samsung cpuidle pull request.

[Amit Kachhap]

Hi Nicolas,

As suggested by you, I have cherry picked the necessary patches from
rmk-next tree and applied it on top of latest linaro tree.

Please pull them for next linaro release. The pull path is,
git://git.linaro.org/people/amitdanielk/linux.git samsung_cpuidle_l2_retention.

All the patches are tested and there details are,

Amit Daniel Kachhap (3):
  ARM: EXYNOS4: Add support AFTR mode on EXYNOS4210
  ARM: EXYNOS4: Added function to read chip id
  ARM: exynos4: add L2 early resume code

Barry Song (3):
  ARM: 7089/1: L2X0: add explicit cpu_relax() for busy wait loop
  ARM: 7090/1: CACHE-L2X0: filter start address can be 0 and is often 0
  ARM: 7114/1: cache-l2x0: add resume entry for l2 in secure mode

Lorenzo Pieralisi (2):
  ARM: exynos4: remove useless churn in sleep.S
  ARM: exynos4: remove useless code to save/restore L2 and GIC state

Rob Herring (1):
  ARM: 7009/1: l2x0: Add OF based initialization

Shawn Guo (1):
  ARM: 7100/1: smp_scu: remove __init annotation from scu_enable()

 Documentation/devicetree/bindings/arm/l2cc.txt |   42 +++++
 arch/arm/include/asm/hardware/cache-l2x0.h     |   42 +++++
 arch/arm/include/asm/outercache.h              |    7 +
 arch/arm/kernel/asm-offsets.c                  |   12 ++
 arch/arm/kernel/smp_scu.c                      |    2 +-
 arch/arm/mach-exynos4/cpu.c                    |   47 +++++-
 arch/arm/mach-exynos4/cpuidle.c                |  151 ++++++++++++++++-
 arch/arm/mach-exynos4/include/mach/pmu.h       |    2 +
 arch/arm/mach-exynos4/platsmp.c                |    7 +-
 arch/arm/mach-exynos4/pm.c                     |   87 ----------
 arch/arm/mach-exynos4/sleep.S                  |   29 +++-
 arch/arm/mm/cache-l2x0.c                       |  216 +++++++++++++++++++++++-
 arch/arm/plat-s5p/include/plat/exynos4.h       |    1 +

Thanks,
Amit Daniel

On 21 October 2011 02:19, Nicolas Pitre <nicolas.pitre at linaro.org> wrote:
> On Thu, 20 Oct 2011, Amit Kachhap wrote:
>
>> Hi Nicolas,
>>
>> This is a request to pull L2 retention cpuidle implementation from
>> git://git.linaro.org/people/amitdanielk/linux.git (branch-
>> samsung_cpuidle_l2_retention)
>>
>> The top 5 patches on this refers to the work and this is heavily based
>> on Russell's rmk-next tree. So if it is possible to take this patches
>> for this month linaro release then please pull them.
>
> The Linaro kernel for this month was frozen today already.
>
> Still, I was ready to pull those patches if they were trivial.  But they
> are based on RMK's for-next branch which is _not_ a stable branch,
> therefore I'm for sure not willing to pull all his for-next branch into
> the linaro repository, and even less so on the Linaro kernel freeze
> deadline.
>
> If you want those patches available in the Linaro kernel (maybe for next
> month's release) I'd ask you to cherry-pick the required patches and
> apply them to a branch which is based on the current state of the
> linux-linaro-3.1 repository, and please test the resulting branch.
>
>
> Nicolas
>