From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Burton Subject: [PATCH v4 3/7] dt-bindings: net: Document Intel pch_gbe binding Date: Mon, 5 Jun 2017 10:31:32 -0700 Message-ID: <20170605173136.10795-4-paul.burton@imgtec.com> References: <20170602234042.22782-1-paul.burton@imgtec.com> <20170605173136.10795-1-paul.burton@imgtec.com> Mime-Version: 1.0 Content-Type: text/plain Cc: "David S . Miller" , , Eric Dumazet , Jarod Wilson , Tobias Klauser , Paul Burton , Mark Rutland , Rob Herring , To: Return-path: In-Reply-To: <20170605173136.10795-1-paul.burton-1AXoQHu6uovQT0dZR+AlfA@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: netdev.vger.kernel.org Introduce documentation for a device tree binding for the Intel Platform Controller Hub (PCH) GigaBit Ethernet (GBE) device. Although this is a PCIe device & thus largely auto-detectable, this binding will be used to provide the driver with the PHY reset GPIO. Signed-off-by: Paul Burton Cc: David S. Miller Cc: Eric Dumazet Cc: Jarod Wilson Cc: Mark Rutland Cc: Rob Herring Cc: Tobias Klauser Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: linux-mips-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org --- Changes in v4: None Changes in v3: - New patch. Changes in v2: None Documentation/devicetree/bindings/net/pch_gbe.txt | 25 +++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/pch_gbe.txt diff --git a/Documentation/devicetree/bindings/net/pch_gbe.txt b/Documentation/devicetree/bindings/net/pch_gbe.txt new file mode 100644 index 000000000000..5de479c26b04 --- /dev/null +++ b/Documentation/devicetree/bindings/net/pch_gbe.txt @@ -0,0 +1,25 @@ +Intel Platform Controller Hub (PCH) GigaBit Ethernet (GBE) + +Required properties: +- compatible: Should be the PCI vendor & device ID, eg. "pci8086,8802". +- reg: Should be a PCI device number as specified by the PCI bus + binding to IEEE Std 1275-1994. +- phy-reset-gpios: Should be a GPIO list containing a single GPIO that + resets the attached PHY when active. + +Example: + + eg20t_mac@2,0,1 { + compatible = "pci8086,8802"; + reg = <0x00020100 0 0 0 0>; + phy-reset-gpios = <&eg20t_gpio 6 + GPIO_ACTIVE_LOW>; + }; + + eg20t_gpio: eg20t_gpio@2,0,2 { + compatible = "pci8086,8803"; + reg = <0x00020200 0 0 0 0>; + + gpio-controller; + #gpio-cells = <2>; + }; -- 2.13.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html