dt-bindings: usb: mtk-xhci: add support ip-sleep for mt8195

There are 4 USB controllers on MT8195, each controller's wakeup control is
different, add some specific versions for them.

Acked-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/20220128062902.26273-1-chunfeng.yun@mediatek.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>