net: axienet: Mark eth_irq as optional

According to the DT binding, the Ethernet core interrupt is optional.

Use platform_get_irq_optional() to avoid the error message when the
IRQ is not specified.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andre Przywara 2020-03-24 13:23:41 +00:00 committed by David S. Miller
parent 71791dc8bd
commit d6349e3e14

View File

@ -1851,7 +1851,7 @@ static int axienet_probe(struct platform_device *pdev)
lp->rx_irq = irq_of_parse_and_map(np, 1);
lp->tx_irq = irq_of_parse_and_map(np, 0);
of_node_put(np);
lp->eth_irq = platform_get_irq(pdev, 0);
lp->eth_irq = platform_get_irq_optional(pdev, 0);
} else {
/* Check for these resources directly on the Ethernet node. */
struct resource *res = platform_get_resource(pdev,
@ -1859,7 +1859,7 @@ static int axienet_probe(struct platform_device *pdev)
lp->dma_regs = devm_ioremap_resource(&pdev->dev, res);
lp->rx_irq = platform_get_irq(pdev, 1);
lp->tx_irq = platform_get_irq(pdev, 0);
lp->eth_irq = platform_get_irq(pdev, 2);
lp->eth_irq = platform_get_irq_optional(pdev, 2);
}
if (IS_ERR(lp->dma_regs)) {
dev_err(&pdev->dev, "could not map DMA regs\n");