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net: dsa: mv88e6xxx: Pass interrupt number in platform data

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Allow an interrupt number to be passed in the platform data. The
driver will then use it if not zero, otherwise it will poll for
interrupts.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn
2019-05-01 00:10:50 +02:00
committed by David S. Miller
parent 3b3600fffb
commit a27415decd
2 changed files with 10 additions and 4 deletions
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13
drivers/net/dsa/mv88e6xxx/chip.c
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@@ -4894,12 +4894,17 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev)
if (err)
goto out;
chip->irq = of_irq_get(np, 0);
if (chip->irq == -EPROBE_DEFER) {
err = chip->irq;
goto out;
if (np) {
chip->irq = of_irq_get(np, 0);
if (chip->irq == -EPROBE_DEFER) {
err = chip->irq;
goto out;
}
}
if (pdata)
chip->irq = pdata->irq;
/* Has to be performed before the MDIO bus is created, because
* the PHYs will link their interrupts to these interrupt
* controllers