Hello. On 02/14/2014 03:08 AM, Florian Fainelli wrote:
This patch adds the Device Tree bindings for the Broadcom GENET Gigabit Ethernet controller. A bunch of examples are provided to illustrate the versatile aspect of the hardare.
Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
[...] Too bad I didn't read this patch before and now it has been already applied. [...]
diff --git a/Documentation/devicetree/bindings/net/broadcom-bcmgenet.txt b/Documentation/devicetree/bindings/net/broadcom-bcmgenet.txt new file mode 100644 index 0000000..afd31f9 --- /dev/null +++ b/Documentation/devicetree/bindings/net/broadcom-bcmgenet.txt @@ -0,0 +1,121 @@ +* Broadcom BCM7xxx Ethernet Controller (GENET) + +Required properties: +- compatible: should contain one of "brcm,genet-v1", "brcm,genet-v2", + "brcm,genet-v3", "brcm,genet-v4". +- reg: address and length of the register set for the device +- interrupts: must be two cells, the first cell is the general purpose + interrupt line, while the second cell is the interrupt for the ring + RX and TX queues operating in ring mode +- phy-mode: String, operation mode of the PHY interface. Supported values are + "mii", "rgmii", "rgmii-txid", "rev-mii", "moca". Analogous to ePAPR + "phy-connection-type" values +- address-cells: should be 1 +- size-cells: should be 1
The above two prop names should have # in front of them. Examples seem to be correct. Some words about the downstream bus wouldn't hurt too.
[...]
+Required child nodes: + +- mdio bus node: this node should always be present regarless of the PHY + configuration of the GENET instance + +MDIO bus node required properties: + +- compatible: should contain one of "brcm,genet-mdio-v1", "brcm,genet-mdio-v2" + "brcm,genet-mdio-v3", "brcm,genet-mdio-v4", the version has to match the + parent node compatible property (e.g: brcm,genet-v4 pairs with + brcm,genet-mdio-v4) +- reg: address and length relative to the parent node base register address +- address-cells: address cell for MDIO bus addressing, should be 1 +- size-cells: size of the cells for MDIO bus addressing, should be 0
The above two props should have # in front of them as well. Examples seem to be correct.
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