From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pawel Laszczak Subject: [PATCH v7 1/6] dt-bindings: add binding for USBSS-DRD controller. Date: Wed, 5 Jun 2019 11:03:45 +0100 Message-ID: <1559729030-16390-2-git-send-email-pawell@cadence.com> References: <1559729030-16390-1-git-send-email-pawell@cadence.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1559729030-16390-1-git-send-email-pawell@cadence.com> Sender: linux-kernel-owner@vger.kernel.org To: devicetree@vger.kernel.org Cc: gregkh@linuxfoundation.org, felipe.balbi@linux.intel.com, linux-usb@vger.kernel.org, hdegoede@redhat.com, heikki.krogerus@linux.intel.com, robh+dt@kernel.org, rogerq@ti.com, linux-kernel@vger.kernel.org, jbergsagel@ti.com, nsekhar@ti.com, nm@ti.com, sureshp@cadence.com, peter.chen@nxp.com, jpawar@cadence.com, kurahul@cadence.com, Pawel Laszczak List-Id: devicetree@vger.kernel.org This patch aim at documenting USB related dt-bindings for the Cadence USBSS-DRD controller. Signed-off-by: Pawel Laszczak Reviewed-by: Rob Herring --- .../devicetree/bindings/usb/cdns-usb3.txt | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/cdns-usb3.txt diff --git a/Documentation/devicetree/bindings/usb/cdns-usb3.txt b/Documentation/devicetree/bindings/usb/cdns-usb3.txt new file mode 100644 index 000000000000..1d2b449e3cb4 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/cdns-usb3.txt @@ -0,0 +1,30 @@ +Binding for the Cadence USBSS-DRD controller + +Required properties: + - reg: Physical base address and size of the controller's register areas. + Controller has 3 different regions: + region 1 - HOST registers area + region 2 - DEVICE registers area + region 3 - OTG/DRD registers area + - reg-names - register memory area names: + "xhci" - for HOST registers space + "dev" - for DEVICE registers space + "otg" - for OTG/DRD registers space + - compatible: Should contain: "cdns,usb3-1.0.0" or "cdns,usb3-1.0.1" + - interrupts: Interrupts used by cdns3 controller. + +Optional properties: + - maximum-speed : valid arguments are "super-speed", "high-speed" and + "full-speed"; refer to usb/generic.txt + - dr_mode: Should be one of "host", "peripheral" or "otg". + - phys: reference to the USB PHY + +Example: + usb@f3000000 { + compatible = "cdns,usb3-1.0.1"; + interrupts = ; + reg = <0xf3000000 0x10000 /* memory area for HOST registers */ + 0xf3010000 0x10000 /* memory area for DEVICE registers */ + 0xf3020000 0x10000>; /* memory area for OTG/DRD registers */ + reg-names = "xhci", "dev", "otg"; + }; -- 2.17.1