OF_DT_BEGIN_NODE 2525 arch/powerpc/kernel/prom_init.c 	dt_push_token(OF_DT_BEGIN_NODE, mem_start, mem_end);
OF_DT_BEGIN_NODE  283 arch/powerpc/platforms/powermac/bootx_init.c 	dt_push_token(OF_DT_BEGIN_NODE, mem_end);