[PATCH 3/7] ARM: U300: set f_max to 24 MHz for MMCI
Russell King - ARM Linux
linux at arm.linux.org.uk
Wed Feb 24 09:40:54 EST 2010
On Wed, Feb 24, 2010 at 03:35:46PM +0100, Linus Walleij wrote:
> If a generic PrimeCell DMA doesn't work out, we will have to fork
> the driver instead, since we cannot even use it with the U8500
> without DMA support, perhaps this is just as good anyway since
> we wouldn't be disturbing RealView etc with our patches. But
> it'll lead to some code duplication.
Versatile and Realview both have DMA infrastructure based around the
PL080 and a routing selector for the DMA signals. However, no one
has yet come up with a suitable way to deal with this yet...
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