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 E0853D10F22 for ; Wed, 26 Nov 2025 11:52:25 +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=joNFeCkdd3S4KenEQOGHKsnCh+9NeO00TItHMLiqyCc=; b=2g2rgv///iiuduZxJpu5/AlGP+ idANVvqGePe/EzRt9t35lH0GB9QCzwF9G2zcPJiBD/Si6VqaznaC4gfkFg07i47iEgM0k/6g4REXU eSe41oYgmK5/QbCzPuVylLtwCA3wpXlgR05M6Tn3dI5urfq50VWMDaueH4K3jvvLdD8LvZWtQJaBk 9lp1hklMCUrGtqOxsAjIz3s/EoXSxosiEnjyNiC6ZSRFnPdcyyW8L+a9GF7LlxjCN9QN0qukC8y4Y yR2zQ5GGIy89QEj1IDKXWhz7rBDjzTbNZ79nCpwkgzsi+2OZzRa20gLLx8a716nviuCa1W7MMYQwI f+dao88w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vOE4L-0000000EwCH-16gd; Wed, 26 Nov 2025 11:52:21 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vOE4J-0000000EwBl-0i3o for linux-arm-kernel@lists.infradead.org; Wed, 26 Nov 2025 11:52:20 +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 19960168F; Wed, 26 Nov 2025 03:52:10 -0800 (PST) Received: from bogus (e133711.arm.com [10.1.196.55]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6CE493F73B; Wed, 26 Nov 2025 03:52:16 -0800 (PST) Date: Wed, 26 Nov 2025 11:52:13 +0000 From: Sudeep Holla To: Robin Murphy Cc: , , Sudeep Holla , , Subject: Re: [PATCH] arm64: dts: morello: Add CMN PMU Message-ID: <20251126-bipedal-lumpy-rabbit-d92d1d@sudeepholla> 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-20251126_035219_248316_DB07F4A7 X-CRM114-Status: GOOD ( 13.07 ) 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 Mon, Nov 24, 2025 at 04:35:39PM +0000, Robin Murphy wrote: > [ Trying to catch up with loose ends... ] > > On 2025-05-27 1:55 pm, Robin Murphy wrote: > > Although CMN-Skeena is mildly modified for the Morello hardware > > architecture, it still identifies itself as CMN-600 r3p1. Since > > there are also no documented changes to its PMU functionality, > > we can make the PMU accessible via the standard CMN-600 binding. > > In general, PMU registers are non-functional on CMN Fast Models, > > so this is only meaningful for the real SDP hardware. > > Vincenzo, Sudeep, any opinion on this? I believe it was considered useful by > at least the one person who asked me about it :) > Sorry for missing it earlier and even this almost 😉. Anyways too late for v6.19, will pick it up for following merge window. -- Regards, Sudeep