diff options
| author | Simon Glass | 2017-01-11 11:46:09 +0100 |
|---|---|---|
| committer | Simon Glass | 2017-01-11 20:23:50 -0700 |
| commit | f63f28ee2520263f5c78f64f1d404b2c329ffe87 (patch) | |
| tree | 5fa231091b79799036a95a1cde2d05df18612f55 | |
| parent | 0ea38db90caa55e8366c9bef4214ab52b3fedf6a (diff) | |
net: designware: Split the link init into a separate function
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>
| -rw-r--r-- | drivers/net/designware.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/drivers/net/designware.c b/drivers/net/designware.c index ebcef8beaab..0c596a7aea3 100644 --- a/drivers/net/designware.c +++ b/drivers/net/designware.c @@ -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) |