[PATCH] clocksource: efm32: let CLKSRC_EFM32 select CLKSRC_OF

Daniel Lezcano daniel.lezcano at linaro.org
Thu Apr 17 00:36:50 PDT 2014


On 04/16/2014 09:30 PM, Uwe Kleine-König wrote:
> Hello,
>
> On Wed, Apr 16, 2014 at 01:51:17PM -0500, Rob Herring wrote:
>> On Wed, Apr 16, 2014 at 1:40 PM, Uwe Kleine-König
>> <u.kleine-koenig at pengutronix.de> wrote:
>>> The efm32 timer driver is only usable with CLKSRC_OF, so it makes sense
>>> to let its Kconfig symbol select it. For compile coverage testing it's not
>>> needed though, so only select it if ARCH_EFM32 is enabled.
>>>
>>> This allows to drop ARCH_EFM32 selecting CLKSRC_OF which is done here
>>> for simplicity, too.
>>>
>>> Reported-by: Rob Herring <robherring2 at gmail.com>
>>> Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
>>> ---
>>> [...]
>>> diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
>>> --- a/drivers/clocksource/Kconfig
>>> +++ b/drivers/clocksource/Kconfig
>>> @@ -80,6 +80,7 @@ config CLKSRC_EFM32
>>>          bool "Clocksource for Energy Micro's EFM32 SoCs" if !ARCH_EFM32
>>>          depends on OF && ARM && (ARCH_EFM32 || COMPILE_TEST)
>>>          select CLKSRC_MMIO
>>> +       select CLKSRC_OF if ARCH_EFM32
>>
>> You already depend on OF, so I believe you don't need the if here.
> Rob and I discussed this shortly on irc, the summary is that the if is
> not needed to prevent Kconfig breakage but adds more flexibility for the
> COMPILE_TEST case. In the end Rob said:
>
> 	1397676012 < robher> you can add my ack.
>
> which would be:
>
> Acked-by: Rob Herring <robherring2 at gmail.com>

Hi Rob,

shall I use the mail address above or robh at kernel.org ?



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