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