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authorDavid Brownell <dbrownell@users.sourceforge.net>2008-10-27 14:11:34 -0700
committerJeff Garzik <jgarzik@redhat.com>2008-10-31 00:47:56 -0400
commit71527ef484426f2a4fb868da379b46f4408e80d6 (patch)
tree7fbfba13c4ba98b0bfb8026df1504add4282448f
parente83603fd4ace0bc8e2585cf9d450bb1dc80db448 (diff)
at91_ether: request/free GPIO for PHY interrupt
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@users.sourceforge.net> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
-rw-r--r--drivers/net/arm/at91_ether.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/arm/at91_ether.c b/drivers/net/arm/at91_ether.c
index 0fa53464efb..6f431a887e7 100644
--- a/drivers/net/arm/at91_ether.c
+++ b/drivers/net/arm/at91_ether.c
@@ -1080,7 +1080,8 @@ static int __init at91ether_setup(unsigned long phy_type, unsigned short phy_add
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(struct platform_device *pdev)
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);