net: keystone_net: move serdes setup to initialization function
On Keystone2 devices serdes must be initialized before accessing MDIO bus.
This commit moves the keystone2_net_serdes_setup() from keystone2_eth_open
to keystone2_emac_initialize to meet that requirement.
This also eliminates unnecessary serdes initializatin every time when the
keystone2_eth_open is being called.
Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Tested-by: Nishanth Menon <nm@ti.com>
diff --git a/drivers/net/keystone_net.c b/drivers/net/keystone_net.c
index bedab1d..35f1a57 100644
--- a/drivers/net/keystone_net.c
+++ b/drivers/net/keystone_net.c
@@ -398,8 +398,6 @@
sys_has_mdio =
(eth_priv->sgmii_link_type == SGMII_LINK_MAC_PHY) ? 1 : 0;
- keystone2_net_serdes_setup();
-
if (sys_has_mdio)
keystone2_mdio_reset(mdio_bus);
@@ -556,6 +554,8 @@
return res;
}
+ keystone2_net_serdes_setup();
+
/* Create phy device and bind it with driver */
#ifdef CONFIG_KSNET_MDIO_PHY_CONFIG_ENABLE
phy_dev = phy_connect(mdio_bus, eth_priv->phy_addr,