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