Re: [PATCH] ARM: EXYNOS4: Fix soft reboot hang after suspend/resume

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Hi Kukjin,

On 14 May 2012 13:45, Kukjin Kim <kgene.kim@xxxxxxxxxxx> wrote:
> Inderpal Singh wrote:
>>
>> Upon wake-up, clear the sleep mode set in INFORM1 register.
>>
> Is this for wake-up or _really_ software reset? And is this available on all
> of EXYNOS4 SoCs?

This is for soft reboot hang after one cycle of suspend/resume is complete.
And yes this is applicable for all exynos SOCs.

With Regards,
Inder

>
> Thanks.
>
> Best regards,
> Kgene.
> --
> Kukjin Kim <kgene.kim@xxxxxxxxxxx>, Senior Engineer,
> SW Solution Development Team, Samsung Electronics Co., Ltd.
>
>> Signed-off-by: Inderpal Singh <inderpal.singh@xxxxxxxxxx>
>> ---
>>  arch/arm/mach-exynos/pm.c |    4 ++++
>>  1 files changed, 4 insertions(+), 0 deletions(-)
>>
>> diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
>> index f0bb467..16cba3f 100644
>> --- a/arch/arm/mach-exynos/pm.c
>> +++ b/arch/arm/mach-exynos/pm.c
>> @@ -381,6 +381,10 @@ static void exynos4_pm_resume(void)
>>  #endif
>>
>>  early_wakeup:
>> +
>> +     /* Clear SLEEP mode set in INFORM1 */
>> +     __raw_writel(0x0, S5P_INFORM1);
>> +
>>       return;
>>  }
>>
>
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