{ .subsystem = "ieee1394_node", .file = NULL },
{ .subsystem = "fc_transport", .file = "port_id" },
{ .subsystem = "fc_host", .file = "port_id" },
+ { .subsystem = "spi_transport", .file = "width" },
+ { .subsystem = "spi_host", .file = "width" },
{ NULL, NULL }
};