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1 /*
2  * am3517_crane.h - Default configuration for AM3517 CraneBoard.
3  *
4  * Author: Srinath.R <srinath@mistralsolutions.com>
5  *
6  * Based on include/configs/am3517evm.h
7  *
8  * Copyright (C) 2011 Mistral Solutions pvt Ltd
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23  */
24
25 #ifndef __CONFIG_H
26 #define __CONFIG_H
27
28 /*
29  * High Level Configuration Options
30  */
31 #define CONFIG_OMAP             1       /* in a TI OMAP core */
32 #define CONFIG_OMAP34XX         1       /* which is a 34XX */
33 #define CONFIG_OMAP3_AM3517CRANE        1       /* working with CRANEBOARD */
34
35 #define CONFIG_EMIF4    /* The chip has EMIF4 controller */
36
37 #include <asm/arch/cpu.h>               /* get chip and board defs */
38 #include <asm/arch/omap3.h>
39
40 /*
41  * Display CPU and Board information
42  */
43 #define CONFIG_DISPLAY_CPUINFO          1
44 #define CONFIG_DISPLAY_BOARDINFO        1
45
46 /* Clock Defines */
47 #define V_OSCK                  26000000        /* Clock output from T2 */
48 #define V_SCLK                  (V_OSCK >> 1)
49
50 #define CONFIG_MISC_INIT_R
51
52 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
53 #define CONFIG_SETUP_MEMORY_TAGS        1
54 #define CONFIG_INITRD_TAG               1
55 #define CONFIG_REVISION_TAG             1
56
57 /*
58  * Size of malloc() pool
59  */
60 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB sector */
61 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + (128 << 10))
62                                                 /* initial data */
63 /*
64  * DDR related
65  */
66 #define CONFIG_SYS_CS0_SIZE             (256 * 1024 * 1024)
67
68 /*
69  * Hardware drivers
70  */
71
72 /*
73  * NS16550 Configuration
74  */
75 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
76
77 #define CONFIG_SYS_NS16550
78 #define CONFIG_SYS_NS16550_SERIAL
79 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
80 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
81
82 /*
83  * select serial console configuration
84  */
85 #define CONFIG_CONS_INDEX               3
86 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
87 #define CONFIG_SERIAL3                  3       /* UART3 on CRANEBOARD */
88
89 /* allow to overwrite serial and ethaddr */
90 #define CONFIG_ENV_OVERWRITE
91 #define CONFIG_BAUDRATE                 115200
92 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
93                                         115200}
94 #define CONFIG_GENERIC_MMC              1
95 #define CONFIG_MMC                      1
96 #define CONFIG_OMAP_HSMMC               1
97 #define CONFIG_DOS_PARTITION            1
98
99 /*
100  * USB configuration
101  * Enable CONFIG_MUSB_HCD for Host functionalities MSC, keyboard
102  * Enable CONFIG_MUSB_UDC for Device functionalities.
103  */
104 #define CONFIG_USB_AM35X                1
105 #define CONFIG_MUSB_HCD                 1
106
107 #ifdef CONFIG_USB_AM35X
108
109 #ifdef CONFIG_MUSB_HCD
110 #define CONFIG_CMD_USB
111
112 #define CONFIG_USB_STORAGE
113 #define CONGIG_CMD_STORAGE
114 #define CONFIG_CMD_FAT
115
116 #ifdef CONFIG_USB_KEYBOARD
117 #define CONFIG_SYS_USB_EVENT_POLL
118 #define CONFIG_PREBOOT "usb start"
119 #endif /* CONFIG_USB_KEYBOARD */
120
121 #endif /* CONFIG_MUSB_HCD */
122
123 #ifdef CONFIG_MUSB_UDC
124 /* USB device configuration */
125 #define CONFIG_USB_DEVICE               1
126 #define CONFIG_USB_TTY                  1
127 #define CONFIG_SYS_CONSOLE_IS_IN_ENV    1
128 /* Change these to suit your needs */
129 #define CONFIG_USBD_VENDORID            0x0451
130 #define CONFIG_USBD_PRODUCTID           0x5678
131 #define CONFIG_USBD_MANUFACTURER        "Texas Instruments"
132 #define CONFIG_USBD_PRODUCT_NAME        "AM3517CRANE"
133 #endif /* CONFIG_MUSB_UDC */
134
135 #endif /* CONFIG_USB_AM35X */
136
137 /* commands to include */
138 #include <config_cmd_default.h>
139
140 #define CONFIG_CMD_EXT2         /* EXT2 Support                 */
141 #define CONFIG_CMD_FAT          /* FAT support                  */
142 #define CONFIG_CMD_JFFS2        /* JFFS2 Support                */
143
144 #define CONFIG_CMD_I2C          /* I2C serial bus support       */
145 #define CONFIG_CMD_MMC          /* MMC support                  */
146 #define CONFIG_CMD_NAND         /* NAND support                 */
147 #define CONFIG_CMD_DHCP
148 #undef CONFIG_CMD_PING
149
150 #undef CONFIG_CMD_FLASH         /* flinfo, erase, protect       */
151 #undef CONFIG_CMD_FPGA          /* FPGA configuration Support   */
152 #undef CONFIG_CMD_IMI           /* iminfo                       */
153 #undef CONFIG_CMD_IMLS          /* List all found images        */
154
155 #define CONFIG_SYS_NO_FLASH
156 #define CONFIG_HARD_I2C                 1
157 #define CONFIG_SYS_I2C_SPEED            100000
158 #define CONFIG_SYS_I2C_SLAVE            1
159 #define CONFIG_SYS_I2C_BUS              0
160 #define CONFIG_SYS_I2C_BUS_SELECT       1
161 #define CONFIG_DRIVER_OMAP34XX_I2C      1
162
163 #undef CONFIG_CMD_NET
164 #undef CONFIG_CMD_NFS
165 /*
166  * Board NAND Info.
