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am335x_evm: Add support to boot from NOR.
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1 /*
2  * am335x_evm.h
3  *
4  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation version 2.
9  *
10  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
11  * kind, whether express or implied; without even the implied warranty
12  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  */
15
16 #ifndef __CONFIG_AM335X_EVM_H
17 #define __CONFIG_AM335X_EVM_H
18
19 #define CONFIG_AM33XX
20 #define CONFIG_OMAP
21
22 #include <asm/arch/omap.h>
23
24 #define CONFIG_DMA_COHERENT
25 #define CONFIG_DMA_COHERENT_SIZE        (1 << 20)
26
27 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB */
28 #define CONFIG_SYS_MALLOC_LEN           (1024 << 10)
29 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
30 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
31 #define CONFIG_SYS_PROMPT               "U-Boot# "
32 #define CONFIG_BOARD_LATE_INIT
33 #define CONFIG_SYS_NO_FLASH
34 #define MACH_TYPE_TIAM335EVM            3589    /* Until the next sync */
35 #define CONFIG_MACH_TYPE                MACH_TYPE_TIAM335EVM
36
37 #define CONFIG_OF_LIBFDT
38 #define CONFIG_CMD_BOOTZ
39 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
40 #define CONFIG_SETUP_MEMORY_TAGS
41 #define CONFIG_INITRD_TAG
42
43 /* Custom script for NOR */
44 #define CONFIG_SYS_LDSCRIPT             "board/ti/am335x/u-boot.lds"
45
46 #define CONFIG_SYS_CACHELINE_SIZE       64
47
48 /* commands to include */
49 #include <config_cmd_default.h>
50
51 #define CONFIG_CMD_ASKENV
52 #define CONFIG_VERSION_VARIABLE
53
54 /* set to negative value for no autoboot */
55 #define CONFIG_BOOTDELAY                1
56 #define CONFIG_ENV_VARS_UBOOT_CONFIG
57 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
58 #ifndef CONFIG_SPL_BUILD
59 #define CONFIG_EXTRA_ENV_SETTINGS \
60         "loadaddr=0x80200000\0" \
61         "fdtaddr=0x80F80000\0" \
62         "fdt_high=0xffffffff\0" \
63         "rdaddr=0x81000000\0" \
64         "bootdir=/boot\0" \
65         "bootfile=uImage\0" \
66         "fdtfile=undefined\0" \
67         "console=ttyO0,115200n8\0" \
68         "optargs=\0" \
69         "mtdids=" MTDIDS_DEFAULT "\0" \
70         "mtdparts=" MTDPARTS_DEFAULT "\0" \
71         "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \
72         "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \
73         "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \
74         "mmcdev=0\0" \
75         "mmcroot=/dev/mmcblk0p2 ro\0" \
76         "mmcrootfstype=ext4 rootwait\0" \
77         "bootpart=0:2\0" \
78         "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
79         "nandrootfstype=ubifs rootwait=1\0" \
80         "nandsrcaddr=0x280000\0" \
81         "nandimgsize=0x500000\0" \
82         "rootpath=/export/rootfs\0" \
83         "nfsopts=nolock\0" \
84         "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
85                 "::off\0" \
86         "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
87         "ramrootfstype=ext2\0" \
88         "mmcargs=setenv bootargs console=${console} " \
89                 "${optargs} " \
90                 "root=${mmcroot} " \
91                 "rootfstype=${mmcrootfstype}\0" \
92         "nandargs=setenv bootargs console=${console} " \
93                 "${optargs} " \
94                 "root=${nandroot} " \
95                 "rootfstype=${nandrootfstype}\0" \
96         "spiroot=/dev/mtdblock4 rw\0" \
97         "spirootfstype=jffs2\0" \
98         "spisrcaddr=0xe0000\0" \
99         "spiimgsize=0x362000\0" \
100         "spibusno=0\0" \
101         "spiargs=setenv bootargs console=${console} " \
102                 "${optargs} " \
103                 "root=${spiroot} " \
104                 "rootfstype=${spirootfstype}\0" \
105         "netargs=setenv bootargs console=${console} " \
106                 "${optargs} " \
107                 "root=/dev/nfs " \
108                 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
109                 "ip=dhcp\0" \
110         "bootenv=uEnv.txt\0" \
111         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
