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If power-domains property is provided in the OF node, both two platform devices will be attached to the same power domain. This should be unnecessary and may bring other inconsistent behavior. For example, to support wakeup capability, these two platform device need different power domain state. The parent device need NOT power domain on for out-band interrupt, but the ci_hdrc device need power domain on for in-band interrupt. The i.MX95 Soc support out-band wakeup interrupt, the user need to enable wakeup for the parent device, but if the user also enable wakeup for ci_hdrc device, the power domain will keep at on state finally. To exclude such inconsistent behavior and simplify the power management, detach power domain for ci_hdrc platform device. Signed-off-by: Xu Yang --- drivers/usb/chipidea/core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 694b4a8e4e1d8583dcbf4a42f8c2dfd785d5745c..70597f40b9997a9766934c67bbbed38e96c210f8 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include #include @@ -915,6 +916,8 @@ struct platform_device *ci_hdrc_add_device(struct device *dev, if (ret) goto err; + dev_pm_domain_detach(&pdev->dev, false); + return pdev; err: -- 2.37.1