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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_CMDLINE_EDITING
41 #define CONFIG_STACKSIZE                (128 * 1024)
42 #define CONFIG_AUTO_COMPLETE
43 #define CONFIG_SETUP_MEMORY_TAGS
44 #define CONFIG_INITRD_TAG
45
46 /* Custom script for NOR */
47 #define CONFIG_SYS_LDSCRIPT             "board/ti/am335x/u-boot.lds"
48
49 #define CONFIG_SYS_CACHELINE_SIZE       64
50
51 /* commands to include */
52 #include <config_cmd_default.h>
53
54 #define CONFIG_CMD_ASKENV
55 #define CONFIG_VERSION_VARIABLE
56
57 #ifdef CONFIG_NAND
58 #define NANDARGS \
59         "mtdids=" MTDIDS_DEFAULT "\0" \
60         "mtdparts=" MTDPARTS_DEFAULT "\0" \
61         "nandargs=setenv bootargs console=${console} " \
62                 "${optargs} " \
63                 "root=${nandroot} " \
64                 "rootfstype=${nandrootfstype}\0" \
65         "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \
66         "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
67         "nandrootfstype=ubifs rootwait=1\0" \
68         "nandsrcaddr=0x280000\0" \
69                 "nandboot=echo Booting from nand ...; " \
70                 "run nandargs; " \
71                 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
72                 "bootm ${loadaddr}\0" \
73         "nandimgsize=0x500000\0"
74 #else
75 #define NANDARGS ""
76 #endif
77
78 /* set to negative value for no autoboot */
79 #define CONFIG_BOOTDELAY                1
80 #define CONFIG_ENV_VARS_UBOOT_CONFIG
81 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
82 #ifndef CONFIG_SPL_BUILD
83 #define CONFIG_EXTRA_ENV_SETTINGS \
84         "loadaddr=0x80200000\0" \
85         "fdtaddr=0x80F80000\0" \
86         "fdt_high=0xffffffff\0" \
87         "rdaddr=0x81000000\0" \
88         "bootdir=/boot\0" \
89         "bootfile=uImage\0" \
90         "fdtfile=undefined\0" \
91         "console=ttyO0,115200n8\0" \
92         "optargs=\0" \
93         "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \
94         "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \
95         "mmcdev=0\0" \
96         "mmcroot=/dev/mmcblk0p2 ro\0" \
97         "mmcrootfstype=ext4 rootwait\0" \
98         "bootpart=0:2\0" \
99         "rootpath=/export/rootfs\0" \
100         "nfsopts=nolock\0" \
101         "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
102                 "::off\0" \
103         "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
104         "ramrootfstype=ext2\0" \
105         "mmcargs=setenv bootargs console=${console} " \
106                 "${optargs} " \
107                 "root=${mmcroot} " \
108                 "rootfstype=${mmcrootfstype}\0" \
109         "spiroot=/dev/mtdblock4 rw\0" \
110         "spirootfstype=jffs2\0" \
111         "spisrcaddr=0xe0000\0" \
112         "spiimgsize=0x362000\0" \
113         "spibusno=0\0" \
114         "spiargs=setenv bootargs console=${console} " \
115                 "${optargs} " \
116                 "root=${spiroot} " \
117                 "rootfstype=${spirootfstype}\0" \
118         "netargs=setenv bootargs console=${console} " \
119                 "${optargs} " \
120                 "root=/dev/nfs " \
121                 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
122                 "ip=dhcp\0" \
123         "bootenv=uEnv.txt\0" \
124         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
125         "importbootenv=echo Importing environment from mmc ...; " \
126                 "env import -t $loadaddr $filesize\0" \
127         "ramargs=setenv bootargs console=${console} " \
128                 "${optargs} " \
129                 "root=${ramroot} " \
130                 "rootfstype=${ramrootfstype}\0" \
131         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
132         "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
133         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
134         "mmcboot=echo Booting from mmc ...; " \
135                 "run mmcargs; " \
136                 "bootm ${loadaddr} - ${fdtaddr}\0" \
137         "spiboot=echo Booting from spi ...; " \
138                 "run spiargs; " \
139                 "sf probe ${spibusno}:0; " \
140                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
141                 "bootm ${loadaddr}\0" \
142         "netboot=echo Booting from network ...; " \
143                 "setenv autoload no; " \
144                 "dhcp; " \
145                 "tftp ${loadaddr} ${bootfile}; " \
146                 "tftp ${fdtaddr} ${fdtfile}; " \
147                 "run netargs; " \
148                 "bootm ${loadaddr} - ${fdtaddr}\0" \
149         "ramboot=echo Booting from ramdisk ...; " \
150                 "run ramargs; " \
151                 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
152         "findfdt="\
153                 "if test $board_name = A335BONE; then " \
154                         "setenv fdtfile am335x-bone.dtb; fi; " \
155                 "if test $board_name = A335BNLT; then " \
156                         "setenv fdtfile am335x-boneblack.dtb; fi; " \
157                 "if test $board_name = A33515BB; then " \
158                         "setenv fdtfile am335x-evm.dtb; fi; " \
159                 "if test $board_name = A335X_SK; then " \
160                         "setenv fdtfile am335x-evmsk.dtb; fi; " \
161                 "if test $fdtfile = undefined; then " \
162                         "echo WARNING: Could not determine device tree to use; fi; \0" \
163         NANDARGS
164 #endif
165
166 #define CONFIG_BOOTCOMMAND \
167         "run findfdt; " \
168         "mmc dev ${mmcdev}; if mmc rescan; then " \
169                 "echo SD/MMC found on device ${mmcdev};" \
170                 "if run loadbootenv; then " \
171                         "echo Loaded environment from ${bootenv};" \
172                         "run importbootenv;" \
173                 "fi;" \
174                 "if test -n $uenvcmd; then " \
175                         "echo Running uenvcmd ...;" \
176                         "run uenvcmd;" \
177                 "fi;" \
178                 "if run loaduimage; then " \
179                         "run loadfdt;" \
180                         "run mmcboot;" \
181                 "fi;" \
182         "else " \
183                 "run nandboot;" \
184         "fi;" \
185
186 /* Clock Defines */
187 #define V_OSCK                          24000000  /* Clock output from T2 */
188 #define V_SCLK                          (V_OSCK)
189
190 #define CONFIG_CMD_ECHO
191
192 /* We set the max number of command args high to avoid HUSH bugs. */
193 #define CONFIG_SYS_MAXARGS              64
194
195 /* Console I/O Buffer Size */
196 #define CONFIG_SYS_CBSIZE               512
197
198 /* Print Buffer Size */
199 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
200                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
201
202 /* Boot Argument Buffer Size */
203 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
204
205 /*
206  * memtest works on 8 MB in DRAM after skipping 32MB from
207  * start addr of ram disk
208  */
209 #define CONFIG_SYS_MEMTEST_START        (PHYS_DRAM_1 + (64 * 1024 * 1024))
210 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START \
211                                         + (8 * 1024 * 1024))
212
213 #define CONFIG_SYS_LOAD_ADDR            0x81000000 /* Default load address */
214
215 #define CONFIG_MMC
216 #define CONFIG_GENERIC_MMC
217 #define CONFIG_OMAP_HSMMC
218 #define CONFIG_CMD_MMC
219 #define CONFIG_DOS_PARTITION
220 #define CONFIG_CMD_FAT
221 #define CONFIG_FAT_WRITE
222 #define CONFIG_CMD_EXT2
223 #define CONFIG_CMD_EXT4