112         "importbootenv=echo Importing environment from mmc ...; " \
113                 "env import -t $loadaddr $filesize\0" \
114         "ramargs=setenv bootargs console=${console} " \
115                 "${optargs} " \
116                 "root=${ramroot} " \
117                 "rootfstype=${ramrootfstype}\0" \
118         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
119         "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
120         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
121         "mmcboot=echo Booting from mmc ...; " \
122                 "run mmcargs; " \
123                 "bootm ${loadaddr} - ${fdtaddr}\0" \
124         "nandboot=echo Booting from nand ...; " \
125                 "run nandargs; " \
126                 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
127                 "bootm ${loadaddr}\0" \
128         "spiboot=echo Booting from spi ...; " \
129                 "run spiargs; " \
130                 "sf probe ${spibusno}:0; " \
131                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
132                 "bootm ${loadaddr}\0" \
133         "netboot=echo Booting from network ...; " \
134                 "setenv autoload no; " \
135                 "dhcp; " \
136                 "tftp ${loadaddr} ${bootfile}; " \
137                 "tftp ${fdtaddr} ${fdtfile}; " \
138                 "run netargs; " \
139                 "bootm ${loadaddr} - ${fdtaddr}\0" \
140         "ramboot=echo Booting from ramdisk ...; " \
141                 "run ramargs; " \
142                 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
143         "findfdt="\
144                 "if test $board_name = A335BONE; then " \
145                         "setenv fdtfile am335x-bone.dtb; fi; " \
146                 "if test $board_name = A335BNLT; then " \
147                         "setenv fdtfile am335x-boneblack.dtb; fi; " \
148                 "if test $board_name = A33515BB; then " \
149                         "setenv fdtfile am335x-evm.dtb; fi; " \
150                 "if test $board_name = A335X_SK; then " \
151                         "setenv fdtfile am335x-evmsk.dtb; fi; " \
152                 "if test $fdtfile = undefined; then " \
153                         "echo WARNING: Could not determine device tree to use; fi; \0"
154 #endif
155
156 #define CONFIG_BOOTCOMMAND \
157         "run findfdt; " \
158         "mmc dev ${mmcdev}; if mmc rescan; then " \
159                 "echo SD/MMC found on device ${mmcdev};" \
160                 "if run loadbootenv; then " \
161                         "echo Loaded environment from ${bootenv};" \
162                         "run importbootenv;" \
163                 "fi;" \
164                 "if test -n $uenvcmd; then " \
165                         "echo Running uenvcmd ...;" \
166                         "run uenvcmd;" \
167                 "fi;" \
168                 "if run loaduimage; then " \
169                         "run loadfdt;" \
170                         "run mmcboot;" \
171                 "fi;" \
172         "else " \
173                 "run nandboot;" \
174         "fi;" \
175
176 /* Clock Defines */
177 #define V_OSCK                          24000000  /* Clock output from T2 */
178 #define V_SCLK                          (V_OSCK)
179
180 #define CONFIG_CMD_ECHO
181
182 /* We set the max number of command args high to avoid HUSH bugs. */
183 #define CONFIG_SYS_MAXARGS              64
184
185 /* Console I/O Buffer Size */
186 #define CONFIG_SYS_CBSIZE               512
187
188 /* Print Buffer Size */
189 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
190                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
191
192 /* Boot Argument Buffer Size */
193 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
194
195 /*
196  * memtest works on 8 MB in DRAM after skipping 32MB from
197  * start addr of ram disk
198  */
199 #define CONFIG_SYS_MEMTEST_START        (PHYS_DRAM_1 + (64 * 1024 * 1024))
200 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START \
201                                         + (8 * 1024 * 1024))
202
203 #define CONFIG_SYS_LOAD_ADDR            0x81000000 /* Default load address */
204
205 #define CONFIG_MMC
206 #define CONFIG_GENERIC_MMC
207 #define CONFIG_OMAP_HSMMC
208 #define CONFIG_CMD_MMC
209 #define CONFIG_DOS_PARTITION
210 #define CONFIG_CMD_FAT
211 #define CONFIG_FAT_WRITE
212 #define CONFIG_CMD_EXT2
213 #define CONFIG_CMD_EXT4
214 #define CONFIG_CMD_FS_GENERIC
215
216 #define CONFIG_SPI
217 #define CONFIG_OMAP3_SPI
218 #define CONFIG_MTD_DEVICE
219 #define CONFIG_SPI_FLASH
220 #define CONFIG_SPI_FLASH_WINBOND
221 #define CONFIG_CMD_SF
222 #define CONFIG_SF_DEFAULT_SPEED         (24000000)
223
224 /* USB Composite download gadget - g_dnl */
225 #define CONFIG_USB_GADGET
226 #define CONFIG_USBDOWNLOAD_GADGET
227
228 /* USB TI's IDs */
229 #define CONFIG_USBD_HS
230 #define CONFIG_G_DNL_VENDOR_NUM 0x0403
231 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00
232 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
233
234 /* USB Device Firmware Update support */
235 #define CONFIG_DFU_FUNCTION
236 #define CONFIG_DFU_MMC
237 #define CONFIG_DFU_NAND
238 #define CONFIG_CMD_DFU
239 #define DFU_ALT_INFO_MMC \
240         "boot part 0 1;" \
241         "rootfs part 0 2;" \
242         "MLO fat 0 1;" \
243         "MLO.raw mmc 100 100;" \
244         "u-boot.img.raw mmc 300 400;" \
245         "spl-os-args.raw mmc 80 80;" \
246         "spl-os-image.raw mmc 900 2000;" \
247         "spl-os-args fat 0 1;" \
248         "spl-os-image fat 0 1;" \
249         "u-boot.img fat 0 1;" \
250         "uEnv.txt fat 0 1"
251 #define DFU_ALT_INFO_NAND \
252         "SPL part 0 1;" \
253         "SPL.backup1 part 0 2;" \
254         "SPL.backup2 part 0 3;" \
255         "SPL.backup3 part 0 4;" \
256         "u-boot part 0 5;" \
257         "u-boot-spl-os part 0 6;" \
258         "kernel part 0 8;" \
259         "rootfs part 0 9"
260
261  /* Physical Memory Map */
262 #define CONFIG_NR_DRAM_BANKS            1               /*  1 bank of DRAM */
263 #define PHYS_DRAM_1                     0x80000000      /* DRAM Bank #1 */
264 #define CONFIG_MAX_RAM_BANK_SIZE        (1024 << 20)    /* 1GB */
265
266 #define CONFIG_SYS_SDRAM_BASE           PHYS_DRAM_1
267 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
268                                                 GENERATED_GBL_DATA_SIZE)
269  /* Platform/Board specific defs */
270 #define CONFIG_SYS_TIMERBASE            0x48040000      /* Use Timer2 */
271 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
272 #define CONFIG_SYS_HZ                   1000    /* 1ms clock */
273
274 /* NS16550 Configuration */
275 #define CONFIG_SYS_NS16550
276 #define CONFIG_SYS_NS16550_SERIAL
277 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
278 #define CONFIG_SYS_NS16550_CLK          (48000000)
279 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
280 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
281 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
282 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
283 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
284 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
285
286 /* I2C Configuration */
287 #define CONFIG_I2C
288 #define CONFIG_CMD_I2C
289 #define CONFIG_HARD_I2C
290 #define CONFIG_SYS_I2C_SPEED            100000
291 #define CONFIG_SYS_I2C_SLAVE            1
292 #define CONFIG_I2C_MULTI_BUS
293 #define CONFIG_DRIVER_OMAP24XX_I2C
294 #define CONFIG_CMD_EEPROM
295 #define CONFIG_ENV_EEPROM_IS_ON_I2C
296 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
297 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
298 #define CONFIG_SYS_I2C_MULTI_EEPROMS
299
300 #define CONFIG_OMAP_GPIO
301
302 #define CONFIG_BAUDRATE         115200
303 #define CONFIG_SYS_BAUDRATE_TABLE       { 110, 300, 600, 1200, 2400, \
304 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
305
306 /* CPU */
307 #define CONFIG_ARCH_CPU_INIT
308
309 #define CONFIG_ENV_OVERWRITE            1
310 #define CONFIG_SYS_CONSOLE_INFO_QUIET
311
312 #ifndef CONFIG_NOR_BOOT
313 /* Defines for SPL */
314 #define CONFIG_SPL
315 #define CONFIG_SPL_FRAMEWORK
316 /*
317  * Place the image at the start of the ROM defined image space.
