From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nagarjuna Kristam Subject: [PATCH 01/18] dt-bindings: phy: tegra-xusb: Add usb-role-switch Date: Fri, 6 Dec 2019 16:20:04 +0530 Message-ID: <1575629421-7039-2-git-send-email-nkristam@nvidia.com> References: <1575629421-7039-1-git-send-email-nkristam@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1575629421-7039-1-git-send-email-nkristam@nvidia.com> Sender: linux-kernel-owner@vger.kernel.org To: balbi@kernel.org, gregkh@linuxfoundation.org, thierry.reding@gmail.com, jonathanh@nvidia.com, mark.rutland@arm.com, robh+dt@kernel.org, kishon@ti.com Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Nagarjuna Kristam List-Id: linux-tegra@vger.kernel.org Add usb-role-switch property for Tegra210 and Tegra186 platforms. This entry is used by XUSB pad controller driver to register for role changes for OTG/Peripheral capable USB 2 ports. Signed-off-by: Nagarjuna Kristam --- Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt index 9fb682e..0f19ed6 100644 --- a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt @@ -179,6 +179,10 @@ Optional properties: is internal. In the absence of this property the port is considered to be external. - vbus-supply: phandle to a regulator supplying the VBUS voltage. +- usb-role-switch: boolean property to indicate use of USB Role Switch. + This property is MUST for OTG,Peripheral capable USB 2 ports. Connector + should be added as subnode, see connector.txt. vbus-gpio in connector is + Mandatory. ULPI ports: ----------- -- 2.7.4