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