usb: chipidea: select USB_EHCI_ROOT_HUB_TT in USB_CHIPIDEA_HOST of Kconfig

ci13xxx host needs Root Hub Transaction Translators.
Reported-by: NShawn Guo <shawn.guo@freescale.com>
Signed-off-by: NRichard Zhao <richard.zhao@freescale.com>
Acked-by: NFelipe Balbi <balbi@ti.com>
Signed-off-by: NAlexander Shishkin <alexander.shishkin@linux.intel.com>
Acked-by: NMarek Vasut <marex@denx.de>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/chipidea/Kconfig

@@ -20,6 +20,7 @@ config USB_CHIPIDEA_UDC
 
 config USB_CHIPIDEA_HOST
 	bool "ChipIdea host controller"
+	select USB_EHCI_ROOT_HUB_TT
 	help
 	  Say Y here to enable host controller functionality of the
 	  ChipIdea driver.