[][kernel][mt7988][eth][mediatek-ge: Fix R50 tuning & Add slave mode finetune]

[Description]
Fix R50 tuning & Add slave mode finetune

[Release-log]
N/A

Change-Id: Id80a564983cfccf1067d8c9d032d887914831646
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6642539
Build: srv_hbgsm110
1 file changed