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
85 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
87 #define CONFIG_SYS_NAND_ECCSTEPS 4
88 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \
89 CONFIG_SYS_NAND_ECCSTEPS)
91 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
93 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
96 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
97 * 64 bytes before this address should be set aside for u-boot.img's
98 * header. That is 0x800FFFC0--0x80100000 should not be used for any
101 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
102 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
105 * Since SPL did pll and ddr initialization for us,
106 * we don't need to do it twice.
109 #ifndef CONFIG_SPL_BUILD
113 #define CONFIG_AM335X_USB0
114 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
115 #define CONFIG_AM335X_USB1
116 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
118 /* USB DRACO ID as default */
119 #define CONFIG_USBD_HS
121 /* USB Device Firmware Update support */
122 #define DFU_MANIFEST_POLL_TIMEOUT 25000
124 #endif /* CONFIG_SPL_BUILD */
127 * Default to using SPI for environment, etc. We have multiple copies
128 * of SPL as the ROM will check these locations.
129 * 0x0 - 0x20000 : First copy of SPL
130 * 0x20000 - 0x40000 : Second copy of SPL
131 * 0x40000 - 0x60000 : Third copy of SPL
132 * 0x60000 - 0x80000 : Fourth copy of SPL
133 * 0x80000 - 0xDF000 : U-Boot
134 * 0xDF000 - 0xE0000 : U-Boot Environment
135 * 0xE0000 - 0x442000 : Linux Kernel
136 * 0x442000 - 0x800000 : Userland
139 #define CONFIG_NET_RETRY_COUNT 10
142 #ifdef CONFIG_MTD_RAW_NAND
145 /* Commen environment */
146 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \
147 "setenv bootargs ${bootargs};" \
148 "mtdparts default;" \
153 #define COMMON_ENV_NAND_BOOT \
154 "nand_boot=echo Booting from nand; " \
155 "if test ${upgrade_available} -eq 1; then " \
156 "if test ${bootcount} -gt ${bootlimit}; " \
158 "setenv upgrade_available 0;" \
159 "setenv ${partitionset_active} true;" \
160 "if test -n ${A}; then " \
161 "setenv partitionset_active B; " \
164 "if test -n ${B}; then " \
165 "setenv partitionset_active A; " \
171 "echo set ${partitionset_active}...;" \
174 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \
175 "flash_self_test=setenv testargs test; " \
177 "dfu_start=echo Preparing for dfu mode ...; " \
180 #define COMMON_ENV_SETTINGS \
182 "project_dir=targetdir\0" \
183 "upgrade_available=0\0" \
184 "altbootcmd=run bootcmd\0" \
185 "partitionset_active=A\0" \
186 "loadaddr=0x82000000\0" \
187 "kloadaddr=0x81000000\0" \
188 "script_addr=0x81900000\0" \
189 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
190 "nfsopts=nolock rw\0" \
192 "bootenv=uEnv.txt\0" \
193 "bootargs_defaults=setenv bootargs " \
194 "console=${console} " \
197 "siemens_help=echo; "\
198 "echo Type 'run flash_self' to use kernel and root " \
199 "filesystem on memory; echo Type 'run flash_self_test' to " \
200 "use kernel and root filesystem on memory, boot in test " \
201 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
202 "from memory and root filesystem over NFS; echo Type " \
203 "'run net_nfs' to get Kernel over TFTP and mount root " \
204 "filesystem over NFS; " \
205 "echo Set partitionset_active variable to 'A' " \
206 "or 'B' to select kernel and rootfs partition; " \
211 * Variant 1 partition layout
213 *| name | size | address area |
214 *-------------------------------------------------------
215 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
216 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
217 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
218 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
219 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
220 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff |
221 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff |
222 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff |
223 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff |
224 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
225 *-------------------------------------------------------
227 "mtdparts=omap2-nand.0:" \
229 "128k(spl.backup1)," \
230 "128k(spl.backup2)," \
231 "128k(spl.backup3)," \
240 #define DFU_ALT_INFO_NAND_V1 \
242 "spl.backup1 part 0 2;" \
243 "spl.backup2 part 0 3;" \
244 "spl.backup3 part 0 4;" \
246 "u-boot.env part 0 6;" \
247 "kernel_a part 0 7;" \
248 "kernel_b part 0 8;" \
249 "rootfs partubi 0 10"
251 #define CONFIG_ENV_SETTINGS_NAND_V1 \
252 "nand_active_ubi_vol=rootfs_a\0" \
253 "nand_active_ubi_vol_A=rootfs_a\0" \
254 "nand_active_ubi_vol_B=rootfs_b\0" \
255 "nand_root_fs_type=ubifs rootwait=1\0" \
256 "nand_src_addr=0x280000\0" \
257 "nand_src_addr_A=0x280000\0" \
258 "nand_src_addr_B=0x780000\0" \
259 "nand_args=run bootargs_defaults;" \
260 "mtdparts default;" \
261 "setenv ${partitionset_active} true;" \
262 "if test -n ${A}; then " \
263 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
264 "setenv nand_src_addr ${nand_src_addr_A};" \
266 "if test -n ${B}; then " \
267 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
268 "setenv nand_src_addr ${nand_src_addr_B};" \
270 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
271 "ubi.mtd=9,${ubi_off};" \
