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 #endif 24 25 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 26 27 #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM 28 29 /* Clock Defines */ 30 #define V_OSCK 24000000 /* Clock output from T2 */ 31 #define V_SCLK (V_OSCK) 32 33 /* Custom script for NOR */ 34 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 35 36 /* Always 128 KiB env size */ 37 #define CONFIG_ENV_SIZE (128 << 10) 38 39 #ifdef CONFIG_NAND 40 #define NANDARGS \ 41 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 42 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 43 "nandargs=setenv bootargs console=${console} " \ 44 "${optargs} " \ 45 "root=${nandroot} " \ 46 "rootfstype=${nandrootfstype}\0" \ 47 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ 48 "nandrootfstype=ubifs rootwait=1\0" \ 49 "nandboot=echo Booting from nand ...; " \ 50 "run nandargs; " \ 51 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 52 "nand read ${loadaddr} NAND.kernel; " \ 53 "bootz ${loadaddr} - ${fdtaddr}\0" 54 #else 55 #define NANDARGS "" 56 #endif 57 58 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 59 60 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \ 61 "bootcmd_" #devtypel #instance "=" \ 62 "setenv mmcdev " #instance"; "\ 63 "setenv bootpart " #instance":2 ; "\ 64 "run mmcboot\0" 65 66 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \ 67 #devtypel #instance " " 68 69 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ 70 "bootcmd_" #devtypel "=" \ 71 "run nandboot\0" 72 73 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ 74 #devtypel #instance " " 75 76 #define BOOT_TARGET_DEVICES(func) \ 77 func(MMC, mmc, 0) \ 78 func(LEGACY_MMC, legacy_mmc, 0) \ 79 func(MMC, mmc, 1) \ 80 func(LEGACY_MMC, legacy_mmc, 1) \ 81 func(NAND, nand, 0) \ 82 func(PXE, pxe, na) \ 83 func(DHCP, dhcp, na) 84 85 #define CONFIG_BOOTCOMMAND \ 86 "if test ${boot_fit} -eq 1; then " \ 87 "run update_to_fit;" \ 88 "fi;" \ 89 "run findfdt; " \ 90 "run init_console; " \ 91 "run envboot; " \ 92 "run distro_bootcmd" 93 94 #include <config_distro_bootcmd.h> 95 96 #ifndef CONFIG_SPL_BUILD 97 #include <environment/ti/dfu.h> 98 #include <environment/ti/mmc.h> 99 100 #define CONFIG_EXTRA_ENV_SETTINGS \ 101 DEFAULT_LINUX_BOOT_ENV \ 102 DEFAULT_MMC_TI_ARGS \ 103 DEFAULT_FIT_TI_ARGS \ 104 "bootpart=0:2\0" \ 105 "bootdir=/boot\0" \ 106 "bootfile=zImage\0" \ 107 "fdtfile=undefined\0" \ 108 "console=ttyO0,115200n8\0" \ 109 "partitions=" \ 110 "uuid_disk=${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 = BBBW; then " \ 143 "setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \ 144 "if test $board_name = BBG1; then " \ 145 "setenv fdtfile am335x-bonegreen.dtb; fi; " \ 146 "if test $board_name = BBGW; then " \ 147 "setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \ 148 "if test $board_name = BBBL; then " \ 149 "setenv fdtfile am335x-boneblue.dtb; fi; " \ 150 "if test $board_name = A33515BB; then " \ 151 "setenv fdtfile am335x-evm.dtb; fi; " \ 152 "if test $board_name = A335X_SK; then " \ 153 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 154 "if test $board_name = A335_ICE; then " \ 155 "setenv fdtfile am335x-icev2.dtb; fi; " \ 156 "if test $fdtfile = undefined; then " \ 157 "echo WARNING: Could not determine device tree to use; fi; \0" \ 158 "init_console=" \ 159 "if test $board_name = A335_ICE; then "\ 160 "setenv console ttyO3,115200n8;" \ 161 "else " \ 162 "setenv console ttyO0,115200n8;" \ 163 "fi;\0" \ 164 NANDARGS \ 165 NETARGS \ 166 DFUARGS \ 167 BOOTENV 168 #endif 169 170 /* NS16550 Configuration */ 171 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 172 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 173 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 174 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 175 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 176 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 177 178 #define CONFIG_ENV_EEPROM_IS_ON_I2C 179 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 180 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 181 182 /* PMIC support */ 183 #define CONFIG_POWER_TPS65217 184 #define CONFIG_POWER_TPS65910 185 186 /* SPL */ 187 #ifndef CONFIG_NOR_BOOT 188 /* Bootcount using the RTC block */ 189 #define CONFIG_BOOTCOUNT_LIMIT 190 #define CONFIG_BOOTCOUNT_AM33XX 191 #define CONFIG_SYS_BOOTCOUNT_BE 192 193 /* USB gadget RNDIS */ 194 #endif 195 196 #ifdef CONFIG_NAND 197 /* NAND: device related configs */ 198 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 199 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 200 CONFIG_SYS_NAND_PAGE_SIZE) 201 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 202 #define CONFIG_SYS_NAND_OOBSIZE 64 203 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 204 /* NAND: driver related configs */ 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 CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 219 /* NAND: SPL related configs */ 220 #ifdef CONFIG_SPL_OS_BOOT 221 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 222 #endif 223 #endif /* !CONFIG_NAND */ 224 225 /* 226 * For NOR boot, we must set this to the start of where NOR is mapped 227 * in memory. 