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 /* commands to include */
20 #ifndef CONFIG_SPL_BUILD
21 #define CONFIG_ROOTPATH "/opt/eldk"
24 #define CONFIG_SYS_AUTOLOAD "yes"
27 #define V_OSCK 24000000 /* Clock output from T2 */
28 #define V_SCLK (V_OSCK)
30 /* Console I/O Buffer Size */
32 /* Boot Argument Buffer Size */
33 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
36 * memtest works on 8 MB in DRAM after skipping 32MB from
37 * start addr of ram disk
40 /* Physical Memory Map */
41 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
43 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
44 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
45 GENERATED_GBL_DATA_SIZE)
46 /* Platform/Board specific defs */
47 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
48 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
50 /* NS16550 Configuration */
51 #define CONFIG_SYS_NS16550_SERIAL
52 #define CONFIG_SYS_NS16550_CLK (48000000)
53 #define CONFIG_SYS_NS16550_COM1 0x44e09000
54 #define CONFIG_SYS_NS16550_COM4 0x481a6000
57 /* I2C Configuration */
60 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
63 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
64 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
66 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
68 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
69 10, 11, 12, 13, 14, 15, 16, 17, \
70 18, 19, 20, 21, 22, 23, 24, 25, \
71 26, 27, 28, 29, 30, 31, 32, 33, \
72 34, 35, 36, 37, 38, 39, 40, 41, \
73 42, 43, 44, 45, 46, 47, 48, 49, \
74 50, 51, 52, 53, 54, 55, 56, 57, }
76 #define CONFIG_SYS_NAND_ECCSIZE 512
77 #define CONFIG_SYS_NAND_ECCBYTES 14
79 #define CONFIG_SYS_NAND_ECCSTEPS 4
80 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \
81 CONFIG_SYS_NAND_ECCSTEPS)
83 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
86 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
87 * 64 bytes before this address should be set aside for u-boot.img's
88 * header. That is 0x800FFFC0--0x80100000 should not be used for any
91 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
92 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
95 * Since SPL did pll and ddr initialization for us,
96 * we don't need to do it twice.
99 #ifndef CONFIG_SPL_BUILD
101 /* USB DRACO ID as default */
102 #define CONFIG_USBD_HS
104 /* USB Device Firmware Update support */
105 #define DFU_MANIFEST_POLL_TIMEOUT 25000
107 #endif /* CONFIG_SPL_BUILD */
110 * Default to using SPI for environment, etc. We have multiple copies
111 * of SPL as the ROM will check these locations.
112 * 0x0 - 0x20000 : First copy of SPL
113 * 0x20000 - 0x40000 : Second copy of SPL
114 * 0x40000 - 0x60000 : Third copy of SPL
115 * 0x60000 - 0x80000 : Fourth copy of SPL
116 * 0x80000 - 0xDF000 : U-Boot
117 * 0xDF000 - 0xE0000 : U-Boot Environment
118 * 0xE0000 - 0x442000 : Linux Kernel
119 * 0x442000 - 0x800000 : Userland
123 #ifdef CONFIG_MTD_RAW_NAND
126 /* Commen environment */
127 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \
128 "setenv bootargs ${bootargs};" \
129 "mtdparts default;" \
134 #define COMMON_ENV_NAND_BOOT \
135 "nand_boot=echo Booting from nand; " \
136 "if test ${upgrade_available} -eq 1; then " \
137 "if test ${bootcount} -gt ${bootlimit}; " \
139 "setenv upgrade_available 0;" \
140 "setenv ${partitionset_active} true;" \
141 "if test -n ${A}; then " \
142 "setenv partitionset_active B; " \
145 "if test -n ${B}; then " \
146 "setenv partitionset_active A; " \
152 "echo set ${partitionset_active}...;" \
155 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \
156 "flash_self_test=setenv testargs test; " \
158 "dfu_start=echo Preparing for dfu mode ...; " \
161 #define COMMON_ENV_SETTINGS \
163 "project_dir=targetdir\0" \
164 "upgrade_available=0\0" \
165 "altbootcmd=run bootcmd\0" \
166 "partitionset_active=A\0" \
167 "loadaddr=0x82000000\0" \
168 "kloadaddr=0x81000000\0" \
169 "script_addr=0x81900000\0" \
170 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
171 "nfsopts=nolock rw\0" \
173 "bootenv=uEnv.txt\0" \
174 "bootargs_defaults=setenv bootargs " \
175 "console=${console} " \
178 "siemens_help=echo; "\
179 "echo Type 'run flash_self' to use kernel and root " \
180 "filesystem on memory; echo Type 'run flash_self_test' to " \
181 "use kernel and root filesystem on memory, boot in test " \
182 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
183 "from memory and root filesystem over NFS; echo Type " \
184 "'run net_nfs' to get Kernel over TFTP and mount root " \
185 "filesystem over NFS; " \
186 "echo Set partitionset_active variable to 'A' " \
187 "or 'B' to select kernel and rootfs partition; " \
192 * Variant 1 partition layout
194 *| name | size | address area |
195 *-------------------------------------------------------
196 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
197 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
198 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
199 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
200 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
201 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff |
202 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff |
203 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff |
204 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff |
205 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
206 *-------------------------------------------------------
208 "mtdparts=omap2-nand.0:" \
210 "128k(spl.backup1)," \
211 "128k(spl.backup2)," \
212 "128k(spl.backup3)," \
221 #define DFU_ALT_INFO_NAND_V1 \
223 "spl.backup1 part 0 2;" \
224 "spl.backup2 part 0 3;" \
225 "spl.backup3 part 0 4;" \
227 "u-boot.env part 0 6;" \
228 "kernel_a part 0 7;" \
229 "kernel_b part 0 8;" \
230 "rootfs partubi 0 10"
232 #define CONFIG_ENV_SETTINGS_NAND_V1 \
233 "nand_active_ubi_vol=rootfs_a\0" \
