diff options
| -rw-r--r-- | drivers/net/ethernet/broadcom/genet/bcmgenet.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 527cecaf12c1..f93098840775 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -3289,6 +3289,7 @@ static int bcmgenet_probe(struct platform_device *pdev) const void *macaddr; struct resource *r; int err = -EIO; + const char *phy_mode_str; /* Up to GENET_MAX_MQ_CNT + 1 TX queues and RX queues */ dev = alloc_etherdev_mqs(sizeof(*priv), GENET_MAX_MQ_CNT + 1, @@ -3396,6 +3397,13 @@ static int bcmgenet_probe(struct platform_device *pdev) priv->clk_eee = NULL; } + /* If this is an internal GPHY, power it on now, before UniMAC is + * brought out of reset as absolutely no UniMAC activity is allowed + */ + if (dn && !of_property_read_string(dn, "phy-mode", &phy_mode_str) && + !strcasecmp(phy_mode_str, "internal")) + bcmgenet_power_up(priv, GENET_POWER_PASSIVE); + err = reset_umac(priv); if (err) goto err_clk_disable; |