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 < 2)
25 return CMD_RET_USAGE;
26
27 #ifdef CONFIG_DFU_OVER_USB
28 char *usb_controller = argv[1];
29 #endif
30 #if defined(CONFIG_DFU_OVER_USB) || defined(CONFIG_DFU_OVER_TFTP)
31 char *interface = NULL;
32 char *devstring = NULL;
33
34 if (argc >= 4) {
35 interface = argv[2];
36 devstring = argv[3];
37 }
38 #endif
39
40 int ret = 0;
41 #ifdef CONFIG_DFU_OVER_TFTP
42 unsigned long addr = 0;
43 if (!strcmp(argv[1], "tftp")) {
44 if (argc == 5 || argc == 3)
45 addr = simple_strtoul(argv[argc - 1], NULL, 0);
46
47 return update_tftp(addr, interface, devstring);
48 }
49 #endif
50 #ifdef CONFIG_DFU_OVER_USB
51 ret = dfu_init_env_entities(interface, devstring);
52 if (ret)
53 goto done;
54
55 ret = CMD_RET_SUCCESS;
56 if (strcmp(argv[argc - 1], "list") == 0) {
57 dfu_show_entities();
58 goto done;
59 }
60
61 int controller_index = simple_strtoul(usb_controller, NULL, 0);
62
63 run_usb_dnl_gadget(controller_index, "usb_dnl_dfu");
64
65 done:
66 dfu_free_entities();
67 #endif
68 return ret;
69 }
70
71 U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
72 "Device Firmware Upgrade",
73 ""
74 #ifdef CONFIG_DFU_OVER_USB
75 "<USB_controller> [<interface> <dev>] [list]\n"
76 " - device firmware upgrade via <USB_controller>\n"
77 " on device <dev>, attached to interface\n"
78 " <interface>\n"
79 " [list] - list available alt settings\n"
80 #endif
81 #ifdef CONFIG_DFU_OVER_TFTP
82 #ifdef CONFIG_DFU_OVER_USB
83 "dfu "
84 #endif
85 "tftp [<interface> <dev>] [<addr>]\n"
86 " - device firmware upgrade via TFTP\n"
87 " on device <dev>, attached to interface\n"
88 " <interface>\n"
89 " [<addr>] - address where FIT image has been stored\n"
90 #endif
91 );
92