318  * We limit our size to the ROM-defined downloaded image area, and use the
319  * rest of the space for stack.
320  */
321 #define CONFIG_SPL_TEXT_BASE            0x402F0400
322 #define CONFIG_SPL_MAX_SIZE             (0x4030C000 - CONFIG_SPL_TEXT_BASE)
323 #define CONFIG_SPL_STACK                CONFIG_SYS_INIT_SP_ADDR
324
325 #define CONFIG_SPL_OS_BOOT
326
327 #define CONFIG_SPL_BSS_START_ADDR       0x80a00000
328 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
329
330 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
331 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS      0x200 /* 256 KB */
332 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION    1
333 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME        "u-boot.img"
334
335 #ifdef CONFIG_SPL_OS_BOOT
336 /* fat */
337 #define CONFIG_SPL_FAT_LOAD_KERNEL_NAME         "uImage"
338 #define CONFIG_SPL_FAT_LOAD_ARGS_NAME           "args"
339 #define CONFIG_SYS_SPL_ARGS_ADDR                (PHYS_DRAM_1 + 0x100)
340
341 /* raw mmc */
342 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900   /* address 0x120000 */
343 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR   0x80    /* address 0x10000 */
344 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS  0x80    /* 64KiB */
345
346 /* nand */
347 #define CONFIG_CMD_SPL_NAND_OFS                 0x240000 /* end of u-boot */
348 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS         0x280000
349 #define CONFIG_CMD_SPL_WRITE_SIZE               0x2000
350
351 /* spl export command */
352 #define CONFIG_CMD_SPL
353 #endif
354
355 #define CONFIG_SPL_MMC_SUPPORT
356 #define CONFIG_SPL_FAT_SUPPORT
357 #define CONFIG_SPL_I2C_SUPPORT
358
359 #define CONFIG_SPL_LIBCOMMON_SUPPORT
360 #define CONFIG_SPL_LIBDISK_SUPPORT
361 #define CONFIG_SPL_LIBGENERIC_SUPPORT
362 #define CONFIG_SPL_SERIAL_SUPPORT
363 #define CONFIG_SPL_GPIO_SUPPORT
364 #define CONFIG_SPL_YMODEM_SUPPORT
365 #define CONFIG_SPL_NET_SUPPORT
366 #define CONFIG_SPL_ENV_SUPPORT
367 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"
368 #define CONFIG_SPL_ETH_SUPPORT
369 #define CONFIG_SPL_SPI_SUPPORT
370 #define CONFIG_SPL_SPI_FLASH_SUPPORT
371 #define CONFIG_SPL_SPI_LOAD
372 #define CONFIG_SPL_SPI_BUS              0
373 #define CONFIG_SPL_SPI_CS               0
374 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
375 #define CONFIG_SPL_MUSB_NEW_SUPPORT
376 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
377
378 #define CONFIG_SPL_BOARD_INIT
379 #define CONFIG_SPL_NAND_AM33XX_BCH
380 #define CONFIG_SPL_NAND_SUPPORT
381 #define CONFIG_SPL_NAND_BASE
382 #define CONFIG_SPL_NAND_DRIVERS
383 #define CONFIG_SPL_NAND_ECC
384 #endif
385 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
386 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
387                                          CONFIG_SYS_NAND_PAGE_SIZE)
388 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
389 #define CONFIG_SYS_NAND_OOBSIZE         64
390 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
391 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
392 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
393                                          10, 11, 12, 13, 14, 15, 16, 17, \
394                                          18, 19, 20, 21, 22, 23, 24, 25, \
395                                          26, 27, 28, 29, 30, 31, 32, 33, \
396                                          34, 35, 36, 37, 38, 39, 40, 41, \
397                                          42, 43, 44, 45, 46, 47, 48, 49, \
398                                          50, 51, 52, 53, 54, 55, 56, 57, }
399
400 #define CONFIG_SYS_NAND_ECCSIZE         512
401 #define CONFIG_SYS_NAND_ECCBYTES        14
402
403 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
404
405 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
406
407 /*
408  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
409  * 64 bytes before this address should be set aside for u-boot.img's
410  * header. That is 0x800FFFC0--0x80100000 should not be used for any
411  * other needs.
