[PATCH v9 2/4] Documentation: dts: Add bindings for APM X-Gene SoC ethernet driver
From: Varka Bhadram <hidden>
Date: 2014-07-15 05:46:44
Also in:
linux-devicetree, lkml, netdev
On 07/15/2014 03:48 AM, Iyappan Subramanian wrote:
quoted hunk ↗ jump to hunk
This patch adds documentation for APM X-Gene SoC ethernet DTS binding. Signed-off-by: Iyappan Subramanian <redacted> Signed-off-by: Ravi Patel <redacted> Signed-off-by: Keyur Chudgar <redacted> --- .../devicetree/bindings/net/apm-xgene-enet.txt | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/apm-xgene-enet.txtdiff --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..3e2a295 --- /dev/null +++ b/Documentation/devicetree/bindings/net/apm-xgene-enet.txt@@ -0,0 +1,72 @@ +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: Address and length of the register set for the device. It contains the + information of registers in the same order as described by reg-names +- reg-names: Should contain the register set names
These are not aligned properly... Required properties: - compatble : Should be "apm,xgene-enet" - reg : Address and length of the register set for the device. It contains the information of registers in the same order as described by reg-names .....
+ "enet_csr": Ethernet control and status register address space + "ring_csr": Descriptor ring control and status register address space + "ring_cmd": Descriptor ring command register address space +- interrupts: Ethernet main interrupt +- clocks: Reference to the clock entry. +- local-mac-address: MAC address assigned to this device +- phy-connection-type: Interface type between ethernet device and PHY device +- phy-handle: Reference to a PHY node connected to this device + +- mdio: 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: + + - compatible: PHY identifier. Please refer ./phy.txt for the format. + - reg: The ID number for the phy. +
alignment... :-)
+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 at 17020000 {
+ compatible = "apm,xgene-enet";
+ status = "disabled";
+ reg = <0x0 0x17020000 0x0 0xd100>,
+ <0x0 0X17030000 0x0 0X400>,
+ <0x0 0X10000000 0x0 0X200>;
+ reg-names = "enet_csr", "ring_csr", "ring_cmd";
+ 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 at 3 {
+ compatible = "ethernet-phy-id001c.c915";
+ reg = <0x3>;
+ };
+
+ };
+ };
+
+/* Board-specific peripheral configurations */
+&menet {
+ status = "ok";
+};-- Regards, Varka Bhadram.