e966d3084596 ("MIPS: Remove SLOW_DOWN_IO")
b962aeb02205 ("MIPS: Use GENERIC_IOMAP")
740129b36faf ("MIPS: Use generic GCC library routines from lib/")
ebabcf17bcd7 ("MIPS: Implement __multi3 for GCC7 MIPS64r6 builds")