[PATCH] powerpc/8xx: Remove init_internal_rtc() to fix no previous prototype error

[Arnd Bergmann]

On Thu, Aug 17, 2023, at 14:26, Christophe Leroy wrote:
> A W=1 build of mpc885_ads_defconfig throws the following error:
>
>   CC      arch/powerpc/platforms/8xx/m8xx_setup.o
> arch/powerpc/platforms/8xx/m8xx_setup.c:41:1: error: no previous 
> prototype for 'init_internal_rtc' [-Werror=missing-prototypes]
>    41 | init_internal_rtc(void)
>       | ^~~~~~~~~~~~~~~~~
>
> init_internal_rtc() was introduced by commit df34403dcaac ("[POWERPC]
> 8xx: Add mpc885ads support and common mpc8xx files") as a weak
> function but has never been defined and/or used outside m8xx_setup.c
>
> As it is called only once there, just fold it into its caller and
> remove it.
>
> Signed-off-by: Christophe Leroy <christophe.leroy at csgroup.eu>
> Cc: Arnd Bergmann <arnd at arndb.de>
> ---

Reviewed-by: Arnd Bergmann <arnd at arndb.de>