From: Lee Jones <lee.jones@linaro.org>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: sameo@linux.intel.com, devicetree-discuss@lists.ozlabs.org,
linux-kernel@vger.kernel.org, spear-devel@list.st.com,
Vipul Kumar Samar <vipulkumar.samar@st.com>
Subject: Re: [PATCH V2 2/2] mfd: stmpe: Extend DT support in stmpe driver
Date: Fri, 23 Nov 2012 09:36:33 +0000 [thread overview]
Message-ID: <20121123093633.GD17471@gmail.com> (raw)
In-Reply-To: <CAKohpo=EWFNddjMNwHO4u4-bi1AQ4cvsJ4DfFOgaFv3oVfheZg@mail.gmail.com>
On Fri, 23 Nov 2012, Viresh Kumar wrote:
> On 22 November 2012 16:54, Lee Jones <lee.jones@linaro.org> wrote:
> >> diff --git a/Documentation/devicetree/bindings/mfd/stmpe.txt b/Documentation/devicetree/bindings/mfd/stmpe.txt
> >> stmpe1601: stmpe1601@40 {
>
> >> + id = <0>;
> >
> > Don't do this. Device IDs are Linux specific.
>
> Hi Lee,
>
> This is id of the mfd device that we need to pass to mfd_add_device()
> and is used in following:
MFD devices are Linux specific, whereas DT is cross-platform. Thus
you can't put it in the DTS(I) files.
> pdev = platform_device_alloc(cell->name, id + cell->id);
>
> This is required when we have multiple instances of MFD device present
> on board. How do you want me to handle this ?
There are lots of examples of this already. I have to leave something
to the imagination, or I'll be requesting a cut of your salary. :D
--
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
next prev parent reply other threads:[~2012-11-23 9:36 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-22 5:10 [PATCH V2 1/2] mfd: stmpe: Use devm_*() routines Viresh Kumar
2012-11-22 5:10 ` [PATCH V2 2/2] mfd: stmpe: Extend DT support in stmpe driver Viresh Kumar
2012-11-22 11:24 ` Lee Jones
2012-11-22 13:54 ` Viresh Kumar
2012-11-22 15:46 ` Lee Jones
2012-11-22 17:01 ` Viresh Kumar
2012-11-23 3:45 ` Shiraz Hashim
2012-11-23 9:33 ` Lee Jones
2012-11-23 9:23 ` Lee Jones
2012-11-22 18:31 ` Viresh Kumar
2012-11-23 9:39 ` Lee Jones
2012-11-23 4:29 ` Viresh Kumar
2012-11-23 9:36 ` Lee Jones [this message]
2012-11-23 12:39 ` Viresh Kumar
2012-11-23 15:43 ` Lee Jones
2012-11-23 15:45 ` Viresh Kumar
2012-11-22 10:27 ` [PATCH V2 1/2] mfd: stmpe: Use devm_*() routines Lee Jones
2012-11-22 10:30 ` Viresh Kumar
2012-11-22 17:10 ` Viresh Kumar
2012-11-23 9:40 ` Lee Jones
2012-11-23 9:42 ` Lee Jones
2012-11-23 9:44 ` Viresh Kumar
2012-11-23 11:03 ` Samuel Ortiz
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