2 * Copyright (c) 2017 Intel Corporation
4 * SPDX-License-Identifier: GPL-2.0+
7 #include <dwc3-uboot.h>
8 #include <environment.h>
10 #include <u-boot/md5.h>
14 #include <linux/usb/gadget.h>
16 #include <asm/cache.h>
18 #include <asm/u-boot-x86.h>
20 DECLARE_GLOBAL_DATA_PTR;
22 static struct dwc3_device dwc3_device_data = {
23 .maximum_speed = USB_SPEED_HIGH,
24 .base = CONFIG_SYS_USB_OTG_BASE,
25 .dr_mode = USB_DR_MODE_PERIPHERAL,
29 int usb_gadget_handle_interrupts(int controller_index)
31 dwc3_uboot_handle_interrupt(controller_index);
36 int board_usb_init(int index, enum usb_init_type init)
38 if (index == 0 && init == USB_INIT_DEVICE)
39 return dwc3_uboot_init(&dwc3_device_data);
43 int board_usb_cleanup(int index, enum usb_init_type init)
45 if (index == 0 && init == USB_INIT_DEVICE) {
46 dwc3_uboot_exit(index);
52 static void assign_serial(void)
54 struct mmc *mmc = find_mmc_device(0);
55 unsigned char ssn[16];
63 md5((unsigned char *)mmc->cid, sizeof(mmc->cid), ssn);
65 snprintf(usb0addr, sizeof(usb0addr), "02:00:86:%02x:%02x:%02x",
66 ssn[13], ssn[14], ssn[15]);
67 env_set("usb0addr", usb0addr);
69 for (i = 0; i < 16; i++)
70 snprintf(&serial[2 * i], 3, "%02x", ssn[i]);
71 env_set("serial#", serial);
73 #if defined(CONFIG_CMD_SAVEENV) && !defined(CONFIG_ENV_IS_NOWHERE)
78 static void assign_hardware_id(void)
80 struct ipc_ifwi_version v;
84 ret = scu_ipc_command(IPCMSG_GET_FW_REVISION, 1, NULL, 0, (u32 *)&v, 4);
86 printf("Can't retrieve hardware revision\n");
88 snprintf(hardware_id, sizeof(hardware_id), "%02X", v.hardware_id);
89 env_set("hardware_id", hardware_id);
91 #if defined(CONFIG_CMD_SAVEENV) && !defined(CONFIG_ENV_IS_NOWHERE)
96 int board_late_init(void)
98 if (!env_get("serial#"))
101 if (!env_get("hardware_id"))
102 assign_hardware_id();