ASoC: fsl_sai: add IRQF_SHARED

The LS1028A SoC uses the same interrupt line for adjacent SAIs. Use
IRQF_SHARED to be able to use these SAIs simultaneously.
Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Acked-by: Daniel Baluta <daniel.baluta@nxp.com>
Link: https://lore.kernel.org/r/20191128223802.18228-1-michael@walle.ccSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/fsl/fsl_sai.c

@@ -958,7 +958,8 @@ static int fsl_sai_probe(struct platform_device *pdev)
 	if (irq < 0)
 		return irq;
 
-	ret = devm_request_irq(&pdev->dev, irq, fsl_sai_isr, 0, np->name, sai);
+	ret = devm_request_irq(&pdev->dev, irq, fsl_sai_isr, IRQF_SHARED,
+			       np->name, sai);
 	if (ret) {
 		dev_err(&pdev->dev, "failed to claim irq %u\n", irq);
 		return ret;