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1 /*
2 * bav335x.h
3 *
4 * Copyright (c) 2012-2014 Birdland Audio - http://birdland.com/oem
5 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation version 2.
10 *
11 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
12 * kind, whether express or implied; without even the implied warranty
13 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 */
16
17 #ifndef __CONFIG_BAV335X_H
18 #define __CONFIG_BAV335X_H
19
20 #include <configs/ti_am335x_common.h>
21 #define CONFIG_ENV_IS_NOWHERE
22
23 #ifndef CONFIG_SPL_BUILD
24 # define CONFIG_TIMESTAMP
25 # define CONFIG_LZO
26 # ifdef CONFIG_ENABLE_VBOOT
27 # endif
28 #endif
29
30 #define CONFIG_SYS_BOOTM_LEN (16 << 20)
31
32 #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM
33
34 /* Clock Defines */
35 #define V_OSCK 24000000 /* Clock output from T2 */
36 #define V_SCLK (V_OSCK)
37
38 /* Custom script for NOR */
39 #define CONFIG_SYS_LDSCRIPT "board/birdland/bav335x/u-boot.lds"
40
41 /* Always 128 KiB env size */
42 #define CONFIG_ENV_SIZE (128 << 10)
43
44 #ifdef CONFIG_NAND
45 #define NANDARGS \
46 "mtdids=" MTDIDS_DEFAULT "\0" \
47 "mtdparts=" MTDPARTS_DEFAULT "\0" \
48 "nandargs=setenv bootargs console=${console} " \
49 "${optargs} " \
50 "root=${nandroot} " \
51 "rootfstype=${nandrootfstype}\0" \
52 "nandroot=ubi0:rootfs rw ubi.mtd=9,2048\0" \
53 "nandrootfstype=ubifs rootwait=1\0" \
54 "nandboot=echo Booting from nand ...; " \
55 "run nandargs; " \
56 "nand read ${fdtaddr} u-boot-spl-os; " \
57 "nand read ${loadaddr} kernel; " \
58 "bootz ${loadaddr} - ${fdtaddr}\0"
59 #else
60 #define NANDARGS ""
61 #endif
62
63 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
64
65 #ifndef CONFIG_SPL_BUILD
66 #define CONFIG_EXTRA_ENV_SETTINGS \
67 DEFAULT_LINUX_BOOT_ENV \
68 "boot_fdt=try\0" \
69 "bootpart=0:2\0" \
70 "bootdir=\0" \
71 "fdtdir=/dtbs\0" \
72 "bootfile=zImage\0" \
73 "fdtfile=undefined\0" \
74 "console=ttyO0,115200n8\0" \
75 "loadaddr=0x82000000\0" \
76 "fdtaddr=0x88000000\0" \
77 "rdaddr=0x88080000\0" \
78 "initrd_high=0xffffffff\0" \
79 "fdt_high=0xffffffff\0" \
80 "partitions=" \
81 "uuid_disk=${uuid_gpt_disk};" \
82 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
83 "optargs=\0" \
84 "cmdline=\0" \
85 "mmcdev=0\0" \
86 "mmcpart=1\0" \
87 "mmcroot=/dev/mmcblk0p2 ro\0" \
88 "mmcrootfstype=ext4 rootwait fixrtc\0" \
89 "rootpath=/export/rootfs\0" \
90 "nfsopts=nolock\0" \
91 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off\0" \
92 "ramroot=/dev/ram0 rw\0" \
93 "ramrootfstype=ext2\0" \
94 "mmcargs=setenv bootargs console=${console} ${optargs} " \
95 "root=${mmcroot} rootfstype=${mmcrootfstype} ${cmdline}\0" \
96 "server_ip=192.168.1.100\0" \
97 "gw_ip=192.168.1.1\0" \
98 "netmask=255.255.255.0\0" \
99 "hostname=\0" \
100 "device=eth0\0" \
101 "autoconf=off\0" \
102 "root_dir=/home/userid/targetNFS\0" \
103 "nfs_options=,vers=3\0" \
104 "nfsrootfstype=ext4 rootwait fixrtc\0" \
105 "nfsargs=setenv bootargs console=${console} ${optargs} " \
106 "root=/dev/nfs rw rootfstype=${nfsrootfstype} " \
107 "nfsroot=${nfsroot} ip=${ip} ${cmdline}\0" \
108 "netargs=setenv bootargs console=${console} " \
109 "${optargs} root=/dev/nfs " \
110 "nfsroot=${serverip}:${rootpath},${nfsopts} rw ip=dhcp\0" \
