diff --git a/patch/kernel/archive/rockchip64-6.11/overlay/Makefile b/patch/kernel/archive/rockchip64-6.11/overlay/Makefile
index f6138e1eba01..47877df684f4 100644
--- a/patch/kernel/archive/rockchip64-6.11/overlay/Makefile
+++ b/patch/kernel/archive/rockchip64-6.11/overlay/Makefile
@@ -44,7 +44,8 @@ dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
 	rockchip-rk3568-hk-spi-spidev.dtbo \
 	rockchip-rk3568-hk-uart0.dtbo \
 	rockchip-rk3568-hk-uart0-rts_cts.dtbo \
-	rockchip-rk3568-hk-uart1.dtbo
+	rockchip-rk3568-hk-uart1.dtbo \
+	rockchip-rk3568-rock-3a-disable-uart2.dtbo
 
 scr-$(CONFIG_ARCH_ROCKCHIP) += \
        rockchip-fixup.scr
diff --git a/patch/kernel/archive/rockchip64-6.11/overlay/rockchip-rk3568-rock-3a-disable-uart2.dtso b/patch/kernel/archive/rockchip64-6.11/overlay/rockchip-rk3568-rock-3a-disable-uart2.dtso
new file mode 100644
index 000000000000..5b7421e921d6
--- /dev/null
+++ b/patch/kernel/archive/rockchip64-6.11/overlay/rockchip-rk3568-rock-3a-disable-uart2.dtso
@@ -0,0 +1,12 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+        fragment@0 {
+                target = <&uart2>;
+
+                __overlay__ {
+                        status = "disabled";
+                };
+        };
+};