summaryrefslogtreecommitdiffstats
path: root/include/configs/at91sam9261ek.h
blob: e53a23f33fff5a1bdb1938a86a15ab2ef16e2dea (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
/*
 * (C) Copyright 2007-2008
 * Stelian Pop <stelian.pop@leadtechdesign.com>
 * Lead Tech Design <www.leadtechdesign.com>
 *
 * Configuation settings for the AT91SAM9261EK board.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/* ARM asynchronous clock */
#define AT91_CPU_NAME		"AT91SAM9261"
#define AT91_MAIN_CLOCK		198656000	/* from 18.432 MHz crystal */
#define AT91_MASTER_CLOCK	99328000	/* peripheral = main / 2 */
#define CFG_HZ			1000000		/* 1us resolution */

#define AT91_SLOW_CLOCK		32768	/* slow clock */

#define CONFIG_ARM926EJS	1	/* This is an ARM926EJS Core	*/
#define CONFIG_AT91SAM9261	1	/* It's an Atmel AT91SAM9261 SoC*/
#define CONFIG_AT91SAM9261EK	1	/* on an AT91SAM9261EK Board	*/
#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/

#define CONFIG_CMDLINE_TAG	1	/* enable passing of ATAGs	*/
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG	1

#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_SKIP_RELOCATE_UBOOT

/*
 * Hardware drivers
 */
#define CONFIG_ATMEL_USART	1
#undef CONFIG_USART0
#undef CONFIG_USART1
#undef CONFIG_USART2
#define CONFIG_USART3		1	/* USART 3 is DBGU */

/* LCD */
#define CONFIG_LCD			1
#define LCD_BPP				LCD_COLOR8
#define CONFIG_LCD_LOGO			1
#undef LCD_TEST_PATTERN
#define CONFIG_LCD_INFO			1
#define CONFIG_LCD_INFO_BELOW_LOGO	1
#define CFG_WHITE_ON_BLACK		1
#define CONFIG_ATMEL_LCD		1
#define CONFIG_ATMEL_LCD_BGR555		1
#define CFG_CONSOLE_IS_IN_ENV		1

#define CONFIG_BOOTDELAY	3

/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE	1
#define CONFIG_BOOTP_BOOTPATH		1
#define CONFIG_BOOTP_GATEWAY		1
#define CONFIG_BOOTP_HOSTNAME		1

/*
 * Command line configuration.
 */
#include <config_cmd_default.h>
#undef CONFIG_CMD_BDI
#undef CONFIG_CMD_IMI
#undef CONFIG_CMD_AUTOSCRIPT
#undef CONFIG_CMD_FPGA
#undef CONFIG_CMD_LOADS
#undef CONFIG_CMD_IMLS

#define CONFIG_CMD_PING		1
#define CONFIG_CMD_DHCP		1
#define CONFIG_CMD_NAND		1
#define CONFIG_CMD_USB		1

/* SDRAM */
#define CONFIG_NR_DRAM_BANKS		1
#define PHYS_SDRAM			0x20000000
#define PHYS_SDRAM_SIZE			0x04000000	/* 64 megs */

/* DataFlash */
#define CONFIG_HAS_DATAFLASH		1
#define CFG_SPI_WRITE_TOUT		(5*CFG_HZ)
#define CFG_MAX_DATAFLASH_BANKS		2
#define CFG_DATAFLASH_LOGIC_ADDR_CS0	0xC0000000	/* CS0 */
#define CFG_DATAFLASH_LOGIC_ADDR_CS3	0xD0000000	/* CS3 */
#define AT91_SPI_CLK			15000000
#define DATAFLASH_TCSS			(0x1a << 16)
#define DATAFLASH_TCHS			(0x1 << 24)

/* NAND flash */
#define NAND_MAX_CHIPS			1
#define CFG_MAX_NAND_DEVICE		1
#define CFG_NAND_BASE			0x40000000
#define CFG_NAND_DBW_8			1

/* NOR flash - no real flash on this board */
#define CFG_NO_FLASH			1

/* Ethernet */
#define CONFIG_DRIVER_DM9000		1
#define CONFIG_DM9000_BASE		0x30000000
#define DM9000_IO			CONFIG_DM9000_BASE
#define DM9000_DATA			(CONFIG_DM9000_BASE + 4)
#define CONFIG_DM9000_USE_16BIT		1
#define CONFIG_NET_RETRY_COUNT		20
#define CONFIG_RESET_PHY_R		1

/* USB */
#define CONFIG_USB_OHCI_NEW		1
#define LITTLEENDIAN			1
#define CONFIG_DOS_PARTITION		1
#define CFG_USB_OHCI_CPU_INIT		1
#define CFG_USB_OHCI_REGS_BASE		0x00500000	/* AT91SAM9261_UHP_BASE */
#define CFG_USB_OHCI_SLOT_NAME		"at91sam9261"
#define CFG_USB_OHCI_MAX_ROOT_PORTS	2
#define CONFIG_USB_STORAGE		1

#define CFG_LOAD_ADDR			0x22000000	/* load address */

#define CFG_MEMTEST_START		PHYS_SDRAM
#define CFG_MEMTEST_END			0x23e00000

#define CFG_USE_DATAFLASH_CS0		1
#undef CFG_USE_NANDFLASH

#ifdef CFG_USE_DATAFLASH_CS0

/* bootstrap + u-boot + env + linux in dataflash on CS0 */
#define CFG_ENV_IS_IN_DATAFLASH	1
#define CFG_MONITOR_BASE	(CFG_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
#define CFG_ENV_OFFSET		0x4200
#define CFG_ENV_ADDR		(CFG_DATAFLASH_LOGIC_ADDR_CS0 + CFG_ENV_OFFSET)
#define CFG_ENV_SIZE		0x4200
#define CONFIG_BOOTCOMMAND	"cp.b 0xC0042000 0x22000000 0x210000; bootm"
#define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
				"root=/dev/mtdblock0 "			\
				"mtdparts=at91_nand:-(root) "		\
				"rw rootfstype=jffs2"

#else /* CFG_USE_NANDFLASH */

/* bootstrap + u-boot + env + linux in nandflash */
#define CFG_ENV_IS_IN_NAND	1
#define CFG_ENV_OFFSET		0x60000
#define CFG_ENV_OFFSET_REDUND	0x80000
#define CFG_ENV_SIZE		0x20000		/* 1 sector = 128 kB */
#define CONFIG_BOOTCOMMAND	"nand read 0x22000000 0xA0000 0x200000; bootm"
#define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
				"root=/dev/mtdblock5 "			\
				"mtdparts=at91_nand:128k(bootstrap)ro,"	\
				"256k(uboot)ro,128k(env1)ro,"		\
				"128k(env2)ro,2M(linux),-(root) "	\
				"rw rootfstype=jffs2"

#endif

#define CONFIG_BAUDRATE		115200
#define CFG_BAUDRATE_TABLE	{115200 , 19200, 38400, 57600, 9600 }

#define CFG_PROMPT		"U-Boot> "
#define CFG_CBSIZE		256
#define CFG_MAXARGS		16
#define CFG_PBSIZE		(CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
#define CFG_LONGHELP		1
#define CONFIG_CMDLINE_EDITING	1

#define ROUND(A, B)		(((A) + (B)) & ~((B) - 1))
/*
 * Size of malloc() pool
 */
#define CFG_MALLOC_LEN		ROUND(3 * CFG_ENV_SIZE + 128*1024, 0x1000)
#define CFG_GBL_DATA_SIZE	128	/* 128 bytes for initial data */

#define CONFIG_STACKSIZE	(32*1024)	/* regular stack */

#ifdef CONFIG_USE_IRQ
#error CONFIG_USE_IRQ not supported
#endif

#endif
OpenPOWER on IntegriCloud