1 /* 2 * am335x_evm.h 3 * 4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation version 2. 9 * 10 * This program is distributed "as is" WITHOUT ANY WARRANTY of any 11 * kind, whether express or implied; without even the implied warranty 12 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 */ 15 16 #ifndef __CONFIG_AM335X_EVM_H 17 #define __CONFIG_AM335X_EVM_H 18 19 #include <configs/ti_am335x_common.h> 20 21 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 22 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 23 #define CONFIG_BOARD_LATE_INIT 24 25 /* Clock Defines */ 26 #define V_OSCK 24000000 /* Clock output from T2 */ 27 #define V_SCLK (V_OSCK) 28 29 /* Custom script for NOR */ 30 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 31 32 /* Always 128 KiB env size */ 33 #define CONFIG_ENV_SIZE (128 << 10) 34 35 /* Enhance our eMMC support / experience. */ 36 #define CONFIG_CMD_GPT 37 #define CONFIG_EFI_PARTITION 38 #define CONFIG_PARTITION_UUIDS 39 #define CONFIG_CMD_PART 40 41 #ifdef CONFIG_NAND 42 #define NANDARGS \ 43 "mtdids=" MTDIDS_DEFAULT "\0" \ 44 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 45 "nandargs=setenv bootargs console=${console} " \ 46 "${optargs} " \ 47 "root=${nandroot} " \ 48 "rootfstype=${nandrootfstype}\0" \ 49 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ 50 "nandrootfstype=ubifs rootwait=1\0" \ 51 "nandboot=echo Booting from nand ...; " \ 52 "run nandargs; " \ 53 "nand read ${fdtaddr} u-boot-spl-os; " \ 54 "nand read ${loadaddr} kernel; " \ 55 "bootz ${loadaddr} - ${fdtaddr}\0" 56 #else 57 #define NANDARGS "" 58 #endif 59 60 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 61 62 #ifndef CONFIG_SPL_BUILD 63 #define CONFIG_EXTRA_ENV_SETTINGS \ 64 "loadaddr=0x80200000\0" \ 65 "fdtaddr=0x80F80000\0" \ 66 "fdt_high=0xffffffff\0" \ 67 "boot_fdt=try\0" \ 68 "rdaddr=0x81000000\0" \ 69 "bootpart=0:2\0" \ 70 "bootdir=/boot\0" \ 71 "bootfile=zImage\0" \ 72 "fdtfile=undefined\0" \ 73 "console=ttyO0,115200n8\0" \ 74 "partitions=" \ 75 "uuid_disk=${uuid_gpt_disk};" \ 76 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 77 "optargs=\0" \ 78 "mmcdev=0\0" \ 79 "mmcroot=/dev/mmcblk0p2 ro\0" \ 80 "mmcrootfstype=ext4 rootwait\0" \ 81 "rootpath=/export/rootfs\0" \ 82 "nfsopts=nolock\0" \ 83 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 84 "::off\0" \ 85 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 86 "ramrootfstype=ext2\0" \ 87 "mmcargs=setenv bootargs console=${console} " \ 88 "${optargs} " \ 89 "root=${mmcroot} " \ 90 "rootfstype=${mmcrootfstype}\0" \ 91 "spiroot=/dev/mtdblock4 rw\0" \ 92 "spirootfstype=jffs2\0" \ 93 "spisrcaddr=0xe0000\0" \ 94 "spiimgsize=0x362000\0" \ 95 "spibusno=0\0" \ 96 "spiargs=setenv bootargs console=${console} " \ 97 "${optargs} " \ 98 "root=${spiroot} " \ 99 "rootfstype=${spirootfstype}\0" \ 100 "netargs=setenv bootargs console=${console} " \ 101 "${optargs} " \ 102 "root=/dev/nfs " \ 103 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 104 "ip=dhcp\0" \ 105 "bootenv=uEnv.txt\0" \ 106 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 107 "importbootenv=echo Importing environment from mmc ...; " \ 108 "env import -t $loadaddr $filesize\0" \ 109 "ramargs=setenv bootargs console=${console} " \ 110 "${optargs} " \ 111 "root=${ramroot} " \ 112 "rootfstype=${ramrootfstype}\0" \ 113 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 114 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 115 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 116 "mmcloados=run mmcargs; " \ 117 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 118 "if run loadfdt; then " \ 119 "bootz ${loadaddr} - ${fdtaddr}; " \ 120 "else " \ 121 "if test ${boot_fdt} = try; then " \ 122 "bootz; " \ 123 "else " \ 124 "echo WARN: Cannot load the DT; " \ 125 "fi; " \ 126 "fi; " \ 127 "else " \ 128 "bootz; " \ 129 "fi;\0" \ 130 "mmcboot=mmc dev ${mmcdev}; " \ 131 "if mmc rescan; then " \ 132 "echo SD/MMC found on device ${mmcdev};" \ 133 "if run loadbootenv; then " \ 134 "echo Loaded environment from ${bootenv};" \ 135 "run importbootenv;" \ 136 "fi;" \ 137 "if test -n $uenvcmd; then " \ 138 "echo Running uenvcmd ...;" \ 139 "run uenvcmd;" \ 140 "fi;" \ 141 "if run loadimage; then " \ 142 "run mmcloados;" \ 143 "fi;" \ 144 "fi;\0" \ 145 "spiboot=echo Booting from spi ...; " \ 146 "run spiargs; " \ 147 "sf probe ${spibusno}:0; " \ 148 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 149 "bootz ${loadaddr}\0" \ 150 "netboot=echo Booting from network ...; " \ 151 "setenv autoload no; " \ 152 "dhcp; " \ 153 "tftp ${loadaddr} ${bootfile}; " \ 154 "tftp ${fdtaddr} ${fdtfile}; " \ 155 "run netargs; " \ 156 "bootz ${loadaddr} - ${fdtaddr}\0" \ 157 "ramboot=echo Booting from ramdisk ...; " \ 158 "run ramargs; " \ 159 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 160 "findfdt="\ 161 "if test $board_name = A335BONE; then " \ 162 "setenv fdtfile am335x-bone.dtb; fi; " \ 163 "if test $board_name = A335BNLT; then " \ 164 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 165 "if test $board_name = A33515BB; then " \ 166 "setenv fdtfile am335x-evm.dtb; fi; " \ 167 "if test $board_name = A335X_SK; then " \ 168 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 169 "if test $fdtfile = undefined; then " \ 170 "echo WARNING: Could not determine device tree to use; fi; \0" \ 171 NANDARGS \ 172 DFUARGS 173 #endif 174 175 #define CONFIG_BOOTCOMMAND \ 176 "run findfdt; " \ 177 "run mmcboot;" \ 178 "setenv mmcdev 1; " \ 179 "setenv bootpart 1:2; " \ 180 "run mmcboot;" \ 181 "run nandboot;" 182 183 /* NS16550 Configuration */ 184 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 185 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 186 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 187 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 188 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 189 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 190 #define CONFIG_BAUDRATE 115200 191 192 #define CONFIG_CMD_EEPROM 193 #define CONFIG_ENV_EEPROM_IS_ON_I2C 194 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 195 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 196 #define CONFIG_SYS_I2C_MULTI_EEPROMS 197 198 /* PMIC support */ 199 #define CONFIG_POWER_TPS65217 200 #define CONFIG_POWER_TPS65910 201 202 /* SPL */ 203 #ifndef CONFIG_NOR_BOOT 204 #define CONFIG_SPL_POWER_SUPPORT 205 #define CONFIG_SPL_YMODEM_SUPPORT 206 207 /* Bootcount using the RTC block */ 208 #define CONFIG_BOOTCOUNT_LIMIT 209 #define CONFIG_BOOTCOUNT_AM33XX 210 211 /* CPSW support */ 212 #define CONFIG_SPL_ETH_SUPPORT 213 214 /* USB gadget RNDIS */ 215 #define CONFIG_SPL_MUSB_NEW_SUPPORT 216 217 /* General network SPL, both CPSW and USB gadget RNDIS */ 218 #define CONFIG_SPL_NET_SUPPORT 219 #define CONFIG_SPL_ENV_SUPPORT 220 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 221 222 /* SPI flash. */ 223 #define CONFIG_SPL_SPI_SUPPORT 224 #define CONFIG_SPL_SPI_FLASH_SUPPORT 225 #define CONFIG_SPL_SPI_LOAD 226 #define CONFIG_SPL_SPI_BUS 0 227 #define CONFIG_SPL_SPI_CS 0 228 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 229 230 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 231 232 #ifdef CONFIG_NAND 233 #define CONFIG_NAND_OMAP_GPMC 234 #define CONFIG_NAND_OMAP_ELM 235 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 236 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 237 CONFIG_SYS_NAND_PAGE_SIZE) 238 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 239 #define CONFIG_SYS_NAND_OOBSIZE 64 240 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 241 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 242 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 243 10, 11, 12, 13, 14, 15, 16, 17, \ 244 18, 19, 20, 21, 22, 23, 24, 25, \ 245 26, 27, 28, 29, 30, 31, 32, 33, \ 246 34, 35, 36, 37, 38, 39, 40, 41, \ 247 42, 43, 44, 45, 46, 47, 48, 49, \ 248 50, 51, 52, 53, 54, 55, 56, 57, } 249 250 #define CONFIG_SYS_NAND_ECCSIZE 512 251 #define CONFIG_SYS_NAND_ECCBYTES 14 252 #define CONFIG_SYS_NAND_ONFI_DETECTION 253 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 254 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 255 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 256 #endif 257 #endif 258 259 /* 260 * For NOR boot, we must set this to the start of where NOR is mapped 261 * in memory. 262 */ 263 #ifdef CONFIG_NOR_BOOT 264 #define CONFIG_SYS_TEXT_BASE 0x08000000 265 #endif 266 267 /* 268 * USB configuration. We enable MUSB support, both for host and for 269 * gadget. We set USB0 as peripheral and USB1 as host, based on the 270 * board schematic and physical port wired to each. Then for host we 271 * add mass storage support and for gadget we add both RNDIS ethernet 272 * and DFU. 273 */ 274 #define CONFIG_USB_MUSB_DSPS 275 #define CONFIG_ARCH_MISC_INIT 276 #define CONFIG_MUSB_GADGET 277 #define CONFIG_MUSB_PIO_ONLY 278 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT 279 #define CONFIG_USB_GADGET 280 #define CONFIG_USBDOWNLOAD_GADGET 281 #define CONFIG_USB_GADGET_DUALSPEED 282 #define CONFIG_USB_GADGET_VBUS_DRAW 2 283 #define CONFIG_MUSB_HOST 284 #define CONFIG_AM335X_USB0 285 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 286 #define CONFIG_AM335X_USB1 287 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 288 289 #ifdef CONFIG_MUSB_HOST 290 #define CONFIG_CMD_USB 291 #define CONFIG_USB_STORAGE 292 #endif 293 294 #ifdef CONFIG_MUSB_GADGET 295 #define CONFIG_USB_ETHER 296 #define CONFIG_USB_ETH_RNDIS 297 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 298 299 /* USB TI's IDs */ 300 #define CONFIG_G_DNL_VENDOR_NUM 0x0403 301 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00 302 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments" 303 #endif /* CONFIG_MUSB_GADGET */ 304 305 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 306 /* disable host part of MUSB in SPL */ 307 #undef CONFIG_MUSB_HOST 308 /* disable EFI partitions and partition UUID support */ 309 #undef CONFIG_PARTITION_UUIDS 310 #undef CONFIG_EFI_PARTITION 311 /* 312 * Disable CPSW SPL support so we fit within the 101KiB limit. 313 */ 314 #undef CONFIG_SPL_ETH_SUPPORT 315 #endif 316 317 /* USB Device Firmware Update support */ 318 #define CONFIG_DFU_FUNCTION 319 #define CONFIG_DFU_MMC 320 #define CONFIG_CMD_DFU 321 #define DFU_ALT_INFO_MMC \ 322 "dfu_alt_info_mmc=" \ 323 "boot part 0 1;" \ 324 "rootfs part 0 2;" \ 325 "MLO fat 0 1;" \ 326 "MLO.raw mmc 100 100;" \ 327 "u-boot.img.raw mmc 300 400;" \ 328 "spl-os-args.raw mmc 80 80;" \ 329 "spl-os-image.raw mmc 900 2000;" \ 330 "spl-os-args fat 0 1;" \ 331 "spl-os-image fat 0 1;" \ 332 "u-boot.img fat 0 1;" \ 333 "uEnv.txt fat 0 1\0" 334 #ifdef CONFIG_NAND 335 #define CONFIG_DFU_NAND 336 #define DFU_ALT_INFO_NAND \ 337 "dfu_alt_info_nand=" \ 338 "SPL part 0 1;" \ 339 "SPL.backup1 part 0 2;" \ 340 "SPL.backup2 part 0 3;" \ 341 "SPL.backup3 part 0 4;" \ 342 "u-boot part 0 5;" \ 343 "u-boot-spl-os part 0 6;" \ 344 "kernel part 0 8;" \ 345 "rootfs part 0 9\0" 346 #else 347 #define DFU_ALT_INFO_NAND "" 348 #endif 349 #define CONFIG_DFU_RAM 350 #define DFU_ALT_INFO_RAM \ 351 "dfu_alt_info_ram=" \ 352 "kernel ram 0x80200000 0xD80000;" \ 353 "fdt ram 0x80F80000 0x80000;" \ 354 "ramdisk ram 0x81000000 0x4000000\0" 355 #define DFUARGS \ 356 "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \ 357 DFU_ALT_INFO_MMC \ 358 DFU_ALT_INFO_RAM \ 359 DFU_ALT_INFO_NAND 360 361 /* 362 * Default to using SPI for environment, etc. 363 * 0x000000 - 0x020000 : SPL (128KiB) 364 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 365 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 366 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 367 * 0x0E0000 - 0x442000 : Linux Kernel 368 * 0x442000 - 0x800000 : Userland 369 */ 370 #if defined(CONFIG_SPI_BOOT) 371 #define CONFIG_ENV_IS_IN_SPI_FLASH 372 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 373 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 374 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 375 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 376 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 377 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 378 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 379 "512k(u-boot),128k(u-boot-env1)," \ 380 "128k(u-boot-env2),3464k(kernel)," \ 381 "-(rootfs)" 382 #elif defined(CONFIG_EMMC_BOOT) 383 #undef CONFIG_ENV_IS_NOWHERE 384 #define CONFIG_ENV_IS_IN_MMC 385 #define CONFIG_SYS_MMC_ENV_DEV 1 386 #define CONFIG_SYS_MMC_ENV_PART 2 387 #define CONFIG_ENV_OFFSET 0x0 388 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 389 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 390 #endif 391 392 /* SPI flash. */ 393 #define CONFIG_CMD_SF 394 #define CONFIG_SPI_FLASH 395 #define CONFIG_SPI_FLASH_WINBOND 396 #define CONFIG_SF_DEFAULT_SPEED 24000000 397 398 /* Network. */ 399 #define CONFIG_PHY_GIGE 400 #define CONFIG_PHYLIB 401 #define CONFIG_PHY_SMSC 402 403 /* NAND support */ 404 #ifdef CONFIG_NAND 405 #define CONFIG_CMD_NAND 406 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) 407 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 408 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ 409 "128k(SPL.backup1)," \ 410 "128k(SPL.backup2)," \ 411 "128k(SPL.backup3),1792k(u-boot)," \ 412 "128k(u-boot-spl-os)," \ 413 "128k(u-boot-env),5m(kernel),-(rootfs)" 414 #define CONFIG_ENV_IS_IN_NAND 415 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 416 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 417 #endif 418 #endif 419 420 /* 421 * NOR Size = 16 MiB 422 * Number of Sectors/Blocks = 128 423 * Sector Size = 128 KiB 424 * Word length = 16 bits 425 * Default layout: 426 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 427 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 428 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 429 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 430 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 431 */ 432 #if defined(CONFIG_NOR) 433 #undef CONFIG_SYS_NO_FLASH 434 #define CONFIG_CMD_FLASH 435 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 436 #define CONFIG_SYS_FLASH_PROTECTION 437 #define CONFIG_SYS_FLASH_CFI 438 #define CONFIG_FLASH_CFI_DRIVER 439 #define CONFIG_FLASH_CFI_MTD 440 #define CONFIG_SYS_MAX_FLASH_SECT 128 441 #define CONFIG_SYS_MAX_FLASH_BANKS 1 442 #define CONFIG_SYS_FLASH_BASE (0x08000000) 443 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 444 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 445 #ifdef CONFIG_NOR_BOOT 446 #define CONFIG_ENV_IS_IN_FLASH 447 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 448 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 449 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 450 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 451 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 452 "512k(u-boot)," \ 453 "128k(u-boot-env1)," \ 454 "128k(u-boot-env2)," \ 455 "4m(kernel),-(rootfs)" 456 #endif 457 #endif /* NOR support */ 458 459 #endif /* ! __CONFIG_AM335X_EVM_H */ 460