1 // SPDX-License-Identifier: GPL-2.0+
3 * (C) Copyright 2014 - 2019 Xilinx, Inc.
4 * Michal Simek <michal.simek@xilinx.com>
8 #include <asm/sections.h>
13 int zynq_board_read_rom_ethaddr(unsigned char *ethaddr)
17 #if defined(CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET)
21 eeprom = ofnode_get_chosen_node("xlnx,eeprom");
22 if (!ofnode_valid(eeprom))
25 debug("%s: Path to EEPROM %s\n", __func__,
26 ofnode_read_chosen_string("xlnx,eeprom"));
28 ret = uclass_get_device_by_ofnode(UCLASS_I2C_EEPROM, eeprom, &dev);
32 ret = dm_i2c_read(dev, CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET, ethaddr, 6);
34 debug("%s: I2C EEPROM MAC address read failed\n", __func__);
36 debug("%s: I2C EEPROM MAC %pM\n", __func__, ethaddr);
42 #if defined(CONFIG_OF_BOARD) || defined(CONFIG_OF_SEPARATE)
43 void *board_fdt_blob_setup(void)
45 static void *fdt_blob;
47 #if !defined(CONFIG_VERSAL_NO_DDR) && !defined(CONFIG_ZYNQMP_NO_DDR)
48 fdt_blob = (void *)CONFIG_XILINX_OF_BOARD_DTB_ADDR;
50 if (fdt_magic(fdt_blob) == FDT_MAGIC)
53 debug("DTB is not passed via %p\n", fdt_blob);
56 #ifdef CONFIG_SPL_BUILD
57 /* FDT is at end of BSS unless it is in a different memory region */
58 if (IS_ENABLED(CONFIG_SPL_SEPARATE_BSS))
59 fdt_blob = (ulong *)&_image_binary_end;
61 fdt_blob = (ulong *)&__bss_end;
63 /* FDT is at end of image */
64 fdt_blob = (ulong *)&_end;
67 if (fdt_magic(fdt_blob) == FDT_MAGIC)
70 debug("DTB is also not passed via %p\n", fdt_blob);
76 int board_late_init_xilinx(void)
78 env_set_hex("script_offset_f", CONFIG_BOOT_SCRIPT_OFFSET);