1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * cmd_dfu.c -- dfu command
4 *
5 * Copyright (C) 2015
6 * Lukasz Majewski <l.majewski@majess.pl>
7 *
8 * Copyright (C) 2012 Samsung Electronics
9 * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
10 * Lukasz Majewski <l.majewski@samsung.com>
11 */
12
13 #include <common.h>
14 #include <watchdog.h>
15 #include <dfu.h>
16 #include <console.h>
17 #include <g_dnl.h>
18 #include <usb.h>
19 #include <net.h>
20
do_dfu(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])21 static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
22 {
23
24 if (argc < 4)
25 return CMD_RET_USAGE;
26
27 #ifdef CONFIG_DFU_OVER_USB
28 char *usb_controller = argv[1];
29 #endif
30 char *interface = argv[2];
31 char *devstring = argv[3];
32
33 int ret = 0;
34 #ifdef CONFIG_DFU_OVER_TFTP
35 unsigned long addr = 0;
36 if (!strcmp(argv[1], "tftp")) {
37 if (argc == 5)
38 addr = simple_strtoul(argv[4], NULL, 0);
39
40 return update_tftp(addr, interface, devstring);
41 }
42 #endif
43 #ifdef CONFIG_DFU_OVER_USB
44 ret = dfu_init_env_entities(interface, devstring);
45 if (ret)
46 goto done;
47
48 ret = CMD_RET_SUCCESS;
49 if (argc > 4 && strcmp(argv[4], "list") == 0) {
50 dfu_show_entities();
51 goto done;
52 }
53
54 int controller_index = simple_strtoul(usb_controller, NULL, 0);
55
56 run_usb_dnl_gadget(controller_index, "usb_dnl_dfu");
57
58 done:
59 dfu_free_entities();
60 #endif
61 return ret;
62 }
63
64 U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
65 "Device Firmware Upgrade",
66 #ifdef CONFIG_DFU_OVER_USB
67 "<USB_controller> <interface> <dev> [list]\n"
68 " - device firmware upgrade via <USB_controller>\n"
69 " on device <dev>, attached to interface\n"
70 " <interface>\n"
71 " [list] - list available alt settings\n"
72 #endif
73 #ifdef CONFIG_DFU_OVER_TFTP
74 #ifdef CONFIG_DFU_OVER_USB
75 "dfu "
76 #endif
77 "tftp <interface> <dev> [<addr>]\n"
78 " - device firmware upgrade via TFTP\n"
79 " on device <dev>, attached to interface\n"
80 " <interface>\n"
81 " [<addr>] - address where FIT image has been stored\n"
82 #endif
83 );
84