From patchwork Thu Apr 26 20:33:14 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergei Shtylyov X-Patchwork-Id: 10366791 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 42143602DC for ; Thu, 26 Apr 2018 20:33:20 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2DFF329254 for ; Thu, 26 Apr 2018 20:33:20 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1E6EC29259; Thu, 26 Apr 2018 20:33:20 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8D6C829254 for ; Thu, 26 Apr 2018 20:33:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754048AbeDZUdT (ORCPT ); Thu, 26 Apr 2018 16:33:19 -0400 Received: from mail-lf0-f65.google.com ([209.85.215.65]:37577 "EHLO mail-lf0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753975AbeDZUdS (ORCPT ); Thu, 26 Apr 2018 16:33:18 -0400 Received: by mail-lf0-f65.google.com with SMTP id b23-v6so32680436lfg.4 for ; Thu, 26 Apr 2018 13:33:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cogentembedded-com.20150623.gappssmtp.com; s=20150623; h=subject:from:to:cc:references:organization:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=c0uivxY7Bne0sfewUvGNd/u61w48nhVJHtdwm+xgz2c=; b=BxtRmzZPIeKPv/WblJBcoaYRMxpU95IYPfdTjM/i47ZD+/rBfB2PYY5at7sSGJZKBX Gi13vXtlP030FsuDKu3bgv8QNihg4XwJyAiiepCxBzteeeWYlYIpBlku6a3JsYBAICnQ r09DiyIg3bPRuy+h9yPjoh+xUO1SV0+zxnZ2hL56HzJMmVbrXNvSzh2LKuGRCD/rjnUM Dgyn5fBfqG79opbim4Mh3l61TxHjqMGgqdg2XF/7JprjyQfsG+G2tc1XrdU2gG9cfs18 QaSOYl46AiwXkvzdq4xqcngsikkiea0zjpDkEGtdf/6sAxVdTYOSPSrJI+FXbXoA7yN8 SlBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:from:to:cc:references:organization :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=c0uivxY7Bne0sfewUvGNd/u61w48nhVJHtdwm+xgz2c=; b=LZRvH/CwWw5IVyxQUe49n3iwR9qlyNqahJbaNs9vyf8EbOjobsxzMvJjL3EBIJ+dvQ UgFji6s26+9umasG+12TJzaU+1VU2OPI/A5Nd8H7E7v07JjYBHSwHDdIMrw4ejpB242U 8dqRsCIEK96QZVSI4uKjreR0Yt0PHeCH5s/1qtbD4BnLr+m1cP7Sy9Har2+8LuvK6b/q zCpFSMI83l8LOY+45LNDCK2a9G79tUMa66093KFPnLLsTVVGYCFq8xzifK+btBeC2tJ+ Sej+OGbk0TEiFC3Nu/h6i8AeL52H4u6UYtRenohN7J3ES/I7Oy1lL94OK1LGe8M4Qjql t+Dg== X-Gm-Message-State: ALQs6tBRSr6ECzI/1c5V9hcn+ghY9It1mUd/hD74JaFfNFoYhzQDkmJv n6lg5z6+f/8ST6uFYmAVrF19Mw== X-Google-Smtp-Source: AIpwx4+/CNWg49pjV+TsOlLK13HsvC7Xt4LWflTFoQ1JmB9uh4BwuZ56BeNvPAmXvJU5rq9odnXnqw== X-Received: by 10.46.53.11 with SMTP id z11mr24876065ljz.95.1524774796823; Thu, 26 Apr 2018 13:33:16 -0700 (PDT) Received: from wasted.cogentembedded.com ([31.173.83.253]) by smtp.gmail.com with ESMTPSA id j9sm3924358ljc.72.2018.04.26.13.33.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 26 Apr 2018 13:33:15 -0700 (PDT) Subject: [PATCH 1/2] arm64: dts: renesas: r8a77970: add CAN-FD support From: Sergei Shtylyov To: Simon Horman , Rob Herring , Catalin Marinas , Will Deacon , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org Cc: Magnus Damm , Mark Rutland , linux-arm-kernel@lists.infradead.org References: <4e5216bc-5f1b-ace4-1aea-02269cd206ac@cogentembedded.com> Organization: Cogent Embedded Message-ID: <75e0fc12-b55a-389c-a5a0-f036e0795d05@cogentembedded.com> Date: Thu, 26 Apr 2018 23:33:14 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: <4e5216bc-5f1b-ace4-1aea-02269cd206ac@cogentembedded.com> Content-Language: en-MW Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Define the generic R8A77970 part of the CAN-FD device node. Based on the original (and large) patch by Vladimir Barinov. Signed-off-by: Vladimir Barinov Signed-off-by: Sergei Shtylyov Acked-by: Ramesh Shanmugasundaram --- arch/arm64/boot/dts/renesas/r8a77970.dtsi | 32 ++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) Index: renesas/arch/arm64/boot/dts/renesas/r8a77970.dtsi =================================================================== --- renesas.orig/arch/arm64/boot/dts/renesas/r8a77970.dtsi +++ renesas/arch/arm64/boot/dts/renesas/r8a77970.dtsi @@ -68,6 +68,13 @@ method = "smc"; }; + /* External CAN clock - to be overridden by boards that provide it */ + can_clk: can { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + /* External SCIF clock - to be overridden by boards that provide it */ scif_clk: scif { compatible = "fixed-clock"; @@ -381,6 +388,31 @@ status = "disabled"; }; + canfd: can@e66c0000 { + compatible = "renesas,r8a77970-canfd", + "renesas,rcar-gen3-canfd"; + reg = <0 0xe66c0000 0 0x8000>; + interrupts = , + ; + clocks = <&cpg CPG_MOD 914>, + <&cpg CPG_CORE R8A77970_CLK_CANFD>, + <&can_clk>; + clock-names = "fck", "canfd", "can_clk"; + assigned-clocks = <&cpg CPG_CORE R8A77970_CLK_CANFD>; + assigned-clock-rates = <40000000>; + power-domains = <&sysc R8A77970_PD_ALWAYS_ON>; + resets = <&cpg 914>; + status = "disabled"; + + channel0 { + status = "disabled"; + }; + + channel1 { + status = "disabled"; + }; + }; + avb: ethernet@e6800000 { compatible = "renesas,etheravb-r8a77970", "renesas,etheravb-rcar-gen3";