diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
index 421dfbb..ae64248 100644
--- a/arch/arm/boot/dts/sun8i-r40.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40.dtsi
@@ -403,6 +420,11 @@
 				function = "uart0";
 			};
 
+			uart2_pi_pins: uart2-pi-pins {
+				pins = "PI18", "PI19";
+				function = "uart2";
+			};
+
 			uart3_pg_pins: uart3-pg-pins {
 				pins = "PG6", "PG7";
 				function = "uart3";
@@ -412,6 +463,23 @@
 				pins = "PG8", "PG9";
 				function = "uart3";
 			};
+
+			uart4_ph_pins: uart4-ph-pins {
+				pins = "PH4", "PH5";
+				function = "uart4";
+			};
+
+
+			uart5_ph_pins: uart5-ph-pins {
+				pins = "PH6", "PH7";
+				function = "uart5";
+			};
+
+			uart7_pi_pins: uart7-pi-pins {
+				pins = "PI20", "PI21";
+				function = "uart7";
+			};
+
 		};
 
 		wdt: watchdog@1c20c90 {