RE: [PATCH 9/9] ARM: EXYNOS: temporary fixup regarding get_core_count()

2012-02-10 Thread Kukjin Kim 
Kyungmin Park wrote:
 
 On 2/1/12, Kukjin Kim kgene@samsung.com wrote:
  Signed-off-by: Kukjin Kim kgene@samsung.com
  ---

[...]

  -   ncores = scu_base ? scu_get_core_count(scu_base) : 1;
  +   if (soc_is_exynos5250())
  +   ncores = 2;
 I saw the related mail thread, I wonder then how to handle this at
 other A15 board? Device Tree?

Well, as you know, the EXYNOS5250 has two A15 cores :)

Thanks.

Best regards,
Kgene.
--
Kukjin Kim kgene@samsung.com, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.

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Re: [PATCH 9/9] ARM: EXYNOS: temporary fixup regarding get_core_count()

2012-01-31 Thread Kyungmin Park 
On 2/1/12, Kukjin Kim kgene@samsung.com wrote:
 Signed-off-by: Kukjin Kim kgene@samsung.com
 ---
  arch/arm/mach-exynos/platsmp.c |9 ++---
  1 files changed, 6 insertions(+), 3 deletions(-)

 diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
 index 683aec7..dfb4630 100644
 --- a/arch/arm/mach-exynos/platsmp.c
 +++ b/arch/arm/mach-exynos/platsmp.c
 @@ -165,7 +165,10 @@ void __init smp_init_cpus(void)
   void __iomem *scu_base = scu_base_addr();
   unsigned int i, ncores;

 - ncores = scu_base ? scu_get_core_count(scu_base) : 1;
 + if (soc_is_exynos5250())
 + ncores = 2;
I saw the related mail thread, I wonder then how to handle this at
other A15 board? Device Tree?
 + else
 + ncores = scu_base ? scu_get_core_count(scu_base) : 1;

   /* sanity check */
   if (ncores  nr_cpu_ids) {
 @@ -182,8 +185,8 @@ void __init smp_init_cpus(void)

  void __init platform_smp_prepare_cpus(unsigned int max_cpus)
  {
 -
 - scu_enable(scu_base_addr());
 + if (!soc_is_exynos5250())
 + scu_enable(scu_base_addr());

   /*
* Write the address of secondary startup into the
 --
 1.7.4.4

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