Pull nios2 update from Ley Foon Tan:
"Use read_persistent_clock64() instead of read_persistent_clock()"
* tag 'nios2-v4.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2:
nios2: Use read_persistent_clock64() instead of read_persistent_clock()