1 /* 2 * (C) Copyright 2008 Magnus Lilja <lilja.magnus@gmail.com> 3 * 4 * (C) Copyright 2004 5 * Texas Instruments. 6 * Richard Woodruff <r-woodruff2@ti.com> 7 * Kshitij Gupta <kshitij@ti.com> 8 * 9 * Configuration settings for the Freescale i.MX31 PDK board. 10 * 11 * See file CREDITS for list of people who contributed to this 12 * project. 13 * 14 * This program is free software; you can redistribute it and/or 15 * modify it under the terms of the GNU General Public License as 16 * published by the Free Software Foundation; either version 2 of 17 * the License, or (at your option) any later version. 18 * 19 * This program is distributed in the hope that it will be useful, 20 * but WITHOUT ANY WARRANTY; without even the implied warranty of 21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 22 * GNU General Public License for more details. 23 * 24 * You should have received a copy of the GNU General Public License 25 * along with this program; if not, write to the Free Software 26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 27 * MA 02111-1307 USA 28 */ 29 30 #ifndef __CONFIG_H 31 #define __CONFIG_H 32 33 /* High Level Configuration Options */ 34 #define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */ 35 #define CONFIG_MX31 1 /* in a mx31 */ 36 #define CONFIG_MX31_HCLK_FREQ 26000000 37 #define CONFIG_MX31_CLK32 32768 38 39 #define CONFIG_DISPLAY_CPUINFO 40 #define CONFIG_DISPLAY_BOARDINFO 41 42 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 43 #define CONFIG_SETUP_MEMORY_TAGS 1 44 #define CONFIG_INITRD_TAG 1 45 46 /* No support for NAND boot for i.MX31 PDK yet, so we rely on some other 47 * program to initialize the SDRAM. 48 */ 49 #define CONFIG_SKIP_LOWLEVEL_INIT 50 51 /* 52 * Size of malloc() pool 53 */ 54 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024) 55 /* Bytes reserved for initial data */ 56 #define CONFIG_SYS_GBL_DATA_SIZE 128 57 58 /* 59 * Hardware drivers 60 */ 61 62 #define CONFIG_MXC_UART 1 63 #define CONFIG_SYS_MX31_UART1 1 64 65 #define CONFIG_HARD_SPI 1 66 #define CONFIG_MXC_SPI 1 67 #define CONFIG_DEFAULT_SPI_BUS 1 68 #define CONFIG_DEFAULT_SPI_MODE (SPI_MODE_2 | SPI_CS_HIGH) 69 70 #define CONFIG_RTC_MC13783 1 71 72 /* MC13783 connected to CSPI2 and SS2 */ 73 #define CONFIG_MC13783_SPI_BUS 1 74 #define CONFIG_MC13783_SPI_CS 2 75 76 /* allow to overwrite serial and ethaddr */ 77 #define CONFIG_ENV_OVERWRITE 78 #define CONFIG_CONS_INDEX 1 79 #define CONFIG_BAUDRATE 115200 80 #define CONFIG_SYS_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200} 81 82 /*********************************************************** 83 * Command definition 84 ***********************************************************/ 85 86 #include <config_cmd_default.h> 87 88 #define CONFIG_CMD_MII 89 #define CONFIG_CMD_PING 90 #define CONFIG_CMD_SPI 91 #define CONFIG_CMD_DATE 92 93 /* 94 * Disabled due to compilation errors in cmd_bootm.c (IMLS seems to require 95 * that CFG_NO_FLASH is undefined). 96 */ 97 #undef CONFIG_CMD_IMLS 98 99 #define CONFIG_BOOTDELAY 3 100 101 #define CONFIG_EXTRA_ENV_SETTINGS \ 102 "bootargs_base=setenv bootargs console=ttymxc0,115200\0" \ 103 "bootargs_nfs=setenv bootargs $(bootargs) root=/dev/nfs " \ 104 "ip=dhcp nfsroot=$(serverip):$(nfsrootfs),v3,tcp\0" \ 105 "bootcmd=run bootcmd_net\0" \ 106 "bootcmd_net=run bootargs_base bootargs_mtd bootargs_nfs; " \ 107 "tftpboot 0x81000000 uImage-mx31; bootm\0" 108 109 #define CONFIG_DRIVER_SMC911X 1 110 #define CONFIG_DRIVER_SMC911X_BASE 0xB6000000 111 #define CONFIG_DRIVER_SMC911X_32_BIT 1 112 113 /* 114 * Miscellaneous configurable options 115 */ 116 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 117 #define CONFIG_SYS_PROMPT "uboot> " 118 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 119 /* Print Buffer Size */ 120 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 121 sizeof(CONFIG_SYS_PROMPT)+16) 122 /* max number of command args */ 123 #define CONFIG_SYS_MAXARGS 16 124 /* Boot Argument Buffer Size */ 125 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 126 127 /* memtest works on */ 128 #define CONFIG_SYS_MEMTEST_START 0x80000000 129 #define CONFIG_SYS_MEMTEST_END 0x10000 130 131 /* default load address */ 132 #define CONFIG_SYS_LOAD_ADDR 0x81000000 133 134 #define CONFIG_SYS_HZ 1000 135 136 #define CONFIG_CMDLINE_EDITING 1 137 138 /*----------------------------------------------------------------------- 139 * Stack sizes 140 * 141 * The stack sizes are set up in start.S using the settings below 142 */ 143 #define CONFIG_STACKSIZE (128 * 1024) /* regular stack */ 144 145 /*----------------------------------------------------------------------- 146 * Physical Memory Map 147 */ 148 #define CONFIG_NR_DRAM_BANKS 1 149 #define PHYS_SDRAM_1 CSD0_BASE 150 #define PHYS_SDRAM_1_SIZE (128 * 1024 * 1024) 151 152 /*----------------------------------------------------------------------- 153 * FLASH and environment organization 154 */ 155 /* No NOR flash present */ 156 #define CONFIG_SYS_NO_FLASH 1 157 158 #define CONFIG_ENV_IS_NOWHERE 1 159 160 #define CONFIG_ENV_SIZE (128 * 1024) 161 162 #endif /* __CONFIG_H */ 163