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 
71 /* LCD */
72 #define CONFIG_LCD
73 #define LCD_BPP				LCD_COLOR8
74 #define CONFIG_LCD_LOGO
75 #undef LCD_TEST_PATTERN
76 #define CONFIG_LCD_INFO
77 #define CONFIG_LCD_INFO_BELOW_LOGO
78 #define CONFIG_SYS_WHITE_ON_BLACK
79 #define CONFIG_ATMEL_LCD
80 #ifdef CONFIG_AT91SAM9261EK
81 #define CONFIG_ATMEL_LCD_BGR555
82 #endif
83 
84 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
85 
86 /* LED */
87 #define CONFIG_AT91_LED
88 #define	CONFIG_RED_LED		AT91_PIN_PA23	/* this is the power led */
89 #define	CONFIG_GREEN_LED	AT91_PIN_PA13	/* this is the user1 led */
90 #define	CONFIG_YELLOW_LED	AT91_PIN_PA14	/* this is the user2 led */
91 
92 #define CONFIG_BOOTDELAY	3
93 
94 /*
95  * BOOTP options
96  */
97 #define CONFIG_BOOTP_BOOTFILESIZE
98 #define CONFIG_BOOTP_BOOTPATH
99 #define CONFIG_BOOTP_GATEWAY
100 #define CONFIG_BOOTP_HOSTNAME
101 
102 /*
103  * Command line configuration.
104  */
105 #include <config_cmd_default.h>
106 #undef CONFIG_CMD_BDI
107 #undef CONFIG_CMD_FPGA
108 #undef CONFIG_CMD_IMI
109 #undef CONFIG_CMD_IMLS
110 #undef CONFIG_CMD_LOADS
111 #undef CONFIG_CMD_SOURCE
112 
113 #define CONFIG_CMD_PING
114 #define CONFIG_CMD_DHCP
115 #define CONFIG_CMD_NAND
116 #define CONFIG_CMD_USB
117 
118 /* SDRAM */
119 #define CONFIG_NR_DRAM_BANKS		1
120 #define CONFIG_SYS_SDRAM_BASE		0x20000000
121 #define CONFIG_SYS_SDRAM_SIZE		0x04000000
122 #define CONFIG_SYS_INIT_SP_ADDR \
123 	(ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
124 
125 /* DataFlash */
126 #define CONFIG_ATMEL_DATAFLASH_SPI
127 #define CONFIG_HAS_DATAFLASH
128 #define CONFIG_SYS_SPI_WRITE_TOUT		(5*CONFIG_SYS_HZ)
129 #define CONFIG_SYS_MAX_DATAFLASH_BANKS		2
130 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0	0xC0000000	/* CS0 */
131 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3	0xD0000000	/* CS3 */
132 #define AT91_SPI_CLK				15000000
133 #define DATAFLASH_TCSS				(0x1a << 16)
134 #define DATAFLASH_TCHS				(0x1 << 24)
135 
136 /* NAND flash */
137 #ifdef CONFIG_CMD_NAND
138 #define CONFIG_NAND_ATMEL
139 #define CONFIG_SYS_MAX_NAND_DEVICE		1
140 #define CONFIG_SYS_NAND_BASE			0x40000000
141 #define CONFIG_SYS_NAND_DBW_8
142 /* our ALE is AD22 */
143 #define CONFIG_SYS_NAND_MASK_ALE		(1 << 22)
144 /* our CLE is AD21 */
145 #define CONFIG_SYS_NAND_MASK_CLE		(1 << 21)
146 #define CONFIG_SYS_NAND_ENABLE_PIN		AT91_PIN_PC14
147 #define CONFIG_SYS_NAND_READY_PIN		AT91_PIN_PC15
148 
149 #endif
150 
151 /* NOR flash - no real flash on this board */
152 #define CONFIG_SYS_NO_FLASH
153 
154 /* Ethernet */
155 #define CONFIG_DRIVER_DM9000
156 #define CONFIG_DM9000_BASE		0x30000000
157 #define DM9000_IO			CONFIG_DM9000_BASE
158 #define DM9000_DATA			(CONFIG_DM9000_BASE + 4)
159 #define CONFIG_DM9000_USE_16BIT
160 #define CONFIG_DM9000_NO_SROM
161 #define CONFIG_NET_RETRY_COUNT		20
162 #define CONFIG_RESET_PHY_R
163 
164 /* USB */
165 #define CONFIG_USB_ATMEL
166 #define CONFIG_USB_OHCI_NEW
167 #define CONFIG_DOS_PARTITION
168 #define CONFIG_SYS_USB_OHCI_CPU_INIT
169 #define CONFIG_SYS_USB_OHCI_REGS_BASE		0x00500000	/* AT91SAM9261_UHP_BASE */
170 #ifdef CONFIG_AT91SAM9G10EK
171 #define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9g10"
172 #else
173 #define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9261"
174 #endif
175 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2
176 #define CONFIG_USB_STORAGE
177 #define CONFIG_CMD_FAT
178 
179 #define CONFIG_SYS_LOAD_ADDR			0x22000000	/* load address */
180 
181 #define CONFIG_SYS_MEMTEST_START		CONFIG_SYS_SDRAM_BASE
182 #define CONFIG_SYS_MEMTEST_END			0x23e00000
183 
184 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
185 
186 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
187 #define CONFIG_ENV_IS_IN_DATAFLASH
188 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
189 #define CONFIG_ENV_OFFSET	0x4200
190 #define CONFIG_ENV_ADDR		(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
191 #define CONFIG_ENV_SIZE		0x4200
192 #define CONFIG_BOOTCOMMAND	"cp.b 0xC0084000 0x22000000 0x210000; bootm"
193 #define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
194 				"root=/dev/mtdblock0 "			\
195 				"mtdparts=atmel_nand:-(root) "		\
196 				"rw rootfstype=jffs2"
197 
198 #elif CONFIG_SYS_USE_DATAFLASH_CS3
199 
200 /* bootstrap + u-boot + env + linux in dataflash on CS3 */
201 #define CONFIG_ENV_IS_IN_DATAFLASH
202 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + 0x8400)
203 #define CONFIG_ENV_OFFSET	0x4200
204 #define CONFIG_ENV_ADDR		(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + CONFIG_ENV_OFFSET)
205 #define CONFIG_ENV_SIZE		0x4200
206 #define CONFIG_BOOTCOMMAND	"cp.b 0xD0084000 0x22000000 0x210000; bootm"
207 #define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
208 				"root=/dev/mtdblock0 "			\
209 				"mtdparts=atmel_nand:-(root) "		\
210 				"rw rootfstype=jffs2"
211 
212 #else /* CONFIG_SYS_USE_NANDFLASH */
213 
214 /* bootstrap + u-boot + env + linux in nandflash */
215 #define CONFIG_ENV_IS_IN_NAND
216 #define CONFIG_ENV_OFFSET		0x60000
217 #define CONFIG_ENV_OFFSET_REDUND	0x80000
218 #define CONFIG_ENV_SIZE		0x20000		/* 1 sector = 128 kB */
219 #define CONFIG_BOOTCOMMAND	"nand read 0x22000000 0xA0000 0x200000; bootm"
220 #define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
221 				"root=/dev/mtdblock5 "			\
222 				"mtdparts=atmel_nand:128k(bootstrap)ro,"	\
223 				"256k(uboot)ro,128k(env1)ro,"		\
224 				"128k(env2)ro,2M(linux),-(root) "	\
225 				"rw rootfstype=jffs2"
226 
227 #endif
228 
229 #define CONFIG_SYS_PROMPT		"U-Boot> "
230 #define CONFIG_SYS_CBSIZE		256
231 #define CONFIG_SYS_MAXARGS		16
232 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
233 #define CONFIG_SYS_LONGHELP
234 #define CONFIG_CMDLINE_EDITING
235 #define CONFIG_AUTO_COMPLETE
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
249