1 /*
2  * (C) Copyright 2007-2008
3  * Stelian Pop <stelian.pop@leadtechdesign.com>
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 AT91_MAIN_CLOCK		18432000	/* 18.432 MHz crystal */
32 #define CONFIG_SYS_HZ		1000
33 
34 #define CONFIG_ARM926EJS	1	/* This is an ARM926EJS Core	*/
35 #define CONFIG_AT91SAM9261	1	/* It's an Atmel AT91SAM9261 SoC*/
36 #define CONFIG_AT91SAM9261EK	1	/* on an AT91SAM9261EK Board	*/
37 #define CONFIG_ARCH_CPU_INIT
38 #undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/
39 
40 #define CONFIG_CMDLINE_TAG	1	/* enable passing of ATAGs	*/
41 #define CONFIG_SETUP_MEMORY_TAGS 1
42 #define CONFIG_INITRD_TAG	1
43 
44 #define CONFIG_SKIP_LOWLEVEL_INIT
45 #define CONFIG_SKIP_RELOCATE_UBOOT
46 
47 /*
48  * Hardware drivers
49  */
50 #define CONFIG_ATMEL_USART	1
51 #undef CONFIG_USART0
52 #undef CONFIG_USART1
53 #undef CONFIG_USART2
54 #define CONFIG_USART3		1	/* USART 3 is DBGU */
55 
56 /* LCD */
57 #define CONFIG_LCD			1
58 #define LCD_BPP				LCD_COLOR8
59 #define CONFIG_LCD_LOGO			1
60 #undef LCD_TEST_PATTERN
61 #define CONFIG_LCD_INFO			1
62 #define CONFIG_LCD_INFO_BELOW_LOGO	1
63 #define CONFIG_SYS_WHITE_ON_BLACK		1
64 #define CONFIG_ATMEL_LCD		1
65 #define CONFIG_ATMEL_LCD_BGR555		1
66 #define CONFIG_SYS_CONSOLE_IS_IN_ENV		1
67 
68 /* LED */
69 #define CONFIG_AT91_LED
70 #define	CONFIG_RED_LED		AT91_PIN_PA23	/* this is the power led */
71 #define	CONFIG_GREEN_LED	AT91_PIN_PA13	/* this is the user1 led */
72 #define	CONFIG_YELLOW_LED	AT91_PIN_PA14	/* this is the user2 led */
73 
74 #define CONFIG_BOOTDELAY	3
75 
76 /*
77  * BOOTP options
78  */
79 #define CONFIG_BOOTP_BOOTFILESIZE	1
80 #define CONFIG_BOOTP_BOOTPATH		1
81 #define CONFIG_BOOTP_GATEWAY		1
82 #define CONFIG_BOOTP_HOSTNAME		1
83 
84 /*
85  * Command line configuration.
86  */
87 #include <config_cmd_default.h>
88 #undef CONFIG_CMD_BDI
89 #undef CONFIG_CMD_FPGA
90 #undef CONFIG_CMD_IMI
91 #undef CONFIG_CMD_IMLS
92 #undef CONFIG_CMD_LOADS
93 #undef CONFIG_CMD_SOURCE
94 
95 #define CONFIG_CMD_PING		1
96 #define CONFIG_CMD_DHCP		1
97 #define CONFIG_CMD_NAND		1
98 #define CONFIG_CMD_USB		1
99 
100 /* SDRAM */
101 #define CONFIG_NR_DRAM_BANKS		1
102 #define PHYS_SDRAM			0x20000000
103 #define PHYS_SDRAM_SIZE			0x04000000	/* 64 megs */
104 
105 /* DataFlash */
106 #define CONFIG_ATMEL_DATAFLASH_SPI
107 #define CONFIG_HAS_DATAFLASH		1
108 #define CONFIG_SYS_SPI_WRITE_TOUT		(5*CONFIG_SYS_HZ)
109 #define CONFIG_SYS_MAX_DATAFLASH_BANKS		2
110 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0	0xC0000000	/* CS0 */
111 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3	0xD0000000	/* CS3 */
112 #define AT91_SPI_CLK			15000000
113 #define DATAFLASH_TCSS			(0x1a << 16)
114 #define DATAFLASH_TCHS			(0x1 << 24)
115 
116 /* NAND flash */
117 #ifdef CONFIG_CMD_NAND
118 #define CONFIG_NAND_ATMEL
119 #define CONFIG_SYS_MAX_NAND_DEVICE		1
120 #define CONFIG_SYS_NAND_BASE			0x40000000
121 #define CONFIG_SYS_NAND_DBW_8			1
122 /* our ALE is AD22 */
123 #define CONFIG_SYS_NAND_MASK_ALE		(1 << 22)
124 /* our CLE is AD21 */
125 #define CONFIG_SYS_NAND_MASK_CLE		(1 << 21)
126 #define CONFIG_SYS_NAND_ENABLE_PIN		AT91_PIN_PC14
127 #define CONFIG_SYS_NAND_READY_PIN		AT91_PIN_PC15
128 #endif
129 
130 /* NOR flash - no real flash on this board */
131 #define CONFIG_SYS_NO_FLASH			1
132 
133 /* Ethernet */
134 #define CONFIG_NET_MULTI		1
135 #define CONFIG_DRIVER_DM9000		1
136 #define CONFIG_DM9000_BASE		0x30000000
137 #define DM9000_IO			CONFIG_DM9000_BASE
