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

[Kukjin Kim <kgene.kim@xxxxxxxxxxx>]

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?

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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