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 /* I2C Configuration */ 44 45 /* Defines for SPL */ 46 47 #define CFG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 48 10, 11, 12, 13, 14, 15, 16, 17, \ 49 18, 19, 20, 21, 22, 23, 24, 25, \ 50 26, 27, 28, 29, 30, 31, 32, 33, \ 51 34, 35, 36, 37, 38, 39, 40, 41, \ 52 42, 43, 44, 45, 46, 47, 48, 49, \ 53 50, 51, 52, 53, 54, 55, 56, 57, } 54 55 #define CFG_SYS_NAND_ECCSIZE 512 56 #define CFG_SYS_NAND_ECCBYTES 14 57 58 #define CFG_SYS_NAND_U_BOOT_START CONFIG_TEXT_BASE 59 60 /* 61 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 62 * 64 bytes before this address should be set aside for u-boot.img's 63 * header. That is 0x800FFFC0--0x80100000 should not be used for any 64 * other needs. 65 */ 66 67 /* 68 * Since SPL did pll and ddr initialization for us, 69 * we don't need to do it twice. 70 */ 71 72 /* USB Device Firmware Update support */ 73 #define DFU_MANIFEST_POLL_TIMEOUT 25000 74 75 /* 76 * Default to using SPI for environment, etc. We have multiple copies 77 * of SPL as the ROM will check these locations. 78 * 0x0 - 0x20000 : First copy of SPL 79 * 0x20000 - 0x40000 : Second copy of SPL 80 * 0x40000 - 0x60000 : Third copy of SPL 81 * 0x60000 - 0x80000 : Fourth copy of SPL 82 * 0x80000 - 0xDF000 : U-Boot 83 * 0xDF000 - 0xE0000 : U-Boot Environment 84 * 0xE0000 - 0x442000 : Linux Kernel 85 * 0x442000 - 0x800000 : Userland 86 */ 87 88 /* NAND support */ 89 #ifdef CONFIG_MTD_RAW_NAND 90 /* UBI Support */ 91 92 /* Commen environment */ 93 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \ 94 "setenv bootargs ${bootargs};" \ 95 "mtdparts default;" \ 96 "draco_led 1;" \ 97 "dfu 0 nand 0;" \ 98 "draco_led 0;\0" \ 99 100 #define COMMON_ENV_NAND_BOOT \ 101 "nand_boot=echo Booting from nand; " \ 102 "if test ${upgrade_available} -eq 1; then " \ 103 "if test ${bootcount} -gt ${bootlimit}; " \ 104 "then " \ 105 "setenv upgrade_available 0;" \ 106 "setenv ${partitionset_active} true;" \ 107 "if test -n ${A}; then " \ 108 "setenv partitionset_active B; " \ 109 "env delete A; " \ 110 "fi;" \ 111 "if test -n ${B}; then " \ 112 "setenv partitionset_active A; " \ 113 "env delete B; " \ 114 "fi;" \ 115 "saveenv; " \ 116 "fi;" \ 117 "fi;" \ 118 "echo set ${partitionset_active}...;" \ 119 "run nand_args; " 120 121 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \ 122 "flash_self_test=setenv testargs test; " \ 123 "run nand_boot\0" \ 124 "dfu_start=echo Preparing for dfu mode ...; " \ 125 "run dfu_args; \0" 126 127 #define COMMON_ENV_SETTINGS \ 128 "verify=no \0" \ 129 "project_dir=targetdir\0" \ 130 "upgrade_available=0\0" \ 131 "partitionset_active=A\0" \ 132 "loadaddr=0x82000000\0" \ 133 "kloadaddr=0x81000000\0" \ 134 "script_addr=0x81900000\0" \ 135 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \ 136 "nfsopts=nolock rw\0" \ 137 "ip_method=none\0" \ 138 "bootenv=uEnv.txt\0" \ 139 "bootargs_defaults=setenv bootargs " \ 140 "console=${console} " \ 141 "${testargs} " \ 142 "${optargs}\0" \ 143 "siemens_help=echo; "\ 144 "echo Type 'run flash_self' to use kernel and root " \ 145 "filesystem on memory; echo Type 'run flash_self_test' to " \ 146 "use kernel and root filesystem on memory, boot in test " \ 147 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \ 148 "from memory and root filesystem over NFS; echo Type " \ 149 "'run net_nfs' to get Kernel over TFTP and mount root " \ 150 "filesystem over NFS; " \ 151 "echo Set partitionset_active variable to 'A' " \ 152 "or 'B' to select kernel and rootfs partition; " \ 153 "echo" \ 154 "\0" 155 156 /* 157 * Variant 1 partition layout 158 * chip-size = 256MiB 159 *| name | size | address area | 160 *------------------------------------------------------- 161 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 162 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 163 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 164 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 165 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 166 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff | 167 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff | 168 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff | 169 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff | 170 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff | 171 *------------------------------------------------------- 172 173 "mtdparts=omap2-nand.0:" \ 174 "128k(spl)," \ 175 "128k(spl.backup1)," \ 176 "128k(spl.backup2)," \ 177 "128k(spl.backup3)," \ 178 "1920k(u-boot)," \ 179 "128k(uboot.env)," \ 180 "5120k(kernel_a)," \ 181 "5120k(kernel_b)," \ 182 "8192k(mtdoops)," \ 183 "-(rootfs)" 184 */ 185 186 #define DFU_ALT_INFO_NAND_V1 \ 187 "spl part 0 1;" \ 188 "spl.backup1 part 0 2;" \ 189 "spl.backup2 part 0 3;" \ 190 "spl.backup3 part 0 4;" \ 191 "u-boot part 0 5;" \ 192 "u-boot.env part 0 6;" \ 193 "kernel_a part 0 7;" \ 194 "kernel_b part 0 8;" \ 195 "rootfs partubi 0 10" 196 197 #define CFG_ENV_SETTINGS_NAND_V1 \ 198 "nand_active_ubi_vol=rootfs_a\0" \ 199 "nand_active_ubi_vol_A=rootfs_a\0" \ 200 "nand_active_ubi_vol_B=rootfs_b\0" \ 201 "nand_root_fs_type=ubifs rootwait\0" \ 202 "nand_src_addr=0x280000\0" \ 203 "nand_src_addr_A=0x280000\0" \ 204 "nand_src_addr_B=0x780000\0" \ 205 "nand_args=run bootargs_defaults;" \ 206 "mtdparts default;" \ 207 "setenv ${partitionset_active} true;" \ 208 "if test -n ${A}; then " \ 209 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \ 210 "setenv nand_src_addr ${nand_src_addr_A};" \ 211 "fi;" \ 212 "if test -n ${B}; then " \ 213 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \ 214 "setenv nand_src_addr ${nand_src_addr_B};" \ 215 "fi;" \ 216 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 217 "ubi.mtd=9,${ubi_off};" \ 218 "setenv bootargs ${bootargs} " \ 219 "root=${nand_root} noinitrd ${mtdparts} " \ 220 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 221 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 222 "=mtdoops\0" \ 223 COMMON_ENV_DFU_ARGS \ 224 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \ 225 COMMON_ENV_NAND_BOOT \ 226 "nand read.i ${kloadaddr} ${nand_src_addr} " \ 227 "${nand_img_size}; bootm ${kloadaddr}\0" \ 228 COMMON_ENV_NAND_CMDS 229 230 #define CFG_ENV_SETTINGS_V1 \ 231 COMMON_ENV_SETTINGS \ 232 "net_args=run bootargs_defaults;" \ 233 "mtdparts default;" \ 234 "setenv bootfile ${project_dir}/kernel/uImage;" \ 235 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 236 "setenv bootargs ${bootargs} " \ 237 "root=/dev/nfs ${mtdparts} " \ 238 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 239 "ip=${ipaddr}:${serverip}:" \ 240 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 241 "net_nfs=echo Booting from network ...; " \ 242 "run net_args; " \ 243 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 244 "bootm ${kloadaddr}\0" 245 246 /* 247 * Variant 2 partition layout (default) 248 * chip-size = 256MiB or 512 MiB 249 *| name | size | address area | 250 *------------------------------------------------------- 251 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 252 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 253 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 254 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 255 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 256 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 257 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 258 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff | 259 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff | 260 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff | 261 *------------------------------------------------------- 262 */ 263 264 #define DFU_ALT_INFO_NAND_V2 \ 265 "spl part 0 1;" \ 266 "spl.backup1 part 0 2;" \ 267 "spl.backup2 part 0 3;" \ 268 "spl.backup3 part 0 4;" \ 269 "u-boot part 0 5;" \ 270 "u-boot.env0 part 0 6;" \ 271 "u-boot.env1 part 0 7;" \ 272 "rootfs partubi 0 9" \ 273 274 #define CFG_ENV_SETTINGS_NAND_V2 \ 275 "nand_active_ubi_vol=rootfs_a\0" \ 276 "rootfs_name=rootfs\0" \ 277 "kernel_name=uImage\0"\ 278 "nand_root_fs_type=ubifs rootwait\0" \ 279 "nand_args=run bootargs_defaults;" \ 280 "mtdparts default;" \ 281 "setenv ${partitionset_active} true;" \ 282 "if test -n ${A}; then " \ 283 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \ 284 "fi;" \ 285 "if test -n ${B}; then " \ 286 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \ 287 "fi;" \ 288 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 289 "ubi.mtd=rootfs,2048;" \ 290 "setenv bootargs ${bootargs} " \ 291 "root=${nand_root} noinitrd ${mtdparts} " \ 292 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 293 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 294 "=mtdoops\0" \ 295 COMMON_ENV_DFU_ARGS \ 296 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \ 297 COMMON_ENV_NAND_BOOT \ 298 "ubi part rootfs ${ubi_off};" \ 299 "ubifsmount ubi0:${nand_active_ubi_vol};" \ 300 "ubifsload ${kloadaddr} boot/${kernel_name};" \ 301 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \ 302 "bootm ${kloadaddr} - ${loadaddr}\0" \ 303 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \ 304 "bootm ${kloadaddr} - ${loadaddr}\0" \ 305 COMMON_ENV_NAND_CMDS 306 307 #define CFG_ENV_SETTINGS_V2 \ 308 COMMON_ENV_SETTINGS \ 309 "net_args=run bootargs_defaults;" \ 310 "mtdparts default;" \ 311 "setenv bootfile ${project_dir}/kernel/uImage;" \ 312 "setenv bootdtb ${project_dir}/kernel/dtb;" \ 313 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 314 "setenv bootargs ${bootargs} " \ 315 "root=/dev/nfs ${mtdparts} " \ 316 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 317 "ip=${ipaddr}:${serverip}:" \ 318 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 319 "net_nfs=echo Booting from network ...; " \ 320 "run net_args; " \ 321 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 322 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \ 323 "bootm ${kloadaddr} - ${loadaddr}\0" 324 325 /* 326 * Variant 3 partition layout 327 * chip-size = 512MiB 328 *| name | size | address area | 329 *------------------------------------------------------- 330 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 331 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 332 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 333 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 334 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 335 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 336 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 337 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff | 338 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff | 339 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff | 340 *------------------------------------------------------- 341 342 "mtdparts=omap2-nand.0:" \ 343 "128k(spl)," \ 344 "128k(spl.backup1)," \ 345 "128k(spl.backup2)," \ 346 "128k(spl.backup3)," \ 347 "1920k(u-boot)," \ 348 "512k(u-boot.env0)," \ 349 "512k(u-boot.env1)," \ 350 "300m(rootfs)," \ 351 "512k(mtdoops)," \ 352 "-(configuration)" 353 354 */ 355 356 #define CFG_SYS_NAND_BASE (0x08000000) /* physical address */ 357 /* to access nand at */ 358 /* CS0 */ 359 #endif 360 361 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */ 362