[PATCH] exynos: pmu: use PS_HOLD based poweroff for all supported SoCs

Kukjin Kim kgene at kernel.org
Tue Mar 24 01:06:36 PDT 2015


Marek Szyprowski wrote:
> 
> Hello,
> 
Hi,

> On 2015-02-09 11:58, Krzysztof Kozlowski wrote:
> > 2015-02-09 10:06 GMT+01:00 Krzysztof Kozlowski <k.kozlowski at samsung.com>:
> >> 2015-02-09 8:25 GMT+01:00 Marek Szyprowski <m.szyprowski at samsung.com>:
> >>> PS_HOLD based power off procedure is common for all Exynos SoCs, so use
> >>> it for every Exynos SoC.
> >>>
> >>> Signed-off-by: Marek Szyprowski <m.szyprowski at samsung.com>
> >>> ---
> >>>   arch/arm/mach-exynos/pmu.c | 6 +++---
> >>>   1 file changed, 3 insertions(+), 3 deletions(-)
> >> I tried this on Trats2 board (Exynos 4412) and message "Power down
> >> failed, please power off system manually." appears. Is it expected? Or
> >> am I missing some patches (I applied this on top of next-20150129)?
> > It was my fault (I left attached JIG cable which prevents power off).
> > Now it works fine.
> >
> > Tested on Trats2 (Exynos4412):
> > Tested-by: Krzysztof Kozlowski <k.kozlowski at samsung.com>
> >
> > Patch also looks good, so:
> > Reviewed-by: Krzysztof Kozlowski <k.kozlowski at samsung.com>
> 
> Gentle ping for merging this in v4.1-next...
> 
OK, I'll queue this into v4.1-next/mach-samsung.

Just note, some newer SoC has different poweroff scheme not just using PS_HOLD
based so maybe we need to revisit the poweroff later ;-)

Thanks,
Kukjin




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