PHY_CSR7
rt2500usb_register_write_lock(rt2x00dev, PHY_CSR7, reg);
rt2500usb_register_write_lock(rt2x00dev, PHY_CSR7, reg);
reg = rt2500usb_register_read_lock(rt2x00dev, PHY_CSR7);
rt2x00mmio_register_write(rt2x00dev, PHY_CSR7, 0x00000a08);
rt2x00usb_register_write(rt2x00dev, PHY_CSR7, 0x00000408);