linux-kernel - Re: [PATCH v1] usb: typec: tcpm: Don't block probing of consumers of "connector" nodes

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Message-ID: <CALAqxLU+Uf6OSDLG8OC_gHY9-VVHPgu0_bXxJcO8B4peFugtqw@mail.gmail.com>
Date:   Wed, 5 May 2021 19:01:04 -0700
From:   John Stultz <john.stultz@...aro.org>
To:     Saravana Kannan <saravanak@...gle.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Len Brown <lenb@...nel.org>,
        Android Kernel Team <kernel-team@...roid.com>,
        lkml <linux-kernel@...r.kernel.org>,
        Linux USB List <linux-usb@...r.kernel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Subject: Re: [PATCH v1] usb: typec: tcpm: Don't block probing of consumers of
 "connector" nodes

On Wed, May 5, 2021 at 5:44 PM Saravana Kannan <saravanak@...gle.com> wrote:
>
> fw_devlink expects DT device nodes with "compatible" property to have
> struct devices created for them. Since the connector node might not be
> populated as a device, mark it as such so that fw_devlink knows not to
> wait on this fwnode being populated as a struct device.
>
> Without this patch, USB functionality can be broken on some boards.
>
> Fixes: f7514a663016 ("of: property: fw_devlink: Add support for remote-endpoint")
> Reported-by: John Stultz <john.stultz@...aro.org>
> Signed-off-by: Saravana Kannan <saravanak@...gle.com>

Tested-by: John Stultz <john.stultz@...aro.org>

Thanks so much for this fix! HiKey960 is back to booting properly!
-john