ARM64: rockchip: evb_rk3399: add usb ohci definations

Problem: USB2.0 port can recognize any USB1.1 devices (like usb keyboard)
Add missed USB OHCI configuration

USB device tree:
  1  Hub (480 Mb/s, 0mA)
     u-boot EHCI Host Controller

  1  Hub (12 Mb/s, 0mA)
  |   U-Boot Root Hub
  |
  +-2  Human Interface (1.5 Mb/s, 100mA)
        Dell KB216 Wired Keyboard

Signed-off-by: Artem Lapkin <art@khadas.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/include/configs/evb_rk3399.h b/include/configs/evb_rk3399.h
index b7e8503..492b7b4 100644
--- a/include/configs/evb_rk3399.h
+++ b/include/configs/evb_rk3399.h
@@ -15,4 +15,7 @@
 
 #define SDRAM_BANK_SIZE			(2UL << 30)
 
+#define CONFIG_USB_OHCI_NEW
+#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS     2
+
 #endif