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 #define CONFIG_AM33XX 20 21 #include <asm/arch/cpu.h> 22 #include <asm/arch/hardware.h> 23 24 #define CONFIG_DMA_COHERENT 25 #define CONFIG_DMA_COHERENT_SIZE (1 << 20) 26 27 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 28 #define CONFIG_SYS_MALLOC_LEN (1024 << 10) 29 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 30 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 31 #define CONFIG_SYS_PROMPT "U-Boot# " 32 #define CONFIG_BOARD_LATE_INIT 33 #define CONFIG_SYS_NO_FLASH 34 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 35 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 36 37 #define CONFIG_OF_LIBFDT 38 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 39 #define CONFIG_SETUP_MEMORY_TAGS 40 #define CONFIG_INITRD_TAG 41 42 /* commands to include */ 43 #include <config_cmd_default.h> 44 45 #define CONFIG_CMD_ASKENV 46 #define CONFIG_VERSION_VARIABLE 47 48 /* set to negative value for no autoboot */ 49 #define CONFIG_BOOTDELAY 1 50 #define CONFIG_ENV_VARS_UBOOT_CONFIG 51 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 52 #define CONFIG_EXTRA_ENV_SETTINGS \ 53 "loadaddr=0x80200000\0" \ 54 "fdtaddr=0x80F80000\0" \ 55 "rdaddr=0x81000000\0" \ 56 "bootfile=/boot/uImage\0" \ 57 "fdtfile=\0" \ 58 "console=ttyO0,115200n8\0" \ 59 "optargs=\0" \ 60 "mmcdev=0\0" \ 61 "mmcroot=/dev/mmcblk0p2 ro\0" \ 62 "mmcrootfstype=ext4 rootwait\0" \ 63 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 64 "ramrootfstype=ext2\0" \ 65 "mmcargs=setenv bootargs console=${console} " \ 66 "${optargs} " \ 67 "root=${mmcroot} " \ 68 "rootfstype=${mmcrootfstype}\0" \ 69 "bootenv=uEnv.txt\0" \ 70 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 71 "importbootenv=echo Importing environment from mmc ...; " \ 72 "env import -t $loadaddr $filesize\0" \ 73 "ramargs=setenv bootargs console=${console} " \ 74 "${optargs} " \ 75 "root=${ramroot} " \ 76 "rootfstype=${ramrootfstype}\0" \ 77 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 78 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 79 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 80 "mmcboot=echo Booting from mmc ...; " \ 81 "run mmcargs; " \ 82 "bootm ${loadaddr}\0" \ 83 "ramboot=echo Booting from ramdisk ...; " \ 84 "run ramargs; " \ 85 "bootm ${loadaddr}\0" \ 86 "findfdt="\ 87 "if test $board_name = A335BONE; then " \ 88 "setenv fdtfile am335x-bone.dtb; fi; " \ 89 "if test $board_name = A33515BB; then " \ 90 "setenv fdtfile am335x-evm.dtb; fi; " \ 91 "if test $board_name = A335X_SK; then " \ 92 "setenv fdtfile am335x-evmsk.dtb; fi\0" \ 93 94 #define CONFIG_BOOTCOMMAND \ 95 "mmc dev ${mmcdev}; if mmc rescan; then " \ 96 "echo SD/MMC found on device ${mmcdev};" \ 97 "if run loadbootenv; then " \ 98 "echo Loaded environment from ${bootenv};" \ 99 "run importbootenv;" \ 100 "fi;" \ 101 "if test -n $uenvcmd; then " \ 102 "echo Running uenvcmd ...;" \ 103 "run uenvcmd;" \ 104 "fi;" \ 105 "if run loaduimage; then " \ 106 "run mmcboot;" \ 107 "fi;" \ 108 "fi;" \ 109 110 /* Clock Defines */ 111 #define V_OSCK 24000000 /* Clock output from T2 */ 112 #define V_SCLK (V_OSCK) 113 114 #define CONFIG_CMD_ECHO 115 116 /* max number of command args */ 117 #define CONFIG_SYS_MAXARGS 16 118 119 /* Console I/O Buffer Size */ 120 #define CONFIG_SYS_CBSIZE 512 121 122 /* Print Buffer Size */ 123 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 124 + sizeof(CONFIG_SYS_PROMPT) + 16) 125 126 /* Boot Argument Buffer Size */ 127 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 128 129 /* 130 * memtest works on 8 MB in DRAM after skipping 32MB from 131 * start addr of ram disk 132 */ 133 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 134 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 135 + (8 * 1024 * 1024)) 136 137 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 138 #define CONFIG_SYS_HZ 1000 /* 1ms clock */ 139 140 #define CONFIG_MMC 141 #define CONFIG_GENERIC_MMC 142 #define CONFIG_OMAP_HSMMC 143 #define CONFIG_CMD_MMC 144 #define CONFIG_DOS_PARTITION 145 #define CONFIG_CMD_FAT 146 #define CONFIG_CMD_EXT2 147 148 #define CONFIG_SPI 149 #define CONFIG_OMAP3_SPI 150 #define CONFIG_MTD_DEVICE 151 #define CONFIG_SPI_FLASH 152 #define CONFIG_SPI_FLASH_WINBOND 153 #define CONFIG_CMD_SF 154 #define CONFIG_SF_DEFAULT_SPEED (24000000) 155 156 /* Physical Memory Map */ 157 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 158 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 159 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 160 161 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 162 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 163 GENERATED_GBL_DATA_SIZE) 164 /* Platform/Board specific defs */ 165 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 166 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 167 #define CONFIG_SYS_HZ 1000 168 169 /* NS16550 Configuration */ 170 #define CONFIG_SYS_NS16550 171 #define CONFIG_SYS_NS16550_SERIAL 172 #define CONFIG_SERIAL_MULTI 173 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 174 #define CONFIG_SYS_NS16550_CLK (48000000) 175 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 176 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 177 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 178 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 179 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 180 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 181 182 /* I2C Configuration */ 183 #define CONFIG_I2C 184 #define CONFIG_CMD_I2C 185 #define CONFIG_HARD_I2C 186 #define CONFIG_SYS_I2C_SPEED 100000 187 #define CONFIG_SYS_I2C_SLAVE 1 188 #define CONFIG_I2C_MULTI_BUS 189 #define CONFIG_DRIVER_OMAP24XX_I2C 190 #define CONFIG_CMD_EEPROM 191 #define CONFIG_ENV_EEPROM_IS_ON_I2C 192 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 193 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 194 #define CONFIG_SYS_I2C_MULTI_EEPROMS 195 196 #define CONFIG_OMAP_GPIO 197 198 #define CONFIG_BAUDRATE 115200 199 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ 200 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } 201 202 #define CONFIG_ENV_OVERWRITE 1 203 #define CONFIG_SYS_CONSOLE_INFO_QUIET 204 205 #define CONFIG_ENV_IS_NOWHERE 206 207 /* Defines for SPL */ 208 #define CONFIG_SPL 209 #define CONFIG_SPL_FRAMEWORK 210 #define CONFIG_SPL_TEXT_BASE 0x402F0400 211 #define CONFIG_SPL_MAX_SIZE (101 * 1024) 212 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 213 214 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 215 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 216 217 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 218 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 219 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 220 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 221 #define CONFIG_SPL_MMC_SUPPORT 222 #define CONFIG_SPL_FAT_SUPPORT 223 #define CONFIG_SPL_I2C_SUPPORT 224 225 #define CONFIG_SPL_LIBCOMMON_SUPPORT 226 #define CONFIG_SPL_LIBDISK_SUPPORT 227 #define CONFIG_SPL_LIBGENERIC_SUPPORT 228 #define CONFIG_SPL_SERIAL_SUPPORT 229 #define CONFIG_SPL_GPIO_SUPPORT 230 #define CONFIG_SPL_YMODEM_SUPPORT 231 #define CONFIG_SPL_NET_SUPPORT 232 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 233 #define CONFIG_SPL_ETH_SUPPORT 234 #define CONFIG_SPL_SPI_SUPPORT 235 #define CONFIG_SPL_SPI_FLASH_SUPPORT 236 #define CONFIG_SPL_SPI_LOAD 237 #define CONFIG_SPL_SPI_BUS 0 238 #define CONFIG_SPL_SPI_CS 0 239 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 240 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 241 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 242 243 /* 244 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 245 * 64 bytes before this address should be set aside for u-boot.img's 246 * header. That is 0x800FFFC0--0x80100000 should not be used for any 247 * other needs. 248 */ 249 #define CONFIG_SYS_TEXT_BASE 0x80800000 250 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 251 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 252 253 /* Since SPL did pll and ddr initialization for us, 254 * we don't need to do it twice. 255 */ 256 #ifndef CONFIG_SPL_BUILD 257 #define CONFIG_SKIP_LOWLEVEL_INIT 258 #endif 259 260 /* 261 * USB configuration 262 */ 263 #define CONFIG_USB_MUSB_DSPS 264 #define CONFIG_ARCH_MISC_INIT 265 #define CONFIG_MUSB_GADGET 266 #define CONFIG_MUSB_PIO_ONLY 267 #define CONFIG_USB_GADGET_DUALSPEED 268 #define CONFIG_MUSB_HOST 269 #define CONFIG_AM335X_USB0 270 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 271 #define CONFIG_AM335X_USB1 272 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 273 274 #ifdef CONFIG_MUSB_HOST 275 #define CONFIG_CMD_USB 276 #define CONFIG_USB_STORAGE 277 #endif 278 279 #ifdef CONFIG_MUSB_GADGET 280 #define CONFIG_USB_ETHER 281 #define CONFIG_USB_ETH_RNDIS 282 #endif /* CONFIG_MUSB_GADGET */ 283 284 /* Unsupported features */ 285 #undef CONFIG_USE_IRQ 286 287 #define CONFIG_CMD_NET 288 #define CONFIG_CMD_DHCP 289 #define CONFIG_CMD_PING 290 #define CONFIG_DRIVER_TI_CPSW 291 #define CONFIG_MII 292 #define CONFIG_BOOTP_DEFAULT 293 #define CONFIG_BOOTP_DNS 294 #define CONFIG_BOOTP_DNS2 295 #define CONFIG_BOOTP_SEND_HOSTNAME 296 #define CONFIG_BOOTP_GATEWAY 297 #define CONFIG_BOOTP_SUBNETMASK 298 #define CONFIG_NET_RETRY_COUNT 10 299 #define CONFIG_NET_MULTI 300 #define CONFIG_PHY_GIGE 301 #define CONFIG_PHYLIB 302 #define CONFIG_PHY_SMSC 303 304 #endif /* ! __CONFIG_AM335X_EVM_H */ 305