224 #define CONFIG_CMD_FS_GENERIC
225
226 #define CONFIG_SPI
227 #define CONFIG_OMAP3_SPI
228 #define CONFIG_MTD_DEVICE
229 #define CONFIG_SPI_FLASH
230 #define CONFIG_SPI_FLASH_WINBOND
231 #define CONFIG_CMD_SF
232 #define CONFIG_SF_DEFAULT_SPEED         (24000000)
233
234 /* USB Composite download gadget - g_dnl */
235 #define CONFIG_USB_GADGET
236 #define CONFIG_USBDOWNLOAD_GADGET
237
238 /* USB TI's IDs */
239 #define CONFIG_USBD_HS
240 #define CONFIG_G_DNL_VENDOR_NUM 0x0403
241 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00
242 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
243
244 /* USB Device Firmware Update support */
245 #define CONFIG_DFU_FUNCTION
246 #define CONFIG_DFU_MMC
247 #define CONFIG_CMD_DFU
248 #define DFU_ALT_INFO_MMC \
249         "boot part 0 1;" \
250         "rootfs part 0 2;" \
251         "MLO fat 0 1;" \
252         "MLO.raw mmc 100 100;" \
253         "u-boot.img.raw mmc 300 400;" \
254         "spl-os-args.raw mmc 80 80;" \
255         "spl-os-image.raw mmc 900 2000;" \
256         "spl-os-args fat 0 1;" \
257         "spl-os-image fat 0 1;" \
258         "u-boot.img fat 0 1;" \
259         "uEnv.txt fat 0 1"
260 #ifdef CONFIG_NAND
261 #define CONFIG_DFU_NAND
262 #define DFU_ALT_INFO_NAND \
263         "SPL part 0 1;" \
264         "SPL.backup1 part 0 2;" \
265         "SPL.backup2 part 0 3;" \
266         "SPL.backup3 part 0 4;" \
267         "u-boot part 0 5;" \
268         "u-boot-spl-os part 0 6;" \
269         "kernel part 0 8;" \
270         "rootfs part 0 9"
271 #endif
272
273  /* Physical Memory Map */
274 #define CONFIG_NR_DRAM_BANKS            1               /*  1 bank of DRAM */
275 #define PHYS_DRAM_1                     0x80000000      /* DRAM Bank #1 */
276 #define CONFIG_MAX_RAM_BANK_SIZE        (1024 << 20)    /* 1GB */
277
278 #define CONFIG_SYS_SDRAM_BASE           PHYS_DRAM_1
279 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
280                                                 GENERATED_GBL_DATA_SIZE)
281  /* Platform/Board specific defs */
282 #define CONFIG_SYS_TIMERBASE            0x48040000      /* Use Timer2 */
283 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
284 #define CONFIG_SYS_HZ                   1000    /* 1ms clock */
285
286 /* NS16550 Configuration */
287 #define CONFIG_SYS_NS16550
288 #define CONFIG_SYS_NS16550_SERIAL
289 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
290 #define CONFIG_SYS_NS16550_CLK          (48000000)
291 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
292 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
293 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
294 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
295 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
296 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
297
298 /* I2C Configuration */
299 #define CONFIG_I2C
300 #define CONFIG_CMD_I2C
301 #define CONFIG_HARD_I2C
302 #define CONFIG_SYS_I2C_SPEED            100000
303 #define CONFIG_SYS_I2C_SLAVE            1
304 #define CONFIG_I2C_MULTI_BUS
305 #define CONFIG_DRIVER_OMAP24XX_I2C
306 #define CONFIG_CMD_EEPROM
307 #define CONFIG_ENV_EEPROM_IS_ON_I2C
308 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
309 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
310 #define CONFIG_SYS_I2C_MULTI_EEPROMS
311
312 #define CONFIG_OMAP_GPIO
313
314 #define CONFIG_BAUDRATE         115200
315 #define CONFIG_SYS_BAUDRATE_TABLE       { 110, 300, 600, 1200, 2400, \
316 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
317
318 /* CPU */
319 #define CONFIG_ARCH_CPU_INIT
320
321 #define CONFIG_ENV_OVERWRITE            1
322 #define CONFIG_SYS_CONSOLE_INFO_QUIET
323
324 #ifndef CONFIG_NOR_BOOT
325 /* Defines for SPL */
326 #define CONFIG_SPL
327 #define CONFIG_SPL_FRAMEWORK
328 /*
329  * Place the image at the start of the ROM defined image space.
