1 /* 2 * ti814x_evm.h 3 * 4 * Copyright (C) 2013 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_TI814X_EVM_H 17 #define __CONFIG_TI814X_EVM_H 18 19 #define CONFIG_TI81XX 20 #define CONFIG_TI814X 21 #define CONFIG_SYS_NO_FLASH 22 23 #include <asm/arch/omap.h> 24 25 #define CONFIG_DMA_COHERENT 26 #define CONFIG_DMA_COHERENT_SIZE (1 << 20) 27 28 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 29 #define CONFIG_SYS_MALLOC_LEN (1024 << 10) 30 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 31 #define CONFIG_SYS_HUSH_PARSER /* Use HUSH for command parsing */ 32 #define CONFIG_SYS_PROMPT "U-Boot# " 33 #define CONFIG_SYS_NO_FLASH 34 #define CONFIG_MACH_TYPE MACH_TYPE_TI8148EVM 35 36 #define CONFIG_OF_LIBFDT 37 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 38 #define CONFIG_SETUP_MEMORY_TAGS 39 #define CONFIG_INITRD_TAG /* for ramdisk support */ 40 41 /* commands to include */ 42 # include <config_cmd_default.h> 43 44 #define CONFIG_CMD_ASKENV 45 #define CONFIG_VERSION_VARIABLE 46 47 #define CONFIG_BOOTDELAY 1 /* negative for no autoboot */ 48 #define CONFIG_ENV_VARS_UBOOT_CONFIG 49 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 50 #define CONFIG_EXTRA_ENV_SETTINGS \ 51 "loadaddr=0x80200000\0" \ 52 "fdtaddr=0x80F80000\0" \ 53 "rdaddr=0x81000000\0" \ 54 "bootfile=/boot/uImage\0" \ 55 "fdtfile=\0" \ 56 "console=ttyO0,115200n8\0" \ 57 "optargs=\0" \ 58 "mmcdev=0\0" \ 59 "mmcroot=/dev/mmcblk0p2 ro\0" \ 60 "mmcrootfstype=ext4 rootwait\0" \ 61 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 62 "ramrootfstype=ext2\0" \ 63 "mmcargs=setenv bootargs console=${console} " \ 64 "${optargs} " \ 65 "root=${mmcroot} " \ 66 "rootfstype=${mmcrootfstype}\0" \ 67 "bootenv=uEnv.txt\0" \ 68 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 69 "importbootenv=echo Importing environment from mmc ...; " \ 70 "env import -t $loadaddr $filesize\0" \ 71 "ramargs=setenv bootargs console=${console} " \ 72 "${optargs} " \ 73 "root=${ramroot} " \ 74 "rootfstype=${ramrootfstype}\0" \ 75 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 76 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 77 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 78 "mmcboot=echo Booting from mmc ...; " \ 79 "run mmcargs; " \ 80 "bootm ${loadaddr}\0" \ 81 "ramboot=echo Booting from ramdisk ...; " \ 82 "run ramargs; " \ 83 "bootm ${loadaddr}\0" \ 84 "fdtfile=ti814x-evm.dtb\0" \ 85 86 #define CONFIG_BOOTCOMMAND \ 87 "mmc dev ${mmcdev}; if mmc rescan; then " \ 88 "echo SD/MMC found on device ${mmcdev};" \ 89 "if run loadbootenv; then " \ 90 "echo Loaded environment from ${bootenv};" \ 91 "run importbootenv;" \ 92 "fi;" \ 93 "if test -n $uenvcmd; then " \ 94 "echo Running uenvcmd ...;" \ 95 "run uenvcmd;" \ 96 "fi;" \ 97 "if run loaduimage; then " \ 98 "run mmcboot;" \ 99 "fi;" \ 100 "fi;" \ 101 102 /* Clock Defines */ 103 #define V_OSCK 24000000 /* Clock output from T2 */ 104 #define V_SCLK (V_OSCK >> 1) 105 106 #define CONFIG_CMD_ECHO 107 108 /* max number of command args */ 109 #define CONFIG_SYS_MAXARGS 16 110 111 /* Console I/O Buffer Size */ 112 #define CONFIG_SYS_CBSIZE 512 113 114 /* Print Buffer Size */ 115 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 116 + sizeof(CONFIG_SYS_PROMPT) + 16) 117 118 /* Boot Argument Buffer Size */ 119 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 120 121 #define CONFIG_SYS_MEMTEST_START PHYS_DRAM_1 122 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 123 + PHYS_DRAM_1_SIZE - (8 << 12)) 124 125 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default */ 126 #define CONFIG_SYS_HZ 1000 /* 1ms clock */ 127 128 #define CONFIG_OMAP_GPIO 129 #define CONFIG_MMC 130 #define CONFIG_GENERIC_MMC 131 #define CONFIG_OMAP_HSMMC 132 #define CONFIG_CMD_MMC 133 #define CONFIG_DOS_PARTITION 134 #define CONFIG_CMD_FAT 135 #define CONFIG_CMD_EXT2 136 137 /** 138 * Physical Memory Map 139 */ 140 #define CONFIG_NR_DRAM_BANKS 1 /* 1 banks of DRAM */ 141 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 142 #define PHYS_DRAM_1_SIZE 0x20000000 /* 512MB */ 143 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1024MB */ 144 145 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 146 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 147 GENERATED_GBL_DATA_SIZE) 148 149 /** 150 * Platform/Board specific defs 151 */ 152 #define CONFIG_SYS_TIMERBASE 0x4802E000 153 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 154 #define CONFIG_SYS_HZ 1000 155 156 /* NS16550 Configuration */ 157 #define CONFIG_SYS_NS16550 158 #define CONFIG_SYS_NS16550_SERIAL 159 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 160 #define CONFIG_SYS_NS16550_CLK (48000000) 161 #define CONFIG_SYS_NS16550_COM1 0x48020000 /* Base EVM has UART0 */ 162 163 #define CONFIG_BAUDRATE 115200 164 165 #define CONFIG_ENV_OVERWRITE 166 #define CONFIG_CONS_INDEX 1 167 #define CONFIG_SYS_CONSOLE_INFO_QUIET 168 169 #define CONFIG_ENV_IS_NOWHERE 170 171 /* Defines for SPL */ 172 #define CONFIG_SPL 173 #define CONFIG_SPL_FRAMEWORK 174 #define CONFIG_SPL_TEXT_BASE 0x40300000 175 #define CONFIG_SPL_MAX_SIZE ((128 - 18) * 1024) 176 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 177 178 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 179 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 180 181 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 182 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 183 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 184 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 185 #define CONFIG_SPL_MMC_SUPPORT 186 #define CONFIG_SPL_FAT_SUPPORT 187 188 #define CONFIG_SPL_LIBCOMMON_SUPPORT 189 #define CONFIG_SPL_LIBDISK_SUPPORT 190 #define CONFIG_SPL_LIBGENERIC_SUPPORT 191 #define CONFIG_SPL_SERIAL_SUPPORT 192 #define CONFIG_SPL_GPIO_SUPPORT 193 #define CONFIG_SPL_YMODEM_SUPPORT 194 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 195 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 196 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 197 198 #define CONFIG_SPL_BOARD_INIT 199 200 /* 201 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 202 * 64 bytes before this address should be set aside for u-boot.img's 203 * header. That is 0x800FFFC0--0x80800000 should not be used for any 204 * other needs. 205 */ 206 #define CONFIG_SYS_TEXT_BASE 0x80800000 207 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 208 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 209 210 /* 211 * Since SPL did pll and ddr initialization for us, 212 * we don't need to do it twice. 213 */ 214 #ifndef CONFIG_SPL_BUILD 215 #define CONFIG_SKIP_LOWLEVEL_INIT 216 #endif 217 218 /* Unsupported features */ 219 #undef CONFIG_USE_IRQ 220 221 #endif /* ! __CONFIG_TI814X_EVM_H */ 222