111 "bootenv=uEnv.txt\0" \
112 "script=boot.scr\0" \
113 "scriptfile=${script}\0" \
114 "loadbootscript=load mmc ${bootpart} ${loadaddr} ${scriptfile};\0" \
115 "bootscript=echo Running bootscript from mmc${bootpart} ...; " \
116 "source ${loadaddr}\0" \
117 "loadbootenv=load mmc ${bootpart} ${loadaddr} ${bootenv}\0" \
118 "importbootenv=echo Importing environment from mmc ...; " \
119 "env import -t -r $loadaddr $filesize\0" \
120 "ramargs=setenv bootargs console=${console} " \
121 "${optargs} root=${ramroot} rootfstype=${ramrootfstype}\0" \
122 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
123 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
124 "loadrd=load mmc ${bootpart} ${rdaddr} " \
125 "${bootdir}/${rdfile}; setenv rdsize ${filesize}\0" \
126 "loadfdt=echo loading ${fdtdir}/${fdtfile} ...; " \
127 "load mmc ${bootpart} ${fdtaddr} ${fdtdir}/${fdtfile}\0" \
128 "mmcboot=mmc dev ${mmcdev}; " \
129 "if mmc rescan; then " \
130 "gpio set 54;" \
131 "setenv bootpart ${mmcdev}:1; " \
132 "if test -e mmc ${bootpart} /etc/fstab; then " \
133 "setenv mmcpart 1;" \
134 "fi; " \
135 "echo Checking for: /uEnv.txt ...;" \
136 "if test -e mmc ${bootpart} /uEnv.txt; then " \
137 "if run loadbootenv; then " \
138 "gpio set 55;" \
139 "echo Loaded environment from ${bootenv};" \
140 "run importbootenv;" \
141 "fi;" \
142 "echo Checking if uenvcmd is set ...;" \
143 "if test -n ${uenvcmd}; then " \
144 "gpio set 56; " \
145 "echo Running uenvcmd ...;" \
146 "run uenvcmd;" \
147 "fi;" \
148 "echo Checking if client_ip is set ...;" \
149 "if test -n ${client_ip}; then " \
150 "if test -n ${dtb}; then " \
151 "setenv fdtfile ${dtb};" \
152 "echo using ${fdtfile} ...;" \
153 "fi;" \
154 "gpio set 56; " \
155 "if test -n ${uname_r}; then " \
156 "echo Running nfsboot_uname_r ...;" \
157 "run nfsboot_uname_r;" \
158 "fi;" \
159 "echo Running nfsboot ...;" \
160 "run nfsboot;" \
161 "fi;" \
162 "fi; " \
163 "echo Checking for: /${script} ...;" \
164 "if test -e mmc ${bootpart} /${script}; then " \
165 "gpio set 55;" \
166 "setenv scriptfile ${script};" \
167 "run loadbootscript;" \
168 "echo Loaded script from ${scriptfile};" \
169 "gpio set 56; " \
170 "run bootscript;" \
171 "fi; " \
172 "echo Checking for: /boot/${script} ...;" \
173 "if test -e mmc ${bootpart} /boot/${script}; then " \
174 "gpio set 55;" \
175 "setenv scriptfile /boot/${script};" \
176 "run loadbootscript;" \
177 "echo Loaded script from ${scriptfile};" \
178 "gpio set 56; " \
179 "run bootscript;" \
180 "fi; " \
181 "echo Checking for: /boot/uEnv.txt ...;" \
182 "for i in 1 2 3 4 5 6 7 ; do " \
183 "setenv mmcpart ${i};" \
184 "setenv bootpart ${mmcdev}:${mmcpart};" \
185 "if test -e mmc ${bootpart} /boot/uEnv.txt; then " \
186 "gpio set 55;" \
187 "load mmc ${bootpart} ${loadaddr} " \
188 "/boot/uEnv.txt;" \
189 "env import -t ${loadaddr} ${filesize};" \
190 "echo Loaded environment from /boot/uEnv.txt;" \
191 "if test -n ${dtb}; then " \
192 "setenv fdtfile ${dtb};" \
193 "echo Using: dtb=${fdtfile} ...;" \
194 "fi;" \
195 "echo Checking if uname_r is set in " \
196 "/boot/uEnv.txt...;" \
197 "if test -n ${uname_r}; then " \
198 "gpio set 56; " \
199 "echo Running uname_boot ...;" \
200 "setenv mmcroot /dev/mmcblk${mmcdev}" \
201 "p${mmcpart} ro;" \
202 "run uname_boot;" \
203 "fi;" \
204 "fi;" \
205 "done;" \
206 "fi;\0" \
207 "netboot=echo Booting from network ...; " \
208 "setenv autoload no; " \
209 "dhcp; " \
210 "tftp ${loadaddr} ${bootfile}; " \
211 "tftp ${fdtaddr} ${fdtfile}; " \
212 "run netargs; " \
213 "bootz ${loadaddr} - ${fdtaddr}\0" \
214 "nfsboot=echo Booting from ${server_ip} ...; " \
215 "setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \
216 "setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \
217 ":${device}:${autoconf}; " \
218 "setenv autoload no; " \
219 "setenv serverip ${server_ip}; " \
220 "setenv ipaddr ${client_ip}; " \
221 "tftp ${loadaddr} ${bootfile}; " \
222 "tftp ${fdtaddr} dtbs/${fdtfile}; " \
223 "run nfsargs; " \
224 "bootz ${loadaddr} - ${fdtaddr}\0" \
225 "nfsboot_uname_r=echo Booting from ${server_ip} ...; " \
226 "setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \
227 "setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \
228 ":${device}:${autoconf}; " \
229 "setenv autoload no; " \
230 "setenv serverip ${server_ip}; " \
231 "setenv ipaddr ${client_ip}; " \
232 "tftp ${loadaddr} vmlinuz-${uname_r}; " \
233 "tftp ${fdtaddr} dtbs/${uname_r}/${fdtfile}; " \
234 "run nfsargs; " \
235 "bootz ${loadaddr} - ${fdtaddr}\0" \
236 "ramboot=echo Booting from ramdisk ...; " \
237 "run ramargs; " \
238 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
239 "findfdt="\
240 "if test $board_rev = B; then " \
241 "setenv fdtfile birdland_bav335b.dtb; " \
242 "setenv fdtbase am335x-boneblack; fi; " \
243 "if test $board_rev = A; then " \
244 "setenv fdtfile birdland_bav335a.dtb; " \
245 "setenv fdtbase am335x-boneblack; fi; " \
246 "if test $fdtfile = undefined; then " \
247 "echo WARNING: Could not determine device tree to use; fi; \0" \
248 "uname_boot="\
249 "setenv bootdir /boot; " \
250 "setenv bootfile vmlinuz-${uname_r}; " \
251 "if test -e mmc ${bootpart} ${bootdir}/${bootfile}; then " \
252 "echo loading ${bootdir}/${bootfile} ...; "\
253 "run loadimage;" \
254 "setenv fdtdir /boot/dtbs/${uname_r}; " \
255 "if test -e mmc ${bootpart} ${fdtdir}/${fdtfile}; then " \
256 "run loadfdt;" \
257 "else " \
258 "setenv fdtdir /lib/firmware/${uname_r}/device-tree; " \
259 "if test -e mmc ${bootpart} ${fdtdir}/" \
260 "${fdtfile}; then " \
261 "run loadfdt;" \
262 "else " \
263 "setenv fdtdir /boot/dtb-${uname_r}; " \
264 "if test -e mmc ${bootpart} ${fdtdir}" \
265 "/${fdtfile}; then " \
266 "run loadfdt;" \
267 "else " \
268 "setenv fdtdir /boot/dtbs; " \
269 "if test -e mmc ${bootpart} ${fdtdir}" \
270 "/${fdtfile}; then " \
271 "run loadfdt;" \
272 "else " \
273 "echo; echo unable to find " \
274 "[${fdtfile}] " \
275 "did you name it correctly?" \
276 "echo booting fallback " \
277 "[/boot/dtbs/" \
278 "${uname_r}" \
279 "/${fdtbase}.dtb]...;" \
280 "setenv fdtdir /boot/dtbs/" \
281 "${uname_r}; " \
282 "setenv fdtfile " \
283 "${fdtbase}.dtb; " \
284 "run loadfdt;" \
285 "fi;" \
286 "fi;" \
287 "fi;" \
288 "fi;" \
289 "fi; " \
290 "setenv rdfile initrd.img-${uname_r}; " \
291 "if test -e mmc ${bootpart} ${bootdir}/${rdfile}; then " \
292 "echo loading ${bootdir}/${rdfile} ...; "\
293 "run loadrd;" \
294 "if test -n ${uuid}; then " \
295 "setenv mmcroot UUID=${uuid} ro;" \
296 "fi;" \
297 "run mmcargs;" \
