powerpc/powermac: Use setup_timer() helper

Use setup_timer function instead of initializing timer with the
function and data fields.

Signed-off-by: Allen Pais <allen.lkml@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Allen Pais 2017-09-22 17:05:00 +05:30 • committed by Michael Ellerman
commit 01451ad47e