[PATCH V2 3/4] ARM: AM335x: Fix warning in timer.c
Igor Grinberg
grinberg at compulab.co.il
Thu Nov 29 02:10:48 EST 2012
On 11/29/12 00:04, Jon Hunter wrote:
> When compiling the kernel with configuration options ...
>
> # CONFIG_ARCH_OMAP2 is not set
> # CONFIG_ARCH_OMAP3 is not set
> # CONFIG_ARCH_OMAP4 is not set
> # CONFIG_SOC_OMAP5 is not set
> CONFIG_SOC_AM33XX=y
>
> ... the following build warning is seen.
>
> CC arch/arm/mach-omap2/timer.o
> arch/arm/mach-omap2/timer.c:395:19: warning: ‘omap2_sync32k_clocksource_init’
> defined but not used [-Wunused-function]
>
> This issue was introduced by commit 6f80b3b (ARM: OMAP2+: timer: remove
> CONFIG_OMAP_32K_TIMER) where the omap2_sync32k_clocksource_init() is no
> longer referenced by the timer initialisation function for the AM335x
> device as it has no 32k-sync timer.
>
> Fix this by adding the "__maybe_unused" compiler directive to the
> omap2_sync32k_clocksource_init() function to indicate that this function
> may be used for certain configurations.
>
> Cc: Igor Grinberg <grinberg at compulab.co.il>
>
> Signed-off-by: Jon Hunter <jon-hunter at ti.com>
Acked-by: Igor Grinberg <grinberg at compulab.co.il>
--
Regards,
Igor.
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