298 "echo debug: [${bootargs}] ... ;" \
299 "echo debug: [bootz ${loadaddr} ${rdaddr}:${rdsize} " \
300 "${fdtaddr}] ... ;" \
301 "bootz ${loadaddr} ${rdaddr}:${rdsize} ${fdtaddr}; " \
302 "else " \
303 "run mmcargs;" \
304 "echo debug: [${bootargs}] ... ;" \
305 "echo debug: [bootz ${loadaddr} - ${fdtaddr}] ... ;" \
306 "bootz ${loadaddr} - ${fdtaddr}; " \
307 "fi;" \
308 "fi;\0" \
309 NANDARGS \
310 DFUARGS
311 #endif
312
313 #define CONFIG_BOOTCOMMAND \
314 "gpio set 53; " \
315 "i2c mw 0x24 1 0x3e; " \
316 "run findfdt; " \
317 "setenv mmcdev 0; " \
318 "setenv bootpart 0:1; " \
319 "run mmcboot;" \
320 "gpio clear 56; " \
321 "gpio clear 55; " \
322 "gpio clear 54; " \
323 "setenv mmcdev 1; " \
324 "setenv bootpart 1:1; " \
325 "run mmcboot;"
326
327 /* NS16550 Configuration */
328 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */
329 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
330 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
331 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
332 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
333 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
334 #define CONFIG_BAUDRATE 115200
335
336 #define CONFIG_CMD_EEPROM
337 #define CONFIG_ENV_EEPROM_IS_ON_I2C
338 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
339 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
340
341 /* PMIC support */
342 #define CONFIG_POWER_TPS65217
343 #define CONFIG_POWER_TPS65910
344
345 /* SPL */
346 #ifndef CONFIG_NOR_BOOT
347 /* Bootcount using the RTC block */
348 #define CONFIG_BOOTCOUNT_LIMIT
349 #define CONFIG_BOOTCOUNT_AM33XX
350 #define CONFIG_SYS_BOOTCOUNT_BE
351
352 /* USB gadget RNDIS */
353
354 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/am33xx/u-boot-spl.lds"
355 #endif
356
357 #ifdef CONFIG_NAND
358 /* NAND: device related configs */
359 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
360 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
361 CONFIG_SYS_NAND_PAGE_SIZE)
362 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
363 #define CONFIG_SYS_NAND_OOBSIZE 64
364 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
365 /* NAND: driver related configs */
366 #define CONFIG_NAND_OMAP_GPMC
367 #define CONFIG_NAND_OMAP_ELM
368 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
369 #define CONFIG_SYS_NAND_ECCPOS { \
370 2, 3, 4, 5, 6, 7, 8, 9, \
371 10, 11, 12, 13, 14, 15, 16, 17, \
372 18, 19, 20, 21, 22, 23, 24, 25, \
373 26, 27, 28, 29, 30, 31, 32, 33, \
374 34, 35, 36, 37, 38, 39, 40, 41, \
375 42, 43, 44, 45, 46, 47, 48, 49, \
376 50, 51, 52, 53, 54, 55, 56, 57, }
377
378 #define CONFIG_SYS_NAND_ECCSIZE 512
379 #define CONFIG_SYS_NAND_ECCBYTES 14
380 #define CONFIG_SYS_NAND_ONFI_DETECTION
381 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
382 #define MTDIDS_DEFAULT "nand0=nand.0"
383 #define MTDPARTS_DEFAULT \
384 "mtdparts=nand.0:" \
385 "128k(NAND.SPL)," \
386 "128k(NAND.SPL.backup1)," \
387 "128k(NAND.SPL.backup2)," \
388 "128k(NAND.SPL.backup3)," \
389 "256k(NAND.u-boot-spl-os)," \
390 "1m(NAND.u-boot)," \
391 "128k(NAND.u-boot-env)," \
392 "128k(NAND.u-boot-env.backup1)," \
393 "8m(NAND.kernel)," \
394 "-(NAND.rootfs)"
395 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000
396 #undef CONFIG_ENV_IS_NOWHERE
397 #define CONFIG_ENV_IS_IN_NAND
398 #define CONFIG_ENV_OFFSET 0x001c0000
399 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000
400 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE
401 /* NAND: SPL related configs */
402 #ifdef CONFIG_SPL_NAND_SUPPORT
403 #define CONFIG_SPL_NAND_AM33XX_BCH
404 #endif
405 #ifdef CONFIG_SPL_OS_BOOT
406 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */
407 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
408 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000
409 #endif
410 #endif /* !CONFIG_NAND */
411
412 /*
413 * For NOR boot, we must set this to the start of where NOR is mapped
414 * in memory.
415 */
416 #ifdef CONFIG_NOR_BOOT
417 #define CONFIG_SYS_TEXT_BASE 0x08000000
418 #endif
419
420 /*
421 * USB configuration. We enable MUSB support, both for host and for
422 * gadget. We set USB0 as peripheral and USB1 as host, based on the
423 * board schematic and physical port wired to each. Then for host we
424 * add mass storage support and for gadget we add both RNDIS ethernet
425 * and DFU.
426 */
427 #define CONFIG_USB_MUSB_DSPS
428 #define CONFIG_USB_MUSB_PIO_ONLY
429 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
430 #define CONFIG_AM335X_USB0
431 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
432 #define CONFIG_AM335X_USB1
433 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
434
435 #ifndef CONFIG_SPL_USBETH_SUPPORT
436 /* Fastboot */
437 #define CONFIG_USB_FUNCTION_FASTBOOT
438 #define CONFIG_CMD_FASTBOOT
439 #define CONFIG_ANDROID_BOOT_IMAGE
440 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR
441 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000
442
443 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1
444 #endif
445
446 #ifdef CONFIG_USB_MUSB_GADGET
447 #define CONFIG_USB_FUNCTION_MASS_STORAGE
448 #endif /* CONFIG_USB_MUSB_GADGET */
449
450 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
451 /* disable host part of MUSB in SPL */
452 /* disable EFI partitions and partition UUID support */
453 #endif
454
455 /* USB Device Firmware Update support */
456 #ifndef CONFIG_SPL_BUILD
457 #define DFU_ALT_INFO_MMC \
458 "dfu_alt_info_mmc=" \
459 "boot part 0 1;" \
460 "rootfs part 0 2;" \
461 "MLO fat 0 1;" \
462 "MLO.raw raw 0x100 0x100;" \
463 "u-boot.img.raw raw 0x300 0x400;" \
464 "spl-os-args.raw raw 0x80 0x80;" \
465 "spl-os-image.raw raw 0x900 0x2000;" \
466 "spl-os-args fat 0 1;" \
467 "spl-os-image fat 0 1;" \
468 "u-boot.img fat 0 1;" \
469 "uEnv.txt fat 0 1\0"
470 #ifdef CONFIG_NAND
471 #define DFU_ALT_INFO_NAND \
472 "dfu_alt_info_nand=" \
473 "SPL part 0 1;" \
474 "SPL.backup1 part 0 2;" \
475 "SPL.backup2 part 0 3;" \
476 "SPL.backup3 part 0 4;" \
477 "u-boot part 0 5;" \
478 "u-boot-spl-os part 0 6;" \
479 "kernel part 0 8;" \
480 "rootfs part 0 9\0"
481 #else
482 #define DFU_ALT_INFO_NAND ""
483 #endif
484 #define DFU_ALT_INFO_RAM \
485 "dfu_alt_info_ram=" \
486 "kernel ram 0x80200000 0xD80000;" \
487 "fdt ram 0x80F80000 0x80000;" \
488 "ramdisk ram 0x81000000 0x4000000\0"
489 #define DFUARGS \
490 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \
491 DFU_ALT_INFO_MMC \
492 DFU_ALT_INFO_RAM \
493 DFU_ALT_INFO_NAND
494 #endif
495
496 /*
497 * Default to using SPI for environment, etc.
498 * 0x000000 - 0x020000 : SPL (128KiB)
499 * 0x020000 - 0x0A0000 : U-Boot (512KiB)
500 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
501 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
502 * 0x0E0000 - 0x442000 : Linux Kernel
503 * 0x442000 - 0x800000 : Userland
504 */
505 #if defined(CONFIG_SPI_BOOT)
506 /* SPL related */
507 #define CONFIG_SPL_SPI_LOAD
508 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
509
510 #define CONFIG_ENV_IS_IN_SPI_FLASH
511 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
512 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
513 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */
514 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */
515 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */
516 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0"
517 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \
518 "512k(u-boot),128k(u-boot-env1)," \
519 "128k(u-boot-env2),3464k(kernel)," \
520 "-(rootfs)"
521 #elif defined(CONFIG_EMMC_BOOT)
522 #undef CONFIG_ENV_IS_NOWHERE
523 #define CONFIG_ENV_IS_IN_MMC
524 #define CONFIG_SYS_MMC_ENV_DEV 1
525 #define CONFIG_SYS_MMC_ENV_PART 2
526 #define CONFIG_ENV_OFFSET 0x0
527 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
528 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
529 #endif
530
531 /* SPI flash. */
532 #define CONFIG_SF_DEFAULT_SPEED 24000000
533
534 /* Network. */
535 #define CONFIG_PHY_GIGE
536 #define CONFIG_PHYLIB
537 #define CONFIG_PHY_SMSC
538
539 /*
540 * NOR Size = 16 MiB
541 * Number of Sectors/Blocks = 128
542 * Sector Size = 128 KiB
543 * Word length = 16 bits
544 * Default layout:
545 * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
546 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
547 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
548 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
549 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
550 */
551 #if defined(CONFIG_NOR)
552 #undef CONFIG_SYS_NO_FLASH
553 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
554 #define CONFIG_SYS_FLASH_PROTECTION
555 #define CONFIG_SYS_FLASH_CFI
556 #define CONFIG_FLASH_CFI_DRIVER
557 #define CONFIG_FLASH_CFI_MTD
558 #define CONFIG_SYS_MAX_FLASH_SECT 128
559 #define CONFIG_SYS_MAX_FLASH_BANKS 1
560 #define CONFIG_SYS_FLASH_BASE (0x08000000)
561 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
562 #define CONFIG_SYS_FLASH_SIZE 0x01000000
563 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
564 /* Reduce SPL size by removing unlikey targets */
565 #ifdef CONFIG_NOR_BOOT
566 #define CONFIG_ENV_IS_IN_FLASH
567 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
568 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */
569 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */
570 #define MTDIDS_DEFAULT "nor0=physmap-flash.0"
571 #define MTDPARTS_DEFAULT \
572 "mtdparts=physmap-flash.0:" \
573 "512k(u-boot)," \
574 "128k(u-boot-env1)," \
575 "128k(u-boot-env2)," \
576 "4m(kernel),-(rootfs)"
577 #endif
578 #endif /* NOR support */
579
580 #endif /* ! __CONFIG_AM335X_EVM_H */