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