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-rw-r--r--Documentation/devicetree/bindings/net/macb.txt11
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/macb.txt b/Documentation/devicetree/bindings/net/macb.txt
index b5d79761a..d2e243b1e 100644
--- a/Documentation/devicetree/bindings/net/macb.txt
+++ b/Documentation/devicetree/bindings/net/macb.txt
@@ -2,15 +2,19 @@
Required properties:
- compatible: Should be "cdns,[<chip>-]{macb|gem}"
+ Use "cdns,at91rm9200-emac" Atmel at91rm9200 SoC.
Use "cdns,at91sam9260-macb" for Atmel at91sam9 SoCs or the 10/100Mbit IP
available on sama5d3 SoCs.
+ Use "cdns,np4-macb" for NP4 SoC devices.
Use "cdns,at32ap7000-macb" for other 10/100 usage or use the generic form: "cdns,macb".
Use "cdns,pc302-gem" for Picochip picoXcell pc302 and later devices based on
the Cadence GEM, or the generic form: "cdns,gem".
Use "atmel,sama5d2-gem" for the GEM IP (10/100) available on Atmel sama5d2 SoCs.
Use "atmel,sama5d3-gem" for the Gigabit IP available on Atmel sama5d3 SoCs.
Use "atmel,sama5d4-gem" for the GEM IP (10/100) available on Atmel sama5d4 SoCs.
+ Use "cdns,zynq-gem" Xilinx Zynq-7xxx SoC.
Use "cdns,zynqmp-gem" for Zynq Ultrascale+ MPSoC.
+ Or the generic form: "cdns,emac".
- reg: Address and length of the register set for the device
- interrupts: Should contain macb interrupt
- phy-mode: See ethernet.txt file in the same directory.
@@ -19,6 +23,9 @@ Required properties:
Optional elements: 'tx_clk'
- clocks: Phandles to input clocks.
+Optional properties for PHY child node:
+- reset-gpios : Should specify the gpio for phy reset
+
Examples:
macb0: ethernet@fffc4000 {
@@ -29,4 +36,8 @@ Examples:
local-mac-address = [3a 0e 03 04 05 06];
clock-names = "pclk", "hclk", "tx_clk";
clocks = <&clkc 30>, <&clkc 30>, <&clkc 13>;
+ ethernet-phy@1 {
+ reg = <0x1>;
+ reset-gpios = <&pioE 6 1>;
+ };
};