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1Broadcom Stingray PCIe PHY2 3Required properties:4- compatible: must be "brcm,sr-pcie-phy"5- reg: base address and length of the PCIe SS register space6- brcm,sr-cdru: phandle to the CDRU syscon node7- brcm,sr-mhb: phandle to the MHB syscon node8- #phy-cells: Must be 1, denotes the PHY index9 10For PAXB based root complex, one can have a configuration of up to 8 PHYs11PHY index goes from 0 to 712 13For the internal PAXC based root complex, PHY index is always 814 15Example:16 mhb: syscon@60401000 {17 compatible = "brcm,sr-mhb", "syscon";18 reg = <0 0x60401000 0 0x38c>;19 };20 21 cdru: syscon@6641d000 {22 compatible = "brcm,sr-cdru", "syscon";23 reg = <0 0x6641d000 0 0x400>;24 };25 26 pcie_phy: phy@40000000 {27 compatible = "brcm,sr-pcie-phy";28 reg = <0 0x40000000 0 0x800>;29 brcm,sr-cdru = <&cdru>;30 brcm,sr-mhb = <&mhb>;31 #phy-cells = <1>;32 };33 34 /* users of the PCIe PHY */35 36 pcie0: pcie@48000000 {37 ...38 ...39 phys = <&pcie_phy 0>;40 phy-names = "pcie-phy";41 };42