[U-Boot] [PATCH v2 13/26] arm: dts: k3-j721e-main: Add MAIN domain R5F cluster nodes

[Tom Rini]

On Wed, Sep 04, 2019 at 04:01:38PM +0530, Lokesh Vutla wrote:

> The J721E SoCs have 3 dual-core Arm Cortex-R5F processor (R5FSS)
> subsystems/clusters. One R5F cluster (MCU_R5FSS0) is present within
> the MCU domain, and the remaining two clusters are present in the
> MAIN domain (MAIN_R5FSS0 & MAIN_R5FSS1). Each of these can be
> configured at boot time to be either run in a LockStep mode or in
> an Asymmetric Multi Processing (AMP) fashion in Split-mode. These
> subsystems have 64 KB each Tightly-Coupled Memory (TCM) internal
> memories for each core split between two banks - ATCM and BTCM
> (further interleaved into two banks). There are some IP integration
> differences from standard Arm R5 clusters such as the absence of
> an ACP port, presence of an additional TI-specific Region Address
> Translater (RAT) module for translating 32-bit CPU addresses into
> larger system bus addresses etc.
> 
> Add the DT nodes for these two MAIN domain R5F cluster/subsystems,
> the two R5 cores are each added as child nodes to the corresponding
> main cluster node. Configure SS0 in split mode an SS1 in lockstep mode,
> with the ATCMs enabled to allow the R5 cores to execute code from DDR
> with boot-strapping code from ATCM.
> 
> Signed-off-by: Suman Anna <s-anna at ti.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>

Applied to u-boot/master, thanks!

-- 
Tom
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