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 #define CONFIG_OMAP_COMMON
20 
21 #include <asm/arch/omap.h>
22 
23 #define CONFIG_DMA_COHERENT
24 #define CONFIG_DMA_COHERENT_SIZE	(1 << 20)
25 
26 #define CONFIG_ENV_SIZE			(0x2000)
27 #define CONFIG_SYS_MALLOC_LEN		(16 * 1024 * 1024)
28 #define CONFIG_SYS_LONGHELP		/* undef to save memory */
29 #define CONFIG_BOARD_LATE_INIT
30 #define CONFIG_SYS_NO_FLASH
31 #ifdef CONFIG_SIEMENS_MACH_TYPE
32 #define CONFIG_MACH_TYPE		CONFIG_SIEMENS_MACH_TYPE
33 #endif
34 
35 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
36 #define CONFIG_SETUP_MEMORY_TAGS
37 #define CONFIG_INITRD_TAG
38 
39 #define CONFIG_SYS_CACHELINE_SIZE       64
40 
41 /* commands to include */
42 
43 #define CONFIG_ENV_VARS_UBOOT_CONFIG
44 #ifndef CONFIG_SPL_BUILD
45 #define CONFIG_ROOTPATH		"/opt/eldk"
46 #endif
47 
48 #define CONFIG_ENV_OVERWRITE		1
49 #define CONFIG_ENV_IS_NOWHERE
50 
51 #define CONFIG_SYS_LONGHELP
52 #define CONFIG_CMDLINE_EDITING
53 #define CONFIG_AUTO_COMPLETE
54 #define CONFIG_SYS_AUTOLOAD	"yes"
55 
56 /* Clock Defines */
57 #define V_OSCK				24000000  /* Clock output from T2 */
58 #define V_SCLK				(V_OSCK)
59 
60 /* We set the max number of command args high to avoid HUSH bugs. */
61 #define CONFIG_SYS_MAXARGS		32
62 
63 /* Console I/O Buffer Size */
64 #define CONFIG_SYS_CBSIZE		1024
65 
66 /* Print Buffer Size */
67 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE \
68 					+ sizeof(CONFIG_SYS_PROMPT) + 16)
69 
70 /* Boot Argument Buffer Size */
71 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
72 
73 /*
74  * memtest works on 8 MB in DRAM after skipping 32MB from
75  * start addr of ram disk
76  */
77 #define CONFIG_SYS_MEMTEST_START	(PHYS_DRAM_1 + (64 * 1024 * 1024))
78 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START \
79 					+ (8 * 1024 * 1024))
80 
81 #define CONFIG_SYS_LOAD_ADDR		0x81000000 /* Default load address */
82 
83 #define CONFIG_MMC
84 #define CONFIG_GENERIC_MMC
85 #define CONFIG_OMAP_HSMMC
86 #define CONFIG_DOS_PARTITION
87 
88 #define CONFIG_SPI
89 #define CONFIG_OMAP3_SPI
90 #define CONFIG_MTD_DEVICE
91 #define CONFIG_SF_DEFAULT_SPEED		(75000000)
92 
93  /* Physical Memory Map */
94 #define CONFIG_NR_DRAM_BANKS		1		/*  1 bank of DRAM */
95 #define PHYS_DRAM_1			0x80000000	/* DRAM Bank #1 */
96 
97 #define CONFIG_SYS_SDRAM_BASE		PHYS_DRAM_1
98 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
99 						GENERATED_GBL_DATA_SIZE)
100  /* Platform/Board specific defs */
101 #define CONFIG_SYS_TIMERBASE		0x48040000	/* Use Timer2 */
102 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
103 
104 /* NS16550 Configuration */
105 #ifdef CONFIG_SPL_BUILD
106 #define CONFIG_SYS_NS16550_SERIAL
107 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
108 #endif
109 #define CONFIG_SYS_NS16550_CLK		(48000000)
110 #define CONFIG_SYS_NS16550_COM1		0x44e09000
111 #define CONFIG_SYS_NS16550_COM4		0x481a6000
112 
113 #define CONFIG_BAUDRATE		115200
114 
115 #define CONFIG_SYS_CONSOLE_INFO_QUIET
116 #define CONFIG_SERIAL1                  1
117 #define CONFIG_CONS_INDEX               1
118 
119 /* I2C Configuration */
120 #define CONFIG_I2C
121 #define CONFIG_SYS_I2C
122 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
123 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
124 #define CONFIG_SYS_I2C_OMAP24XX
125 
126 /* Defines for SPL */
127 #define CONFIG_SPL_FRAMEWORK
128 #define CONFIG_SPL_TEXT_BASE		0x402F0400
129 #define CONFIG_SPL_MAX_SIZE		(101 * 1024)
130 
131 #define CONFIG_SPL_BSS_START_ADDR	0x80000000
132 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KB */
133 
134 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	0x300 /* address 0x60000 */
135 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
136 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME	"u-boot.img"
137 #define CONFIG_SPL_MMC_SUPPORT
138 #define CONFIG_SPL_FAT_SUPPORT
139 #define CONFIG_FS_FAT
140 #define CONFIG_SPL_I2C_SUPPORT
141 
142 #define CONFIG_SPL_LIBCOMMON_SUPPORT
143 #define CONFIG_SPL_LIBDISK_SUPPORT
144 #define CONFIG_SPL_LIBGENERIC_SUPPORT
145 #define CONFIG_SPL_SERIAL_SUPPORT
146 #define CONFIG_SPL_YMODEM_SUPPORT
147 
148 #define CONFIG_SPL_GPIO_SUPPORT
149 #define CONFIG_SPL_WATCHDOG_SUPPORT
150 
151 #define CONFIG_SPL_SPI_SUPPORT
152 #define CONFIG_SPL_SPI_FLASH_SUPPORT
153 #define CONFIG_SPL_SPI_LOAD
154 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000
155 
156 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
157 
158 #define CONFIG_SPL_BOARD_INIT
159 #define CONFIG_SPL_NAND_AM33XX_BCH
160 #define CONFIG_SPL_NAND_SUPPORT
161 #define CONFIG_SPL_NAND_BASE
162 #define CONFIG_SPL_NAND_DRIVERS
163 #define CONFIG_SPL_NAND_ECC
164 #define CONFIG_SYS_NAND_ONFI_DETECTION
165 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
166 #define CONFIG_SYS_NAND_PAGE_COUNT	(CONFIG_SYS_NAND_BLOCK_SIZE / \
167 					 CONFIG_SYS_NAND_PAGE_SIZE)
168 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
169 #define CONFIG_SYS_NAND_OOBSIZE		64
170 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
171 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
172 #define CONFIG_SYS_NAND_ECCPOS		{ 2, 3, 4, 5, 6, 7, 8, 9, \
173 					 10, 11, 12, 13, 14, 15, 16, 17, \
174 					 18, 19, 20, 21, 22, 23, 24, 25, \
175 					 26, 27, 28, 29, 30, 31, 32, 33, \
176 					 34, 35, 36, 37, 38, 39, 40, 41, \
177 					 42, 43, 44, 45, 46, 47, 48, 49, \
178 					 50, 51, 52, 53, 54, 55, 56, 57, }
179 
180 #define CONFIG_SYS_NAND_ECCSIZE		512
181 #define CONFIG_SYS_NAND_ECCBYTES	14
182 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW
183 
184 #define CONFIG_SYS_NAND_ECCSTEPS	4
185 #define	CONFIG_SYS_NAND_ECCTOTAL	(CONFIG_SYS_NAND_ECCBYTES * \
186 						CONFIG_SYS_NAND_ECCSTEPS)
187 
188 #define	CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
189 
190 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
191 
192 /*
193  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
194  * 64 bytes before this address should be set aside for u-boot.img's
195  * header. That is 0x800FFFC0--0x80100000 should not be used for any
196  * other needs.
197  */
198 #define CONFIG_SYS_TEXT_BASE		0x80100000
199 #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
200 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
201 
202 /*
203  * Since SPL did pll and ddr initialization for us,
204  * we don't need to do it twice.
205  */
206 #ifndef CONFIG_SPL_BUILD
207 #define CONFIG_SKIP_LOWLEVEL_INIT
208 #endif
209 
210 #ifndef CONFIG_SPL_BUILD
211 /*
212  * USB configuration
213  */
214 #define CONFIG_USB_MUSB_DSPS
215 #define CONFIG_ARCH_MISC_INIT
216 #define CONFIG_USB_MUSB_PIO_ONLY
217 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
218 #undef CONFIG_USB_GADGET_DUALSPEED
219 
220 #define CONFIG_AM335X_USB0
221 #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
222 #define CONFIG_AM335X_USB1
223 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
224 #ifdef CONFIG_USB_MUSB_HOST
225 #define CONFIG_USB_STORAGE
226 #endif
227 
228 #ifdef CONFIG_USB_MUSB_GADGET
229 #define CONFIG_USB_ETHER
230 #define CONFIG_USB_ETH_RNDIS
231 #define CONFIG_USBNET_HOST_ADDR	"de:ad:be:af:00:00"
232 #endif /* CONFIG_USB_MUSB_GADGET */
233 
234 /* USB DRACO ID as default */
235 #define CONFIG_USBD_HS
236 
237 /* USB Device Firmware Update support */
238 #define CONFIG_USB_FUNCTION_DFU
239 #define CONFIG_DFU_NAND
240 #define CONFIG_SYS_DFU_DATA_BUF_SIZE	(1 << 20)
241 #define DFU_MANIFEST_POLL_TIMEOUT	25000
242 
243 #endif /* CONFIG_SPL_BUILD */
244 
245 /*
246  * Default to using SPI for environment, etc.  We have multiple copies
247  * of SPL as the ROM will check these locations.
248  * 0x0 - 0x20000 : First copy of SPL
249  * 0x20000 - 0x40000 : Second copy of SPL
250  * 0x40000 - 0x60000 : Third copy of SPL
251  * 0x60000 - 0x80000 : Fourth copy of SPL
252  * 0x80000 - 0xDF000 : U-Boot
253  * 0xDF000 - 0xE0000 : U-Boot Environment
254  * 0xE0000 - 0x442000 : Linux Kernel
255  * 0x442000 - 0x800000 : Userland
256  */
257 #if defined(CONFIG_SPI_BOOT)
258 # undef CONFIG_ENV_IS_NOWHERE
259 # define CONFIG_ENV_IS_IN_SPI_FLASH
260 # define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
261 # define CONFIG_ENV_OFFSET		(892 << 10) /* 892 KiB in */
262 # define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
263 #endif /* SPI support */
264 
265 /* Unsupported features */
266 #undef CONFIG_USE_IRQ
267 
268 #define CONFIG_DRIVER_TI_CPSW
269 #define CONFIG_MII
270 #define CONFIG_PHY_GIGE
271 #define CONFIG_PHYLIB
272 #define CONFIG_BOOTP_DEFAULT
273 #define CONFIG_BOOTP_DNS
274 #define CONFIG_BOOTP_DNS2
275 #define CONFIG_BOOTP_SEND_HOSTNAME
276 #define CONFIG_BOOTP_GATEWAY
277 #define CONFIG_BOOTP_SUBNETMASK
278 #define CONFIG_NET_RETRY_COUNT         10
279 
280 #define CONFIG_NAND
281 /* NAND support */
282 #ifdef CONFIG_NAND
283 #define CONFIG_CMD_NAND
284 
285 /* UBI Support */
286 #ifndef CONFIG_SPL_BUILD
287 #define CONFIG_CMD_MTDPARTS
288 #define CONFIG_MTD_PARTITIONS
289 #define CONFIG_MTD_DEVICE
290 #define CONFIG_RBTREE
291 #define CONFIG_LZO
292 #define CONFIG_CMD_UBI
293 #define CONFIG_CMD_UBIFS
294 #define CONFIG_MTD_UBI_FASTMAP
295 #define CONFIG_MTD_UBI_FASTMAP_AUTOCONVERT      1
296 #endif
297 
298 /* Commen environment */
299 #define CONFIG_PREBOOT
300 #define COMMON_ENV_DFU_ARGS	"dfu_args=run bootargs_defaults;" \
301 				"setenv bootargs ${bootargs};" \
302 				"mtdparts default;" \
303 				"draco_led 1;" \
304 				"dfu 0 nand 0;" \
305 				"draco_led 0;\0" \
306 
307 #define COMMON_ENV_NAND_BOOT \
308 		"nand_boot=echo Booting from nand; " \
309 		"if test ${upgrade_available} -eq 1; then " \
310 			"if test ${bootcount} -gt ${bootlimit}; " \
311 				"then " \
312 				"setenv upgrade_available 0;" \
313 				"setenv ${partitionset_active} true;" \
314 				"if test -n ${A}; then " \
315 					"setenv partitionset_active B; " \
316 					"env delete A; " \
317 				"fi;" \
318 				"if test -n ${B}; then " \
319 					"setenv partitionset_active A; " \
320 					"env delete B; " \
321 				"fi;" \
322 				"saveenv; " \
323 			"fi;" \
324 		"fi;" \
325 		"echo set ${partitionset_active}...;" \
326 		"run nand_args; "
327 
328 #define COMMON_ENV_NAND_CMDS	"flash_self=run nand_boot\0" \
329 				"flash_self_test=setenv testargs test; " \
330 					"run nand_boot\0" \
331 				"dfu_start=echo Preparing for dfu mode ...; " \
332 				"run dfu_args; \0"
333 
334 #define COMMON_ENV_SETTINGS \
335 	"verify=no \0" \
336 	"project_dir=targetdir\0" \
337 	"upgrade_available=0\0" \
338 	"altbootcmd=run bootcmd\0" \
339 	"bootlimit=3\0" \
340 	"partitionset_active=A\0" \
341 	"loadaddr=0x82000000\0" \
342 	"kloadaddr=0x81000000\0" \
343 	"script_addr=0x81900000\0" \
344 	"console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
345 	"nfsopts=nolock rw\0" \
346 	"ip_method=none\0" \
347 	"bootenv=uEnv.txt\0" \
348 	"bootargs_defaults=setenv bootargs " \
349 		"console=${console} " \
350 		"${testargs} " \
351 		"${optargs}\0" \
352 	"siemens_help=echo; "\
353 		"echo Type 'run flash_self' to use kernel and root " \
354 		"filesystem on memory; echo Type 'run flash_self_test' to " \
355 		"use kernel and root filesystem on memory, boot in test " \
356 		"mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
357 		"from memory and root filesystem over NFS; echo Type " \
358 		"'run net_nfs' to get Kernel over TFTP and mount root " \
359 		"filesystem over NFS; " \
360 		"echo Set partitionset_active variable to 'A' " \
361 		"or 'B' to select kernel and rootfs partition; " \
362 		"echo" \
363 		"\0"
364 
365 /*
366  * Variant 1 partition layout
367  * chip-size = 256MiB
368  *|         name |        size |           address area |
369  *-------------------------------------------------------
370  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
371  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
372  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
373  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
374  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
375  *|    uboot.env | 128.000 KiB | 0x  260000..0x  27ffff |
376  *|     kernel_a |   5.000 MiB | 0x  280000..0x  77ffff |
377  *|     kernel_b |   5.000 MiB | 0x  780000..0x  c7ffff |
378  *|      mtdoops |   8.000 MiB | 0x  c80000..0x 147ffff |
379  *|       rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
380  *-------------------------------------------------------
381  */
382 #define MTDIDS_NAME_STR		"omap2-nand.0"
383 #define MTDIDS_DEFAULT		"nand0=" MTDIDS_NAME_STR
384 #define MTDPARTS_DEFAULT_V1	"mtdparts=" MTDIDS_NAME_STR ":" \
385 					"128k(spl),"		\
386 					"128k(spl.backup1),"	\
387 					"128k(spl.backup2),"	\
388 					"128k(spl.backup3),"	\
389 					"1920k(u-boot),"	\
390 					"128k(uboot.env),"	\
391 					"5120k(kernel_a),"	\
392 					"5120k(kernel_b),"	\
393 					"8192k(mtdoops),"	\
394 					"-(rootfs)"
395 
396 #define DFU_ALT_INFO_NAND_V1 \
397 	"spl part 0 1;" \
398 	"spl.backup1 part 0 2;" \
399 	"spl.backup2 part 0 3;" \
400 	"spl.backup3 part 0 4;" \
401 	"u-boot part 0 5;" \
402 	"u-boot.env part 0 6;" \
403 	"kernel_a part 0 7;" \
404 	"kernel_b part 0 8;" \
405 	"rootfs partubi 0 10"
406 
407 #define CONFIG_ENV_SETTINGS_NAND_V1 \
408 	"nand_active_ubi_vol=rootfs_a\0" \
409 	"nand_active_ubi_vol_A=rootfs_a\0" \
410 	"nand_active_ubi_vol_B=rootfs_b\0" \
411 	"nand_root_fs_type=ubifs rootwait=1\0" \
412 	"nand_src_addr=0x280000\0" \
413 	"nand_src_addr_A=0x280000\0" \
414 	"nand_src_addr_B=0x780000\0" \
415 	"nand_args=run bootargs_defaults;" \
416 		"mtdparts default;" \
417 		"setenv ${partitionset_active} true;" \
418 		"if test -n ${A}; then " \
419 			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
420 			"setenv nand_src_addr ${nand_src_addr_A};" \
421 		"fi;" \
422 		"if test -n ${B}; then " \
423 			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
424 			"setenv nand_src_addr ${nand_src_addr_B};" \
425 		"fi;" \
426 		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
427 		"ubi.mtd=9,${ubi_off};" \
428 		"setenv bootargs ${bootargs} " \
429 		"root=${nand_root} noinitrd ${mtdparts} " \
430 		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
431 		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
432 		"=mtdoops\0" \
433 	COMMON_ENV_DFU_ARGS \
434 		"dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
435 	COMMON_ENV_NAND_BOOT \
436 		"nand read.i ${kloadaddr} ${nand_src_addr} " \
437 		"${nand_img_size}; bootm ${kloadaddr}\0" \
438 	COMMON_ENV_NAND_CMDS
439 
440 #define CONFIG_ENV_SETTINGS_V1 \
441 		COMMON_ENV_SETTINGS \
442 	"net_args=run bootargs_defaults;" \
443 		"mtdparts default;" \
444 		"setenv bootfile ${project_dir}/kernel/uImage;" \
445 		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
446 		"setenv bootargs ${bootargs} " \
447 		"root=/dev/nfs ${mtdparts} " \
448 		"nfsroot=${serverip}:${rootpath},${nfsopts} " \
449 		"ip=${ipaddr}:${serverip}:" \
450 		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
451 	"net_nfs=echo Booting from network ...; " \
452 		"run net_args; " \
453 		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
454 		"bootm ${kloadaddr}\0"
455 
456 /*
457  * Variant 2 partition layout
458  * chip-size = 256MiB or 512 MiB
459  *|         name |        size |           address area |
460  *-------------------------------------------------------
461  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
462  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
463  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
464  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
465  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
466  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
467  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
468  *|      mtdoops | 512.000 KiB | 0x  360000..0x  3dffff |
469  *| (256) rootfs | 252.125 MiB | 0x  3E0000..0x fffffff |
470  *| (512) rootfs | 508.125 MiB | 0x  3E0000..0x1fffffff |
471  *-------------------------------------------------------
472  */
473 
474 #define MTDPARTS_DEFAULT_V2	"mtdparts=" MTDIDS_NAME_STR ":" \
475 					"128k(spl)," \
476 					"128k(spl.backup1)," \
477 					"128k(spl.backup2)," \
478 					"128k(spl.backup3)," \
479 					"1920k(u-boot)," \
480 					"512k(u-boot.env0)," \
481 					"512k(u-boot.env1)," \
482 					"512k(mtdoops)," \
483 					"-(rootfs)"
484 
485 #define DFU_ALT_INFO_NAND_V2 \
486 	"spl part 0 1;" \
487 	"spl.backup1 part 0 2;" \
488 	"spl.backup2 part 0 3;" \
489 	"spl.backup3 part 0 4;" \
490 	"u-boot part 0 5;" \
491 	"u-boot.env0 part 0 6;" \
492 	"u-boot.env1 part 0 7;" \
493 	"rootfs partubi 0 9" \
494 
495 #define CONFIG_ENV_SETTINGS_NAND_V2 \
496 	"nand_active_ubi_vol=rootfs_a\0" \
497 	"rootfs_name=rootfs\0" \
498 	"kernel_name=uImage\0"\
499 	"nand_root_fs_type=ubifs rootwait=1\0" \
500 	"nand_args=run bootargs_defaults;" \
501 		"mtdparts default;" \
502 		"setenv ${partitionset_active} true;" \
503 		"if test -n ${A}; then " \
504 			"setenv nand_active_ubi_vol ${rootfs_name}_a;" \
505 		"fi;" \
506 		"if test -n ${B}; then " \
507 			"setenv nand_active_ubi_vol ${rootfs_name}_b;" \
508 		"fi;" \
509 		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
510 		"ubi.mtd=rootfs,2048;" \
511 		"setenv bootargs ${bootargs} " \
512 		"root=${nand_root} noinitrd ${mtdparts} " \
513 		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
514 		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
515 		"=mtdoops\0" \
516 	COMMON_ENV_DFU_ARGS \
517 		"dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
518 	COMMON_ENV_NAND_BOOT \
519 		"ubi part rootfs ${ubi_off};" \
520 		"ubifsmount ubi0:${nand_active_ubi_vol};" \
521 		"ubifsload ${kloadaddr} boot/${kernel_name};" \
522 		"ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
523 		"bootm ${kloadaddr} - ${loadaddr}\0" \
524 	"nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
525 		"bootm ${kloadaddr} - ${loadaddr}\0" \
526 	COMMON_ENV_NAND_CMDS
527 
528 #define CONFIG_ENV_SETTINGS_V2 \
529 		COMMON_ENV_SETTINGS \
530 	"net_args=run bootargs_defaults;" \
531 		"mtdparts default;" \
532 		"setenv bootfile ${project_dir}/kernel/uImage;" \
533 		"setenv bootdtb ${project_dir}/kernel/dtb;" \
534 		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
535 		"setenv bootargs ${bootargs} " \
536 		"root=/dev/nfs ${mtdparts} " \
537 		"nfsroot=${serverip}:${rootpath},${nfsopts} " \
538 		"ip=${ipaddr}:${serverip}:" \
539 		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
540 	"net_nfs=echo Booting from network ...; " \
541 		"run net_args; " \
542 		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
543 		"tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
544 		"bootm ${kloadaddr} - ${loadaddr}\0"
545 
546 /*
547  * Variant 3 partition layout
548  * chip-size = 512MiB
549  *|         name |        size |           address area |
550  *-------------------------------------------------------
551  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
552  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
553  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
554  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
555  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
556  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
557  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
558  *|       rootfs | 300.000 MiB | 0x  360000..0x12f5ffff |
559  *|      mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
560  *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
561  *-------------------------------------------------------
562  */
563 
564 #define MTDPARTS_DEFAULT_V3	"mtdparts=" MTDIDS_NAME_STR ":" \
565 					"128k(spl),"		\
566 					"128k(spl.backup1),"	\
567 					"128k(spl.backup2),"	\
568 					"128k(spl.backup3),"	\
569 					"1920k(u-boot),"	\
570 					"512k(u-boot.env0),"	\
571 					"512k(u-boot.env1),"	\
572 					"300m(rootfs),"		\
573 					"512k(mtdoops),"	\
574 					"-(configuration)"
575 
576 #define CONFIG_NAND_OMAP_GPMC
577 #define CONFIG_NAND_OMAP_ELM
578 #define CONFIG_SYS_NAND_BASE		(0x08000000)	/* physical address */
579 							/* to access nand at */
580 							/* CS0 */
581 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND
582 							   devices */
583 #if !defined(CONFIG_SPI_BOOT)
584 #undef CONFIG_ENV_IS_NOWHERE
585 #define CONFIG_ENV_IS_IN_NAND
586 #define CONFIG_ENV_OFFSET		0x260000 /* environment starts here */
587 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
588 #endif
589 #endif
590 
591 #define CONFIG_OMAP_GPIO
592 
593 /* Gpio cmd support */
594 
595 /* Watchdog */
596 #define CONFIG_HW_WATCHDOG
597 
598 /* Reboot after 60 sec if bootcmd fails */
599 #define CONFIG_RESET_TO_RETRY
600 #define CONFIG_BOOT_RETRY_TIME 60
601 
602 #define CONFIG_BOOTCOUNT_LIMIT
603 #define CONFIG_BOOTCOUNT_ENV
604 
605 #endif	/* ! __CONFIG_SIEMENS_AM33X_COMMON_H */
606