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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2012-10-31 07:04:59 +0100
committerDavid S. Miller <davem@davemloft.net>2012-11-01 16:45:58 +0100
commit8ef29f8aae524bd51298fb10ac6a5ce6c4c5a3d8 (patch)
treebc9ef33e95a49cbb650c68388b19f2715efed7f1 /drivers
parentnet/macb: Offset first RX buffer by two bytes (diff)
downloadlinux-8ef29f8aae524bd51298fb10ac6a5ce6c4c5a3d8.tar.xz
linux-8ef29f8aae524bd51298fb10ac6a5ce6c4c5a3d8.zip
net/macb: add pinctrl consumer 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> [nicolas.ferre@atmel.com: adapt the error path, remove unneeded headers] Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Tested-by: Joachim Eastwood <manabian@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/cadence/macb.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
index c1f20b067abf..c37487535125 100644
--- a/drivers/net/ethernet/cadence/macb.c
+++ b/drivers/net/ethernet/cadence/macb.c
@@ -26,6 +26,7 @@
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_net.h>
+#include <linux/pinctrl/consumer.h>
#include "macb.h"
@@ -1472,6 +1473,7 @@ static int __init macb_probe(struct platform_device *pdev)
struct phy_device *phydev;
u32 config;
int err = -ENXIO;
+ struct pinctrl *pinctrl;
regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!regs) {
@@ -1479,6 +1481,15 @@ static int __init macb_probe(struct platform_device *pdev)
goto err_out;
}
+ pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
+ if (IS_ERR(pinctrl)) {
+ err = PTR_ERR(pinctrl);
+ if (err == -EPROBE_DEFER)
+ goto err_out;
+
+ dev_warn(&pdev->dev, "No pinctrl provided\n");
+ }
+
err = -ENOMEM;
dev = alloc_etherdev(sizeof(*bp));
if (!dev)