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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 372B3CA0EC3 for ; Tue, 12 Sep 2023 11:42:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234786AbjILLmf (ORCPT ); Tue, 12 Sep 2023 07:42:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46284 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234920AbjILLm3 (ORCPT ); Tue, 12 Sep 2023 07:42:29 -0400 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [IPv6:2a0a:edc0:2:b01:1d::104]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4850F1732 for ; Tue, 12 Sep 2023 04:42:13 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qg1mM-0003cE-Fx; Tue, 12 Sep 2023 13:42:02 +0200 Received: from [2a0a:edc0:2:b01:1d::c0] (helo=ptx.whiteo.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qg1mK-005lcX-UI; Tue, 12 Sep 2023 13:42:00 +0200 Received: from mfe by ptx.whiteo.stw.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1qg1mK-005cn4-LK; Tue, 12 Sep 2023 13:42:00 +0200 Date: Tue, 12 Sep 2023 13:42:00 +0200 From: Marco Felsch To: Iuliana Prodan Cc: "Iuliana Prodan (OSS)" , 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, Daniel Baluta , Mpuaudiosw , linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, LnxRevLi , linux-imx , Pengutronix Kernel Team , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 2/2] arm64: dts: imx8mp: add reserve-memory nodes for DSP Message-ID: <20230912114200.y626dyefwynbeytv@pengutronix.de> References: <20230911224452.15739-1-iuliana.prodan@oss.nxp.com> <20230911224452.15739-3-iuliana.prodan@oss.nxp.com> <20230912113056.iyckw2j4sbg2brwr@pengutronix.de> <2d5f1ca5-0d09-399e-aa41-e43fcf444b8b@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2d5f1ca5-0d09-399e-aa41-e43fcf444b8b@nxp.com> User-Agent: NeoMutt/20180716 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: mfe@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: devicetree@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 23-09-12, Iuliana Prodan wrote: > On 9/12/2023 2:30 PM, Marco Felsch wrote: > > Hi Iuliana, > > > > On 23-09-12, Iuliana Prodan (OSS) wrote: > > > From: Iuliana Prodan > > > > > > Add the reserve-memory nodes used by DSP when the rpmsg > > > feature is enabled. > > > These can be later used in a dsp node, like: > > > dsp: dsp@3b6e8000 { > > > compatible = "fsl,imx8mp-dsp"; > > > reg = <0x3b6e8000 0x88000>; > > > mbox-names = "tx0", "rx0", "rxdb0"; > > > mboxes = <&mu2 2 0>, <&mu2 2 1>, > > > <&mu2 3 0>, <&mu2 3 1>; > > > memory-region = <&dsp_vdev0buffer>, <&dsp_vdev0vring0>, > > > <&dsp_vdev0vring1>, <&dsp_reserved>; > > > status = "okay"; > > > }; > > > > > > Signed-off-by: Iuliana Prodan > > > --- > > > arch/arm64/boot/dts/freescale/imx8mp.dtsi | 12 ++++++++++++ > > > 1 file changed, 12 insertions(+) > > > > > > diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > > index cc406bb338fe..eedc1921af62 100644 > > > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > > @@ -210,6 +210,18 @@ > > > dsp_reserved: dsp@92400000 { > > > reg = <0 0x92400000 0 0x2000000>; > > > no-map; > > This seems broken. > > > You're right. > Already answered to this here: > https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg2558691.html Sorry, saw it to late.. Regards, Marco