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 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 22 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 23 24 /* Clock Defines */ 25 #define V_OSCK 24000000 /* Clock output from T2 */ 26 #define V_SCLK (V_OSCK) 27 28 /* Custom script for NOR */ 29 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 30 31 /* Always 128 KiB env size */ 32 #define CONFIG_ENV_SIZE (128 << 10) 33 34 #ifdef CONFIG_NAND 35 #define NANDARGS \ 36 "mtdids=" MTDIDS_DEFAULT "\0" \ 37 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 38 "nandargs=setenv bootargs console=${console} " \ 39 "${optargs} " \ 40 "root=${nandroot} " \ 41 "rootfstype=${nandrootfstype}\0" \ 42 "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \ 43 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ 44 "nandrootfstype=ubifs rootwait=1\0" \ 45 "nandsrcaddr=0x280000\0" \ 46 "nandboot=echo Booting from nand ...; " \ 47 "run nandargs; " \ 48 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ 49 "bootm ${loadaddr}\0" \ 50 "nandimgsize=0x500000\0" 51 #else 52 #define NANDARGS "" 53 #endif 54 55 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 56 57 #ifndef CONFIG_SPL_BUILD 58 #define CONFIG_EXTRA_ENV_SETTINGS \ 59 "loadaddr=0x80200000\0" \ 60 "fdtaddr=0x80F80000\0" \ 61 "fdt_high=0xffffffff\0" \ 62 "boot_fdt=try\0" \ 63 "rdaddr=0x81000000\0" \ 64 "bootdir=/boot\0" \ 65 "bootfile=uImage\0" \ 66 "fdtfile=undefined\0" \ 67 "console=ttyO0,115200n8\0" \ 68 "optargs=\0" \ 69 "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \ 70 "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \ 71 "mmcdev=0\0" \ 72 "mmcroot=/dev/mmcblk0p2 ro\0" \ 73 "mmcrootfstype=ext4 rootwait\0" \ 74 "bootpart=0:2\0" \ 75 "rootpath=/export/rootfs\0" \ 76 "nfsopts=nolock\0" \ 77 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 78 "::off\0" \ 79 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 80 "ramrootfstype=ext2\0" \ 81 "mmcargs=setenv bootargs console=${console} " \ 82 "${optargs} " \ 83 "root=${mmcroot} " \ 84 "rootfstype=${mmcrootfstype}\0" \ 85 "spiroot=/dev/mtdblock4 rw\0" \ 86 "spirootfstype=jffs2\0" \ 87 "spisrcaddr=0xe0000\0" \ 88 "spiimgsize=0x362000\0" \ 89 "spibusno=0\0" \ 90 "spiargs=setenv bootargs console=${console} " \ 91 "${optargs} " \ 92 "root=${spiroot} " \ 93 "rootfstype=${spirootfstype}\0" \ 94 "netargs=setenv bootargs console=${console} " \ 95 "${optargs} " \ 96 "root=/dev/nfs " \ 97 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 98 "ip=dhcp\0" \ 99 "bootenv=uEnv.txt\0" \ 100 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 101 "importbootenv=echo Importing environment from mmc ...; " \ 102 "env import -t $loadaddr $filesize\0" \ 103 "dfu_alt_info_ram=" DFU_ALT_INFO_RAM "\0" \ 104 "ramargs=setenv bootargs console=${console} " \ 105 "${optargs} " \ 106 "root=${ramroot} " \ 107 "rootfstype=${ramrootfstype}\0" \ 108 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 109 "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 110 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 111 "mmcloados=run mmcargs; " \ 112 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 113 "if run loadfdt; then " \ 114 "bootm ${loadaddr} - ${fdtaddr}; " \ 115 "else " \ 116 "if test ${boot_fdt} = try; then " \ 117 "bootm; " \ 118 "else " \ 119 "echo WARN: Cannot load the DT; " \ 120 "fi; " \ 121 "fi; " \ 122 "else " \ 123 "bootm; " \ 124 "fi;\0" \ 125 "mmcboot=mmc dev ${mmcdev}; " \ 126 "if mmc rescan; then " \ 127 "echo SD/MMC found on device ${mmcdev};" \ 128 "if run loadbootenv; then " \ 129 "echo Loaded environment from ${bootenv};" \ 130 "run importbootenv;" \ 131 "fi;" \ 132 "if test -n $uenvcmd; then " \ 133 "echo Running uenvcmd ...;" \ 134 "run uenvcmd;" \ 135 "fi;" \ 136 "if run loaduimage; then " \ 137 "run mmcloados;" \ 138 "fi;" \ 139 "fi;\0" \ 140 "spiboot=echo Booting from spi ...; " \ 141 "run spiargs; " \ 142 "sf probe ${spibusno}:0; " \ 143 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 144 "bootm ${loadaddr}\0" \ 145 "netboot=echo Booting from network ...; " \ 146 "setenv autoload no; " \ 147 "dhcp; " \ 148 "tftp ${loadaddr} ${bootfile}; " \ 149 "tftp ${fdtaddr} ${fdtfile}; " \ 150 "run netargs; " \ 151 "bootm ${loadaddr} - ${fdtaddr}\0" \ 152 "ramboot=echo Booting from ramdisk ...; " \ 153 "run ramargs; " \ 154 