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 #include <asm/arch/omap.h> 20 21 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 22 #define CONFIG_SYS_MALLOC_LEN (1024 << 10) 23 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 24 #define CONFIG_MACH_TYPE MACH_TYPE_TI8148EVM 25 26 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 27 #define CONFIG_SETUP_MEMORY_TAGS 28 #define CONFIG_INITRD_TAG /* for ramdisk support */ 29 30 /* commands to include */ 31 32 #define CONFIG_ENV_VARS_UBOOT_CONFIG 33 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 34 #define CONFIG_EXTRA_ENV_SETTINGS \ 35 "loadaddr=0x80200000\0" \ 36 "fdtaddr=0x80F80000\0" \ 37 "rdaddr=0x81000000\0" \ 38 "bootfile=/boot/uImage\0" \ 39 "fdtfile=\0" \ 40 "console=ttyO0,115200n8\0" \ 41 "optargs=\0" \ 42 "mmcdev=0\0" \ 43 "mmcroot=/dev/mmcblk0p2 ro\0" \ 44 "mmcrootfstype=ext4 rootwait\0" \ 45 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 46 "ramrootfstype=ext2\0" \ 47 "mmcargs=setenv bootargs console=${console} " \ 48 "${optargs} " \ 49 "root=${mmcroot} " \ 50 "rootfstype=${mmcrootfstype}\0" \ 51 "bootenv=uEnv.txt\0" \ 52 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 53 "importbootenv=echo Importing environment from mmc ...; " \ 54 "env import -t $loadaddr $filesize\0" \ 55 "ramargs=setenv bootargs console=${console} " \ 56 "${optargs} " \ 57 "root=${ramroot} " \ 58 "rootfstype=${ramrootfstype}\0" \ 59 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 60 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 61 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 62 "mmcboot=echo Booting from mmc ...; " \ 63 "run mmcargs; " \ 64 "bootm ${loadaddr}\0" \ 65 "ramboot=echo Booting from ramdisk ...; " \ 66 "run ramargs; " \ 67 "bootm ${loadaddr}\0" \ 68 "fdtfile=ti814x-evm.dtb\0" \ 69 70 #define CONFIG_BOOTCOMMAND \ 71 "mmc dev ${mmcdev}; if mmc rescan; then " \ 72 "echo SD/MMC found on device ${mmcdev};" \ 73 "if run loadbootenv; then " \ 74 "echo Loaded environment from ${bootenv};" \ 75 "run importbootenv;" \ 76 "fi;" \ 77 "if test -n $uenvcmd; then " \ 78 "echo Running uenvcmd ...;" \ 79 "run uenvcmd;" \ 80 "fi;" \ 81 "if run loaduimage; then " \ 82 "run mmcboot;" \ 83 "fi;" \ 84 "fi;" \ 85 86 /* Clock Defines */ 87 #define V_OSCK 24000000 /* Clock output from T2 */ 88 #define V_SCLK (V_OSCK >> 1) 89 90 /* max number of command args */ 91 #define CONFIG_SYS_MAXARGS 16 92 93 /* Console I/O Buffer Size */ 94 #define CONFIG_SYS_CBSIZE 512 95 96 /* Boot Argument Buffer Size */ 97 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 98 99 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 100 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 101 + PHYS_DRAM_1_SIZE - (8 << 12)) 102 103 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default */ 104 105 /** 106 * Physical Memory Map 107 */ 108 #define CONFIG_NR_DRAM_BANKS 1 /* 1 banks of DRAM */ 109 #define PHYS_DRAM_1_SIZE 0x20000000 /* 512MB */ 110 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1024MB */ 111 112 #define CONFIG_SYS_SDRAM_BASE 0x80000000 113 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 114 GENERATED_GBL_DATA_SIZE) 115 116 /** 117 * Platform/Board specific defs 118 */ 119 #define CONFIG_SYS_TIMERBASE 0x4802E000 120 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 121 122 /* NS16550 Configuration */ 123 #define CONFIG_SYS_NS16550_SERIAL 124 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 125 #define CONFIG_SYS_NS16550_CLK (48000000) 126 #define CONFIG_SYS_NS16550_COM1 0x48020000 /* Base EVM has UART0 */ 127 128 /* CPU */ 129 #define CONFIG_ARCH_CPU_INIT 130 131 #define CONFIG_ENV_OVERWRITE 132 #define CONFIG_CONS_INDEX 1 133 134 /* Defines for SPL */ 135 #define CONFIG_SPL_FRAMEWORK 136 #define CONFIG_SPL_TEXT_BASE 0x40300000 137 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 138 CONFIG_SPL_TEXT_BASE) 139 140 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 141 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 142 143 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 144 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 145 146 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 147 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 148 149 /* 150 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 151 * 64 bytes before this address should be set aside for u-boot.img's 152 * header. That is 0x800FFFC0--0x80800000 should not be used for any 153 * other needs. 154 */ 155 #define CONFIG_SYS_TEXT_BASE 0x80800000 156 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 157 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 158 159 /* 160 * Since SPL did pll and ddr initialization for us, 161 * we don't need to do it twice. 162 */ 163 #ifndef CONFIG_SPL_BUILD 164 #define CONFIG_SKIP_LOWLEVEL_INIT 165 #endif 166 167 /* Ethernet */ 168 #define CONFIG_DRIVER_TI_CPSW 169 #define CONFIG_MII 170 #define CONFIG_BOOTP_DNS 171 #define CONFIG_BOOTP_DNS2 172 #define CONFIG_BOOTP_SEND_HOSTNAME 173 #define CONFIG_BOOTP_GATEWAY 174 #define CONFIG_BOOTP_SUBNETMASK 175 #define CONFIG_NET_RETRY_COUNT 10 176 #define CONFIG_PHY_ET1011C 177 #define CONFIG_PHY_ET1011C_TX_CLK_FIX 178 179 #endif /* ! __CONFIG_TI814X_EVM_H */ 180