powerpc/fsl: try to explain why the interrupt numbers are off by 16
powerpc/fsl: try to explain why the interrupt numbers are off by 16

Signed-off-by: Sebastian Andrzej Siewior <db043b2055cb3a47b2eb0b5aebf4e114a8c24a5a@breakpoint.cc>
Signed-off-by: Kumar Gala <383ef5577c6e1178b93f59ec8d0936f76d2a98c4@kernel.crashing.org>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs