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