net: dc2114x: get mac address from environment

Let this old driver work like the other newer network card drivers, loading the
MAC address from environment, which could be more flexible to set.

Signed-off-by: Hanyuan Zhao <zhaohy22@mails.tsinghua.edu.cn>

diff --git a/drivers/net/dc2114x.c b/drivers/net/dc2114x.c
index 3704d2e655e9b6ec7e51c38b3a43aae2d16f5764..7f0715429f37f784303769b3f5f632e828951b48 100644 (file)
--- a/drivers/net/dc2114x.c
+++ b/drivers/net/dc2114x.c
@@ -478,8 +478,16 @@ static int dc2114x_start(struct udevice *dev)
 {
        struct eth_pdata *plat = dev_get_plat(dev);
        struct dc2114x_priv *priv = dev_get_priv(dev);
+       int rval;
 
-       memcpy(priv->enetaddr, plat->enetaddr, sizeof(plat->enetaddr));
+       if(!priv->enetaddr) {
+               rval = eth_env_get_enetaddr("ethaddr", priv->enetaddr);
+
+               if (!rval) {
+                       printf("dc2114x: Err: please set a valid MAC address\n");
+                       return -EINVAL;
+               }
+       }
 
 #if !CONFIG_IS_ENABLED(TULIP_SUPPORT_NON_PCI)
        /* Ensure we're not sleeping. */
@@ -574,9 +582,6 @@ static int dc2114x_probe(struct udevice *dev)
        iobase &= ~0xf;
 
        debug("dc2114x: DEC 2114x PCI Device @0x%x\n", iobase);
-
-       priv->devno = dev;
-       priv->enetaddr = plat->enetaddr;
        priv->iobase = (void __iomem *)dm_pci_mem_to_phys(dev, iobase);
 
        command = PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
@@ -589,6 +594,9 @@ static int dc2114x_probe(struct udevice *dev)
 
        dm_pci_write_config8(dev, PCI_LATENCY_TIMER, 0x60);
 #endif
+
+       priv->devno = dev;
+       priv->enetaddr = plat->enetaddr;
        return 0;
 }