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 #include <environment/ti/dfu.h> 21 22 #ifndef CONFIG_SPL_BUILD 23 # define CONFIG_TIMESTAMP 24 # define CONFIG_LZO 25 #endif 26 27 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 28 29 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 30 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 31 #define CONFIG_BOARD_LATE_INIT 32 33 /* Clock Defines */ 34 #define V_OSCK 24000000 /* Clock output from T2 */ 35 #define V_SCLK (V_OSCK) 36 37 /* Custom script for NOR */ 38 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 39 40 /* Always 128 KiB env size */ 41 #define CONFIG_ENV_SIZE (128 << 10) 42 43 /* Enhance our eMMC support / experience. */ 44 #define CONFIG_CMD_GPT 45 #define CONFIG_EFI_PARTITION 46 47 #ifdef CONFIG_NAND 48 #define NANDARGS \ 49 "mtdids=" MTDIDS_DEFAULT "\0" \ 50 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 51 "nandargs=setenv bootargs console=${console} " \ 52 "${optargs} " \ 53 "root=${nandroot} " \ 54 "rootfstype=${nandrootfstype}\0" \ 55 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ 56 "nandrootfstype=ubifs rootwait=1\0" \ 57 "nandboot=echo Booting from nand ...; " \ 58 "run nandargs; " \ 59 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 60 "nand read ${loadaddr} NAND.kernel; " \ 61 "bootz ${loadaddr} - ${fdtaddr}\0" 62 #else 63 #define NANDARGS "" 64 #endif 65 66 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 67 68 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \ 69 "bootcmd_" #devtypel #instance "=" \ 70 "setenv mmcdev " #instance"; "\ 71 "setenv bootpart " #instance":2 ; "\ 72 "run mmcboot\0" 73 74 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \ 75 #devtypel #instance " " 76 77 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ 78 "bootcmd_" #devtypel "=" \ 79 "run nandboot\0" 80 81 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ 82 #devtypel #instance " " 83 84 #define BOOT_TARGET_DEVICES(func) \ 85 func(MMC, mmc, 0) \ 86 func(LEGACY_MMC, legacy_mmc, 0) \ 87 func(MMC, mmc, 1) \ 88 func(LEGACY_MMC, legacy_mmc, 1) \ 89 func(NAND, nand, 0) \ 90 func(PXE, pxe, na) \ 91 func(DHCP, dhcp, na) 92 93 #define CONFIG_BOOTCOMMAND \ 94 "run findfdt; " \ 95 "run init_console; " \ 96 "run envboot; " \ 97 "run distro_bootcmd" 98 99 #include <config_distro_bootcmd.h> 100 101 #ifndef CONFIG_SPL_BUILD 102 #define CONFIG_EXTRA_ENV_SETTINGS \ 103 DEFAULT_LINUX_BOOT_ENV \ 104 DEFAULT_MMC_TI_ARGS \ 105 "boot_fdt=try\0" \ 106 "bootpart=0:2\0" \ 107 "bootdir=/boot\0" \ 108 "bootfile=zImage\0" \ 109 "fdtfile=undefined\0" \ 110 "console=ttyO0,115200n8\0" \ 111 "partitions=" \ 112 "uuid_disk=${uuid_gpt_disk};" \ 113 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 114 "optargs=\0" \ 115 "ramroot=/dev/ram0 rw\0" \ 116 "ramrootfstype=ext2\0" \ 117 "spiroot=/dev/mtdblock4 rw\0" \ 118 "spirootfstype=jffs2\0" \ 119 "spisrcaddr=0xe0000\0" \ 120 "spiimgsize=0x362000\0" \ 121 "spibusno=0\0" \ 122 "spiargs=setenv bootargs console=${console} " \ 123 "${optargs} " \ 124 "root=${spiroot} " \ 125 "rootfstype=${spirootfstype}\0" \ 126 "ramargs=setenv bootargs console=${console} " \ 127 "${optargs} " \ 128 "root=${ramroot} " \ 129 "rootfstype=${ramrootfstype}\0" \ 130 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 131 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 132 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 133 "mmcloados=run args_mmc; " \ 134 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 135 "if run loadfdt; then " \ 136 "bootz ${loadaddr} - ${fdtaddr}; " \ 137 "else " \ 138 "if test ${boot_fdt} = try; then " \ 139 "bootz; " \ 140 "else " \ 141 "echo WARN: Cannot load the DT; " \ 142 "fi; " \ 143 "fi; " \ 144 "else " \ 145 "bootz; " \ 146 "fi;\0" \ 147 "mmcboot=mmc dev ${mmcdev}; " \ 148 "if mmc rescan; then " \ 149 "echo SD/MMC found on device ${mmcdev};" \ 150 "run envboot; " \ 151 "if run loadimage; then " \ 152 "run mmcloados;" \ 153 "fi;" \ 154 "fi;\0" \ 155 "spiboot=echo Booting from spi ...; " \ 156 "run spiargs; " \ 157 "sf probe ${spibusno}:0; " \ 158 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 159 "bootz ${loadaddr}\0" \ 160 "ramboot=echo Booting from ramdisk ...; " \ 161 "run ramargs; " \ 162 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 163 "findfdt="\ 164 "if test $board_name = A335BONE; then " \ 165 "setenv fdtfile am335x-bone.dtb; fi; " \ 166 "if test $board_name = A335BNLT; then " \ 167 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 168 "if test $board_name = BBG1; then " \ 169 "setenv fdtfile am335x-bonegreen.dtb; fi; " \ 170 "if test $board_name = A33515BB; then " \ 171 "setenv fdtfile am335x-evm.dtb; fi; " \ 172 "if test $board_name = A335X_SK; then " \ 173 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 174 "if test $board_name = A335_ICE; then " \ 175 "setenv fdtfile am335x-icev2.dtb; fi; " \ 176 "if test $fdtfile = undefined; then " \ 177 "echo WARNING: Could not determine device tree to use; fi; \0" \ 178 "init_console=" \ 179 "if test $board_name = A335_ICE; then "\ 180 "setenv console ttyO3,115200n8;" \ 181 "else " \ 182 "setenv console ttyO0,115200n8;" \ 183 "fi;\0" \ 184 NANDARGS \ 185 NETARGS \ 186 DFUARGS \ 187 BOOTENV 188 #endif 189 190 /* NS16550 Configuration */ 191 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 192 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 193 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 194 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 195 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 196 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 197 #define CONFIG_BAUDRATE 115200 198 199 #define CONFIG_CMD_EEPROM 200 #define CONFIG_ENV_EEPROM_IS_ON_I2C 201 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 202 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 203 204 /* PMIC support */ 205 #define CONFIG_POWER_TPS65217 206 #define CONFIG_POWER_TPS65910 207 208 /* SPL */ 209 #ifndef CONFIG_NOR_BOOT 210 /* Bootcount using the RTC block */ 211 #define CONFIG_BOOTCOUNT_LIMIT 212 #define CONFIG_BOOTCOUNT_AM33XX 213 #define CONFIG_SYS_BOOTCOUNT_BE 214 215 /* USB gadget RNDIS */ 216 217 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/am33xx/u-boot-spl.lds" 218 #endif 219 220 #ifdef CONFIG_NAND 221 /* NAND: device related configs */ 222 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 223 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 224 CONFIG_SYS_NAND_PAGE_SIZE) 225 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 226 #define CONFIG_SYS_NAND_OOBSIZE 64 227 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 228 /* NAND: driver related configs */ 229 #define CONFIG_NAND_OMAP_GPMC 230 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 231 #define CONFIG_NAND_OMAP_ELM 232 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 233 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 234 10, 11, 12, 13, 14, 15, 16, 17, \ 235 18, 19, 20, 21, 22, 23, 24, 25, \ 236 26, 27, 28, 29, 30, 31, 32, 33, \ 237 34, 35, 36, 37, 38, 39, 40, 41, \ 238 42, 43, 44, 45, 46, 47, 48, 49, \ 239 50, 51, 52, 53, 54, 55, 56, 57, } 240 241 #define CONFIG_SYS_NAND_ECCSIZE 512 242 #define CONFIG_SYS_NAND_ECCBYTES 14 243 #define CONFIG_SYS_NAND_ONFI_DETECTION 244 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 245 #define MTDIDS_DEFAULT "nand0=nand.0" 246 #define MTDPARTS_DEFAULT "mtdparts=nand.0:" \ 247 "128k(NAND.SPL)," \ 248 "128k(NAND.SPL.backup1)," \ 249 "128k(NAND.SPL.backup2)," \ 250 "128k(NAND.SPL.backup3)," \ 251 "256k(NAND.u-boot-spl-os)," \ 252 "1m(NAND.u-boot)," \ 253 "128k(NAND.u-boot-env)," \ 254 "128k(NAND.u-boot-env.backup1)," \ 255 "8m(NAND.kernel)," \ 256 "-(NAND.file-system)" 257 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 258 /* NAND: SPL related configs */ 259 #ifdef CONFIG_SPL_NAND_SUPPORT 260 #define CONFIG_SPL_NAND_AM33XX_BCH 261 #endif 262 #ifdef CONFIG_SPL_OS_BOOT 263 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 264 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 265 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 266 #endif 267 #endif /* !CONFIG_NAND */ 268 269 /* 270 * For NOR boot, we must set this to the start of where NOR is mapped 271 * in memory. 272 */ 273 #ifdef CONFIG_NOR_BOOT 274 #define CONFIG_SYS_TEXT_BASE 0x08000000 275 #endif 276 277 /* 278 * USB configuration. We enable MUSB support, both for host and for 279 * gadget. We set USB0 as peripheral and USB1 as host, based on the 280 * board schematic and physical port wired to each. Then for host we 281 * add mass storage support and for gadget we add both RNDIS ethernet 282 * and DFU. 283 */ 284 #define CONFIG_USB_MUSB_DSPS 285 #define CONFIG_ARCH_MISC_INIT 286 #define CONFIG_USB_MUSB_PIO_ONLY 287 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 288 #define CONFIG_AM335X_USB0 289 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 290 #define CONFIG_AM335X_USB1 291 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 292 293 #ifndef CONFIG_SPL_USBETH_SUPPORT 294 /* Fastboot */ 295 #define CONFIG_USB_FUNCTION_FASTBOOT 296 #define CONFIG_CMD_FASTBOOT 297 #define CONFIG_ANDROID_BOOT_IMAGE 298 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 299 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 300 301 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 302 #endif 303 304 #ifdef CONFIG_USB_MUSB_GADGET 305 /* Removing USB gadget and can be enabled adter adding support usb DM */ 306 #ifndef CONFIG_DM_ETH 307 #define CONFIG_USB_ETHER 308 #define CONFIG_USB_ETH_RNDIS 309 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 310 #endif /* CONFIG_DM_ETH */ 311 #endif /* CONFIG_USB_MUSB_GADGET */ 312 313 /* 314 * Disable MMC DM for SPL build and can be re-enabled after adding 315 * DM support in SPL 316 */ 317 #ifdef CONFIG_SPL_BUILD 318 #undef CONFIG_DM_MMC 319 #undef CONFIG_TIMER 320 #endif 321 322 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 323 /* Remove other SPL modes. */ 324 #define CONFIG_ENV_IS_NOWHERE 325 #undef CONFIG_ENV_IS_IN_NAND 326 /* disable host part of MUSB in SPL */ 327 /* disable EFI partitions and partition UUID support */ 328 #undef CONFIG_PARTITION_UUIDS 329 #undef CONFIG_EFI_PARTITION 330 #endif 331 332 /* USB Device Firmware Update support */ 333 #ifndef CONFIG_SPL_BUILD 334 #define DFUARGS \ 335 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 336 DFU_ALT_INFO_MMC \ 337 DFU_ALT_INFO_RAM \ 338 DFU_ALT_INFO_NAND 339 #endif 340 341 /* 342 * Default to using SPI for environment, etc. 343 * 0x000000 - 0x020000 : SPL (128KiB) 344 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 345 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 346 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 347 * 0x0E0000 - 0x442000 : Linux Kernel 348 * 0x442000 - 0x800000 : Userland 349 */ 350 #if defined(CONFIG_SPI_BOOT) 351 /* SPL related */ 352 #define CONFIG_SPL_SPI_LOAD 353 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 354 355 #define CONFIG_ENV_IS_IN_SPI_FLASH 356 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 357 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 358 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 359 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 360 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 361 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 362 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 363 "512k(u-boot),128k(u-boot-env1)," \ 364 "128k(u-boot-env2),3464k(kernel)," \ 365 "-(rootfs)" 366 #elif defined(CONFIG_EMMC_BOOT) 367 #define CONFIG_ENV_IS_IN_MMC 368 #define CONFIG_SYS_MMC_ENV_DEV 1 369 #define CONFIG_SYS_MMC_ENV_PART 2 370 #define CONFIG_ENV_OFFSET 0x0 371 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 372 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 373 #elif defined(CONFIG_NOR_BOOT) 374 #define CONFIG_ENV_IS_IN_FLASH 375 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 376 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 377 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 378 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 379 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 380 "512k(u-boot)," \ 381 "128k(u-boot-env1)," \ 382 "128k(u-boot-env2)," \ 383 "4m(kernel),-(rootfs)" 384 #elif defined(CONFIG_ENV_IS_IN_NAND) 385 #define CONFIG_ENV_OFFSET 0x001c0000 386 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 387 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 388 #elif !defined(CONFIG_ENV_IS_NOWHERE) 389 /* Not NAND, SPI, NOR or eMMC env, so put ENV in a file on FAT */ 390 #define CONFIG_ENV_IS_IN_FAT 391 #define FAT_ENV_INTERFACE "mmc" 392 #define FAT_ENV_DEVICE_AND_PART "0:1" 393 #define FAT_ENV_FILE "uboot.env" 394 #endif 395 396 /* SPI flash. */ 397 #define CONFIG_SF_DEFAULT_SPEED 24000000 398 399 /* Network. */ 400 #define CONFIG_PHY_GIGE 401 #define CONFIG_PHYLIB 402 #define CONFIG_PHY_SMSC 403 /* Enable Atheros phy driver */ 404 #define CONFIG_PHY_ATHEROS 405 406 /* 407 * NOR Size = 16 MiB 408 * Number of Sectors/Blocks = 128 409 * Sector Size = 128 KiB 410 * Word length = 16 bits 411 * Default layout: 412 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 413 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 414 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 415 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 416 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 417 */ 418 #if defined(CONFIG_NOR) 419 #undef CONFIG_SYS_NO_FLASH 420 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 421 #define CONFIG_SYS_FLASH_PROTECTION 422 #define CONFIG_SYS_FLASH_CFI 423 #define CONFIG_FLASH_CFI_DRIVER 424 #define CONFIG_FLASH_CFI_MTD 425 #define CONFIG_SYS_MAX_FLASH_SECT 128 426 #define CONFIG_SYS_MAX_FLASH_BANKS 1 427 #define CONFIG_SYS_FLASH_BASE (0x08000000) 428 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 429 #define CONFIG_SYS_FLASH_SIZE 0x01000000 430 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 431 #endif /* NOR support */ 432 433 #ifdef CONFIG_DRIVER_TI_CPSW 434 #define CONFIG_CLOCK_SYNTHESIZER 435 #define CLK_SYNTHESIZER_I2C_ADDR 0x65 436 #endif 437 438 #endif /* ! __CONFIG_AM335X_EVM_H */ 439