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[35.222.220.147]) by smtp.gmail.com with UTF8SMTPSA id b18-20020a026f52000000b0047477ee4899sm1878140jae.147.2024.02.27.10.07.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 27 Feb 2024 10:07:16 -0800 (PST) Date: Tue, 27 Feb 2024 18:07:16 +0000 From: Matthias Kaehlcke To: Macpaul Lin Cc: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Bear Wang , Pablo Sun , Macpaul Lin , Chunfeng Yun , Yow-shin Liou , MediaTek Chromebook Upstream , Chen-Yu Tsai , Javier Carrasco Subject: Re: [PATCH 1/2] dt-bindings: usb: Add binding for TI USB8020B hub controller Message-ID: References: <20240227090228.22156-1-macpaul.lin@mediatek.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240227090228.22156-1-macpaul.lin@mediatek.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240227_100724_541397_EAB2C69E X-CRM114-Status: GOOD ( 20.92 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Feb 27, 2024 at 05:02:27PM +0800, Macpaul Lin wrote: > The TI USB8020B is a USB 3.0 hub controller with 2 ports. > > This initial version of the binding only describes USB related aspects > of the USB8020B, it does not cover the option of connecting the controller > as an i2c slave. > > Signed-off-by: Macpaul Lin > --- > .../devicetree/bindings/usb/ti,usb8020b.yaml | 69 +++++++++++++++++++ > 1 file changed, 69 insertions(+) > create mode 100644 Documentation/devicetree/bindings/usb/ti,usb8020b.yaml > > diff --git a/Documentation/devicetree/bindings/usb/ti,usb8020b.yaml b/Documentation/devicetree/bindings/usb/ti,usb8020b.yaml > new file mode 100644 > index 000000000000..8ef117793e11 > --- /dev/null > +++ b/Documentation/devicetree/bindings/usb/ti,usb8020b.yaml > @@ -0,0 +1,69 @@ > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/usb/ti,usb8020b.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: TI USB8020B USB 3.0 hub controller > + > +maintainers: > + - Macpaul Lin > + > +allOf: > + - $ref: usb-device.yaml# > + > +properties: > + compatible: > + enum: > + - usb451,8025 > + - usb451,8027 > + > + reg: true > + > + reset-gpios: > + items: > + - description: GPIO specifier for GRST# pin. > + > + vdd-supply: There is currently a rework of the onboard_usb_hub driver ongoing to support the actual names of the supplies, instead of the generic 'vdd-supply': https://lore.kernel.org/linux-usb/20240220-onboard_xvf3500-v4-0-dc1617cc5dd4@wolfvision.net/ I think for new bindings we should wait until this rework is done and the binding should have the hub specific supply name. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel