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Subject[PATCH v3 10/10] net/macb: add pinctrl consumer support
Date
From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

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]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: netdev@vger.kernel.org
---
drivers/net/ethernet/cadence/macb.c | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
index 4d51877..eae3d74 100644
--- a/drivers/net/ethernet/cadence/macb.c
+++ b/drivers/net/ethernet/cadence/macb.c
@@ -26,6 +26,9 @@
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_net.h>
+#include <linux/of_gpio.h>
+#include <linux/gpio.h>
+#include <linux/pinctrl/consumer.h>

#include "macb.h"

@@ -1472,6 +1475,7 @@ 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 +1483,15 @@ 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)
--
1.8.0


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