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 06C06C10DC1 for ; Mon, 4 Dec 2023 13:44:58 +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=7QBJD8+ce3kt9Gpkze+gIsyPzZiB6Dyk3CZYxj6nF9g=; b=kcvkMZaxhpWuWS A2st5J72FfpzU0OOJy6cVDzoqU+2J8egGacu120VoIs5yk3ffMPshvxo02pGQF6NLw9EI838/KXEH 49P+6YHMx6Iyr+xvUePSsvP3G9Q55+mqUDu2YtYqS4U0/Ou/px7HvDnak63RhEHhvNXXpBjF1Fbxt aVSpxS1Vt9nQt5nOopnAzb5PLlHY5B33hTe1CqjO4WIGIKMls4/aNixxUoFL8fxn1Qsg9uqguwW5g Q68l0TSStneqgSx5/0zbTnSWq6iXuCN5FIUJrsbR1HOzdGtgtdWzEnFbe/yLyqQVTjpj6HbYqvPby WjdG1Eoxou5gS7DgNRiA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rA9FN-004gBm-0S; Mon, 04 Dec 2023 13:44:29 +0000 Received: from lelv0142.ext.ti.com ([198.47.23.249]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rA9FK-004gA0-1k for linux-arm-kernel@lists.infradead.org; Mon, 04 Dec 2023 13:44:28 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 3B4DiBr0130520; Mon, 4 Dec 2023 07:44:11 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1701697451; bh=fTVcrXPSImjpa073BD8FHXIdvonxGLgz3UpsiJtH+co=; h=Date:From:To:CC:Subject:References:In-Reply-To; b=xSA1upa2xPez+65zinQyjI7cNWHaG0guYXu49l8aUVgPDYLhM3FFdxWThhlNBzK4F Wjog+7BEZ3vvkvFuhpcOHxkOpTw+5pBZI6hH1EdZ9JHb3MM/9QYsd2I81GbUSQfBS6 QrusVyJjYgIvFrzdWL82PcJG1tgH4dbAA5wse+7k= Received: from DFLE112.ent.ti.com (dfle112.ent.ti.com [10.64.6.33]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 3B4DiBSk034303 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 4 Dec 2023 07:44:11 -0600 Received: from DFLE105.ent.ti.com (10.64.6.26) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 4 Dec 2023 07:44:11 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 4 Dec 2023 07:44:11 -0600 Received: from localhost (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 3B4DiBWa067930; Mon, 4 Dec 2023 07:44:11 -0600 Date: Mon, 4 Dec 2023 07:44:11 -0600 From: Nishanth Menon To: Wadim Egorov CC: Garrett Giordano , , , , , , , , , , Subject: Re: [PATCH] arm64: dts: ti: phycore-am64: Add R5F DMA Region and Mailboxes Message-ID: <20231204134411.jp3kgateozajxlyh@parameter> References: <20231102201216.3771589-1-ggiordano@phytec.com> <20231103001707.2ktwfgtqegpfiijy@subpanel> <5effa700-480b-4030-8335-304ebc4444b7@phytec.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <5effa700-480b-4030-8335-304ebc4444b7@phytec.de> X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231204_054426_664920_58B52D6B X-CRM114-Status: GOOD ( 17.13 ) 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="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 10:00-20231103, Wadim Egorov wrote: > Hi Nishanth, > = > Am 03.11.23 um 01:17 schrieb Nishanth Menon: > > On 13:12-20231102, Garrett Giordano wrote: > > > Communication between the R5F subsystem and Linux takes place using D= MA > > > memory regions and mailboxes. Here we add DT nodes for the memory > > > regions and mailboxes to facilitate communication between the R5 > > > clusters and Linux as remoteproc will fail to start if no memory > > > regions or mailboxes are provided. > > > = > > > Fixes: c48ac0efe6d7 ("arm64: dts: ti: Add support for phyBOARD-Electr= a-AM642") > > is this fixes? Sounds more or less like rproc support is added in? > = > I would say it is also a fix, as the R5 cores are enabled by default at t= he > SoC level devicetree and also require mboxes & memory regions to be > configured. The docs mention both as mandatory. > = > Otherwise, we will encounter errors such as > = > =A0 platform 78000000.r5f: device does not have reserved memory regions, = ret =3D > -22 > = Please repost this, for some reason, the patch[1] does not appear[2] in the archives and b4 drops out. [1] https://lore.kernel.org/all/5effa700-480b-4030-8335-304ebc4444b7@phytec= .de/ [2] https://lore.kernel.org/all/20231102201216.3771589-1-ggiordano@phytec.c= om/ -- = Regards, Nishanth Menon Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5= 849D 1736 249D _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel