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 X-Spam-Level: X-Spam-Status: No, score=-11.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 66344C4338F for ; Mon, 26 Jul 2021 01:25:47 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 2140D60C41 for ; Mon, 26 Jul 2021 01:25:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 2140D60C41 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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=V2zsNRSbHBKwXldJu8TMbp1TSEHsl6MubtT9Qa7nRHA=; b=g/59KSis3lYN2S G2jIilLCYN97jFaxf/KM7GB3xTRdu4AeoVql+Tmbfdz765A0VTP1/JplsNgRR3had5Y3fst9SuJUU EAW0ehKO1WZzCaJgBKjlcKroR/NJW4vVbySuDLXk3DBG1rS1EVAgivHsDSKVLGsWT1i37Vs3ZPrcN qTe2cSV5hBL99T85snbMmeNyZvB7FnoTti3tJdsmTaRLXclYXhwEDFZm+F0OArxwsMmp+TQZyFNwC 0VMsChB4+ephRuaVgt+/geuc5UTr/0mLwkhu2x+d/KXQHQ41a+KxGzpbK+p0yEDWTa0loLRjO1ft5 TiuTloHcSJZffZQmlrdg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1m7pLw-009N9w-Or; Mon, 26 Jul 2021 01:24:20 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1m7pLs-009N9J-Pe for linux-arm-kernel@lists.infradead.org; Mon, 26 Jul 2021 01:24:18 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id B15C360C41; Mon, 26 Jul 2021 01:24:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1627262656; bh=QvcjzfCS0Eqk4twCKVhgTFa4Bf6DevWQt9Q9RUKD9UE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=XZZPYDjh02jo8RpvYGOb8gne/5M1xA7gIlzQT6NxXBR5g7qApHEHSvniT+zgVLpJM yeOPBGTPgRPdEULchizYjCi+6AcFkoH8niYDebu+hylkfcJA99RmWTnjLkugfsfZAg aTs6GKjMlXWR74HhtJuh+NbTtcZ1NVYWohoK+z3nKb2DM8GwDUYevIRitE8EoL9rB3 eWZSjg+egoCNltkRmInPRuYsUKnxHD+jgjEKnFy/bzKHAAfJr+2bTEZDZjJHCONg/t FzqWwB4r9Q7Fj2yOXkfddjM1cml8+VHt1fhrA69JhHSGxwI49XFAO3iymyifp3JusL 2SYwALJMXRJBQ== Date: Mon, 26 Jul 2021 09:24:09 +0800 From: Shawn Guo To: Daniel Baluta Cc: robh+dt@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, ping.bai@nxp.com, qiangqing.zhang@nxp.com, alice.guo@nxp.com, yibin.gong@nxp.com, linux-imx@nxp.com, peng.fan@nxp.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, daniel.baluta@gmail.com, linux-kernel@vger.kernel.org, Daniel Baluta Subject: Re: [PATCH v3] arm64: dts: imx8mp: Add dsp node Message-ID: <20210726012408.GD5901@dragon> References: <20210723110540.1332145-1-daniel.baluta@oss.nxp.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210723110540.1332145-1-daniel.baluta@oss.nxp.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210725_182416_888270_36837C34 X-CRM114-Status: GOOD ( 10.91 ) 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 Fri, Jul 23, 2021 at 02:05:40PM +0300, Daniel Baluta wrote: > From: Daniel Baluta > > i.MX8 MPlus SoC integrates Cadence HIFI4 DSP. This core runs either a > custom firmware or the open source SOF firmware [1] > > DSP device is handled by SOF OF driver found in > sound/soc/sof/sof-of-dev.c > > Notice that the DSP node makes use of: > - dsp_reserved, a reserved memory region for various Audio > resources (e.g firmware loading, audio buffers, etc). > - Messaging Unit (mu2) for passing notifications betweem ARM > core and DSP. > > [1] https://thesofproject.github.io/latest/platforms/index.html > Signed-off-by: Daniel Baluta Applied, thanks! _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel