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Tue, 1 Jul 2025 11:33:33 +0000 (GMT) From: "Shradha Todi" To: "'Bjorn Helgaas'" Cc: , , , , , , , , , , , , , , , , , , , , , In-Reply-To: <20250627162943.GA1672296@bhelgaas> Subject: RE: [PATCH v2 06/10] dt-bindings: PCI: Add bindings support for Tesla FSD SoC Date: Tue, 1 Jul 2025 17:03:31 +0530 Message-ID: <02b201dbea7b$fbaf5390$f30dfab0$@samsung.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQLemVNzYEMOy/tIwP8yQfjCLghe+gHQOY9Ysgk/TyA= Content-Language: en-in X-CMS-MailID: 20250701113336epcas5p1cfa1a369fad337b9a2211c7588cd7561 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P cpgsPolicy: CPGSC10-541,Y X-CFilter-Loop: Reflected X-CMS-RootMailID: 20250627162949epcas5p1fc5eebd0036116ce2913cdcbabdab1fd References: <20250627162943.GA1672296@bhelgaas> > -----Original Message----- > From: Bjorn Helgaas > Sent: 27 June 2025 22:00 > To: Shradha Todi > Cc: linux-pci@vger.kernel.org; devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux- > samsung-soc@vger.kernel.org; linux-kernel@vger.kernel.org; linux-phy@lists.infradead.org; linux- > fsd@tesla.com; manivannan.sadhasivam@linaro.org; lpieralisi@kernel.org; kw@linux.com; > robh@kernel.org; bhelgaas@google.com; jingoohan1@gmail.com; krzk+dt@kernel.org; > conor+dt@kernel.org; alim.akhtar@samsung.com; vkoul@kernel.org; kishon@kernel.org; > arnd@arndb.de; m.szyprowski@samsung.com; jh80.chung@samsung.com; pankaj.dubey@samsung.com > Subject: Re: [PATCH v2 06/10] dt-bindings: PCI: Add bindings support for Tesla FSD SoC > > On Wed, Jun 25, 2025 at 10:22:25PM +0530, Shradha Todi wrote: > > Document the PCIe controller device tree bindings for Tesla FSD > > SoC for both RC and EP. > > > +++ b/Documentation/devicetree/bindings/pci/samsung,exynos-pcie.yaml > > > - clocks: > > - items: > > - - description: PCIe bridge clock > > - - description: PCIe bus clock > > > - vdd10-supply: > > - description: > > - Phandle to a regulator that provides 1.0V power to the PCIe block. > > - > > - vdd18-supply: > > - description: > > - Phandle to a regulator that provides 1.8V power to the PCIe block. > > > + - description: pcie bridge clock > > + - description: pcie bus clock > > Gratuitous "PCIe" capitalization changes here and in supplies below. > This is just plain English text so we can use English conventions. > > > + vdd10-supply: > > + description: > > + phandle to a regulator that provides 1.0v power to the pcie block. > > + > > + vdd18-supply: > > + description: > > + phandle to a regulator that provides 1.8v power to the pcie block. > > I *would* be OK if you dropped the periods at the end of these, which > would make them match the other descriptions in this binding. > > > +++ b/Documentation/devicetree/bindings/pci/tesla,fsd-pcie-ep.yaml > > I'm not sure about the "tesla,fsd-pcie-ep.yaml" filename. I see that > it currently only describes a tesla endpoint, but it seems like maybe > this should be parallel to the "samsung,exynos-pcie.yaml" host > controller binding. > > Bjorn Actually there is no support for Exynos5433 in EP mode. Initially I named the binding file "samsung,exynos-pcie-ep.yaml" to make it parallel to the host controller bindings. But I received a comment that file names should match the compatible strings which makes sense so I changed it to this.