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From:   Andy Shevchenko <andy.shevchenko@gmail.com>
Date:   Thu, 28 Jul 2022 23:04:24 +0200
Message-ID: <CAHp75Vfz8e1j4qZ6XY6WqMR4E9fKFxrTxj7P6KraXzSLk_NhxQ@mail.gmail.com>
Subject: Re: [PATCH 1/2] drivers: serial: earlycon: Pass device-tree node
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc:     Markuss Broks <markuss.broks@gmail.com>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org,
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        Helge Deller <deller@gmx.de>,
        "Paul E. McKenney" <paulmck@kernel.org>,
        Borislav Petkov <bp@suse.de>,
        Andrew Morton <akpm@linux-foundation.org>,
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        Damien Le Moal <damien.lemoal@opensource.wdc.com>,
        Thomas Zimmermann <tzimmermann@suse.de>,
        Javier Martinez Canillas <javierm@redhat.com>,
        Michal Suchanek <msuchanek@suse.de>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
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On Thu, Jul 28, 2022 at 4:41 PM Greg Kroah-Hartman
<gregkh@linuxfoundation.org> wrote:
> On Thu, Jul 28, 2022 at 05:28:18PM +0300, Markuss Broks wrote:
> > Pass a pointer to device-tree node in case the driver probed from
> > OF. This makes early console drivers able to fetch options from
> > device-tree node properties.

...

> > +     unsigned long node;
>
> That should not be an unsigned long, but rather an 'int'.  Something got
> messed up, of_setup_earlycon() should be changed to reflect this before
> propagating the error to other places in the kernel.

It's a pointer, but what puzzles me, why it can't be declared as a such:

 struct device_node *node;

?

> And it's not really a "node" but an "offset", right?

Seems no.

-- 
With Best Regards,
Andy Shevchenko