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Commit 2dbfdbb9 authored by Joachim Eastwood's avatar Joachim Eastwood Committed by David S. Miller
Browse files

net/macb: add support for phy irq via gpio pin 



Signed-off-by: default avatarJoachim Eastwood <manabian@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 63f71dd0

drivers/net/ethernet/cadence/macb.c

+11 −1
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 
#include <linux/types.h>

#include <linux/slab.h>

#include <linux/init.h>

#include <linux/gpio.h>

#include <linux/interrupt.h>

#include <linux/netdevice.h>

#include <linux/etherdevice.h>
@@ -261,7 +262,9 @@ static void macb_handle_link_change(struct net_device *dev) 
static int macb_mii_probe(struct net_device *dev)

{

	struct macb *bp = netdev_priv(dev);

	struct macb_platform_data *pdata;

	struct phy_device *phydev;

	int phy_irq;

	int ret;



	phydev = phy_find_first(bp->mii_bus);
@@ -270,7 +273,14 @@ static int macb_mii_probe(struct net_device *dev) 
		return -1;

	}



	/* TODO : add pin_irq */

	pdata = dev_get_platdata(&bp->pdev->dev);

	if (pdata && gpio_is_valid(pdata->phy_irq_pin)) {

		ret = devm_gpio_request(&bp->pdev->dev, pdata->phy_irq_pin, "phy int");

		if (!ret) {

			phy_irq = gpio_to_irq(pdata->phy_irq_pin);

			phydev->irq = (phy_irq < 0) ? PHY_POLL : phy_irq;

		}

	}



	/* attach the mac to the phy */

	ret = phy_connect_direct(dev, phydev, &macb_handle_link_change, 0,