1*4882a593SmuzhiyunDriver for Broadcom Northstar USB 2.0 PHY 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunRequired properties: 4*4882a593Smuzhiyun- compatible: brcm,ns-usb2-phy 5*4882a593Smuzhiyun- reg: iomem address range of DMU (Device Management Unit) 6*4882a593Smuzhiyun- reg-names: "dmu", the only needed & supported reg right now 7*4882a593Smuzhiyun- clocks: USB PHY reference clock 8*4882a593Smuzhiyun- clock-names: "phy-ref-clk", the only needed & supported clock right now 9*4882a593Smuzhiyun 10*4882a593SmuzhiyunTo initialize USB 2.0 PHY driver needs to setup PLL correctly. To do this it 11*4882a593Smuzhiyunrequires passing phandle to the USB PHY reference clock. 12*4882a593Smuzhiyun 13*4882a593SmuzhiyunExample: 14*4882a593Smuzhiyun usb2-phy { 15*4882a593Smuzhiyun compatible = "brcm,ns-usb2-phy"; 16*4882a593Smuzhiyun reg = <0x1800c000 0x1000>; 17*4882a593Smuzhiyun reg-names = "dmu"; 18*4882a593Smuzhiyun #phy-cells = <0>; 19*4882a593Smuzhiyun clocks = <&genpll BCM_NSP_GENPLL_USB_PHY_REF_CLK>; 20*4882a593Smuzhiyun clock-names = "phy-ref-clk"; 21*4882a593Smuzhiyun }; 22