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_SYS_HUSH_PARSER		/* use "hush" command parser */
30 #define CONFIG_SYS_PROMPT		"U-Boot# "
31 #define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
32 #define CONFIG_BOARD_LATE_INIT
33 #define CONFIG_SYS_NO_FLASH
34 #ifdef CONFIG_SIEMENS_MACH_TYPE
35 #define CONFIG_MACH_TYPE		CONFIG_SIEMENS_MACH_TYPE
36 #endif
37 
38 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
39 #define CONFIG_SETUP_MEMORY_TAGS
40 #define CONFIG_INITRD_TAG
41 
42 #define CONFIG_SYS_CACHELINE_SIZE       64
43 
44 /* commands to include */
45 #define CONFIG_CMD_ASKENV
46 #define CONFIG_CMD_CACHE
47 #define CONFIG_CMD_TIME
48 
49 #define CONFIG_SYS_GENERIC_BOARD
50 
51 #define CONFIG_ENV_VARS_UBOOT_CONFIG
52 #ifndef CONFIG_SPL_BUILD
53 #define CONFIG_ROOTPATH		"/opt/eldk"
54 #endif
55 
56 #define CONFIG_ENV_OVERWRITE		1
57 #define CONFIG_ENV_IS_NOWHERE
58 
59 #define CONFIG_SYS_LONGHELP
60 #define CONFIG_CMDLINE_EDITING
61 #define CONFIG_AUTO_COMPLETE
62 #define CONFIG_SYS_AUTOLOAD	"yes"
63 
64 /* Clock Defines */
65 #define V_OSCK				24000000  /* Clock output from T2 */
66 #define V_SCLK				(V_OSCK)
67 
68 /* We set the max number of command args high to avoid HUSH bugs. */
69 #define CONFIG_SYS_MAXARGS		32
70 
71 /* Console I/O Buffer Size */
72 #define CONFIG_SYS_CBSIZE		1024
73 
74 /* Print Buffer Size */
75 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE \
76 					+ sizeof(CONFIG_SYS_PROMPT) + 16)
77 
78 /* Boot Argument Buffer Size */
79 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
80 
81 /*
82  * memtest works on 8 MB in DRAM after skipping 32MB from
83  * start addr of ram disk
84  */
85 #define CONFIG_SYS_MEMTEST_START	(PHYS_DRAM_1 + (64 * 1024 * 1024))
86 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START \
87 					+ (8 * 1024 * 1024))
88 
89 #define CONFIG_SYS_LOAD_ADDR		0x81000000 /* Default load address */
90 
91 #define CONFIG_MMC
92 #define CONFIG_GENERIC_MMC
93 #define CONFIG_OMAP_HSMMC
94 #define CONFIG_CMD_MMC
95 #define CONFIG_DOS_PARTITION
96 #define CONFIG_CMD_FAT
97 #define CONFIG_CMD_EXT2
98 
99 #define CONFIG_SPI
100 #define CONFIG_OMAP3_SPI
101 #define CONFIG_MTD_DEVICE
102 #define CONFIG_SPI_FLASH_WINBOND
103 #define CONFIG_CMD_SF
104 #define CONFIG_SF_DEFAULT_SPEED		(75000000)
105 
106  /* Physical Memory Map */
107 #define CONFIG_NR_DRAM_BANKS		1		/*  1 bank of DRAM */
108 #define PHYS_DRAM_1			0x80000000	/* DRAM Bank #1 */
109 
110 #define CONFIG_SYS_SDRAM_BASE		PHYS_DRAM_1
111 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
112 						GENERATED_GBL_DATA_SIZE)
113  /* Platform/Board specific defs */
114 #define CONFIG_SYS_TIMERBASE		0x48040000	/* Use Timer2 */
115 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
116 
117 /* NS16550 Configuration */
118 #define CONFIG_SYS_NS16550
119 #define CONFIG_SYS_NS16550_SERIAL
120 #define CONFIG_SERIAL_MULTI
121 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
122 #define CONFIG_SYS_NS16550_CLK		(48000000)
123 #define CONFIG_SYS_NS16550_COM1		0x44e09000
124 #define CONFIG_SYS_NS16550_COM4		0x481a6000
125 
126 #define CONFIG_BAUDRATE		115200
127 
128 #define CONFIG_SYS_CONSOLE_INFO_QUIET
129 #define CONFIG_SERIAL1                  1
130 #define CONFIG_CONS_INDEX               1
