[PATCH 0/5] Use mmio-sram driver for Keystone MSMC RAM

Santosh Shilimkar santosh.shilimkar at oracle.com
Wed Sep 7 09:11:05 PDT 2016


Hi Suman,

On 9/1/2016 3:58 PM, Suman Anna wrote:
> Hi,
>
> The Keystone 2 family of SoCs have an on-chip RAM called the
> Multicore Shared Memory (MSM) RAM. This RAM is accessible through
> the Multicore Shared Memory Controller (MSMC). This series represents
> these on-chip RAMs as sram nodes so that the memory allocations
> can be managed by the in-kernel mmio-sram driver.
>
> The first 4 patches adds the basic SRAM nodes on each of the SoCs,
> and the last patch enables the generic on-chip SRAM driver for
> keystone defconfig.
>
The series looks good in general but I would like to understand
the users of this memory in kernel. Is that going to be posted
as a follow up patch ? Is the Power controller going to make
use of this SRAM for PM code ?

Regards,
Santosh



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