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 #define CONFIG_ROOTPATH "/opt/eldk"
23 #define V_OSCK 24000000 /* Clock output from T2 */
24 #define V_SCLK (V_OSCK)
26 /* Console I/O Buffer Size */
29 * memtest works on 8 MB in DRAM after skipping 32MB from
30 * start addr of ram disk
33 /* Physical Memory Map */
34 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
36 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
37 /* Platform/Board specific defs */
38 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
40 /* NS16550 Configuration */
41 #define CONFIG_SYS_NS16550_SERIAL
42 #define CONFIG_SYS_NS16550_CLK (48000000)
43 #define CONFIG_SYS_NS16550_COM1 0x44e09000
44 #define CONFIG_SYS_NS16550_COM4 0x481a6000
47 /* I2C Configuration */
51 #define CFG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
52 10, 11, 12, 13, 14, 15, 16, 17, \
53 18, 19, 20, 21, 22, 23, 24, 25, \
54 26, 27, 28, 29, 30, 31, 32, 33, \
55 34, 35, 36, 37, 38, 39, 40, 41, \
56 42, 43, 44, 45, 46, 47, 48, 49, \
57 50, 51, 52, 53, 54, 55, 56, 57, }
59 #define CFG_SYS_NAND_ECCSIZE 512
60 #define CFG_SYS_NAND_ECCBYTES 14
62 #define CFG_SYS_NAND_U_BOOT_START CONFIG_TEXT_BASE
65 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
66 * 64 bytes before this address should be set aside for u-boot.img's
67 * header. That is 0x800FFFC0--0x80100000 should not be used for any
72 * Since SPL did pll and ddr initialization for us,
73 * we don't need to do it twice.
76 /* USB DRACO ID as default */
77 #define CONFIG_USBD_HS
79 /* USB Device Firmware Update support */
80 #define DFU_MANIFEST_POLL_TIMEOUT 25000
83 * Default to using SPI for environment, etc. We have multiple copies
84 * of SPL as the ROM will check these locations.
85 * 0x0 - 0x20000 : First copy of SPL
86 * 0x20000 - 0x40000 : Second copy of SPL
87 * 0x40000 - 0x60000 : Third copy of SPL
88 * 0x60000 - 0x80000 : Fourth copy of SPL
89 * 0x80000 - 0xDF000 : U-Boot
90 * 0xDF000 - 0xE0000 : U-Boot Environment
91 * 0xE0000 - 0x442000 : Linux Kernel
92 * 0x442000 - 0x800000 : Userland
96 #ifdef CONFIG_MTD_RAW_NAND
99 /* Commen environment */
100 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \
101 "setenv bootargs ${bootargs};" \
102 "mtdparts default;" \
107 #define COMMON_ENV_NAND_BOOT \
108 "nand_boot=echo Booting from nand; " \
109 "if test ${upgrade_available} -eq 1; then " \
110 "if test ${bootcount} -gt ${bootlimit}; " \
112 "setenv upgrade_available 0;" \
113 "setenv ${partitionset_active} true;" \
114 "if test -n ${A}; then " \
115 "setenv partitionset_active B; " \
118 "if test -n ${B}; then " \
119 "setenv partitionset_active A; " \
125 "echo set ${partitionset_active}...;" \
128 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \
129 "flash_self_test=setenv testargs test; " \
131 "dfu_start=echo Preparing for dfu mode ...; " \
134 #define COMMON_ENV_SETTINGS \
136 "project_dir=targetdir\0" \
137 "upgrade_available=0\0" \
138 "altbootcmd=run bootcmd\0" \
139 "partitionset_active=A\0" \
140 "loadaddr=0x82000000\0" \
141 "kloadaddr=0x81000000\0" \
142 "script_addr=0x81900000\0" \
143 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
144 "nfsopts=nolock rw\0" \
146 "bootenv=uEnv.txt\0" \
147 "bootargs_defaults=setenv bootargs " \
148 "console=${console} " \
151 "siemens_help=echo; "\
152 "echo Type 'run flash_self' to use kernel and root " \
153 "filesystem on memory; echo Type 'run flash_self_test' to " \
154 "use kernel and root filesystem on memory, boot in test " \
155 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
156 "from memory and root filesystem over NFS; echo Type " \
157 "'run net_nfs' to get Kernel over TFTP and mount root " \
158 "filesystem over NFS; " \
159 "echo Set partitionset_active variable to 'A' " \
160 "or 'B' to select kernel and rootfs partition; " \
165 * Variant 1 partition layout
167 *| name | size | address area |
168 *-------------------------------------------------------
169 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
170 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
171 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
172 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
173 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
174 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff |
175 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff |
176 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff |
177 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff |
178 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
179 *-------------------------------------------------------
181 "mtdparts=omap2-nand.0:" \
183 "128k(spl.backup1)," \
184 "128k(spl.backup2)," \
185 "128k(spl.backup3)," \
194 #define DFU_ALT_INFO_NAND_V1 \
196 "spl.backup1 part 0 2;" \
197 "spl.backup2 part 0 3;" \
198 "spl.backup3 part 0 4;" \
200 "u-boot.env part 0 6;" \
201 "kernel_a part 0 7;" \
202 "kernel_b part 0 8;" \
203 "rootfs partubi 0 10"
205 #define CONFIG_ENV_SETTINGS_NAND_V1 \
206 "nand_active_ubi_vol=rootfs_a\0" \
207 "nand_active_ubi_vol_A=rootfs_a\0" \
208 "nand_active_ubi_vol_B=rootfs_b\0" \
209 "nand_root_fs_type=ubifs rootwait\0" \
210 "nand_src_addr=0x280000\0" \
211 "nand_src_addr_A=0x280000\0" \
212 "nand_src_addr_B=0x780000\0" \
213 "nand_args=run bootargs_defaults;" \
214 "mtdparts default;" \
215 "setenv ${partitionset_active} true;" \
216 "if test -n ${A}; then " \
217 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
218 "setenv nand_src_addr ${nand_src_addr_A};" \
220 "if test -n ${B}; then " \
221 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
222 "setenv nand_src_addr ${nand_src_addr_B};" \
224 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
225 "ubi.mtd=9,${ubi_off};" \
226 "setenv bootargs ${bootargs} " \
227 "root=${nand_root} noinitrd ${mtdparts} " \
228 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
229 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
231 COMMON_ENV_DFU_ARGS \
232 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
233 COMMON_ENV_NAND_BOOT \
234 "nand read.i ${kloadaddr} ${nand_src_addr} " \
235 "${nand_img_size}; bootm ${kloadaddr}\0" \
238 #define CONFIG_ENV_SETTINGS_V1 \
239 COMMON_ENV_SETTINGS \
240 "net_args=run bootargs_defaults;" \
241 "mtdparts default;" \
242 "setenv bootfile ${project_dir}/kernel/uImage;" \
243 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
244 "setenv bootargs ${bootargs} " \
245 "root=/dev/nfs ${mtdparts} " \
246 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
247 "ip=${ipaddr}:${serverip}:" \
248 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
249 "net_nfs=echo Booting from network ...; " \
251 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
252 "bootm ${kloadaddr}\0"
255 * Variant 2 partition layout (default)
256 * chip-size = 256MiB or 512 MiB
257 *| name | size | address area |
258 *-------------------------------------------------------
259 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
260 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
261 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
262 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
263 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
264 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
265 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
266 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff |
267 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff |
268 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff |
269 *-------------------------------------------------------
272 #define DFU_ALT_INFO_NAND_V2 \
274 "spl.backup1 part 0 2;" \
275 "spl.backup2 part 0 3;" \
276 "spl.backup3 part 0 4;" \
278 "u-boot.env0 part 0 6;" \
279 "u-boot.env1 part 0 7;" \
280 "rootfs partubi 0 9" \
282 #define CONFIG_ENV_SETTINGS_NAND_V2 \
283 "nand_active_ubi_vol=rootfs_a\0" \
284 "rootfs_name=rootfs\0" \
285 "kernel_name=uImage\0"\
286 "nand_root_fs_type=ubifs rootwait\0" \
287 "nand_args=run bootargs_defaults;" \
288 "mtdparts default;" \
289 "setenv ${partitionset_active} true;" \
290 "if test -n ${A}; then " \
291 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \
293 "if test -n ${B}; then " \
294 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \
296 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
297 "ubi.mtd=rootfs,2048;" \
298 "setenv bootargs ${bootargs} " \
299 "root=${nand_root} noinitrd ${mtdparts} " \
300 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
301 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
303 COMMON_ENV_DFU_ARGS \
304 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
305 COMMON_ENV_NAND_BOOT \
306 "ubi part rootfs ${ubi_off};" \
307 "ubifsmount ubi0:${nand_active_ubi_vol};" \
308 "ubifsload ${kloadaddr} boot/${kernel_name};" \
309 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
310 "bootm ${kloadaddr} - ${loadaddr}\0" \
311 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
312 "bootm ${kloadaddr} - ${loadaddr}\0" \
315 #define CONFIG_ENV_SETTINGS_V2 \
316 COMMON_ENV_SETTINGS \
317 "net_args=run bootargs_defaults;" \
318 "mtdparts default;" \
319 "setenv bootfile ${project_dir}/kernel/uImage;" \
320 "setenv bootdtb ${project_dir}/kernel/dtb;" \
321 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
322 "setenv bootargs ${bootargs} " \
323 "root=/dev/nfs ${mtdparts} " \
324 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
325 "ip=${ipaddr}:${serverip}:" \
326 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
327 "net_nfs=echo Booting from network ...; " \
329 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
330 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
331 "bootm ${kloadaddr} - ${loadaddr}\0"
334 * Variant 3 partition layout
336 *| name | size | address area |
337 *-------------------------------------------------------
338 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
339 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
340 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
341 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
342 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
343 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
344 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
345 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff |
346 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
347 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
348 *-------------------------------------------------------
350 "mtdparts=omap2-nand.0:" \
352 "128k(spl.backup1)," \
353 "128k(spl.backup2)," \
354 "128k(spl.backup3)," \
356 "512k(u-boot.env0)," \
357 "512k(u-boot.env1)," \
364 #define CFG_SYS_NAND_BASE (0x08000000) /* physical address */
365 /* to access nand at */
369 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */