KHO_SUB_TREE_SIZE_PROP_NAME
val = fdt_getprop(fdt, offset, KHO_SUB_TREE_SIZE_PROP_NAME, &len);
fdt_err = fdt_setprop(root_fdt, off, KHO_SUB_TREE_SIZE_PROP_NAME,
KHO_SUB_TREE_SIZE_PROP_NAME, &len);
name, KHO_SUB_TREE_SIZE_PROP_NAME);