net: at91_ether: add pinctrl support

If no pinctrl available just report a warning as some architecture may not
need to do anything.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Tested-by: Joachim Eastwood <manabian@gmail.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2012-11-04 21:34:52 +00:00 committed by David S. Miller
parent 96f6360c5a
commit dea09247b4

View File

@ -34,6 +34,7 @@
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_net.h>
#include <linux/pinctrl/consumer.h>
#include "macb.h"
@ -501,11 +502,21 @@ static int __init at91ether_probe(struct platform_device *pdev)
struct phy_device *phydev;
struct macb *lp;
int res;
struct pinctrl *pinctrl;
regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!regs)
return -ENOENT;
pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
if (IS_ERR(pinctrl)) {
res = PTR_ERR(pinctrl);
if (res == -EPROBE_DEFER)
return res;
dev_warn(&pdev->dev, "No pinctrl provided\n");
}
dev = alloc_etherdev(sizeof(struct macb));
if (!dev)
return -ENOMEM;