ppc4xx: Use generic usb-ohci driver for sequoia board

This patch makes the sequoia board use the generic usb-ohci driver
instead of cpu/ppc4xx/usb_ohci.c.

Signed-off-by: Matthias Fuchs <matthias.fuchs@esd-electronics.com>
Signed-off-by: Stefan Roese <sr@denx.de>

include/configs/sequoia.h

@@ -301,8 +301,15 @@
 
 /* USB */
 #ifdef CONFIG_440EPX
-#define CONFIG_USB_OHCI
+#define CONFIG_USB_OHCI_NEW
 #define CONFIG_USB_STORAGE
+#define CFG_OHCI_BE_CONTROLLER
+
+#undef CFG_USB_OHCI_BOARD_INIT
+#define CFG_USB_OHCI_CPU_INIT	1
+#define CFG_USB_OHCI_REGS_BASE	CFG_USB_HOST
+#define CFG_USB_OHCI_SLOT_NAME	"ppc440"
+#define CFG_USB_OHCI_MAX_ROOT_PORTS 15
 
 /* Comment this out to enable USB 1.1 device */
 #define USB_2_0_DEVICE