1/* 2 * Copyright (C) 2009 Texas Instruments Incorporated 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License as 6 * published by the Free Software Foundation; either version 2 of 7 * the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write to the Free Software 16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 17 * MA 02111-1307 USA 18 */ 19 20#ifndef __CONFIG_H 21#define __CONFIG_H 22 23#define DAVINCI_DM355LEOPARD 24 25#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is a 3rd stage loader */ 26#define CONFIG_SYS_NO_FLASH /* that is, no *NOR* flash */ 27#define CONFIG_SYS_CONSOLE_INFO_QUIET 28 29/* SoC Configuration */ 30#define CONFIG_ARM926EJS /* arm926ejs CPU */ 31#define CONFIG_SYS_TIMERBASE 0x01c21400 /* use timer 0 */ 32#define CONFIG_SYS_HZ_CLOCK 24000000 /* timer0 freq */ 33#define CONFIG_SYS_HZ 1000 34#define CONFIG_SOC_DM355 /* DM355 based board */ 35 36/* Memory Info */ 37#define CONFIG_NR_DRAM_BANKS 1 38#define PHYS_SDRAM_1 0x80000000 39#define PHYS_SDRAM_1_SIZE (128 << 20) /* 128 MiB */ 40 41/* Serial Driver info: UART0 for console */ 42#define CONFIG_SYS_NS16550 43#define CONFIG_SYS_NS16550_SERIAL 44#define CONFIG_SYS_NS16550_REG_SIZE -4 45#define CONFIG_SYS_NS16550_COM1 0x01c20000 46#define CONFIG_SYS_NS16550_CLK CONFIG_SYS_HZ_CLOCK 47#define CONFIG_CONS_INDEX 1 48#define CONFIG_BAUDRATE 115200 49 50/* Ethernet: external DM9000 */ 51#define CONFIG_DRIVER_DM9000 1 52#define CONFIG_DM9000_BASE 0x04000000 53#define DM9000_IO CONFIG_DM9000_BASE 54#define DM9000_DATA (CONFIG_DM9000_BASE + 16) 55 56/* I2C */ 57#define CONFIG_HARD_I2C 58#define CONFIG_DRIVER_DAVINCI_I2C 59#define CONFIG_SYS_I2C_SPEED 400000 60#define CONFIG_SYS_I2C_SLAVE 0x10 61 62/* NAND */ 63#define CONFIG_NAND_DAVINCI 64#define CONFIG_SYS_NAND_CS 2 65#define CONFIG_SYS_NAND_USE_FLASH_BBT 66#define CONFIG_SYS_NAND_HW_ECC 67 68#define CONFIG_SYS_NAND_BASE_LIST { 0x02000000, } 69#define CONFIG_SYS_MAX_NAND_DEVICE 1 70 71/* U-Boot command configuration */ 72#include <config_cmd_default.h> 73 74#undef CONFIG_CMD_BDI 75#undef CONFIG_CMD_FLASH 76#undef CONFIG_CMD_FPGA 77#undef CONFIG_CMD_SETGETDCR 78 79#define CONFIG_CMD_ASKENV 80#define CONFIG_CMD_DHCP 81#define CONFIG_CMD_I2C 82#define CONFIG_CMD_PING 83#define CONFIG_CMD_SAVES 84 85#ifdef CONFIG_CMD_BDI 86#define CONFIG_CLOCKS 87#endif 88 89#ifdef CONFIG_NAND_DAVINCI 90#define CONFIG_CMD_MTDPARTS 91#define CONFIG_MTD_PARTITIONS 92#define CONFIG_MTD_DEVICE 93#define CONFIG_CMD_NAND 94#define CONFIG_CMD_UBI 95#define CONFIG_RBTREE 96#endif 97 98#define CONFIG_CRC32_VERIFY 99#define CONFIG_MX_CYCLIC 100 101/* U-Boot general configuration */ 102#define CONFIG_BOOTFILE "uImage" /* Boot file name */ 103#define CONFIG_SYS_PROMPT "DM355 LEOPARD # " 104#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 105#define CONFIG_SYS_PBSIZE /* Print buffer size */ \ 106 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 107#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 108#define CONFIG_SYS_HUSH_PARSER 109#define CONFIG_SYS_LONGHELP 110 111#ifdef CONFIG_NAND_DAVINCI 112#define CONFIG_ENV_SIZE (256 << 10) /* 256 KiB */ 113#define CONFIG_ENV_IS_IN_NAND 114#define CONFIG_ENV_OFFSET 0x3C0000 115#undef CONFIG_ENV_IS_IN_FLASH 116#define CONFIG_ENV_OVERWRITE 117#endif 118 119#define CONFIG_BOOTDELAY 3 120#define CONFIG_BOOTCOMMAND "dhcp;bootm" 121#define CONFIG_BOOTARGS \ 122 "console=ttyS0,115200n8 " \ 123 "root=/dev/mmcblk0p1 rootwait rootfstype=ext3 ro" 124 125#define CONFIG_CMDLINE_EDITING 126#define CONFIG_VERSION_VARIABLE 127#define CONFIG_TIMESTAMP 128 129#define CONFIG_NET_RETRY_COUNT 10 130 131/* U-Boot memory configuration */ 132#define CONFIG_SYS_MALLOC_LEN (1 << 20) /* 1 MiB */ 133#define CONFIG_SYS_MEMTEST_START 0x87000000 /* physical address */ 134#define CONFIG_SYS_MEMTEST_END 0x88000000 /* test 16MB RAM */ 135 136/* Linux interfacing */ 137#define CONFIG_CMDLINE_TAG 138#define CONFIG_SETUP_MEMORY_TAGS 139#define CONFIG_SYS_BARGSIZE 1024 /* bootarg Size */ 140#define CONFIG_SYS_LOAD_ADDR 0x80700000 /* kernel address */ 141 142#define MTDIDS_DEFAULT "nand0=davinci_nand.0" 143 144#ifdef CONFIG_SYS_NAND_LARGEPAGE 145#define PART_BOOT "2m(bootloader)ro," 146#else 147/* Assume 16K erase blocks; allow a few bad ones. */ 148#define PART_BOOT "512k(bootloader)ro," 149#endif 150 151#define PART_KERNEL "4m(kernel)," /* kernel + initramfs */ 152#define PART_REST "-(filesystem)" 153 154#define MTDPARTS_DEFAULT \ 155 "mtdparts=davinci_nand.0:" PART_BOOT PART_KERNEL PART_REST 156 157#define CONFIG_MAX_RAM_BANK_SIZE (256 << 20) /* 256 MB */ 158 159#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 160#define CONFIG_SYS_INIT_SP_ADDR \ 161 (CONFIG_SYS_SDRAM_BASE + 0x1000 - GENERATED_GBL_DATA_SIZE) 162 163#endif /* __CONFIG_H */ 164