[PATCH v1 05/16] arm: socfpga: soc64: Override 'lowlevel_init' to support ATF

Tan, Ley Foon ley.foon.tan at intel.com
Fri Sep 11 11:10:23 CEST 2020



> -----Original Message-----
> From: Ang, Chee Hong <chee.hong.ang at intel.com>
> Sent: Monday, August 17, 2020 12:34 PM
> To: u-boot at lists.denx.de
> Cc: Marek Vasut <marex at denx.de>; Simon Goldschmidt
> <simon.k.r.goldschmidt at gmail.com>; Tom Rini <trini at konsulko.com>; See,
> Chin Liang <chin.liang.see at intel.com>; Tan, Ley Foon
> <ley.foon.tan at intel.com>; Ang, Chee Hong <chee.hong.ang at intel.com>;
> Chee, Tien Fong <tien.fong.chee at intel.com>; Lim, Elly Siew Chin
> <elly.siew.chin.lim at intel.com>
> Subject: [PATCH v1 05/16] arm: socfpga: soc64: Override 'lowlevel_init' to
> support ATF
> 
> Override 'lowlevel_init' to make sure secondary CPUs trapped in ATF instead
> of SPL. After ATF is initialized, it will signal the secondary CPUs to jump from
> SPL to ATF waiting to be 'activated'
> by Linux OS via PSCI call.
> 
> Signed-off-by: Chee Hong Ang <chee.hong.ang at intel.com>
> ---
>  arch/arm/mach-socfpga/Makefile              |  2 +
>  arch/arm/mach-socfpga/lowlevel_init_soc64.S | 76

Reviewed-by: Ley Foon Tan <ley.foon.tan at intel.com>


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