from at91sam9.c:682
static const struct command_registration at91sam9_command_handler[] = {
{
.name = "at91sam9",
.mode = COMMAND_ANY,
.help = "AT91SAM9 NAND flash controller commands",
.usage = "",
.chain = at91sam9_sub_command_handlers,
},
COMMAND_REGISTRATION_DONE
};