From b4b60d06c6f902cdd80236717375d03267dd949a Mon Sep 17 00:00:00 2001 From: York Sun Date: Tue, 4 Oct 2016 14:45:01 -0700 Subject: arm: Move MAX_CPUS to Kconfig Move MAX_CPUS option to Kconfig and clean up existing uses for ARM. This option is used by Freescale Layerscape SoCs. Signed-off-by: York Sun Reviewed-by: Simon Glass --- arch/arm/cpu/armv8/fsl-layerscape/Kconfig | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'arch/arm/cpu/armv8/fsl-layerscape/Kconfig') diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig index d2b1be8..352d1d3 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig +++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig @@ -37,4 +37,17 @@ config SYS_FSL_ERRATUM_A010315 config SYS_FSL_ERRATUM_A010539 bool "Workaround for PIN MUX erratum A010539" +config MAX_CPUS + int "Maximum number of CPUs permitted for Layerscape" + default 4 if ARCH_LS1043A + default 4 if ARCH_LS1046A + default 16 if ARCH_LS2080A + default 1 + help + Set this number to the maximum number of possible CPUs in the SoC. + SoCs may have multiple clusters with each cluster may have multiple + ports. If some ports are reserved but higher ports are used for + cores, count the reserved ports. This will allocate enough memory + in spin table to properly handle all cores. + endmenu -- cgit v1.1