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ARM (ARM926ejs): add data cache support, tested on magnesium and tx25 board
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1 /*
2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian.pop@leadtechdesign.com>
4 * Lead Tech Design <www.leadtechdesign.com>
5 *
6 * (C) Copyright 2009-2010
7 * Daniel Gorsulowski <daniel.gorsulowski@esd.eu>
8 * esd electronic system design gmbh <www.esd.eu>
9 *
10 * Configuation settings for the esd MEESC board.
11 *
12 * See file CREDITS for list of people who contributed to this
13 * project.
14 *
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License as
17 * published by the Free Software Foundation; either version 2 of
18 * the License, or (at your option) any later version.
19 *
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 * MA 02111-1307 USA
29 */
30
31 #ifndef __CONFIG_H
32 #define __CONFIG_H
33
34 /* Common stuff */
35 #define CONFIG_MEESC 1 /* Board is esd MEESC */
36 #define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
37 #define CONFIG_AT91SAM9263 1 /* It's an AT91SAM9263 SoC */
38 #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000/* 16.0 MHz crystal */
39 #define CONFIG_SYS_HZ 1000 /* decrementer freq */
40 #define CONFIG_DISPLAY_BOARDINFO 1
41 #define CONFIG_DISPLAY_CPUINFO 1 /* display cpu info and speed */
42 #define CONFIG_PREBOOT /* enable preboot variable */
43 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
44 #define CONFIG_SETUP_MEMORY_TAGS 1
45 #define CONFIG_INITRD_TAG 1
46 #define CONFIG_SERIAL_TAG 1
47 #define CONFIG_REVISION_TAG 1
48 #undef CONFIG_USE_IRQ /* don't need IRQ/FIQ stuff */
49
50 #define CONFIG_SKIP_LOWLEVEL_INIT
51 #define CONFIG_SKIP_RELOCATE_UBOOT
52 #define CONFIG_MISC_INIT_R /* Call misc_init_r */
53
54 #define CONFIG_ARCH_CPU_INIT
55
56 /*
57 * Hardware drivers
58 */
59
60 /* Console output */
61 #define CONFIG_AT91_GPIO 1
62 #define CONFIG_ATMEL_USART 1
63 #undef CONFIG_USART0
64 #undef CONFIG_USART1
65 #undef CONFIG_USART2
66 #define CONFIG_USART3 1 /* USART 3 is DBGU */
67
68 #define CONFIG_BOOTDELAY 3
69 #define CONFIG_ZERO_BOOTDELAY_CHECK 1
70
71 /*
72 * BOOTP options
73 */
74 #define CONFIG_BOOTP_BOOTFILESIZE 1
75 #define CONFIG_BOOTP_BOOTPATH 1
76 #define CONFIG_BOOTP_GATEWAY 1
77 #define CONFIG_BOOTP_HOSTNAME 1
78
79 /*
80 * Command line configuration.
81 */
82 #include <config_cmd_default.h>
83 #undef CONFIG_CMD_BDI
84 #undef CONFIG_CMD_FPGA
85 #undef CONFIG_CMD_LOADS
86 #undef CONFIG_CMD_IMLS
87
88 #define CONFIG_CMD_PING 1
89 #define CONFIG_CMD_DHCP 1
90 #define CONFIG_CMD_NAND 1
91 #define CONFIG_CMD_USB 1
92
93 /* LED */
94 #define CONFIG_AT91_LED 1
95
96 /* SDRAM */
97 #define CONFIG_NR_DRAM_BANKS 1
98 #define PHYS_SDRAM 0x20000000
99
100 /* DataFlash */
101 #define CONFIG_ATMEL_DATAFLASH_SPI
102 #define CONFIG_HAS_DATAFLASH 1
103 #define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ)
104 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 1
105 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
106 #define AT91_SPI_CLK 15000000
107 #define DATAFLASH_TCSS (0x1a << 16)
108 #define DATAFLASH_TCHS (0x1 << 24)
109
110 /* NOR flash is not populated, disable it */
111 #define CONFIG_SYS_NO_FLASH 1
112
113 /* NAND flash */
114 #ifdef CONFIG_CMD_NAND
115 #define CONFIG_NAND_ATMEL
116 #define CONFIG_SYS_MAX_NAND_DEVICE 1
117 #define CONFIG_SYS_NAND_BASE 0x40000000
118 #define CONFIG_SYS_NAND_DBW_8 1
119 /* our ALE is AD21 */
120 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
121 /* our CLE is AD22 */
122 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
123 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIO_PORTD, 15
124 #define CONFIG_SYS_NAND_READY_PIN AT91_PIO_PORTA, 22
125 #define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */
126 #endif
127
128 /* Ethernet */
129 #define CONFIG_MACB 1
130 #define CONFIG_RMII 1
131 #define CONFIG_NET_MULTI 1
132 #define CONFIG_NET_RETRY_COUNT 20
133 #undef CONFIG_RESET_PHY_R
134
135 /* USB */
136 #define CONFIG_USB_ATMEL
137 #define CONFIG_USB_OHCI_NEW 1
138 #define CONFIG_DOS_PARTITION 1
139 #define CONFIG_SYS_USB_OHCI_CPU_INIT 1
140 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00a00000
141 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9263"
142 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
143 #define CONFIG_USB_STORAGE 1
144 #define CONFIG_CMD_FAT 1
145
146 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
147
148 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
149 #define CONFIG_SYS_MEMTEST_END 0x21e00000
150
151 #define CONFIG_SYS_USE_DATAFLASH 1
152 #undef CONFIG_SYS_USE_NANDFLASH
153
154 /* CAN */
155 #define CONFIG_AT91_CAN 1
156
157 /* hw-controller addresses */
158 #define CONFIG_ET1100_BASE 0x70000000
159
160 /* bootstrap + u-boot + env in dataflash on CS0 */
161 #define CONFIG_ENV_IS_IN_DATAFLASH 1
162 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \
163 0x8400)
164 #define CONFIG_ENV_OFFSET 0x4200
165 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \
166 CONFIG_ENV_OFFSET)
167 #define CONFIG_ENV_SIZE 0x4200
168
169 #define CONFIG_BAUDRATE 115200
170 #define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
171
172 #define CONFIG_SYS_PROMPT "=> "
173 #define CONFIG_SYS_CBSIZE 256
174 #define CONFIG_SYS_MAXARGS 16
175 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
176 sizeof(CONFIG_SYS_PROMPT) + 16)
177 #define CONFIG_SYS_LONGHELP 1
178 #define CONFIG_CMDLINE_EDITING 1
179
180 /*
181 * Size of malloc() pool
182 */
183 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \
184 128*1024, 0x1000)
185 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* 128 bytes for initial data */
186
187 #define CONFIG_STACKSIZE (32 * 1024) /* regular stack */
188
189 #ifdef CONFIG_USE_IRQ
190 #error CONFIG_USE_IRQ not supported
191 #endif
192
193 #endif