From patchwork Mon Mar 21 23:32:29 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavel Pisa X-Patchwork-Id: 12787903 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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 330A3C433F5 for ; Mon, 21 Mar 2022 23:33:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232854AbiCUXfL (ORCPT ); Mon, 21 Mar 2022 19:35:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53376 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232838AbiCUXfK (ORCPT ); Mon, 21 Mar 2022 19:35:10 -0400 X-Greylist: delayed 63 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Mon, 21 Mar 2022 16:33:43 PDT Received: from mailgw.felk.cvut.cz (mailgw.felk.cvut.cz [147.32.82.15]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B21B66E34C; Mon, 21 Mar 2022 16:33:43 -0700 (PDT) Received: from mailgw.felk.cvut.cz (localhost.localdomain [127.0.0.1]) by mailgw.felk.cvut.cz (Proxmox) with ESMTP id 4D1FC30AE007; Tue, 22 Mar 2022 00:33:42 +0100 (CET) Received: from cmp.felk.cvut.cz (haar.felk.cvut.cz [147.32.84.19]) by mailgw.felk.cvut.cz (Proxmox) with ESMTPS id 6885230ADC00; Tue, 22 Mar 2022 00:33:41 +0100 (CET) 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 22LNXfOx014320; Tue, 22 Mar 2022 00:33:41 +0100 Received: (from pisa@localhost) by haar.felk.cvut.cz (8.14.0/8.13.7/Submit) id 22LNXfWM014319; Tue, 22 Mar 2022 00:33:41 +0100 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 v8 2/7] dt-bindings: net: can: binding for CTU CAN FD open-source IP core. Date: Tue, 22 Mar 2022 00:32:29 +0100 Message-Id: X-Mailer: git-send-email 2.20.1 In-Reply-To: References: MIME-Version: 1.0 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 Acked-by: Pavel Machek --- .../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 0000000000000..fb34d971dcb39 --- /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/doc/Datasheet.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>; + };