[PATCH V2 3/4] ARM: AM335x: Fix warning in timer.c

[Santosh Shilimkar]

On Thursday 29 November 2012 03:34 AM, 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: Santosh Shilimkar <santosh.shilimkar at ti.com>