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 #define CONFIG_OMAP 23 #define CONFIG_OMAP_COMMON 24 25 #include <asm/arch/omap.h> 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_NO_FLASH 31 #define CONFIG_MACH_TYPE MACH_TYPE_TI8148EVM 32 33 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 34 #define CONFIG_SETUP_MEMORY_TAGS 35 #define CONFIG_INITRD_TAG /* for ramdisk support */ 36 37 /* commands to include */ 38 #define CONFIG_VERSION_VARIABLE 39 40 #define CONFIG_ENV_VARS_UBOOT_CONFIG 41 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 42 #define CONFIG_EXTRA_ENV_SETTINGS \ 43 "loadaddr=0x80200000\0" \ 44 "fdtaddr=0x80F80000\0" \ 45 "rdaddr=0x81000000\0" \ 46 "bootfile=/boot/uImage\0" \ 47 "fdtfile=\0" \ 48 "console=ttyO0,115200n8\0" \ 49 "optargs=\0" \ 50 "mmcdev=0\0" \ 51 "mmcroot=/dev/mmcblk0p2 ro\0" \ 52 "mmcrootfstype=ext4 rootwait\0" \ 53 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 54 "ramrootfstype=ext2\0" \ 55 "mmcargs=setenv bootargs console=${console} " \ 56 "${optargs} " \ 57 "root=${mmcroot} " \ 58 "rootfstype=${mmcrootfstype}\0" \ 59 "bootenv=uEnv.txt\0" \ 60 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 61 "importbootenv=echo Importing environment from mmc ...; " \ 62 "env import -t $loadaddr $filesize\0" \ 63 "ramargs=setenv bootargs console=${console} " \ 64 "${optargs} " \ 65 "root=${ramroot} " \ 66 "rootfstype=${ramrootfstype}\0" \ 67 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 68 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 69 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 70 "mmcboot=echo Booting from mmc ...; " \ 71 "run mmcargs; " \ 72 "bootm ${loadaddr}\0" \ 73 "ramboot=echo Booting from ramdisk ...; " \ 74 "run ramargs; " \ 75 "bootm ${loadaddr}\0" \ 76 "fdtfile=ti814x-evm.dtb\0" \ 77 78 #define CONFIG_BOOTCOMMAND \ 79 "mmc dev ${mmcdev}; if mmc rescan; then " \ 80 "echo SD/MMC found on device ${mmcdev};" \ 81 "if run loadbootenv; then " \ 82 "echo Loaded environment from ${bootenv};" \ 83 "run importbootenv;" \ 84 "fi;" \ 85 "if test -n $uenvcmd; then " \ 86 "echo Running uenvcmd ...;" \ 87 "run uenvcmd;" \ 88 "fi;" \ 89 "if run loaduimage; then " \ 90 "run mmcboot;" \ 91 "fi;" \ 92 "fi;" \ 93 94 /* Clock Defines */ 95 #define V_OSCK 24000000 /* Clock output from T2 */ 96 #define V_SCLK (V_OSCK >> 1) 97 98 /* max number of command args */ 99 #define CONFIG_SYS_MAXARGS 16 100 101 /* Console I/O Buffer Size */ 102 #define CONFIG_SYS_CBSIZE 512 103 104 /* Print Buffer Size */ 105 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 106 + sizeof(CONFIG_SYS_PROMPT) + 16) 107 108 /* Boot Argument Buffer Size */ 109 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 110 111 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 112 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 113 + PHYS_DRAM_1_SIZE - (8 << 12)) 114 115 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default */ 116 117 #define CONFIG_OMAP_GPIO 118 #define CONFIG_MMC 119 #define CONFIG_GENERIC_MMC 120 #define CONFIG_OMAP_HSMMC 121 #define CONFIG_DOS_PARTITION 122 123 /** 124 * Physical Memory Map 125 */ 126 #define CONFIG_NR_DRAM_BANKS 1 /* 1 banks of DRAM */ 127 #define PHYS_DRAM_1_SIZE 0x20000000 /* 512MB */ 128 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1024MB */ 129 130 #define CONFIG_SYS_SDRAM_BASE 0x80000000 131 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 132 GENERATED_GBL_DATA_SIZE) 133 134 /** 135 * Platform/Board specific defs 136 */ 137 #define CONFIG_SYS_TIMERBASE 0x4802E000 138 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 139 140 /* NS16550 Configuration */ 141 #define CONFIG_SYS_NS16550_SERIAL 142 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 143 #define CONFIG_SYS_NS16550_CLK (48000000) 144 #define CONFIG_SYS_NS16550_COM1 0x48020000 /* Base EVM has UART0 */ 145 146 #define CONFIG_BAUDRATE 115200 147 148 /* CPU */ 149 #define CONFIG_ARCH_CPU_INIT 150 151 #define CONFIG_ENV_OVERWRITE 152 #define CONFIG_CONS_INDEX 1 153 #define CONFIG_SYS_CONSOLE_INFO_QUIET 154 155 #define CONFIG_ENV_IS_NOWHERE 156 157 /* Defines for SPL */ 158 #define CONFIG_SPL_FRAMEWORK 159 #define CONFIG_SPL_TEXT_BASE 0x40300000 160 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 161 CONFIG_SPL_TEXT_BASE) 162 163 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 164 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 165 166 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 167 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 168 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 169 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 170 #define CONFIG_SPL_MMC_SUPPORT 171 #define CONFIG_SPL_FAT_SUPPORT 172 173 #define CONFIG_SPL_LIBCOMMON_SUPPORT 174 #define CONFIG_SPL_LIBDISK_SUPPORT 175 #define CONFIG_SPL_LIBGENERIC_SUPPORT 176 #define CONFIG_SPL_SERIAL_SUPPORT 177 #define CONFIG_SPL_GPIO_SUPPORT 178 #define CONFIG_SPL_YMODEM_SUPPORT 179 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 180 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 181 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 182 183 #define CONFIG_SPL_BOARD_INIT 184 185 /* 186 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 187 * 64 bytes before this address should be set aside for u-boot.img's 188 * header. That is 0x800FFFC0--0x80800000 should not be used for any 189 * other needs. 190 */ 191 #define CONFIG_SYS_TEXT_BASE 0x80800000 192 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 193 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 194 195 /* 196 * Since SPL did pll and ddr initialization for us, 197 * we don't need to do it twice. 198 */ 199 #ifndef CONFIG_SPL_BUILD 200 #define CONFIG_SKIP_LOWLEVEL_INIT 201 #endif 202 203 /* Unsupported features */ 204 #undef CONFIG_USE_IRQ 205 206 /* Ethernet */ 207 #define CONFIG_DRIVER_TI_CPSW 208 #define CONFIG_MII 209 #define CONFIG_BOOTP_DNS 210 #define CONFIG_BOOTP_DNS2 211 #define CONFIG_BOOTP_SEND_HOSTNAME 212 #define CONFIG_BOOTP_GATEWAY 213 #define CONFIG_BOOTP_SUBNETMASK 214 #define CONFIG_NET_RETRY_COUNT 10 215 #define CONFIG_PHY_GIGE 216 #define CONFIG_PHYLIB 217 #define CONFIG_PHY_ET1011C 218 #define CONFIG_PHY_ET1011C_TX_CLK_FIX 219 220 #endif /* ! __CONFIG_TI814X_EVM_H */ 221