138 #define DM9000_DATA			(CONFIG_DM9000_BASE + 4)
139 #define CONFIG_DM9000_USE_16BIT		1
140 #define CONFIG_DM9000_NO_SROM		1
141 #define CONFIG_NET_RETRY_COUNT		20
142 #define CONFIG_RESET_PHY_R		1
143 
144 /* USB */
145 #define CONFIG_USB_ATMEL
146 #define CONFIG_USB_OHCI_NEW		1
147 #define CONFIG_DOS_PARTITION		1
148 #define CONFIG_SYS_USB_OHCI_CPU_INIT		1
149 #define CONFIG_SYS_USB_OHCI_REGS_BASE		0x00500000	/* AT91SAM9261_UHP_BASE */
150 #define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9261"
151 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2
152 #define CONFIG_USB_STORAGE		1
153 #define CONFIG_CMD_FAT			1
154 
155 #define CONFIG_SYS_LOAD_ADDR			0x22000000	/* load address */
156 
157 #define CONFIG_SYS_MEMTEST_START		PHYS_SDRAM
158 #define CONFIG_SYS_MEMTEST_END			0x23e00000
159 
160 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
161 
162 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
163 #define CONFIG_ENV_IS_IN_DATAFLASH	1
164 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
165 #define CONFIG_ENV_OFFSET	0x4200
166 #define CONFIG_ENV_ADDR		(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
167 #define CONFIG_ENV_SIZE		0x4200
168 #define CONFIG_BOOTCOMMAND	"cp.b 0xC0042000 0x22000000 0x210000; bootm"
169 #define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
170 				"root=/dev/mtdblock0 "			\
171 				"mtdparts=at91_nand:-(root) "		\
172 				"rw rootfstype=jffs2"
173 
174 #elif CONFIG_SYS_USE_DATAFLASH_CS3
175 
176 /* bootstrap + u-boot + env + linux in dataflash on CS3 */
177 #define CONFIG_ENV_IS_IN_DATAFLASH	1
178 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + 0x8400)
179 #define CONFIG_ENV_OFFSET	0x4200
180 #define CONFIG_ENV_ADDR		(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + CONFIG_ENV_OFFSET)
181 #define CONFIG_ENV_SIZE		0x4200
182 #define CONFIG_BOOTCOMMAND	"cp.b 0xD0042000 0x22000000 0x210000; bootm"
183 #define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
184 				"root=/dev/mtdblock0 "			\
185 				"mtdparts=at91_nand:-(root) "		\
186 				"rw rootfstype=jffs2"
187 
188 #else /* CONFIG_SYS_USE_NANDFLASH */
189 
190 /* bootstrap + u-boot + env + linux in nandflash */
191 #define CONFIG_ENV_IS_IN_NAND	1
192 #define CONFIG_ENV_OFFSET		0x60000
193 #define CONFIG_ENV_OFFSET_REDUND	0x80000
194 #define CONFIG_ENV_SIZE		0x20000		/* 1 sector = 128 kB */
195 #define CONFIG_BOOTCOMMAND	"nand read 0x22000000 0xA0000 0x200000; bootm"
196 #define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
197 				"root=/dev/mtdblock5 "			\
198 				"mtdparts=at91_nand:128k(bootstrap)ro,"	\
199 				"256k(uboot)ro,128k(env1)ro,"		\
200 				"128k(env2)ro,2M(linux),-(root) "	\
201 				"rw rootfstype=jffs2"
202 
203 #endif
204 
205 #define CONFIG_BAUDRATE		115200
206 #define CONFIG_SYS_BAUDRATE_TABLE	{115200 , 19200, 38400, 57600, 9600 }
207 
208 #define CONFIG_SYS_PROMPT		"U-Boot> "
209 #define CONFIG_SYS_CBSIZE		256
210 #define CONFIG_SYS_MAXARGS		16
211 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
212 #define CONFIG_SYS_LONGHELP		1
213 #define CONFIG_CMDLINE_EDITING	1
214 
215 #define ROUND(A, B)		(((A) + (B)) & ~((B) - 1))
216 /*
217  * Size of malloc() pool
218  */
219 #define CONFIG_SYS_MALLOC_LEN		ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
220 #define CONFIG_SYS_GBL_DATA_SIZE	128	/* 128 bytes for initial data */
221 
222 #define CONFIG_STACKSIZE	(32*1024)	/* regular stack */
223 
224 #ifdef CONFIG_USE_IRQ
225 #error CONFIG_USE_IRQ not supported
226 #endif
227 
228 #endif
229