Subject: [PATCH 0/2] Marvell Armada 375 and 38x timer support

From: [email-masked] (Gregory CLEMENT)
Date: Tue, 11 Feb 2014 14:14:17 +0100

On 11/02/2014 14:07, Jason Cooper wrote:
> Daniel,
> 
> On Tue, Feb 11, 2014 at 02:03:57PM +0100, Daniel Lezcano wrote:
>> On 02/10/2014 08:07 PM, Ezequiel Garcia wrote:
>>> Hello Daniel,
>>>
>>> This small series adds support for the two new Marvell ARM SoCs:
>>> the Armada 375 and Armada 38x.
>>>
>>> These new SoCs are based on Cortex-A9 CPU cores, and share a
>>> number of peripherals with their predecessors in the mach-mvebu
>>> family. The core support (arch/arm/mach-mvebu) for these SOCs have just
>>> been posted, and we're aiming at having this merged for 3.15.
>>>
>>> The A375 SoC timer is modeled matching the A370 timer, while the
>>> A38x SoC timer is modeled matching the AXP timer. However, we'd like
>>> to keep the compatible strings as SoC-specific.
>>>
>>> In the past, we've had trouble chosing a common compatible string, resulting
>>> in the introduction of per-SoC compatibles. Such compatible-string change
>>> of course implies breaking backards compatibility, and was only possible
>>> after agreeing that the old compatible wasn't used in production.
>>>
>>> So, in order to avoid such problems, we think it's better to keep them
>>> separate.
>>>
>>> Gregory CLEMENT (2):
>>>   clocksource: armada-370-xp: Add support for Armada 375
>>>   clocksource: armada-370-xp: Add support for Armada 38x
>>>
>>>  .../bindings/timer/marvell,armada-370-xp-timer.txt | 13 ++++++++----
>>>  drivers/clocksource/time-armada-370-xp.c           | 23 +++++++++++++++++++++-
>>>  2 files changed, 31 insertions(+), 5 deletions(-)
>>
>> Applied to my tree for 3.15.
> 
> Please hold off until we've resolved the discussion regarding adding
> unneeded compatible strings.  It's under patch 6 in the main series
> adding support for this new SoC.
> 
>   [PATCH 06/11] ARM: mvebu: add Armada 380/385 support to the system-controller driver
> 

I still believe that having different compatible strings for
different IP even if at first sight they look similar.

Moreover we are already aware of some issue on this SoC such as
the 25Mhz timer which don't work (yet) on Armada 375.

Thanks,

Gregory

> thx,
> 
> Jason.
> 
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> 

-- 
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
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