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 1C772364EB0; Tue, 30 Jun 2026 20:13:56 +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=1782850438; cv=none; b=uRAdBhnKvLVyN89tpO/eRqAmcWlkJdb+elzb3XnslRgQ9veVGYQq7NsFaPs82/F0cOzUl0NLVg57CZiAQYlXzIce6dwYfHMY0wFT9URgZ6b8pwjQrDLEE1OXG4g3lZ9hJAayfoDml90uHH4A7Cb1GAlEEjp150aM+trwrkdONOI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782850438; c=relaxed/simple; bh=f8QDbkAksamBomFoeUhrLyS2qHFemLsXIetHLlXjnKk=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=U11McoOB8bFXvNu1jtQ/JAHllBG8BnrdyisZ08C5WJMChu3A5reK+D6j8owBjiTTe/D7FMQciPUEhb8ha+H0CFNPEBwTThXGNccCzc4HqwquMxoZk2ANvDWWVZ+KVZhTYUUMIAgIxa598U9JcnfubXugzEM7/eUrEyd7rgha9Wc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lhIeJz3J; 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="lhIeJz3J" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 725461F000E9; Tue, 30 Jun 2026 20:13:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782850436; bh=PZYf4Vwez8GJq9I3WvAYOkbLhk26eGFt/+e8TLUuyHw=; h=Date:From:To:Cc:Subject:In-Reply-To; b=lhIeJz3JM3MkT3jBMvoqFKIRXj5FP1wYrEj3ZP7Vrox3COPzDuXJ3H2ApcqemT6C5 slYah7vEgTxLHPww06byXICKKx6ktkXyNpJ6tLQQyWs5Om/6FC1xuo4AUWTLr36eR6 aizxrASoQDiTyzlnpi+zJWBplWpp2cQl5KqVCrF75ZrkJ3ecD8EyEYmszYrCQ6g0jz P7CNaQFyBKvv6frhy2SfwOKi1YzanVJLE0GMsL2JAENxq4vOjCQXOrBsE8xOFBRRy+ POjUiwzfWlRiaIjwr5E/X8/vn8e1EcHCdmv2Hgz7qnYKHw0xGmGD2+QIQQ7mdR9iki n/rXaVx23zhhQ== Date: Tue, 30 Jun 2026 15:13:55 -0500 From: Bjorn Helgaas To: Thierry Reding Cc: Bjorn Helgaas , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Jonathan Hunter , Karthikeyan Mitran , Hou Zhiqiang , Thomas Petazzoni , Pali =?utf-8?B?Um9ow6Fy?= , Michal Simek , Kevin Xie , Aksh Garg , linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Thierry Reding Subject: Re: [PATCH v7 1/4] dt-bindings: pci: Strictly distinguish C0 from C1-C5 Message-ID: <20260630201355.GA233513@bhelgaas> Precedence: bulk X-Mailing-List: linux-tegra@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: <20260617-tegra264-pcie-v7-1-eae7ae964629@nvidia.com> On Wed, Jun 17, 2026 at 06:01:28PM +0200, Thierry Reding wrote: > From: Thierry Reding > > Instead of using the ECAM registers as the first entry, strictly make a > distinction between C0 and C1-C5. This is needed because otherwise the > unit address doesn't match the first "reg" entry. We also cannot change > the ordering of these nodes to follow the ECAM addresses because that > would put them outside of their "control bus" hierarchy since the ECAM > address space is a global one outside of any of the control busses. Can you make the subject line a little more specific? Something like: dt-bindings: PCI: tegra264: Strictly ... would match the history of Documentation/devicetree/bindings/pci/nvidia* We can do while merging if there's no v8.