usb: add Marvell Kirkwood ehci host controller driver

This driver is tested on Sheevaplug platform

Signed-off-by: Prafulla Wadaskar <prafulla@marvell.com>
Signed-off-by: Remy Bohmer <linux@bohmer.net>
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index ec1d689..940d4a8 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -37,6 +37,7 @@
 COBJS-$(CONFIG_USB_EHCI) += ehci-hcd.o
 COBJS-$(CONFIG_USB_EHCI_FSL) += ehci-fsl.o
 COBJS-$(CONFIG_USB_EHCI_IXP4XX) += ehci-ixp.o
+COBJS-$(CONFIG_USB_EHCI_KIRKWOOD) += ehci-kirkwood.o
 COBJS-$(CONFIG_USB_EHCI_PCI) += ehci-pci.o
 COBJS-$(CONFIG_USB_EHCI_VCT) += ehci-vct.o