167  */
168 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
169                                                         /* to access nand */
170 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
171                                                         /* to access */
172                                                         /* nand at CS0 */
173
174 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of */
175                                                         /* NAND devices */
176
177 #define CONFIG_JFFS2_NAND
178 /* nand device jffs2 lives on */
179 #define CONFIG_JFFS2_DEV                "nand0"
180 /* start of jffs2 partition */
181 #define CONFIG_JFFS2_PART_OFFSET        0x680000
182 #define CONFIG_JFFS2_PART_SIZE          0xf980000       /* sz of jffs2 part */
183
184 /* Environment information */
185 #define CONFIG_BOOTDELAY        10
186
187 #define CONFIG_BOOTFILE         "uImage"
188
189 #define CONFIG_EXTRA_ENV_SETTINGS \
190         "loadaddr=0x82000000\0" \
191         "console=ttyS2,115200n8\0" \
192         "mmcdev=0\0" \
193         "mmcargs=setenv bootargs console=${console} " \
194                 "root=/dev/mmcblk0p2 rw " \
195                 "rootfstype=ext3 rootwait\0" \
196         "nandargs=setenv bootargs console=${console} " \
197                 "root=/dev/mtdblock4 rw " \
198                 "rootfstype=jffs2\0" \
199         "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
200         "bootscript=echo Running bootscript from mmc ...; " \
201                 "source ${loadaddr}\0" \
202         "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
203         "mmcboot=echo Booting from mmc ...; " \
204                 "run mmcargs; " \
205                 "bootm ${loadaddr}\0" \
206         "nandboot=echo Booting from nand ...; " \
207                 "run nandargs; " \
208                 "nand read ${loadaddr} 280000 400000; " \
209                 "bootm ${loadaddr}\0" \
210
211 #define CONFIG_BOOTCOMMAND \
212         "if mmc rescan ${mmcdev}; then " \
213                 "if run loadbootscript; then " \
214                         "run bootscript; " \
215                 "else " \
216                         "if run loaduimage; then " \
217                                 "run mmcboot; " \
218                         "else run nandboot; " \
219                         "fi; " \
220                 "fi; " \
221         "else run nandboot; fi"
222
223 #define CONFIG_AUTO_COMPLETE    1
224 /*
225  * Miscellaneous configurable options
226  */
227 #define V_PROMPT                        "AM3517_CRANE # "
228
229 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
230 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
231 #define CONFIG_SYS_PROMPT               V_PROMPT
232 #define CONFIG_SYS_CBSIZE               512     /* Console I/O Buffer Size */
233 /* Print Buffer Size */
234 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
235                                         sizeof(CONFIG_SYS_PROMPT) + 16)
236 #define CONFIG_SYS_MAXARGS              32      /* max number of command */
237                                                 /* args */
238 /* Boot Argument Buffer Size */
239 #define CONFIG_SYS_BARGSIZE             (CONFIG_SYS_CBSIZE)
240 /* memtest works on */
241 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
242 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
243                                         0x01F00000) /* 31MB */
244
245 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0) /* default load */
246                                                                 /* address */
247
248 /*
249  * AM3517 has 12 GP timers, they can be driven by the system clock
250  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
251  * This rate is divided by a local divisor.
