Merge tag 'usb-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB updates from Greg KH:
 "Here is the big USB patchset for 4.6-rc1.

  The normal mess is here, gadget and xhci fixes and updates, and lots
  of other driver updates and cleanups as well.  Full details are in the
  shortlog.

  All have been in linux-next for a while with no reported issues"

* tag 'usb-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (266 commits)
  USB: core: let USB device know device node
  usb: devio: Add ioctl to disallow detaching kernel USB drivers.
  usb: gadget: f_acm: Fix configfs attr name
  usb: udc: lpc32xx: remove USB PLL and USB OTG clock management
  usb: udc: lpc32xx: remove direct access to clock controller registers
  usb: udc: lpc32xx: switch to clock prepare/unprepare model
  usb: renesas_usbhs: gadget: fix giveback status code in usbhsg_pipe_disable()
  usb: gadget: renesas_usb3: Use ARCH_RENESAS
  usb: dwc2: Fix issues in dwc2_complete_non_isoc_xfer_ddma()
  usb: dwc2: Add support for Lantiq ARX and XRX SoCs
  usb: phy: generic: Handle late registration of gadget
  usb: gadget: bdc_udc: fix race condition in bdc_udc_exit()
  usb: musb: core: added missing const qualifier to musb_hdrc_platform_data::config
  usb: dwc2: Move host-specific core functions into hcd.c
  usb: dwc2: Move register save and restore functions
  usb: dwc2: Use kmem_cache_free()
  usb: dwc2: host: If using uframe scheduler, end splits better
  usb: dwc2: host: Totally redo the microframe scheduler
  usb: dwc2: host: Properly set even/odd frame
  usb: dwc2: host: Add dwc2_hcd_get_future_frame_number() call
  ...

diff --cc Documentation/kernel-parameters.txt
index 85b280d,8a6c6c0..0ee46a8
--- 1/Documentation/kernel-parameters.txt
--- 2/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@@ -3529,10 -3491,12 +3529,16 @@@ bytes respectively. Such letter suffixe
  
        ro              [KNL] Mount root device read-only on boot
  
 +      rodata=         [KNL]
 +              on      Mark read-only kernel memory as read-only (default).
 +              off     Leave read-only kernel memory writable for debugging.
 +
+       rockchip.usb_uart
+                       Enable the uart passthrough on the designated usb port
+                       on Rockchip SoCs. When active, the signals of the
+                       debug-uart get routed to the D+ and D- pins of the usb
+                       port and the regular usb controller gets disabled.
+ 
        root=           [KNL] Root filesystem
                        See name_to_dev_t comment in init/do_mounts.c.
  

diff --cc MAINTAINERS
Simple merge

diff --cc drivers/usb/core/hcd-pci.c
Simple merge

diff --cc drivers/usb/serial/cp210x.c
Simple merge

diff --cc drivers/usb/serial/mos7840.c
Simple merge