usb: host: xhci: add platform driver support

This adds a fairly simple xhci-platform driver support. Currently it is
used by the dwc3 driver for supporting host mode.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index 7ca290fcb07..0982bcc140b 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -15,6 +15,10 @@ xhci-hcd-y := xhci.o xhci-mem.o
 xhci-hcd-y += xhci-ring.o xhci-hub.o xhci-dbg.o
 xhci-hcd-$(CONFIG_PCI)  += xhci-pci.o
 
+ifneq ($(CONFIG_USB_XHCI_PLATFORM), )
+        xhci-hcd-y              += xhci-plat.o
+endif
+
 obj-$(CONFIG_USB_WHCI_HCD)      += whci/
 
 obj-$(CONFIG_PCI)               += pci-quirks.o