[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
More information about the linux-arm-kernel
mailing list