diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index d418f954c72d73b017ff85c30a4d6784ac655257..0a765f109cc12427a04f7b30ff3ce153dbc9b302 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -8896,9 +8896,6 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
 	if (tg3_flag(tp, PCI_EXPRESS))
 		rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
 
-	if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57766)
-		rdmac_mode |= RDMAC_MODE_JMB_2K_MMRR;
-
 	if (tg3_flag(tp, HW_TSO_1) ||
 	    tg3_flag(tp, HW_TSO_2) ||
 	    tg3_flag(tp, HW_TSO_3))
@@ -14190,8 +14187,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
 
 	if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719)
 		tp->dma_limit = TG3_TX_BD_DMA_MAX_4K;
-	else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57766)
-		tp->dma_limit = TG3_TX_BD_DMA_MAX_2K;
 
 	if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
 	    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||