[U-Boot] [U-Boot,2/4] armv7m: add MPU configuration support

[Tom Rini]

On Wed, May 03, 2017 at 04:38:55PM -0700, Vikas Manocha wrote:

> Cortex-M archs support option memory protection unit (MPU). MPU is used
> to set the memory types, attributes, access permissions for different regions,
> cache policies of the device.
> 
> e.g. using MPU it is possible to configure memory region as device memory
> or strongly ordered, memory attributes like execute never, cache policies
> like write-back or write-through.
> 
> Signed-off-by: Vikas Manocha <vikas.manocha at st.com>

Applied to u-boot/master, thanks!

-- 
Tom
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