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52f2acc5 R |
1 | /* |
2 | * (C) Copyright 2016 | |
3 | * Texas Instruments, <www.ti.com> | |
4 | * | |
5 | * Ravi B <ravibabu@ti.com> | |
6 | * | |
7 | * SPDX-License-Identifier: GPL-2.0+ | |
8 | */ | |
9 | #include <common.h> | |
10 | #include <spl.h> | |
11 | #include <linux/compiler.h> | |
12 | #include <errno.h> | |
13 | #include <watchdog.h> | |
14 | #include <console.h> | |
15 | #include <g_dnl.h> | |
16 | #include <usb.h> | |
17 | #include <dfu.h> | |
18 | #include <environment.h> | |
19 | ||
20 | static int run_dfu(int usb_index, char *interface, char *devstring) | |
21 | { | |
22 | int ret; | |
23 | ||
24 | ret = dfu_init_env_entities(interface, devstring); | |
25 | if (ret) { | |
26 | dfu_free_entities(); | |
27 | goto exit; | |
28 | } | |
29 | ||
30 | run_usb_dnl_gadget(usb_index, "usb_dnl_dfu"); | |
31 | exit: | |
32 | dfu_free_entities(); | |
33 | return ret; | |
34 | } | |
35 | ||
36 | int spl_dfu_cmd(int usbctrl, char *dfu_alt_info, char *interface, char *devstr) | |
37 | { | |
38 | char *str_env; | |
39 | int ret; | |
40 | ||
41 | /* set default environment */ | |
42 | set_default_env(0); | |
00caae6d | 43 | str_env = env_get(dfu_alt_info); |
52f2acc5 | 44 | if (!str_env) { |
9b643e31 | 45 | pr_err("\"dfu_alt_info\" env variable not defined!\n"); |
52f2acc5 R |
46 | return -EINVAL; |
47 | } | |
48 | ||
382bee57 | 49 | ret = env_set("dfu_alt_info", str_env); |
52f2acc5 | 50 | if (ret) { |
9b643e31 | 51 | pr_err("unable to set env variable \"dfu_alt_info\"!\n"); |
52f2acc5 R |
52 | return -EINVAL; |
53 | } | |
54 | ||
55 | /* invoke dfu command */ | |
56 | return run_dfu(usbctrl, interface, devstr); | |
57 | } |