source: SVN/rincon/u-boot/board/bf561-ezkit/bf561-ezkit.c @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 2 years ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 2.1 KB
Line 
1/*
2 * U-boot - ezkit561.c
3 *
4 * Copyright (c) 2005 Bas Vermeulen <bas@buyways.nl>
5 * Copyright (c) 2005-2007 Analog Devices Inc.
6 *
7 * (C) Copyright 2000-2004
8 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9 *
10 * See file CREDITS for list of people who contributed to this
11 * project.
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License as
15 * published by the Free Software Foundation; either version 2 of
16 * the License, or (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
26 * MA 02110-1301 USA
27 */
28
29#include <common.h>
30#include <asm/io.h>
31
32DECLARE_GLOBAL_DATA_PTR;
33
34int checkboard(void)
35{
36        printf("CPU:   ADSP BF561\n");
37        printf("Board: ADI BF561 EZ-Kit Lite board\n");
38        printf("       Support: http://blackfin.uclinux.org/\n");
39        return 0;
40}
41
42phys_size_t initdram(int board_type)
43{
44#ifdef DEBUG
45        int brate;
46        char *tmp = getenv("baudrate");
47        brate = simple_strtoul(tmp, NULL, 16);
48        printf("Serial Port initialized with Baud rate = %x\n", brate);
49        printf("SDRAM attributes:\n");
50        printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
51               "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
52               3, 3, 6, 2, 3);
53        printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
54        printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
55#endif
56        gd->bd->bi_memstart = CFG_SDRAM_BASE;
57        gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
58        return CFG_MAX_RAM_SIZE;
59}
60
61#if defined(CONFIG_MISC_INIT_R)
62/* miscellaneous platform dependent initialisations */
63int misc_init_r(void)
64{
65        /* Keep PF12 low to be able to drive the USB-LAN Extender */
66        *pFIO0_DIR = 0x0000;
67        *pFIO0_FLAG_C = 0x1000; /* Clear PF12 */
68        SSYNC();
69        *pFIO0_POLAR = 0x0000;
70        SSYNC();
71
72        return 0;
73}
74#endif
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