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 */
21 #define V_OSCK 24000000 /* Clock output from T2 */
22 #define V_SCLK (V_OSCK)
24 /* Console I/O Buffer Size */
27 * memtest works on 8 MB in DRAM after skipping 32MB from
28 * start addr of ram disk
31 /* Physical Memory Map */
32 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
34 #define CFG_SYS_SDRAM_BASE PHYS_DRAM_1
35 /* Platform/Board specific defs */
36 #define CFG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
38 /* NS16550 Configuration */
39 #define CFG_SYS_NS16550_CLK (48000000)
40 #define CFG_SYS_NS16550_COM1 0x44e09000
41 #define CFG_SYS_NS16550_COM4 0x481a6000
44 /* I2C Configuration */
48 #define CFG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
49 10, 11, 12, 13, 14, 15, 16, 17, \
50 18, 19, 20, 21, 22, 23, 24, 25, \
51 26, 27, 28, 29, 30, 31, 32, 33, \
52 34, 35, 36, 37, 38, 39, 40, 41, \
53 42, 43, 44, 45, 46, 47, 48, 49, \
54 50, 51, 52, 53, 54, 55, 56, 57, }
56 #define CFG_SYS_NAND_ECCSIZE 512
57 #define CFG_SYS_NAND_ECCBYTES 14
59 #define CFG_SYS_NAND_U_BOOT_START CONFIG_TEXT_BASE
62 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
63 * 64 bytes before this address should be set aside for u-boot.img's
64 * header. That is 0x800FFFC0--0x80100000 should not be used for any
69 * Since SPL did pll and ddr initialization for us,
70 * we don't need to do it twice.
73 /* USB Device Firmware Update support */
74 #define DFU_MANIFEST_POLL_TIMEOUT 25000
77 * Default to using SPI for environment, etc. We have multiple copies
78 * of SPL as the ROM will check these locations.
79 * 0x0 - 0x20000 : First copy of SPL
80 * 0x20000 - 0x40000 : Second copy of SPL
81 * 0x40000 - 0x60000 : Third copy of SPL
82 * 0x60000 - 0x80000 : Fourth copy of SPL
83 * 0x80000 - 0xDF000 : U-Boot
84 * 0xDF000 - 0xE0000 : U-Boot Environment
85 * 0xE0000 - 0x442000 : Linux Kernel
86 * 0x442000 - 0x800000 : Userland
90 #ifdef CONFIG_MTD_RAW_NAND
93 /* Commen environment */
94 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \
95 "setenv bootargs ${bootargs};" \
101 #define COMMON_ENV_NAND_BOOT \
102 "nand_boot=echo Booting from nand; " \
103 "if test ${upgrade_available} -eq 1; then " \
104 "if test ${bootcount} -gt ${bootlimit}; " \
106 "setenv upgrade_available 0;" \
107 "setenv ${partitionset_active} true;" \
108 "if test -n ${A}; then " \
109 "setenv partitionset_active B; " \
112 "if test -n ${B}; then " \
113 "setenv partitionset_active A; " \
119 "echo set ${partitionset_active}...;" \
122 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \
123 "flash_self_test=setenv testargs test; " \
125 "dfu_start=echo Preparing for dfu mode ...; " \
128 #define COMMON_ENV_SETTINGS \
130 "project_dir=targetdir\0" \
131 "upgrade_available=0\0" \
132 "altbootcmd=run bootcmd\0" \
133 "partitionset_active=A\0" \
134 "loadaddr=0x82000000\0" \
135 "kloadaddr=0x81000000\0" \
136 "script_addr=0x81900000\0" \
137 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
138 "nfsopts=nolock rw\0" \
140 "bootenv=uEnv.txt\0" \
141 "bootargs_defaults=setenv bootargs " \
142 "console=${console} " \
145 "siemens_help=echo; "\
146 "echo Type 'run flash_self' to use kernel and root " \
147 "filesystem on memory; echo Type 'run flash_self_test' to " \
148 "use kernel and root filesystem on memory, boot in test " \
149 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
150 "from memory and root filesystem over NFS; echo Type " \
151 "'run net_nfs' to get Kernel over TFTP and mount root " \
152 "filesystem over NFS; " \
153 "echo Set partitionset_active variable to 'A' " \
154 "or 'B' to select kernel and rootfs partition; " \
159 * Variant 1 partition layout
161 *| name | size | address area |
162 *-------------------------------------------------------
163 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
164 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
165 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
166 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
167 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
168 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff |
169 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff |
170 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff |
171 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff |
172 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
173 *-------------------------------------------------------
175 "mtdparts=omap2-nand.0:" \
177 "128k(spl.backup1)," \
178 "128k(spl.backup2)," \
179 "128k(spl.backup3)," \
188 #define DFU_ALT_INFO_NAND_V1 \
190 "spl.backup1 part 0 2;" \
191 "spl.backup2 part 0 3;" \
192 "spl.backup3 part 0 4;" \
194 "u-boot.env part 0 6;" \
195 "kernel_a part 0 7;" \
196 "kernel_b part 0 8;" \
197 "rootfs partubi 0 10"
199 #define CFG_ENV_SETTINGS_NAND_V1 \
200 "nand_active_ubi_vol=rootfs_a\0" \
201 "nand_active_ubi_vol_A=rootfs_a\0" \
202 "nand_active_ubi_vol_B=rootfs_b\0" \
203 "nand_root_fs_type=ubifs rootwait\0" \
204 "nand_src_addr=0x280000\0" \
205 "nand_src_addr_A=0x280000\0" \
206 "nand_src_addr_B=0x780000\0" \
207 "nand_args=run bootargs_defaults;" \
208 "mtdparts default;" \
209 "setenv ${partitionset_active} true;" \
210 "if test -n ${A}; then " \
211 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
212 "setenv nand_src_addr ${nand_src_addr_A};" \
214 "if test -n ${B}; then " \
215 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
216 "setenv nand_src_addr ${nand_src_addr_B};" \
218 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
219 "ubi.mtd=9,${ubi_off};" \
220 "setenv bootargs ${bootargs} " \
221 "root=${nand_root} noinitrd ${mtdparts} " \
222 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
223 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
225 COMMON_ENV_DFU_ARGS \
226 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
227 COMMON_ENV_NAND_BOOT \
228 "nand read.i ${kloadaddr} ${nand_src_addr} " \
229 "${nand_img_size}; bootm ${kloadaddr}\0" \
232 #define CFG_ENV_SETTINGS_V1 \
233 COMMON_ENV_SETTINGS \
234 "net_args=run bootargs_defaults;" \
235 "mtdparts default;" \
236 "setenv bootfile ${project_dir}/kernel/uImage;" \
237 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
238 "setenv bootargs ${bootargs} " \
239 "root=/dev/nfs ${mtdparts} " \
240 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
241 "ip=${ipaddr}:${serverip}:" \
242 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
243 "net_nfs=echo Booting from network ...; " \
245 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
246 "bootm ${kloadaddr}\0"
249 * Variant 2 partition layout (default)
250 * chip-size = 256MiB or 512 MiB
251 *| name | size | address area |
252 *-------------------------------------------------------
253 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
254 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
255 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
256 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
257 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
258 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
259 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
260 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff |
261 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff |
262 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff |
263 *-------------------------------------------------------
266 #define DFU_ALT_INFO_NAND_V2 \
268 "spl.backup1 part 0 2;" \
269 "spl.backup2 part 0 3;" \
270 "spl.backup3 part 0 4;" \
272 "u-boot.env0 part 0 6;" \
273 "u-boot.env1 part 0 7;" \
274 "rootfs partubi 0 9" \
276 #define CFG_ENV_SETTINGS_NAND_V2 \
277 "nand_active_ubi_vol=rootfs_a\0" \
278 "rootfs_name=rootfs\0" \
279 "kernel_name=uImage\0"\
280 "nand_root_fs_type=ubifs rootwait\0" \
281 "nand_args=run bootargs_defaults;" \
282 "mtdparts default;" \
283 "setenv ${partitionset_active} true;" \
284 "if test -n ${A}; then " \
285 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \
287 "if test -n ${B}; then " \
288 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \
290 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
291 "ubi.mtd=rootfs,2048;" \
292 "setenv bootargs ${bootargs} " \
293 "root=${nand_root} noinitrd ${mtdparts} " \
294 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
295 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
297 COMMON_ENV_DFU_ARGS \
298 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
299 COMMON_ENV_NAND_BOOT \
300 "ubi part rootfs ${ubi_off};" \
301 "ubifsmount ubi0:${nand_active_ubi_vol};" \
302 "ubifsload ${kloadaddr} boot/${kernel_name};" \
303 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
304 "bootm ${kloadaddr} - ${loadaddr}\0" \
305 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
306 "bootm ${kloadaddr} - ${loadaddr}\0" \
309 #define CFG_ENV_SETTINGS_V2 \
310 COMMON_ENV_SETTINGS \
311 "net_args=run bootargs_defaults;" \
312 "mtdparts default;" \
313 "setenv bootfile ${project_dir}/kernel/uImage;" \
314 "setenv bootdtb ${project_dir}/kernel/dtb;" \
315 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
316 "setenv bootargs ${bootargs} " \
317 "root=/dev/nfs ${mtdparts} " \
318 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
319 "ip=${ipaddr}:${serverip}:" \
320 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
321 "net_nfs=echo Booting from network ...; " \
323 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
324 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
325 "bootm ${kloadaddr} - ${loadaddr}\0"
328 * Variant 3 partition layout
330 *| name | size | address area |
331 *-------------------------------------------------------
332 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
333 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
334 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
335 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
336 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
337 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
338 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
339 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff |
340 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
341 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
342 *-------------------------------------------------------
344 "mtdparts=omap2-nand.0:" \
346 "128k(spl.backup1)," \
347 "128k(spl.backup2)," \
348 "128k(spl.backup3)," \
350 "512k(u-boot.env0)," \
351 "512k(u-boot.env1)," \
358 #define CFG_SYS_NAND_BASE (0x08000000) /* physical address */
359 /* to access nand at */
363 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */