fdt_begin_node(fdt, str);
        fdt_property_string(fdt, "description", params->imagename);
        fdt_property_string(fdt, "type", typename);
-       fdt_property_string(fdt, "arch", genimg_get_arch_name(params->arch));
+       fdt_property_string(fdt, "arch",
+                           genimg_get_arch_short_name(params->arch));
        fdt_property_string(fdt, "os", genimg_get_os_short_name(params->os));
        fdt_property_string(fdt, "compression",
                            genimg_get_comp_short_name(params->comp));