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-Altera SOCFPGA SoC DWMAC controller
-
-This is a variant of the dwmac/stmmac driver an inherits all descriptions
-present in Documentation/devicetree/bindings/net/stmmac.txt.
-
-The device node has additional properties:
-
-Required properties:
- - compatible : For Cyclone5/Arria5 SoCs it should contain
- "altr,socfpga-stmmac". For Arria10/Agilex/Stratix10 SoCs
- "altr,socfpga-stmmac-a10-s10".
- Along with "snps,dwmac" and any applicable more detailed
- designware version numbers documented in stmmac.txt
- - altr,sysmgr-syscon : Should be the phandle to the system manager node that
- encompasses the glue register, the register offset, and the register shift.
- On Cyclone5/Arria5, the register shift represents the PHY mode bits, while
- on the Arria10/Stratix10/Agilex platforms, the register shift represents
- bit for each emac to enable/disable signals from the FPGA fabric to the
- EMAC modules.
- - altr,f2h_ptp_ref_clk use f2h_ptp_ref_clk instead of default eosc1 clock
- for ptp ref clk. This affects all emacs as the clock is common.
-
-Optional properties:
-altr,emac-splitter: Should be the phandle to the emac splitter soft IP node if
- DWMAC controller is connected emac splitter.
-phy-mode: The phy mode the ethernet operates in
-altr,sgmii-to-sgmii-converter: phandle to the TSE SGMII converter
-
-This device node has additional phandle dependency, the sgmii converter:
-
-Required properties:
- - compatible : Should be altr,gmii-to-sgmii-2.0
- - reg-names : Should be "eth_tse_control_port"
-
-Example:
-
-gmii_to_sgmii_converter: phy@100000240 {
- compatible = "altr,gmii-to-sgmii-2.0";
- reg = <0x00000001 0x00000240 0x00000008>,
- <0x00000001 0x00000200 0x00000040>;
- reg-names = "eth_tse_control_port";
- clocks = <&sgmii_1_clk_0 &emac1 1 &sgmii_clk_125 &sgmii_clk_125>;
- clock-names = "tse_pcs_ref_clk_clock_connection", "tse_rx_cdr_refclk";
-};
-
-gmac0: ethernet@ff700000 {
- compatible = "altr,socfpga-stmmac", "snps,dwmac-3.70a", "snps,dwmac";
- altr,sysmgr-syscon = <&sysmgr 0x60 0>;
- reg = <0xff700000 0x2000>;
- interrupts = <0 115 4>;
- interrupt-names = "macirq";
- mac-address = [00 00 00 00 00 00];/* Filled in by U-Boot */
- clocks = <&emac_0_clk>;
- clock-names = "stmmaceth";
- phy-mode = "sgmii";
- altr,gmii-to-sgmii-converter = <&gmii_to_sgmii_converter>;
-};