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net: designware: Split the link init into a separate function

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With rockchip we need to make adjustments after the link speed is set but
before enabling received/transmit. In preparation for this, split these
two pieces into separate functions.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Romain Perier <romain.perier@collabora.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Simon Glass 2017-01-11 11:46:09 +01:00
parent 0ea38db90c
commit f63f28ee25
1 changed files with 24 additions and 2 deletions
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26
drivers/net/designware.c
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@ -327,6 +327,13 @@ static int _dw_eth_init(struct dw_eth_dev *priv, u8 *enetaddr)
if (ret)
return ret;
return 0;
}
static int designware_eth_enable(struct dw_eth_dev *priv)
{
struct eth_mac_regs *mac_p = priv->mac_regs_p;
if (!priv->phydev->link)
return -EIO;
@ -484,7 +491,13 @@ static int dw_phy_init(struct dw_eth_dev *priv, void *dev)
#ifndef CONFIG_DM_ETH
static int dw_eth_init(struct eth_device *dev, bd_t *bis)
{
return _dw_eth_init(dev->priv, dev->enetaddr);
int ret;
ret = _dw_eth_init(dev->priv, dev->enetaddr);
if (!ret)
ret = designware_eth_enable(dev->priv);
return ret;
}
static int dw_eth_send(struct eth_device *dev, void *packet, int length)
@ -575,8 +588,17 @@ int designware_initialize(ulong base_addr, u32 interface)
static int designware_eth_start(struct udevice *dev)
{
struct eth_pdata *pdata = dev_get_platdata(dev);
struct dw_eth_dev *priv = dev_get_priv(dev);
int ret;
return _dw_eth_init(dev->priv, pdata->enetaddr);
ret = _dw_eth_init(priv, pdata->enetaddr);
if (ret)
return ret;
ret = designware_eth_enable(priv);
if (ret)
return ret;
return 0;
}
static int designware_eth_send(struct udevice *dev, void *packet, int length)