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 /* commands to include */ 22 23 #define CONFIG_EXTRA_ENV_SETTINGS \ 24 "loadaddr=0x80200000\0" \ 25 "fdtaddr=0x80F80000\0" \ 26 "rdaddr=0x81000000\0" \ 27 "bootfile=/boot/uImage\0" \ 28 "fdtfile=\0" \ 29 "console=ttyO0,115200n8\0" \ 30 "optargs=\0" \ 31 "mmcdev=0\0" \ 32 "mmcroot=/dev/mmcblk0p2 ro\0" \ 33 "mmcrootfstype=ext4 rootwait\0" \ 34 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 35 "ramrootfstype=ext2\0" \ 36 "mmcargs=setenv bootargs console=${console} " \ 37 "${optargs} " \ 38 "root=${mmcroot} " \ 39 "rootfstype=${mmcrootfstype}\0" \ 40 "bootenv=uEnv.txt\0" \ 41 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 42 "importbootenv=echo Importing environment from mmc ...; " \ 43 "env import -t $loadaddr $filesize\0" \ 44 "ramargs=setenv bootargs console=${console} " \ 45 "${optargs} " \ 46 "root=${ramroot} " \ 47 "rootfstype=${ramrootfstype}\0" \ 48 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 49 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 50 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 51 "mmcboot=echo Booting from mmc ...; " \ 52 "run mmcargs; " \ 53 "bootm ${loadaddr}\0" \ 54 "ramboot=echo Booting from ramdisk ...; " \ 55 "run ramargs; " \ 56 "bootm ${loadaddr}\0" \ 57 "fdtfile=ti814x-evm.dtb\0" \ 58 59 #define CONFIG_BOOTCOMMAND \ 60 "mmc dev ${mmcdev}; if mmc rescan; then " \ 61 "echo SD/MMC found on device ${mmcdev};" \ 62 "if run loadbootenv; then " \ 63 "echo Loaded environment from ${bootenv};" \ 64 "run importbootenv;" \ 65 "fi;" \ 66 "if test -n $uenvcmd; then " \ 67 "echo Running uenvcmd ...;" \ 68 "run uenvcmd;" \ 69 "fi;" \ 70 "if run loaduimage; then " \ 71 "run mmcboot;" \ 72 "fi;" \ 73 "fi;" \ 74 75 /* Clock Defines */ 76 #define V_OSCK 24000000 /* Clock output from T2 */ 77 #define V_SCLK (V_OSCK >> 1) 78 79 80 /* Console I/O Buffer Size */ 81 #define CONFIG_SYS_CBSIZE 512 82 83 /** 84 * Physical Memory Map 85 */ 86 #define PHYS_DRAM_1_SIZE 0x20000000 /* 512MB */ 87 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1024MB */ 88 89 #define CONFIG_SYS_SDRAM_BASE 0x80000000 90 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 91 GENERATED_GBL_DATA_SIZE) 92 93 /** 94 * Platform/Board specific defs 95 */ 96 #define CONFIG_SYS_TIMERBASE 0x4802E000 97 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 98 99 /* NS16550 Configuration */ 100 #define CONFIG_SYS_NS16550_SERIAL 101 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 102 #define CONFIG_SYS_NS16550_CLK (48000000) 103 #define CONFIG_SYS_NS16550_COM1 0x48020000 /* Base EVM has UART0 */ 104 105 /* CPU */ 106 107 /* Defines for SPL */ 108 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 109 CONFIG_SPL_TEXT_BASE) 110 111 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 112 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 113 114 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 115 116 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 117 118 /* 119 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 120 * 64 bytes before this address should be set aside for u-boot.img's 121 * header. That is 0x800FFFC0--0x80800000 should not be used for any 122 * other needs. 123 */ 124 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 125 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 126 127 /* 128 * Since SPL did pll and ddr initialization for us, 129 * we don't need to do it twice. 130 */ 131 132 /* Ethernet */ 133 #define CONFIG_NET_RETRY_COUNT 10 134 #define CONFIG_PHY_ET1011C_TX_CLK_FIX 135 136 #endif /* ! __CONFIG_TI814X_EVM_H */ 137