linux-kernel - Re: [PATCH V2 2/2] mfd: stmpe: Extend DT support in stmpe driver

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Message-ID: <CAKohpo=EWFNddjMNwHO4u4-bi1AQ4cvsJ4DfFOgaFv3oVfheZg@mail.gmail.com>
Date:	Fri, 23 Nov 2012 09:59:43 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	sameo@...ux.intel.com, devicetree-discuss@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org, spear-devel@...t.st.com,
	Vipul Kumar Samar <vipulkumar.samar@...com>
Subject: Re: [PATCH V2 2/2] mfd: stmpe: Extend DT support in stmpe driver

On 22 November 2012 16:54, Lee Jones <lee.jones@...aro.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:

	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 ?

--
viresh
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