u-boot/cmd/usb_gadget_sdp.c
Jean-Jacques Hiblot a06955ae1e usb: gadget: Do not call board_usb_xxx() directly in USB gadget drivers
Add 2 functions to wrap the calls to board_usb_init() and
board_usb_cleanup().
This is a preparatory work for DM support for UDC drivers (DM_USB_GADGET).

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2018-12-07 16:31:45 +01:00

49 lines
1 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* cmd_sdp.c -- sdp command
*
* Copyright (C) 2016 Toradex
* Author: Stefan Agner <stefan.agner@toradex.com>
*/
#include <common.h>
#include <g_dnl.h>
#include <sdp.h>
#include <usb.h>
static int do_sdp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int ret = CMD_RET_FAILURE;
if (argc < 2)
return CMD_RET_USAGE;
char *usb_controller = argv[1];
int controller_index = simple_strtoul(usb_controller, NULL, 0);
usb_gadget_initialize(controller_index);
g_dnl_clear_detach();
g_dnl_register("usb_dnl_sdp");
ret = sdp_init(controller_index);
if (ret) {
pr_err("SDP init failed: %d\n", ret);
goto exit;
}
/* This command typically does not return but jumps to an image */
sdp_handle(controller_index);
pr_err("SDP ended\n");
exit:
g_dnl_unregister();
usb_gadget_release(controller_index);
return ret;
}
U_BOOT_CMD(sdp, 2, 1, do_sdp,
"Serial Downloader Protocol",
"<USB_controller>\n"
" - serial downloader protocol via <USB_controller>\n"
);