330  * We limit our size to the ROM-defined downloaded image area, and use the
331  * rest of the space for stack.
332  */
333 #define CONFIG_SPL_TEXT_BASE            0x402F0400
334 #define CONFIG_SPL_MAX_SIZE             (0x4030C000 - CONFIG_SPL_TEXT_BASE)
335 #define CONFIG_SPL_STACK                CONFIG_SYS_INIT_SP_ADDR
336
337 #define CONFIG_SPL_OS_BOOT
338
339 #define CONFIG_SPL_BSS_START_ADDR       0x80a00000
340 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
341
342 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
343 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS      0x200 /* 256 KB */
344 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION    1
345 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME        "u-boot.img"
346
347 #ifdef CONFIG_SPL_OS_BOOT
348 /* fat */
349 #define CONFIG_SPL_FAT_LOAD_KERNEL_NAME         "uImage"
350 #define CONFIG_SPL_FAT_LOAD_ARGS_NAME           "args"
351 #define CONFIG_SYS_SPL_ARGS_ADDR                (PHYS_DRAM_1 + 0x100)
352
353 /* raw mmc */
354 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900   /* address 0x120000 */
355 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR   0x80    /* address 0x10000 */
356 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS  0x80    /* 64KiB */
357
358 /* nand */
359 #ifdef CONFIG_NAND
360 #define CONFIG_CMD_SPL_NAND_OFS                 0x240000 /* end of u-boot */
361 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS         0x280000
362 #define CONFIG_CMD_SPL_WRITE_SIZE               0x2000
363 #endif
364
365 /* spl export command */
366 #define CONFIG_CMD_SPL
367 #endif
368
369 #define CONFIG_SPL_MMC_SUPPORT
370 #define CONFIG_SPL_FAT_SUPPORT
371 #define CONFIG_SPL_I2C_SUPPORT
372
373 #define CONFIG_SPL_LIBCOMMON_SUPPORT
374 #define CONFIG_SPL_LIBDISK_SUPPORT
375 #define CONFIG_SPL_LIBGENERIC_SUPPORT
376 #define CONFIG_SPL_SERIAL_SUPPORT
377 #define CONFIG_SPL_GPIO_SUPPORT
378 #define CONFIG_SPL_YMODEM_SUPPORT
379 #define CONFIG_SPL_NET_SUPPORT
380 #define CONFIG_SPL_ENV_SUPPORT
381 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"
382 #define CONFIG_SPL_ETH_SUPPORT
383 #define CONFIG_SPL_SPI_SUPPORT
384 #define CONFIG_SPL_SPI_FLASH_SUPPORT
385 #define CONFIG_SPL_SPI_LOAD
386 #define CONFIG_SPL_SPI_BUS              0
387 #define CONFIG_SPL_SPI_CS               0
388 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
389 #define CONFIG_SPL_MUSB_NEW_SUPPORT
390 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
391
392 #define CONFIG_SPL_BOARD_INIT
393
394 #ifdef CONFIG_NAND
395 #define CONFIG_SPL_NAND_AM33XX_BCH
396 #define CONFIG_SPL_NAND_SUPPORT
397 #define CONFIG_SPL_NAND_BASE
398 #define CONFIG_SPL_NAND_DRIVERS
399 #define CONFIG_SPL_NAND_ECC
400 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
401 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
402                                          CONFIG_SYS_NAND_PAGE_SIZE)
403 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
404 #define CONFIG_SYS_NAND_OOBSIZE         64
405 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
406 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
407 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
408                                          10, 11, 12, 13, 14, 15, 16, 17, \
409                                          18, 19, 20, 21, 22, 23, 24, 25, \
410                                          26, 27, 28, 29, 30, 31, 32, 33, \
411                                          34, 35, 36, 37, 38, 39, 40, 41, \
412                                          42, 43, 44, 45, 46, 47, 48, 49, \
413                                          50, 51, 52, 53, 54, 55, 56, 57, }
414
415 #define CONFIG_SYS_NAND_ECCSIZE         512
416 #define CONFIG_SYS_NAND_ECCBYTES        14
417
418 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
419
420 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
421 #endif
422 #endif
423
424 /*
425  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
426  * 64 bytes before this address should be set aside for u-boot.img's
427  * header. That is 0x800FFFC0--0x80100000 should not be used for any
428  * other needs.
