From: Andy Shevchenko <andy.shevchenko@gmail.com>
To: "Mani, Rajmohan" <rajmohan.mani@intel.com>
Cc: Sakari Ailus <sakari.ailus@iki.fi>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
Lee Jones <lee.jones@linaro.org>,
Linus Walleij <linus.walleij@linaro.org>,
Alexandre Courbot <gnurou@gmail.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Len Brown <lenb@kernel.org>
Subject: Re: [PATCH v1 2/3] gpio: Add support for TPS68470 GPIOs
Date: Mon, 12 Jun 2017 12:29:32 +0300 [thread overview]
Message-ID: <CAHp75Vd==vnSo7P2kozDrPdu+1WB8O3fck3ELbK4aAqW9tvppQ@mail.gmail.com> (raw)
In-Reply-To: <6F87890CF0F5204F892DEA1EF0D77A59725BF45D@FMSMSX114.amr.corp.intel.com>
On Mon, Jun 12, 2017 at 12:17 PM, Mani, Rajmohan
<rajmohan.mani@intel.com> wrote:
>> Subject: Re: [PATCH v1 2/3] gpio: Add support for TPS68470 GPIOs
>> On Sun, Jun 11, 2017 at 7:50 PM, Sakari Ailus <sakari.ailus@iki.fi> wrote:
>> > On Sun, Jun 11, 2017 at 04:40:16PM +0300, Andy Shevchenko wrote:
>> >> On Sun, Jun 11, 2017 at 2:30 PM, Sakari Ailus <sakari.ailus@iki.fi> wrote:
>> >> > Again, I'm not really worried about this driver, but the ACPI
>> >> > tables. How does the difference show there?
>> >>
>> >> Same way. You will have common numbering over the chip [0, 9]. It
>> >> will be just an abstraction inside the driver.
>> > Sounds fine to me, taken that this does not add complications to ACPI
>> > tables.
>>
>> They just need to share the same ACPI_HANDLE (it might require to do this in
>> generic way in gpiolib) and have a continuous numbering (easy to achieve with
>> carefully chosen bases).
> Few clarifications...
>
> Are you implying new kernel changes are needed in gpiolib to accommodate 2 GPIO chips?
Might be needed. It should be investigated first.
In any case it would be somelike oneliner.
> Does it need changes in platform firmware or is it expected to work just with the gpiolib changes that you described above?
No firmware changes are implied.
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2017-06-12 9:29 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-06 11:55 [PATCH v1 0/3] TPS68470 PMIC drivers Rajmohan Mani
2017-06-06 11:55 ` [PATCH v1 1/3] mfd: Add new mfd device TPS68470 Rajmohan Mani
2017-06-06 12:48 ` Heikki Krogerus
2017-06-09 22:04 ` Mani, Rajmohan
2017-06-06 12:59 ` Andy Shevchenko
2017-06-07 11:58 ` Sakari Ailus
2017-06-09 22:12 ` Mani, Rajmohan
2017-06-12 8:20 ` Lee Jones
2017-06-12 9:20 ` Mani, Rajmohan
2017-07-19 23:23 ` Mani, Rajmohan
2017-07-20 8:15 ` Lee Jones
2017-06-09 22:09 ` Mani, Rajmohan
2017-06-07 2:10 ` kbuild test robot
2017-06-07 10:07 ` kbuild test robot
2017-06-06 11:55 ` [PATCH v1 2/3] gpio: Add support for TPS68470 GPIOs Rajmohan Mani
2017-06-06 14:15 ` Andy Shevchenko
2017-06-11 3:49 ` Mani, Rajmohan
2017-06-11 11:30 ` Sakari Ailus
2017-06-11 13:40 ` Andy Shevchenko
2017-06-11 16:50 ` Sakari Ailus
2017-06-11 19:43 ` Andy Shevchenko
2017-06-12 9:17 ` Mani, Rajmohan
2017-06-12 9:29 ` Andy Shevchenko [this message]
2017-06-12 9:51 ` Mani, Rajmohan
2017-06-09 11:15 ` Linus Walleij
2017-06-11 5:04 ` Mani, Rajmohan
2017-06-12 0:18 ` Mani, Rajmohan
2017-06-06 11:55 ` [PATCH v1 3/3] ACPI / PMIC: Add TI PMIC TPS68470 operation region driver Rajmohan Mani
2017-06-06 14:23 ` Andy Shevchenko
2017-06-06 15:21 ` Hans de Goede
2017-06-09 22:20 ` Mani, Rajmohan
2017-06-07 12:15 ` Sakari Ailus
2017-06-07 13:40 ` Andy Shevchenko
2017-06-07 20:10 ` Sakari Ailus
2017-06-07 20:40 ` Andy Shevchenko
2017-06-07 21:12 ` Sakari Ailus
2017-06-09 23:38 ` Mani, Rajmohan
2017-06-10 0:10 ` Mani, Rajmohan
2017-06-08 7:03 ` Hans de Goede
2017-06-09 23:47 ` Mani, Rajmohan
2017-06-09 22:19 ` Mani, Rajmohan
2017-06-07 12:07 ` Sakari Ailus
2017-06-07 13:37 ` Andy Shevchenko
2017-06-07 20:06 ` Sakari Ailus
2017-06-10 0:07 ` Mani, Rajmohan
2017-06-10 0:09 ` Mani, Rajmohan
2017-06-10 0:04 ` Mani, Rajmohan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='CAHp75Vd==vnSo7P2kozDrPdu+1WB8O3fck3ELbK4aAqW9tvppQ@mail.gmail.com' \
--to=andy.shevchenko@gmail.com \
--cc=gnurou@gmail.com \
--cc=lee.jones@linaro.org \
--cc=lenb@kernel.org \
--cc=linus.walleij@linaro.org \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-gpio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=rajmohan.mani@intel.com \
--cc=rjw@rjwysocki.net \
--cc=sakari.ailus@iki.fi \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).