From: Siva Reddy <siva.kallam@xxxxxxxxxxx> This patch adds binding document for SXGBE ethernet driver via device-tree. Signed-off-by: Siva Reddy Kallam <siva.kallam@xxxxxxxxxxx> Signed-off-by: Byungho An <bh74.an@xxxxxxxxxxx> --- .../devicetree/bindings/net/samsung-sxgbe.txt | 53 ++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/samsung-sxgbe.txt diff --git a/Documentation/devicetree/bindings/net/samsung-sxgbe.txt b/Documentation/devicetree/bindings/net/samsung-sxgbe.txt new file mode 100644 index 0000000..ca27947 --- /dev/null +++ b/Documentation/devicetree/bindings/net/samsung-sxgbe.txt @@ -0,0 +1,53 @@ +* Samsung 10G Ethernet driver (SXGBE) + +Required properties: +- compatible: Should be "samsung,sxgbe-v2.0a" +- reg: Address and length of the register set for the device +- interrupt-parent: Should be the phandle for the interrupt controller + that services interrupts for this device +- interrupts: Should contain the SXGBE interrupts + These interrupts are ordered by fixed and follows variable + trasmit DMA interrupts, receive DMA interrupts and lpi interrupt. + index 0 - this is fixed common interrupt of SXGBE and it is always + available. + index 1 to 25 - 8 variable trasmit interrupts, variable 16 receive interrupts + and 1 optional lpi interrupt. +- phy-mode: String, operation mode of the PHY interface. + Supported values are: "xaui", "gmii". +- samsung,pbl: Integer, Programmable Burst Length. + Supported values are 1, 2, 4, 8, 16, or 32. +- samsung,fixed-burst: Boolean, Program the DMA to use the fixed burst mode +- samsung,burst-map: Integer, Program the possible bursts supported by sxgbe + This is an interger and represents allowable DMA bursts when fixed burst. + Allowable range is 0x00-0x3F. This field is valid only when fixed burst is + enabled, otherwise ignored. +- samsung,adv-addr-mode: Boolean, Program the DMA to use Enhanced address mode. +- samsung,force_thresh_dma_mode: Boolean, Force DMA to use the threshold mode + for both tx and rx +- samsung,force_sf_dma_mode: Boolean, Force DMA to use the Store and Forward + mode for both tx and rx. This flag is ignored if force_thresh_dma_mode is set. +- samsung,phy-addr: Integer, Address of the PHY attached with SXGBE. + +Optional properties: +- mac-address: 6 bytes, mac address + +Example: + + aliases { + ethernet0 = <&sxgbe0>; + }; + + sxgbe0: ethernet@1a040000 { + compatible = "samsung,sxgbe-v2.0a"; + reg = <0 0x1a040000 0 0x10000>; + interrupt-parent = <&gic>; + interrupts = <0 209 4>, <0 185 4>, <0 186 4>, <0 187 4>, + <0 188 4>, <0 189 4>, <0 190 4>, <0 191 4>, + <0 192 4>, <0 193 4>, <0 194 4>, <0 195 4>, + <0 196 4>, <0 197 4>, <0 198 4>, <0 199 4>, + <0 200 4>, <0 201 4>, <0 202 4>, <0 203 4>, + <0 204 4>, <0 205 4>, <0 206 4>, <0 207 4>, + <0 208 4>, <0 210 4>; + mac-address = [000000000000]; /* Filled in by U-Boot */ + phy-mode = "xaui"; + }; -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html