429  */
430 #ifdef CONFIG_NOR_BOOT
431 #define CONFIG_SYS_TEXT_BASE            0x08000000
432 #else
433 #define CONFIG_SYS_TEXT_BASE            0x80800000
434 #endif
435 #define CONFIG_SYS_SPL_MALLOC_START     0x80a08000
436 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
437
438 /* Since SPL did pll and ddr initialization for us,
439  * we don't need to do it twice.
440  */
441 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
442 #define CONFIG_SKIP_LOWLEVEL_INIT
443 #endif
444
445 /*
446  * USB configuration
447  */
448 #define CONFIG_USB_MUSB_DSPS
449 #define CONFIG_ARCH_MISC_INIT
450 #define CONFIG_MUSB_GADGET
451 #define CONFIG_MUSB_PIO_ONLY
452 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
453 #define CONFIG_USB_GADGET_DUALSPEED
454 #define CONFIG_USB_GADGET_VBUS_DRAW     2
455 #define CONFIG_MUSB_HOST
456 #define CONFIG_AM335X_USB0
457 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
458 #define CONFIG_AM335X_USB1
459 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
460
461 #ifdef CONFIG_MUSB_HOST
462 #define CONFIG_CMD_USB
463 #define CONFIG_USB_STORAGE
464 #endif
465
466 #ifdef CONFIG_MUSB_GADGET
467 #define CONFIG_USB_ETHER
468 #define CONFIG_USB_ETH_RNDIS
469 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
470 #endif /* CONFIG_MUSB_GADGET */
471
472 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
473 /* disable host part of MUSB in SPL */
474 #undef CONFIG_MUSB_HOST
475 /*
476  * Disable CPSW SPL support so we fit within the 101KiB limit.
477  */
478 #undef CONFIG_SPL_ETH_SUPPORT
479 #endif
480
481 /*
482  * Default to using SPI for environment, etc.
483  * 0x000000 - 0x020000 : SPL (128KiB)
484  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
485  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
486  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
487  * 0x0E0000 - 0x442000 : Linux Kernel
488  * 0x442000 - 0x800000 : Userland
489  */
490 #if defined(CONFIG_SPI_BOOT)
491 #define CONFIG_ENV_IS_IN_SPI_FLASH
492 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
493 #define CONFIG_ENV_SPI_MAX_HZ           CONFIG_SF_DEFAULT_SPEED
494 #define CONFIG_ENV_SECT_SIZE            (4 << 10) /* 4 KB sectors */
495 #define CONFIG_ENV_OFFSET               (768 << 10) /* 768 KiB in */
496 #define CONFIG_ENV_OFFSET_REDUND        (896 << 10) /* 896 KiB in */
497 #define CONFIG_CMD_MTDPARTS
498 #define MTDIDS_DEFAULT                  "nor0=m25p80-flash.0"
499 #define MTDPARTS_DEFAULT                "mtdparts=m25p80-flash.0:128k(SPL)," \
500                                         "512k(u-boot),128k(u-boot-env1)," \
501                                         "128k(u-boot-env2),3464k(kernel)," \
502                                         "-(rootfs)"
503 #endif /* SPI support */
504
505 /* Unsupported features */
506 #undef CONFIG_USE_IRQ
507
508 #define CONFIG_CMD_NET
509 #define CONFIG_CMD_DHCP
510 #define CONFIG_CMD_PING
511 #define CONFIG_DRIVER_TI_CPSW
512 #define CONFIG_MII
513 #define CONFIG_BOOTP_DEFAULT
514 #define CONFIG_BOOTP_DNS
515 #define CONFIG_BOOTP_DNS2
516 #define CONFIG_BOOTP_SEND_HOSTNAME
517 #define CONFIG_BOOTP_GATEWAY
518 #define CONFIG_BOOTP_SUBNETMASK
519 #define CONFIG_NET_RETRY_COUNT         10
520 #define CONFIG_NET_MULTI
521 #define CONFIG_PHY_GIGE
