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 #define CONFIG_OMAP 22 23 #include <asm/arch/omap.h> 24 25 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 26 #define CONFIG_SYS_MALLOC_LEN (1024 << 10) 27 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 28 #define CONFIG_MACH_TYPE MACH_TYPE_TI8148EVM 29 30 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 31 #define CONFIG_SETUP_MEMORY_TAGS 32 #define CONFIG_INITRD_TAG /* for ramdisk support */ 33 34 /* commands to include */ 35 36 #define CONFIG_ENV_VARS_UBOOT_CONFIG 37 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 38 #define CONFIG_EXTRA_ENV_SETTINGS \ 39 "loadaddr=0x80200000\0" \ 40 "fdtaddr=0x80F80000\0" \ 41 "rdaddr=0x81000000\0" \ 42 "bootfile=/boot/uImage\0" \ 43 "fdtfile=\0" \ 44 "console=ttyO0,115200n8\0" \ 45 "optargs=\0" \ 46 "mmcdev=0\0" \ 47 "mmcroot=/dev/mmcblk0p2 ro\0" \ 48 "mmcrootfstype=ext4 rootwait\0" \ 49 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 50 "ramrootfstype=ext2\0" \ 51 "mmcargs=setenv bootargs console=${console} " \ 52 "${optargs} " \ 53 "root=${mmcroot} " \ 54 "rootfstype=${mmcrootfstype}\0" \ 55 "bootenv=uEnv.txt\0" \ 56 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 57 "importbootenv=echo Importing environment from mmc ...; " \ 58 "env import -t $loadaddr $filesize\0" \ 59 "ramargs=setenv bootargs console=${console} " \ 60 "${optargs} " \ 61 "root=${ramroot} " \ 62 "rootfstype=${ramrootfstype}\0" \ 63 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 64 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 65 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 66 "mmcboot=echo Booting from mmc ...; " \ 67 "run mmcargs; " \ 68 "bootm ${loadaddr}\0" \ 69 "ramboot=echo Booting from ramdisk ...; " \ 70 "run ramargs; " \ 71 "bootm ${loadaddr}\0" \ 72 "fdtfile=ti814x-evm.dtb\0" \ 73 74 #define CONFIG_BOOTCOMMAND \ 75 "mmc dev ${mmcdev}; if mmc rescan; then " \ 76 "echo SD/MMC found on device ${mmcdev};" \ 77 "if run loadbootenv; then " \ 78 "echo Loaded environment from ${bootenv};" \ 79 "run importbootenv;" \ 80 "fi;" \ 81 "if test -n $uenvcmd; then " \ 82 "echo Running uenvcmd ...;" \ 83 "run uenvcmd;" \ 84 "fi;" \ 85 "if run loaduimage; then " \ 86 "run mmcboot;" \ 87 "fi;" \ 88 "fi;" \ 89 90 /* Clock Defines */ 91 #define V_OSCK 24000000 /* Clock output from T2 */ 92 #define V_SCLK (V_OSCK >> 1) 93 94 /* max number of command args */ 95 #define CONFIG_SYS_MAXARGS 16 96 97 /* Console I/O Buffer Size */ 98 #define CONFIG_SYS_CBSIZE 512 99 100 /* Print Buffer Size */ 101 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 102 + sizeof(CONFIG_SYS_PROMPT) + 16) 103 104 /* Boot Argument Buffer Size */ 105 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 106 107 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 108 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 109 + PHYS_DRAM_1_SIZE - (8 << 12)) 110 111 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default */ 112 113 #define CONFIG_OMAP_GPIO 114 115 /** 116 * Physical Memory Map 117 */ 118 #define CONFIG_NR_DRAM_BANKS 1 /* 1 banks of DRAM */ 119 #define PHYS_DRAM_1_SIZE 0x20000000 /* 512MB */ 120 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1024MB */ 121 122 #define CONFIG_SYS_SDRAM_BASE 0x80000000 123 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 124 GENERATED_GBL_DATA_SIZE) 125 126 /** 127 * Platform/Board specific defs 128 */ 129 #define CONFIG_SYS_TIMERBASE 0x4802E000 130 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 131 132 /* NS16550 Configuration */ 133 #define CONFIG_SYS_NS16550_SERIAL 134 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 135 #define CONFIG_SYS_NS16550_CLK (48000000) 136 #define CONFIG_SYS_NS16550_COM1 0x48020000 /* Base EVM has UART0 */ 137 138 /* CPU */ 139 #define CONFIG_ARCH_CPU_INIT 140 141 #define CONFIG_ENV_OVERWRITE 142 #define CONFIG_CONS_INDEX 1 143 144 #define CONFIG_ENV_IS_NOWHERE 145 146 /* Defines for SPL */ 147 #define CONFIG_SPL_FRAMEWORK 148 #define CONFIG_SPL_TEXT_BASE 0x40300000 149 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 150 CONFIG_SPL_TEXT_BASE) 151 152 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 153 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 154 155 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 156 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 157 158 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 159 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 160 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 161 162 #define CONFIG_SPL_BOARD_INIT 163 164 /* 165 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 166 * 64 bytes before this address should be set aside for u-boot.img's 167 * header. That is 0x800FFFC0--0x80800000 should not be used for any 168 * other needs. 169 */ 170 #define CONFIG_SYS_TEXT_BASE 0x80800000 171 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 172 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 173 174 /* 175 * Since SPL did pll and ddr initialization for us, 176 * we don't need to do it twice. 177 */ 178 #ifndef CONFIG_SPL_BUILD 179 #define CONFIG_SKIP_LOWLEVEL_INIT 180 #endif 181 182 /* Unsupported features */ 183 #undef CONFIG_USE_IRQ 184 185 /* Ethernet */ 186 #define CONFIG_DRIVER_TI_CPSW 187 #define CONFIG_MII 188 #define CONFIG_BOOTP_DNS 189 #define CONFIG_BOOTP_DNS2 190 #define CONFIG_BOOTP_SEND_HOSTNAME 191 #define CONFIG_BOOTP_GATEWAY 192 #define CONFIG_BOOTP_SUBNETMASK 193 #define CONFIG_NET_RETRY_COUNT 10 194 #define CONFIG_PHY_GIGE 195 #define CONFIG_PHYLIB 196 #define CONFIG_PHY_ET1011C 197 #define CONFIG_PHY_ET1011C_TX_CLK_FIX 198 199 #endif /* ! __CONFIG_TI814X_EVM_H */ 200