[][kernel][7988][mt753x][split  patches to file5.4]

[Description]
Fix MT7988-fpga build failed by split some phy patch to file-5.4

[Release-log]
N/A

Change-Id: Ibb5c0da1d8af8d524baac9071eea1fee0ec7bd44
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6988291
4 files changed