diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index ecb267767cf5c2ba9e7ef996f2843bb883bec942..e2156a583de76a2cd67dcbc06593fb192caaf7e4 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -529,8 +529,8 @@
 		serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
 			0 0 1 2
 		>;
-		tx-num-evt = <1>;
-		rx-num-evt = <1>;
+		tx-num-evt = <32>;
+		rx-num-evt = <32>;
 };
 
 &tps {