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Stelian Pop0176d432008-03-26 18:52:33 +01001/*
2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian.pop <at> leadtechdesign.com>
4 * Lead Tech Design <www.leadtechdesign.com>
5 *
6 * Configuation settings for the AT91SAM9260EK board.
7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 */
26
27#ifndef __CONFIG_H
28#define __CONFIG_H
29
30/* ARM asynchronous clock */
31#define AT91_MAIN_CLOCK 198656000 /* from 18.432 MHz crystal */
32#define AT91_MASTER_CLOCK 99328000 /* peripheral = main / 2 */
33#define CFG_HZ 1000000 /* 1us resolution */
34
35#define AT91_SLOW_CLOCK 32768 /* slow clock */
36
37#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
38#define CONFIG_AT91SAM9260 1 /* It's an Atmel AT91SAM9260 SoC*/
39#define CONFIG_AT91SAM9260EK 1 /* on an AT91SAM9260EK Board */
40#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
41
42#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
43#define CONFIG_SETUP_MEMORY_TAGS 1
44#define CONFIG_INITRD_TAG 1
45
46#define CONFIG_SKIP_LOWLEVEL_INIT
47#define CONFIG_SKIP_RELOCATE_UBOOT
48
49/*
50 * Hardware drivers
51 */
52#define CONFIG_ATMEL_USART 1
53#undef CONFIG_USART0
54#undef CONFIG_USART1
55#undef CONFIG_USART2
56#define CONFIG_USART3 1 /* USART 3 is DBGU */
57
58#define CONFIG_BOOTDELAY 3
59#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
60 "root=/dev/mtdblock0 rw rootfstype=jffs2"
61
62/* #define CONFIG_ENV_OVERWRITE 1 */
63
64/*
65 * BOOTP options
66 */
67#define CONFIG_BOOTP_BOOTFILESIZE 1
68#define CONFIG_BOOTP_BOOTPATH 1
69#define CONFIG_BOOTP_GATEWAY 1
70#define CONFIG_BOOTP_HOSTNAME 1
71
72/*
73 * Command line configuration.
74 */
75#include <config_cmd_default.h>
76#undef CONFIG_CMD_BDI
77#undef CONFIG_CMD_IMI
78#undef CONFIG_CMD_AUTOSCRIPT
79#undef CONFIG_CMD_FPGA
80#undef CONFIG_CMD_LOADS
81#undef CONFIG_CMD_IMLS
82
83#define CONFIG_CMD_PING 1
84#define CONFIG_CMD_DHCP 1
85#define CONFIG_CMD_NAND 1
86#define CONFIG_CMD_USB 1
87
88/* SDRAM */
89#define CONFIG_NR_DRAM_BANKS 1
90#define PHYS_SDRAM 0x20000000
91#define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */
92
93/* DataFlash */
94#define CONFIG_HAS_DATAFLASH 1
95#define CFG_SPI_WRITE_TOUT (5*CFG_HZ)
96#define CFG_MAX_DATAFLASH_BANKS 2
97#define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
98#define CFG_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */
99#define AT91_SPI_CLK 33000000
100#define DATAFLASH_TCSS (0x1a << 16)
101#define DATAFLASH_TCHS (0x1 << 24)
102
103/* NAND flash */
104#define NAND_MAX_CHIPS 1
105#define CFG_MAX_NAND_DEVICE 1
106#define CFG_NAND_BASE 0x40000000
107
108/* NOR flash - no real flash on this board */
109#define CFG_NO_FLASH 1
110
111/* Ethernet */
112#define CONFIG_MACB 1
113#define CONFIG_RMII 1
114#define CONFIG_NET_MULTI 1
115#define CONFIG_NET_RETRY_COUNT 20
116#define CONFIG_RESET_PHY_R 1
117
118/* USB */
119#define CONFIG_USB_OHCI_NEW 1
120#define LITTLEENDIAN 1
121#define CONFIG_DOS_PARTITION 1
122#define CFG_USB_OHCI_CPU_INIT 1
123#define CFG_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */
124#define CFG_USB_OHCI_SLOT_NAME "at91sam9260"
125#define CFG_USB_OHCI_MAX_ROOT_PORTS 2
126#define CONFIG_USB_STORAGE 1
127
128#define CFG_LOAD_ADDR 0x22000000 /* load address */
129
130#define CFG_MEMTEST_START PHYS_SDRAM
131#define CFG_MEMTEST_END 0x23e00000
132
133#undef CFG_USE_DATAFLASH_CS0
134#define CFG_USE_DATAFLASH_CS1 1
135#undef CFG_USE_NANDFLASH
136
137#ifdef CFG_USE_DATAFLASH_CS0
138
139/* bootstrap + u-boot + env + linux in dataflash on CS0 */
140#define CFG_ENV_IS_IN_DATAFLASH 1
141#define CFG_MONITOR_BASE (CFG_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
142#define CFG_ENV_OFFSET 0x4200
143#define CFG_ENV_ADDR (CFG_DATAFLASH_LOGIC_ADDR_CS0 + CFG_ENV_OFFSET)
144#define CFG_ENV_SIZE 0x4200
145#define CONFIG_BOOTCOMMAND "cp.b 0xC003DE00 0x22000000 0x200040; bootm"
146
147#elif CFG_USE_DATAFLASH_CS1
148
149/* bootstrap + u-boot + env + linux in dataflash on CS1 */
150#define CFG_ENV_IS_IN_DATAFLASH 1
151#define CFG_MONITOR_BASE (CFG_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400)
152#define CFG_ENV_OFFSET 0x4200
153#define CFG_ENV_ADDR (CFG_DATAFLASH_LOGIC_ADDR_CS1 + CFG_ENV_OFFSET)
154#define CFG_ENV_SIZE 0x4200
155#define CONFIG_BOOTCOMMAND "cp.b 0xD003DE00 0x22000000 0x200040; bootm"
156
157#else /* CFG_USE_NANDFLASH */
158
159/* bootstrap + u-boot + env + linux in nandflash */
160#define CFG_ENV_IS_IN_NAND 1
161#define CFG_ENV_OFFSET 0x60000
162#define CFG_ENV_OFFSET_REDUND 0x80000
163#define CFG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
164#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm"
165
166#endif
167
168#define CONFIG_BAUDRATE 115200
169#define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
170
171#define CFG_PROMPT "U-Boot> "
172#define CFG_CBSIZE 256
173#define CFG_MAXARGS 16
174#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
175#define CFG_LONGHELP 1
176#define CONFIG_CMDLINE_EDITING 1
177
178#define ROUND(A, B) (((A) + (B)) & ~((B) - 1))
179/*
180 * Size of malloc() pool
181 */
182#define CFG_MALLOC_LEN ROUND(3 * CFG_ENV_SIZE + 128*1024, 0x1000)
183#define CFG_GBL_DATA_SIZE 128 /* 128 bytes for initial data */
184
185#define CONFIG_STACKSIZE (32*1024) /* regular stack */
186
187#ifdef CONFIG_USE_IRQ
188#error CONFIG_USE_IRQ not supported
189#endif
190
191#endif