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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 #define CONFIG_OMAP_COMMON
22
23 #include <asm/arch/omap.h>
24
25 #define CONFIG_DMA_COHERENT
26 #define CONFIG_DMA_COHERENT_SIZE        (1 << 20)
27
28 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB */
29 #define CONFIG_SYS_MALLOC_LEN           (1024 << 10)
30 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
31 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
32 #define CONFIG_SYS_PROMPT               "U-Boot# "
33 #define CONFIG_BOARD_LATE_INIT
34 #define CONFIG_SYS_NO_FLASH
35 #define MACH_TYPE_TIAM335EVM            3589    /* Until the next sync */
36 #define CONFIG_MACH_TYPE                MACH_TYPE_TIAM335EVM
37
38 #define CONFIG_OF_LIBFDT
39 #define CONFIG_CMD_BOOTZ
40 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
41 #define CONFIG_CMDLINE_EDITING
42 #define CONFIG_STACKSIZE                (128 * 1024)
43 #define CONFIG_AUTO_COMPLETE
44 #define CONFIG_SETUP_MEMORY_TAGS
45 #define CONFIG_INITRD_TAG
46
47 /* Custom script for NOR */
48 #define CONFIG_SYS_LDSCRIPT             "board/ti/am335x/u-boot.lds"
49
50 #define CONFIG_SYS_CACHELINE_SIZE       64
51
52 /* commands to include */
53 #include <config_cmd_default.h>
54
55 #define CONFIG_CMD_ASKENV
56 #define CONFIG_VERSION_VARIABLE
57
58 #ifdef CONFIG_NAND
59 #define NANDARGS \
60         "mtdids=" MTDIDS_DEFAULT "\0" \
61         "mtdparts=" MTDPARTS_DEFAULT "\0" \
62         "nandargs=setenv bootargs console=${console} " \
63                 "${optargs} " \
64                 "root=${nandroot} " \
65                 "rootfstype=${nandrootfstype}\0" \
66         "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \
67         "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
68         "nandrootfstype=ubifs rootwait=1\0" \
69         "nandsrcaddr=0x280000\0" \
70                 "nandboot=echo Booting from nand ...; " \
71                 "run nandargs; " \
72                 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
73                 "bootm ${loadaddr}\0" \
74         "nandimgsize=0x500000\0"
75 #else
76 #define NANDARGS ""
77 #endif
78
79 /* set to negative value for no autoboot */
80 #define CONFIG_BOOTDELAY                1
81 #define CONFIG_ENV_VARS_UBOOT_CONFIG
82 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
83 #ifndef CONFIG_SPL_BUILD
84 #define CONFIG_EXTRA_ENV_SETTINGS \
85         "loadaddr=0x80200000\0" \
86         "fdtaddr=0x80F80000\0" \
87         "fdt_high=0xffffffff\0" \
88         "rdaddr=0x81000000\0" \
89         "bootdir=/boot\0" \
90         "bootfile=uImage\0" \
91         "fdtfile=undefined\0" \
92         "console=ttyO0,115200n8\0" \
93         "optargs=\0" \
94         "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \
95         "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \
96         "mmcdev=0\0" \
97         "mmcroot=/dev/mmcblk0p2 ro\0" \
98         "mmcrootfstype=ext4 rootwait\0" \
99         "bootpart=0:2\0" \
100         "rootpath=/export/rootfs\0" \
101         "nfsopts=nolock\0" \
102         "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
103                 "::off\0" \
104         "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
105         "ramrootfstype=ext2\0" \
106         "mmcargs=setenv bootargs console=${console} " \
107                 "${optargs} " \
108                 "root=${mmcroot} " \
109                 "rootfstype=${mmcrootfstype}\0" \
110         "spiroot=/dev/mtdblock4 rw\0" \
111         "spirootfstype=jffs2\0" \
112         "spisrcaddr=0xe0000\0" \
113         "spiimgsize=0x362000\0" \
114         "spibusno=0\0" \
115         "spiargs=setenv bootargs console=${console} " \
116                 "${optargs} " \
117                 "root=${spiroot} " \
118                 "rootfstype=${spirootfstype}\0" \
119         "netargs=setenv bootargs console=${console} " \
120                 "${optargs} " \
121                 "root=/dev/nfs " \
122                 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
123                 "ip=dhcp\0" \
124         "bootenv=uEnv.txt\0" \
125         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
126         "importbootenv=echo Importing environment from mmc ...; " \
127                 "env import -t $loadaddr $filesize\0" \
128         "ramargs=setenv bootargs console=${console} " \
129                 "${optargs} " \
130                 "root=${ramroot} " \
131                 "rootfstype=${ramrootfstype}\0" \
132         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
133         "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
134         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
135         "mmcboot=mmc dev ${mmcdev}; " \
136                 "if mmc rescan; then " \
137                         "echo SD/MMC found on device ${mmcdev};" \
138                         "if run loadbootenv; then " \
139                                 "echo Loaded environment from ${bootenv};" \
140                                 "run importbootenv;" \
141                         "fi;" \
142                         "if test -n $uenvcmd; then " \
143                                 "echo Running uenvcmd ...;" \
144                                 "run uenvcmd;" \
145                         "fi;" \
146                         "if run loaduimage; then " \
147                                 "run loadfdt;" \
148                                 "run mmcargs; " \
149                                 "bootm ${loadaddr} - ${fdtaddr};" \
150                         "fi;" \
151                 "fi;\0" \
152         "spiboot=echo Booting from spi ...; " \
153                 "run spiargs; " \
154                 "sf probe ${spibusno}:0; " \
155                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
156                 "bootm ${loadaddr}\0" \
157         "netboot=echo Booting from network ...; " \
158                 "setenv autoload no; " \
159                 "dhcp; " \
160                 "tftp ${loadaddr} ${bootfile}; " \
161                 "tftp ${fdtaddr} ${fdtfile}; " \
162                 "run netargs; " \
163                 "bootm ${loadaddr} - ${fdtaddr}\0" \
164         "ramboot=echo Booting from ramdisk ...; " \
165                 "run ramargs; " \
166                 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
167         "findfdt="\
168                 "if test $board_name = A335BONE; then " \
169                         "setenv fdtfile am335x-bone.dtb; fi; " \
170                 "if test $board_name = A335BNLT; then " \
171                         "setenv fdtfile am335x-boneblack.dtb; fi; " \
172                 "if test $board_name = A33515BB; then " \
173                         "setenv fdtfile am335x-evm.dtb; fi; " \
174                 "if test $board_name = A335X_SK; then " \
175                         "setenv fdtfile am335x-evmsk.dtb; fi; " \
176                 "if test $fdtfile = undefined; then " \
177                         "echo WARNING: Could not determine device tree to use; fi; \0" \
178         NANDARGS
179 #endif
180
181 #define CONFIG_BOOTCOMMAND \
182         "run findfdt; " \
183         "run mmcboot;" \
184         "setenv mmcdev 1; " \
185         "setenv bootpart 1:2; " \
186         "run mmcboot;" \
187         "run nandboot;"
188
189 /* Clock Defines */
190 #define V_OSCK                          24000000  /* Clock output from T2 */
191 #define V_SCLK                          (V_OSCK)
192
193 #define CONFIG_CMD_ECHO
194
195 /* We set the max number of command args high to avoid HUSH bugs. */
196 #define CONFIG_SYS_MAXARGS              64
197
198 /* Console I/O Buffer Size */
199 #define CONFIG_SYS_CBSIZE               512
200
201 /* Print Buffer Size */
202 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
203                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
204
205 /* Boot Argument Buffer Size */
206 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
207
208 /*
209  * memtest works on 8 MB in DRAM after skipping 32MB from
210  * start addr of ram disk
211  */
212 #define CONFIG_SYS_MEMTEST_START        (PHYS_DRAM_1 + (64 * 1024 * 1024))
213 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START \
214                                         + (8 * 1024 * 1024))
215
