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_HUSH_PS2	"> "
31 #define CONFIG_BOARD_LATE_INIT
32 #define CONFIG_SYS_NO_FLASH
33 #ifdef CONFIG_SIEMENS_MACH_TYPE
34 #define CONFIG_MACH_TYPE		CONFIG_SIEMENS_MACH_TYPE
35 #endif
36 
37 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
38 #define CONFIG_SETUP_MEMORY_TAGS
39 #define CONFIG_INITRD_TAG
40 
41 #define CONFIG_SYS_CACHELINE_SIZE       64
42 
43 /* commands to include */
44 #define CONFIG_CMD_ASKENV
45 #define CONFIG_CMD_CACHE
46 #define CONFIG_CMD_TIME
47 
48 #define CONFIG_SYS_GENERIC_BOARD
49 
50 #define CONFIG_ENV_VARS_UBOOT_CONFIG
51 #ifndef CONFIG_SPL_BUILD
52 #define CONFIG_ROOTPATH		"/opt/eldk"
53 #endif
54 
55 #define CONFIG_ENV_OVERWRITE		1
56 #define CONFIG_ENV_IS_NOWHERE
57 
58 #define CONFIG_SYS_LONGHELP
59 #define CONFIG_CMDLINE_EDITING
60 #define CONFIG_AUTO_COMPLETE
61 #define CONFIG_SYS_AUTOLOAD	"yes"
62 
63 /* Clock Defines */
64 #define V_OSCK				24000000  /* Clock output from T2 */
65 #define V_SCLK				(V_OSCK)
66 
67 /* We set the max number of command args high to avoid HUSH bugs. */
68 #define CONFIG_SYS_MAXARGS		32
69 
70 /* Console I/O Buffer Size */
71 #define CONFIG_SYS_CBSIZE		1024
72 
73 /* Print Buffer Size */
74 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE \
75 					+ sizeof(CONFIG_SYS_PROMPT) + 16)
76 
77 /* Boot Argument Buffer Size */
78 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
79 
80 /*
81  * memtest works on 8 MB in DRAM after skipping 32MB from
82  * start addr of ram disk
83  */
84 #define CONFIG_SYS_MEMTEST_START	(PHYS_DRAM_1 + (64 * 1024 * 1024))
85 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START \
86 					+ (8 * 1024 * 1024))
87 
88 #define CONFIG_SYS_LOAD_ADDR		0x81000000 /* Default load address */
89 
90 #define CONFIG_MMC
91 #define CONFIG_GENERIC_MMC
92 #define CONFIG_OMAP_HSMMC
93 #define CONFIG_CMD_MMC
94 #define CONFIG_DOS_PARTITION
95 #define CONFIG_CMD_FAT
96 #define CONFIG_CMD_EXT2
97 
98 #define CONFIG_SPI
99 #define CONFIG_OMAP3_SPI
100 #define CONFIG_MTD_DEVICE
101 #define CONFIG_SPI_FLASH_WINBOND
102 #define CONFIG_CMD_SF
103 #define CONFIG_SF_DEFAULT_SPEED		(75000000)
104 
105  /* Physical Memory Map */
106 #define CONFIG_NR_DRAM_BANKS		1		/*  1 bank of DRAM */
107 #define PHYS_DRAM_1			0x80000000	/* DRAM Bank #1 */
108 
109 #define CONFIG_SYS_SDRAM_BASE		PHYS_DRAM_1
110 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
111 						GENERATED_GBL_DATA_SIZE)
112  /* Platform/Board specific defs */
113 #define CONFIG_SYS_TIMERBASE		0x48040000	/* Use Timer2 */
114 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
115 
116 /* NS16550 Configuration */
117 #define CONFIG_SYS_NS16550
118 #define CONFIG_SYS_NS16550_SERIAL
119 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
120 #define CONFIG_SYS_NS16550_CLK		(48000000)
121 #define CONFIG_SYS_NS16550_COM1		0x44e09000
122 #define CONFIG_SYS_NS16550_COM4		0x481a6000
123 
124 #define CONFIG_BAUDRATE		115200
125 
126 #define CONFIG_SYS_CONSOLE_INFO_QUIET
127 #define CONFIG_SERIAL1                  1
128 #define CONFIG_CONS_INDEX               1
129 
130 /* I2C Configuration */
131 #define CONFIG_I2C
132 #define CONFIG_CMD_I2C
133 #define CONFIG_SYS_I2C
134 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
135 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
136 #define CONFIG_SYS_I2C_OMAP24XX
137 
138 /* Defines for SPL */
139 #define CONFIG_SPL_FRAMEWORK
140 #define CONFIG_SPL_TEXT_BASE		0x402F0400
141 #define CONFIG_SPL_MAX_SIZE		(101 * 1024)
142 
143 #define CONFIG_SPL_BSS_START_ADDR	0x80000000
144 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KB */
145 
146 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	0x300 /* address 0x60000 */
147 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
148 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME	"u-boot.img"
149 #define CONFIG_SPL_MMC_SUPPORT
150 #define CONFIG_SPL_FAT_SUPPORT
151 #define CONFIG_FS_FAT
152 #define CONFIG_SPL_I2C_SUPPORT
153 
154 #define CONFIG_SPL_LIBCOMMON_SUPPORT
155 #define CONFIG_SPL_LIBDISK_SUPPORT
156 #define CONFIG_SPL_LIBGENERIC_SUPPORT
157 #define CONFIG_SPL_SERIAL_SUPPORT
158 #define CONFIG_SPL_YMODEM_SUPPORT
159 
160 #define CONFIG_SPL_GPIO_SUPPORT
161 #define CONFIG_SPL_WATCHDOG_SUPPORT
162 
163 #define CONFIG_SPL_SPI_SUPPORT
164 #define CONFIG_SPL_SPI_FLASH_SUPPORT
165 #define CONFIG_SPL_SPI_LOAD
166 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000
167 
168 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
169 
170 #define CONFIG_SPL_BOARD_INIT
171 #define CONFIG_SPL_NAND_AM33XX_BCH
172 #define CONFIG_SPL_NAND_SUPPORT
173 #define CONFIG_SPL_NAND_BASE
174 #define CONFIG_SPL_NAND_DRIVERS
175 #define CONFIG_SPL_NAND_ECC
176 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
177 #define CONFIG_SYS_NAND_PAGE_COUNT	(CONFIG_SYS_NAND_BLOCK_SIZE / \
178 					 CONFIG_SYS_NAND_PAGE_SIZE)
179 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
180 #define CONFIG_SYS_NAND_OOBSIZE		64
181 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
182 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
183 #define CONFIG_SYS_NAND_ECCPOS		{ 2, 3, 4, 5, 6, 7, 8, 9, \
184 					 10, 11, 12, 13, 14, 15, 16, 17, \
185 					 18, 19, 20, 21, 22, 23, 24, 25, \
186 					 26, 27, 28, 29, 30, 31, 32, 33, \
187 					 34, 35, 36, 37, 38, 39, 40, 41, \
188 					 42, 43, 44, 45, 46, 47, 48, 49, \
189 					 50, 51, 52, 53, 54, 55, 56, 57, }
190 
191 #define CONFIG_SYS_NAND_ECCSIZE		512
192 #define CONFIG_SYS_NAND_ECCBYTES	14
193 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW
194 
195 #define CONFIG_SYS_NAND_ECCSTEPS	4
196 #define	CONFIG_SYS_NAND_ECCTOTAL	(CONFIG_SYS_NAND_ECCBYTES * \
197 						CONFIG_SYS_NAND_ECCSTEPS)
198 
199 #define	CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
200 
201 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
202 
203 /*
204  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
205  * 64 bytes before this address should be set aside for u-boot.img's
206  * header. That is 0x800FFFC0--0x80100000 should not be used for any
207  * other needs.
208  */
209 #define CONFIG_SYS_TEXT_BASE		0x80100000
210 #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
211 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
212 
213 /*
214  * Since SPL did pll and ddr initialization for us,
215  * we don't need to do it twice.