252  */
253 #define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
254 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
255 #define CONFIG_SYS_HZ                   1000
256
257 /*-----------------------------------------------------------------------
258  * Physical Memory Map
259  */
260 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
261 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
262 #define PHYS_SDRAM_2            OMAP34XX_SDRC_CS1
263
264 /*-----------------------------------------------------------------------
265  * FLASH and environment organization
266  */
267
268 /* **** PISMO SUPPORT *** */
269
270 /* Configure the PISMO */
271 #define PISMO1_NAND_SIZE                GPMC_SIZE_128M
272 #define PISMO1_ONEN_SIZE                GPMC_SIZE_128M
273
274 #define CONFIG_SYS_MAX_FLASH_SECT       520     /* max number of sectors */
275                                                 /* on one chip */
276 #define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of flash banks */
277 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
278
279 #define CONFIG_SYS_FLASH_BASE           PISMO1_NAND_BASE
280
281 /* Monitor at start of flash */
282 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
283
284 #define CONFIG_NAND_OMAP_GPMC
285 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
286 #define CONFIG_ENV_IS_IN_NAND           1
287 #define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */
288
289 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB sector */
290 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
291 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
292
293 /*-----------------------------------------------------------------------
294  * CFI FLASH driver setup
295  */
296 /* timeout values are in ticks */
297 #define CONFIG_SYS_FLASH_ERASE_TOUT     (100 * CONFIG_SYS_HZ)
298 #define CONFIG_SYS_FLASH_WRITE_TOUT     (100 * CONFIG_SYS_HZ)
299
300 /* Flash banks JFFS2 should use */
301 #define CONFIG_SYS_MAX_MTD_BANKS        (CONFIG_SYS_MAX_FLASH_BANKS + \
302                                         CONFIG_SYS_MAX_NAND_DEVICE)
303 #define CONFIG_SYS_JFFS2_MEM_NAND
304 /* use flash_info[2] */
305 #define CONFIG_SYS_JFFS2_FIRST_BANK     CONFIG_SYS_MAX_FLASH_BANKS
306 #define CONFIG_SYS_JFFS2_NUM_BANKS      1
307
308 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
309 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
310 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
311 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
312                                          CONFIG_SYS_INIT_RAM_SIZE - \
313                                          GENERATED_GBL_DATA_SIZE)
314
315 /* Defines for SPL */
316 #define CONFIG_SPL
317 #define CONFIG_SPL_FRAMEWORK
318 #define CONFIG_SPL_BOARD_INIT
319 #define CONFIG_SPL_NAND_SIMPLE
320 #define CONFIG_SPL_TEXT_BASE            0x40200800
321 #define CONFIG_SPL_MAX_SIZE             (54 * 1024)     /* 8 KB for stack */
322 #define CONFIG_SPL_STACK                LOW_LEVEL_SRAM_STACK
323
324 #define CONFIG_SPL_BSS_START_ADDR       0x80000000
325 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
326
327 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
328 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS      0x200 /* 256 KB */
329 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION    1
330 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME        "u-boot.img"
331
332 #define CONFIG_SPL_LIBCOMMON_SUPPORT
333 #define CONFIG_SPL_LIBDISK_SUPPORT
334 #define CONFIG_SPL_I2C_SUPPORT
335 #define CONFIG_SPL_LIBGENERIC_SUPPORT
336 #define CONFIG_SPL_MMC_SUPPORT
337 #define CONFIG_SPL_FAT_SUPPORT
338 #define CONFIG_SPL_SERIAL_SUPPORT
339 #define CONFIG_SPL_NAND_SUPPORT
340 #define CONFIG_SPL_POWER_SUPPORT
341 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/omap-common/u-boot-spl.lds"
342
343 /* NAND boot config */
344 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
345 #define CONFIG_SYS_NAND_PAGE_COUNT      64
346 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
347 #define CONFIG_SYS_NAND_OOBSIZE         64
348 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
349 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
350 #define CONFIG_SYS_NAND_ECCPOS          {2, 3, 4, 5, 6, 7, 8, 9,\
351                                                 10, 11, 12, 13}
352 #define CONFIG_SYS_NAND_ECCSIZE         512
353 #define CONFIG_SYS_NAND_ECCBYTES        3
354 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
355 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
356
357 /*
358  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
359  * 64 bytes before this address should be set aside for u-boot.img's
360  * header. That is 0x800FFFC0--0x80100000 should not be used for any
361  * other needs.
362  */
363 #define CONFIG_SYS_TEXT_BASE            0x80100000
364 #define CONFIG_SYS_SPL_MALLOC_START     0x80208000
365 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
366
367 #endif /* __CONFIG_H */