Driver for Broadcom Northstar USB 3.0 PHY
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Required properties:
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- compatible: one of: "brcm,ns-ax-usb3-phy", "brcm,ns-bx-usb3-phy".
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- reg: address of MDIO bus device
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- usb3-dmp-syscon: phandle to syscon with DMP (Device Management Plugin)
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registers
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- #phy-cells: must be 0
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Initialization of USB 3.0 PHY depends on Northstar version. There are currently
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three known series: Ax, Bx and Cx.
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Known A0: BCM4707 rev 0
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Known B0: BCM4707 rev 4, BCM53573 rev 2
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Known B1: BCM4707 rev 6
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Known C0: BCM47094 rev 0
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Example:
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mdio: mdio@0 {
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reg = <0x0>;
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#size-cells = <1>;
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#address-cells = <0>;
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usb3-phy@10 {
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compatible = "brcm,ns-ax-usb3-phy";
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reg = <0x10>;
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usb3-dmp-syscon = <&usb3_dmp>;
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#phy-cells = <0>;
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};
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};
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usb3_dmp: syscon@18105000 {
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reg = <0x18105000 0x1000>;
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};
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