--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -334,7 +334,14 @@ static int gfar_probe(struct of_device *
 	/* We need to delay at least 3 TX clocks */
 	udelay(2);
 
-	tempval = (MACCFG1_TX_FLOW | MACCFG1_RX_FLOW);
+	/*
+	 * Do not enable flow control on chips earlier than rev 1.1,
+	 * because of the eTSEC27 erratum
+	 */
+	tempval = 0;
+	if (mfspr(SPRN_SVR) & 0xffff >= 0x0011)
+		tempval = (MACCFG1_TX_FLOW | MACCFG1_RX_FLOW);
+
 	gfar_write(&priv->regs->maccfg1, tempval);
 
 	/* Initialize MACCFG2. */
