linux-kernel - Re: [PATCH resend] serial: 8250: Add support for using platform

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Message-ID: <878suzn9wx.fsf@haabendal.dk>
Date:   Tue, 21 May 2019 16:45:34 +0200
From:   Esben Haabendal <esben@...bendal.dk>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-serial@...r.kernel.org, Lee Jones <lee.jones@...aro.org>,
        Enrico Weigelt <lkml@...ux.net>, Jiri Slaby <jslaby@...e.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Darwin Dingel <darwin.dingel@...iedtelesis.co.nz>,
        Jisheng Zhang <Jisheng.Zhang@...aptics.com>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        He Zhe <zhe.he@...driver.com>, Marek Vasut <marex@...x.de>,
        Douglas Anderson <dianders@...omium.org>,
        Paul Burton <paul.burton@...s.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH resend] serial: 8250: Add support for using platform_device resources

Greg Kroah-Hartman <gregkh@...uxfoundation.org> writes:

> On Tue, May 21, 2019 at 01:34:26PM +0200, Esben Haabendal wrote:
>> Allow getting memory resource (mapbase or iobase) as well as irq from
>> platform_device resources.
>> 
>> The UPF_DEV_RESOURCES flag must be set for devices where platform_device
>> resources are to be used.  When not set, driver behaves as before.
>
> Nothing actually sets this flag in this patch, so I can't take this as
> you are adding new features that no one uses :(
>
> Where is the driver that sets this?

It sits here.  It is a rather big and clunky mfd driver, not ready for
upstreaming in its current form.  I hope to get around to clean it up.
But it is for a very specific hardware that is really available or
usable for anybody else.  Does it make sense to spend effort on
submitting such a driver?

/Esben