216 #define CONFIG_SYS_LOAD_ADDR            0x81000000 /* Default load address */
217
218 #define CONFIG_MMC
219 #define CONFIG_GENERIC_MMC
220 #define CONFIG_OMAP_HSMMC
221 #define CONFIG_CMD_MMC
222 #define CONFIG_DOS_PARTITION
223 #define CONFIG_CMD_FAT
224 #define CONFIG_FAT_WRITE
225 #define CONFIG_CMD_EXT2
226 #define CONFIG_CMD_EXT4
227 #define CONFIG_CMD_FS_GENERIC
228
229 #define CONFIG_SPI
230 #define CONFIG_OMAP3_SPI
231 #define CONFIG_MTD_DEVICE
232 #define CONFIG_SPI_FLASH
233 #define CONFIG_SPI_FLASH_WINBOND
234 #define CONFIG_CMD_SF
235 #define CONFIG_SF_DEFAULT_SPEED         (24000000)
236
237 /* USB Composite download gadget - g_dnl */
238 #define CONFIG_USB_GADGET
239 #define CONFIG_USBDOWNLOAD_GADGET
240
241 /* USB TI's IDs */
242 #define CONFIG_USBD_HS
243 #define CONFIG_G_DNL_VENDOR_NUM 0x0403
244 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00
245 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
246
247 /* USB Device Firmware Update support */
248 #define CONFIG_DFU_FUNCTION
249 #define CONFIG_DFU_MMC
250 #define CONFIG_CMD_DFU
251 #define DFU_ALT_INFO_MMC \
252         "boot part 0 1;" \
253         "rootfs part 0 2;" \
254         "MLO fat 0 1;" \
255         "MLO.raw mmc 100 100;" \
256         "u-boot.img.raw mmc 300 400;" \
257         "spl-os-args.raw mmc 80 80;" \
258         "spl-os-image.raw mmc 900 2000;" \
259         "spl-os-args fat 0 1;" \
260         "spl-os-image fat 0 1;" \
261         "u-boot.img fat 0 1;" \
262         "uEnv.txt fat 0 1"
263 #ifdef CONFIG_NAND
264 #define CONFIG_DFU_NAND
265 #define DFU_ALT_INFO_NAND \
266         "SPL part 0 1;" \
267         "SPL.backup1 part 0 2;" \
268         "SPL.backup2 part 0 3;" \
269         "SPL.backup3 part 0 4;" \
270         "u-boot part 0 5;" \
271         "u-boot-spl-os part 0 6;" \
272         "kernel part 0 8;" \
273         "rootfs part 0 9"
274 #endif
275
276  /* Physical Memory Map */
277 #define CONFIG_NR_DRAM_BANKS            1               /*  1 bank of DRAM */
278 #define PHYS_DRAM_1                     0x80000000      /* DRAM Bank #1 */
279 #define CONFIG_MAX_RAM_BANK_SIZE        (1024 << 20)    /* 1GB */
280
281 #define CONFIG_SYS_SDRAM_BASE           PHYS_DRAM_1
282 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
283                                                 GENERATED_GBL_DATA_SIZE)
284  /* Platform/Board specific defs */
285 #define CONFIG_SYS_TIMERBASE            0x48040000      /* Use Timer2 */
286 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
287 #define CONFIG_SYS_HZ                   1000    /* 1ms clock */
288
289 /* NS16550 Configuration */
290 #define CONFIG_SYS_NS16550
291 #define CONFIG_SYS_NS16550_SERIAL
292 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
293 #define CONFIG_SYS_NS16550_CLK          (48000000)
294 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
295 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
296 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
297 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
298 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
299 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
300
301 /* I2C Configuration */
302 #define CONFIG_I2C
303 #define CONFIG_CMD_I2C
304 #define CONFIG_HARD_I2C
305 #define CONFIG_SYS_I2C_SPEED            100000
306 #define CONFIG_SYS_I2C_SLAVE            1
307 #define CONFIG_I2C_MULTI_BUS
308 #define CONFIG_DRIVER_OMAP24XX_I2C
309 #define CONFIG_CMD_EEPROM
310 #define CONFIG_ENV_EEPROM_IS_ON_I2C
311 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
312 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
313 #define CONFIG_SYS_I2C_MULTI_EEPROMS
314
315 #define CONFIG_OMAP_GPIO
316
317 #define CONFIG_BAUDRATE         115200
318 #define CONFIG_SYS_BAUDRATE_TABLE       { 110, 300, 600, 1200, 2400, \
319 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
320
321 /* CPU */
322 #define CONFIG_ARCH_CPU_INIT
323
324 #define CONFIG_ENV_OVERWRITE            1
325 #define CONFIG_SYS_CONSOLE_INFO_QUIET
326
327 #ifndef CONFIG_NOR_BOOT
328 /* Defines for SPL */
329 #define CONFIG_SPL
330 #define CONFIG_SPL_FRAMEWORK
331 /*
332  * Place the image at the start of the ROM defined image space.
333  * We limit our size to the ROM-defined downloaded image area, and use the
334  * rest of the space for stack.
335  */
336 #define CONFIG_SPL_TEXT_BASE            0x402F0400
337 #define CONFIG_SPL_MAX_SIZE             (0x4030C000 - CONFIG_SPL_TEXT_BASE)
338 #define CONFIG_SPL_STACK                CONFIG_SYS_INIT_SP_ADDR
339
340 #define CONFIG_SPL_OS_BOOT
341
342 #define CONFIG_SPL_BSS_START_ADDR       0x80a00000
343 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
344
345 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
346 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS      0x200 /* 256 KB */
347 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION    1
348 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME        "u-boot.img"
349
350 #ifdef CONFIG_SPL_OS_BOOT
351 /* fat */
352 #define CONFIG_SPL_FAT_LOAD_KERNEL_NAME         "uImage"
353 #define CONFIG_SPL_FAT_LOAD_ARGS_NAME           "args"
354 #define CONFIG_SYS_SPL_ARGS_ADDR                (PHYS_DRAM_1 + 0x100)
355
356 /* raw mmc */
357 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900   /* address 0x120000 */
358 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR   0x80    /* address 0x10000 */
359 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS  0x80    /* 64KiB */
360
361 /* nand */
362 #ifdef CONFIG_NAND
363 #define CONFIG_CMD_SPL_NAND_OFS                 0x240000 /* end of u-boot */
364 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS         0x280000
365 #define CONFIG_CMD_SPL_WRITE_SIZE               0x2000
366 #endif
367
368 /* spl export command */
369 #define CONFIG_CMD_SPL
370 #endif
371
372 #define CONFIG_SPL_MMC_SUPPORT
373 #define CONFIG_SPL_FAT_SUPPORT
374 #define CONFIG_SPL_I2C_SUPPORT
375
376 #define CONFIG_SPL_LIBCOMMON_SUPPORT
377 #define CONFIG_SPL_LIBDISK_SUPPORT
378 #define CONFIG_SPL_LIBGENERIC_SUPPORT
379 #define CONFIG_SPL_SERIAL_SUPPORT
380 #define CONFIG_SPL_GPIO_SUPPORT
381 #define CONFIG_SPL_YMODEM_SUPPORT
382 #define CONFIG_SPL_NET_SUPPORT
383 #define CONFIG_SPL_ENV_SUPPORT
384 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"
385 #define CONFIG_SPL_ETH_SUPPORT
386 #define CONFIG_SPL_SPI_SUPPORT
387 #define CONFIG_SPL_SPI_FLASH_SUPPORT
388 #define CONFIG_SPL_SPI_LOAD
389 #define CONFIG_SPL_SPI_BUS              0
390 #define CONFIG_SPL_SPI_CS               0
391 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
392 #define CONFIG_SPL_MUSB_NEW_SUPPORT
393 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
394
395 #define CONFIG_SPL_BOARD_INIT
396
397 #ifdef CONFIG_NAND
398 #define CONFIG_SPL_NAND_AM33XX_BCH
399 #define CONFIG_SPL_NAND_SUPPORT
400 #define CONFIG_SPL_NAND_BASE
401 #define CONFIG_SPL_NAND_DRIVERS
402 #define CONFIG_SPL_NAND_ECC
403 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
404 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
405                                          CONFIG_SYS_NAND_PAGE_SIZE)
406 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
407 #define CONFIG_SYS_NAND_OOBSIZE         64
408 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
409 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
410 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
411                                          10, 11, 12, 13, 14, 15, 16, 17, \
412                                          18, 19, 20, 21, 22, 23, 24, 25, \
413                                          26, 27, 28, 29, 30, 31, 32, 33, \
414                                          34, 35, 36, 37, 38, 39, 40, 41, \
415                                          42, 43, 44, 45, 46, 47, 48, 49, \
416                                          50, 51, 52, 53, 54, 55, 56, 57, }
417
418 #define CONFIG_SYS_NAND_ECCSIZE         512
419 #define CONFIG_SYS_NAND_ECCBYTES        14
420
421 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
422
423 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
424 #endif
425 #endif
426
427 /*
428  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
429  * 64 bytes before this address should be set aside for u-boot.img's
430  * header. That is 0x800FFFC0--0x80100000 should not be used for any
431  * other needs.
432  */
433 #ifdef CONFIG_NOR_BOOT
434 #define CONFIG_SYS_TEXT_BASE            0x08000000
435 #else
436 #define CONFIG_SYS_TEXT_BASE            0x80800000
437 #endif
438 #define CONFIG_SYS_SPL_MALLOC_START     0x80a08000
439 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
440
441 /* Since SPL did pll and ddr initialization for us,
442  * we don't need to do it twice.
443  */
444 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
445 #define CONFIG_SKIP_LOWLEVEL_INIT
446 #endif
447
448 /*
449  * USB configuration
450  */
451 #define CONFIG_USB_MUSB_DSPS
452 #define CONFIG_ARCH_MISC_INIT
453 #define CONFIG_MUSB_GADGET
454 #define CONFIG_MUSB_PIO_ONLY
455 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
456 #define CONFIG_USB_GADGET_DUALSPEED
457 #define CONFIG_USB_GADGET_VBUS_DRAW     2
458 #define CONFIG_MUSB_HOST
459 #define CONFIG_AM335X_USB0
460 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
461 #define CONFIG_AM335X_USB1
462 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
463
464 #ifdef CONFIG_MUSB_HOST
465 #define CONFIG_CMD_USB
466 #define CONFIG_USB_STORAGE
467 #endif
468
469 #ifdef CONFIG_MUSB_GADGET
470 #define CONFIG_USB_ETHER
471 #define CONFIG_USB_ETH_RNDIS
472 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
473 #endif /* CONFIG_MUSB_GADGET */
474
475 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
476 /* disable host part of MUSB in SPL */
477 #undef CONFIG_MUSB_HOST
478 /*
479  * Disable CPSW SPL support so we fit within the 101KiB limit.
480  */
481 #undef CONFIG_SPL_ETH_SUPPORT
482 #endif
483
484 /*
485  * Default to using SPI for environment, etc.
486  * 0x000000 - 0x020000 : SPL (128KiB)
487  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
488  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
489  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
490  * 0x0E0000 - 0x442000 : Linux Kernel
491  * 0x442000 - 0x800000 : Userland
492  */
493 #if defined(CONFIG_SPI_BOOT)
494 #define CONFIG_ENV_IS_IN_SPI_FLASH
495 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
496 #define CONFIG_ENV_SPI_MAX_HZ           CONFIG_SF_DEFAULT_SPEED
497 #define CONFIG_ENV_SECT_SIZE            (4 << 10) /* 4 KB sectors */
498 #define CONFIG_ENV_OFFSET               (768 << 10) /* 768 KiB in */
499 #define CONFIG_ENV_OFFSET_REDUND        (896 << 10) /* 896 KiB in */
500 #define CONFIG_CMD_MTDPARTS
501 #define MTDIDS_DEFAULT                  "nor0=m25p80-flash.0"
502 #define MTDPARTS_DEFAULT                "mtdparts=m25p80-flash.0:128k(SPL)," \
503                                         "512k(u-boot),128k(u-boot-env1)," \
504                                         "128k(u-boot-env2),3464k(kernel)," \
505                                         "-(rootfs)"
506 #elif defined(CONFIG_EMMC_BOOT)
507 #undef CONFIG_ENV_IS_NOWHERE
508 #define CONFIG_ENV_IS_IN_MMC
509 #define CONFIG_SYS_MMC_ENV_DEV          1
510 #define CONFIG_SYS_MMC_ENV_PART         2
511 #endif
512
513 /* Unsupported features */
514 #undef CONFIG_USE_IRQ
515
516 #define CONFIG_CMD_NET
517 #define CONFIG_CMD_DHCP
518 #define CONFIG_CMD_PING
519 #define CONFIG_DRIVER_TI_CPSW
520 #define CONFIG_MII
521 #define CONFIG_BOOTP_DEFAULT
522 #define CONFIG_BOOTP_DNS
523 #define CONFIG_BOOTP_DNS2
524 #define CONFIG_BOOTP_SEND_HOSTNAME
525 #define CONFIG_BOOTP_GATEWAY
526 #define CONFIG_BOOTP_SUBNETMASK
527 #define CONFIG_NET_RETRY_COUNT         10
528 #define CONFIG_NET_MULTI
529 #define CONFIG_PHY_GIGE
530 #define CONFIG_PHYLIB
531 #define CONFIG_PHY_ADDR                 0
532 #define CONFIG_PHY_SMSC
533
534 /* NAND support */
535 #ifdef CONFIG_NAND
536 #define CONFIG_CMD_NAND
537 #define CONFIG_CMD_MTDPARTS
538 #define CONFIG_NAND_OMAP_GPMC
539 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
540 #define CONFIG_SYS_NAND_BASE            (0x08000000)    /* physical address */
541                                                         /* to access nand at */
542                                                         /* CS0 */
543 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND
544                                                            devices */
545 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT)
546 #define MTDIDS_DEFAULT                  "nand0=omap2-nand.0"
547 #define MTDPARTS_DEFAULT                "mtdparts=omap2-nand.0:128k(SPL)," \
548                                         "128k(SPL.backup1)," \
549                                         "128k(SPL.backup2)," \
550                                         "128k(SPL.backup3),1792k(u-boot)," \
551                                         "128k(u-boot-spl-os)," \
552                                         "128k(u-boot-env),5m(kernel),-(rootfs)"
553 #define CONFIG_ENV_IS_IN_NAND
554 #define CONFIG_ENV_OFFSET               0x260000 /* environment starts here */
555 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
556 #endif
557 #endif
558
559 /*
560  * NOR Size = 16 MiB
561  * Number of Sectors/Blocks = 128
562  * Sector Size = 128 KiB
563  * Word length = 16 bits
564  * Default layout:
565  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
566  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
567  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
568  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
569  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
570  */
571 #if defined(CONFIG_NOR)
572 #undef CONFIG_SYS_NO_FLASH
573 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
574 #define CONFIG_SYS_FLASH_PROTECTION
575 #define CONFIG_SYS_FLASH_CFI
576 #define CONFIG_FLASH_CFI_DRIVER
577 #define CONFIG_FLASH_CFI_MTD
578 #define CONFIG_SYS_MAX_FLASH_SECT       128
579 #define CONFIG_SYS_MAX_FLASH_BANKS      1
580 #define CONFIG_SYS_FLASH_BASE           (0x08000000)
581 #define CONFIG_SYS_FLASH_CFI_WIDTH      FLASH_CFI_16BIT
582 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
583 #ifdef CONFIG_NOR_BOOT
584 #define CONFIG_ENV_IS_IN_FLASH
585 #define CONFIG_ENV_SECT_SIZE            (128 << 10)     /* 128 KiB */
586 #define CONFIG_ENV_OFFSET               (512 << 10)     /* 512 KiB */
587 #define CONFIG_ENV_OFFSET_REDUND        (768 << 10)     /* 768 KiB */
588 #define CONFIG_CMD_MTDPARTS
589 #define MTDIDS_DEFAULT                  "nor0=physmap-flash.0"
590 #define MTDPARTS_DEFAULT                "mtdparts=physmap-flash.0:" \
591                                         "512k(u-boot)," \
592                                         "128k(u-boot-env1)," \
593                                         "128k(u-boot-env2)," \
594                                         "4m(kernel),-(rootfs)"
595 #endif
596 #define CONFIG_MTD_DEVICE
597 #define CONFIG_CMD_FLASH
598 #endif  /* NOR support */
599
600 #endif  /* ! __CONFIG_AM335X_EVM_H */