From: Gregory CLEMENT <gregory.clement@bootlin.com> To: "Théo Lebrun" <theo.lebrun@bootlin.com>, "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>, "Rob Herring" <robh+dt@kernel.org>, "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>, "Conor Dooley" <conor+dt@kernel.org>, "Roger Quadros" <rogerq@kernel.org>, "Peter Chen" <peter.chen@kernel.org>, "Pawel Laszczak" <pawell@cadence.com>, "Nishanth Menon" <nm@ti.com>, "Vignesh Raghavendra" <vigneshr@ti.com>, "Tero Kristo" <kristo@kernel.org> Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, "Théo Lebrun" <theo.lebrun@bootlin.com> Subject: Re: [PATCH 6/6] arm64: dts: ti: k3-j7200: use J7200-specific USB compatible Date: Tue, 14 Nov 2023 11:01:59 +0100 [thread overview] Message-ID: <87wmuk64bs.fsf@BL-laptop> (raw) In-Reply-To: <20231113-j7200-usb-suspend-v1-6-ad1ee714835c@bootlin.com> Hello Théo, > On our platform, suspend-to-idle or suspend-to-RAM turn the controller > off thanks to a power-domain. This compatible triggers reset on resume > behavior to reconfigure the hardware. > > Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com> > --- > arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi > index 709081cd1e7f..581905d9199e 100644 > --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi > @@ -788,7 +788,7 @@ pcie1_ep: pcie-ep@2910000 { > }; > > usbss0: cdns-usb@4104000 { > - compatible = "ti,j721e-usb"; > + compatible = "ti,j7200-usb"; What about keeping the old compatible as fallback in the unlikley case we have a new dtb with an old kernel ? Gregory > reg = <0x00 0x4104000 0x00 0x100>; > dma-coherent; > power-domains = <&k3_pds 288 TI_SCI_PD_EXCLUSIVE>; > > -- > 2.41.0 > > -- Gregory Clement, Bootlin Embedded Linux and Kernel engineering http://bootlin.com
WARNING: multiple messages have this Message-ID (diff)
From: Gregory CLEMENT <gregory.clement@bootlin.com> To: "Théo Lebrun" <theo.lebrun@bootlin.com>, "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>, "Rob Herring" <robh+dt@kernel.org>, "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>, "Conor Dooley" <conor+dt@kernel.org>, "Roger Quadros" <rogerq@kernel.org>, "Peter Chen" <peter.chen@kernel.org>, "Pawel Laszczak" <pawell@cadence.com>, "Nishanth Menon" <nm@ti.com>, "Vignesh Raghavendra" <vigneshr@ti.com>, "Tero Kristo" <kristo@kernel.org> Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, "Théo Lebrun" <theo.lebrun@bootlin.com> Subject: Re: [PATCH 6/6] arm64: dts: ti: k3-j7200: use J7200-specific USB compatible Date: Tue, 14 Nov 2023 11:01:59 +0100 [thread overview] Message-ID: <87wmuk64bs.fsf@BL-laptop> (raw) In-Reply-To: <20231113-j7200-usb-suspend-v1-6-ad1ee714835c@bootlin.com> Hello Théo, > On our platform, suspend-to-idle or suspend-to-RAM turn the controller > off thanks to a power-domain. This compatible triggers reset on resume > behavior to reconfigure the hardware. > > Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com> > --- > arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi > index 709081cd1e7f..581905d9199e 100644 > --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi > @@ -788,7 +788,7 @@ pcie1_ep: pcie-ep@2910000 { > }; > > usbss0: cdns-usb@4104000 { > - compatible = "ti,j721e-usb"; > + compatible = "ti,j7200-usb"; What about keeping the old compatible as fallback in the unlikley case we have a new dtb with an old kernel ? Gregory > reg = <0x00 0x4104000 0x00 0x100>; > dma-coherent; > power-domains = <&k3_pds 288 TI_SCI_PD_EXCLUSIVE>; > > -- > 2.41.0 > > -- Gregory Clement, Bootlin Embedded Linux and Kernel engineering http://bootlin.com _______________________________________________ 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:[~2023-11-14 10:02 UTC|newest] Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-11-13 14:26 [PATCH 0/6] usb: cdns: fix suspend on J7200 by assuming reset on resume Théo Lebrun 2023-11-13 14:26 ` Théo Lebrun 2023-11-13 14:26 ` [PATCH 1/6] dt-bindings: usb: ti,j721e-usb: add ti,j7200-usb compatible Théo Lebrun 2023-11-13 14:26 ` Théo Lebrun 2023-11-13 19:58 ` Conor Dooley 2023-11-13 19:58 ` Conor Dooley 2023-11-13 14:26 ` [PATCH 2/6] usb: cdns3-ti: move reg writes from probe into an init_hw helper Théo Lebrun 2023-11-13 14:26 ` Théo Lebrun 2023-11-15 11:33 ` Roger Quadros 2023-11-15 11:33 ` Roger Quadros 2023-11-15 14:23 ` Théo Lebrun 2023-11-15 14:23 ` Théo Lebrun 2023-11-16 12:00 ` Roger Quadros 2023-11-16 12:00 ` Roger Quadros 2023-11-13 14:26 ` [PATCH 3/6] usb: cdns3-ti: add suspend/resume procedures for J7200 Théo Lebrun 2023-11-13 14:26 ` Théo Lebrun 2023-11-13 15:39 ` Gregory CLEMENT 2023-11-13 15:39 ` Gregory CLEMENT 2023-11-14 11:13 ` Théo Lebrun 2023-11-14 11:13 ` Théo Lebrun 2023-11-15 11:37 ` Roger Quadros 2023-11-15 11:37 ` Roger Quadros 2023-11-15 15:02 ` Théo Lebrun 2023-11-15 15:02 ` Théo Lebrun 2023-11-16 12:40 ` Roger Quadros 2023-11-16 12:40 ` Roger Quadros 2023-11-16 18:56 ` Théo Lebrun 2023-11-16 18:56 ` Théo Lebrun 2023-11-16 21:44 ` Roger Quadros 2023-11-16 21:44 ` Roger Quadros 2023-11-17 10:17 ` Théo Lebrun 2023-11-17 10:17 ` Théo Lebrun 2023-11-17 11:51 ` Roger Quadros 2023-11-17 11:51 ` Roger Quadros 2023-11-17 14:20 ` Théo Lebrun 2023-11-17 14:20 ` Théo Lebrun 2023-11-18 10:41 ` Roger Quadros 2023-11-18 10:41 ` Roger Quadros 2023-11-22 22:23 ` Kevin Hilman 2023-11-22 22:23 ` Kevin Hilman 2023-11-23 9:51 ` Théo Lebrun 2023-11-23 9:51 ` Théo Lebrun 2023-11-26 22:36 ` Kevin Hilman 2023-11-26 22:36 ` Kevin Hilman 2023-11-27 13:25 ` Théo Lebrun 2023-11-27 13:25 ` Théo Lebrun 2023-12-12 18:26 ` Kevin Hilman 2023-12-12 18:26 ` Kevin Hilman 2023-12-12 19:31 ` Alan Stern 2023-12-12 19:31 ` Alan Stern 2023-11-13 14:26 ` [PATCH 4/6] usb: cdns3: support power-off of controller when in host role Théo Lebrun 2023-11-13 14:26 ` Théo Lebrun 2023-11-14 8:38 ` Peter Chen 2023-11-14 8:38 ` Peter Chen 2023-11-14 11:10 ` Théo Lebrun 2023-11-14 11:10 ` Théo Lebrun 2023-11-17 3:38 ` Peter Chen 2023-11-17 3:38 ` Peter Chen 2023-11-17 9:58 ` Théo Lebrun 2023-11-17 9:58 ` Théo Lebrun 2023-11-20 5:44 ` Peter Chen 2023-11-20 5:44 ` Peter Chen 2023-11-13 14:27 ` [PATCH 5/6] usb: cdns3-ti: notify cdns core that hardware resets across suspend on J7200 Théo Lebrun 2023-11-13 14:27 ` Théo Lebrun 2023-11-13 14:27 ` [PATCH 6/6] arm64: dts: ti: k3-j7200: use J7200-specific USB compatible Théo Lebrun 2023-11-13 14:27 ` Théo Lebrun 2023-11-14 10:01 ` Gregory CLEMENT [this message] 2023-11-14 10:01 ` Gregory CLEMENT 2023-11-14 11:14 ` Théo Lebrun 2023-11-14 11:14 ` Théo Lebrun
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