diff --git a/arch/powerpc/boot/dts/bamboo.dts b/arch/powerpc/boot/dts/bamboo.dts
index bdd56b0e94603a001005e7e0d81a0770182dc5b1..a88ae3d218a5a2a99b6c27b29ed36d318a2c3c10 100644
--- a/arch/powerpc/boot/dts/bamboo.dts
+++ b/arch/powerpc/boot/dts/bamboo.dts
@@ -94,7 +94,7 @@
 			compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal";
 			dcr-reg = <180 62>;
 			num-tx-chans = <4>;
-			num-rx-chans = <4>;
+			num-rx-chans = <2>;
 			interrupt-parent = <&MAL0>;
 			interrupts = <0 1 2 3 4>;
 			#interrupt-cells = <1>;