upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/common/cmd_dfu.c

74 lines
1.6 KiB

/*
* cmd_dfu.c -- dfu command
*
* Copyright (C) 2012 Samsung Electronics
* authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
* Lukasz Majewski <l.majewski@samsung.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dfu.h>
#include <g_dnl.h>
#include <usb.h>
static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
if (argc < 4)
return CMD_RET_USAGE;
char *usb_controller = argv[1];
char *interface = argv[2];
char *devstring = argv[3];
int ret, i = 0;
ret = dfu_init_env_entities(interface, simple_strtoul(devstring,
NULL, 10));
if (ret)
return ret;
if (argc > 4 && strcmp(argv[4], "list") == 0) {
dfu_show_entities();
goto done;
}
int controller_index = simple_strtoul(usb_controller, NULL, 0);
board_usb_init(controller_index, USB_INIT_DEVICE);
g_dnl_register("usb_dnl_dfu");
while (1) {
if (dfu_reset())
/*
* This extra number of usb_gadget_handle_interrupts()
* calls is necessary to assure correct transmission
* completion with dfu-util
*/
if (++i == 10)
goto exit;
if (ctrlc())
goto exit;
usb_gadget_handle_interrupts();
}
exit:
g_dnl_unregister();
done:
dfu_free_entities();
if (dfu_reset())
run_command("reset", 0);
return CMD_RET_SUCCESS;
}
U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
"Device Firmware Upgrade",
"<USB_controller> <interface> <dev> [list]\n"
" - device firmware upgrade via <USB_controller>\n"
" on device <dev>, attached to interface\n"
" <interface>\n"
" [list] - list available alt settings\n"
);