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Fri, 9 Oct 2026 18:23:25 +0000 From: Ali Rouhi To: "netdev-bot+sashiko@kernel.org" CC: Jiri Pirko , Vadim Fedorenko , Arkadiusz Kubalewski , Ivan Vecera , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Carolina Jubran , Oleg Zadorozhnyi , "devicetree@vger.kernel.org" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH net-next v11 03/13] dt-bindings: dpll: add SiTime SiT95316 clock generator Thread-Topic: [PATCH net-next v11 03/13] dt-bindings: dpll: add SiTime SiT95316 clock generator Thread-Index: AQHdUTShUiqVpM3oXk2TUznUAYFs+LbuKgwAgAdqCIA= Date: Fri, 9 Oct 2026 18:23:25 +0000 Message-ID: <20261009182323.76166-1-arouhi@sitime.com> References: <179116259487.434549.6833952261033036380@kernel.org> In-Reply-To: <179116259487.434549.6833952261033036380@kernel.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: mx.microsoft.com 1; dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=sitime.com; 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On Mon, 5 Oct 2026, netdev-bot+sashiko@kernel.org wrote:=0A= =0A= Reply inline.=0A= =0A= > [Severity: Low]=0A= > This isn't a bug, but should the binding describe the chip's power=0A= > supplies here? For example a core VDD supply and the per-bank VDDO=0A= > output supplies.=0A= >=0A= > The schema ends with:=0A= >=0A= > unevaluatedProperties: false=0A= >=0A= > With that, a board that adds a *-supply property to the dpll node fails= =0A= > dt_binding_check. A board that powers the part from switchable regulators= =0A= > then has no valid way to describe those rails.=0A= =0A= Right, the schema described none and refused any.=0A= =0A= v12 describes them by their pin names: vdd-supply for the PLL core=0A= rail, vddin-supply for the input receivers and dividers, vdds-supply=0A= for the GPIO rail the SiT95317 has, and one per output-driver pin --=0A= vddo0 to vddo7 on the SiT95317, numbered as its datasheet numbers the=0A= outputs, and vddo0_1, vddo2 to vddo9 and vddo10_11 on the SiT95316,=0A= the two shared pins each powering the pair of outputs they are named=0A= after. The variant conditional refuses the names the other part does=0A= not have.=0A= =0A= > The supply names were not checked against the SiTime datasheet. Any=0A= > supply properties added should use the chip's actual VDD/VDDO pin=0A= > names.=0A= =0A= They are the pin names in the datasheets for both parts.=0A= =0A= The driver does not enable them. The SiT95317 datasheet states that=0A= there is no power supply sequencing requirement for VDD, VDDIN and=0A= VDDO, so a board that powers the part permanently needs nothing from=0A= the driver. The binding now gives a board with switchable rails a way=0A= to describe them.=0A=