412  */
413 #ifdef CONFIG_NOR_BOOT
414 #define CONFIG_SYS_TEXT_BASE            0x08000000
415 #else
416 #define CONFIG_SYS_TEXT_BASE            0x80800000
417 #endif
418 #define CONFIG_SYS_SPL_MALLOC_START     0x80a08000
419 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
420
421 /* Since SPL did pll and ddr initialization for us,
422  * we don't need to do it twice.
423  */
424 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
425 #define CONFIG_SKIP_LOWLEVEL_INIT
426 #endif
427
428 /*
429  * USB configuration
430  */
431 #define CONFIG_USB_MUSB_DSPS
432 #define CONFIG_ARCH_MISC_INIT
433 #define CONFIG_MUSB_GADGET
434 #define CONFIG_MUSB_PIO_ONLY
435 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
436 #define CONFIG_USB_GADGET_DUALSPEED
437 #define CONFIG_USB_GADGET_VBUS_DRAW     2
438 #define CONFIG_MUSB_HOST
439 #define CONFIG_AM335X_USB0
440 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
441 #define CONFIG_AM335X_USB1
442 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
443
444 #ifdef CONFIG_MUSB_HOST
445 #define CONFIG_CMD_USB
446 #define CONFIG_USB_STORAGE
447 #endif
448
449 #ifdef CONFIG_MUSB_GADGET
450 #define CONFIG_USB_ETHER
451 #define CONFIG_USB_ETH_RNDIS
452 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
453 #endif /* CONFIG_MUSB_GADGET */
454
455 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
456 /* disable host part of MUSB in SPL */
457 #undef CONFIG_MUSB_HOST
458 /*
459  * Disable CPSW SPL support so we fit within the 101KiB limit.
460  */
461 #undef CONFIG_SPL_ETH_SUPPORT
462 #endif
463
464 /*
465  * Default to using SPI for environment, etc.
466  * 0x000000 - 0x020000 : SPL (128KiB)
467  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
468  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
469  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
470  * 0x0E0000 - 0x442000 : Linux Kernel
471  * 0x442000 - 0x800000 : Userland
472  */
473 #if defined(CONFIG_SPI_BOOT)
474 #define CONFIG_ENV_IS_IN_SPI_FLASH
475 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
476 #define CONFIG_ENV_SPI_MAX_HZ           CONFIG_SF_DEFAULT_SPEED
477 #define CONFIG_ENV_SECT_SIZE            (4 << 10) /* 4 KB sectors */
478 #define CONFIG_ENV_OFFSET               (768 << 10) /* 768 KiB in */
479 #define CONFIG_ENV_OFFSET_REDUND        (896 << 10) /* 896 KiB in */
480 #define CONFIG_CMD_MTDPARTS
481 #define MTDIDS_DEFAULT                  "nor0=m25p80-flash.0"
482 #define MTDPARTS_DEFAULT                "mtdparts=m25p80-flash.0:128k(SPL)," \
483                                         "512k(u-boot),128k(u-boot-env1)," \
484                                         "128k(u-boot-env2),3464k(kernel)," \
485                                         "-(rootfs)"
486 #endif /* SPI support */
487
488 /* Unsupported features */
489 #undef CONFIG_USE_IRQ
490
491 #define CONFIG_CMD_NET
492 #define CONFIG_CMD_DHCP
493 #define CONFIG_CMD_PING
494 #define CONFIG_DRIVER_TI_CPSW
495 #define CONFIG_MII
496 #define CONFIG_BOOTP_DEFAULT
497 #define CONFIG_BOOTP_DNS
498 #define CONFIG_BOOTP_DNS2
499 #define CONFIG_BOOTP_SEND_HOSTNAME
500 #define CONFIG_BOOTP_GATEWAY
501 #define CONFIG_BOOTP_SUBNETMASK
502 #define CONFIG_NET_RETRY_COUNT         10
503 #define CONFIG_NET_MULTI
504 #define CONFIG_PHY_GIGE
505 #define CONFIG_PHYLIB
