From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from 63.mail-out.ovh.net ([91.121.185.56]) by canuck.infradead.org with smtp (Exim 4.72 #1 (Red Hat Linux)) id 1PsIC9-0003L9-M1 for barebox@lists.infradead.org; Wed, 23 Feb 2011 17:08:10 +0000 From: Jean-Christophe PLAGNIOL-VILLARD Date: Wed, 23 Feb 2011 18:03:58 +0100 Message-Id: <1298480638-8522-1-git-send-email-plagnioj@jcrosoft.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH] dm9000: read the mac address from the register if none are specified To: barebox@lists.infradead.org as barebox can be run as a second stage the first stage may have init it before so re-used it Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- drivers/net/dm9000.c | 18 ++++++++++++------ 1 files changed, 12 insertions(+), 6 deletions(-) diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c index b0e8822..c8d8517 100644 --- a/drivers/net/dm9000.c +++ b/drivers/net/dm9000.c @@ -169,6 +169,7 @@ struct dm9000_priv { void __iomem *iodata; struct mii_device miidev; int buswidth; + int srom; }; #ifdef CONFIG_DM9000_DEBUG @@ -433,12 +434,17 @@ static u16 read_srom_word(struct dm9000_priv *priv, int offset) static int dm9000_get_ethaddr(struct eth_device *edev, unsigned char *adr) { struct dm9000_priv *priv = (struct dm9000_priv *)edev->priv; - int i; + int i, oft; - for (i = 0; i < 3; i++) - ((u16 *) adr)[i] = read_srom_word(priv, i); + if (priv->srom) { + for (i = 0; i < 3; i++) + ((u16 *) adr)[i] = read_srom_word(priv, i); + } else { + for (i = 0, oft = 0x10; i < 6; i++, oft++) + adr[i] = DM9000_ior(priv, oft); + } - return 0; + return 0; } static int dm9000_set_ethaddr(struct eth_device *edev, unsigned char *adr) @@ -491,6 +497,7 @@ static int dm9000_probe(struct device_d *dev) priv->buswidth = pdata->buswidth; priv->iodata = (void *)pdata->iodata; priv->iobase = (void *)pdata->iobase; + priv->srom = pdata->srom; edev->init = dm9000_init_dev; edev->open = dm9000_eth_open; @@ -498,8 +505,7 @@ static int dm9000_probe(struct device_d *dev) edev->recv = dm9000_eth_rx; edev->halt = dm9000_eth_halt; edev->set_ethaddr = dm9000_set_ethaddr; - if (pdata->srom) - edev->get_ethaddr = dm9000_get_ethaddr; + edev->get_ethaddr = dm9000_get_ethaddr; /* RESET device */ dm9000_reset(priv); -- 1.7.2.3 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox