1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * siemens am33x common board options 4 * (C) Copyright 2013 Siemens Schweiz AG 5 * (C) Heiko Schocher, DENX Software Engineering, hs@denx.de. 6 * 7 * Based on: 8 * U-Boot file:/include/configs/am335x_evm.h 9 * 10 * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/ 11 */ 12 13#ifndef __CONFIG_SIEMENS_AM33X_COMMON_H 14#define __CONFIG_SIEMENS_AM33X_COMMON_H 15 16#include <asm/arch/omap.h> 17 18/* commands to include */ 19 20/* Clock Defines */ 21#define V_OSCK 24000000 /* Clock output from T2 */ 22#define V_SCLK (V_OSCK) 23 24/* Console I/O Buffer Size */ 25 26/* 27 * memtest works on 8 MB in DRAM after skipping 32MB from 28 * start addr of ram disk 29 */ 30 31 /* Physical Memory Map */ 32#define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 33 34#define CFG_SYS_SDRAM_BASE PHYS_DRAM_1 35 /* Platform/Board specific defs */ 36#define CFG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 37 38/* NS16550 Configuration */ 39#define CFG_SYS_NS16550_CLK (48000000) 40#define CFG_SYS_NS16550_COM1 0x44e09000 41#define CFG_SYS_NS16550_COM4 0x481a6000 42 43 44/* I2C Configuration */ 45 46/* Defines for SPL */ 47 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, } 55 56#define CFG_SYS_NAND_ECCSIZE 512 57#define CFG_SYS_NAND_ECCBYTES 14 58 59#define CFG_SYS_NAND_U_BOOT_START CONFIG_TEXT_BASE 60 61/* 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 65 * other needs. 66 */ 67 68/* 69 * Since SPL did pll and ddr initialization for us, 70 * we don't need to do it twice. 71 */ 72 73/* USB Device Firmware Update support */ 74#define DFU_MANIFEST_POLL_TIMEOUT 25000 75 76/* 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 87 */ 88 89/* NAND support */ 90#ifdef CONFIG_MTD_RAW_NAND 91/* UBI Support */ 92 93/* Commen environment */ 94#define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \ 95 "setenv bootargs ${bootargs};" \ 96 "mtdparts default;" \ 97 "draco_led 1;" \ 98 "dfu 0 nand 0;" \ 99 "draco_led 0;\0" \ 100 101#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}; " \ 105 "then " \ 106 "setenv upgrade_available 0;" \ 107 "setenv ${partitionset_active} true;" \ 108 "if test -n ${A}; then " \ 109 "setenv partitionset_active B; " \ 110 "env delete A; " \ 111 "fi;" \ 112 "if test -n ${B}; then " \ 113 "setenv partitionset_active A; " \ 114 "env delete B; " \ 115 "fi;" \ 116 "saveenv; " \ 117 "fi;" \ 118 "fi;" \ 119 "echo set ${partitionset_active}...;" \ 120 "run nand_args; " 121 122#define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \ 123 "flash_self_test=setenv testargs test; " \ 124 "run nand_boot\0" \ 125 "dfu_start=echo Preparing for dfu mode ...; " \ 126 "run dfu_args; \0" 127 128#define COMMON_ENV_SETTINGS \ 129 "verify=no \0" \ 130 "project_dir=targetdir\0" \ 131 "upgrade_available=0\0" \ 132 "altbootcmd=run bootcmd\0" \ 133 "partitionset_active=A\0" \ 134 "loadaddr=0x82000000\0" \ 135 "kloadaddr=0x81000000\0" \ 136 "script_addr=0x81900000\0" \ 137 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \ 138 "nfsopts=nolock rw\0" \ 139 "ip_method=none\0" \ 140 "bootenv=uEnv.txt\0" \ 141 "bootargs_defaults=setenv bootargs " \ 142 "console=${console} " \ 143 "${testargs} " \ 144 "${optargs}\0" \ 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; " \ 155 "echo" \ 156 "\0" 157 158/* 159 * Variant 1 partition layout 160 * chip-size = 256MiB 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 *------------------------------------------------------- 174 175 "mtdparts=omap2-nand.0:" \ 176 "128k(spl)," \ 177 "128k(spl.backup1)," \ 178 "128k(spl.backup2)," \ 179 "128k(spl.backup3)," \ 180 "1920k(u-boot)," \ 181 "128k(uboot.env)," \ 182 "5120k(kernel_a)," \ 183 "5120k(kernel_b)," \ 184 "8192k(mtdoops)," \ 185 "-(rootfs)" 186 */ 187 188#define DFU_ALT_INFO_NAND_V1 \ 189 "spl part 0 1;" \ 190 "spl.backup1 part 0 2;" \ 191 "spl.backup2 part 0 3;" \ 192 "spl.backup3 part 0 4;" \ 193 "u-boot part 0 5;" \ 194 "u-boot.env part 0 6;" \ 195 "kernel_a part 0 7;" \ 196 "kernel_b part 0 8;" \ 197 "rootfs partubi 0 10" 198 199#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};" \ 213 "fi;" \ 214 "if test -n ${B}; then " \ 215 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \ 216 "setenv nand_src_addr ${nand_src_addr_B};" \ 217 "fi;" \ 218 "setenv nand_root ubi0:${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" \ 224 "=mtdoops\0" \ 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" \ 230 COMMON_ENV_NAND_CMDS 231 232#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 ...; " \ 244 "run net_args; " \ 245 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 246 "bootm ${kloadaddr}\0" 247 248/* 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 *------------------------------------------------------- 264 */ 265 266#define DFU_ALT_INFO_NAND_V2 \ 267 "spl part 0 1;" \ 268 "spl.backup1 part 0 2;" \ 269 "spl.backup2 part 0 3;" \ 270 "spl.backup3 part 0 4;" \ 271 "u-boot part 0 5;" \ 272 "u-boot.env0 part 0 6;" \ 273 "u-boot.env1 part 0 7;" \ 274 "rootfs partubi 0 9" \ 275 276#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;" \ 286 "fi;" \ 287 "if test -n ${B}; then " \ 288 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \ 289 "fi;" \ 290 "setenv nand_root ubi0:${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" \ 296 "=mtdoops\0" \ 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" \ 307 COMMON_ENV_NAND_CMDS 308 309#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 ...; " \ 322 "run net_args; " \ 323 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 324 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \ 325 "bootm ${kloadaddr} - ${loadaddr}\0" 326 327/* 328 * Variant 3 partition layout 329 * chip-size = 512MiB 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 *------------------------------------------------------- 343 344 "mtdparts=omap2-nand.0:" \ 345 "128k(spl)," \ 346 "128k(spl.backup1)," \ 347 "128k(spl.backup2)," \ 348 "128k(spl.backup3)," \ 349 "1920k(u-boot)," \ 350 "512k(u-boot.env0)," \ 351 "512k(u-boot.env1)," \ 352 "300m(rootfs)," \ 353 "512k(mtdoops)," \ 354 "-(configuration)" 355 356 */ 357 358#define CFG_SYS_NAND_BASE (0x08000000) /* physical address */ 359 /* to access nand at */ 360 /* CS0 */ 361#endif 362 363#endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */ 364