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1 /*
2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian@popies.net>
4 * Lead Tech Design <www.leadtechdesign.com>
5 *
6 * Configuation settings for the AT91SAM9261EK 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 CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
32 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */
33 #define CONFIG_SYS_HZ 1000
34
35 #ifdef CONFIG_AT91SAM9G10
36 #define CONFIG_AT91SAM9G10EK /* It's an Atmel AT91SAM9G10 EK*/
37 #else
38 #define CONFIG_AT91SAM9261EK /* It's an Atmel AT91SAM9261 EK*/
39 #endif
40
41 #include <asm/hardware.h>
42
43 #define CONFIG_ARCH_CPU_INIT
44 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
45
46 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
47 #define CONFIG_SETUP_MEMORY_TAGS
48 #define CONFIG_INITRD_TAG
49
50 #define CONFIG_SKIP_LOWLEVEL_INIT
51
52 #define CONFIG_DISPLAY_CPUINFO
53
54 #define CONFIG_ATMEL_LEGACY
55 #define CONFIG_SYS_TEXT_BASE 0x21f00000
56
57 /*
58 * Hardware drivers
59 */
60
61 /* gpio */
62 #define CONFIG_AT91_GPIO
63 #define CONFIG_AT91_GPIO_PULLUP 1
64
65 /* serial console */
66 #define CONFIG_ATMEL_USART
67 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
68 #define CONFIG_USART_ID ATMEL_ID_SYS
69 #define CONFIG_BAUDRATE 115200
70 #define CONFIG_SYS_BAUDRATE_TABLE {115200, 57600, 38400, 19200, 9600}
71
72 /* LCD */
73 #define CONFIG_LCD
74 #define LCD_BPP LCD_COLOR8
75 #define CONFIG_LCD_LOGO
76 #undef LCD_TEST_PATTERN
77 #define CONFIG_LCD_INFO
78 #define CONFIG_LCD_INFO_BELOW_LOGO
79 #define CONFIG_SYS_WHITE_ON_BLACK
80 #define CONFIG_ATMEL_LCD
81 #ifdef CONFIG_AT91SAM9261EK
82 #define CONFIG_ATMEL_LCD_BGR555
83 #endif
84
85 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
86
87 /* LED */
88 #define CONFIG_AT91_LED
89 #define CONFIG_RED_LED AT91_PIN_PA23 /* this is the power led */
90 #define CONFIG_GREEN_LED AT91_PIN_PA13 /* this is the user1 led */
91 #define CONFIG_YELLOW_LED AT91_PIN_PA14 /* this is the user2 led */
92
93 #define CONFIG_BOOTDELAY 3
94
95 /*
96 * BOOTP options
97 */
98 #define CONFIG_BOOTP_BOOTFILESIZE
99 #define CONFIG_BOOTP_BOOTPATH
100 #define CONFIG_BOOTP_GATEWAY
101 #define CONFIG_BOOTP_HOSTNAME
102
103 /*
104 * Command line configuration.
105 */
106 #include <config_cmd_default.h>
107 #undef CONFIG_CMD_BDI
108 #undef CONFIG_CMD_FPGA
109 #undef CONFIG_CMD_IMI
110 #undef CONFIG_CMD_IMLS
111 #undef CONFIG_CMD_LOADS
112 #undef CONFIG_CMD_SOURCE
113
114 #define CONFIG_CMD_PING
115 #define CONFIG_CMD_DHCP
116 #define CONFIG_CMD_NAND
117 #define CONFIG_CMD_USB
118
119 /* SDRAM */
120 #define CONFIG_NR_DRAM_BANKS 1
121 #define CONFIG_SYS_SDRAM_BASE 0x20000000
122 #define CONFIG_SYS_SDRAM_SIZE 0x04000000
123 #define CONFIG_SYS_INIT_SP_ADDR \
124 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
125
126 /* DataFlash */
127 #define CONFIG_ATMEL_DATAFLASH_SPI
128 #define CONFIG_HAS_DATAFLASH
129 #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ)
130 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 2
131 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
132 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* CS3 */
133 #define AT91_SPI_CLK 15000000
134 #define DATAFLASH_TCSS (0x1a << 16)
135 #define DATAFLASH_TCHS (0x1 << 24)
136
137 /* NAND flash */
138 #ifdef CONFIG_CMD_NAND
139 #define CONFIG_NAND_ATMEL
140 #define CONFIG_SYS_MAX_NAND_DEVICE 1
141 #define CONFIG_SYS_NAND_BASE 0x40000000
142 #define CONFIG_SYS_NAND_DBW_8
143 /* our ALE is AD22 */
144 #define CONFIG_SYS_NAND_MASK_ALE (1 << 22)
145 /* our CLE is AD21 */
146 #define CONFIG_SYS_NAND_MASK_CLE (1 << 21)
147 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
148 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC15
149
150 #endif
151
152 /* NOR flash - no real flash on this board */
153 #define CONFIG_SYS_NO_FLASH
154
155 /* Ethernet */
156 #define CONFIG_DRIVER_DM9000
157 #define CONFIG_DM9000_BASE 0x30000000
158 #define DM9000_IO CONFIG_DM9000_BASE
159 #define DM9000_DATA (CONFIG_DM9000_BASE + 4)
160 #define CONFIG_DM9000_USE_16BIT
161 #define CONFIG_DM9000_NO_SROM
162 #define CONFIG_NET_RETRY_COUNT 20
163 #define CONFIG_RESET_PHY_R
164
165 /* USB */
166 #define CONFIG_USB_ATMEL
167 #define CONFIG_USB_OHCI_NEW
168 #define CONFIG_DOS_PARTITION
169 #define CONFIG_SYS_USB_OHCI_CPU_INIT
170 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9261_UHP_BASE */
171 #ifdef CONFIG_AT91SAM9G10EK
172 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9g10"
173 #else
174 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9261"
175 #endif
176 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
177 #define CONFIG_USB_STORAGE
178 #define CONFIG_CMD_FAT
179
180 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
181
182 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
183 #define CONFIG_SYS_MEMTEST_END 0x23e00000
184
185 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
186
187 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
188 #define CONFIG_ENV_IS_IN_DATAFLASH
189 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
190 #define CONFIG_ENV_OFFSET 0x4200
191 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
192 #define CONFIG_ENV_SIZE 0x4200
193 #define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm"
194 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
195 "root=/dev/mtdblock0 " \
196 "mtdparts=atmel_nand:-(root) " \
197 "rw rootfstype=jffs2"
198
199 #elif CONFIG_SYS_USE_DATAFLASH_CS3
200
201 /* bootstrap + u-boot + env + linux in dataflash on CS3 */
202 #define CONFIG_ENV_IS_IN_DATAFLASH
203 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + 0x8400)
204 #define CONFIG_ENV_OFFSET 0x4200
205 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + CONFIG_ENV_OFFSET)
206 #define CONFIG_ENV_SIZE 0x4200
207 #define CONFIG_BOOTCOMMAND "cp.b 0xD0042000 0x22000000 0x210000; bootm"
208 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
209 "root=/dev/mtdblock0 " \
210 "mtdparts=atmel_nand:-(root) " \
211 "rw rootfstype=jffs2"
212
213 #else /* CONFIG_SYS_USE_NANDFLASH */
214
215 /* bootstrap + u-boot + env + linux in nandflash */
216 #define CONFIG_ENV_IS_IN_NAND
217 #define CONFIG_ENV_OFFSET 0x60000
218 #define CONFIG_ENV_OFFSET_REDUND 0x80000
219 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
220 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm"
221 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
222 "root=/dev/mtdblock5 " \
223 "mtdparts=atmel_nand:128k(bootstrap)ro," \
224 "256k(uboot)ro,128k(env1)ro," \
225 "128k(env2)ro,2M(linux),-(root) " \
226 "rw rootfstype=jffs2"
227
228 #endif
229
230 #define CONFIG_SYS_PROMPT "U-Boot> "
231 #define CONFIG_SYS_CBSIZE 256
232 #define CONFIG_SYS_MAXARGS 16
233 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
234 #define CONFIG_SYS_LONGHELP
235 #define CONFIG_CMDLINE_EDITING
236
237 /*
238 * Size of malloc() pool
239 */
240 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
241
242 #define CONFIG_STACKSIZE (32*1024) /* regular stack */
243
244 #ifdef CONFIG_USE_IRQ
245 #error CONFIG_USE_IRQ not supported
246 #endif
247
248 #endif