]> Git Repo - J-u-boot.git/blob - cmd/usb_gadget_sdp.c
Merge branch '2024-05-06-remove-include-common_h' into next
[J-u-boot.git] / cmd / usb_gadget_sdp.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * cmd_sdp.c -- sdp command
4  *
5  * Copyright (C) 2016 Toradex
6  * Author: Stefan Agner <[email protected]>
7  */
8
9 #include <command.h>
10 #include <g_dnl.h>
11 #include <sdp.h>
12 #include <usb.h>
13 #include <linux/printk.h>
14
15 static int do_sdp(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
16 {
17         int controller_index;
18         struct udevice *udc;
19         int ret;
20
21         if (argc < 2)
22                 return CMD_RET_USAGE;
23
24         controller_index = simple_strtoul(argv[1], NULL, 0);
25         ret = udc_device_get_by_index(controller_index, &udc);
26         if (ret)
27                 return ret;
28
29         g_dnl_clear_detach();
30         ret = g_dnl_register("usb_dnl_sdp");
31         if (ret) {
32                 pr_err("SDP dnl register failed: %d\n", ret);
33                 goto exit_register;
34         }
35
36         ret = sdp_init(udc);
37         if (ret) {
38                 pr_err("SDP init failed: %d\n", ret);
39                 goto exit;
40         }
41
42         /* This command typically does not return but jumps to an image */
43         sdp_handle(udc);
44         pr_err("SDP ended\n");
45
46 exit:
47         g_dnl_unregister();
48 exit_register:
49         udc_device_put(udc);
50
51         return CMD_RET_FAILURE;
52 }
53
54 U_BOOT_CMD(sdp, 2, 1, do_sdp,
55         "Serial Downloader Protocol",
56         "<USB_controller>\n"
57         "  - serial downloader protocol via <USB_controller>\n"
58 );
This page took 0.028707 seconds and 4 git commands to generate.