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