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 F2C39CDB47E for ; Fri, 13 Oct 2023 09:32:18 +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:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=RHieuGeE5afmPPpG19Axfr7sur3E2KnBlIPiBXAuXyY=; b=ipLIWXjT5T6tAz PIkkmY7goQ3MjrYRNMWNTWe/QR9kBVtVIjpHZ1kasRQCSL2xYWFG5+eF5FLXU9LE9Yeu0pWzgsi2i k4P4mhfogLI0zQ/H6h3i3lCNvhNMt9WxB95vTbpRhNU1WcBP1ZlGRP/IOeeHX2gC73EsG5jup64pD I+pwxzFQ1bjw9SmRJhR+co2a0mxBHSJ3GS+77JJElOQYYeCf6DNVmQ0S945DQcm2bs/GM2oZRz5pO 7B3aWcJeLdh1qz26PMuuMz7gPcGmMq0ep4XAbyDaUW8Glb0Cu6Exy0WHgqWXusZatFCOie+krlAUG V7NG9TETmcNqGCWYJ6EQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qrEWK-002xpL-0s; Fri, 13 Oct 2023 09:31:48 +0000 Received: from mx1.tq-group.com ([93.104.207.81]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qrEWG-002xnZ-13 for linux-arm-kernel@lists.infradead.org; Fri, 13 Oct 2023 09:31:46 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1697189504; x=1728725504; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=njmefSqG9ONV48MJlnC5TzeJNM5ymdvYqkhrV4QEMXQ=; b=oWJ6boZ6eEAtQtBoINr20D6+Z0V90iMopAeiG5yCWFATdZR50dHNbOnq 0izURpSqP/UT0e3/eNtw4p5lBOGdAQa0d8VBZ1lKzO0jWdUEQ+pVjZRV+ a7cyjNKa1lqwa6W5pxUBSi7Hyx3qMiceiqn6QCulvfaMwcLaZLWA7i5vl dvUf4sJh5YEMZ1ZliGw7kfxUnP+xXMlEqmtYQ96/LxDczkWh5UOruLGP4 2iNmGxq5iS5k0W0cPJAou5vCMlZGQxSysqAQtPBBf5fYyE6TL1HyZwQiO OJ3SECoO3aOtkL3yDjZkNFx104r6KMbwU1Xe/XxLMzWKXMciabNL22nzv Q==; X-IronPort-AV: E=Sophos;i="6.03,221,1694728800"; d="scan'208";a="33449897" Received: from vtuxmail01.tq-net.de ([10.115.0.20]) by mx1.tq-group.com with ESMTP; 13 Oct 2023 11:31:39 +0200 Received: from steina-w.localnet (steina-w.tq-net.de [10.123.53.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by vtuxmail01.tq-net.de (Postfix) with ESMTPSA id 75BC4280082; Fri, 13 Oct 2023 11:31:39 +0200 (CEST) From: Alexander Stein To: Daniel Baluta , Mpuaudiosw , Iuliana Prodan , "Iuliana Prodan (OSS)" Cc: Mathieu Poirier , robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, Shawn Guo , Bjorn Andersson , Sascha Hauer , "S.J. Wang" , Fabio Estevam , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-imx , linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, Pengutronix Kernel Team , LnxRevLi Subject: Re: [PATCH v3 2/2] arm64: dts: imx8mp: add reserve-memory nodes for DSP Date: Fri, 13 Oct 2023 11:31:39 +0200 Message-ID: <7769811.31r3eYUQgx@steina-w> Organization: TQ-Systems GmbH In-Reply-To: <80a6a56b-4a12-99bb-acb3-94a5753b2de4@nxp.com> References: <20231010090929.4371-1-iuliana.prodan@oss.nxp.com> <2301291.ElGaqSPkdT@steina-w> <80a6a56b-4a12-99bb-acb3-94a5753b2de4@nxp.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231013_023144_765836_FB9BEED0 X-CRM114-Status: GOOD ( 18.32 ) 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 Hi Iuliana, Am Freitag, 13. Oktober 2023, 10:35:17 CEST schrieb Iuliana Prodan: > Hi Alexander, > = > On 10/11/2023 8:37 AM, Alexander Stein wrote: > > Hi Iuliana, > > = > > Am Dienstag, 10. Oktober 2023, 11:09:29 CEST schrieb Iuliana Prodan (OS= S): > >> From: Iuliana Prodan > >> = > >> Add the reserve-memory nodes used by DSP when the rpmsg > >> feature is enabled. > >> = > >> Signed-off-by: Iuliana Prodan > >> --- > >> = > >> arch/arm64/boot/dts/freescale/imx8mp.dtsi | 16 ++++++++++++++++ > >> 1 file changed, 16 insertions(+) > >> = > >> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > >> b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index > >> cc406bb338fe..22815b3ea890 100644 > >> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > >> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > >> @@ -211,6 +211,22 @@ > >> = > >> reg =3D <0 0x92400000 0 0x2000000>; > >> no-map; > >> = > >> }; > >> = > >> + > >> + dsp_vdev0vring0: vdev0vring0@942f0000 { > >> + reg =3D <0 0x942f0000 0 0x8000>; > >> + no-map; > >> + }; > >> + > >> + dsp_vdev0vring1: vdev0vring1@942f8000 { > >> + reg =3D <0 0x942f8000 0 0x8000>; > >> + no-map; > >> + }; > >> + > >> + dsp_vdev0buffer: vdev0buffer@94300000 { > >> + compatible =3D "shared-dma-pool"; > >> + reg =3D <0 0x94300000 0 0x100000>; > >> + no-map; > >> + }; > > = > > Please configure these reserved memories on board level. Not every i.MX= 8MP > > based board uses this DSP or has these memory addresses available. > = > Will it be ok in imx8mp-evk.dts? If that is the board using the DSP and the reserved memory, then yes. Best regards, Alexander > Thanks, > Iulia > = > > Best regards, > > Alexander > > = > >> }; > >> = > >> pmu { -- = TQ-Systems GmbH | M=FChlstra=DFe 2, Gut Delling | 82229 Seefeld, Germany Amtsgericht M=FCnchen, HRB 105018 Gesch=E4ftsf=FChrer: Detlef Schneider, R=FCdiger Stahl, Stefan Schneider http://www.tq-group.com/ _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel