[PATCH RFC 2/3] i2c-nomadik: turn the platform driver to an amba driver
Ben Dooks
ben.dooks at codethink.co.uk
Thu May 31 04:37:51 EDT 2012
On 31/05/12 02:51, Linus Walleij wrote:
> On Thu, May 31, 2012 at 1:45 AM, Alessandro Rubini<rubini at gnudd.com> wrote:
>
>> The i2c-nomadik gateware is really a PrimeCell APB device. By hosting
>> the driver under the amba bus we can access it more easily, for
>> example using the generic pci-amba driver. The patch also fixes the
>> mach-ux500 users to register an AMBA device, not a platform device.
>>
>> Signed-off-by: Alessandro Rubini<rubini at gnudd.com>
>> Acked-by: Giancarlo Asnaghi<giancarlo.asnaghi at st.com>
>> Cc: Srinidhi Kasagar<srinidhi.kasagar at stericsson.com>
>> Cc: STEricsson_nomadik_linux at list.st.com
>> Cc: Linus Walleij<linus.walleij at stericsson.com>
>
> This will affect Lee Jones' device tree bindings for the same device.
>
> You will need some add-on patch to the db8500 device tree moving this
> over to the AMBA (PrimeCell) bus abstraction.
What does AMBA win us over the platform device here?
--
Ben Dooks http://www.codethink.co.uk/
Senior Engineer Codethink - Providing Genius
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