dt_mem_next_cell
base = dt_mem_next_cell(dt_root_addr_cells, ®);
size = dt_mem_next_cell(dt_root_size_cells, ®);
rngs = dt_mem_next_cell(dt_root_size_cells, usm);
base = dt_mem_next_cell(dt_root_addr_cells, usm);
size = dt_mem_next_cell(dt_root_size_cells, usm);
drmem_info->lmb_size = dt_mem_next_cell(dt_root_size_cells, &prop);
dt_mem_next_cell(dt_root_addr_cells, ®);
size = dt_mem_next_cell(dt_root_size_cells, ®);
*addr = dt_mem_next_cell(dt_root_addr_cells, &prop);
*size = dt_mem_next_cell(dt_root_size_cells, &prop);
size = dt_mem_next_cell(dt_root_size_cells, &prop);
align = dt_mem_next_cell(dt_root_addr_cells, &prop);
extern u64 dt_mem_next_cell(int s, const __be32 **cellp);