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at91_emac: Write MAC address automatically

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tested on cpuat91.

Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
This commit is contained in:
Eric Bénard 2010-06-21 09:41:16 +02:00 committed by Ben Warren
parent cafb14fecb
commit 409943a989
1 changed files with 20 additions and 8 deletions
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28
drivers/net/at91_emac.c
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@ -348,14 +348,6 @@ static int at91emac_init(struct eth_device *netdev, bd_t *bd)
writel(1 << AT91_ID_EMAC, &pmc->pcer);
writel(readl(&emac->ctl) | AT91_EMAC_CTL_CSR, &emac->ctl);
DEBUG_AT91EMAC("init MAC-ADDR %x%x \n",
cpu_to_le16(*((u16 *)(netdev->enetaddr + 4))),
cpu_to_le32(*((u32 *)netdev->enetaddr)));
writel(cpu_to_le32(*((u32 *)netdev->enetaddr)), &emac->sa2l);
writel(cpu_to_le16(*((u16 *)(netdev->enetaddr + 4))), &emac->sa2h);
DEBUG_AT91EMAC("init MAC-ADDR %x%x \n",
readl(&emac->sa2h), readl(&emac->sa2l));
/* Init Ethernet buffers */
for (i = 0; i < RBF_FRAMEMAX; i++) {
dev->rbfdt[i].addr = (unsigned long) NetRxPackets[i];
@ -456,6 +448,25 @@ static int at91emac_recv(struct eth_device *netdev)
return 0;
}
static int at91emac_write_hwaddr(struct eth_device *netdev)
{
emac_device *dev;
at91_emac_t *emac;
at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
emac = (at91_emac_t *) netdev->iobase;
dev = (emac_device *) netdev->priv;
writel(1 << AT91_ID_EMAC, &pmc->pcer);
DEBUG_AT91EMAC("init MAC-ADDR %x%x \n",
cpu_to_le16(*((u16 *)(netdev->enetaddr + 4))),
cpu_to_le32(*((u32 *)netdev->enetaddr)));
writel(cpu_to_le32(*((u32 *)netdev->enetaddr)), &emac->sa2l);
writel(cpu_to_le16(*((u16 *)(netdev->enetaddr + 4))), &emac->sa2h);
DEBUG_AT91EMAC("init MAC-ADDR %x%x \n",
readl(&emac->sa2h), readl(&emac->sa2l));
return 0;
}
int at91emac_register(bd_t *bis, unsigned long iobase)
{
emac_device *emac;
@ -488,6 +499,7 @@ int at91emac_register(bd_t *bis, unsigned long iobase)
dev->halt = at91emac_halt;
dev->send = at91emac_send;
dev->recv = at91emac_recv;
dev->write_hwaddr = at91emac_write_hwaddr;
eth_register(dev);