diff options
Diffstat (limited to 'drivers/staging/fsl_ppfe/pfe_eth.c')
| -rw-r--r-- | drivers/staging/fsl_ppfe/pfe_eth.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/staging/fsl_ppfe/pfe_eth.c b/drivers/staging/fsl_ppfe/pfe_eth.c index ec4ed09..a6d1fb7 100644 --- a/drivers/staging/fsl_ppfe/pfe_eth.c +++ b/drivers/staging/fsl_ppfe/pfe_eth.c @@ -1173,6 +1173,7 @@ static void ls1012a_configure_serdes(struct net_device *ndev) struct pfe_eth_priv_s *priv = pfe->eth.eth_priv[0]; int sgmii_2500 = 0; struct mii_bus *bus = priv->mii_bus; + u16 value = 0; if (priv->einfo->mii_config == PHY_INTERFACE_MODE_2500SGMII) sgmii_2500 = 1; @@ -1190,14 +1191,16 @@ static void ls1012a_configure_serdes(struct net_device *ndev) pfe_eth_mdio_write(bus, 0, 0x4, 0x4001); pfe_eth_mdio_write(bus, 0, 0x12, 0xa120); pfe_eth_mdio_write(bus, 0, 0x13, 0x7); + /* Autonegotiation need to be disabled for 2.5G SGMII mode*/ + value = 0x0140; + pfe_eth_mdio_write(bus, 0, 0x0, value); } else { pfe_eth_mdio_write(bus, 0, 0x14, 0xb); pfe_eth_mdio_write(bus, 0, 0x4, 0x1a1); pfe_eth_mdio_write(bus, 0, 0x12, 0x400); pfe_eth_mdio_write(bus, 0, 0x13, 0x0); + pfe_eth_mdio_write(bus, 0, 0x0, 0x1140); } - - pfe_eth_mdio_write(bus, 0, 0x0, 0x1140); } /* |