[PATCH v2 0/6] Switch to generic syscon regmap based drivers

Alim Akhtar alim.akhtar at gmail.com
Tue Oct 20 08:47:14 PDT 2015


Hi Markus,

On Tue, Oct 20, 2015 at 8:29 PM, Markus Reichl <m.reichl at fivetechno.de> wrote:
> Am 20.10.2015 um 11:24 schrieb Alim Akhtar:
>> Now we have a nice way to reboot/poweroff system using a generic
>> syscon regmap based drivers, this series moves exynos SoCs to
>> make use of the same.
>>
>> Changes since v1:
>> * Added a comment about the register information
>> * Droped defconfig changes as disscussed
>> * Collected various Reviewed-by, Tested-by and Acked-by tags
>> * Added SYSCON-{RESET, POWEROFF} to select from Kconfig
>>
>> Alim Akhtar (6):
>>   arm: dts: Add syscon-{reboot, poweroff} nodes for exynos3250 SoCs
>>   arm: dts: Add syscon-{reboot, poweroff} nodes for exynos4
>>   arm: dts: Add syscon-{reboot, poweroff} nodes for exynos5
>>   arm: dts: Add syscon-{reboot, poweroff} nodes for exynos5410 SoC
>>   ARM: exynos: select POWER_RESET_SYSCON and
>>     POWER_RESET_SYSCON_POWEROFF
>>   ARM: EXYNOS: Remove code for restart and poweroff for exynos SoCs
>>
>>  arch/arm/boot/dts/exynos3250.dtsi |   14 ++++++++++++
>>  arch/arm/boot/dts/exynos4.dtsi    |   14 ++++++++++++
>>  arch/arm/boot/dts/exynos5.dtsi    |   14 ++++++++++++
>>  arch/arm/boot/dts/exynos5410.dtsi |   14 ++++++++++++
>>  arch/arm/mach-exynos/Kconfig      |    3 +++
>>  arch/arm/mach-exynos/pmu.c        |   43 -------------------------------------
>>  6 files changed, 59 insertions(+), 43 deletions(-)
>>
>
> Hi Alim,
>
> I have installed your patch set above with git am on top of
> 4.3.0-rc6-00108-gce1fad2 torvalds/linux of today
> with make exynos_defconfig on Odroid U3.
>
which exynos soc Odroid U3 uses?

> "halt -p" worked (power 0.0W).
> "reboot" got stuck at 0.5W.
>
reboot stuck mean system does not reboot any more?
As far as I can see there in __no__ functional changes that my patch introduce.
So ideally it should have work. My patches are based on the top on
vanilla v4.3-rc5.
(25cb62b Linux 4.3-rc5), can you check at this commit?

Will check with the commit mentioned by you tomorrow.

>
> Without your patch set reboot worked.
>
>
> Thanks,
> --
> Markus Reichl
> --
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-- 
Regards,
Alim



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