diff --git a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index ee9cd47..5d20651 100755
--- a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -3396,16 +3396,15 @@
 		MTK_FE_INT_RFIFO_OV | MTK_FE_INT_RFIFO_UF, MTK_FE_INT_ENABLE);
 
 	if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V3)) {
-		/* PSE dummy page mechanism */
-		mtk_w32(eth, PSE_DUMMY_WORK_GDM(1) | PSE_DUMMY_WORK_GDM(2) |
-			PSE_DUMMY_WORK_GDM(3) | DUMMY_PAGE_THR, PSE_DUMY_REQ);
-
 		/* PSE should not drop port1, port8 and port9 packets */
 		mtk_w32(eth, 0x00000302, PSE_NO_DROP_CFG);
 
 		/* PSE should drop p8 and p9 packets when WDMA Rx ring full*/
 		mtk_w32(eth, 0x00000300, PSE_PPE0_DROP);
 
+		/* PSE free buffer drop threshold */
+		mtk_w32(eth, 0x00600009, PSE_IQ_REV(8));
+
 		/* GDM and CDM Threshold */
 		mtk_w32(eth, 0x00000707, MTK_CDMW0_THRES);
 		mtk_w32(eth, 0x00000077, MTK_CDMW1_THRES);