From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6E43AEB64D7 for ; Fri, 16 Jun 2023 12:01:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=PvU+hJd22DCn8Un2yEYgpbPzLBCvqb3y0auByr6lXNI=; b=HsNUqrwIiO0oA1 h8aSGny6xfL2/giWXTWDHjkM86YTWAfXPkDXGWj9jKR+/xaGZf/fu76I9n9Ne0OrzlLjjtho7awtQ BQTWro5y5xWVeppM1VMHXrP7eXu+4433RevpV5h2T8XlL2ls5n/0E1Vd3UFOK8yhd6tE/tdkwaP/0 u1WM5NGTItlx5k4RjAvzAB167OHiu/HqNUrYe8ZVmfB8ytKJfdGcBTa8bMyrSvKF0qW2KWoqaHD/1 Yl7zkxFwCvuqsN1kZCDgYfY7BRRizCoFwOO2VTFHts8vdLi/YJrilpL1jwb6dqvTiIjFO4VBHeMME 2SXl0Qmzgnim9c24j+Ag==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qA88m-000UrW-03; Fri, 16 Jun 2023 12:01:20 +0000 Received: from mail11.truemail.it ([2001:4b7e:0:8::81]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qA88i-000Upf-1P for linux-arm-kernel@lists.infradead.org; Fri, 16 Jun 2023 12:01:18 +0000 Received: from francesco-nb.int.toradex.com (93-49-2-63.ip317.fastwebnet.it [93.49.2.63]) by mail11.truemail.it (Postfix) with ESMTPA id 345E22168C; Fri, 16 Jun 2023 14:01:08 +0200 (CEST) Date: Fri, 16 Jun 2023 14:01:02 +0200 From: Francesco Dolcini To: Judith Mendez Cc: Chandrasekar Ramakrishnan , Wolfgang Grandegger , Marc Kleine-Budde , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Schuyler Patton , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Oliver Hartkopp , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-can@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [PATCH 4/4] DO_NOT_MERGE arm64: dts: ti: Enable MCU MCANs for AM62x Message-ID: References: <20230419223323.20384-1-jm@ti.com> <20230419223323.20384-5-jm@ti.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230419223323.20384-5-jm@ti.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230616_050116_660429_DFA3D614 X-CRM114-Status: GOOD ( 11.58 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Apr 19, 2023 at 05:33:23PM -0500, Judith Mendez wrote: > On AM62x there are no hardware interrupts routed to GIC interrupt > controller for MCU MCAN IP, A53 Linux cannot receive hardware > interrupts. Since an hrtimer will be used to generate software > interrupts, add MCU MCAN nodes to dtsi and default to disabled. > > AM62x does not carry on-board CAN transceivers, so instead of > changing DTB permanently use an overlay to enable MCU MCANs and to > add CAN transceiver nodes. > > If an hrtimer is used to generate software interrupts, the two > required interrupt attributes in the MCAN node do not have to be > included. > > Signed-off-by: Judith Mendez [...] > + mcu_mcan1: can@4e00000 { this should be mcu_mcan0 > + compatible = "bosch,m_can"; > + reg = <0x00 0x4e00000 0x00 0x8000>, > + <0x00 0x4e08000 0x00 0x200>; [...] > + mcu_mcan2: can@4e10000 { mcu_mcan1 > + compatible = "bosch,m_can"; > + reg = <0x00 0x4e10000 0x00 0x8000>, > + <0x00 0x4e18000 0x00 0x200>; Francesco _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel