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net: gem: Remove phy autodetection code

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There is no reason to detect phy when core is doing it for us.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2019-03-29 09:25:09 +01:00
parent 51c019ff8c
commit c19d4c72aa
1 changed files with 0 additions and 48 deletions
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48
drivers/net/zynq_gem.c
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@ -261,45 +261,6 @@ static int phywrite(struct zynq_gem_priv *priv, u32 phy_addr,
ZYNQ_GEM_PHYMNTNC_OP_W_MASK, &data);
}
static int phy_detection(struct udevice *dev)
{
int i;
u16 phyreg = 0;
struct zynq_gem_priv *priv = dev->priv;
if (priv->phyaddr != -1) {
phyread(priv, priv->phyaddr, PHY_DETECT_REG, &phyreg);
if ((phyreg != 0xFFFF) &&
((phyreg & PHY_DETECT_MASK) == PHY_DETECT_MASK)) {
/* Found a valid PHY address */
debug("Default phy address %d is valid\n",
priv->phyaddr);
return 0;
} else {
debug("PHY address is not setup correctly %d\n",
priv->phyaddr);
priv->phyaddr = -1;
}
}
debug("detecting phy address\n");
if (priv->phyaddr == -1) {
/* detect the PHY address */
for (i = 31; i >= 0; i--) {
phyread(priv, i, PHY_DETECT_REG, &phyreg);
if ((phyreg != 0xFFFF) &&
((phyreg & PHY_DETECT_MASK) == PHY_DETECT_MASK)) {
/* Found a valid PHY address */
priv->phyaddr = i;
debug("Found valid phy address, %d\n", i);
return 0;
}
}
}
printf("PHY is not detected\n");
return -1;
}
static int zynq_gem_setup_mac(struct udevice *dev)
{
u32 i, macaddrlow, macaddrhigh;
@ -345,15 +306,6 @@ static int zynq_phy_init(struct udevice *dev)
/* Enable only MDIO bus */
writel(ZYNQ_GEM_NWCTRL_MDEN_MASK, &regs->nwctrl);
if ((priv->interface != PHY_INTERFACE_MODE_SGMII) &&
(priv->interface != PHY_INTERFACE_MODE_GMII)) {
ret = phy_detection(dev);
if (ret) {
printf("GEM PHY init failed\n");
return ret;
}
}
priv->phydev = phy_connect(priv->bus, priv->phyaddr, dev,
priv->interface);
if (!priv->phydev)