usb: dwc2: Move mode querying functions into core.h

These functions should go in core.h where they can be called from core,
device, or host.

Signed-off-by: John Youn <johnyoun@synopsys.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Tested-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2 files changed