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