[U-Boot] [PATCH] armv7r: K3: Allow SPL to run only on core 0

Tom Rini trini at konsulko.com
Thu Nov 15 21:04:14 UTC 2018


On Thu, Nov 15, 2018 at 11:04:50AM +0530, Lokesh Vutla wrote:

> Based on the MCU R5 efuse settings, R5F cores in MCU domain
> either work in split mode or in lock step mode.
> 
> If efuse settings are in lockstep mode: ROM release R5 cores
> and SPL continues to run on the R5 core is lockstep mode.
> 
> If efuse settings are in split mode: ROM releases both the R5
> cores simultaneously and allow SPL to run on both the cores.
> In this case it is bootloader's responsibility to detect core
> 1 and park it. Else both the core will be running bootloader
> independently which might result in an unexpected behaviour.
> 
> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
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