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 155 "findfdt="\ 156 "if test $board_name = A335BONE; then " \ 157 "setenv fdtfile am335x-bone.dtb; fi; " \ 158 "if test $board_name = A335BNLT; then " \ 159 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 160 "if test $board_name = A33515BB; then " \ 161 "setenv fdtfile am335x-evm.dtb; fi; " \ 162 "if test $board_name = A335X_SK; then " \ 163 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 164 "if test $fdtfile = undefined; then " \ 165 "echo WARNING: Could not determine device tree to use; fi; \0" \ 166 NANDARGS 167 #endif 168 169 #define CONFIG_BOOTCOMMAND \ 170 "run findfdt; " \ 171 "run mmcboot;" \ 172 "setenv mmcdev 1; " \ 173 "setenv bootpart 1:2; " \ 174 "run mmcboot;" \ 175 "run nandboot;" 176 177 /* NS16550 Configuration */ 178 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 179 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 180 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 181 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 182 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 183 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 184 #define CONFIG_BAUDRATE 115200 185 186 /* I2C Configuration */ 187 #define CONFIG_CMD_EEPROM 188 #define CONFIG_ENV_EEPROM_IS_ON_I2C 189 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 190 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 191 #define CONFIG_SYS_I2C_MULTI_EEPROMS 192 193 /* SPL */ 194 #ifndef CONFIG_NOR_BOOT 195 #define CONFIG_SPL_YMODEM_SUPPORT 196 197 /* CPSW support */ 198 #define CONFIG_SPL_ETH_SUPPORT 199 200 /* USB gadget RNDIS */ 201 #define CONFIG_SPL_MUSB_NEW_SUPPORT 202 203 /* General network SPL, both CPSW and USB gadget RNDIS */ 204 #define CONFIG_SPL_NET_SUPPORT 205 #define CONFIG_SPL_ENV_SUPPORT 206 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 207 208 /* SPI flash. */ 209 #define CONFIG_SPL_SPI_SUPPORT 210 #define CONFIG_SPL_SPI_FLASH_SUPPORT 211 #define CONFIG_SPL_SPI_LOAD 212 #define CONFIG_SPL_SPI_BUS 0 213 #define CONFIG_SPL_SPI_CS 0 214 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 215 216 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 217 218 #ifdef CONFIG_NAND 219 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 220 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 221 CONFIG_SYS_NAND_PAGE_SIZE) 222 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 223 #define CONFIG_SYS_NAND_OOBSIZE 64 224 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 225 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 226 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 227 10, 11, 12, 13, 14, 15, 16, 17, \ 228 18, 19, 20, 21, 22, 23, 24, 25, \ 229 26, 27, 28, 29, 30, 31, 32, 33, \ 230 34, 35, 36, 37, 38, 39, 40, 41, \ 231 42, 43, 44, 45, 46, 47, 48, 49, \ 232 50, 51, 52, 53, 54, 55, 56, 57, } 233 234 #define CONFIG_SYS_NAND_ECCSIZE 512 235 #define CONFIG_SYS_NAND_ECCBYTES 14 236 237 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 238 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 239 #endif 240 #endif 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_ARCH_MISC_INIT 259 #define CONFIG_MUSB_GADGET 260 #define CONFIG_MUSB_PIO_ONLY 261 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT 262 #define CONFIG_USB_GADGET 263 #define CONFIG_USBDOWNLOAD_GADGET 264 #define CONFIG_USB_GADGET_DUALSPEED 265 #define CONFIG_USB_GADGET_VBUS_DRAW 2 266 #define CONFIG_MUSB_HOST 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 #ifdef CONFIG_MUSB_HOST 273 #define CONFIG_CMD_USB 274 #define CONFIG_USB_STORAGE 275 #endif 276 277 #ifdef CONFIG_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" 281 282 /* USB TI's IDs */ 283 #define CONFIG_G_DNL_VENDOR_NUM 0x0403 284 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00 285 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments" 286 #endif /* CONFIG_MUSB_GADGET */ 287 288 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 289 /* disable host part of MUSB in SPL */ 290 #undef CONFIG_MUSB_HOST 291 /* 292 * Disable CPSW SPL support so we fit within the 101KiB limit. 