EDAC/altera: Use dev_fwnode()

irq_domain_create_simple() takes fwnode as the first argument. It can be
extracted from the struct device using dev_fwnode() helper instead of using
of_node with of_fwnode_handle().

So use the dev_fwnode() helper.

Signed-off-by: Jiri Slaby (SUSE) <[e-mail]>
Signed-off-by: Borislav Petkov (AMD) <[e-mail]>
Reviewed-by: Yazen Ghannam <[e-mail]>
Acked-by: Dinh Nguyen <[e-mail]>
Link: https://lore.kernel.org/[e-mail]

drivers/edac/altera_edac.c

···
 	edac->irq_chip.name = pdev->dev.of_node->name;
 	edac->irq_chip.irq_mask = a10_eccmgr_irq_mask;
 	edac->irq_chip.irq_unmask = a10_eccmgr_irq_unmask;
-	edac->domain = irq_domain_create_linear(of_fwnode_handle(pdev->dev.of_node),
-						64, &a10_eccmgr_ic_ops, edac);
+	edac->domain = irq_domain_create_linear(dev_fwnode(&pdev->dev), 64, &a10_eccmgr_ic_ops,
+						edac);
 	if (!edac->domain) {
 		dev_err(&pdev->dev, "Error adding IRQ domain\n");
 		return -ENOMEM;