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arm: at91: add at91sam9g20ek_mmc_config, which can save environment in mmc card
[karo-tx-uboot.git] / include / configs / at91sam9260ek.h
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 AT91SAM9260EK & AT91SAM9G20EK boards.
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 /*
31  * SoC must be defined first, before hardware.h is included.
32  * In this case SoC is defined in boards.cfg.
33  */
34 #include <asm/hardware.h>
35
36 /*
37  * Warning: changing CONFIG_SYS_TEXT_BASE requires
38  * adapting the initial boot program.
39  * Since the linker has to swallow that define, we must use a pure
40  * hex number here!
41  */
42 #define CONFIG_SYS_TEXT_BASE            0x21f00000
43
44 /* ARM asynchronous clock */
45 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
46 #define CONFIG_SYS_AT91_MAIN_CLOCK      18432000        /* main clock xtal */
47 #define CONFIG_SYS_HZ                   1000
48
49 /* Define actual evaluation board type from used processor type */
50 #ifdef CONFIG_AT91SAM9G20
51 # define CONFIG_AT91SAM9G20EK   /* It's an Atmel AT91SAM9G20 EK */
52 #else
53 # define CONFIG_AT91SAM9260EK   /* It's an Atmel AT91SAM9260 EK */
54 #endif
55
56 /* Misc CPU related */
57 #define CONFIG_ARCH_CPU_INIT
58 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
59 #define CONFIG_SETUP_MEMORY_TAGS
60 #define CONFIG_INITRD_TAG
61 #define CONFIG_SKIP_LOWLEVEL_INIT
62 #define CONFIG_BOARD_EARLY_INIT_F
63 #define CONFIG_DISPLAY_CPUINFO
64
65 #define CONFIG_CMD_BOOTZ
66 #define CONFIG_OF_LIBFDT
67
68 /* general purpose I/O */
69 #define CONFIG_ATMEL_LEGACY             /* required until (g)pio is fixed */
70 #define CONFIG_AT91_GPIO
71 #define CONFIG_AT91_GPIO_PULLUP 1       /* keep pullups on peripheral pins */
72
73 /* serial console */
74 #define CONFIG_ATMEL_USART
75 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
76 #define CONFIG_USART_ID                 ATMEL_ID_SYS
77 #define CONFIG_BAUDRATE                 115200
78
79 /* LED */
80 #define CONFIG_AT91_LED
81 #define CONFIG_RED_LED          AT91_PIN_PA9    /* this is the power led */
82 #define CONFIG_GREEN_LED        AT91_PIN_PA6    /* this is the user led */
83
84 #define CONFIG_BOOTDELAY        3
85
86 /*
87  * BOOTP options
88  */
89 #define CONFIG_BOOTP_BOOTFILESIZE       1
90 #define CONFIG_BOOTP_BOOTPATH           1
91 #define CONFIG_BOOTP_GATEWAY            1
92 #define CONFIG_BOOTP_HOSTNAME           1
93
94 /*
95  * Command line configuration.
96  */
97 #include <config_cmd_default.h>
98 #undef CONFIG_CMD_BDI
99 #undef CONFIG_CMD_FPGA
100 #undef CONFIG_CMD_IMI
101 #undef CONFIG_CMD_IMLS
102 #undef CONFIG_CMD_LOADS
103 #undef CONFIG_CMD_SOURCE
104
105 #define CONFIG_CMD_PING         1
106 #define CONFIG_CMD_DHCP         1
107 #define CONFIG_CMD_NAND         1
108 #define CONFIG_CMD_MMC
109 #define CONFIG_CMD_FAT
110 #define CONFIG_CMD_USB          1
111
112 /*
113  * SDRAM: 1 bank, min 32, max 128 MB
114  * Initialized before u-boot gets started.
115  */
116 #define CONFIG_NR_DRAM_BANKS            1
117 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
118 #define CONFIG_SYS_SDRAM_SIZE           0x04000000
119
120 /*
121  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
122  * leaving the correct space for initial global data structure above
123  * that address while providing maximum stack area below.
