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 $filesize\0" \ 103 "ramargs=setenv bootargs console=${console} " \ 104 "${optargs} " \ 105 "root=${ramroot} " \ 106 "rootfstype=${ramrootfstype}\0" \ 107 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 108 "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 109 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 110 "mmcloados=run mmcargs; " \ 111 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 112 "if run loadfdt; then " \ 113 "bootm ${loadaddr} - ${fdtaddr}; " \ 114 "else " \ 115 "if test ${boot_fdt} = try; then " \ 116 "bootm; " \ 117 "else " \ 118 "echo WARN: Cannot load the DT; " \ 119 "fi; " \ 120 "fi; " \ 121 "else " \ 122 "bootm; " \ 123 "fi;\0" \ 124 "mmcboot=mmc dev ${mmcdev}; " \ 125 "if mmc rescan; then " \ 126 "echo SD/MMC found on device ${mmcdev};" \ 127 "if run loadbootenv; then " \ 128 "echo Loaded environment from ${bootenv};" \ 129 "run importbootenv;" \ 130 "fi;" \ 131 "if test -n $uenvcmd; then " \ 132 "echo Running uenvcmd ...;" \ 133 "run uenvcmd;" \ 134 "fi;" \ 135 "run mmcloados;" \ 136 "fi;\0" \ 137 "spiboot=echo Booting from spi ...; " \ 138 "run spiargs; " \ 139 "sf probe ${spibusno}:0; " \ 140 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 141 "bootm ${loadaddr}\0" \ 142 "netboot=echo Booting from network ...; " \ 143 "setenv autoload no; " \ 144 "dhcp; " \ 145 "tftp ${loadaddr} ${bootfile}; " \ 146 "tftp ${fdtaddr} ${fdtfile}; " \ 147 "run netargs; " \ 148 "bootm ${loadaddr} - ${fdtaddr}\0" \ 149 "ramboot=echo Booting from ramdisk ...; " \ 150 "run ramargs; " \ 151 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 152 "findfdt="\ 153 "if test $board_name = A335BONE; then " \ 154 "setenv fdtfile am335x-bone.dtb; fi; " \ 155 "if test $board_name = A335BNLT; then " \ 156 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 157 "if test $board_name = A33515BB; then " \ 158 "setenv fdtfile am335x-evm.dtb; fi; " \ 159 "if test $board_name = A335X_SK; then " \ 160 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 161 "if test $fdtfile = undefined; then " \ 162 "echo WARNING: Could not determine device tree to use; fi; \0" \ 163 NANDARGS 164 #endif 165 166 #define CONFIG_BOOTCOMMAND \ 167 "run findfdt; " \ 168 "run mmcboot;" \ 169 "setenv mmcdev 1; " \ 170 "setenv bootpart 1:2; " \ 171 "run mmcboot;" \ 172 "run nandboot;" 173 174 /* USB Composite download gadget - g_dnl */ 175 #define CONFIG_USB_GADGET 176 #define CONFIG_USBDOWNLOAD_GADGET 177 178 /* USB TI's IDs */ 179 #define CONFIG_G_DNL_VENDOR_NUM 0x0403 180 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00 181 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments" 182 183 /* USB Device Firmware Update support */ 184 #define CONFIG_DFU_FUNCTION 185 #define CONFIG_DFU_MMC 186 #define CONFIG_CMD_DFU 187 #define DFU_ALT_INFO_MMC \ 188 "boot part 0 1;" \ 189 "rootfs part 0 2;" \ 190 "MLO fat 0 1;" \ 191 "MLO.raw mmc 100 100;" \ 192 "u-boot.img.raw mmc 300 400;" \ 193 "spl-os-args.raw mmc 80 80;" \ 194 "spl-os-image.raw mmc 900 2000;" \ 195 "spl-os-args fat 0 1;" \ 196 "spl-os-image fat 0 1;" \ 197 "u-boot.img fat 0 1;" \ 198 "uEnv.txt fat 0 1" 199 #ifdef CONFIG_NAND 200 #define CONFIG_DFU_NAND 201 #define DFU_ALT_INFO_NAND \ 202 "SPL part 0 1;" \ 203 "SPL.backup1 part 0 2;" \ 204 "SPL.backup2 part 0 3;" \ 205 "SPL.backup3 part 0 4;" \ 206 "u-boot part 0 5;" \ 207 "u-boot-spl-os part 0 6;" \ 208 "kernel part 0 8;" \ 209 "rootfs part 0 9" 210 #endif 211 212 /* NS16550 Configuration */ 213 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 214 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 215 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 216 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 217 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 218 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 219 #define CONFIG_BAUDRATE 115200 220 221 /* I2C Configuration */ 222 #define CONFIG_CMD_EEPROM 223 #define CONFIG_ENV_EEPROM_IS_ON_I2C 224 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 225 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 226 #define CONFIG_SYS_I2C_MULTI_EEPROMS 227 228 /* SPL */ 229 #ifndef CONFIG_NOR_BOOT 230 #define CONFIG_SPL_YMODEM_SUPPORT 231 #define CONFIG_SPL_NET_SUPPORT 232 #define CONFIG_SPL_ENV_SUPPORT 233 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 234 #define CONFIG_SPL_ETH_SUPPORT 235 #define CONFIG_SPL_SPI_SUPPORT 236 #define CONFIG_SPL_SPI_FLASH_SUPPORT 237 #define CONFIG_SPL_SPI_LOAD 238 #define CONFIG_SPL_SPI_BUS 0 239 #define CONFIG_SPL_SPI_CS 0 240 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 241 #define CONFIG_SPL_MUSB_NEW_SUPPORT 242 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 243 244 #ifdef CONFIG_NAND 245 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 246 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 247 CONFIG_SYS_NAND_PAGE_SIZE) 248 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 249 #define CONFIG_SYS_NAND_OOBSIZE 64 250 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 251 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 252 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 253 10, 11, 12, 13, 14, 15, 16, 17, \ 254 18, 19, 20, 21, 22, 23, 24, 25, \ 255 26, 27, 28, 29, 30, 31, 32, 33, \ 256 34, 35, 36, 37, 38, 39, 40, 41, \ 257 42, 43, 44, 45, 46, 47, 48, 49, \ 258 50, 51, 52, 53, 54, 55, 56, 57, } 259 260 #define CONFIG_SYS_NAND_ECCSIZE 512 261 #define CONFIG_SYS_NAND_ECCBYTES 14 262 263 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 264 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 265 #endif 266 #endif 267 268 /* 269 * For NOR boot, we must set this to the start of where NOR is mapped 270 * in memory. 271 */ 272 #ifdef CONFIG_NOR_BOOT 273 #define CONFIG_SYS_TEXT_BASE 0x08000000 274 #endif 275 276 /* 277 * USB configuration 278 */ 279 #define CONFIG_USB_MUSB_DSPS 280 #define CONFIG_ARCH_MISC_INIT 281 #define CONFIG_MUSB_GADGET 282 #define CONFIG_MUSB_PIO_ONLY 283 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT 284 #define CONFIG_USB_GADGET_DUALSPEED 285 #define CONFIG_USB_GADGET_VBUS_DRAW 2 286 #define CONFIG_MUSB_HOST 287 #define CONFIG_AM335X_USB0 288 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 289 #define CONFIG_AM335X_USB1 290 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 291 292 #ifdef CONFIG_MUSB_HOST 293 #define CONFIG_CMD_USB 294 #define CONFIG_USB_STORAGE 295 #endif 296 297 #ifdef CONFIG_MUSB_GADGET 298 #define CONFIG_USB_ETHER 299 #define CONFIG_USB_ETH_RNDIS 300 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 301 #endif /* CONFIG_MUSB_GADGET */ 302 303 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 304 /* disable host part of MUSB in SPL */ 305 #undef CONFIG_MUSB_HOST 306 /* 307 * Disable CPSW SPL support so we fit within the 101KiB limit. 308 */ 309 #undef CONFIG_SPL_ETH_SUPPORT 310 #endif 311 312 /* 313 * Default to using SPI for environment, etc. 314 * 0x000000 - 0x020000 : SPL (128KiB) 315 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 316 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 317 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 318 * 0x0E0000 - 0x442000 : Linux Kernel 319 * 0x442000 - 0x800000 : Userland 320 */ 321 #if defined(CONFIG_SPI_BOOT) 322 #define CONFIG_ENV_IS_IN_SPI_FLASH 323 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 324 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 325 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 326 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 327 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 328 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 329 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 330 "512k(u-boot),128k(u-boot-env1)," \ 331 "128k(u-boot-env2),3464k(kernel)," \ 332 "-(rootfs)" 333 #elif defined(CONFIG_EMMC_BOOT) 334 #undef CONFIG_ENV_IS_NOWHERE 335 #define CONFIG_ENV_IS_IN_MMC 336 #define CONFIG_SYS_MMC_ENV_DEV 1 337 #define CONFIG_SYS_MMC_ENV_PART 2 338 #endif 339 340 /* SPI flash. */ 341 #define CONFIG_CMD_SF 342 #define CONFIG_SPI_FLASH 343 #define CONFIG_SPI_FLASH_WINBOND 344 #define CONFIG_SF_DEFAULT_SPEED 24000000 345 346 /* Network. */ 347 #define CONFIG_PHY_GIGE 348 #define CONFIG_PHYLIB 349 #define CONFIG_PHY_ADDR 0 350 #define CONFIG_PHY_SMSC 351 352 /* NAND support */ 353 #ifdef CONFIG_NAND 354 #define CONFIG_CMD_NAND 355 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 356 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) 357 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 358 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ 359 "128k(SPL.backup1)," \ 360 "128k(SPL.backup2)," \ 361 "128k(SPL.backup3),1792k(u-boot)," \ 362 "128k(u-boot-spl-os)," \ 363 "128k(u-boot-env),5m(kernel),-(rootfs)" 364 #define CONFIG_ENV_IS_IN_NAND 365 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 366 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 367 #endif 368 #endif 369 370 /* 371 * NOR Size = 16 MiB 372 * Number of Sectors/Blocks = 128 373 * Sector Size = 128 KiB 374 * Word length = 16 bits 375 * Default layout: 376 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 377 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 378 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 379 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 380 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 381 */ 382 #if defined(CONFIG_NOR) 383 #undef CONFIG_SYS_NO_FLASH 384 #define CONFIG_CMD_FLASH 385 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 386 #define CONFIG_SYS_FLASH_PROTECTION 387 #define CONFIG_SYS_FLASH_CFI 388 #define CONFIG_FLASH_CFI_DRIVER 389 #define CONFIG_FLASH_CFI_MTD 390 #define CONFIG_SYS_MAX_FLASH_SECT 128 391 #define CONFIG_SYS_MAX_FLASH_BANKS 1 392 #define CONFIG_SYS_FLASH_BASE (0x08000000) 393 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 394 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 395 #ifdef CONFIG_NOR_BOOT 396 #define CONFIG_ENV_IS_IN_FLASH 397 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 398 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 399 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 400 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 401 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 402 "512k(u-boot)," \ 403 "128k(u-boot-env1)," \ 404 "128k(u-boot-env2)," \ 405 "4m(kernel),-(rootfs)" 406 #endif 407 #endif /* NOR support */ 408 409 #endif /* ! __CONFIG_AM335X_EVM_H */ 410