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