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 3A628C3DA61 for ; Wed, 24 Jul 2024 14:35:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To: Content-Transfer-Encoding:Content-Type: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=NME861eap2AsG5pzx0jmNgd1ZqVbmJwRfMG7/xqD724=; b=aHFNvxRQfeyjaANsa8jck4eqe8 PyzLxEoAPZhbYPMW7NxD00XDGN2t3ivdIh3vPXymQAINlCNkS5Qt5p0RpId01w9clqXeMfXfDi0ni eapvCi7rg8R7iYW1Q8kNaWa8Qv2XlgpvlhwHC7HC7Zs4XYoTMP1ERq8YX2wSn092bsOmNpZAzYuAD L45nxJoEfVjblNaphV2jWSnewL1uRMV/Kn+WXMtoxskUSK5OsF5eyVHeIMkCNa+HXdbxsrdrNzdzB 4xlwmLDk0QnzCLNbiMCzaUv+BjOfsqB7G2v9SwmbAJAT6X9e+EyMxut6WQ95x+4jo71cReuvI8RCv cdIDiM9A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sWd4q-0000000Fc8x-0alr; Wed, 24 Jul 2024 14:34:48 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sWd4S-0000000Fc74-1Oq6 for linux-arm-kernel@lists.infradead.org; Wed, 24 Jul 2024 14:34:25 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 50C42106F; Wed, 24 Jul 2024 07:34:45 -0700 (PDT) Received: from bogus (e103737-lin.cambridge.arm.com [10.1.197.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 251543F5A1; Wed, 24 Jul 2024 07:34:18 -0700 (PDT) Date: Wed, 24 Jul 2024 15:34:10 +0100 From: Sudeep Holla To: Stefan Wahren Cc: Frank Li , Fabio Estevam , peng.fan@nxp.com, peng.fan@oss.nxp.com, Sudeep Holla , Shawn Guo , Sascha Hauer , imx@lists.linux.dev, Pengutronix Kernel Team , Linux ARM Subject: Re: mx93: No cache hierachy definitions for ARM cores Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240724_073424_435345_450C0503 X-CRM114-Status: GOOD ( 15.32 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jul 24, 2024 at 11:48:13AM +0200, Stefan Wahren wrote: > Hi Frank, > > Am 19.07.24 um 16:52 schrieb Frank Li: > > On Thu, Jul 18, 2024 at 11:38:20PM -0300, Fabio Estevam wrote: > > > On Wed, Jul 17, 2024 at 2:49 PM Stefan Wahren wrote: > > > > Hi, > > > > today i noticed that imx93.dtsi lacks the cache definitions for the > > > > Cortex-A55 cores: > > > > > > > > cacheinfo: Unable to detect cache hierarchy for CPU 0 > > > > > > > > Maybe someone with more insight can add this to the imx93.dtsi file. > > > Frank, can you help? > > Peng: > > Some informatin missed at public RM. Can you help this? I found > > it also missed in internal tree. > does the official ARM documentation [1] provide the missing information? > > [1] - https://developer.arm.com/documentation/101051/0101 I assume you meant [2] instead of [1], as Cortex A55 and M55 are different. -- Regards, Sudeep [2] https://developer.arm.com/documentation/100442/0200/