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Andreas Schallenberg2fc32de2010-11-17 13:51:33 -05001/*
2 * U-boot - main board file
3 *
4 * (C) Copyright 2010 3ality Digital Systems
5 *
6 * Copyright (c) 2005-2008 Analog Devices Inc.
7 *
8 * (C) Copyright 2000-2004
9 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
10 *
Wolfgang Denk1a459662013-07-08 09:37:19 +020011 * SPDX-License-Identifier: GPL-2.0+
Andreas Schallenberg2fc32de2010-11-17 13:51:33 -050012 */
13
14#include <common.h>
15#include <config.h>
16#include <asm/blackfin.h>
Andreas Schallenberg2fc32de2010-11-17 13:51:33 -050017#include <net.h>
18#include <netdev.h>
19#include <asm/gpio.h>
20
21static void disable_external_watchdog(void)
22{
23#ifdef CONFIG_DNP5370_EXT_WD_DISABLE
24 /* disable external HW watchdog with PH13 = WD1 = 1 */
25 gpio_request(GPIO_PH13, "ext_wd");
26 gpio_direction_output(GPIO_PH13, 1);
27#endif
28}
29
30int checkboard(void)
31{
32 printf("Board: SSV DilNet DNP5370\n");
33 return 0;
34}
35
36#ifdef CONFIG_BFIN_MAC
37static void board_init_enetaddr(uchar *mac_addr)
38{
Joe Hershberger76ec9882015-05-04 14:55:15 -050039#ifndef CONFIG_SYS_NO_FLASH
40 /* we cram the MAC in the last flash sector */
41 uchar *board_mac_addr = (uchar *)0x202F0000;
42 if (is_valid_ethaddr(board_mac_addr)) {
43 memcpy(mac_addr, board_mac_addr, 6);
44 eth_setenv_enetaddr("ethaddr", mac_addr);
45 }
Andreas Schallenberg2fc32de2010-11-17 13:51:33 -050046#endif
Andreas Schallenberg2fc32de2010-11-17 13:51:33 -050047}
48
49int board_eth_init(bd_t *bis)
50{
51 return bfin_EMAC_initialize(bis);
52}
53#endif
54
55/* miscellaneous platform dependent initialisations */
56int misc_init_r(void)
57{
58 disable_external_watchdog();
59
60#ifdef CONFIG_BFIN_MAC
61 uchar enetaddr[6];
62 if (!eth_getenv_enetaddr("ethaddr", enetaddr))
63 board_init_enetaddr(enetaddr);
64#endif
65
66#ifndef CONFIG_SYS_NO_FLASH
67 /* we use the last sector for the MAC address / POST LDR */
68 extern flash_info_t flash_info[];
69 flash_protect(FLAG_PROTECT_SET, 0x202F0000, 0x202FFFFF, &flash_info[0]);
70#endif
71
72 return 0;
73}