Re: Grafting old platform drivers onto a new DT kernel

From	Mason <slash.tmp@free.fr>
Newsgroups	linux.kernel
Subject	Re: Grafting old platform drivers onto a new DT kernel
Date	2015-11-09 17:10 +0100
Message-ID	<qsXb4-dY-3@gated-at.bofh.it> (permalink)
References	<qrqAy-5Nb-3@gated-at.bofh.it> <qruut-8oo-5@gated-at.bofh.it> <qruXw-6f-11@gated-at.bofh.it> <qsWoF-89v-5@gated-at.bofh.it> <qsWRI-8jE-9@gated-at.bofh.it>
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On 09/11/2015 16:40, Måns Rullgård wrote:

> The simplest solution for you is probably to add a quick and dirty DT
> binding to the old driver.  If it doesn't use any driver-specific
> platform data struct, you only need to set .of_match_table in the
> struct platform_driver.  If there is a platform data struct, you'll also
> need to write some code to populate it from DT properties.  It shouldn't
> take more than a few minutes per driver in most cases.

I'll try that approach, although I fear that "a few minutes per driver"
is an optimistic assessment.

> To get those drivers accepted upstream will obviously take a bit more
> work.

AKA "rewrite from scratch" :-)

Regards.

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Thread

Grafting old platform drivers onto a new DT kernel Mason <slash.tmp@free.fr> - 2015-11-05 12:10 +0100
  Re: Grafting old platform drivers onto a new DT kernel Andrew Lunn <andrew@lunn.ch> - 2015-11-05 16:20 +0100
    Re: Grafting old platform drivers onto a new DT kernel Javier Martinez Canillas <javier@dowhile0.org> - 2015-11-05 16:50 +0100
      Re: Grafting old platform drivers onto a new DT kernel Mason <slash.tmp@free.fr> - 2015-11-09 16:20 +0100
        Re: Grafting old platform drivers onto a new DT kernel Marc Zyngier <marc.zyngier@arm.com> - 2015-11-09 16:40 +0100
        Re: Grafting old platform drivers onto a new DT kernel Måns Rullgård <mans@mansr.com> - 2015-11-09 16:50 +0100
          Re: Grafting old platform drivers onto a new DT kernel Mason <slash.tmp@free.fr> - 2015-11-09 17:10 +0100
            Re: Grafting old platform drivers onto a new DT kernel Måns Rullgård <mans@mansr.com> - 2015-11-09 17:20 +0100
              Re: Grafting old platform drivers onto a new DT kernel Mason <slash.tmp@free.fr> - 2015-11-09 18:10 +0100
                Re: Grafting old platform drivers onto a new DT kernel Måns Rullgård <mans@mansr.com> - 2015-11-09 18:20 +0100
                Re: Grafting old platform drivers onto a new DT kernel Mason <slash.tmp@free.fr> - 2015-11-10 13:50 +0100
                Re: Grafting old platform drivers onto a new DT kernel Arnd Bergmann <arnd@arndb.de> - 2015-11-10 14:00 +0100
        Re: Grafting old platform drivers onto a new DT kernel Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-11-09 17:30 +0100

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