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Commit e9bba615 authored by Kukjin Kim's avatar Kukjin Kim
Browse files

ARM: EXYNOS: add support get_core_count() for EXYNOS5250 



The EXYNOS5250 has two Cortex-A15 cores and there's no
need to call scu_enable() in platform_smp_prepare_cpus()
because Cortex-A15 has no regarding scu register which
can be used for getting number of cores.

Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 330c90a5

arch/arm/mach-exynos/platsmp.c

+6 −3
Original line number Diff line number Diff line
@@ -166,6 +166,9 @@ void __init smp_init_cpus(void) 
	void __iomem *scu_base = scu_base_addr();

	unsigned int i, ncores;



	if (soc_is_exynos5250())

		ncores = 2;

	else

		ncores = scu_base ? scu_get_core_count(scu_base) : 1;



	/* sanity check */
@@ -183,7 +186,7 @@ void __init smp_init_cpus(void) 


void __init platform_smp_prepare_cpus(unsigned int max_cpus)

{



	if (!soc_is_exynos5250())

		scu_enable(scu_base_addr());



	/*