diff --git a/Documentation/devicetree/bindings/misc/jesd-phy.txt b/Documentation/devicetree/bindings/misc/jesd-phy.txt new file mode 100644 index 00000000000000..84535cb1e9053f --- /dev/null +++ b/Documentation/devicetree/bindings/misc/jesd-phy.txt @@ -0,0 +1,24 @@ +* Xilinx JESD204B Phy + +Description: +The LogiCOREā„¢ IP JESD204 PHY core implements a JESD204B Physical interface supporting +line rates between 1.0 and 12.5 Gb/s on 1 to 12 lanes using GTX, GTH, or GTP transceivers. + +Required properties: +- compatible = "xlnx,jesd204-phy-2.0" +- reg = Should contain JESD204B phy registers location and length +- xlnx,pll-selection = The PLL selection 3 for QPLL and 1 For CPLL +- xlnx,lanes = No of Lanes +- xlnx,gt-refclk-freq = Reference frequency in Hz +- clocks = The phandle to the clock tree + +Example: +++++++++ + jesd204_phycores:phy@41e10000 { + compatible = "xlnx,jesd204-phy-2.0"; + reg = <0x41e10000 0x10000>; + xlnx,gt-refclk-freq = "156250000"; + xlnx,lanes = <0x1>; + xlnx,pll-selection = <0x3>; + clocks = <&si570>; + };