zone_dma_bits's initialization happens earlier that it's actually
needed, in arm64_memblock_init(). So move it into the more suitable
zone_sizes_init().
Signed-off-by: NNicolas Saenz Julienne <nsaenzjulienne@suse.de>
Tested-by: NJeremy Linton <jeremy.linton@arm.com>
Link: https://lore.kernel.org/r/20201119175400.9995-3-nsaenzjulienne@suse.deSigned-off-by: NCatalin Marinas <catalin.marinas@arm.com>