[PATCH v9 2/4] Documentation: dts: Add bindings for APM X-Gene SoC ethernet driver
Varka Bhadram
varkabhadram at gmail.com
Mon Jul 14 22:45:22 PDT 2014
On 07/15/2014 03:48 AM, Iyappan Subramanian wrote:
> This patch adds documentation for APM X-Gene SoC ethernet DTS binding.
>
> Signed-off-by: Iyappan Subramanian <isubramanian at apm.com>
> Signed-off-by: Ravi Patel <rapatel at apm.com>
> Signed-off-by: Keyur Chudgar <kchudgar at apm.com>
> ---
> .../devicetree/bindings/net/apm-xgene-enet.txt | 72 ++++++++++++++++++++++
> 1 file changed, 72 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..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.
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