c30000 { + compatible = "ctu,ctucanfd"; + interrupts = <0 30 4>; + clocks = <&clkc 15>; + reg = <0x43c30000 0x10000>; + };