From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?utf-8?q?Eric=20B=C3=A9nard?= Date: Mon, 21 Jun 2010 09:41:16 +0200 Subject: [U-Boot] [PATCH v2] at91_emac: Write MAC address automatically In-Reply-To: <4C1EFFBF.6030902@gmail.com> References: <4C1EFFBF.6030902@gmail.com> Message-ID: <1277106076-18439-1-git-send-email-eric@eukrea.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de tested on cpuat91. Signed-off-by: Eric B?nard --- v2 : don't check if the MAC address is valid drivers/net/at91_emac.c | 28 ++++++++++++++++++++-------- 1 files changed, 20 insertions(+), 8 deletions(-) diff --git a/drivers/net/at91_emac.c b/drivers/net/at91_emac.c index cf0a7c0..1213a1a 100644 --- a/drivers/net/at91_emac.c +++ b/drivers/net/at91_emac.c @@ -360,14 +360,6 @@ 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]; @@ -468,6 +460,25 @@ 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; @@ -500,6 +511,7 @@ 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); -- 1.6.3.3