1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * siemens am33x common board options
4 * (C) Copyright 2013 Siemens Schweiz AG
5 * (C) Heiko Schocher, DENX Software Engineering, hs@denx.de.
8 * U-Boot file:/include/configs/am335x_evm.h
10 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
13 #ifndef __CONFIG_SIEMENS_AM33X_COMMON_H
14 #define __CONFIG_SIEMENS_AM33X_COMMON_H
16 #include <asm/arch/omap.h>
18 #define CONFIG_DMA_COHERENT
19 #define CONFIG_DMA_COHERENT_SIZE (1 << 20)
21 #define CONFIG_SYS_MALLOC_LEN (16 * 1024 * 1024)
22 #ifdef CONFIG_SIEMENS_MACH_TYPE
23 #define CONFIG_MACH_TYPE CONFIG_SIEMENS_MACH_TYPE
26 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
27 #define CONFIG_SETUP_MEMORY_TAGS
28 #define CONFIG_INITRD_TAG
30 /* commands to include */
32 #ifndef CONFIG_SPL_BUILD
33 #define CONFIG_ROOTPATH "/opt/eldk"
36 #define CONFIG_SYS_AUTOLOAD "yes"
39 #define V_OSCK 24000000 /* Clock output from T2 */
40 #define V_SCLK (V_OSCK)
42 /* We set the max number of command args high to avoid HUSH bugs. */
43 #define CONFIG_SYS_MAXARGS 32
45 /* Console I/O Buffer Size */
46 #define CONFIG_SYS_CBSIZE 1024
48 /* Boot Argument Buffer Size */
49 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
52 * memtest works on 8 MB in DRAM after skipping 32MB from
53 * start addr of ram disk
56 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
58 /* Physical Memory Map */
59 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
61 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
62 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
63 GENERATED_GBL_DATA_SIZE)
64 /* Platform/Board specific defs */
65 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
66 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
68 /* NS16550 Configuration */
69 #define CONFIG_SYS_NS16550_SERIAL
70 #define CONFIG_SYS_NS16550_CLK (48000000)
71 #define CONFIG_SYS_NS16550_COM1 0x44e09000
72 #define CONFIG_SYS_NS16550_COM4 0x481a6000
75 /* I2C Configuration */
77 #define CONFIG_SYS_I2C
80 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
83 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
84 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
86 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
88 #define CONFIG_SYS_NAND_ONFI_DETECTION
89 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
90 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
91 CONFIG_SYS_NAND_PAGE_SIZE)
92 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
93 #define CONFIG_SYS_NAND_OOBSIZE 64
94 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
95 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
96 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
97 10, 11, 12, 13, 14, 15, 16, 17, \
98 18, 19, 20, 21, 22, 23, 24, 25, \
99 26, 27, 28, 29, 30, 31, 32, 33, \
100 34, 35, 36, 37, 38, 39, 40, 41, \
101 42, 43, 44, 45, 46, 47, 48, 49, \
102 50, 51, 52, 53, 54, 55, 56, 57, }
104 #define CONFIG_SYS_NAND_ECCSIZE 512
105 #define CONFIG_SYS_NAND_ECCBYTES 14
106 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
108 #define CONFIG_SYS_NAND_ECCSTEPS 4
109 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \
110 CONFIG_SYS_NAND_ECCSTEPS)
112 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
114 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
117 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
118 * 64 bytes before this address should be set aside for u-boot.img's
119 * header. That is 0x800FFFC0--0x80100000 should not be used for any
122 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
123 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
126 * Since SPL did pll and ddr initialization for us,
127 * we don't need to do it twice.
129 #ifndef CONFIG_SPL_BUILD
130 #define CONFIG_SKIP_LOWLEVEL_INIT
133 #ifndef CONFIG_SPL_BUILD
137 #define CONFIG_AM335X_USB0
138 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
139 #define CONFIG_AM335X_USB1
140 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
142 /* USB DRACO ID as default */
143 #define CONFIG_USBD_HS
145 /* USB Device Firmware Update support */
146 #define DFU_MANIFEST_POLL_TIMEOUT 25000
148 #endif /* CONFIG_SPL_BUILD */
151 * Default to using SPI for environment, etc. We have multiple copies
152 * of SPL as the ROM will check these locations.
153 * 0x0 - 0x20000 : First copy of SPL
154 * 0x20000 - 0x40000 : Second copy of SPL
155 * 0x40000 - 0x60000 : Third copy of SPL
156 * 0x60000 - 0x80000 : Fourth copy of SPL
157 * 0x80000 - 0xDF000 : U-Boot
158 * 0xDF000 - 0xE0000 : U-Boot Environment
159 * 0xE0000 - 0x442000 : Linux Kernel
160 * 0x442000 - 0x800000 : Userland
163 #define CONFIG_NET_RETRY_COUNT 10
166 #ifdef CONFIG_MTD_RAW_NAND
169 /* Commen environment */
170 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \
171 "setenv bootargs ${bootargs};" \
172 "mtdparts default;" \
177 #define COMMON_ENV_NAND_BOOT \
178 "nand_boot=echo Booting from nand; " \
179 "if test ${upgrade_available} -eq 1; then " \
180 "if test ${bootcount} -gt ${bootlimit}; " \
182 "setenv upgrade_available 0;" \
183 "setenv ${partitionset_active} true;" \
184 "if test -n ${A}; then " \
185 "setenv partitionset_active B; " \
188 "if test -n ${B}; then " \
189 "setenv partitionset_active A; " \
195 "echo set ${partitionset_active}...;" \
198 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \
199 "flash_self_test=setenv testargs test; " \
201 "dfu_start=echo Preparing for dfu mode ...; " \
204 #define COMMON_ENV_SETTINGS \
206 "project_dir=targetdir\0" \
207 "upgrade_available=0\0" \
208 "altbootcmd=run bootcmd\0" \
209 "partitionset_active=A\0" \
210 "loadaddr=0x82000000\0" \
211 "kloadaddr=0x81000000\0" \
212 "script_addr=0x81900000\0" \
213 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
214 "nfsopts=nolock rw\0" \
216 "bootenv=uEnv.txt\0" \
217 "bootargs_defaults=setenv bootargs " \
218 "console=${console} " \
221 "siemens_help=echo; "\
222 "echo Type 'run flash_self' to use kernel and root " \
223 "filesystem on memory; echo Type 'run flash_self_test' to " \
224 "use kernel and root filesystem on memory, boot in test " \
225 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
226 "from memory and root filesystem over NFS; echo Type " \
227 "'run net_nfs' to get Kernel over TFTP and mount root " \
228 "filesystem over NFS; " \
229 "echo Set partitionset_active variable to 'A' " \
230 "or 'B' to select kernel and rootfs partition; " \
235 * Variant 1 partition layout
237 *| name | size | address area |
238 *-------------------------------------------------------
239 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
240 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
241 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
242 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
243 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
244 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff |
245 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff |
246 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff |
247 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff |
248 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
249 *-------------------------------------------------------
251 "mtdparts=omap2-nand.0:" \
253 "128k(spl.backup1)," \
254 "128k(spl.backup2)," \
255 "128k(spl.backup3)," \
264 #define DFU_ALT_INFO_NAND_V1 \
266 "spl.backup1 part 0 2;" \
267 "spl.backup2 part 0 3;" \
268 "spl.backup3 part 0 4;" \
270 "u-boot.env part 0 6;" \
271 "kernel_a part 0 7;" \
272 "kernel_b part 0 8;" \
273 "rootfs partubi 0 10"
275 #define CONFIG_ENV_SETTINGS_NAND_V1 \
276 "nand_active_ubi_vol=rootfs_a\0" \
277 "nand_active_ubi_vol_A=rootfs_a\0" \
278 "nand_active_ubi_vol_B=rootfs_b\0" \
279 "nand_root_fs_type=ubifs rootwait=1\0" \
280 "nand_src_addr=0x280000\0" \
281 "nand_src_addr_A=0x280000\0" \
282 "nand_src_addr_B=0x780000\0" \
283 "nand_args=run bootargs_defaults;" \
284 "mtdparts default;" \
285 "setenv ${partitionset_active} true;" \
286 "if test -n ${A}; then " \
287 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
288 "setenv nand_src_addr ${nand_src_addr_A};" \
290 "if test -n ${B}; then " \
291 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
292 "setenv nand_src_addr ${nand_src_addr_B};" \
294 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
295 "ubi.mtd=9,${ubi_off};" \
296 "setenv bootargs ${bootargs} " \
297 "root=${nand_root} noinitrd ${mtdparts} " \
298 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
299 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
301 COMMON_ENV_DFU_ARGS \
302 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
303 COMMON_ENV_NAND_BOOT \
304 "nand read.i ${kloadaddr} ${nand_src_addr} " \
305 "${nand_img_size}; bootm ${kloadaddr}\0" \
308 #define CONFIG_ENV_SETTINGS_V1 \
309 COMMON_ENV_SETTINGS \
310 "net_args=run bootargs_defaults;" \
311 "mtdparts default;" \
312 "setenv bootfile ${project_dir}/kernel/uImage;" \
313 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
314 "setenv bootargs ${bootargs} " \
315 "root=/dev/nfs ${mtdparts} " \
316 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
317 "ip=${ipaddr}:${serverip}:" \
318 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
319 "net_nfs=echo Booting from network ...; " \
321 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
322 "bootm ${kloadaddr}\0"
325 * Variant 2 partition layout (default)
326 * chip-size = 256MiB or 512 MiB
327 *| name | size | address area |
328 *-------------------------------------------------------
329 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
330 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
331 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
332 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
333 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
334 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
335 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
336 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff |
337 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff |
338 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff |
339 *-------------------------------------------------------
342 #define DFU_ALT_INFO_NAND_V2 \
344 "spl.backup1 part 0 2;" \
345 "spl.backup2 part 0 3;" \
346 "spl.backup3 part 0 4;" \
348 "u-boot.env0 part 0 6;" \
349 "u-boot.env1 part 0 7;" \
350 "rootfs partubi 0 9" \
352 #define CONFIG_ENV_SETTINGS_NAND_V2 \
353 "nand_active_ubi_vol=rootfs_a\0" \
354 "rootfs_name=rootfs\0" \
355 "kernel_name=uImage\0"\
356 "nand_root_fs_type=ubifs rootwait=1\0" \
357 "nand_args=run bootargs_defaults;" \
358 "mtdparts default;" \
359 "setenv ${partitionset_active} true;" \
360 "if test -n ${A}; then " \
361 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \
363 "if test -n ${B}; then " \
364 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \
366 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
367 "ubi.mtd=rootfs,2048;" \
368 "setenv bootargs ${bootargs} " \
369 "root=${nand_root} noinitrd ${mtdparts} " \
370 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
371 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
373 COMMON_ENV_DFU_ARGS \
374 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
375 COMMON_ENV_NAND_BOOT \
376 "ubi part rootfs ${ubi_off};" \
377 "ubifsmount ubi0:${nand_active_ubi_vol};" \
378 "ubifsload ${kloadaddr} boot/${kernel_name};" \
379 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
380 "bootm ${kloadaddr} - ${loadaddr}\0" \
381 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
382 "bootm ${kloadaddr} - ${loadaddr}\0" \
385 #define CONFIG_ENV_SETTINGS_V2 \
386 COMMON_ENV_SETTINGS \
387 "net_args=run bootargs_defaults;" \
388 "mtdparts default;" \
389 "setenv bootfile ${project_dir}/kernel/uImage;" \
390 "setenv bootdtb ${project_dir}/kernel/dtb;" \
391 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
392 "setenv bootargs ${bootargs} " \
393 "root=/dev/nfs ${mtdparts} " \
394 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
395 "ip=${ipaddr}:${serverip}:" \
396 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
397 "net_nfs=echo Booting from network ...; " \
399 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
400 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
401 "bootm ${kloadaddr} - ${loadaddr}\0"
404 * Variant 3 partition layout
406 *| name | size | address area |
407 *-------------------------------------------------------
408 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
409 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
410 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
411 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
412 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
413 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
414 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
415 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff |
416 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
417 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
418 *-------------------------------------------------------
420 "mtdparts=omap2-nand.0:" \
422 "128k(spl.backup1)," \
423 "128k(spl.backup2)," \
424 "128k(spl.backup3)," \
426 "512k(u-boot.env0)," \
427 "512k(u-boot.env1)," \
434 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */
435 /* to access nand at */
437 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND
439 #if !defined(CONFIG_SPI_BOOT)
440 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
444 /* Reboot after 60 sec if bootcmd fails */
445 #define CONFIG_RESET_TO_RETRY
446 #define CONFIG_BOOT_RETRY_TIME 60
448 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */