mtd: rawnand: mpc5121: Replace NO_IRQ by 0

NO_IRQ is used to check the return of irq_of_parse_and_map().

On some architecture NO_IRQ is 0, on other architectures it is -1.

irq_of_parse_and_map() returns 0 on error, independent of NO_IRQ.

So use 0 instead of using NO_IRQ.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/4e3ca3e0077ea124ea210c312e6e620f0f9e8bca.1665034065.git.christophe.leroy@csgroup.eu

drivers/mtd/nand/raw/mpc5121_nfc.c

@@ -663,7 +663,7 @@ static int mpc5121_nfc_probe(struct platform_device *op)
 	}
 
 	prv->irq = irq_of_parse_and_map(dn, 0);
-	if (prv->irq == NO_IRQ) {
+	if (!prv->irq) {
 		dev_err(dev, "Error mapping IRQ!\n");
 		return -EINVAL;
 	}