arm: stm32: Enable OHCI HCD support on STM32MP15xx DHSOM

The OHCI HCD is mandatory for USB 1.1 FS/LS device support, enable it.
This used to be enabled implicitly before, now that implicit dependency
disappeared and this got disabled. Enable it manually.

Signed-off-by: Marek Vasut <marex@denx.de>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2 files changed