124  */
125 #ifdef CONFIG_AT91SAM9XE
126 # define CONFIG_SYS_INIT_SP_ADDR \
127         (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
128 #else
129 # define CONFIG_SYS_INIT_SP_ADDR \
130         (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
131 #endif
132
133 /* DataFlash */
134 #ifndef CONFIG_AT91SAM9G20EK_2MMC
135 #define CONFIG_ATMEL_DATAFLASH_SPI
136 #define CONFIG_HAS_DATAFLASH            1
137 #define CONFIG_SYS_SPI_WRITE_TOUT               (5*CONFIG_SYS_HZ)
138 #define CONFIG_SYS_MAX_DATAFLASH_BANKS          2
139 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0     0xC0000000      /* CS0 */
140 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1     0xD0000000      /* CS1 */
141 #define AT91_SPI_CLK                    15000000
142 #endif
143
144 #ifdef CONFIG_AT91SAM9G20EK
145 #define DATAFLASH_TCSS                  (0x22 << 16)
146 #else
147 #define DATAFLASH_TCSS                  (0x1a << 16)
148 #endif
149 #define DATAFLASH_TCHS                  (0x1 << 24)
150
151 /* NAND flash */
152 #ifdef CONFIG_CMD_NAND
153 #define CONFIG_NAND_ATMEL
154 #define CONFIG_SYS_MAX_NAND_DEVICE      1
155 #define CONFIG_SYS_NAND_BASE            ATMEL_BASE_CS3
156 #define CONFIG_SYS_NAND_DBW_8
157 #define CONFIG_SYS_NAND_MASK_ALE        (1 << 21)
158 #define CONFIG_SYS_NAND_MASK_CLE        (1 << 22)
159 #define CONFIG_SYS_NAND_ENABLE_PIN      AT91_PIN_PC14
160 #define CONFIG_SYS_NAND_READY_PIN       AT91_PIN_PC13
161 #endif
162
163 /* MMC */
164 #ifdef CONFIG_CMD_MMC
165 #define CONFIG_MMC
166 #define CONFIG_GENERIC_MMC
167 #define CONFIG_GENERIC_ATMEL_MCI
168 #endif
169
170 /* FAT */
171 #ifdef CONFIG_CMD_FAT
172 #define CONFIG_DOS_PARTITION
173 #endif
174
175 /* NOR flash - no real flash on this board */
176 #define CONFIG_SYS_NO_FLASH                     1
177
178 /* Ethernet */
179 #define CONFIG_MACB                     1
180 #define CONFIG_RMII                     1
181 #define CONFIG_NET_RETRY_COUNT          20
182 #define CONFIG_RESET_PHY_R              1
183
184 /* USB */
185 #define CONFIG_USB_ATMEL
186 #define CONFIG_USB_OHCI_NEW             1
187 #define CONFIG_SYS_USB_OHCI_CPU_INIT            1
188 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00500000      /* AT91SAM9260_UHP_BASE */
189 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9260"
190 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2
191 #define CONFIG_USB_STORAGE              1
192
193 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
194
195 #define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
196 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
197
198 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
199
200 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
201 #define CONFIG_ENV_IS_IN_DATAFLASH      1
202 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
203 #define CONFIG_ENV_OFFSET               0x4200
204 #define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
205 #define CONFIG_ENV_SIZE         0x4200
206 #define CONFIG_BOOTCOMMAND      "cp.b 0xC0084000 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 #elif CONFIG_SYS_USE_DATAFLASH_CS1
213
214 /* bootstrap + u-boot + env + linux in dataflash on CS1 */
215 #define CONFIG_ENV_IS_IN_DATAFLASH      1
216 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400)
217 #define CONFIG_ENV_OFFSET               0x4200
218 #define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET)
219 #define CONFIG_ENV_SIZE         0x4200
220 #define CONFIG_BOOTCOMMAND      "cp.b 0xD0084000 0x22000000 0x210000; bootm"
221 #define CONFIG_BOOTARGS         "console=ttyS0,115200 "                 \
222                                 "root=/dev/mtdblock0 "                  \
223                                 "mtdparts=atmel_nand:-(root) "          \
224                                 "rw rootfstype=jffs2"
225
226 #elif defined(CONFIG_SYS_USE_NANDFLASH)
227
228 /* bootstrap + u-boot + env + linux in nandflash */
229 #define CONFIG_ENV_IS_IN_NAND   1
230 #define CONFIG_ENV_OFFSET               0xc0000
231 #define CONFIG_ENV_OFFSET_REDUND        0x100000
232 #define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
233 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
234 #define CONFIG_BOOTARGS                                                 \
235         "console=ttyS0,115200 earlyprintk "                             \
236         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
237         "256k(env),256k(env_redundant),256k(spare),"                    \
238         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
239         "root=/dev/mtdblock7 rw rootfstype=jffs2"
240
241 #else   /* CONFIG_SYS_USE_MMC */
242 /* bootstrap + u-boot + env + linux in mmc */
243 #define CONFIG_ENV_IS_IN_MMC
244 /* For FAT system, most cases it should be in the reserved sector */
245 #define CONFIG_ENV_OFFSET               0x2000
246 #define CONFIG_ENV_SIZE                 0x1000
247 #define CONFIG_SYS_MMC_ENV_DEV          0
248
249 #define CONFIG_BOOTCOMMAND                                              \
250         "fatload mmc 0:1 0x22000000 uImage; bootm"
251 #define CONFIG_BOOTARGS                                                 \
252         "console=ttyS0,115200 earlyprintk "                             \
253         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
254         "256k(env),256k(env_redundant),256k(spare),"                    \
255         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
256         "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"
257 #endif
258
259 #define CONFIG_SYS_PROMPT               "U-Boot> "
260 #define CONFIG_SYS_CBSIZE               256
261 #define CONFIG_SYS_MAXARGS              16
262 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
263 #define CONFIG_SYS_LONGHELP             1
264 #define CONFIG_CMDLINE_EDITING  1
265 #define CONFIG_AUTO_COMPLETE
266
267 /*
268  * Size of malloc() pool
269  */
270 #define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
271
272 #endif