228 */ 229 #ifdef CONFIG_NOR_BOOT 230 #define CONFIG_SYS_TEXT_BASE 0x08000000 231 #endif 232 233 /* 234 * USB configuration. We enable MUSB support, both for host and for 235 * gadget. We set USB0 as peripheral and USB1 as host, based on the 236 * board schematic and physical port wired to each. Then for host we 237 * add mass storage support and for gadget we add both RNDIS ethernet 238 * and DFU. 239 */ 240 #define CONFIG_USB_MUSB_DSPS 241 #define CONFIG_USB_MUSB_PIO_ONLY 242 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 243 #define CONFIG_AM335X_USB0 244 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 245 #define CONFIG_AM335X_USB1 246 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 247 248 /* 249 * Disable MMC DM for SPL build and can be re-enabled after adding 250 * DM support in SPL 251 */ 252 #ifdef CONFIG_SPL_BUILD 253 #undef CONFIG_DM_MMC 254 #undef CONFIG_TIMER 255 #undef CONFIG_DM_USB 256 #endif 257 258 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 259 /* Remove other SPL modes. */ 260 /* disable host part of MUSB in SPL */ 261 /* disable EFI partitions and partition UUID support */ 262 #endif 263 264 /* USB Device Firmware Update support */ 265 #ifndef CONFIG_SPL_BUILD 266 #define DFUARGS \ 267 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 268 DFU_ALT_INFO_MMC \ 269 DFU_ALT_INFO_RAM \ 270 DFU_ALT_INFO_NAND 271 #endif 272 273 /* 274 * Default to using SPI for environment, etc. 275 * 0x000000 - 0x020000 : SPL (128KiB) 276 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 277 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 278 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 279 * 0x0E0000 - 0x442000 : Linux Kernel 280 * 0x442000 - 0x800000 : Userland 281 */ 282 #if defined(CONFIG_SPI_BOOT) 283 /* SPL related */ 284 #define CONFIG_SPL_SPI_LOAD 285 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 286 287 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 288 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 289 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 290 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 291 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 292 #elif defined(CONFIG_EMMC_BOOT) 293 #define CONFIG_SYS_MMC_ENV_DEV 1 294 #define CONFIG_SYS_MMC_ENV_PART 2 295 #define CONFIG_ENV_OFFSET 0x0 296 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 297 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 298 #define CONFIG_SYS_MMC_MAX_DEVICE 2 299 #elif defined(CONFIG_NOR_BOOT) 300 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 301 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 302 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 303 #elif defined(CONFIG_ENV_IS_IN_NAND) 304 #define CONFIG_ENV_OFFSET 0x001c0000 305 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 306 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 307 #endif 308 309 /* SPI flash. */ 310 #define CONFIG_SF_DEFAULT_SPEED 24000000 311 312 /* Network. */ 313 #define CONFIG_PHY_SMSC 314 /* Enable Atheros phy driver */ 315 #define CONFIG_PHY_ATHEROS 316 317 /* 318 * NOR Size = 16 MiB 319 * Number of Sectors/Blocks = 128 320 * Sector Size = 128 KiB 321 * Word length = 16 bits 322 * Default layout: 323 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 324 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 325 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 326 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 327 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 328 */ 329 #if defined(CONFIG_NOR) 330 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 331 #define CONFIG_SYS_FLASH_PROTECTION 332 #define CONFIG_SYS_FLASH_CFI 333 #define CONFIG_FLASH_CFI_DRIVER 334 #define CONFIG_FLASH_CFI_MTD 335 #define CONFIG_SYS_MAX_FLASH_SECT 128 336 #define CONFIG_SYS_MAX_FLASH_BANKS 1 337 #define CONFIG_SYS_FLASH_BASE (0x08000000) 338 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 339 #define CONFIG_SYS_FLASH_SIZE 0x01000000 340 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 341 #endif /* NOR support */ 342 343 #ifdef CONFIG_DRIVER_TI_CPSW 344 #define CONFIG_CLOCK_SYNTHESIZER 345 #define CLK_SYNTHESIZER_I2C_ADDR 0x65 346 #endif 347 348 #endif /* ! __CONFIG_AM335X_EVM_H */ 349