216  */
217 #ifndef CONFIG_SPL_BUILD
218 #define CONFIG_SKIP_LOWLEVEL_INIT
219 #endif
220 
221 #ifndef CONFIG_SPL_BUILD
222 /*
223  * USB configuration
224  */
225 #define CONFIG_USB_MUSB_DSPS
226 #define CONFIG_ARCH_MISC_INIT
227 #define CONFIG_USB_MUSB_GADGET
228 #define CONFIG_USB_MUSB_PIO_ONLY
229 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
230 #undef CONFIG_USB_GADGET_DUALSPEED
231 #define CONFIG_USB_GADGET_VBUS_DRAW	2
232 #define CONFIG_USB_MUSB_HOST
233 
234 #define CONFIG_AM335X_USB0
235 #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
236 #define CONFIG_AM335X_USB1
237 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
238 #ifdef CONFIG_USB_MUSB_HOST
239 #define CONFIG_CMD_USB
240 #define CONFIG_USB_STORAGE
241 #endif
242 
243 #ifdef CONFIG_USB_MUSB_GADGET
244 #define CONFIG_USB_ETHER
245 #define CONFIG_USB_ETH_RNDIS
246 #define CONFIG_USBNET_HOST_ADDR	"de:ad:be:af:00:00"
247 #endif /* CONFIG_USB_MUSB_GADGET */
248 
249 #define CONFIG_USB_GADGET
250 #define CONFIG_USB_GADGET_DOWNLOAD
251 
252 /* USB DRACO ID as default */
253 #define CONFIG_USBD_HS
254 #define CONFIG_G_DNL_VENDOR_NUM 0x0908
255 #define CONFIG_G_DNL_PRODUCT_NUM 0x02d2
256 #define CONFIG_G_DNL_MANUFACTURER "Siemens AG"
257 
258 /* USB Device Firmware Update support */
259 #define CONFIG_USB_FUNCTION_DFU
260 #define CONFIG_DFU_NAND
261 #define CONFIG_CMD_DFU
262 #define CONFIG_SYS_DFU_DATA_BUF_SIZE	(1 << 20)
263 #define DFU_MANIFEST_POLL_TIMEOUT	25000
264 
265 #endif /* CONFIG_SPL_BUILD */
266 
267 /*
268  * Default to using SPI for environment, etc.  We have multiple copies
269  * of SPL as the ROM will check these locations.
270  * 0x0 - 0x20000 : First copy of SPL
271  * 0x20000 - 0x40000 : Second copy of SPL
272  * 0x40000 - 0x60000 : Third copy of SPL
273  * 0x60000 - 0x80000 : Fourth copy of SPL
274  * 0x80000 - 0xDF000 : U-Boot
275  * 0xDF000 - 0xE0000 : U-Boot Environment
276  * 0xE0000 - 0x442000 : Linux Kernel
277  * 0x442000 - 0x800000 : Userland
278  */
279 #if defined(CONFIG_SPI_BOOT)
280 # undef CONFIG_ENV_IS_NOWHERE
281 # define CONFIG_ENV_IS_IN_SPI_FLASH
282 # define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
283 # define CONFIG_ENV_OFFSET		(892 << 10) /* 892 KiB in */
284 # define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
285 #endif /* SPI support */
286 
287 /* Unsupported features */
288 #undef CONFIG_USE_IRQ
289 
290 #define CONFIG_CMD_DHCP
291 #define CONFIG_CMD_PING
292 #define CONFIG_DRIVER_TI_CPSW
293 #define CONFIG_MII
294 #define CONFIG_PHY_GIGE
295 #define CONFIG_PHYLIB
296 #define CONFIG_CMD_MII
297 #define CONFIG_BOOTP_DEFAULT
298 #define CONFIG_BOOTP_DNS
299 #define CONFIG_BOOTP_DNS2
300 #define CONFIG_BOOTP_SEND_HOSTNAME
301 #define CONFIG_BOOTP_GATEWAY
302 #define CONFIG_BOOTP_SUBNETMASK
303 #define CONFIG_NET_RETRY_COUNT         10
304 
305 #define CONFIG_NAND
306 /* NAND support */
307 #ifdef CONFIG_NAND
308 #define CONFIG_CMD_NAND
309 
310 /* UBI Support */
311 #ifndef CONFIG_SPL_BUILD
312 #define CONFIG_CMD_MTDPARTS
313 #define CONFIG_MTD_PARTITIONS
314 #define CONFIG_MTD_DEVICE
315 #define CONFIG_RBTREE
316 #define CONFIG_LZO
317 #define CONFIG_CMD_UBI
318 #define CONFIG_CMD_UBIFS
319 #endif
320 
321 /* Commen environment */
322 #define CONFIG_PREBOOT
323 #define COMMON_ENV_DFU_ARGS	"dfu_args=run bootargs_defaults;" \
324 				"setenv bootargs ${bootargs};" \
325 				"mtdparts default;" \
326 				"draco_led 1;" \
327 				"dfu 0 nand 0;" \
328 				"draco_led 0;\0" \
329 
330 #define COMMON_ENV_NAND_BOOT \
331 		"nand_boot=echo Booting from nand; " \
332 		"if test ${upgrade_available} -eq 1; then " \
333 			"if test ${bootcount} -gt ${bootlimit}; " \
334 				"then " \
335 				"setenv upgrade_available 0;" \
336 				"setenv ${partitionset_active} true;" \
