[PATCH 2/4] configs: roc-pc-rk3399:fix up USB support

[Manoj Sai]

- Fix up USB config options so keyboards and other USB devices work .

- Update the number of ports of the Usb root hub to configuration of
  CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS .

USB device tree:
  1  Hub (12 Mb/s, 0mA)
      U-Boot Root Hub
  1  Hub (12 Mb/s, 0mA)
  |   U-Boot Root Hub
  |
  +-2  Hub (12 Mb/s, 100mA)
        USB 2.0 Hub [MTT]

 1  Hub (5 Gb/s, 0mA)
    U-Boot XHCI Host Controller

Signed-off-by: Manoj Sai <abbaraju.manojsai at amarulasolutions.com>
Signed-off-by: Da Xue <da.xue at libretech.co>
Signed-off-by: dsx724 <da at lessconfused.com>
---
 configs/roc-pc-rk3399_defconfig | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/configs/roc-pc-rk3399_defconfig b/configs/roc-pc-rk3399_defconfig
index 84e82da3cf..ffd809687b 100644
--- a/configs/roc-pc-rk3399_defconfig
+++ b/configs/roc-pc-rk3399_defconfig
@@ -76,6 +76,9 @@ CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_USB_OHCI_GENERIC=y
+CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS=2
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GENERIC=y
 CONFIG_USB_KEYBOARD=y
-- 
2.25.1