diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
index 59827398050c..1b0c7c6d6406 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -4006,10 +4006,10 @@ static const struct rockchip_usb2phy_cfg rk3506_phy_cfgs[] = {
 				.ls_det_en	= { 0x0150, 0, 0, 0, 1 },
 				.ls_det_st	= { 0x0154, 0, 0, 0, 1 },
 				.ls_det_clr	= { 0x0158, 0, 0, 0, 1 },
-				.disfall_en	= { 0x0150, 7, 7, 0, 1 },
+				.disfall_en	= { 0x0150, 7, 7, 0, 0 },
 				.disfall_st	= { 0x0154, 7, 7, 0, 1 },
 				.disfall_clr	= { 0x0158, 7, 7, 0, 1 },
-				.disrise_en	= { 0x0150, 6, 6, 0, 1 },
+				.disrise_en	= { 0x0150, 6, 6, 0, 0 },
 				.disrise_st	= { 0x0154, 6, 6, 0, 1 },
 				.disrise_clr	= { 0x0158, 6, 6, 0, 1 },
 				.utmi_avalid	= { 0x0118, 1, 1, 0, 1 },
@@ -4018,6 +4018,7 @@ static const struct rockchip_usb2phy_cfg rk3506_phy_cfgs[] = {
 				.utmi_ls	= { 0x0118, 5, 4, 0, 1 },
 				.utmi_hstdet	= { 0x0118, 7, 7, 0, 1 },
 				.vbus_det_en	= { 0x003c, 15, 15, 1, 0 },
+				.port_ls_filter_con = { 0x0160, 19, 0, 0x30100, 0x20 },
 			},
 			[USB2PHY_PORT_HOST] = {
 				.phy_sus	= { 0x0070, 8, 0, 0, 0x1d1 },
@@ -4037,10 +4038,10 @@ static const struct rockchip_usb2phy_cfg rk3506_phy_cfgs[] = {
 				.ls_det_en	= { 0x0170, 0, 0, 0, 1 },
 				.ls_det_st	= { 0x0174, 0, 0, 0, 1 },
 				.ls_det_clr	= { 0x0178, 0, 0, 0, 1 },
-				.disfall_en	= { 0x0170, 7, 7, 0, 1 },
+				.disfall_en	= { 0x0170, 7, 7, 0, 0 },
 				.disfall_st	= { 0x0174, 7, 7, 0, 1 },
 				.disfall_clr	= { 0x0178, 7, 7, 0, 1 },
-				.disrise_en	= { 0x0170, 6, 6, 0, 1 },
+				.disrise_en	= { 0x0170, 6, 6, 0, 0 },
 				.disrise_st	= { 0x0174, 6, 6, 0, 1 },
 				.disrise_clr	= { 0x0178, 6, 6, 0, 1 },
 				.utmi_avalid	= { 0x0118, 9, 9, 0, 1 },
@@ -4049,6 +4050,7 @@ static const struct rockchip_usb2phy_cfg rk3506_phy_cfgs[] = {
 				.utmi_ls	= { 0x0118, 13, 12, 0, 1 },
 				.utmi_hstdet	= { 0x0118, 15, 15, 0, 1 },
 				.vbus_det_en	= { 0x043c, 15, 15, 1, 0 },
+				.port_ls_filter_con = { 0x0180, 19, 0, 0x30100, 0x20 },
 			}
 		},
 		.chg_det = {