[PATCH] ARM: psci: move GIC address override to Kconfig
Tom Rini
trini at konsulko.com
Wed Oct 11 20:38:11 CEST 2023
On Sun, Oct 01, 2023 at 11:52:12PM +0100, Andre Przywara wrote:
> As the code to switch an ARM core from secure to the non-secure state
> needs to know the base address of the Generic Interrupt Controller
> (GIC), we read an Arm Cortex defined system register that is supposed to
> hold that base address. However there are SoCs out there that get this
> wrong, and this CBAR register either reads as 0 or points to the wrong
> address. To accommodate those systems, so far we use a macro defined in
> some platform specific header files, for affected boards.
>
> To simplify future extensions, replace that macro with a Kconfig variable
> that holds this override address, and define a default value for SoCs
> that need it.
>
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> Reviewed-by: Sam Edwards <CFSworks at gmail.com>
Applied to u-boot/master, thanks!
--
Tom
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