nios2: constify irq_domain_ops

struct irq_domain_ops is not modified, so it can be made const.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Ley Foon Tan <ley.foon.tan@intel.com>
This commit is contained in:
Tobias Klauser 2017-04-02 20:08:52 -07:00 • committed by Ley Foon Tan
commit 57ac76ed6c