diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap91-eth.c b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap91-eth.c
index c48af45cfbf9d2a32afc49b5f4106983af5f6e65..e45092c46cd6b68cf7053ff7794b4c7ddac27929 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap91-eth.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap91-eth.c
@@ -50,17 +50,11 @@ void __init ap91_eth_init(u8 *mac_addr, const char *port_names[])
 	ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 	ar71xx_eth0_data.speed = SPEED_100;
 	ar71xx_eth0_data.duplex = DUPLEX_FULL;
-	ar71xx_eth0_data.fifo_cfg1 = 0x0fff0000;
-	ar71xx_eth0_data.fifo_cfg2 = 0x00001fff;
-	ar71xx_eth0_data.fifo_cfg3 = 0x008001ff;
 
 	/* LAN ports */
 	ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 	ar71xx_eth1_data.speed = SPEED_1000;
 	ar71xx_eth1_data.duplex = DUPLEX_FULL;
-	ar71xx_eth1_data.fifo_cfg1 = 0x0fff0000;
-	ar71xx_eth1_data.fifo_cfg2 = 0x00001fff;
-	ar71xx_eth1_data.fifo_cfg3 = 0x008001ff;
 
 	ar71xx_add_device_mdio(0x0);
 	ar71xx_add_device_eth(1);