[PATCH v1 02/10] clockevents/drivers: add MPS2 Timer driver

Vladimir Murzin vladimir.murzin at arm.com
Tue Dec 15 05:16:11 PST 2015


On 14/12/15 13:56, Rob Herring wrote:
> On Wed, Dec 2, 2015 at 3:33 AM, Vladimir Murzin <vladimir.murzin at arm.com> wrote:
>> MPS2 platform has simple 32 bits general purpose countdown timers.
>>
>> The driver uses the first detected timer as a clocksource and the rest
>> of the timers as a clockevent
>>
>> Signed-off-by: Vladimir Murzin <vladimir.murzin at arm.com>
>> ---
>>  drivers/clocksource/Kconfig      |    5 +
>>  drivers/clocksource/Makefile     |    1 +
>>  drivers/clocksource/mps2-timer.c |  277 ++++++++++++++++++++++++++++++++++++++
>>  3 files changed, 283 insertions(+)
>>  create mode 100644 drivers/clocksource/mps2-timer.c
>>
>> diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
>> index 2eb5f0e..8bca09c 100644
>> --- a/drivers/clocksource/Kconfig
>> +++ b/drivers/clocksource/Kconfig
>> @@ -137,6 +137,11 @@ config CLKSRC_STM32
>>         depends on OF && ARM && (ARCH_STM32 || COMPILE_TEST)
>>         select CLKSRC_MMIO
>>
>> +config CLKSRC_MPS2
>> +       bool "Clocksource for MPS2 SoCs" if COMPILE_TEST
>> +       depends on OF && ARM
> 
> Does this really depend on both of these for COMPILE_TEST?

Not really...

> 
> You need to select CLKSRC_OF rather than CLKSRC_MMIO as well.
> 

Does it looks better?

config CLKSRC_MPS2
	bool "Clocksource for MPS2 SoCs" if COMPILE_TEST
	depends on GENERIC_SCHED_CLOCK
	select CLKSRC_MMIO
	select CLKSRC_OF


Cheers
Vladimir

> Rob
> 
> 
> 




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