[MIPS] 16K & 64K page size fixes

Derived from Peter Watkins <treestem@gmail.com>'s work.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --cc arch/mips/kernel/asm-offsets.c
Simple merge

diff --cc arch/mips/kernel/head.S
Simple merge

diff --cc arch/mips/kernel/r4k_switch.S
Simple merge

diff --cc arch/mips/kernel/vmlinux.lds.S
Simple merge

diff --cc arch/mips/lib-64/dump_tlb.c
Simple merge

diff --cc arch/mips/mips-boards/generic/memory.c
Simple merge

diff --cc arch/mips/mm/pg-r4k.c
Simple merge

diff --cc arch/mips/mm/tlbex.c
Simple merge

diff --cc include/asm-mips/asm.h
Simple merge

diff --cc include/asm-mips/pgalloc.h
Simple merge

diff --cc include/asm-mips/pgtable-64.h
Simple merge