293 */ 294 #undef CONFIG_SPL_ETH_SUPPORT 295 #endif 296 297 /* USB Device Firmware Update support */ 298 #define CONFIG_DFU_FUNCTION 299 #define CONFIG_DFU_MMC 300 #define CONFIG_CMD_DFU 301 #define DFU_ALT_INFO_MMC \ 302 "boot part 0 1;" \ 303 "rootfs part 0 2;" \ 304 "MLO fat 0 1;" \ 305 "MLO.raw mmc 100 100;" \ 306 "u-boot.img.raw mmc 300 400;" \ 307 "spl-os-args.raw mmc 80 80;" \ 308 "spl-os-image.raw mmc 900 2000;" \ 309 "spl-os-args fat 0 1;" \ 310 "spl-os-image fat 0 1;" \ 311 "u-boot.img fat 0 1;" \ 312 "uEnv.txt fat 0 1" 313 #ifdef CONFIG_NAND 314 #define CONFIG_DFU_NAND 315 #define DFU_ALT_INFO_NAND \ 316 "SPL part 0 1;" \ 317 "SPL.backup1 part 0 2;" \ 318 "SPL.backup2 part 0 3;" \ 319 "SPL.backup3 part 0 4;" \ 320 "u-boot part 0 5;" \ 321 "u-boot-spl-os part 0 6;" \ 322 "kernel part 0 8;" \ 323 "rootfs part 0 9" 324 #endif 325 #define CONFIG_DFU_RAM 326 #define DFU_ALT_INFO_RAM \ 327 "kernel ram 0x80200000 0xD80000;" \ 328 "fdt ram 0x80F80000 0x80000;" \ 329 "ramdisk ram 0x81000000 0x4000000" 330 331 /* 332 * Default to using SPI for environment, etc. 333 * 0x000000 - 0x020000 : SPL (128KiB) 334 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 335 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 336 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 337 * 0x0E0000 - 0x442000 : Linux Kernel 338 * 0x442000 - 0x800000 : Userland 339 */ 340 #if defined(CONFIG_SPI_BOOT) 341 #define CONFIG_ENV_IS_IN_SPI_FLASH 342 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 343 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 344 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 345 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 346 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 347 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 348 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 349 "512k(u-boot),128k(u-boot-env1)," \ 350 "128k(u-boot-env2),3464k(kernel)," \ 351 "-(rootfs)" 352 #elif defined(CONFIG_EMMC_BOOT) 353 #undef CONFIG_ENV_IS_NOWHERE 354 #define CONFIG_ENV_IS_IN_MMC 355 #define CONFIG_SYS_MMC_ENV_DEV 1 356 #define CONFIG_SYS_MMC_ENV_PART 2 357 #endif 358 359 /* SPI flash. */ 360 #define CONFIG_CMD_SF 361 #define CONFIG_SPI_FLASH 362 #define CONFIG_SPI_FLASH_WINBOND 363 #define CONFIG_SF_DEFAULT_SPEED 24000000 364 365 /* Network. */ 366 #define CONFIG_PHY_GIGE 367 #define CONFIG_PHYLIB 368 #define CONFIG_PHY_ADDR 0 369 #define CONFIG_PHY_SMSC 370 371 /* NAND support */ 372 #ifdef CONFIG_NAND 373 #define CONFIG_CMD_NAND 374 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 375 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) 376 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 377 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ 378 "128k(SPL.backup1)," \ 379 "128k(SPL.backup2)," \ 380 "128k(SPL.backup3),1792k(u-boot)," \ 381 "128k(u-boot-spl-os)," \ 382 "128k(u-boot-env),5m(kernel),-(rootfs)" 383 #define CONFIG_ENV_IS_IN_NAND 384 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 385 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 386 #endif 387 #endif 388 389 /* 390 * NOR Size = 16 MiB 391 * Number of Sectors/Blocks = 128 392 * Sector Size = 128 KiB 393 * Word length = 16 bits 394 * Default layout: 395 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 396 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 397 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 398 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 399 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 400 */ 401 #if defined(CONFIG_NOR) 402 #undef CONFIG_SYS_NO_FLASH 403 #define CONFIG_CMD_FLASH 404 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 405 #define CONFIG_SYS_FLASH_PROTECTION 406 #define CONFIG_SYS_FLASH_CFI 407 #define CONFIG_FLASH_CFI_DRIVER 408 #define CONFIG_FLASH_CFI_MTD 409 #define CONFIG_SYS_MAX_FLASH_SECT 128 410 #define CONFIG_SYS_MAX_FLASH_BANKS 1 411 #define CONFIG_SYS_FLASH_BASE (0x08000000) 412 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 413 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 414 #ifdef CONFIG_NOR_BOOT 415 #define CONFIG_ENV_IS_IN_FLASH 416 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 417 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 418 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 419 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 420 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 421 "512k(u-boot)," \ 422 "128k(u-boot-env1)," \ 423 "128k(u-boot-env2)," \ 424 "4m(kernel),-(rootfs)" 425 #endif 426 #endif /* NOR support */ 427 428 #endif /* ! __CONFIG_AM335X_EVM_H */ 429