506 #define CONFIG_PHY_ADDR                 0
507 #define CONFIG_PHY_SMSC
508
509 #define CONFIG_NAND
510 /* NAND support */
511 #ifdef CONFIG_NAND
512 #define CONFIG_CMD_NAND
513 #define CONFIG_CMD_MTDPARTS
514 #define CONFIG_NAND_OMAP_GPMC
515 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
516 #define CONFIG_SYS_NAND_BASE            (0x08000000)    /* physical address */
517                                                         /* to access nand at */
518                                                         /* CS0 */
519 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND
520                                                            devices */
521 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT)
522 #define MTDIDS_DEFAULT                  "nand0=omap2-nand.0"
523 #define MTDPARTS_DEFAULT                "mtdparts=omap2-nand.0:128k(SPL)," \
524                                         "128k(SPL.backup1)," \
525                                         "128k(SPL.backup2)," \
526                                         "128k(SPL.backup3),1792k(u-boot)," \
527                                         "128k(u-boot-spl-os)," \
528                                         "128k(u-boot-env),5m(kernel),-(rootfs)"
529 #define CONFIG_ENV_IS_IN_NAND
530 #define CONFIG_ENV_OFFSET               0x260000 /* environment starts here */
531 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
532 #endif
533 #endif
534
535 /*
536  * NOR Size = 16 MiB
537  * Number of Sectors/Blocks = 128
538  * Sector Size = 128 KiB
539  * Word length = 16 bits
540  * Default layout:
541  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
542  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
543  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
544  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
545  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
546  */
547 #if defined(CONFIG_NOR)
548 #undef CONFIG_SYS_NO_FLASH
549 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
550 #define CONFIG_SYS_FLASH_PROTECTION
551 #define CONFIG_SYS_FLASH_CFI
552 #define CONFIG_FLASH_CFI_DRIVER
553 #define CONFIG_FLASH_CFI_MTD
554 #define CONFIG_SYS_MAX_FLASH_SECT       128
555 #define CONFIG_SYS_MAX_FLASH_BANKS      1
556 #define CONFIG_SYS_FLASH_BASE           (0x08000000)
557 #define CONFIG_SYS_FLASH_CFI_WIDTH      FLASH_CFI_16BIT
558 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
559 #ifdef CONFIG_NOR_BOOT
560 #define CONFIG_ENV_IS_IN_FLASH
561 #define CONFIG_ENV_SECT_SIZE            (128 << 10)     /* 128 KiB */
562 #define CONFIG_ENV_OFFSET               (512 << 10)     /* 512 KiB */
563 #define CONFIG_ENV_OFFSET_REDUND        (768 << 10)     /* 768 KiB */
564 #define CONFIG_CMD_MTDPARTS
565 #define MTDIDS_DEFAULT                  "nor0=physmap-flash.0"
566 #define MTDPARTS_DEFAULT                "mtdparts=physmap-flash.0:" \
567                                         "512k(u-boot)," \
568                                         "128k(u-boot-env1)," \
569                                         "128k(u-boot-env2)," \
570                                         "4m(kernel),-(rootfs)"
571 #endif
572 #define CONFIG_MTD_DEVICE
573 #define CONFIG_CMD_FLASH
574 #endif  /* NOR support */
575
576 #endif  /* ! __CONFIG_AM335X_EVM_H */