On Sat, Apr 20, 2019 at 03:59:04PM +0000, Daniel Baluta wrote: > @@ -898,6 +899,8 @@ static int fsl_sai_probe(struct platform_device *pdev) > > platform_set_drvdata(pdev, sai); > > + pm_runtime_enable(&pdev->dev); You will need pm_runtime_disable() somewhere, like remove(). Thanks