522 #define CONFIG_PHYLIB
523 #define CONFIG_PHY_ADDR                 0
524 #define CONFIG_PHY_SMSC
525
526 /* NAND support */
527 #ifdef CONFIG_NAND
528 #define CONFIG_CMD_NAND
529 #define CONFIG_CMD_MTDPARTS
530 #define CONFIG_NAND_OMAP_GPMC
531 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
532 #define CONFIG_SYS_NAND_BASE            (0x08000000)    /* physical address */
533                                                         /* to access nand at */
534                                                         /* CS0 */
535 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND
536                                                            devices */
537 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT)
538 #define MTDIDS_DEFAULT                  "nand0=omap2-nand.0"
539 #define MTDPARTS_DEFAULT                "mtdparts=omap2-nand.0:128k(SPL)," \
540                                         "128k(SPL.backup1)," \
541                                         "128k(SPL.backup2)," \
542                                         "128k(SPL.backup3),1792k(u-boot)," \
543                                         "128k(u-boot-spl-os)," \
544                                         "128k(u-boot-env),5m(kernel),-(rootfs)"
545 #define CONFIG_ENV_IS_IN_NAND
546 #define CONFIG_ENV_OFFSET               0x260000 /* environment starts here */
547 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
548 #endif
549 #endif
550
551 /*
552  * NOR Size = 16 MiB
553  * Number of Sectors/Blocks = 128
554  * Sector Size = 128 KiB
555  * Word length = 16 bits
556  * Default layout:
557  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
558  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
559  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
560  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
561  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
562  */
563 #if defined(CONFIG_NOR)
564 #undef CONFIG_SYS_NO_FLASH
565 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
566 #define CONFIG_SYS_FLASH_PROTECTION
567 #define CONFIG_SYS_FLASH_CFI
568 #define CONFIG_FLASH_CFI_DRIVER
569 #define CONFIG_FLASH_CFI_MTD
570 #define CONFIG_SYS_MAX_FLASH_SECT       128
571 #define CONFIG_SYS_MAX_FLASH_BANKS      1
572 #define CONFIG_SYS_FLASH_BASE           (0x08000000)
573 #define CONFIG_SYS_FLASH_CFI_WIDTH      FLASH_CFI_16BIT
574 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
575 #ifdef CONFIG_NOR_BOOT
576 #define CONFIG_ENV_IS_IN_FLASH
577 #define CONFIG_ENV_SECT_SIZE            (128 << 10)     /* 128 KiB */
578 #define CONFIG_ENV_OFFSET               (512 << 10)     /* 512 KiB */
579 #define CONFIG_ENV_OFFSET_REDUND        (768 << 10)     /* 768 KiB */
580 #define CONFIG_CMD_MTDPARTS
581 #define MTDIDS_DEFAULT                  "nor0=physmap-flash.0"
582 #define MTDPARTS_DEFAULT                "mtdparts=physmap-flash.0:" \
583                                         "512k(u-boot)," \
584                                         "128k(u-boot-env1)," \
585                                         "128k(u-boot-env2)," \
586                                         "4m(kernel),-(rootfs)"
587 #endif
588 #define CONFIG_MTD_DEVICE
589 #define CONFIG_CMD_FLASH
590 #endif  /* NOR support */
591
592 #endif  /* ! __CONFIG_AM335X_EVM_H */