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 #ifndef CONFIG_SPL_BUILD 22 # define CONFIG_TIMESTAMP 23 # define CONFIG_LZO 24 #endif 25 26 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 27 28 #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM 29 30 /* Clock Defines */ 31 #define V_OSCK 24000000 /* Clock output from T2 */ 32 #define V_SCLK (V_OSCK) 33 34 /* Custom script for NOR */ 35 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 36 37 /* Always 128 KiB env size */ 38 #define CONFIG_ENV_SIZE (128 << 10) 39 40 #ifdef CONFIG_NAND 41 #define NANDARGS \ 42 "mtdids=" MTDIDS_DEFAULT "\0" \ 43 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 44 "nandargs=setenv bootargs console=${console} " \ 45 "${optargs} " \ 46 "root=${nandroot} " \ 47 "rootfstype=${nandrootfstype}\0" \ 48 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ 49 "nandrootfstype=ubifs rootwait=1\0" \ 50 "nandboot=echo Booting from nand ...; " \ 51 "run nandargs; " \ 52 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 53 "nand read ${loadaddr} NAND.kernel; " \ 54 "bootz ${loadaddr} - ${fdtaddr}\0" 55 #else 56 #define NANDARGS "" 57 #endif 58 59 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 60 61 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \ 62 "bootcmd_" #devtypel #instance "=" \ 63 "setenv mmcdev " #instance"; "\ 64 "setenv bootpart " #instance":2 ; "\ 65 "run mmcboot\0" 66 67 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \ 68 #devtypel #instance " " 69 70 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ 71 "bootcmd_" #devtypel "=" \ 72 "run nandboot\0" 73 74 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ 75 #devtypel #instance " " 76 77 #define BOOT_TARGET_DEVICES(func) \ 78 func(MMC, mmc, 0) \ 79 func(LEGACY_MMC, legacy_mmc, 0) \ 80 func(MMC, mmc, 1) \ 81 func(LEGACY_MMC, legacy_mmc, 1) \ 82 func(NAND, nand, 0) \ 83 func(PXE, pxe, na) \ 84 func(DHCP, dhcp, na) 85 86 #define CONFIG_BOOTCOMMAND \ 87 "if test ${boot_fit} -eq 1; then " \ 88 "run update_to_fit;" \ 89 "fi;" \ 90 "run findfdt; " \ 91 "run init_console; " \ 92 "run envboot; " \ 93 "run distro_bootcmd" 94 95 #include <config_distro_bootcmd.h> 96 97 #ifndef CONFIG_SPL_BUILD 98 #include <environment/ti/dfu.h> 99 #include <environment/ti/mmc.h> 100 101 #define CONFIG_EXTRA_ENV_SETTINGS \ 102 DEFAULT_LINUX_BOOT_ENV \ 103 DEFAULT_MMC_TI_ARGS \ 104 DEFAULT_FIT_TI_ARGS \ 105 "bootpart=0:2\0" \ 106 "bootdir=/boot\0" \ 107 "bootfile=zImage\0" \ 108 "fdtfile=undefined\0" \ 109 "console=ttyO0,115200n8\0" \ 110 "partitions=" \ 111 "uuid_disk=${uuid_gpt_disk};" \ 112 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 113 "optargs=\0" \ 114 "ramroot=/dev/ram0 rw\0" \ 115 "ramrootfstype=ext2\0" \ 116 "spiroot=/dev/mtdblock4 rw\0" \ 117 "spirootfstype=jffs2\0" \ 118 "spisrcaddr=0xe0000\0" \ 119 "spiimgsize=0x362000\0" \ 120 "spibusno=0\0" \ 121 "spiargs=setenv bootargs console=${console} " \ 122 "${optargs} " \ 123 "root=${spiroot} " \ 124 "rootfstype=${spirootfstype}\0" \ 125 "ramargs=setenv bootargs console=${console} " \ 126 "${optargs} " \ 127 "root=${ramroot} " \ 128 "rootfstype=${ramrootfstype}\0" \ 129 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 130 "spiboot=echo Booting from spi ...; " \ 131 "run spiargs; " \ 132 "sf probe ${spibusno}:0; " \ 133 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 134 "bootz ${loadaddr}\0" \ 135 "ramboot=echo Booting from ramdisk ...; " \ 136 "run ramargs; " \ 137 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 138 "findfdt="\ 139 "if test $board_name = A335BONE; then " \ 140 "setenv fdtfile am335x-bone.dtb; fi; " \ 141 "if test $board_name = A335BNLT; then " \ 142 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 143 "if test $board_name = BBBW; then " \ 144 "setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \ 145 "if test $board_name = BBG1; then " \ 146 "setenv fdtfile am335x-bonegreen.dtb; fi; " \ 147 "if test $board_name = BBGW; then " \ 148 "setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \ 149 "if test $board_name = BBBL; then " \ 150 "setenv fdtfile am335x-boneblue.dtb; fi; " \ 151 "if test $board_name = A33515BB; then " \ 152 "setenv fdtfile am335x-evm.dtb; fi; " \ 153 "if test $board_name = A335X_SK; then " \ 154 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 155 "if test $board_name = A335_ICE; then " \ 156 "setenv fdtfile am335x-icev2.dtb; fi; " \ 157 "if test $fdtfile = undefined; then " \ 158 "echo WARNING: Could not determine device tree to use; fi; \0" \ 159 "init_console=" \ 160 "if test $board_name = A335_ICE; then "\ 161 "setenv console ttyO3,115200n8;" \ 162 "else " \ 163 "setenv console ttyO0,115200n8;" \ 164 "fi;\0" \ 165 NANDARGS \ 166 NETARGS \ 167 DFUARGS \ 168 BOOTENV 169 #endif 170 171 /* NS16550 Configuration */ 172 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 173 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 174 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 175 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 176 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 177 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 178 179 #define CONFIG_CMD_EEPROM 180 #define CONFIG_ENV_EEPROM_IS_ON_I2C 181 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 182 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 183 184 /* PMIC support */ 185 #define CONFIG_POWER_TPS65217 186 #define CONFIG_POWER_TPS65910 187 188 /* SPL */ 189 #ifndef CONFIG_NOR_BOOT 190 /* Bootcount using the RTC block */ 191 #define CONFIG_BOOTCOUNT_LIMIT 192 #define CONFIG_BOOTCOUNT_AM33XX 193 #define CONFIG_SYS_BOOTCOUNT_BE 194 195 /* USB gadget RNDIS */ 196 197 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 198 #endif 199 200 #ifdef CONFIG_NAND 201 /* NAND: device related configs */ 202 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 203 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 204 CONFIG_SYS_NAND_PAGE_SIZE) 205 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 206 #define CONFIG_SYS_NAND_OOBSIZE 64 207 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 208 /* NAND: driver related configs */ 209 #define CONFIG_NAND_OMAP_GPMC 210 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 211 #define CONFIG_NAND_OMAP_ELM 212 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 213 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 214 10, 11, 12, 13, 14, 15, 16, 17, \ 215 18, 19, 20, 21, 22, 23, 24, 25, \ 216 26, 27, 28, 29, 30, 31, 32, 33, \ 217 34, 35, 36, 37, 38, 39, 40, 41, \ 218 42, 43, 44, 45, 46, 47, 48, 49, \ 219 50, 51, 52, 53, 54, 55, 56, 57, } 220 221 #define CONFIG_SYS_NAND_ECCSIZE 512 222 #define CONFIG_SYS_NAND_ECCBYTES 14 223 #define CONFIG_SYS_NAND_ONFI_DETECTION 224 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 225 #define MTDIDS_DEFAULT "nand0=nand.0" 226 #define MTDPARTS_DEFAULT "mtdparts=nand.0:" \ 227 "128k(NAND.SPL)," \ 228 "128k(NAND.SPL.backup1)," \ 229 "128k(NAND.SPL.backup2)," \ 230 "128k(NAND.SPL.backup3)," \ 231 "256k(NAND.u-boot-spl-os)," \ 232 "1m(NAND.u-boot)," \ 233 "128k(NAND.u-boot-env)," \ 234 "128k(NAND.u-boot-env.backup1)," \ 235 "8m(NAND.kernel)," \ 236 "-(NAND.file-system)" 237 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 238 /* NAND: SPL related configs */ 239 #ifdef CONFIG_SPL_NAND_SUPPORT 240 #define CONFIG_SPL_NAND_AM33XX_BCH 241 #endif 242 #ifdef CONFIG_SPL_OS_BOOT 243 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 244 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 245 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 246 #endif 247 #endif /* !CONFIG_NAND */ 248 249 /* 250 * For NOR boot, we must set this to the start of where NOR is mapped 251 * in memory. 252 */ 253 #ifdef CONFIG_NOR_BOOT 254 #define CONFIG_SYS_TEXT_BASE 0x08000000 255 #endif 256 257 /* 258 * USB configuration. We enable MUSB support, both for host and for 259 * gadget. We set USB0 as peripheral and USB1 as host, based on the 260 * board schematic and physical port wired to each. Then for host we 261 * add mass storage support and for gadget we add both RNDIS ethernet 262 * and DFU. 263 */ 264 #define CONFIG_USB_MUSB_DSPS 265 #define CONFIG_USB_MUSB_PIO_ONLY 266 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 267 #define CONFIG_AM335X_USB0 268 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 269 #define CONFIG_AM335X_USB1 270 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 271 272 #ifndef CONFIG_SPL_USBETH_SUPPORT 273 /* Fastboot */ 274 #define CONFIG_USB_FUNCTION_FASTBOOT 275 #define CONFIG_CMD_FASTBOOT 276 #define CONFIG_ANDROID_BOOT_IMAGE 277 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 278 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 279 280 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 281 #endif 282 283 #ifdef CONFIG_USB_MUSB_GADGET 284 #define CONFIG_USB_ETHER 285 #define CONFIG_USB_ETH_RNDIS 286 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 287 #endif /* CONFIG_USB_MUSB_GADGET */ 288 289 /* 290 * Disable MMC DM for SPL build and can be re-enabled after adding 291 * DM support in SPL 292 */ 293 #ifdef CONFIG_SPL_BUILD 294 #undef CONFIG_DM_MMC 295 #undef CONFIG_DM_MMC_OPS 296 #undef CONFIG_TIMER 297 #undef CONFIG_DM_USB 298 #endif 299 300 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 301 /* Remove other SPL modes. */ 302 #define CONFIG_ENV_IS_NOWHERE 303 #undef CONFIG_ENV_IS_IN_NAND 304 /* disable host part of MUSB in SPL */ 305 /* disable EFI partitions and partition UUID support */ 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 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 397 #define CONFIG_SYS_FLASH_PROTECTION 398 #define CONFIG_SYS_FLASH_CFI 399 #define CONFIG_FLASH_CFI_DRIVER 400 #define CONFIG_FLASH_CFI_MTD 401 #define CONFIG_SYS_MAX_FLASH_SECT 128 402 #define CONFIG_SYS_MAX_FLASH_BANKS 1 403 #define CONFIG_SYS_FLASH_BASE (0x08000000) 404 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 405 #define CONFIG_SYS_FLASH_SIZE 0x01000000 406 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 407 #endif /* NOR support */ 408 409 #ifdef CONFIG_DRIVER_TI_CPSW 410 #define CONFIG_CLOCK_SYNTHESIZER 411 #define CLK_SYNTHESIZER_I2C_ADDR 0x65 412 #endif 413 414 #endif /* ! __CONFIG_AM335X_EVM_H */ 415