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=-9.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 12E3BC433DF for ; Wed, 14 Oct 2020 16:52:43 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 7CE6D2173E for ; Wed, 14 Oct 2020 16:52:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="pBfPU7vA"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="WpXfutAz" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7CE6D2173E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject: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=ffVsnkJCL1fipMrUH4+1Ok8s1Hrj2eRtp10+oMmbBi8=; b=pBfPU7vArccE4neu9BC3OXi8N 0gVDVoyhyD55jh0kT2MJH2ukP40/rzTNPJwfjNMF9px6ZdGVgX8lPzkLYOUwKr9wIQuUY39FLuciH nOCsfrSV8CaylKqvro0ZK3jMRtq641gmegpG48TfRGnCWDGJrovQrlNJgRtpT2L7b4nUs+itDPSc7 7dUIjvD+796SifxLaSys+LRCQtHC4AvbH9GLxRULn8TdLIpJoUBoo5FTFPBeqXTDYWBOw9Skl4/Ha l1yHr6bUi/9SAZLSzC43/hU5zsuMMF3EN+dxG5j9/mQy9p/lAY277BVHj5+sQ/m5FXdMzcOLPPzOn jrDm7dLdw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kSjzu-0003DC-5l; Wed, 14 Oct 2020 16:51:30 +0000 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kSjzr-0003CJ-US for linux-arm-kernel@lists.infradead.org; Wed, 14 Oct 2020 16:51:29 +0000 Received: by mail-pf1-x443.google.com with SMTP id e10so166949pfj.1 for ; Wed, 14 Oct 2020 09:51:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=0oKd/1+Q49pwBEic+j1QGYF+5cG+STAkikN4kllIFis=; b=WpXfutAzKSb8AwlyKEbbrghfkcSB7k9AL+h07lEQEaZh1JMnxbsOzfEdql8BJsw0AK zAY4oNLRQ46zuvgRYLjmZaA7DY2JdcJWwAuSgMq/VGmX2baResgV4wYE40yUGQhepKBL gHIG87e6uDjv5VK46UVTRf8gwbs36NnMz3LDJuiL2NcN06VktehgQQRD73/rYb2/2Bp9 T3qhJKZr1bE5ms4+5reFbCR+JUrkCvxZp/l2+Tgng8uS0eqBG8wGl/L4evH4UH5CfpP0 quIjd6v8H9E2pzXFV+72SC+wtwBguzysisyXSZF1AehfVB8BhZgt+ZeY2eZu8eZF82t4 oebA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=0oKd/1+Q49pwBEic+j1QGYF+5cG+STAkikN4kllIFis=; b=qeCKH4R9FM39h5R4M5etOD5sQs6a8ogPQV2UkUl5S8hiD4xQMGaycfxBPTAESlwke8 jAUiLSgBKL9IFJkHvJQ3xEA5jTwyebBug/53NhB1x5CZe8oGizOe7TquJxODO+Lj1enD Dw+zEw7UdW68D+DHoTzuyoy7+uKk9vbCzjQrlAD5xeloomn6X58TCb93xlb9eSdWPQR4 ds3PzRIG1pwAK0dXY5lpVP3YLVC3GfofmamSs6J1cQF3u4Z151KxPmXy9yq6Z2Bo8jLX tJ5klIrACgkO3b9dzrNF7l5oH2bsYxoTGr5yWnMfLIziaj/zkUoW1b2bA0NgK+cXW/vF PKGQ== X-Gm-Message-State: AOAM5312PcgrAK959K0wLs9FIqP5089JgLH4BTbO4jXrUB/EuOxcP4FK qB7NLrSBI1RQUEgsrj4CXNOVgw== X-Google-Smtp-Source: ABdhPJyF+kMGcVCJWKBQTvA0HeUTDn2r3CiRgsDWATdxaTcjHEJZMUafV6IesWwPvzCk/d3d5GUc8A== X-Received: by 2002:a62:6507:0:b029:155:3b11:b458 with SMTP id z7-20020a6265070000b02901553b11b458mr216999pfb.45.1602694284480; Wed, 14 Oct 2020 09:51:24 -0700 (PDT) Received: from xps15 (S0106002369de4dac.cg.shawcable.net. [68.147.8.254]) by smtp.gmail.com with ESMTPSA id j1sm94318pfj.202.2020.10.14.09.51.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Oct 2020 09:51:23 -0700 (PDT) Date: Wed, 14 Oct 2020 10:51:21 -0600 From: Mathieu Poirier To: Arnaud Pouliquen Subject: Re: [PATCH v2 4/4] ARM: dts: stm32: update stm32mp151 for remote proc synchronization support Message-ID: <20201014165121.GA1406857@xps15> References: <20201014125441.2457-1-arnaud.pouliquen@st.com> <20201014125441.2457-5-arnaud.pouliquen@st.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201014125441.2457-5-arnaud.pouliquen@st.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201014_125127_990609_0F356586 X-CRM114-Status: GOOD ( 19.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ohad Ben-Cohen , Rob Herring , Ahmad Fatoum , Alexandre Torgue , devicetree@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, Bjorn Andersson , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org 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, Oct 14, 2020 at 02:54:41PM +0200, Arnaud Pouliquen wrote: > Two backup registers are used to store the Cortex-M4 state and the resource > table address. > Declare the tamp node and add associated properties in m4_rproc node > to allow Linux to attach to a firmware loaded by the first boot stages. > > Associated driver implementation is available in commit 9276536f455b3 > ("remoteproc: stm32: Parse syscon that will manage M4 synchronisation"). > > Signed-off-by: Arnaud Pouliquen > --- > arch/arm/boot/dts/stm32mp151.dtsi | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi > index bfe29023fbd5..842ecffae73a 100644 > --- a/arch/arm/boot/dts/stm32mp151.dtsi > +++ b/arch/arm/boot/dts/stm32mp151.dtsi > @@ -1541,6 +1541,11 @@ > status = "disabled"; > }; > > + tamp: tamp@5c00a000 { > + compatible = "st,stm32-tamp", "syscon"; > + reg = <0x5c00a000 0x400>; > + }; > + > /* > * Break node order to solve dependency probe issue between > * pinctrl and exti. > @@ -1717,6 +1722,8 @@ > st,syscfg-holdboot = <&rcc 0x10C 0x1>; > st,syscfg-tz = <&rcc 0x000 0x1>; > st,syscfg-pdds = <&pwr_mcu 0x0 0x1>; > + st,syscfg-rsc-tbl = <&tamp 0x144 0xFFFFFFFF>; > + st,syscfg-m4-state = <&tamp 0x148 0xFFFFFFFF>; Tested-by: Mathieu Poirier > status = "disabled"; > }; > }; > -- > 2.17.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel