Support for Cortex R4

[Vladimir Murzin]

Hi,

On 12/02/18 09:37, Sriram V wrote:
> Hello,
> 
> We are planning to use BCM43907 which has 320MHZ ARM Cortex R4.  This
> is without MMU.

Interesting...

> 
> I wanted to check the extent of support in Linux Kernel for Arm-Cortex R4?
> 
> Does the mainline kernel support boot on ARM-Cortex R4?

I run Linux on Cortex-R7/R8 (SMP and UP configurations) models and I do not
see reasons why it cannot be done for Cortex-R4.

Just bear in mind that Cortex-R is ARMv7, so while defining your board config
select CPU_V7.

Cheers
Vladimir

> 
> 
> Thanks for your help.
> 
> Regards,
> Sriram
> 
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