2 * Copyright (c) 2016 Toradex, Inc.
4 * SPDX-License-Identifier: GPL-2.0+
8 #include <environment.h>
10 #include <linux/libfdt.h>
12 #include "tdx-cfg-block.h"
13 #include <asm/setup.h>
14 #include "tdx-common.h"
16 #ifdef CONFIG_TDX_CFG_BLOCK
17 static char tdx_serial_str[9];
18 static char tdx_board_rev_str[6];
20 #ifdef CONFIG_REVISION_TAG
21 u32 get_board_rev(void)
24 if (!tdx_hw_tag.ver_major)
27 return ((tdx_hw_tag.ver_major & 0xff) << 8) |
28 ((tdx_hw_tag.ver_minor & 0xf) << 4) |
29 ((tdx_hw_tag.ver_assembly & 0xf) + 0xa);
31 #endif /* CONFIG_TDX_CFG_BLOCK */
33 #ifdef CONFIG_SERIAL_TAG
34 void get_board_serial(struct tag_serialnr *serialnr)
37 unsigned int serial = tdx_serial;
46 * Convert to Linux serial number format (hexadecimal coded
51 array[i--] = serial % 10;
57 for (i = 1; i < 8; i++) {
62 serialnr->low = serial;
65 #endif /* CONFIG_SERIAL_TAG */
67 int show_board_info(void)
69 unsigned char ethaddr[6];
71 if (read_tdx_cfg_block()) {
72 printf("Missing Toradex config block\n");
77 /* board serial-number */
78 sprintf(tdx_serial_str, "%08u", tdx_serial);
79 sprintf(tdx_board_rev_str, "V%1d.%1d%c",
82 (char)tdx_hw_tag.ver_assembly + 'A');
84 env_set("serial#", tdx_serial_str);
87 * Check if environment contains a valid MAC address,
88 * set the one from config block if not
90 if (!eth_env_get_enetaddr("ethaddr", ethaddr))
91 eth_env_set_enetaddr("ethaddr", (u8 *)&tdx_eth_addr);
93 #ifdef CONFIG_TDX_CFG_BLOCK_2ND_ETHADDR
94 if (!eth_env_get_enetaddr("eth1addr", ethaddr)) {
96 * Secondary MAC address is allocated from block
97 * 0x100000 higher then the first MAC address
99 memcpy(ethaddr, &tdx_eth_addr, 6);
101 eth_env_set_enetaddr("eth1addr", ethaddr);
105 printf("Model: Toradex %s %s, Serial# %s\n",
106 toradex_modules[tdx_hw_tag.prodid],
113 #ifdef CONFIG_USB_GADGET_DOWNLOAD
114 int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
116 unsigned short usb_pid;
118 usb_pid = TORADEX_USB_PRODUCT_NUM_OFFSET + tdx_hw_tag.prodid;
119 put_unaligned(usb_pid, &dev->idProduct);
125 #if defined(CONFIG_OF_LIBFDT)
126 int ft_common_board_setup(void *blob, bd_t *bd)
129 fdt_setprop(blob, 0, "serial-number", tdx_serial_str,
130 strlen(tdx_serial_str) + 1);
133 if (tdx_hw_tag.ver_major) {
136 sprintf(prod_id, "%04u", tdx_hw_tag.prodid);
137 fdt_setprop(blob, 0, "toradex,product-id", prod_id, 5);
139 fdt_setprop(blob, 0, "toradex,board-rev", tdx_board_rev_str,
140 strlen(tdx_board_rev_str) + 1);
147 #else /* CONFIG_TDX_CFG_BLOCK */
149 #ifdef CONFIG_REVISION_TAG
150 u32 get_board_rev(void)
154 #endif /* CONFIG_REVISION_TAG */
156 #ifdef CONFIG_SERIAL_TAG
157 u32 get_board_serial(void)
161 #endif /* CONFIG_SERIAL_TAG */
163 int ft_common_board_setup(void *blob, bd_t *bd)
168 #endif /* CONFIG_TDX_CFG_BLOCK */