Re: [PATCH 1/1] mfd: intel_quark_i2c_gpio: Add Intel Quark X1000 I2C-GPIO MFD Driver

From: Shevchenko, Andriy
Date: Tue Nov 04 2014 - 04:11:26 EST


On Mon, 2014-11-03 at 09:43 +0000, Bryan O'Donoghue wrote:
> On 03/11/14 07:39, Raymond Tan wrote:
> > In Quark X1000, there's a single PCI device that provides both
> > an I2C controller and a GPIO controller. This MFD driver will
> > split the 2 devices for their respective drivers.
> >
> > This patch is based on Josef Ahmad's initial work for Quark enabling.
>
> Hi Raymond.
>
> I see support for interrupts on GPIO input has been dropped. In fact it
> doesn't appear you have any IRQ support here at all.
>
> Could you detail the reasons why ?

In general the MFD drivers are just dispatchers which split an original
compound device by its slices.

--
Andy Shevchenko <andriy.shevchenko@xxxxxxxxx>
Intel Finland Oy
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