MIPS: ralink: mt7620: This SoC has EHCI and OHCI hosts

Select the the EHCI and OHCI symbols.

Signed-off-by: John Crispin <blogic@openwrt.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5675/


Signed-off-by: Ralf Baechle <ralf@linux-mips.org>