337 				"if test -n ${A}; then " \
338 					"setenv partitionset_active B; " \
339 					"env delete A; " \
340 				"fi;" \
341 				"if test -n ${B}; then " \
342 					"setenv partitionset_active A; " \
343 					"env delete B; " \
344 				"fi;" \
345 				"saveenv; " \
346 			"fi;" \
347 		"fi;" \
348 		"echo set ${partitionset_active}...;" \
349 		"run nand_args; "
350 
351 #define COMMON_ENV_NAND_CMDS	"flash_self=run nand_boot\0" \
352 				"flash_self_test=setenv testargs test; " \
353 					"run nand_boot\0" \
354 				"dfu_start=echo Preparing for dfu mode ...; " \
355 				"run dfu_args; \0"
356 
357 #define COMMON_ENV_SETTINGS \
358 	"verify=no \0" \
359 	"project_dir=targetdir\0" \
360 	"upgrade_available=0\0" \
361 	"altbootcmd=run bootcmd\0" \
362 	"bootlimit=3\0" \
363 	"partitionset_active=A\0" \
364 	"loadaddr=0x82000000\0" \
365 	"kloadaddr=0x81000000\0" \
366 	"script_addr=0x81900000\0" \
367 	"console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
368 	"nfsopts=nolock rw\0" \
369 	"ip_method=none\0" \
370 	"bootenv=uEnv.txt\0" \
371 	"bootargs_defaults=setenv bootargs " \
372 		"console=${console} " \
373 		"${testargs} " \
374 		"${optargs}\0" \
375 	"siemens_help=echo; "\
376 		"echo Type 'run flash_self' to use kernel and root " \
377 		"filesystem on memory; echo Type 'run flash_self_test' to " \
378 		"use kernel and root filesystem on memory, boot in test " \
379 		"mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
380 		"from memory and root filesystem over NFS; echo Type " \
381 		"'run net_nfs' to get Kernel over TFTP and mount root " \
382 		"filesystem over NFS; " \
383 		"echo Set partitionset_active variable to 'A' " \
384 		"or 'B' to select kernel and rootfs partition; " \
385 		"echo" \
386 		"\0"
387 
388 /*
389  * Variant 1 partition layout
390  * chip-size = 256MiB
391  *|         name |        size |           address area |
392  *-------------------------------------------------------
393  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
394  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
395  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
396  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
397  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
398  *|    uboot.env | 128.000 KiB | 0x  260000..0x  27ffff |
399  *|     kernel_a |   5.000 MiB | 0x  280000..0x  77ffff |
400  *|     kernel_b |   5.000 MiB | 0x  780000..0x  c7ffff |
401  *|      mtdoops |   8.000 MiB | 0x  c80000..0x 147ffff |
402  *|       rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
403  *-------------------------------------------------------
404  */
405 #define MTDIDS_NAME_STR		"omap2-nand.0"
406 #define MTDIDS_DEFAULT		"nand0=" MTDIDS_NAME_STR
407 #define MTDPARTS_DEFAULT_V1	"mtdparts=" MTDIDS_NAME_STR ":" \
408 					"128k(spl),"		\
409 					"128k(spl.backup1),"	\
410 					"128k(spl.backup2),"	\
411 					"128k(spl.backup3),"	\
412 					"1920k(u-boot),"	\
413 					"128k(uboot.env),"	\
414 					"5120k(kernel_a),"	\
415 					"5120k(kernel_b),"	\
416 					"8192k(mtdoops),"	\
417 					"-(rootfs)"
418 
419 #define DFU_ALT_INFO_NAND_V1 \
420 	"spl part 0 1;" \
421 	"spl.backup1 part 0 2;" \
422 	"spl.backup2 part 0 3;" \
423 	"spl.backup3 part 0 4;" \
424 	"u-boot part 0 5;" \
425 	"u-boot.env part 0 6;" \
426 	"kernel_a part 0 7;" \
427 	"kernel_b part 0 8;" \
428 	"rootfs partubi 0 10"
429 
430 #define CONFIG_ENV_SETTINGS_NAND_V1 \
431 	"nand_active_ubi_vol=rootfs_a\0" \
432 	"nand_active_ubi_vol_A=rootfs_a\0" \
433 	"nand_active_ubi_vol_B=rootfs_b\0" \
434 	"nand_root_fs_type=ubifs rootwait=1\0" \
435 	"nand_src_addr=0x280000\0" \
436 	"nand_src_addr_A=0x280000\0" \
437 	"nand_src_addr_B=0x780000\0" \
438 	"nand_args=run bootargs_defaults;" \
439 		"mtdparts default;" \
440 		"setenv ${partitionset_active} true;" \
441 		"if test -n ${A}; then " \
442 			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
443 			"setenv nand_src_addr ${nand_src_addr_A};" \
444 		"fi;" \
445 		"if test -n ${B}; then " \
446 			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
447 			"setenv nand_src_addr ${nand_src_addr_B};" \
448 		"fi;" \
449 		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
450 		"ubi.mtd=9,2048;" \
451 		"setenv bootargs ${bootargs} " \
452 		"root=${nand_root} noinitrd ${mtdparts} " \
453 		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
454 		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
455 		"=mtdoops\0" \
456 	COMMON_ENV_DFU_ARGS \
457 		"dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
458 	COMMON_ENV_NAND_BOOT \
459 		"nand read.i ${kloadaddr} ${nand_src_addr} " \
460 		"${nand_img_size}; bootm ${kloadaddr}\0" \
461 	COMMON_ENV_NAND_CMDS
462 
463 #define CONFIG_ENV_SETTINGS_V1 \
464 		COMMON_ENV_SETTINGS \
465 	"net_args=run bootargs_defaults;" \
466 		"mtdparts default;" \
467 		"setenv bootfile ${project_dir}/kernel/uImage;" \
468 		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
469 		"setenv bootargs ${bootargs} " \
470 		"root=/dev/nfs ${mtdparts} " \
471 		"nfsroot=${serverip}:${rootpath},${nfsopts} " \
472 		"ip=${ipaddr}:${serverip}:" \
473 		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
474 	"net_nfs=echo Booting from network ...; " \
475 		"run net_args; " \
476 		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
477 		"bootm ${kloadaddr}\0"
478 
479 /*
480  * Variant 2 partition layout
481  * chip-size = 256MiB or 512 MiB
482  *|         name |        size |           address area |
483  *-------------------------------------------------------
484  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
485  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
486  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
487  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
488  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
489  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
490  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
491  *|      mtdoops | 512.000 KiB | 0x  360000..0x  3dffff |
492  *| (256) rootfs | 252.125 MiB | 0x  3E0000..0x fffffff |
493  *| (512) rootfs | 508.125 MiB | 0x  3E0000..0x1fffffff |
494  *-------------------------------------------------------
495  */
496 
497 #define MTDPARTS_DEFAULT_V2	"mtdparts=" MTDIDS_NAME_STR ":" \
498 					"128k(spl)," \
499 					"128k(spl.backup1)," \
500 					"128k(spl.backup2)," \
501 					"128k(spl.backup3)," \
502 					"1920k(u-boot)," \
503 					"512k(u-boot.env0)," \
504 					"512k(u-boot.env1)," \
505 					"512k(mtdoops)," \
506 					"-(rootfs)"
507 
508 
509 #define DFU_ALT_INFO_NAND_V2 \
510 	"spl part 0 1;" \
511 	"spl.backup1 part 0 2;" \
512 	"spl.backup2 part 0 3;" \
513 	"spl.backup3 part 0 4;" \
514 	"u-boot part 0 5;" \
515 	"u-boot.env0 part 0 6;" \
516 	"u-boot.env1 part 0 7;" \
517 	"rootfs partubi 0 9" \
518 
519 #define CONFIG_ENV_SETTINGS_NAND_V2 \
520 	"nand_active_ubi_vol=rootfs_a\0" \
521 	"rootfs_name=rootfs\0" \
522 	"kernel_name=uImage\0"\
523 	"nand_root_fs_type=ubifs rootwait=1\0" \
524 	"nand_args=run bootargs_defaults;" \
525 		"mtdparts default;" \
526 		"setenv ${partitionset_active} true;" \
527 		"if test -n ${A}; then " \
528 			"setenv nand_active_ubi_vol ${rootfs_name}_a;" \
529 		"fi;" \
530 		"if test -n ${B}; then " \
531 			"setenv nand_active_ubi_vol ${rootfs_name}_b;" \
532 		"fi;" \
533 		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
534 		"ubi.mtd=rootfs,2048;" \
535 		"setenv bootargs ${bootargs} " \
536 		"root=${nand_root} noinitrd ${mtdparts} " \
537 		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
538 		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
539 		"=mtdoops\0" \
540 	COMMON_ENV_DFU_ARGS \
541 		"dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
542 	COMMON_ENV_NAND_BOOT \
543 		"ubi part rootfs 2048;" \
544 		"ubifsmount ubi0:${nand_active_ubi_vol};" \
545 		"ubifsload ${kloadaddr} boot/${kernel_name};" \
546 		"ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
547 		"bootm ${kloadaddr} - ${loadaddr}\0" \
548 	"nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
549 		"bootm ${kloadaddr} - ${loadaddr}\0" \
550 	COMMON_ENV_NAND_CMDS
551 
552 #define CONFIG_ENV_SETTINGS_V2 \
553 		COMMON_ENV_SETTINGS \
554 	"net_args=run bootargs_defaults;" \
555 		"mtdparts default;" \
556 		"setenv bootfile ${project_dir}/kernel/uImage;" \
557 		"setenv bootdtb ${project_dir}/kernel/dtb;" \
558 		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
559 		"setenv bootargs ${bootargs} " \
560 		"root=/dev/nfs ${mtdparts} " \
561 		"nfsroot=${serverip}:${rootpath},${nfsopts} " \
562 		"ip=${ipaddr}:${serverip}:" \
563 		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
564 	"net_nfs=echo Booting from network ...; " \
565 		"run net_args; " \
566 		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
567 		"tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
568 		"bootm ${kloadaddr} - ${loadaddr}\0"
569 
570 /*
571  * Variant 3 partition layout
572  * chip-size = 512MiB
573  *|         name |        size |           address area |
574  *-------------------------------------------------------
575  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
576  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
577  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
578  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
579  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
580  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
581  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
582  *|       rootfs | 300.000 MiB | 0x  360000..0x12f5ffff |
583  *|      mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
584  *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
585  *-------------------------------------------------------
586  */
587 
588 #define MTDPARTS_DEFAULT_V3	"mtdparts=" MTDIDS_NAME_STR ":" \
589 					"128k(spl),"		\
590 					"128k(spl.backup1),"	\
591 					"128k(spl.backup2),"	\
592 					"128k(spl.backup3),"	\
593 					"1920k(u-boot),"	\
594 					"512k(u-boot.env0),"	\
595 					"512k(u-boot.env1),"	\
596 					"300m(rootfs),"		\
597 					"512k(mtdoops),"	\
598 					"-(configuration)"
599 
600 
601 #define CONFIG_NAND_OMAP_GPMC
602 #define CONFIG_NAND_OMAP_ELM
603 #define CONFIG_SYS_NAND_BASE		(0x08000000)	/* physical address */
604 							/* to access nand at */
605 							/* CS0 */
606 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND
607 							   devices */
608 #if !defined(CONFIG_SPI_BOOT)
609 #undef CONFIG_ENV_IS_NOWHERE
610 #define CONFIG_ENV_IS_IN_NAND
611 #define CONFIG_ENV_OFFSET		0x260000 /* environment starts here */
612 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
613 #endif
614 #endif
615 
616 #define CONFIG_OMAP_GPIO
617 
618 /* Gpio cmd support */
619 #define CONFIG_CMD_GPIO
620 
621 /* Watchdog */
622 #define CONFIG_HW_WATCHDOG
623 
624 /* Reboot after 60 sec if bootcmd fails */
625 #define CONFIG_RESET_TO_RETRY
626 #define CONFIG_BOOT_RETRY_TIME 60
627 
628 #define CONFIG_BOOTCOUNT_LIMIT
629 #define CONFIG_BOOTCOUNT_ENV
630 
631 /* Enable Device-Tree (FDT) support */
632 #define CONFIG_OF_LIBFDT
633 #define CONFIG_CMD_FDT
634 
635 #endif	/* ! __CONFIG_SIEMENS_AM33X_COMMON_H */
636