This patch prevents OTG0 and OTG1 PHY from entering suspend mode.
Because if PHY enter suspend, it will cause DWC3 controller work
abnormally now. We can revert it if fusb302 driver is merged.
Change-Id: I74c3ee5d3e1b925e8dc758bdc6d67372df421b98
Signed-off-by: Wu Liang feng <wulf@rock-chips.com>