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authorDavid S. Miller <davem@davemloft.net>2015-06-09 06:06:56 +0300
committerDavid S. Miller <davem@davemloft.net>2015-06-09 06:06:56 +0300
commit941742f49762ba4c908510f036b09a46c1b14513 (patch)
treeaafb7a72c2072f98889406668003234bed56df02 /drivers/net/ethernet/broadcom/genet
parentac7ba51c215db5739eb640f2f26025ced8668285 (diff)
parent5879ae5fd052a63d5ac0684320cb7df3e83da7de (diff)
downloadlinux-941742f49762ba4c908510f036b09a46c1b14513.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net/ethernet/broadcom/genet')
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmmii.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c
index e7651b3c6c57..420949cc55aa 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmmii.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c
@@ -299,9 +299,6 @@ int bcmgenet_mii_config(struct net_device *dev, bool init)
phy_name = "external RGMII (no delay)";
else
phy_name = "external RGMII (TX delay)";
- reg = bcmgenet_ext_readl(priv, EXT_RGMII_OOB_CTRL);
- reg |= RGMII_MODE_EN | id_mode_dis;
- bcmgenet_ext_writel(priv, reg, EXT_RGMII_OOB_CTRL);
bcmgenet_sys_writel(priv,
PORT_MODE_EXT_GPHY, SYS_PORT_CTRL);
break;
@@ -310,6 +307,15 @@ int bcmgenet_mii_config(struct net_device *dev, bool init)
return -EINVAL;
}
+ /* This is an external PHY (xMII), so we need to enable the RGMII
+ * block for the interface to work
+ */
+ if (priv->ext_phy) {
+ reg = bcmgenet_ext_readl(priv, EXT_RGMII_OOB_CTRL);
+ reg |= RGMII_MODE_EN | id_mode_dis;
+ bcmgenet_ext_writel(priv, reg, EXT_RGMII_OOB_CTRL);
+ }
+
if (init)
dev_info(kdev, "configuring instance for %s\n", phy_name);