272 "setenv bootargs ${bootargs} " \
273 "root=${nand_root} noinitrd ${mtdparts} " \
274 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
275 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
277 COMMON_ENV_DFU_ARGS \
278 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
279 COMMON_ENV_NAND_BOOT \
280 "nand read.i ${kloadaddr} ${nand_src_addr} " \
281 "${nand_img_size}; bootm ${kloadaddr}\0" \
284 #define CONFIG_ENV_SETTINGS_V1 \
285 COMMON_ENV_SETTINGS \
286 "net_args=run bootargs_defaults;" \
287 "mtdparts default;" \
288 "setenv bootfile ${project_dir}/kernel/uImage;" \
289 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
290 "setenv bootargs ${bootargs} " \
291 "root=/dev/nfs ${mtdparts} " \
292 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
293 "ip=${ipaddr}:${serverip}:" \
294 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
295 "net_nfs=echo Booting from network ...; " \
297 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
298 "bootm ${kloadaddr}\0"
301 * Variant 2 partition layout (default)
302 * chip-size = 256MiB or 512 MiB
303 *| name | size | address area |
304 *-------------------------------------------------------
305 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
306 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
307 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
308 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
309 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
310 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
311 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
312 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff |
313 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff |
314 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff |
315 *-------------------------------------------------------
318 #define DFU_ALT_INFO_NAND_V2 \
320 "spl.backup1 part 0 2;" \
321 "spl.backup2 part 0 3;" \
322 "spl.backup3 part 0 4;" \
324 "u-boot.env0 part 0 6;" \
325 "u-boot.env1 part 0 7;" \
326 "rootfs partubi 0 9" \
328 #define CONFIG_ENV_SETTINGS_NAND_V2 \
329 "nand_active_ubi_vol=rootfs_a\0" \
330 "rootfs_name=rootfs\0" \
331 "kernel_name=uImage\0"\
332 "nand_root_fs_type=ubifs rootwait=1\0" \
333 "nand_args=run bootargs_defaults;" \
334 "mtdparts default;" \
335 "setenv ${partitionset_active} true;" \
336 "if test -n ${A}; then " \
337 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \
339 "if test -n ${B}; then " \
340 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \
342 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
343 "ubi.mtd=rootfs,2048;" \
344 "setenv bootargs ${bootargs} " \
345 "root=${nand_root} noinitrd ${mtdparts} " \
346 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
347 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
349 COMMON_ENV_DFU_ARGS \
350 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
351 COMMON_ENV_NAND_BOOT \
352 "ubi part rootfs ${ubi_off};" \
353 "ubifsmount ubi0:${nand_active_ubi_vol};" \
354 "ubifsload ${kloadaddr} boot/${kernel_name};" \
355 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
356 "bootm ${kloadaddr} - ${loadaddr}\0" \
357 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
358 "bootm ${kloadaddr} - ${loadaddr}\0" \
361 #define CONFIG_ENV_SETTINGS_V2 \
362 COMMON_ENV_SETTINGS \
363 "net_args=run bootargs_defaults;" \
364 "mtdparts default;" \
365 "setenv bootfile ${project_dir}/kernel/uImage;" \
366 "setenv bootdtb ${project_dir}/kernel/dtb;" \
367 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
368 "setenv bootargs ${bootargs} " \
369 "root=/dev/nfs ${mtdparts} " \
370 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
371 "ip=${ipaddr}:${serverip}:" \
372 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
373 "net_nfs=echo Booting from network ...; " \
375 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
376 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
377 "bootm ${kloadaddr} - ${loadaddr}\0"
380 * Variant 3 partition layout
382 *| name | size | address area |
383 *-------------------------------------------------------
384 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
385 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
386 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
387 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
388 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
389 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
390 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
391 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff |
392 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
393 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
394 *-------------------------------------------------------
396 "mtdparts=omap2-nand.0:" \
398 "128k(spl.backup1)," \
399 "128k(spl.backup2)," \
400 "128k(spl.backup3)," \
402 "512k(u-boot.env0)," \
403 "512k(u-boot.env1)," \
410 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */
411 /* to access nand at */
413 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND
415 #if !defined(CONFIG_SPI_BOOT)
416 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
420 /* Reboot after 60 sec if bootcmd fails */
421 #define CONFIG_RESET_TO_RETRY
422 #define CONFIG_BOOT_RETRY_TIME 60
424 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */