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 /* commands to include */
23 #ifndef CONFIG_SPL_BUILD
24 #define CONFIG_ROOTPATH "/opt/eldk"
27 #define CONFIG_SYS_AUTOLOAD "yes"
30 #define V_OSCK 24000000 /* Clock output from T2 */
31 #define V_SCLK (V_OSCK)
33 /* We set the max number of command args high to avoid HUSH bugs. */
34 #define CONFIG_SYS_MAXARGS 32
36 /* Console I/O Buffer Size */
37 #define CONFIG_SYS_CBSIZE 1024
39 /* Boot Argument Buffer Size */
40 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
43 * memtest works on 8 MB in DRAM after skipping 32MB from
44 * start addr of ram disk
47 /* Physical Memory Map */
48 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
50 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
51 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
52 GENERATED_GBL_DATA_SIZE)
53 /* Platform/Board specific defs */
54 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
55 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
57 /* NS16550 Configuration */
58 #define CONFIG_SYS_NS16550_SERIAL
59 #define CONFIG_SYS_NS16550_CLK (48000000)
60 #define CONFIG_SYS_NS16550_COM1 0x44e09000
61 #define CONFIG_SYS_NS16550_COM4 0x481a6000
64 /* I2C Configuration */
67 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
70 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
71 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
73 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
75 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
76 10, 11, 12, 13, 14, 15, 16, 17, \
77 18, 19, 20, 21, 22, 23, 24, 25, \
78 26, 27, 28, 29, 30, 31, 32, 33, \
79 34, 35, 36, 37, 38, 39, 40, 41, \
80 42, 43, 44, 45, 46, 47, 48, 49, \
81 50, 51, 52, 53, 54, 55, 56, 57, }
83 #define CONFIG_SYS_NAND_ECCSIZE 512
84 #define CONFIG_SYS_NAND_ECCBYTES 14
86 #define CONFIG_SYS_NAND_ECCSTEPS 4
87 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \
88 CONFIG_SYS_NAND_ECCSTEPS)
90 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
93 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
94 * 64 bytes before this address should be set aside for u-boot.img's
95 * header. That is 0x800FFFC0--0x80100000 should not be used for any
98 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
99 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
102 * Since SPL did pll and ddr initialization for us,
103 * we don't need to do it twice.
106 #ifndef CONFIG_SPL_BUILD
110 #define CONFIG_AM335X_USB0
111 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
112 #define CONFIG_AM335X_USB1
113 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
115 /* USB DRACO ID as default */
116 #define CONFIG_USBD_HS
118 /* USB Device Firmware Update support */
119 #define DFU_MANIFEST_POLL_TIMEOUT 25000
121 #endif /* CONFIG_SPL_BUILD */
124 * Default to using SPI for environment, etc. We have multiple copies
125 * of SPL as the ROM will check these locations.
126 * 0x0 - 0x20000 : First copy of SPL
127 * 0x20000 - 0x40000 : Second copy of SPL
128 * 0x40000 - 0x60000 : Third copy of SPL
129 * 0x60000 - 0x80000 : Fourth copy of SPL
130 * 0x80000 - 0xDF000 : U-Boot
131 * 0xDF000 - 0xE0000 : U-Boot Environment
132 * 0xE0000 - 0x442000 : Linux Kernel
133 * 0x442000 - 0x800000 : Userland
136 #define CONFIG_NET_RETRY_COUNT 10
139 #ifdef CONFIG_MTD_RAW_NAND
142 /* Commen environment */
143 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \
144 "setenv bootargs ${bootargs};" \
145 "mtdparts default;" \
150 #define COMMON_ENV_NAND_BOOT \
151 "nand_boot=echo Booting from nand; " \
152 "if test ${upgrade_available} -eq 1; then " \
153 "if test ${bootcount} -gt ${bootlimit}; " \
155 "setenv upgrade_available 0;" \
156 "setenv ${partitionset_active} true;" \
157 "if test -n ${A}; then " \
158 "setenv partitionset_active B; " \
161 "if test -n ${B}; then " \
162 "setenv partitionset_active A; " \
168 "echo set ${partitionset_active}...;" \
171 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \
172 "flash_self_test=setenv testargs test; " \
174 "dfu_start=echo Preparing for dfu mode ...; " \
177 #define COMMON_ENV_SETTINGS \
179 "project_dir=targetdir\0" \
180 "upgrade_available=0\0" \
181 "altbootcmd=run bootcmd\0" \
182 "partitionset_active=A\0" \
183 "loadaddr=0x82000000\0" \
184 "kloadaddr=0x81000000\0" \
185 "script_addr=0x81900000\0" \
186 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
187 "nfsopts=nolock rw\0" \
189 "bootenv=uEnv.txt\0" \
190 "bootargs_defaults=setenv bootargs " \
191 "console=${console} " \
194 "siemens_help=echo; "\
195 "echo Type 'run flash_self' to use kernel and root " \
196 "filesystem on memory; echo Type 'run flash_self_test' to " \
197 "use kernel and root filesystem on memory, boot in test " \
198 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
199 "from memory and root filesystem over NFS; echo Type " \
200 "'run net_nfs' to get Kernel over TFTP and mount root " \
201 "filesystem over NFS; " \
202 "echo Set partitionset_active variable to 'A' " \
203 "or 'B' to select kernel and rootfs partition; " \
208 * Variant 1 partition layout
210 *| name | size | address area |
211 *-------------------------------------------------------
212 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
213 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
214 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
215 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
216 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
217 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff |
218 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff |
219 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff |
220 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff |
221 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
222 *-------------------------------------------------------
224 "mtdparts=omap2-nand.0:" \
226 "128k(spl.backup1)," \
227 "128k(spl.backup2)," \
228 "128k(spl.backup3)," \
237 #define DFU_ALT_INFO_NAND_V1 \
239 "spl.backup1 part 0 2;" \
240 "spl.backup2 part 0 3;" \
241 "spl.backup3 part 0 4;" \
243 "u-boot.env part 0 6;" \
244 "kernel_a part 0 7;" \
245 "kernel_b part 0 8;" \
246 "rootfs partubi 0 10"
248 #define CONFIG_ENV_SETTINGS_NAND_V1 \
249 "nand_active_ubi_vol=rootfs_a\0" \
250 "nand_active_ubi_vol_A=rootfs_a\0" \
251 "nand_active_ubi_vol_B=rootfs_b\0" \
252 "nand_root_fs_type=ubifs rootwait=1\0" \
253 "nand_src_addr=0x280000\0" \
254 "nand_src_addr_A=0x280000\0" \
255 "nand_src_addr_B=0x780000\0" \
256 "nand_args=run bootargs_defaults;" \
257 "mtdparts default;" \
258 "setenv ${partitionset_active} true;" \
259 "if test -n ${A}; then " \
260 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
261 "setenv nand_src_addr ${nand_src_addr_A};" \
263 "if test -n ${B}; then " \
264 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
265 "setenv nand_src_addr ${nand_src_addr_B};" \
267 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
268 "ubi.mtd=9,${ubi_off};" \
269 "setenv bootargs ${bootargs} " \
270 "root=${nand_root} noinitrd ${mtdparts} " \
271 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
272 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
274 COMMON_ENV_DFU_ARGS \
275 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
276 COMMON_ENV_NAND_BOOT \
277 "nand read.i ${kloadaddr} ${nand_src_addr} " \
278 "${nand_img_size}; bootm ${kloadaddr}\0" \
281 #define CONFIG_ENV_SETTINGS_V1 \
282 COMMON_ENV_SETTINGS \
283 "net_args=run bootargs_defaults;" \
284 "mtdparts default;" \
285 "setenv bootfile ${project_dir}/kernel/uImage;" \
286 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
287 "setenv bootargs ${bootargs} " \
288 "root=/dev/nfs ${mtdparts} " \
289 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
290 "ip=${ipaddr}:${serverip}:" \
291 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
292 "net_nfs=echo Booting from network ...; " \
294 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
295 "bootm ${kloadaddr}\0"
298 * Variant 2 partition layout (default)
299 * chip-size = 256MiB or 512 MiB
300 *| name | size | address area |
301 *-------------------------------------------------------
302 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
303 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
304 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
305 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
306 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
307 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
308 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
309 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff |
310 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff |
311 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff |
312 *-------------------------------------------------------
315 #define DFU_ALT_INFO_NAND_V2 \
317 "spl.backup1 part 0 2;" \
318 "spl.backup2 part 0 3;" \
319 "spl.backup3 part 0 4;" \
321 "u-boot.env0 part 0 6;" \
322 "u-boot.env1 part 0 7;" \
323 "rootfs partubi 0 9" \
325 #define CONFIG_ENV_SETTINGS_NAND_V2 \
326 "nand_active_ubi_vol=rootfs_a\0" \
327 "rootfs_name=rootfs\0" \
328 "kernel_name=uImage\0"\
329 "nand_root_fs_type=ubifs rootwait=1\0" \
330 "nand_args=run bootargs_defaults;" \
331 "mtdparts default;" \
332 "setenv ${partitionset_active} true;" \
333 "if test -n ${A}; then " \
334 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \
336 "if test -n ${B}; then " \
337 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \
339 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
340 "ubi.mtd=rootfs,2048;" \
341 "setenv bootargs ${bootargs} " \
342 "root=${nand_root} noinitrd ${mtdparts} " \
343 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
344 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
346 COMMON_ENV_DFU_ARGS \
347 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
348 COMMON_ENV_NAND_BOOT \
349 "ubi part rootfs ${ubi_off};" \
350 "ubifsmount ubi0:${nand_active_ubi_vol};" \
351 "ubifsload ${kloadaddr} boot/${kernel_name};" \
352 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
353 "bootm ${kloadaddr} - ${loadaddr}\0" \
354 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
355 "bootm ${kloadaddr} - ${loadaddr}\0" \
358 #define CONFIG_ENV_SETTINGS_V2 \
359 COMMON_ENV_SETTINGS \
360 "net_args=run bootargs_defaults;" \
361 "mtdparts default;" \
362 "setenv bootfile ${project_dir}/kernel/uImage;" \
363 "setenv bootdtb ${project_dir}/kernel/dtb;" \
364 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
365 "setenv bootargs ${bootargs} " \
366 "root=/dev/nfs ${mtdparts} " \
367 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
368 "ip=${ipaddr}:${serverip}:" \
369 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
370 "net_nfs=echo Booting from network ...; " \
372 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
373 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
374 "bootm ${kloadaddr} - ${loadaddr}\0"
377 * Variant 3 partition layout
379 *| name | size | address area |
380 *-------------------------------------------------------
381 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
382 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
383 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
384 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
385 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
386 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
387 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
388 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff |
389 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
390 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
391 *-------------------------------------------------------
393 "mtdparts=omap2-nand.0:" \
395 "128k(spl.backup1)," \
396 "128k(spl.backup2)," \
397 "128k(spl.backup3)," \
399 "512k(u-boot.env0)," \
400 "512k(u-boot.env1)," \
407 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */
408 /* to access nand at */
410 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND
412 #if !defined(CONFIG_SPI_BOOT)
413 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
417 /* Reboot after 60 sec if bootcmd fails */
418 #define CONFIG_RESET_TO_RETRY
419 #define CONFIG_BOOT_RETRY_TIME 60
421 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */