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[63.147.59.2]) by mx.google.com with ESMTPSA id ha11sm50058152pbd.17.2014.04.16.19.39.18 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 16 Apr 2014 19:39:19 -0700 (PDT) From: Iyappan Subramanian To: davem@davemloft.net, netdev@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v3 2/4] Documentation: dts: Add bindings for APM X-Gene SoC ethernet driver Date: Wed, 16 Apr 2014 19:39:26 -0700 Message-Id: <1397702368-4846-3-git-send-email-isubramanian@apm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1397702368-4846-1-git-send-email-isubramanian@apm.com> References: <1397702368-4846-1-git-send-email-isubramanian@apm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140416_193942_006263_E4CA6F6E X-CRM114-Status: GOOD ( 11.16 ) X-Spam-Score: -0.0 (/) Cc: jcm@redhat.com, gregkh@linuxfoundation.org, patches@apm.com, linux-kernel@vger.kernel.org, Iyappan Subramanian , Keyur Chudgar , linux-arm-kernel@lists.infradead.org, Ravi Patel X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds documentation for APM X-Gene SoC ethernet DTS binding. Signed-off-by: Iyappan Subramanian Signed-off-by: Ravi Patel Signed-off-by: Keyur Chudgar --- .../devicetree/bindings/net/apm-xgene-enet.txt | 66 ++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/apm-xgene-enet.txt diff --git a/Documentation/devicetree/bindings/net/apm-xgene-enet.txt b/Documentation/devicetree/bindings/net/apm-xgene-enet.txt new file mode 100644 index 0000000..9ad6fe1 --- /dev/null +++ b/Documentation/devicetree/bindings/net/apm-xgene-enet.txt @@ -0,0 +1,66 @@ +APM X-Gene SoC Ethernet nodes + +Ethernet nodes are defined to describe on-chip ethernet interfaces in +APM X-Gene SoC. + +Required properties: +- compatible: Should be "apm,xgene-enet" +- reg: First resource is the ethernet base register set + Second resource is the ring base register set + Third resource is the ring command register set +- interrupts: Ethernet main interrupt +- clocks: Reference to the clock entry. +- local-mac-address: Ethernet MAC address. +- phy-connection-type: Ethernet MII mode. + +- mdio device tree subnode: When the X-Gene SoC has a phy connected to its local + mdio, there must be device tree subnode with the following + required properties: + + - compatible: Must be "apm,xgene-mdio". + - #address-cells: Must be <1>. + - #size-cells: Must be <0>. + + For the phy on the mdio bus, there must be a node with the following + fields: + + - reg: phy id used to communicate to phy. + +Optional properties: +- status : Should be "ok" or "disabled" for enabled/disabled. + Default is "ok". + +Example: + menetclk: menetclk { + compatible = "apm,xgene-device-clock"; + clock-output-names = "menetclk"; + status = "ok"; + }; + + menet: ethernet@17020000 { + compatible = "apm,xgene-enet"; + status = "disabled"; + reg = <0x0 0x17020000 0x0 0xd100>, + <0x0 0X17030000 0x0 0X400>, + <0x0 0X10000000 0x0 0X200>; + interrupts = <0x0 0x3c 0x4>; + clocks = <&menetclk 0>; + local-mac-address = [00 01 73 00 00 01]; + phy-connection-type = "rgmii"; + phy-handle = <&menetphy>; + mdio { + compatible = "apm,xgene-mdio"; + #address-cells = <1>; + #size-cells = <0>; + menetphy: menetphy@3 { + reg = <0x3>; + }; + + }; + }; + +/* Board-specific peripheral configurations */ + +&menet { + status = "ok"; +};