From: Rob Herring <robh@kernel.org> To: "Mehta, Piyush" <piyush.mehta@amd.com> Cc: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>, "krzysztof.kozlowski+dt@linaro.org" <krzysztof.kozlowski+dt@linaro.org>, "michal.simek@xilinx.com" <michal.simek@xilinx.com>, "linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "Simek, Michal" <michal.simek@amd.com>, "Paladugu, Siva Durga Prasad" <siva.durga.prasad.paladugu@amd.com>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "git (AMD-Xilinx)" <git@amd.com> Subject: Re: [PATCH] dt-bindings: usb: dwc3: xilinx: Add interrupt-names to include hibernation interrupt Date: Thu, 27 Apr 2023 09:18:14 -0500 [thread overview] Message-ID: <CAL_JsqK6_7XD7+w+EQvPPmbmSOpfo3JDb0xDN4StuHUm1kgchw@mail.gmail.com> (raw) In-Reply-To: <MN2PR12MB4333134E60DC454D29BFE2F588609@MN2PR12MB4333.namprd12.prod.outlook.com> On Fri, Apr 21, 2023 at 8:28 AM Mehta, Piyush <piyush.mehta@amd.com> wrote: > > Hi > > > -----Original Message----- > > From: Rob Herring <robh@kernel.org> > > Sent: Wednesday, April 19, 2023 12:10 AM > > To: Mehta, Piyush <piyush.mehta@amd.com> > > Cc: gregkh@linuxfoundation.org; krzysztof.kozlowski+dt@linaro.org; > > michal.simek@xilinx.com; linux-usb@vger.kernel.org; > > devicetree@vger.kernel.org; linux-kernel@vger.kernel.org; Simek, Michal > > <michal.simek@amd.com>; Paladugu, Siva Durga Prasad > > <siva.durga.prasad.paladugu@amd.com>; linux-arm- > > kernel@lists.infradead.org; git (AMD-Xilinx) <git@amd.com> > > Subject: Re: [PATCH] dt-bindings: usb: dwc3: xilinx: Add interrupt-names to > > include hibernation interrupt > > > > On Wed, Apr 12, 2023 at 11:38:43AM +0530, Piyush Mehta wrote: > > > The hibernation feature enabled for Xilinx Versal NET SoC in DWC3 IP. > > > Added host mode interrupts and "usb-wakeup" interrupt-names optional > > > property in the binding schema to capture remote-wakeup and connect/ > > > disconnect event in the hibernation state. > > > > > > Xilinx dwc3-core uses "host" and "otg" interrupts interrupt-names DT > > > properties from dwc3-core. > > > > Is wakeup really not implemented in the DWC3 core, but outside it? > > Wakeup is implemented inside the dwc3-core. Then it goes in the dwc3 node. > Initially we planned to implement wakeup interrupt name/interrupt optional property in the dwc3-core. > However, looking at other vendor wakeup interrupt implementation (Commit: dd566faebe9f dt-bindings: usb: qcom,dwc3: refine interrupt requirements) > we moved wakeup property to xilinx USB binding. That one looks like the phy implements wake-up? I don't know really, but doesn't seem like one to copy. Rob
WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robh@kernel.org> To: "Mehta, Piyush" <piyush.mehta@amd.com> Cc: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>, "krzysztof.kozlowski+dt@linaro.org" <krzysztof.kozlowski+dt@linaro.org>, "michal.simek@xilinx.com" <michal.simek@xilinx.com>, "linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "Simek, Michal" <michal.simek@amd.com>, "Paladugu, Siva Durga Prasad" <siva.durga.prasad.paladugu@amd.com>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "git (AMD-Xilinx)" <git@amd.com> Subject: Re: [PATCH] dt-bindings: usb: dwc3: xilinx: Add interrupt-names to include hibernation interrupt Date: Thu, 27 Apr 2023 09:18:14 -0500 [thread overview] Message-ID: <CAL_JsqK6_7XD7+w+EQvPPmbmSOpfo3JDb0xDN4StuHUm1kgchw@mail.gmail.com> (raw) In-Reply-To: <MN2PR12MB4333134E60DC454D29BFE2F588609@MN2PR12MB4333.namprd12.prod.outlook.com> On Fri, Apr 21, 2023 at 8:28 AM Mehta, Piyush <piyush.mehta@amd.com> wrote: > > Hi > > > -----Original Message----- > > From: Rob Herring <robh@kernel.org> > > Sent: Wednesday, April 19, 2023 12:10 AM > > To: Mehta, Piyush <piyush.mehta@amd.com> > > Cc: gregkh@linuxfoundation.org; krzysztof.kozlowski+dt@linaro.org; > > michal.simek@xilinx.com; linux-usb@vger.kernel.org; > > devicetree@vger.kernel.org; linux-kernel@vger.kernel.org; Simek, Michal > > <michal.simek@amd.com>; Paladugu, Siva Durga Prasad > > <siva.durga.prasad.paladugu@amd.com>; linux-arm- > > kernel@lists.infradead.org; git (AMD-Xilinx) <git@amd.com> > > Subject: Re: [PATCH] dt-bindings: usb: dwc3: xilinx: Add interrupt-names to > > include hibernation interrupt > > > > On Wed, Apr 12, 2023 at 11:38:43AM +0530, Piyush Mehta wrote: > > > The hibernation feature enabled for Xilinx Versal NET SoC in DWC3 IP. > > > Added host mode interrupts and "usb-wakeup" interrupt-names optional > > > property in the binding schema to capture remote-wakeup and connect/ > > > disconnect event in the hibernation state. > > > > > > Xilinx dwc3-core uses "host" and "otg" interrupts interrupt-names DT > > > properties from dwc3-core. > > > > Is wakeup really not implemented in the DWC3 core, but outside it? > > Wakeup is implemented inside the dwc3-core. Then it goes in the dwc3 node. > Initially we planned to implement wakeup interrupt name/interrupt optional property in the dwc3-core. > However, looking at other vendor wakeup interrupt implementation (Commit: dd566faebe9f dt-bindings: usb: qcom,dwc3: refine interrupt requirements) > we moved wakeup property to xilinx USB binding. That one looks like the phy implements wake-up? I don't know really, but doesn't seem like one to copy. Rob _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-04-27 14:18 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-04-12 6:08 [PATCH] dt-bindings: usb: dwc3: xilinx: Add interrupt-names to include hibernation interrupt Piyush Mehta 2023-04-12 6:08 ` Piyush Mehta 2023-04-12 12:36 ` Rob Herring 2023-04-12 12:36 ` Rob Herring 2023-04-18 18:40 ` Rob Herring 2023-04-18 18:40 ` Rob Herring 2023-04-21 13:28 ` Mehta, Piyush 2023-04-21 13:28 ` Mehta, Piyush 2023-04-27 14:18 ` Rob Herring [this message] 2023-04-27 14:18 ` Rob Herring
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