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Groups > linux.kernel > #1600947

Re: [PATCH 4/4] eeprom: at24: Add OF device ID table

From Andy Shevchenko <andy.shevchenko@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH 4/4] eeprom: at24: Add OF device ID table
Date 2017-03-15 00:10 +0100
Message-ID <tl3JM-7h6-11@gated-at.bofh.it> (permalink)
References <tkWyB-20n-5@gated-at.bofh.it> <tkWyD-20n-51@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, Mar 14, 2017 at 5:16 PM, Javier Martinez Canillas
<javier@osg.samsung.com> wrote:
> The driver doesn't have a struct of_device_id table but supported devices
> are registered via Device Trees. This is working on the assumption that a
> I2C device registered via OF will always match a legacy I2C device ID and
> that the MODALIAS reported will always be of the form i2c:<device>.
>
> But this could change in the future so the correct approach is to have an
> OF device ID table if the devices are registered via OF.

I'm bot sure this patch does something useful right now. Can we
survive without it? I think we may.

>  drivers/misc/eeprom/at24.c | 189 ++++++++++++++++++++++++++++++++++++++++++++-
>  1 file changed, 188 insertions(+), 1 deletion(-)

It's a huge! It will increase not only driver code base but memory
footprint for almost no benefit.

-- 
With Best Regards,
Andy Shevchenko

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Thread

[PATCH 0/4] misc: Add OF device table to I2C drivers that are missing it Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-14 16:30 +0100
  [PATCH 1/4] misc: tsl2550: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-14 16:30 +0100
    Re: [PATCH 1/4] misc: tsl2550: Add OF device ID table Arnd Bergmann <arnd@arndb.de> - 2017-03-14 22:00 +0100
  [PATCH 3/4] eeprom: idt_89hpesx: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-14 16:30 +0100
  [PATCH 2/4] misc: ds1682: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-14 16:30 +0100
    Re: [PATCH 2/4] misc: ds1682: Add OF device ID table Arnd Bergmann <arnd@arndb.de> - 2017-03-14 21:50 +0100
      Re: [PATCH 2/4] misc: ds1682: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-15 01:40 +0100
        Re: [PATCH 2/4] misc: ds1682: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-15 04:30 +0100
  [PATCH 4/4] eeprom: at24: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-14 16:30 +0100
    Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Andy Shevchenko <andy.shevchenko@gmail.com> - 2017-03-15 00:10 +0100
      Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-15 01:20 +0100
        Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Wolfram Sang <wsa@the-dreams.de> - 2017-03-15 09:00 +0100
          Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-15 12:10 +0100
            Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Andy Shevchenko <andy.shevchenko@gmail.com> - 2017-03-15 12:30 +0100
              Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-15 12:50 +0100
                Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Andy Shevchenko <andy.shevchenko@gmail.com> - 2017-03-15 23:50 +0100
                Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-16 13:30 +0100
            Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Wolfram Sang <wsa@the-dreams.de> - 2017-03-16 14:10 +0100
              Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-16 14:20 +0100
                Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Wolfram Sang <wsa@the-dreams.de> - 2017-03-16 14:40 +0100
                Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-16 15:10 +0100
                Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Wolfram Sang <wsa@the-dreams.de> - 2017-03-16 16:10 +0100
                Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-16 16:40 +0100
                Re: [PATCH 4/4] eeprom: at24: Add OF device ID table Javier Martinez Canillas <javier@osg.samsung.com> - 2017-03-20 17:50 +0100

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