diff --git a/rk356x/.dr4-rk3568.dtb.dts.tmp b/rk356x/.dr4-rk3568.dtb.dts.tmp
index 6c35b8e..c5a0314 100644
--- a/rk356x/.dr4-rk3568.dtb.dts.tmp
+++ b/rk356x/.dr4-rk3568.dtb.dts.tmp
@@ -8872,8 +8872,8 @@ dsi1_panel: panel@0 {
                     &gmac0_clkinout>;
 
 
-        tx_delay = <0x3c>;
-        rx_delay = <0x2f>;
+        tx_delay = <0x6e>;
+        rx_delay = <0x3f>;
 
         phy-handle = <&rgmii_phy0>;
         status = "okay";
diff --git a/rk356x/dr4-rk3568.dtb b/rk356x/dr4-rk3568.dtb
index 7891c91..d300a97 100644
Binary files a/rk356x/dr4-rk3568.dtb and b/rk356x/dr4-rk3568.dtb differ
diff --git a/rk356x/rp-gmac0-pro-rk3568.dtsi b/rk356x/rp-gmac0-pro-rk3568.dtsi
index 2cc1990..a246b34 100755
--- a/rk356x/rp-gmac0-pro-rk3568.dtsi
+++ b/rk356x/rp-gmac0-pro-rk3568.dtsi
@@ -20,8 +20,8 @@
                     &gmac0_clkinout>;
 
 
-        tx_delay = <0x3c>;
-        rx_delay = <0x2f>;
+        tx_delay = <0x6e>;
+        rx_delay = <0x3f>;
 
         phy-handle = <&rgmii_phy0>;
         status = "okay";