dt-bindings: usb: mtu3: remove dummy clocks and add optional ones

Remove dummy clocks for usb wakeup and add optional ones for
mcu_bus and dma_bus bus.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
1 file changed