Messages in this thread | | | Date | Mon, 16 Jul 2018 00:57:40 -0700 | From | Tony Lindgren <> | Subject | Re: [PATCH] pwm-omap: handle timers not ready in probe |
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* Pavel Machek <pavel@ucw.cz> [180716 07:16]: > > When all the drivers are built-in, timers are not ready and probing > fails. Fix that with -EPROBE_DEFFER. > > Signed-off-by: Pavel Machek <pavel@ucw.cz> > > diff --git a/drivers/pwm/pwm-omap-dmtimer.c b/drivers/pwm/pwm-omap-dmtimer.c > index 665da3c..debeb70 100644 > --- a/drivers/pwm/pwm-omap-dmtimer.c > +++ b/drivers/pwm/pwm-omap-dmtimer.c > @@ -265,7 +271,7 @@ static int pwm_omap_dmtimer_probe(struct platform_device *pdev) > timer_pdata = dev_get_platdata(&timer_pdev->dev); > if (!timer_pdata) { > dev_err(&pdev->dev, "dmtimer pdata structure NULL\n"); > - ret = -EINVAL; > + ret = -EPROBE_DEFER; > goto put; > }
There seems to be an earlier similar patch, care to take a look at "[PATCH] pwm: pwm-omap-dmtimer: return -EPROBE_DEFER if no dmtimer platform data"?
Regards,
Tony
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