Re: [PATCH v2] gpio: driver for PrimeCell PL061 GPIO controller

From: Baruch Siach
Date: Mon Jun 01 2009 - 06:04:09 EST


Hi Russell,

On Mon, Jun 01, 2009 at 10:31:06AM +0100, Russell King - ARM Linux wrote:
> On Mon, Jun 01, 2009 at 12:00:36PM +0300, Baruch Siach wrote:
> > This is a driver for the ARM PrimeCell PL061 GPIO AMBA peripheral. The driver
> > is implemented using the gpiolib framework.
>
> Why is this a platform driver rather than an AMBA primecell driver?

I'm willing to make this driver an AMBA driver. I'd just like to know what is
the advantage of the AMBA bus (linux/amba/bus.h) over the platform "bus", from
software point of view?

baruch

--
~. .~ Tk Open Systems
=}------------------------------------------------ooO--U--Ooo------------{=
- baruch@xxxxxxxxxx - tel: +972.2.679.5364, http://www.tkos.co.il -
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/