131 
132 /* I2C Configuration */
133 #define CONFIG_I2C
134 #define CONFIG_CMD_I2C
135 #define CONFIG_SYS_I2C
136 #define CONFIG_SYS_OMAP24_I2C_SPEED	OMAP_I2C_STANDARD
137 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
138 #define CONFIG_SYS_I2C_OMAP24XX
139 
140 /* Defines for SPL */
141 #define CONFIG_SPL_FRAMEWORK
142 #define CONFIG_SPL_TEXT_BASE		0x402F0400
143 #define CONFIG_SPL_MAX_SIZE		(101 * 1024)
144 
145 #define CONFIG_SPL_BSS_START_ADDR	0x80000000
146 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KB */
147 
148 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	0x300 /* address 0x60000 */
149 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
150 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME	"u-boot.img"
151 #define CONFIG_SPL_MMC_SUPPORT
152 #define CONFIG_SPL_FAT_SUPPORT
153 #define CONFIG_FS_FAT
154 #define CONFIG_SPL_I2C_SUPPORT
155 
156 #define CONFIG_SPL_LIBCOMMON_SUPPORT
157 #define CONFIG_SPL_LIBDISK_SUPPORT
158 #define CONFIG_SPL_LIBGENERIC_SUPPORT
159 #define CONFIG_SPL_SERIAL_SUPPORT
160 #define CONFIG_SPL_YMODEM_SUPPORT
161 
162 #define CONFIG_SPL_GPIO_SUPPORT
163 #define CONFIG_SPL_WATCHDOG_SUPPORT
164 
165 #define CONFIG_SPL_SPI_SUPPORT
166 #define CONFIG_SPL_SPI_FLASH_SUPPORT
167 #define CONFIG_SPL_SPI_LOAD
168 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000
169 
170 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
171 
172 #define CONFIG_SPL_BOARD_INIT
173 #define CONFIG_SPL_NAND_AM33XX_BCH
174 #define CONFIG_SPL_NAND_SUPPORT
175 #define CONFIG_SPL_NAND_BASE
176 #define CONFIG_SPL_NAND_DRIVERS
177 #define CONFIG_SPL_NAND_ECC
178 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
179 #define CONFIG_SYS_NAND_PAGE_COUNT	(CONFIG_SYS_NAND_BLOCK_SIZE / \
180 					 CONFIG_SYS_NAND_PAGE_SIZE)
181 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
182 #define CONFIG_SYS_NAND_OOBSIZE		64
183 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
184 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
185 #define CONFIG_SYS_NAND_ECCPOS		{ 2, 3, 4, 5, 6, 7, 8, 9, \
186 					 10, 11, 12, 13, 14, 15, 16, 17, \
187 					 18, 19, 20, 21, 22, 23, 24, 25, \
188 					 26, 27, 28, 29, 30, 31, 32, 33, \
189 					 34, 35, 36, 37, 38, 39, 40, 41, \
190 					 42, 43, 44, 45, 46, 47, 48, 49, \
191 					 50, 51, 52, 53, 54, 55, 56, 57, }
192 
193 #define CONFIG_SYS_NAND_ECCSIZE		512
194 #define CONFIG_SYS_NAND_ECCBYTES	14
195 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW
196 
197 #define CONFIG_SYS_NAND_ECCSTEPS	4
198 #define	CONFIG_SYS_NAND_ECCTOTAL	(CONFIG_SYS_NAND_ECCBYTES * \
199 						CONFIG_SYS_NAND_ECCSTEPS)
200 
201 #define	CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
202 
203 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
204 
205 /*
206  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
207  * 64 bytes before this address should be set aside for u-boot.img's
208  * header. That is 0x800FFFC0--0x80100000 should not be used for any
209  * other needs.
210  */
211 #define CONFIG_SYS_TEXT_BASE		0x80100000
212 #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
213 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
214 
215 /*
216  * Since SPL did pll and ddr initialization for us,
217  * we don't need to do it twice.
218  */
219 #ifndef CONFIG_SPL_BUILD
220 #define CONFIG_SKIP_LOWLEVEL_INIT
221 #endif
222 
223 #ifndef CONFIG_SPL_BUILD
224 /*
225  * USB configuration
226  */
227 #define CONFIG_USB_MUSB_DSPS
228 #define CONFIG_ARCH_MISC_INIT
229 #define CONFIG_MUSB_GADGET
230 #define CONFIG_MUSB_PIO_ONLY
231 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
232 #undef CONFIG_USB_GADGET_DUALSPEED
233 #define CONFIG_USB_GADGET_VBUS_DRAW	2
234 #define CONFIG_MUSB_HOST
235 
236 #define CONFIG_AM335X_USB0
237 #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
238 #define CONFIG_AM335X_USB1
239 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
240 #ifdef CONFIG_MUSB_HOST
241 #define CONFIG_CMD_USB
242 #define CONFIG_USB_STORAGE
243 #endif
244 
245 #ifdef CONFIG_MUSB_GADGET
246 #define CONFIG_USB_ETHER
247 #define CONFIG_USB_ETH_RNDIS
248 #define CONFIG_USBNET_HOST_ADDR	"de:ad:be:af:00:00"
249 #endif /* CONFIG_MUSB_GADGET */
250 
251 #define CONFIG_USB_GADGET
252 #define CONFIG_USBDOWNLOAD_GADGET
253 
254 /* USB DRACO ID as default */
255 #define CONFIG_USBD_HS
256 #define CONFIG_G_DNL_VENDOR_NUM 0x0908
257 #define CONFIG_G_DNL_PRODUCT_NUM 0x02d2
258 #define CONFIG_G_DNL_MANUFACTURER "Siemens AG"
259 
260 /* USB Device Firmware Update support */
261 #define CONFIG_DFU_FUNCTION
262 #define CONFIG_DFU_NAND
263 #define CONFIG_CMD_DFU
264 #define CONFIG_SYS_DFU_DATA_BUF_SIZE	(1 << 20)
265 #define DFU_MANIFEST_POLL_TIMEOUT	25000
266 
267 #endif /* CONFIG_SPL_BUILD */
268 
269 /*
270  * Default to using SPI for environment, etc.  We have multiple copies
271  * of SPL as the ROM will check these locations.
272  * 0x0 - 0x20000 : First copy of SPL
273  * 0x20000 - 0x40000 : Second copy of SPL
274  * 0x40000 - 0x60000 : Third copy of SPL
275  * 0x60000 - 0x80000 : Fourth copy of SPL
276  * 0x80000 - 0xDF000 : U-Boot
277  * 0xDF000 - 0xE0000 : U-Boot Environment
278  * 0xE0000 - 0x442000 : Linux Kernel
279  * 0x442000 - 0x800000 : Userland
280  */
281 #if defined(CONFIG_SPI_BOOT)
282 # undef CONFIG_ENV_IS_NOWHERE
283 # define CONFIG_ENV_IS_IN_SPI_FLASH
284 # define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
285 # define CONFIG_ENV_OFFSET		(892 << 10) /* 892 KiB in */
286 # define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
287 #endif /* SPI support */
288 
289 /* Unsupported features */
290 #undef CONFIG_USE_IRQ
291 
292 #define CONFIG_CMD_DHCP
293 #define CONFIG_CMD_PING
294 #define CONFIG_DRIVER_TI_CPSW
295 #define CONFIG_MII
296 #define CONFIG_PHY_GIGE
297 #define CONFIG_PHYLIB
298 #define CONFIG_CMD_MII
299 #define CONFIG_BOOTP_DEFAULT
300 #define CONFIG_BOOTP_DNS
301 #define CONFIG_BOOTP_DNS2
302 #define CONFIG_BOOTP_SEND_HOSTNAME
303 #define CONFIG_BOOTP_GATEWAY
304 #define CONFIG_BOOTP_SUBNETMASK
305 #define CONFIG_NET_RETRY_COUNT         10
306 
307 #define CONFIG_NAND
308 /* NAND support */
309 #ifdef CONFIG_NAND
310 #define CONFIG_CMD_NAND
311 
312 /* UBI Support */
313 #ifndef CONFIG_SPL_BUILD
314 #define CONFIG_CMD_MTDPARTS
315 #define CONFIG_MTD_PARTITIONS
316 #define CONFIG_MTD_DEVICE
317 #define CONFIG_RBTREE
318 #define CONFIG_LZO
319 #define CONFIG_CMD_UBI
320 #define CONFIG_CMD_UBIFS
321 #endif
322 
323 /* Commen environment */
324 #define CONFIG_PREBOOT
325 #define COMMON_ENV_DFU_ARGS	"dfu_args=run bootargs_defaults;" \
326 				"setenv bootargs ${bootargs};" \
327 				"mtdparts default;" \
328 				"draco_led 1;" \
329 				"dfu 0 nand 0;" \
330 				"draco_led 0;\0" \
331 
332 #define COMMON_ENV_NAND_BOOT \
333 		"nand_boot=echo Booting from nand; " \
334 		"if test ${upgrade_available} -eq 1; then " \
335 			"if test ${bootcount} -gt ${bootlimit}; " \
336 				"then " \
337 				"setenv upgrade_available 0;" \
338 				"setenv ${partitionset_active} true;" \
339 				"if test -n ${A}; then " \
340 					"setenv partitionset_active B; " \
341 					"env delete A; " \
342 				"fi;" \
343 				"if test -n ${B}; then " \
344 					"setenv partitionset_active A; " \
345 					"env delete B; " \
346 				"fi;" \
347 				"saveenv; " \
348 			"fi;" \
349 		"fi;" \
350 		"echo set ${partitionset_active}...;" \
351 		"run nand_args; "
352 
353 #define COMMON_ENV_NAND_CMDS	"flash_self=run nand_boot\0" \
354 				"flash_self_test=setenv testargs test; " \
355 					"run nand_boot\0" \
356 				"dfu_start=echo Preparing for dfu mode ...; " \
357 				"run dfu_args; \0"
358 
359 #define COMMON_ENV_SETTINGS \
360 	"verify=no \0" \
361 	"project_dir=targetdir\0" \
362 	"upgrade_available=0\0" \
363 	"altbootcmd=run bootcmd\0" \
364 	"bootlimit=3\0" \
365 	"partitionset_active=A\0" \
366 	"loadaddr=0x82000000\0" \
367 	"kloadaddr=0x81000000\0" \
368 	"script_addr=0x81900000\0" \
369 	"console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
370 	"nfsopts=nolock rw\0" \
371 	"ip_method=none\0" \
372 	"bootenv=uEnv.txt\0" \
373 	"bootargs_defaults=setenv bootargs " \
374 		"console=${console} " \
375 		"${testargs} " \
376 		"${optargs}\0" \
377 	"siemens_help=echo; "\
378 		"echo Type 'run flash_self' to use kernel and root " \
379 		"filesystem on memory; echo Type 'run flash_self_test' to " \
380 		"use kernel and root filesystem on memory, boot in test " \
381 		"mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
382 		"from memory and root filesystem over NFS; echo Type " \
383 		"'run net_nfs' to get Kernel over TFTP and mount root " \
384 		"filesystem over NFS; " \
385 		"echo Set partitionset_active variable to 'A' " \
386 		"or 'B' to select kernel and rootfs partition; " \
387 		"echo" \
388 		"\0"
389 
390 /*
391  * Variant 1 partition layout
392  * chip-size = 256MiB
393  *|         name |        size |           address area |
394  *-------------------------------------------------------
395  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
396  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
397  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
398  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
399  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
400  *|    uboot.env | 128.000 KiB | 0x  260000..0x  27ffff |
401  *|     kernel_a |   5.000 MiB | 0x  280000..0x  77ffff |
402  *|     kernel_b |   5.000 MiB | 0x  780000..0x  c7ffff |
403  *|      mtdoops |   8.000 MiB | 0x  c80000..0x 147ffff |
404  *|       rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
405  *-------------------------------------------------------
406  */
407 #define MTDIDS_NAME_STR		"omap2-nand.0"
408 #define MTDIDS_DEFAULT		"nand0=" MTDIDS_NAME_STR
409 #define MTDPARTS_DEFAULT_V1	"mtdparts=" MTDIDS_NAME_STR ":" \
410 					"128k(spl),"		\
411 					"128k(spl.backup1),"	\
412 					"128k(spl.backup2),"	\
413 					"128k(spl.backup3),"	\
414 					"1920k(u-boot),"	\
415 					"128k(uboot.env),"	\
416 					"5120k(kernel_a),"	\
417 					"5120k(kernel_b),"	\
418 					"8192k(mtdoops),"	\
419 					"-(rootfs)"
420 
421 #define DFU_ALT_INFO_NAND_V1 \
422 	"spl part 0 1;" \
423 	"spl.backup1 part 0 2;" \
424 	"spl.backup2 part 0 3;" \
425 	"spl.backup3 part 0 4;" \
426 	"u-boot part 0 5;" \
427 	"u-boot.env part 0 6;" \
428 	"kernel_a part 0 7;" \
429 	"kernel_b part 0 8;" \
430 	"rootfs partubi 0 10"
431 
432 #define CONFIG_ENV_SETTINGS_NAND_V1 \
433 	"nand_active_ubi_vol=rootfs_a\0" \
434 	"nand_active_ubi_vol_A=rootfs_a\0" \
435 	"nand_active_ubi_vol_B=rootfs_b\0" \
436 	"nand_root_fs_type=ubifs rootwait=1\0" \
437 	"nand_src_addr=0x280000\0" \
438 	"nand_src_addr_A=0x280000\0" \
439 	"nand_src_addr_B=0x780000\0" \
440 	"nand_args=run bootargs_defaults;" \
441 		"mtdparts default;" \
442 		"setenv ${partitionset_active} true;" \
443 		"if test -n ${A}; then " \
444 			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
445 			"setenv nand_src_addr ${nand_src_addr_A};" \
446 		"fi;" \
447 		"if test -n ${B}; then " \
448 			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
449 			"setenv nand_src_addr ${nand_src_addr_B};" \
450 		"fi;" \
451 		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
452 		"ubi.mtd=9,2048;" \
453 		"setenv bootargs ${bootargs} " \
454 		"root=${nand_root} noinitrd ${mtdparts} " \
455 		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
456 		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
457 		"=mtdoops\0" \
458 	COMMON_ENV_DFU_ARGS \
459 		"dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
460 	COMMON_ENV_NAND_BOOT \
461 		"nand read.i ${kloadaddr} ${nand_src_addr} " \
462 		"${nand_img_size}; bootm ${kloadaddr}\0" \
463 	COMMON_ENV_NAND_CMDS
464 
465 #define CONFIG_ENV_SETTINGS_V1 \
466 		COMMON_ENV_SETTINGS \
467 	"net_args=run bootargs_defaults;" \
468 		"mtdparts default;" \
469 		"setenv bootfile ${project_dir}/kernel/uImage;" \
470 		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
471 		"setenv bootargs ${bootargs} " \
472 		"root=/dev/nfs ${mtdparts} " \
473 		"nfsroot=${serverip}:${rootpath},${nfsopts} " \
474 		"ip=${ipaddr}:${serverip}:" \
475 		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
476 	"net_nfs=echo Booting from network ...; " \
477 		"run net_args; " \
478 		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
479 		"bootm ${kloadaddr}\0"
480 
481 /*
482  * Variant 2 partition layout
483  * chip-size = 256MiB or 512 MiB
484  *|         name |        size |           address area |
485  *-------------------------------------------------------
486  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
487  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
488  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
489  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
490  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
491  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
492  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
493  *|      mtdoops | 512.000 KiB | 0x  360000..0x  3dffff |
494  *| (256) rootfs | 252.125 MiB | 0x  3E0000..0x fffffff |
495  *| (512) rootfs | 508.125 MiB | 0x  3E0000..0x1fffffff |
496  *-------------------------------------------------------
497  */
498 
499 #define MTDPARTS_DEFAULT_V2	"mtdparts=" MTDIDS_NAME_STR ":" \
500 					"128k(spl)," \
501 					"128k(spl.backup1)," \
502 					"128k(spl.backup2)," \
503 					"128k(spl.backup3)," \
504 					"1920k(u-boot)," \
505 					"512k(u-boot.env0)," \
506 					"512k(u-boot.env1)," \
507 					"512k(mtdoops)," \
508 					"-(rootfs)"
509 
510 
511 #define DFU_ALT_INFO_NAND_V2 \
512 	"spl part 0 1;" \
513 	"spl.backup1 part 0 2;" \
514 	"spl.backup2 part 0 3;" \
515 	"spl.backup3 part 0 4;" \
516 	"u-boot part 0 5;" \
517 	"u-boot.env0 part 0 6;" \
518 	"u-boot.env1 part 0 7;" \
519 	"rootfs partubi 0 9" \
520 
521 #define CONFIG_ENV_SETTINGS_NAND_V2 \
522 	"nand_active_ubi_vol=rootfs_a\0" \
523 	"rootfs_name=rootfs\0" \
524 	"kernel_name=uImage\0"\
525 	"nand_root_fs_type=ubifs rootwait=1\0" \
526 	"nand_args=run bootargs_defaults;" \
527 		"mtdparts default;" \
528 		"setenv ${partitionset_active} true;" \
529 		"if test -n ${A}; then " \
530 			"setenv nand_active_ubi_vol ${rootfs_name}_a;" \
531 		"fi;" \
532 		"if test -n ${B}; then " \
533 			"setenv nand_active_ubi_vol ${rootfs_name}_b;" \
534 		"fi;" \
535 		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
536 		"ubi.mtd=rootfs,2048;" \
537 		"setenv bootargs ${bootargs} " \
538 		"root=${nand_root} noinitrd ${mtdparts} " \
539 		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
540 		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
541 		"=mtdoops\0" \
542 	COMMON_ENV_DFU_ARGS \
543 		"dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
544 	COMMON_ENV_NAND_BOOT \
545 		"ubi part rootfs 2048;" \
546 		"ubifsmount ubi0:${nand_active_ubi_vol};" \
547 		"ubifsload ${kloadaddr} boot/${kernel_name};" \
548 		"ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
549 		"bootm ${kloadaddr} - ${loadaddr}\0" \
550 	"nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
551 		"bootm ${kloadaddr} - ${loadaddr}\0" \
552 	COMMON_ENV_NAND_CMDS
553 
554 #define CONFIG_ENV_SETTINGS_V2 \
555 		COMMON_ENV_SETTINGS \
556 	"net_args=run bootargs_defaults;" \
557 		"mtdparts default;" \
558 		"setenv bootfile ${project_dir}/kernel/uImage;" \
559 		"setenv bootdtb ${project_dir}/kernel/dtb;" \
560 		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
561 		"setenv bootargs ${bootargs} " \
562 		"root=/dev/nfs ${mtdparts} " \
563 		"nfsroot=${serverip}:${rootpath},${nfsopts} " \
564 		"ip=${ipaddr}:${serverip}:" \
565 		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
566 	"net_nfs=echo Booting from network ...; " \
567 		"run net_args; " \
568 		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
569 		"tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
570 		"bootm ${kloadaddr} - ${loadaddr}\0"
571 
572 /*
573  * Variant 3 partition layout
574  * chip-size = 512MiB
575  *|         name |        size |           address area |
576  *-------------------------------------------------------
577  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
578  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
579  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
580  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
581  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
582  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
583  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
584  *|       rootfs | 300.000 MiB | 0x  360000..0x12f5ffff |
585  *|      mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
586  *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
587  *-------------------------------------------------------
588  */
589 
590 #define MTDPARTS_DEFAULT_V3	"mtdparts=" MTDIDS_NAME_STR ":" \
591 					"128k(spl),"		\
592 					"128k(spl.backup1),"	\
593 					"128k(spl.backup2),"	\
594 					"128k(spl.backup3),"	\
595 					"1920k(u-boot),"	\
596 					"512k(u-boot.env0),"	\
597 					"512k(u-boot.env1),"	\
598 					"300m(rootfs),"		\
599 					"512k(mtdoops),"	\
600 					"-(configuration)"
601 
602 
603 #define CONFIG_NAND_OMAP_GPMC
604 #define CONFIG_NAND_OMAP_ELM
605 #define CONFIG_SYS_NAND_BASE		(0x08000000)	/* physical address */
606 							/* to access nand at */
607 							/* CS0 */
608 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND
609 							   devices */
610 #if !defined(CONFIG_SPI_BOOT)
611 #undef CONFIG_ENV_IS_NOWHERE
612 #define CONFIG_ENV_IS_IN_NAND
613 #define CONFIG_ENV_OFFSET		0x260000 /* environment starts here */
614 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
615 #endif
616 #endif
617 
618 #define CONFIG_OMAP_GPIO
619 
620 /* Gpio cmd support */
621 #define CONFIG_CMD_GPIO
622 
623 /* Watchdog */
624 #define CONFIG_HW_WATCHDOG
625 
626 /* Reboot after 60 sec if bootcmd fails */
627 #define CONFIG_RESET_TO_RETRY
628 #define CONFIG_BOOT_RETRY_TIME 60
629 
630 #define CONFIG_BOOTCOUNT_LIMIT
631 #define CONFIG_BOOTCOUNT_ENV
632 
633 /* Enable Device-Tree (FDT) support */
634 #define CONFIG_OF_LIBFDT
635 #define CONFIG_CMD_FDT
636 
637 #endif	/* ! __CONFIG_SIEMENS_AM33X_COMMON_H */
638