USB: add ehci-ixp bus glue

EHCI Glue driver for Intel IXP4XX EHCI USB controller

Signed-off-by: Vladimir Barinov <vbarinov@ru.mvista.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 53fc97f..4caa6a8 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1008,6 +1008,11 @@
 #define	PLATFORM_DRIVER		ehci_orion_driver
 #endif
 
+#ifdef CONFIG_ARCH_IXP4XX
+#include "ehci-ixp4xx.c"
+#define	PLATFORM_DRIVER		ixp4xx_ehci_driver
+#endif
+
 #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
     !defined(PS3_SYSTEM_BUS_DRIVER)
 #error "missing bus glue for ehci-hcd"