From: David Rivshin <DRivshin@xxxxxxxxxxx>
If a pwm-omap-dmtimer is probed before the dmtimer it uses, the platform
data won't be set yet.
Fixes: ac30751df953 ("ARM: OMAP: pdata-quirks: Remove unused timer pdata")
Cc: <stable@xxxxxxxxxxxxxxx> # 4.17+
Signed-off-by: David Rivshin <drivshin@xxxxxxxxxxx>
Acked-by: Pavel Machek <pavel@xxxxxx>
Tested-by: Pavel Machek <pavel@xxxxxx>
---
Changes in v3:
* Changed dev_info to dev_dbg
Changes in v2:
* Added Pavel's Acked-by/Tested-by [1]
[1] https://lkml.org/lkml/2018/7/16/346
drivers/pwm/pwm-omap-dmtimer.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/pwm/pwm-omap-dmtimer.c b/drivers/pwm/pwm-omap-dmtimer.c
index 665da3c8fbceb..f45798679e3c0 100644
--- a/drivers/pwm/pwm-omap-dmtimer.c
+++ b/drivers/pwm/pwm-omap-dmtimer.c
@@ -264,8 +264,9 @@ 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;
+ dev_dbg(&pdev->dev,
+ "dmtimer pdata structure NULL, deferring probe\n");
+ ret = -EPROBE_DEFER;
goto put;
}
base-commit: acb1872577b346bd15ab3a3f8dff780d6cca4b70
--
2.17.1
--
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