intc/arm_gic: Remove some dead code and put some functions static
Some functions are now only used in arm_gic.c, put them static. Some of
them where only used by the NVIC implementation and are not used
anymore, so remove them.
Signed-off-by: Luc Michel <luc.michel@greensocs.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id:
20180727095421.386-4-luc.michel@greensocs.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>