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65458987 AL |
1 | /* |
2 | * U-boot - ezkit561.c | |
3 | * | |
4 | * Copyright (c) 2005 Bas Vermeulen <bas@buyways.nl> | |
155fd766 | 5 | * Copyright (c) 2005-2007 Analog Devices Inc. |
65458987 AL |
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 | |
155fd766 AL |
25 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, |
26 | * MA 02110-1301 USA | |
65458987 AL |
27 | */ |
28 | ||
29 | #include <common.h> | |
30 | #include <asm/io.h> | |
31 | ||
1218abf1 WD |
32 | DECLARE_GLOBAL_DATA_PTR; |
33 | ||
65458987 AL |
34 | int 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 | ||
9973e3c6 | 42 | phys_size_t initdram(int board_type) |
65458987 | 43 | { |
65458987 AL |
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 */ | |
63 | int 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 */ | |
d4d77308 | 68 | SSYNC(); |
65458987 | 69 | *pFIO0_POLAR = 0x0000; |
d4d77308 | 70 | SSYNC(); |
65458987 AL |
71 | |
72 | return 0; | |
73 | } | |
74 | #endif |