[PATCH 0/3] ARM: bcm: Enable SMP on the Genexis XG6846B

Florian Fainelli florian.fainelli at broadcom.com
Tue Oct 13 15:22:29 PDT 2026


On 10/12/26 01:03, Linus Walleij wrote:
> When booted through CFE and mainline U-Boot, the XG6846B has no PSCI
> provider. CFE powers up CPU1 and leaves it waiting in a holding pen.
> 
> Preserve the holding pen, add a board-specific SMP method using CFE's
> GPIO mailbox and a wakeup IPI, and disable the inherited PSCI setup.
> Tested on the XG6846B with both CPUs coming online.
> 
> Assisted-by: LLM
> Signed-off-by: Linus Walleij <linusw at kernel.org>

This all looks reasonable to me, would appreciate a R-b tag from 
William/Anand/Kursad here before taking this.
-- 
Florian



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