From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 1834A21C9ED; Wed, 9 Jul 2025 13:43:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752068623; cv=none; b=ajOLz63K/8KHeNzoTdO6bhHI9fshvi1LEvD5iWUwJU0J6QFX/sUw+mj3aCX+AjLdvhmY1tmuP0DxpzmZl1pa/cJExtGFReqZAI3Y/cH7gOF4msKdio9szljeUR1yISeJUo6X7c6jqd1EJDjbD4Ih+4WcaKKfUyQJ8YLQXS+TM98= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752068623; c=relaxed/simple; bh=E1zdbjxPwboIg03CvXt86zzohIki4jb09rL8p71QZbg=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=X548z1Dz9fGddZza47bZXG/PSeAet+gBN6vgRhYFjr1cSytr35PdJ2uKRj1N13HKsPFD0HQ+FsOEn27XzHUXtZEXM79ob2TLW1YuN6nCXl8yx4tkWBNMLubYcTTkJNcSOhSwh2WHWcSgPxnKQSg81RkU8SMgDF9ioxraUgoH9dM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tD8hL708; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="tD8hL708" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6120CC4CEEF; Wed, 9 Jul 2025 13:43:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752068622; bh=E1zdbjxPwboIg03CvXt86zzohIki4jb09rL8p71QZbg=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=tD8hL708Ygf8m7Uu1YwrBx+SHfPNsQGBGaP4jP4qvkQlfkarcIDpmTbhnpSvSC1BT RXJdrzfWR3tWmqpRPqCbDJMP2d870SBcYUEipkZxzoPKLcdg6aczmvdJGZx7BxtZV9 C6r9+o7w9kd/+5jt7uJnYSioPZ3uc4Fq8FNwZRX6EX7+ABRD3SdId/5gPgXw+LJgj0 7VcjcanLazbY++44Q3WN/7JWoqHIMiNq+pPoJumcHQsV+fcpwSupbIXPFOvctYYXXY MBJbejELjs7wt5jaUOxz3ICMVXz1M32q/Fn0bKLiXfW5jH0o99e468/QCc3c58u2Sy +5/X8Q5d0O29A== Message-ID: <2e0d815a-774a-4e31-92f1-71e0772294c7@kernel.org> Date: Wed, 9 Jul 2025 15:43:35 +0200 Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 4/9] dt-bindings: PCI: renesas,r9a08g045s33-pcie: Add documentation for the PCIe IP on Renesas RZ/G3S To: Bjorn Helgaas Cc: Claudiu , bhelgaas@google.com, lpieralisi@kernel.org, kwilczynski@kernel.org, mani@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, catalin.marinas@arm.com, will@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, p.zabel@pengutronix.de, lizhi.hou@amd.com, linux-pci@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, Claudiu Beznea , Wolfram Sang References: <20250709132449.GA2193594@bhelgaas> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 09/07/2025 15:24, Bjorn Helgaas wrote: > On Wed, Jul 09, 2025 at 08:47:05AM +0200, Krzysztof Kozlowski wrote: >> On 08/07/2025 18:34, Bjorn Helgaas wrote: >>> On Fri, Jul 04, 2025 at 07:14:04PM +0300, Claudiu wrote: >>>> From: Claudiu Beznea >>>> >>>> The PCIe IP available on the Renesas RZ/G3S complies with the PCI Express >>>> Base Specification 4.0. It is designed for root complex applications and >>>> features a single-lane (x1) implementation. Add documentation for it. >>> >>>> +++ b/Documentation/devicetree/bindings/pci/renesas,r9a08g045s33-pcie.yaml >>> >>> The "r9a08g045s33" in the filename seems oddly specific. Does it >>> leave room for descendants of the current chip that will inevitably be >>> added in the future? Most bindings are named with a fairly generic >>> family name, e.g., "fsl,layerscape", "hisilicon,kirin", "intel, >>> keembay", "samsung,exynos", etc. >>> >> >> Bindings should be named by compatible, not in a generic way, so name is >> correct. It can always grow with new compatibles even if name matches >> old one, it's not a problem. > > Ok, thanks! > > I guess that means I'm casting shade on the "r9a08g045s33" compatible. > I suppose it means something to somebody. Well, I hope it matches the name of the SoC, from which the compatible should come :) Best regards, Krzysztof