xref: /openbmc/u-boot/include/configs/siemens-am33x-common.h (revision 11bd5e7b62070c7ca0188230edc4c5e7fdfe1349)
1 /*
2  * siemens am33x common board options
3  * (C) Copyright 2013 Siemens Schweiz AG
4  * (C) Heiko Schocher, DENX Software Engineering, hs@denx.de.
5  *
6  * Based on:
7  * U-Boot file:/include/configs/am335x_evm.h
8  *
9  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
10  *
11  * SPDX-License-Identifier:	GPL-2.0+
12  */
13 
14 #ifndef __CONFIG_SIEMENS_AM33X_COMMON_H
15 #define __CONFIG_SIEMENS_AM33X_COMMON_H
16 
17 #define CONFIG_AM33XX
18 #define CONFIG_OMAP
19 
20 #include <asm/arch/omap.h>
21 
22 #define CONFIG_DMA_COHERENT
23 #define CONFIG_DMA_COHERENT_SIZE	(1 << 20)
24 
25 #define CONFIG_ENV_SIZE			(0x2000)
26 #define CONFIG_SYS_MALLOC_LEN		(16 * 1024 * 1024)
27 #define CONFIG_SYS_LONGHELP		/* undef to save memory */
28 #define CONFIG_SYS_NO_FLASH
29 #ifdef CONFIG_SIEMENS_MACH_TYPE
30 #define CONFIG_MACH_TYPE		CONFIG_SIEMENS_MACH_TYPE
31 #endif
32 
33 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
34 #define CONFIG_SETUP_MEMORY_TAGS
35 #define CONFIG_INITRD_TAG
36 
37 /* commands to include */
38 
39 #define CONFIG_ENV_VARS_UBOOT_CONFIG
40 #ifndef CONFIG_SPL_BUILD
41 #define CONFIG_ROOTPATH		"/opt/eldk"
42 #endif
43 
44 #define CONFIG_ENV_OVERWRITE		1
45 #define CONFIG_ENV_IS_NOWHERE
46 
47 #define CONFIG_SYS_LONGHELP
48 #define CONFIG_CMDLINE_EDITING
49 #define CONFIG_AUTO_COMPLETE
50 #define CONFIG_SYS_AUTOLOAD	"yes"
51 
52 /* Clock Defines */
53 #define V_OSCK				24000000  /* Clock output from T2 */
54 #define V_SCLK				(V_OSCK)
55 
56 /* We set the max number of command args high to avoid HUSH bugs. */
57 #define CONFIG_SYS_MAXARGS		32
58 
59 /* Console I/O Buffer Size */
60 #define CONFIG_SYS_CBSIZE		1024
61 
62 /* Print Buffer Size */
63 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE \
64 					+ sizeof(CONFIG_SYS_PROMPT) + 16)
65 
66 /* Boot Argument Buffer Size */
67 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
68 
69 /*
70  * memtest works on 8 MB in DRAM after skipping 32MB from
71  * start addr of ram disk
72  */
73 #define CONFIG_SYS_MEMTEST_START	(PHYS_DRAM_1 + (64 * 1024 * 1024))
74 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START \
75 					+ (8 * 1024 * 1024))
76 
77 #define CONFIG_SYS_LOAD_ADDR		0x81000000 /* Default load address */
78 
79 #define CONFIG_GENERIC_MMC
80 #define CONFIG_DOS_PARTITION
81 
82 #define CONFIG_SPI
83 #define CONFIG_OMAP3_SPI
84 #define CONFIG_MTD_DEVICE
85 #define CONFIG_SF_DEFAULT_SPEED		(75000000)
86 
87  /* Physical Memory Map */
88 #define CONFIG_NR_DRAM_BANKS		1		/*  1 bank of DRAM */
89 #define PHYS_DRAM_1			0x80000000	/* DRAM Bank #1 */
90 
91 #define CONFIG_SYS_SDRAM_BASE		PHYS_DRAM_1
92 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
93 						GENERATED_GBL_DATA_SIZE)
94  /* Platform/Board specific defs */
95 #define CONFIG_SYS_TIMERBASE		0x48040000	/* Use Timer2 */
96 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
97 
98 /* NS16550 Configuration */
99 #ifdef CONFIG_SPL_BUILD
100 #define CONFIG_SYS_NS16550_SERIAL
101 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
102 #endif
103 #define CONFIG_SYS_NS16550_CLK		(48000000)
104 #define CONFIG_SYS_NS16550_COM1		0x44e09000
105 #define CONFIG_SYS_NS16550_COM4		0x481a6000
106 
107 #define CONFIG_BAUDRATE		115200
108 
109 #define CONFIG_SERIAL1                  1
110 #define CONFIG_CONS_INDEX               1
111 
112 /* I2C Configuration */
113 #define CONFIG_I2C
114 #define CONFIG_SYS_I2C
115 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
116 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
117 #define CONFIG_SYS_I2C_OMAP24XX
118 
119 /* Defines for SPL */
120 #define CONFIG_SPL_FRAMEWORK
121 #define CONFIG_SPL_TEXT_BASE		0x402F0400
122 #define CONFIG_SPL_MAX_SIZE		(SRAM_SCRATCH_SPACE_ADDR - \
123 					 CONFIG_SPL_TEXT_BASE)
124 
125 #define CONFIG_SPL_BSS_START_ADDR	0x80000000
126 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KB */
127 
128 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
129 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME	"u-boot.img"
130 #define CONFIG_FS_FAT
131 
132 #define CONFIG_SPL_SPI_LOAD
133 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000
134 
135 #define CONFIG_SPL_LDSCRIPT		"arch/arm/mach-omap2/am33xx/u-boot-spl.lds"
136 
137 #define CONFIG_SPL_BOARD_INIT
138 #define CONFIG_SPL_NAND_AM33XX_BCH
139 #define CONFIG_SPL_NAND_BASE
140 #define CONFIG_SPL_NAND_DRIVERS
141 #define CONFIG_SPL_NAND_ECC
142 #define CONFIG_SYS_NAND_ONFI_DETECTION
143 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
144 #define CONFIG_SYS_NAND_PAGE_COUNT	(CONFIG_SYS_NAND_BLOCK_SIZE / \
145 					 CONFIG_SYS_NAND_PAGE_SIZE)
146 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
147 #define CONFIG_SYS_NAND_OOBSIZE		64
148 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
149 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
150 #define CONFIG_SYS_NAND_ECCPOS		{ 2, 3, 4, 5, 6, 7, 8, 9, \
151 					 10, 11, 12, 13, 14, 15, 16, 17, \
152 					 18, 19, 20, 21, 22, 23, 24, 25, \
153 					 26, 27, 28, 29, 30, 31, 32, 33, \
154 					 34, 35, 36, 37, 38, 39, 40, 41, \
155 					 42, 43, 44, 45, 46, 47, 48, 49, \
156 					 50, 51, 52, 53, 54, 55, 56, 57, }
157 
158 #define CONFIG_SYS_NAND_ECCSIZE		512
159 #define CONFIG_SYS_NAND_ECCBYTES	14
160 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW
161 
162 #define CONFIG_SYS_NAND_ECCSTEPS	4
163 #define	CONFIG_SYS_NAND_ECCTOTAL	(CONFIG_SYS_NAND_ECCBYTES * \
164 						CONFIG_SYS_NAND_ECCSTEPS)
165 
166 #define	CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
167 
168 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
169 
170 /*
171  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
172  * 64 bytes before this address should be set aside for u-boot.img's
173  * header. That is 0x800FFFC0--0x80100000 should not be used for any
174  * other needs.
175  */
176 #define CONFIG_SYS_TEXT_BASE		0x80100000
177 #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
178 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
179 
180 /*
181  * Since SPL did pll and ddr initialization for us,
182  * we don't need to do it twice.
183  */
184 #ifndef CONFIG_SPL_BUILD
185 #define CONFIG_SKIP_LOWLEVEL_INIT
186 #endif
187 
188 #ifndef CONFIG_SPL_BUILD
189 /*
190  * USB configuration
191  */
192 #define CONFIG_USB_MUSB_DSPS
193 #define CONFIG_USB_MUSB_PIO_ONLY
194 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
195 #undef CONFIG_USB_GADGET_DUALSPEED
196 
197 #define CONFIG_AM335X_USB0
198 #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
199 #define CONFIG_AM335X_USB1
200 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
201 
202 #ifdef CONFIG_USB_MUSB_GADGET
203 #define CONFIG_USB_ETHER
204 #define CONFIG_USB_ETH_RNDIS
205 #define CONFIG_USBNET_HOST_ADDR	"de:ad:be:af:00:00"
206 #endif /* CONFIG_USB_MUSB_GADGET */
207 
208 /* USB DRACO ID as default */
209 #define CONFIG_USBD_HS
210 
211 /* USB Device Firmware Update support */
212 #define CONFIG_SYS_DFU_DATA_BUF_SIZE	(1 << 20)
213 #define DFU_MANIFEST_POLL_TIMEOUT	25000
214 
215 #endif /* CONFIG_SPL_BUILD */
216 
217 /*
218  * Default to using SPI for environment, etc.  We have multiple copies
219  * of SPL as the ROM will check these locations.
220  * 0x0 - 0x20000 : First copy of SPL
221  * 0x20000 - 0x40000 : Second copy of SPL
222  * 0x40000 - 0x60000 : Third copy of SPL
223  * 0x60000 - 0x80000 : Fourth copy of SPL
224  * 0x80000 - 0xDF000 : U-Boot
225  * 0xDF000 - 0xE0000 : U-Boot Environment
226  * 0xE0000 - 0x442000 : Linux Kernel
227  * 0x442000 - 0x800000 : Userland
228  */
229 #if defined(CONFIG_SPI_BOOT)
230 # undef CONFIG_ENV_IS_NOWHERE
231 # define CONFIG_ENV_IS_IN_SPI_FLASH
232 # define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
233 # define CONFIG_ENV_OFFSET		(892 << 10) /* 892 KiB in */
234 # define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
235 #endif /* SPI support */
236 
237 /* Unsupported features */
238 #undef CONFIG_USE_IRQ
239 
240 #define CONFIG_DRIVER_TI_CPSW
241 #define CONFIG_MII
242 #define CONFIG_PHY_GIGE
243 #define CONFIG_PHYLIB
244 #define CONFIG_BOOTP_DEFAULT
245 #define CONFIG_BOOTP_DNS
246 #define CONFIG_BOOTP_DNS2
247 #define CONFIG_BOOTP_SEND_HOSTNAME
248 #define CONFIG_BOOTP_GATEWAY
249 #define CONFIG_BOOTP_SUBNETMASK
250 #define CONFIG_NET_RETRY_COUNT         10
251 
252 #define CONFIG_NAND
253 /* NAND support */
254 #ifdef CONFIG_NAND
255 #define CONFIG_CMD_NAND
256 
257 /* UBI Support */
258 #ifndef CONFIG_SPL_BUILD
259 #define CONFIG_CMD_MTDPARTS
260 #define CONFIG_MTD_PARTITIONS
261 #define CONFIG_MTD_DEVICE
262 #define CONFIG_RBTREE
263 #define CONFIG_LZO
264 #define CONFIG_CMD_UBIFS
265 #endif
266 
267 /* Commen environment */
268 #define CONFIG_PREBOOT
269 #define COMMON_ENV_DFU_ARGS	"dfu_args=run bootargs_defaults;" \
270 				"setenv bootargs ${bootargs};" \
271 				"mtdparts default;" \
272 				"draco_led 1;" \
273 				"dfu 0 nand 0;" \
274 				"draco_led 0;\0" \
275 
276 #define COMMON_ENV_NAND_BOOT \
277 		"nand_boot=echo Booting from nand; " \
278 		"if test ${upgrade_available} -eq 1; then " \
279 			"if test ${bootcount} -gt ${bootlimit}; " \
280 				"then " \
281 				"setenv upgrade_available 0;" \
282 				"setenv ${partitionset_active} true;" \
283 				"if test -n ${A}; then " \
284 					"setenv partitionset_active B; " \
285 					"env delete A; " \
286 				"fi;" \
287 				"if test -n ${B}; then " \
288 					"setenv partitionset_active A; " \
289 					"env delete B; " \
290 				"fi;" \
291 				"saveenv; " \
292 			"fi;" \
293 		"fi;" \
294 		"echo set ${partitionset_active}...;" \
295 		"run nand_args; "
296 
297 #define COMMON_ENV_NAND_CMDS	"flash_self=run nand_boot\0" \
298 				"flash_self_test=setenv testargs test; " \
299 					"run nand_boot\0" \
300 				"dfu_start=echo Preparing for dfu mode ...; " \
301 				"run dfu_args; \0"
302 
303 #define COMMON_ENV_SETTINGS \
304 	"verify=no \0" \
305 	"project_dir=targetdir\0" \
306 	"upgrade_available=0\0" \
307 	"altbootcmd=run bootcmd\0" \
308 	"bootlimit=3\0" \
309 	"partitionset_active=A\0" \
310 	"loadaddr=0x82000000\0" \
311 	"kloadaddr=0x81000000\0" \
312 	"script_addr=0x81900000\0" \
313 	"console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
314 	"nfsopts=nolock rw\0" \
315 	"ip_method=none\0" \
316 	"bootenv=uEnv.txt\0" \
317 	"bootargs_defaults=setenv bootargs " \
318 		"console=${console} " \
319 		"${testargs} " \
320 		"${optargs}\0" \
321 	"siemens_help=echo; "\
322 		"echo Type 'run flash_self' to use kernel and root " \
323 		"filesystem on memory; echo Type 'run flash_self_test' to " \
324 		"use kernel and root filesystem on memory, boot in test " \
325 		"mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
326 		"from memory and root filesystem over NFS; echo Type " \
327 		"'run net_nfs' to get Kernel over TFTP and mount root " \
328 		"filesystem over NFS; " \
329 		"echo Set partitionset_active variable to 'A' " \
330 		"or 'B' to select kernel and rootfs partition; " \
331 		"echo" \
332 		"\0"
333 
334 /*
335  * Variant 1 partition layout
336  * chip-size = 256MiB
337  *|         name |        size |           address area |
338  *-------------------------------------------------------
339  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
340  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
341  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
342  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
343  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
344  *|    uboot.env | 128.000 KiB | 0x  260000..0x  27ffff |
345  *|     kernel_a |   5.000 MiB | 0x  280000..0x  77ffff |
346  *|     kernel_b |   5.000 MiB | 0x  780000..0x  c7ffff |
347  *|      mtdoops |   8.000 MiB | 0x  c80000..0x 147ffff |
348  *|       rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
349  *-------------------------------------------------------
350  */
351 #define MTDIDS_NAME_STR		"omap2-nand.0"
352 #define MTDIDS_DEFAULT		"nand0=" MTDIDS_NAME_STR
353 #define MTDPARTS_DEFAULT_V1	"mtdparts=" MTDIDS_NAME_STR ":" \
354 					"128k(spl),"		\
355 					"128k(spl.backup1),"	\
356 					"128k(spl.backup2),"	\
357 					"128k(spl.backup3),"	\
358 					"1920k(u-boot),"	\
359 					"128k(uboot.env),"	\
360 					"5120k(kernel_a),"	\
361 					"5120k(kernel_b),"	\
362 					"8192k(mtdoops),"	\
363 					"-(rootfs)"
364 
365 #define DFU_ALT_INFO_NAND_V1 \
366 	"spl part 0 1;" \
367 	"spl.backup1 part 0 2;" \
368 	"spl.backup2 part 0 3;" \
369 	"spl.backup3 part 0 4;" \
370 	"u-boot part 0 5;" \
371 	"u-boot.env part 0 6;" \
372 	"kernel_a part 0 7;" \
373 	"kernel_b part 0 8;" \
374 	"rootfs partubi 0 10"
375 
376 #define CONFIG_ENV_SETTINGS_NAND_V1 \
377 	"nand_active_ubi_vol=rootfs_a\0" \
378 	"nand_active_ubi_vol_A=rootfs_a\0" \
379 	"nand_active_ubi_vol_B=rootfs_b\0" \
380 	"nand_root_fs_type=ubifs rootwait=1\0" \
381 	"nand_src_addr=0x280000\0" \
382 	"nand_src_addr_A=0x280000\0" \
383 	"nand_src_addr_B=0x780000\0" \
384 	"nand_args=run bootargs_defaults;" \
385 		"mtdparts default;" \
386 		"setenv ${partitionset_active} true;" \
387 		"if test -n ${A}; then " \
388 			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
389 			"setenv nand_src_addr ${nand_src_addr_A};" \
390 		"fi;" \
391 		"if test -n ${B}; then " \
392 			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
393 			"setenv nand_src_addr ${nand_src_addr_B};" \
394 		"fi;" \
395 		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
396 		"ubi.mtd=9,${ubi_off};" \
397 		"setenv bootargs ${bootargs} " \
398 		"root=${nand_root} noinitrd ${mtdparts} " \
399 		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
400 		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
401 		"=mtdoops\0" \
402 	COMMON_ENV_DFU_ARGS \
403 		"dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
404 	COMMON_ENV_NAND_BOOT \
405 		"nand read.i ${kloadaddr} ${nand_src_addr} " \
406 		"${nand_img_size}; bootm ${kloadaddr}\0" \
407 	COMMON_ENV_NAND_CMDS
408 
409 #define CONFIG_ENV_SETTINGS_V1 \
410 		COMMON_ENV_SETTINGS \
411 	"net_args=run bootargs_defaults;" \
412 		"mtdparts default;" \
413 		"setenv bootfile ${project_dir}/kernel/uImage;" \
414 		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
415 		"setenv bootargs ${bootargs} " \
416 		"root=/dev/nfs ${mtdparts} " \
417 		"nfsroot=${serverip}:${rootpath},${nfsopts} " \
418 		"ip=${ipaddr}:${serverip}:" \
419 		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
420 	"net_nfs=echo Booting from network ...; " \
421 		"run net_args; " \
422 		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
423 		"bootm ${kloadaddr}\0"
424 
425 /*
426  * Variant 2 partition layout
427  * chip-size = 256MiB or 512 MiB
428  *|         name |        size |           address area |
429  *-------------------------------------------------------
430  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
431  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
432  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
433  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
434  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
435  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
436  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
437  *|      mtdoops | 512.000 KiB | 0x  360000..0x  3dffff |
438  *| (256) rootfs | 252.125 MiB | 0x  3E0000..0x fffffff |
439  *| (512) rootfs | 508.125 MiB | 0x  3E0000..0x1fffffff |
440  *-------------------------------------------------------
441  */
442 
443 #define MTDPARTS_DEFAULT_V2	"mtdparts=" MTDIDS_NAME_STR ":" \
444 					"128k(spl)," \
445 					"128k(spl.backup1)," \
446 					"128k(spl.backup2)," \
447 					"128k(spl.backup3)," \
448 					"1920k(u-boot)," \
449 					"512k(u-boot.env0)," \
450 					"512k(u-boot.env1)," \
451 					"512k(mtdoops)," \
452 					"-(rootfs)"
453 
454 #define DFU_ALT_INFO_NAND_V2 \
455 	"spl part 0 1;" \
456 	"spl.backup1 part 0 2;" \
457 	"spl.backup2 part 0 3;" \
458 	"spl.backup3 part 0 4;" \
459 	"u-boot part 0 5;" \
460 	"u-boot.env0 part 0 6;" \
461 	"u-boot.env1 part 0 7;" \
462 	"rootfs partubi 0 9" \
463 
464 #define CONFIG_ENV_SETTINGS_NAND_V2 \
465 	"nand_active_ubi_vol=rootfs_a\0" \
466 	"rootfs_name=rootfs\0" \
467 	"kernel_name=uImage\0"\
468 	"nand_root_fs_type=ubifs rootwait=1\0" \
469 	"nand_args=run bootargs_defaults;" \
470 		"mtdparts default;" \
471 		"setenv ${partitionset_active} true;" \
472 		"if test -n ${A}; then " \
473 			"setenv nand_active_ubi_vol ${rootfs_name}_a;" \
474 		"fi;" \
475 		"if test -n ${B}; then " \
476 			"setenv nand_active_ubi_vol ${rootfs_name}_b;" \
477 		"fi;" \
478 		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
479 		"ubi.mtd=rootfs,2048;" \
480 		"setenv bootargs ${bootargs} " \
481 		"root=${nand_root} noinitrd ${mtdparts} " \
482 		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
483 		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
484 		"=mtdoops\0" \
485 	COMMON_ENV_DFU_ARGS \
486 		"dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
487 	COMMON_ENV_NAND_BOOT \
488 		"ubi part rootfs ${ubi_off};" \
489 		"ubifsmount ubi0:${nand_active_ubi_vol};" \
490 		"ubifsload ${kloadaddr} boot/${kernel_name};" \
491 		"ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
492 		"bootm ${kloadaddr} - ${loadaddr}\0" \
493 	"nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
494 		"bootm ${kloadaddr} - ${loadaddr}\0" \
495 	COMMON_ENV_NAND_CMDS
496 
497 #define CONFIG_ENV_SETTINGS_V2 \
498 		COMMON_ENV_SETTINGS \
499 	"net_args=run bootargs_defaults;" \
500 		"mtdparts default;" \
501 		"setenv bootfile ${project_dir}/kernel/uImage;" \
502 		"setenv bootdtb ${project_dir}/kernel/dtb;" \
503 		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
504 		"setenv bootargs ${bootargs} " \
505 		"root=/dev/nfs ${mtdparts} " \
506 		"nfsroot=${serverip}:${rootpath},${nfsopts} " \
507 		"ip=${ipaddr}:${serverip}:" \
508 		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
509 	"net_nfs=echo Booting from network ...; " \
510 		"run net_args; " \
511 		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
512 		"tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
513 		"bootm ${kloadaddr} - ${loadaddr}\0"
514 
515 /*
516  * Variant 3 partition layout
517  * chip-size = 512MiB
518  *|         name |        size |           address area |
519  *-------------------------------------------------------
520  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
521  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
522  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
523  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
524  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
525  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
526  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
527  *|       rootfs | 300.000 MiB | 0x  360000..0x12f5ffff |
528  *|      mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
529  *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
530  *-------------------------------------------------------
531  */
532 
533 #define MTDPARTS_DEFAULT_V3	"mtdparts=" MTDIDS_NAME_STR ":" \
534 					"128k(spl),"		\
535 					"128k(spl.backup1),"	\
536 					"128k(spl.backup2),"	\
537 					"128k(spl.backup3),"	\
538 					"1920k(u-boot),"	\
539 					"512k(u-boot.env0),"	\
540 					"512k(u-boot.env1),"	\
541 					"300m(rootfs),"		\
542 					"512k(mtdoops),"	\
543 					"-(configuration)"
544 
545 #define CONFIG_NAND_OMAP_GPMC
546 #define CONFIG_NAND_OMAP_ELM
547 #define CONFIG_SYS_NAND_BASE		(0x08000000)	/* physical address */
548 							/* to access nand at */
549 							/* CS0 */
550 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND
551 							   devices */
552 #if !defined(CONFIG_SPI_BOOT)
553 #undef CONFIG_ENV_IS_NOWHERE
554 #define CONFIG_ENV_IS_IN_NAND
555 #define CONFIG_ENV_OFFSET		0x260000 /* environment starts here */
556 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
557 #endif
558 #endif
559 
560 #define CONFIG_OMAP_GPIO
561 
562 /* Gpio cmd support */
563 
564 /* Watchdog */
565 #define CONFIG_HW_WATCHDOG
566 
567 /* Reboot after 60 sec if bootcmd fails */
568 #define CONFIG_RESET_TO_RETRY
569 #define CONFIG_BOOT_RETRY_TIME 60
570 
571 #define CONFIG_BOOTCOUNT_LIMIT
572 #define CONFIG_BOOTCOUNT_ENV
573 
574 #endif	/* ! __CONFIG_SIEMENS_AM33X_COMMON_H */
575