[PATCH v2 0/5] ARM: S3C24XX: convert s3c2412 to common clock framework

Kukjin Kim kgene.kim at samsung.com
Mon Feb 24 19:45:51 EST 2014


On 02/24/14 09:06, Mike Turquette wrote:
> Quoting Tomasz Figa (2014-02-22 16:48:45)
>> On 23.02.2014 01:29, Heiko Stübner wrote:
>>> Hi Tomasz,
>>>
>>> Am Sonntag, 23. Februar 2014, 00:49:56 schrieb Tomasz Figa:
>>>> Hi,
>>>>
>>>> On 22.02.2014 23:45, Heiko Stübner wrote:
>>>>> Second incarnation of the series converting s3c2412/s3c2413 to the common
>>>>> clock framework. As before the conversion is done by a mix of datasheet
>>>>> data and the pre-existing clock code and as this time I have no hardware
>>>>> of this type, it is compile-tested only. So hopefully somebody with
>>>>> s3c2412
>>>>> hw will be able to test it for real.
>>>>>
>>>>> The conversion of s3c2412 now moved in front of the
>>>>> s3c2410/s3c2440/s3c2442
>>>>> one, as I'll need a bit more time for the clockout changes suggested by
>>>>> Tomasz Figa.
>>>>>
>>>>> This series builds on top of the previous submitted s3c2443/s3c2416
>>>>> series.
>>>>>
>>>>>
>>>>> Changes since v1:
>>>>> - move in front of s3c2410 conversion, therefore move 2 necessary patches
>>>>>
>>>>>      that also got ACKs, from there into this series
>>>>>
>>>>> - adapt to Samsung clock pm rework from Tomasz Figa
>>>>> - apply some changes suggested by Tomasz Figa in the s3c2410 clock driver
>>>>>
>>>>>      that also apply to this driver.
>>>>>
>>>>> Heiko Stuebner (5):
>>>>>      ARM: S3C24XX: only store clock registers when old clock code is active
>>>>>      clk: samsung: add plls used by the early s3c24xx cpus
>>>>>      dt-bindings: add documentation for s3c2412 clock controller
>>>>>      clk: samsung: add clock controller driver for s3c2412
>>>>>      ARM: S3C24XX: convert s3c2412 to common clock framework
>>>>>
>>>>>     .../bindings/clock/samsung,s3c2412-clock.txt       |  50 ++
>>>>>     arch/arm/mach-s3c24xx/Kconfig                      |   8 +-
>>>>>     arch/arm/mach-s3c24xx/Makefile                     |   2 +-
>>>>>     arch/arm/mach-s3c24xx/clock-s3c2412.c              | 761
>>>>>     --------------------- arch/arm/mach-s3c24xx/common.c
>>>>>      |   9 +-
>>>>>     arch/arm/mach-s3c24xx/common.h                     |   4 +
>>>>>     arch/arm/mach-s3c24xx/mach-jive.c                  |   9 +-
>>>>>     arch/arm/mach-s3c24xx/mach-smdk2413.c              |   9 +-
>>>>>     arch/arm/mach-s3c24xx/mach-vstms.c                 |   9 +-
>>>>>     arch/arm/mach-s3c24xx/pm.c                         |  13 +-
>>>>>     arch/arm/mach-s3c24xx/s3c2412.c                    |  43 --
>>>>>     drivers/clk/samsung/Makefile                       |   1 +
>>>>>     drivers/clk/samsung/clk-pll.c                      | 182 +++++
>>>>>     drivers/clk/samsung/clk-pll.h                      |   3 +
>>>>>     drivers/clk/samsung/clk-s3c2412.c                  | 268 ++++++++
>>>>>     include/dt-bindings/clock/s3c2412.h                |  73 ++
>>>>>     16 files changed, 627 insertions(+), 817 deletions(-)
>>>>>     create mode 100644
>>>>>     Documentation/devicetree/bindings/clock/samsung,s3c2412-clock.txt
>>>>>     delete mode 100644 arch/arm/mach-s3c24xx/clock-s3c2412.c
>>>>>     create mode 100644 drivers/clk/samsung/clk-s3c2412.c
>>>>>     create mode 100644 include/dt-bindings/clock/s3c2412.h
>>>>
>>>> For mach and DT patches:
>>>>
>>>> Reviewed-by: Tomasz Figa<t.figa at samsung.com>
>>>>
>>>> Kukjin, I'll take binding and clock patches to Samsung clock tree as
>>>> soon as DT bindings get acked by one of DT maintainers. I will prepare a
>>>> branch for you to apply mach patches on top. Is it fine for you?
>>>
>>> I think Kukjin already applied the s3c2416/s3c2443 series on top of your
>>> clock-pm-changes in the linux-samsung tree [1], so it might be best to just
>>> pile this series on top of it.
>>
>> I'm aware of this, but I'm afraid this might cause conflicts with
>> remaining patches that I might have to apply in this release cycle.
>>
>> Patch clk/samsung: add support for multiple clock providers[1] is mostly
>> what I have in my mind, but there is also at least one patch that is
>> based on top of PM rework floating on the list.
>>
>> I'd try to sort this out first with Kukjin and if we fail we will have
>> to fall back to merging any clock patches through Samsung tree for this
>> release cycle.
>
YES!

> Better if we can sort it out, but if these patches must go through the
> samsung tree then please add my Ack.
>
Agreed and thanks.

Tomasz, I'll take this series with you and Mike's ack then if required, 
can you please merge the branch "v3.15-next/clk-s3c24xx" into your clk 
branch?

- Kukjin



More information about the linux-arm-kernel mailing list