pxa-common: pxa27x has 3 OHCI ports

3rd port can be used as a device or host.

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Acked-by: Marek Vasut <marex@denx.de>

include/configs/pxa-common.h

@@ -37,7 +37,11 @@
 #define	CONFIG_USB_OHCI_NEW
 #define	CONFIG_SYS_USB_OHCI_CPU_INIT
 #define	CONFIG_SYS_USB_OHCI_BOARD_INIT
+#ifdef CONFIG_CPU_PXA27X
+#define	CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	3
+#else
 #define	CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2
+#endif
 #define	CONFIG_SYS_USB_OHCI_REGS_BASE		0x4c000000
 #define	CONFIG_SYS_USB_OHCI_SLOT_NAME		"pxa-ohci"
 #define	CONFIG_USB_STORAGE