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Fri, 12 Jul 2024 10:14:52 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.11.0-alpha0-568-g843fbadbe-fm-20240701.003-g843fbadb MIME-Version: 1.0 Message-Id: <83f7fa09-d0e6-4f36-a27d-cee08979be2a@app.fastmail.com> In-Reply-To: <20240712151122.67a17a94@bootlin.com> References: <20240627091137.370572-1-herve.codina@bootlin.com> <20240627091137.370572-7-herve.codina@bootlin.com> <20240711152952.GL501857@google.com> <20240711184438.65446cc3@bootlin.com> <2024071113-motocross-escalator-e034@gregkh> <20240712151122.67a17a94@bootlin.com> Date: Fri, 12 Jul 2024 16:14:31 +0200 From: "Arnd Bergmann" To: "Herve Codina" , "Rob Herring" , "Conor Dooley" , "Conor Dooley" Cc: "Greg Kroah-Hartman" , "Lee Jones" , "Andy Shevchenko" , "Simon Horman" , "Krzysztof Kozlowski" , UNGLinuxDriver@microchip.com, "Saravana Kannan" , "Bjorn Helgaas" , "Philipp Zabel" , "Lars Povlsen" , "Steen Hegelund" , "Daniel Machon" , "David S . Miller" , "Eric Dumazet" , "Jakub Kicinski" , "Paolo Abeni" , "Horatiu Vultur" , "Andrew Lunn" , devicetree@vger.kernel.org, Netdev , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, "Allan Nielsen" , "Luca Ceresoli" , "Thomas Petazzoni" Subject: Re: [PATCH v3 6/7] mfd: Add support for LAN966x PCI device Content-Type: text/plain;charset=utf-8 Content-Transfer-Encoding: quoted-printable X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240712_071454_857554_A55F02AF X-CRM114-Status: GOOD ( 13.82 ) 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 Fri, Jul 12, 2024, at 15:11, Herve Codina wrote: > On Thu, 11 Jul 2024 14:33:26 -0600 Rob Herring wrote: >> On Thu, Jul 11, 2024 at 1:08=E2=80=AFPM Greg Kroah-Hartman wrote: >> > > >> > > This PCI driver purpose is to instanciate many other drivers usin= g a DT >> > > overlay. I think MFD is the right subsystem. =20 >>=20 >> It is a Multi-function Device, but it doesn't appear to use any of the >> MFD subsystem. So maybe drivers/soc/? Another dumping ground, but it >> is a driver for an SoC exposed as a PCI device. >>=20 > > In drivers/soc, drivers/soc/microchip/ could be the right place. > > Conor, are you open to have the PCI LAN966x device driver in > drivers/soc/microchip/ ? That sounds like a much worse fit than drivers/mfd: the code here does not actually run on the lan966x soc, it instead runs on whatever other machine you happen to plug it into as a PCI device. Arnd