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 CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM 30 31 /* Clock Defines */ 32 #define V_OSCK 24000000 /* Clock output from T2 */ 33 #define V_SCLK (V_OSCK) 34 35 /* Custom script for NOR */ 36 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 37 38 /* Always 128 KiB env size */ 39 #define CONFIG_ENV_SIZE (128 << 10) 40 41 #ifdef CONFIG_NAND 42 #define NANDARGS \ 43 "mtdids=" MTDIDS_DEFAULT "\0" \ 44 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 45 "nandargs=setenv bootargs console=${console} " \ 46 "${optargs} " \ 47 "root=${nandroot} " \ 48 "rootfstype=${nandrootfstype}\0" \ 49 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ 50 "nandrootfstype=ubifs rootwait=1\0" \ 51 "nandboot=echo Booting from nand ...; " \ 52 "run nandargs; " \ 53 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 54 "nand read ${loadaddr} NAND.kernel; " \ 55 "bootz ${loadaddr} - ${fdtaddr}\0" 56 #else 57 #define NANDARGS "" 58 #endif 59 60 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 61 62 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \ 63 "bootcmd_" #devtypel #instance "=" \ 64 "setenv mmcdev " #instance"; "\ 65 "setenv bootpart " #instance":2 ; "\ 66 "run mmcboot\0" 67 68 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \ 69 #devtypel #instance " " 70 71 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ 72 "bootcmd_" #devtypel "=" \ 73 "run nandboot\0" 74 75 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ 76 #devtypel #instance " " 77 78 #define BOOT_TARGET_DEVICES(func) \ 79 func(MMC, mmc, 0) \ 80 func(LEGACY_MMC, legacy_mmc, 0) \ 81 func(MMC, mmc, 1) \ 82 func(LEGACY_MMC, legacy_mmc, 1) \ 83 func(NAND, nand, 0) \ 84 func(PXE, pxe, na) \ 85 func(DHCP, dhcp, na) 86 87 #define CONFIG_BOOTCOMMAND \ 88 "if test ${boot_fit} -eq 1; then " \ 89 "run update_to_fit;" \ 90 "fi;" \ 91 "run findfdt; " \ 92 "run init_console; " \ 93 "run envboot; " \ 94 "run distro_bootcmd" 95 96 #include <config_distro_bootcmd.h> 97 98 #ifndef CONFIG_SPL_BUILD 99 #define CONFIG_EXTRA_ENV_SETTINGS \ 100 DEFAULT_LINUX_BOOT_ENV \ 101 DEFAULT_MMC_TI_ARGS \ 102 DEFAULT_FIT_TI_ARGS \ 103 "bootpart=0:2\0" \ 104 "bootdir=/boot\0" \ 105 "bootfile=zImage\0" \ 106 "fdtfile=undefined\0" \ 107 "console=ttyO0,115200n8\0" \ 108 "partitions=" \ 109 "uuid_disk=${uuid_gpt_disk};" \ 110 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 111 "optargs=\0" \ 112 "ramroot=/dev/ram0 rw\0" \ 113 "ramrootfstype=ext2\0" \ 114 "spiroot=/dev/mtdblock4 rw\0" \ 115 "spirootfstype=jffs2\0" \ 116 "spisrcaddr=0xe0000\0" \ 117 "spiimgsize=0x362000\0" \ 118 "spibusno=0\0" \ 119 "spiargs=setenv bootargs console=${console} " \ 120 "${optargs} " \ 121 "root=${spiroot} " \ 122 "rootfstype=${spirootfstype}\0" \ 123 "ramargs=setenv bootargs console=${console} " \ 124 "${optargs} " \ 125 "root=${ramroot} " \ 126 "rootfstype=${ramrootfstype}\0" \ 127 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 128 "spiboot=echo Booting from spi ...; " \ 129 "run spiargs; " \ 130 "sf probe ${spibusno}:0; " \ 131 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 132 "bootz ${loadaddr}\0" \ 133 "ramboot=echo Booting from ramdisk ...; " \ 134 "run ramargs; " \ 135 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 136 "findfdt="\ 137 "if test $board_name = A335BONE; then " \ 138 "setenv fdtfile am335x-bone.dtb; fi; " \ 139 "if test $board_name = A335BNLT; then " \ 140 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 141 "if test $board_name = BBG1; then " \ 142 "setenv fdtfile am335x-bonegreen.dtb; fi; " \ 143 "if test $board_name = A33515BB; then " \ 144 "setenv fdtfile am335x-evm.dtb; fi; " \ 145 "if test $board_name = A335X_SK; then " \ 146 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 147 "if test $board_name = A335_ICE; then " \ 148 "setenv fdtfile am335x-icev2.dtb; fi; " \ 149 "if test $fdtfile = undefined; then " \ 150 "echo WARNING: Could not determine device tree to use; fi; \0" \ 151 "init_console=" \ 152 "if test $board_name = A335_ICE; then "\ 153 "setenv console ttyO3,115200n8;" \ 154 "else " \ 155 "setenv console ttyO0,115200n8;" \ 156 "fi;\0" \ 157 NANDARGS \ 158 NETARGS \ 159 DFUARGS \ 160 BOOTENV 161 #endif 162 163 /* NS16550 Configuration */ 164 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 165 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 166 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 167 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 168 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 169 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 170 #define CONFIG_BAUDRATE 115200 171 172 #define CONFIG_CMD_EEPROM 173 #define CONFIG_ENV_EEPROM_IS_ON_I2C 174 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 175 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 176 177 /* PMIC support */ 178 #define CONFIG_POWER_TPS65217 179 #define CONFIG_POWER_TPS65910 180 181 /* SPL */ 182 #ifndef CONFIG_NOR_BOOT 183 /* Bootcount using the RTC block */ 184 #define CONFIG_BOOTCOUNT_LIMIT 185 #define CONFIG_BOOTCOUNT_AM33XX 186 #define CONFIG_SYS_BOOTCOUNT_BE 187 188 /* USB gadget RNDIS */ 189 190 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/am33xx/u-boot-spl.lds" 191 #endif 192 193 #ifdef CONFIG_NAND 194 /* NAND: device related configs */ 195 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 196 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 197 CONFIG_SYS_NAND_PAGE_SIZE) 198 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 199 #define CONFIG_SYS_NAND_OOBSIZE 64 200 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 201 /* NAND: driver related configs */ 202 #define CONFIG_NAND_OMAP_GPMC 203 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 204 #define CONFIG_NAND_OMAP_ELM 205 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 206 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 207 10, 11, 12, 13, 14, 15, 16, 17, \ 208 18, 19, 20, 21, 22, 23, 24, 25, \ 209 26, 27, 28, 29, 30, 31, 32, 33, \ 210 34, 35, 36, 37, 38, 39, 40, 41, \ 211 42, 43, 44, 45, 46, 47, 48, 49, \ 212 50, 51, 52, 53, 54, 55, 56, 57, } 213 214 #define CONFIG_SYS_NAND_ECCSIZE 512 215 #define CONFIG_SYS_NAND_ECCBYTES 14 216 #define CONFIG_SYS_NAND_ONFI_DETECTION 217 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 218 #define MTDIDS_DEFAULT "nand0=nand.0" 219 #define MTDPARTS_DEFAULT "mtdparts=nand.0:" \ 220 "128k(NAND.SPL)," \ 221 "128k(NAND.SPL.backup1)," \ 222 "128k(NAND.SPL.backup2)," \ 223 "128k(NAND.SPL.backup3)," \ 224 "256k(NAND.u-boot-spl-os)," \ 225 "1m(NAND.u-boot)," \ 226 "128k(NAND.u-boot-env)," \ 227 "128k(NAND.u-boot-env.backup1)," \ 228 "8m(NAND.kernel)," \ 229 "-(NAND.file-system)" 230 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 231 /* NAND: SPL related configs */ 232 #ifdef CONFIG_SPL_NAND_SUPPORT 233 #define CONFIG_SPL_NAND_AM33XX_BCH 234 #endif 235 #ifdef CONFIG_SPL_OS_BOOT 236 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 237 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 238 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 239 #endif 240 #endif /* !CONFIG_NAND */ 241 242 /* 243 * For NOR boot, we must set this to the start of where NOR is mapped 244 * in memory. 245 */ 246 #ifdef CONFIG_NOR_BOOT 247 #define CONFIG_SYS_TEXT_BASE 0x08000000 248 #endif 249 250 /* 251 * USB configuration. We enable MUSB support, both for host and for 252 * gadget. We set USB0 as peripheral and USB1 as host, based on the 253 * board schematic and physical port wired to each. Then for host we 254 * add mass storage support and for gadget we add both RNDIS ethernet 255 * and DFU. 256 */ 257 #define CONFIG_USB_MUSB_DSPS 258 #define CONFIG_USB_MUSB_PIO_ONLY 259 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 260 #define CONFIG_AM335X_USB0 261 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 262 #define CONFIG_AM335X_USB1 263 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 264 265 #ifndef CONFIG_SPL_USBETH_SUPPORT 266 /* Fastboot */ 267 #define CONFIG_USB_FUNCTION_FASTBOOT 268 #define CONFIG_CMD_FASTBOOT 269 #define CONFIG_ANDROID_BOOT_IMAGE 270 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 271 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 272 273 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 274 #endif 275 276 #ifdef CONFIG_USB_MUSB_GADGET 277 #define CONFIG_USB_ETHER 278 #define CONFIG_USB_ETH_RNDIS 279 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 280 #endif /* CONFIG_USB_MUSB_GADGET */ 281 282 /* 283 * Disable MMC DM for SPL build and can be re-enabled after adding 284 * DM support in SPL 285 */ 286 #ifdef CONFIG_SPL_BUILD 287 #undef CONFIG_DM_MMC 288 #undef CONFIG_TIMER 289 #undef CONFIG_DM_USB 290 #endif 291 292 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 293 /* Remove other SPL modes. */ 294 #define CONFIG_ENV_IS_NOWHERE 295 #undef CONFIG_ENV_IS_IN_NAND 296 /* disable host part of MUSB in SPL */ 297 /* disable EFI partitions and partition UUID support */ 298 #endif 299 300 /* USB Device Firmware Update support */ 301 #ifndef CONFIG_SPL_BUILD 302 #define DFUARGS \ 303 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 304 DFU_ALT_INFO_MMC \ 305 DFU_ALT_INFO_RAM \ 306 DFU_ALT_INFO_NAND 307 #endif 308 309 /* 310 * Default to using SPI for environment, etc. 311 * 0x000000 - 0x020000 : SPL (128KiB) 312 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 313 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 314 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 315 * 0x0E0000 - 0x442000 : Linux Kernel 316 * 0x442000 - 0x800000 : Userland 317 */ 318 #if defined(CONFIG_SPI_BOOT) 319 /* SPL related */ 320 #define CONFIG_SPL_SPI_LOAD 321 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 322 323 #define CONFIG_ENV_IS_IN_SPI_FLASH 324 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 325 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 326 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 327 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 328 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 329 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 330 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 331 "512k(u-boot),128k(u-boot-env1)," \ 332 "128k(u-boot-env2),3464k(kernel)," \ 333 "-(rootfs)" 334 #elif defined(CONFIG_EMMC_BOOT) 335 #define CONFIG_ENV_IS_IN_MMC 336 #define CONFIG_SYS_MMC_ENV_DEV 1 337 #define CONFIG_SYS_MMC_ENV_PART 2 338 #define CONFIG_ENV_OFFSET 0x0 339 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 340 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 341 #define CONFIG_SYS_MMC_MAX_DEVICE 2 342 #elif defined(CONFIG_NOR_BOOT) 343 #define CONFIG_ENV_IS_IN_FLASH 344 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 345 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 346 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 347 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 348 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 349 "512k(u-boot)," \ 350 "128k(u-boot-env1)," \ 351 "128k(u-boot-env2)," \ 352 "4m(kernel),-(rootfs)" 353 #elif defined(CONFIG_ENV_IS_IN_NAND) 354 #define CONFIG_ENV_OFFSET 0x001c0000 355 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 356 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 357 #elif !defined(CONFIG_ENV_IS_NOWHERE) 358 /* Not NAND, SPI, NOR or eMMC env, so put ENV in a file on FAT */ 359 #define CONFIG_ENV_IS_IN_FAT 360 #define FAT_ENV_INTERFACE "mmc" 361 #define FAT_ENV_DEVICE_AND_PART "0:1" 362 #define FAT_ENV_FILE "uboot.env" 363 #endif 364 365 /* SPI flash. */ 366 #define CONFIG_SF_DEFAULT_SPEED 24000000 367 368 /* Network. */ 369 #define CONFIG_PHY_GIGE 370 #define CONFIG_PHYLIB 371 #define CONFIG_PHY_SMSC 372 /* Enable Atheros phy driver */ 373 #define CONFIG_PHY_ATHEROS 374 375 /* 376 * NOR Size = 16 MiB 377 * Number of Sectors/Blocks = 128 378 * Sector Size = 128 KiB 379 * Word length = 16 bits 380 * Default layout: 381 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 382 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 383 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 384 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 385 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 386 */ 387 #if defined(CONFIG_NOR) 388 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 389 #define CONFIG_SYS_FLASH_PROTECTION 390 #define CONFIG_SYS_FLASH_CFI 391 #define CONFIG_FLASH_CFI_DRIVER 392 #define CONFIG_FLASH_CFI_MTD 393 #define CONFIG_SYS_MAX_FLASH_SECT 128 394 #define CONFIG_SYS_MAX_FLASH_BANKS 1 395 #define CONFIG_SYS_FLASH_BASE (0x08000000) 396 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 397 #define CONFIG_SYS_FLASH_SIZE 0x01000000 398 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 399 #endif /* NOR support */ 400 401 #ifdef CONFIG_DRIVER_TI_CPSW 402 #define CONFIG_CLOCK_SYNTHESIZER 403 #define CLK_SYNTHESIZER_I2C_ADDR 0x65 404 #endif 405 406 #endif /* ! __CONFIG_AM335X_EVM_H */ 407