234 "nand_active_ubi_vol_A=rootfs_a\0" \
235 "nand_active_ubi_vol_B=rootfs_b\0" \
236 "nand_root_fs_type=ubifs rootwait=1\0" \
237 "nand_src_addr=0x280000\0" \
238 "nand_src_addr_A=0x280000\0" \
239 "nand_src_addr_B=0x780000\0" \
240 "nand_args=run bootargs_defaults;" \
241 "mtdparts default;" \
242 "setenv ${partitionset_active} true;" \
243 "if test -n ${A}; then " \
244 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
245 "setenv nand_src_addr ${nand_src_addr_A};" \
247 "if test -n ${B}; then " \
248 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
249 "setenv nand_src_addr ${nand_src_addr_B};" \
251 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
252 "ubi.mtd=9,${ubi_off};" \
253 "setenv bootargs ${bootargs} " \
254 "root=${nand_root} noinitrd ${mtdparts} " \
255 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
256 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
258 COMMON_ENV_DFU_ARGS \
259 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
260 COMMON_ENV_NAND_BOOT \
261 "nand read.i ${kloadaddr} ${nand_src_addr} " \
262 "${nand_img_size}; bootm ${kloadaddr}\0" \
265 #define CONFIG_ENV_SETTINGS_V1 \
266 COMMON_ENV_SETTINGS \
267 "net_args=run bootargs_defaults;" \
268 "mtdparts default;" \
269 "setenv bootfile ${project_dir}/kernel/uImage;" \
270 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
271 "setenv bootargs ${bootargs} " \
272 "root=/dev/nfs ${mtdparts} " \
273 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
274 "ip=${ipaddr}:${serverip}:" \
275 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
276 "net_nfs=echo Booting from network ...; " \
278 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
279 "bootm ${kloadaddr}\0"
282 * Variant 2 partition layout (default)
283 * chip-size = 256MiB or 512 MiB
284 *| name | size | address area |
285 *-------------------------------------------------------
286 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
287 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
288 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
289 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
290 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
291 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
292 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
293 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff |
294 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff |
295 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff |
296 *-------------------------------------------------------
299 #define DFU_ALT_INFO_NAND_V2 \
301 "spl.backup1 part 0 2;" \
302 "spl.backup2 part 0 3;" \
303 "spl.backup3 part 0 4;" \
305 "u-boot.env0 part 0 6;" \
306 "u-boot.env1 part 0 7;" \
307 "rootfs partubi 0 9" \
309 #define CONFIG_ENV_SETTINGS_NAND_V2 \
310 "nand_active_ubi_vol=rootfs_a\0" \
311 "rootfs_name=rootfs\0" \
312 "kernel_name=uImage\0"\
313 "nand_root_fs_type=ubifs rootwait=1\0" \
314 "nand_args=run bootargs_defaults;" \
315 "mtdparts default;" \
316 "setenv ${partitionset_active} true;" \
317 "if test -n ${A}; then " \
318 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \
320 "if test -n ${B}; then " \
321 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \
323 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
324 "ubi.mtd=rootfs,2048;" \
325 "setenv bootargs ${bootargs} " \
326 "root=${nand_root} noinitrd ${mtdparts} " \
327 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
328 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
330 COMMON_ENV_DFU_ARGS \
331 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
332 COMMON_ENV_NAND_BOOT \
333 "ubi part rootfs ${ubi_off};" \
334 "ubifsmount ubi0:${nand_active_ubi_vol};" \
335 "ubifsload ${kloadaddr} boot/${kernel_name};" \
336 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
337 "bootm ${kloadaddr} - ${loadaddr}\0" \
338 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
339 "bootm ${kloadaddr} - ${loadaddr}\0" \
342 #define CONFIG_ENV_SETTINGS_V2 \
343 COMMON_ENV_SETTINGS \
344 "net_args=run bootargs_defaults;" \
345 "mtdparts default;" \
346 "setenv bootfile ${project_dir}/kernel/uImage;" \
347 "setenv bootdtb ${project_dir}/kernel/dtb;" \
348 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
349 "setenv bootargs ${bootargs} " \
350 "root=/dev/nfs ${mtdparts} " \
351 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
352 "ip=${ipaddr}:${serverip}:" \
353 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
354 "net_nfs=echo Booting from network ...; " \
356 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
357 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
358 "bootm ${kloadaddr} - ${loadaddr}\0"
361 * Variant 3 partition layout
363 *| name | size | address area |
364 *-------------------------------------------------------
365 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
366 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
367 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
368 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
369 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
370 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
371 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
372 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff |
373 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
374 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
375 *-------------------------------------------------------
377 "mtdparts=omap2-nand.0:" \
379 "128k(spl.backup1)," \
380 "128k(spl.backup2)," \
381 "128k(spl.backup3)," \
383 "512k(u-boot.env0)," \
384 "512k(u-boot.env1)," \
391 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */
392 /* to access nand at */
394 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND
396 #if !defined(CONFIG_SPI_BOOT)
397 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
401 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */