From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Mason Subject: [PATCH v2 1/6] dt-bindings: phy: Add documentation for NS2 USB3 PHY Date: Wed, 26 Jul 2017 18:56:22 -0400 Message-ID: <1501109787-15489-2-git-send-email-jon.mason@broadcom.com> References: <1501109787-15489-1-git-send-email-jon.mason@broadcom.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1501109787-15489-1-git-send-email-jon.mason@broadcom.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Kishon Vijay Abraham I , Florian Fainelli , Rob Herring , Mark Rutland Cc: devicetree@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org From: Yendapally Reddy Dhananjaya Reddy Add documentation for USB3 PHY available in NS2 SoC Signed-off-by: Yendapally Reddy Dhananjaya Reddy Signed-off-by: Jon Mason --- .../devicetree/bindings/phy/brcm,ns2-usb3-phy.txt | 48 ++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/brcm,ns2-usb3-phy.txt diff --git a/Documentation/devicetree/bindings/phy/brcm,ns2-usb3-phy.txt b/Documentation/devicetree/bindings/phy/brcm,ns2-usb3-phy.txt new file mode 100644 index 000000000000..b1c058c37d54 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/brcm,ns2-usb3-phy.txt @@ -0,0 +1,48 @@ +Broadcom USB3 dual port phy for Northstar2 SoC +This is a child bus node of "brcm,mdio-mux-iproc" node. + +Required mdio bus properties: +- reg: MDIO Bus number for the MDIO interface +- #address-cells: must be 1 +- #size-cells: must be 0 + +Required PHY properties: +- compatible: should be "brcm,ns2-usb3-phy" +- reg: MDIO Phy ID for the MDIO interface +- #phy-cells: must be 0 +- #address-cells: must be 1 +- #size-cells: must be 0 + +Sub-nodes: + Each port's PHY should be represented as a sub-node. + +Sub-nodes required properties: + - reg: the PHY number + - phy-cells: from the generic PHY bindings, must be 0 + +Example: + +mdio@1 { + reg = <0x1>; + #address-cells = <1>; + #size-cells = <0>; + + usb3_phy: usb3_phy@0 { + compatible = "brcm,ns2-usb3-phy"; + reg = <0x0>; + #address-cells = <1>; + #size-cells = <0>; + + usb3_phy0: usb3_phy@0 { + reg = <0>; + #phy-cells = <0>; + status = "disabled"; + }; + + usb3_phy1: usb_phy@1 { + reg = <1>; + #phy-cells = <0>; + status = "disabled"; + }; + }; +}; -- 2.7.4