From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8094A3DB62F; Thu, 17 Sep 2026 19:25:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789673118; cv=none; b=aaAhVfy3hUjxP7Jlf084+yENGNXmtbZdHuc4lde/ZGfPwr3CQS6rd8Y9PY+lCMncnO5ARxkODdVQB+bje0kgeC99jzro5ysdZ45bu6/Dxnr845Wynel4lVhFq6Nc2yiFLUKWYiFqlnDLzoXNEWhnn8sHRR/nCTuek8vHooQKK/Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789673118; c=relaxed/simple; bh=Rub1p1ej2uqP0hTHr9T2J4RRTKOfNI89iHv3I9XKy8o=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=U8tcKHnFo0lj2G/RKMcZciYOAWS5TnOmY0lL6prImCbqwj12hdaimb9tKWzn2ciZIGW1svtqu68aKutP/xwArqrg/u+FonGPmmsEKUsWrAHUUTk9mQr009JsEJ67qkK+PG/xFRhGfNW5psrwitRAcoEvnehu7Pxop9NoqIdqCE0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PHxlFK0f; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="PHxlFK0f" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CC5031F000FF; Thu, 17 Sep 2026 19:25:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789673117; bh=z+UrWXf+3mraC1/xhx95xER8J1cuQI2htGiyOXiHHoA=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=PHxlFK0faV7Q3LQlRvy6Z0MRHy0odulVzp5hiygHGftXQTCr0uFVnQFexxVP7KseX 6Czz/9ro+wrQm/3P5ddzV8WmUR8zTqR69AoiRdpwKldFwkijUdj+WAdRX+q/mpTkQg ZhnGo5MXwbq7TSOZUEXIUhoMivCehYhkox2A9qnHMv1tJNQkzASnGuPTtyBZ80YnQp hbvr93rwMBUpaMqKcyhC6boLnoGrA752RtdJsBjL8/gDCAOp2nCzesPQ4YMCmCjIbM 3LsaHr2XbIJ9FmeBWYVWzT7Hqk0gLC1mK1RUbt354OeZhVT42ks8/cxp57KsyzZ8N4 tXZDfiIUS4DwA== Date: Thu, 17 Sep 2026 14:25:15 -0500 From: Rob Herring To: Sai Krishna Musham Cc: bhelgaas@google.com, lpieralisi@kernel.org, kw@linux.com, mani@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, cassel@kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, michal.simek@amd.com, bharat.kumar.gogada@amd.com, thippeswamy.havalige@amd.com, pranav.sanwal@amd.com Subject: Re: [PATCH v7 1/2] dt-bindings: PCI: amd-mdb: Add CPM6 support Message-ID: <20260917192515.GA3283677-robh@kernel.org> References: <20260823040715.204096-1-sai.krishna.musham@amd.com> <20260823040715.204096-2-sai.krishna.musham@amd.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260823040715.204096-2-sai.krishna.musham@amd.com> On Sun, Aug 23, 2026 at 09:37:14AM +0530, Sai Krishna Musham wrote: > The AMD CPM6 PCIe controller is based on the Synopsys DesignWare PCIe > IP and integrates two PCIe host controller instances. Add the > "amd,versal2-cpm6-host" and "amd,versal2-cpm6-host1" compatible strings > to describe the HOST0 and HOST1 controller instances. That is clear from the diff. What's not clear in this patch, and I probably already asked, what is the difference between host0 and host1? Usually instances are not different compatibles... Rob