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 22 #include <asm/arch/omap.h> 23 24 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 25 #define CONFIG_SYS_MALLOC_LEN (1024 << 10) 26 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 27 #define CONFIG_MACH_TYPE MACH_TYPE_TI8148EVM 28 29 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 30 #define CONFIG_SETUP_MEMORY_TAGS 31 #define CONFIG_INITRD_TAG /* for ramdisk support */ 32 33 /* commands to include */ 34 35 #define CONFIG_ENV_VARS_UBOOT_CONFIG 36 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 37 #define CONFIG_EXTRA_ENV_SETTINGS \ 38 "loadaddr=0x80200000\0" \ 39 "fdtaddr=0x80F80000\0" \ 40 "rdaddr=0x81000000\0" \ 41 "bootfile=/boot/uImage\0" \ 42 "fdtfile=\0" \ 43 "console=ttyO0,115200n8\0" \ 44 "optargs=\0" \ 45 "mmcdev=0\0" \ 46 "mmcroot=/dev/mmcblk0p2 ro\0" \ 47 "mmcrootfstype=ext4 rootwait\0" \ 48 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 49 "ramrootfstype=ext2\0" \ 50 "mmcargs=setenv bootargs console=${console} " \ 51 "${optargs} " \ 52 "root=${mmcroot} " \ 53 "rootfstype=${mmcrootfstype}\0" \ 54 "bootenv=uEnv.txt\0" \ 55 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 56 "importbootenv=echo Importing environment from mmc ...; " \ 57 "env import -t $loadaddr $filesize\0" \ 58 "ramargs=setenv bootargs console=${console} " \ 59 "${optargs} " \ 60 "root=${ramroot} " \ 61 "rootfstype=${ramrootfstype}\0" \ 62 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 63 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 64 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 65 "mmcboot=echo Booting from mmc ...; " \ 66 "run mmcargs; " \ 67 "bootm ${loadaddr}\0" \ 68 "ramboot=echo Booting from ramdisk ...; " \ 69 "run ramargs; " \ 70 "bootm ${loadaddr}\0" \ 71 "fdtfile=ti814x-evm.dtb\0" \ 72 73 #define CONFIG_BOOTCOMMAND \ 74 "mmc dev ${mmcdev}; if mmc rescan; then " \ 75 "echo SD/MMC found on device ${mmcdev};" \ 76 "if run loadbootenv; then " \ 77 "echo Loaded environment from ${bootenv};" \ 78 "run importbootenv;" \ 79 "fi;" \ 80 "if test -n $uenvcmd; then " \ 81 "echo Running uenvcmd ...;" \ 82 "run uenvcmd;" \ 83 "fi;" \ 84 "if run loaduimage; then " \ 85 "run mmcboot;" \ 86 "fi;" \ 87 "fi;" \ 88 89 /* Clock Defines */ 90 #define V_OSCK 24000000 /* Clock output from T2 */ 91 #define V_SCLK (V_OSCK >> 1) 92 93 /* max number of command args */ 94 #define CONFIG_SYS_MAXARGS 16 95 96 /* Console I/O Buffer Size */ 97 #define CONFIG_SYS_CBSIZE 512 98 99 /* Print Buffer Size */ 100 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 101 + sizeof(CONFIG_SYS_PROMPT) + 16) 102 103 /* Boot Argument Buffer Size */ 104 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 105 106 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 107 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 108 + PHYS_DRAM_1_SIZE - (8 << 12)) 109 110 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default */ 111 112 #define CONFIG_OMAP_GPIO 113 114 /** 115 * Physical Memory Map 116 */ 117 #define CONFIG_NR_DRAM_BANKS 1 /* 1 banks of DRAM */ 118 #define PHYS_DRAM_1_SIZE 0x20000000 /* 512MB */ 119 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1024MB */ 120 121 #define CONFIG_SYS_SDRAM_BASE 0x80000000 122 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 123 GENERATED_GBL_DATA_SIZE) 124 125 /** 126 * Platform/Board specific defs 127 */ 128 #define CONFIG_SYS_TIMERBASE 0x4802E000 129 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 130 131 /* NS16550 Configuration */ 132 #define CONFIG_SYS_NS16550_SERIAL 133 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 134 #define CONFIG_SYS_NS16550_CLK (48000000) 135 #define CONFIG_SYS_NS16550_COM1 0x48020000 /* Base EVM has UART0 */ 136 137 /* CPU */ 138 #define CONFIG_ARCH_CPU_INIT 139 140 #define CONFIG_ENV_OVERWRITE 141 #define CONFIG_CONS_INDEX 1 142 143 #define CONFIG_ENV_IS_NOWHERE 144 145 /* Defines for SPL */ 146 #define CONFIG_SPL_FRAMEWORK 147 #define CONFIG_SPL_TEXT_BASE 0x40300000 148 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 149 CONFIG_SPL_TEXT_BASE) 150 151 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 152 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 153 154 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 155 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 156 157 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 158 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 159 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 160 161 #define CONFIG_SPL_BOARD_INIT 162 163 /* 164 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 165 * 64 bytes before this address should be set aside for u-boot.img's 166 * header. That is 0x800FFFC0--0x80800000 should not be used for any 167 * other needs. 168 */ 169 #define CONFIG_SYS_TEXT_BASE 0x80800000 170 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 171 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 172 173 /* 174 * Since SPL did pll and ddr initialization for us, 175 * we don't need to do it twice. 176 */ 177 #ifndef CONFIG_SPL_BUILD 178 #define CONFIG_SKIP_LOWLEVEL_INIT 179 #endif 180 181 /* Ethernet */ 182 #define CONFIG_DRIVER_TI_CPSW 183 #define CONFIG_MII 184 #define CONFIG_BOOTP_DNS 185 #define CONFIG_BOOTP_DNS2 186 #define CONFIG_BOOTP_SEND_HOSTNAME 187 #define CONFIG_BOOTP_GATEWAY 188 #define CONFIG_BOOTP_SUBNETMASK 189 #define CONFIG_NET_RETRY_COUNT 10 190 #define CONFIG_PHY_GIGE 191 #define CONFIG_PHYLIB 192 #define CONFIG_PHY_ET1011C 193 #define CONFIG_PHY_ET1011C_TX_CLK_FIX 194 195 #endif /* ! __CONFIG_TI814X_EVM_H */ 196