[U-Boot] [U-Boot, V3, 1/4] drivers: Introduce a simplified remoteproc framework

[Tom Rini]

On Thu, Sep 17, 2015 at 03:42:39PM -0500, Nishanth Menon wrote:

> Many System on Chip(SoC) solutions are complex with multiple processors
> on the same die dedicated to either general purpose of specialized
> functions. Many examples do exist in today's SoCs from various vendors.
> Typical examples are micro controllers such as an ARM M3/M0 doing a
> offload of specific function such as event integration or power
> management or controlling camera etc.
> 
> Traditionally, the responsibility of loading up such a processor with a
> firmware and communication has been with a High Level Operating
> System(HLOS) such as Linux. However, there exists classes of products
> where Linux would need to expect services from such a processor or the
> delay of Linux and operating system being able to load up such a
> firmware is unacceptable.
> 
> To address these needs, we need some minimal capability to load such a
> system and ensure it is started prior to an Operating System(Linux or
> any other) is started up.
> 
> NOTE: This is NOT meant to be a solve-all solution, instead, it tries to
> address certain class of SoCs and products that need such a solution.
> 
> A very simple model is introduced here as part of the initial support
> that supports microcontrollers with internal memory (no MMU, no
> execution from external memory, or specific image format needs). This
> basic framework can then (hopefully) be extensible to other complex SoC
> processor support as need be.
> 
> Reviewed-by: Simon Glass <sjg at chromium.org>
> Signed-off-by: Nishanth Menon <nm at ti.com>
> Acked-by: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom
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