diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/phy/realtek.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c index cfbc0ca61123..761ce3b1e7bd 100644 --- a/drivers/net/phy/realtek.c +++ b/drivers/net/phy/realtek.c @@ -161,12 +161,23 @@ static int rtl8211c_config_init(struct phy_device *phydev) static int rtl8211f_config_init(struct phy_device *phydev) { - u16 val = 0; + u16 val; - /* enable TX-delay for rgmii-id and rgmii-txid, otherwise disable it */ - if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || - phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) + /* enable TX-delay for rgmii-{id,txid}, and disable it for rgmii and + * rgmii-rxid. The RX-delay can be enabled by the external RXDLY pin. + */ + switch (phydev->interface) { + case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_RXID: + val = 0; + break; + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_TXID: val = RTL8211F_TX_DELAY; + break; + default: /* the rest of the modes imply leaving delay as is. */ + return 0; + } return phy_modify_paged(phydev, 0xd08, 0x11, RTL8211F_TX_DELAY, val); } |