xref: /openbmc/u-boot/cmd/thordown.c (revision ce13c19f)
1  // SPDX-License-Identifier: GPL-2.0+
2  /*
3   * cmd_thordown.c -- USB TIZEN "THOR" Downloader gadget
4   *
5   * Copyright (C) 2013 Lukasz Majewski <l.majewski@samsung.com>
6   * All rights reserved.
7   */
8  
9  #include <common.h>
10  #include <thor.h>
11  #include <dfu.h>
12  #include <g_dnl.h>
13  #include <usb.h>
14  
15  int do_thor_down(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
16  {
17  	if (argc < 4)
18  		return CMD_RET_USAGE;
19  
20  	char *usb_controller = argv[1];
21  	char *interface = argv[2];
22  	char *devstring = argv[3];
23  
24  	int ret;
25  
26  	puts("TIZEN \"THOR\" Downloader\n");
27  
28  	ret = dfu_init_env_entities(interface, devstring);
29  	if (ret)
30  		goto done;
31  
32  	int controller_index = simple_strtoul(usb_controller, NULL, 0);
33  	ret = usb_gadget_initialize(controller_index);
34  	if (ret) {
35  		pr_err("USB init failed: %d\n", ret);
36  		ret = CMD_RET_FAILURE;
37  		goto exit;
38  	}
39  
40  	g_dnl_register("usb_dnl_thor");
41  
42  	ret = thor_init();
43  	if (ret) {
44  		pr_err("THOR DOWNLOAD failed: %d\n", ret);
45  		ret = CMD_RET_FAILURE;
46  		goto exit;
47  	}
48  
49  	ret = thor_handle();
50  	if (ret) {
51  		pr_err("THOR failed: %d\n", ret);
52  		ret = CMD_RET_FAILURE;
53  		goto exit;
54  	}
55  
56  exit:
57  	g_dnl_unregister();
58  	usb_gadget_release(controller_index);
59  done:
60  	dfu_free_entities();
61  
62  	return ret;
63  }
64  
65  U_BOOT_CMD(thordown, CONFIG_SYS_MAXARGS, 1, do_thor_down,
66  	   "TIZEN \"THOR\" downloader",
67  	   "<USB_controller> <interface> <dev>\n"
68  	   "  - device software upgrade via LTHOR TIZEN dowload\n"
69  	   "    program via <USB_controller> on device <dev>,\n"
70  	   "	attached to interface <interface>\n"
71  );
72