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Message-Id: <200810271411.34492.david-b@pacbell.net>
Date:	Mon, 27 Oct 2008 14:11:34 -0700
From:	David Brownell <david-b@...bell.net>
To:	netdev@...r.kernel.org
Cc:	Andrew Victor <linux@...im.org.za>, Jeff Garzik <jgarzik@...ox.com>
Subject: [patch 2.6.28-rc2] at91_ether:  request/free GPIO for PHY interrupt

From: David Brownell <dbrownell@...rs.sourceforge.net>

When the at91_ether driver is using a GPIO for its PHY interrupt,
be sure to request (and later, if needed, free) that GPIO.

Signed-off-by: David Brownell <dbrownell@...rs.sourceforge.net>
---
 drivers/net/arm/at91_ether.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

--- a/drivers/net/arm/at91_ether.c
+++ b/drivers/net/arm/at91_ether.c
@@ -1080,7 +1080,8 @@ static int __init at91ether_setup(unsign
 		init_timer(&lp->check_timer);
 		lp->check_timer.data = (unsigned long)dev;
 		lp->check_timer.function = at91ether_check_link;
-	}
+	} else if (lp->board_data.phy_irq_pin >= 32)
+		gpio_request(lp->board_data.phy_irq_pin, "ethernet_phy");
 
 	/* Display ethernet banner */
 	printk(KERN_INFO "%s: AT91 ethernet at 0x%08x int=%d %s%s (%s)\n",
@@ -1167,6 +1168,9 @@ static int __devexit at91ether_remove(st
 	struct net_device *dev = platform_get_drvdata(pdev);
 	struct at91_private *lp = netdev_priv(dev);
 
+	if (lp->board_data.phy_irq_pin >= 32)
+		gpio_free(lp->board_data.phy_irq_pin);
+
 	unregister_netdev(dev);
 	free_irq(dev->irq, dev);
 	dma_free_coherent(NULL, sizeof(struct recv_desc_bufs), lp->dlist, (dma_addr_t)lp->dlist_phys);
--
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