diff options
Diffstat (limited to 'drivers/net/ethernet/smsc/smsc911x.c')
| -rw-r--r-- | drivers/net/ethernet/smsc/smsc911x.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index 6eef3251d833..c8b26259c9cf 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -2369,23 +2369,25 @@ static int smsc911x_probe_config(struct smsc911x_platform_config *config, { int phy_interface; u32 width = 0; + int err; phy_interface = device_get_phy_mode(dev); if (phy_interface < 0) - return phy_interface; - + phy_interface = PHY_INTERFACE_MODE_NA; config->phy_interface = phy_interface; device_get_mac_address(dev, config->mac, ETH_ALEN); - device_property_read_u32(dev, "reg-shift", &config->shift); - - device_property_read_u32(dev, "reg-io-width", &width); - if (width == 4) + err = device_property_read_u32(dev, "reg-io-width", &width); + if (err == -ENXIO) + return err; + if (!err && width == 4) config->flags |= SMSC911X_USE_32BIT; else config->flags |= SMSC911X_USE_16BIT; + device_property_read_u32(dev, "reg-shift", &config->shift); + if (device_property_present(dev, "smsc,irq-active-high")) config->irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH; |