1 /*
2 * Copyright (C) (C) Copyright 2016-2019 Rockchip Electronics Co., Ltd
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7 #include <common.h>
8 #include <command.h>
9 #include <dm.h>
10
11 static int mtd_curr_dev = -1;
12
do_mtd_blk(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])13 static int do_mtd_blk(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
14 {
15 if (argc == 2) {
16 return CMD_RET_FAILURE;
17 }
18
19 return blk_common_cmd(argc, argv, IF_TYPE_MTD, &mtd_curr_dev);
20 }
21
22 U_BOOT_CMD(
23 mtd_blk, 8, 1, do_mtd_blk,
24 "MTD Block device sub-system",
25 "mtd_blk dev [dev] - show or set current MTD device\n"
26 "mtd_blk part [dev] - print partition table of one or all MTD devices\n"
27 "mtd_blk read addr blk# cnt - read `cnt' blocks starting at block\n"
28 " `blk#' to memory address `addr'\n"
29 "mtd_blk write addr blk# cnt - write `cnt' blocks starting at block\n"
30 " `blk#' from memory address `addr'"
31 );
32