wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 1 | /* |
Wolfgang Denk | 7c803be | 2008-09-16 18:02:19 +0200 | [diff] [blame] | 2 | * (C) Copyright 2000-2008 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * board/config.h - configuration options, board specific |
| 26 | */ |
| 27 | |
| 28 | #ifndef __CONFIG_H |
| 29 | #define __CONFIG_H |
| 30 | |
| 31 | /* |
| 32 | * High Level Configuration Options |
| 33 | * (easy to change) |
| 34 | */ |
| 35 | |
| 36 | #define CONFIG_MPC866 1 /* This is a MPC866 CPU */ |
| 37 | #define CONFIG_TQM866M 1 /* ...on a TQM8xxM module */ |
| 38 | |
wdenk | 66ca92a | 2004-09-28 17:59:53 +0000 | [diff] [blame] | 39 | #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz - PLL input clock */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 40 | #define CONFIG_SYS_8xx_CPUCLK_MIN 15000000 /* 15 MHz - CPU minimum clock */ |
| 41 | #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 /* 133 MHz - CPU maximum clock */ |
wdenk | 66ca92a | 2004-09-28 17:59:53 +0000 | [diff] [blame] | 42 | #define CONFIG_8xx_CPUCLK_DEFAULT 50000000 /* 50 MHz - CPU default clock */ |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 43 | /* (it will be used if there is no */ |
| 44 | /* 'cpuclk' variable with valid value) */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 45 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 46 | #undef CONFIG_SYS_MEASURE_CPUCLK /* Measure real cpu clock */ |
wdenk | 75d1ea7 | 2004-01-31 20:06:54 +0000 | [diff] [blame] | 47 | /* (function measure_gclk() */ |
| 48 | /* will be called) */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 49 | #ifdef CONFIG_SYS_MEASURE_CPUCLK |
| 50 | #define CONFIG_SYS_8XX_XIN 10000000 /* measure_gclk() needs this */ |
wdenk | 75d1ea7 | 2004-01-31 20:06:54 +0000 | [diff] [blame] | 51 | #endif |
| 52 | |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 53 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ |
Wolfgang Denk | 3cb7a48 | 2009-07-28 22:13:52 +0200 | [diff] [blame] | 54 | #define CONFIG_SYS_SMC_RXBUFLEN 128 |
| 55 | #define CONFIG_SYS_MAXIDLE 10 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 56 | #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */ |
| 57 | |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 58 | #define CONFIG_BOOTCOUNT_LIMIT |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 59 | |
| 60 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
| 61 | |
| 62 | #define CONFIG_BOARD_TYPES 1 /* support board types */ |
| 63 | |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 64 | #define CONFIG_PREBOOT "echo;" \ |
Wolfgang Denk | 32bf3d1 | 2008-03-03 12:16:44 +0100 | [diff] [blame] | 65 | "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 66 | "echo" |
| 67 | |
| 68 | #undef CONFIG_BOOTARGS |
| 69 | |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 70 | #define CONFIG_EXTRA_ENV_SETTINGS \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 71 | "netdev=eth0\0" \ |
| 72 | "nfsargs=setenv bootargs root=/dev/nfs rw " \ |
Wolfgang Denk | fe126d8 | 2005-11-20 21:40:11 +0100 | [diff] [blame] | 73 | "nfsroot=${serverip}:${rootpath}\0" \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 74 | "ramargs=setenv bootargs root=/dev/ram rw\0" \ |
Wolfgang Denk | fe126d8 | 2005-11-20 21:40:11 +0100 | [diff] [blame] | 75 | "addip=setenv bootargs ${bootargs} " \ |
| 76 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ |
| 77 | ":${hostname}:${netdev}:off panic=1\0" \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 78 | "flash_nfs=run nfsargs addip;" \ |
Wolfgang Denk | fe126d8 | 2005-11-20 21:40:11 +0100 | [diff] [blame] | 79 | "bootm ${kernel_addr}\0" \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 80 | "flash_self=run ramargs addip;" \ |
Wolfgang Denk | fe126d8 | 2005-11-20 21:40:11 +0100 | [diff] [blame] | 81 | "bootm ${kernel_addr} ${ramdisk_addr}\0" \ |
| 82 | "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 83 | "rootpath=/opt/eldk/ppc_8xx\0" \ |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 84 | "hostname=TQM866M\0" \ |
| 85 | "bootfile=TQM866M/uImage\0" \ |
Martin Krause | 9ef57bb | 2007-09-26 17:55:55 +0200 | [diff] [blame] | 86 | "fdt_addr=400C0000\0" \ |
| 87 | "kernel_addr=40100000\0" \ |
Wolfgang Denk | eb6da80 | 2007-09-16 02:39:35 +0200 | [diff] [blame] | 88 | "ramdisk_addr=40280000\0" \ |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 89 | "u-boot=TQM866M/u-image.bin\0" \ |
Martin Krause | 9ef57bb | 2007-09-26 17:55:55 +0200 | [diff] [blame] | 90 | "load=tftp 200000 ${u-boot}\0" \ |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 91 | "update=prot off 40000000 +${filesize};" \ |
| 92 | "era 40000000 +${filesize};" \ |
Martin Krause | 9ef57bb | 2007-09-26 17:55:55 +0200 | [diff] [blame] | 93 | "cp.b 200000 40000000 ${filesize};" \ |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 94 | "sete filesize;save\0" \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 95 | "" |
| 96 | #define CONFIG_BOOTCOMMAND "run flash_self" |
| 97 | |
| 98 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 99 | #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 100 | |
| 101 | #undef CONFIG_WATCHDOG /* watchdog disabled */ |
| 102 | |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 103 | #define CONFIG_STATUS_LED 1 /* Status LED enabled */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 104 | |
| 105 | #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */ |
| 106 | |
| 107 | /* enable I2C and select the hardware/software driver */ |
| 108 | #undef CONFIG_HARD_I2C /* I2C with hardware support */ |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 109 | #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 110 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 111 | #define CONFIG_SYS_I2C_SPEED 93000 /* 93 kHz is supposed to work */ |
| 112 | #define CONFIG_SYS_I2C_SLAVE 0xFE |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 113 | |
| 114 | #ifdef CONFIG_SOFT_I2C |
| 115 | /* |
| 116 | * Software (bit-bang) I2C driver configuration |
| 117 | */ |
| 118 | #define PB_SCL 0x00000020 /* PB 26 */ |
| 119 | #define PB_SDA 0x00000010 /* PB 27 */ |
| 120 | |
| 121 | #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL) |
| 122 | #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA) |
| 123 | #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA) |
| 124 | #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0) |
| 125 | #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \ |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 126 | else immr->im_cpm.cp_pbdat &= ~PB_SDA |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 127 | #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \ |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 128 | else immr->im_cpm.cp_pbdat &= ~PB_SCL |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 129 | #define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */ |
| 130 | #endif /* CONFIG_SOFT_I2C */ |
| 131 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 132 | #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM AT24C256 */ |
| 133 | #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* two byte address */ |
| 134 | #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 |
| 135 | #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 136 | |
Jon Loeliger | 37d4bb7 | 2007-07-09 21:38:02 -0500 | [diff] [blame] | 137 | /* |
| 138 | * BOOTP options |
| 139 | */ |
| 140 | #define CONFIG_BOOTP_SUBNETMASK |
| 141 | #define CONFIG_BOOTP_GATEWAY |
| 142 | #define CONFIG_BOOTP_HOSTNAME |
| 143 | #define CONFIG_BOOTP_BOOTPATH |
| 144 | #define CONFIG_BOOTP_BOOTFILESIZE |
| 145 | |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 146 | |
| 147 | #define CONFIG_MAC_PARTITION |
| 148 | #define CONFIG_DOS_PARTITION |
| 149 | |
wdenk | a6cccae | 2004-02-06 21:48:22 +0000 | [diff] [blame] | 150 | #undef CONFIG_RTC_MPC8xx /* MPC866 does not support RTC */ |
| 151 | |
| 152 | #define CONFIG_TIMESTAMP /* but print image timestmps */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 153 | |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 154 | |
Jon Loeliger | 2694690 | 2007-07-04 22:30:50 -0500 | [diff] [blame] | 155 | /* |
| 156 | * Command line configuration. |
| 157 | */ |
| 158 | #include <config_cmd_default.h> |
| 159 | |
| 160 | #define CONFIG_CMD_ASKENV |
| 161 | #define CONFIG_CMD_DHCP |
| 162 | #define CONFIG_CMD_EEPROM |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 163 | #define CONFIG_CMD_ELF |
Wolfgang Denk | 9a63b7f | 2009-02-21 21:51:21 +0100 | [diff] [blame] | 164 | #define CONFIG_CMD_EXT2 |
Jon Loeliger | 2694690 | 2007-07-04 22:30:50 -0500 | [diff] [blame] | 165 | #define CONFIG_CMD_IDE |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 166 | #define CONFIG_CMD_JFFS2 |
Jon Loeliger | 2694690 | 2007-07-04 22:30:50 -0500 | [diff] [blame] | 167 | #define CONFIG_CMD_NFS |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 168 | #define CONFIG_CMD_SNTP |
| 169 | |
| 170 | |
| 171 | #define CONFIG_NETCONSOLE |
Jon Loeliger | 2694690 | 2007-07-04 22:30:50 -0500 | [diff] [blame] | 172 | |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 173 | |
| 174 | /* |
| 175 | * Miscellaneous configurable options |
| 176 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 177 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
| 178 | #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 179 | |
Wolfgang Denk | 2751a95 | 2006-10-28 02:29:14 +0200 | [diff] [blame] | 180 | #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 181 | #define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */ |
| 182 | #ifdef CONFIG_SYS_HUSH_PARSER |
| 183 | #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 184 | #endif |
| 185 | |
Jon Loeliger | 2694690 | 2007-07-04 22:30:50 -0500 | [diff] [blame] | 186 | #if defined(CONFIG_CMD_KGDB) |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 187 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 188 | #else |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 189 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 190 | #endif |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 191 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
| 192 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ |
| 193 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 194 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 195 | #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ |
| 196 | #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 197 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 198 | #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 199 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 200 | #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 201 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 202 | #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 203 | |
| 204 | /* |
| 205 | * Low Level Configuration Settings |
| 206 | * (address mappings, register initial values, etc.) |
| 207 | * You should know what you are doing if you make changes here. |
| 208 | */ |
| 209 | /*----------------------------------------------------------------------- |
| 210 | * Internal Memory Mapped Register |
| 211 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 212 | #define CONFIG_SYS_IMMR 0xFFF00000 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 213 | |
| 214 | /*----------------------------------------------------------------------- |
| 215 | * Definitions for initial stack pointer and data area (in DPRAM) |
| 216 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 217 | #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
| 218 | #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ |
| 219 | #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ |
| 220 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) |
| 221 | #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 222 | |
| 223 | /*----------------------------------------------------------------------- |
| 224 | * Start addresses for the final memory configuration |
| 225 | * (Set up by the startup code) |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 226 | * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 227 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 228 | #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
| 229 | #define CONFIG_SYS_FLASH_BASE 0x40000000 |
| 230 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ |
| 231 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE |
| 232 | #define CONFIG_SYS_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 233 | |
| 234 | /* |
| 235 | * For booting Linux, the board info and command line data |
| 236 | * have to be in the first 8 MB of memory, since this is |
| 237 | * the maximum mapped by the Linux kernel during initialization. |
| 238 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 239 | #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 240 | |
| 241 | /*----------------------------------------------------------------------- |
| 242 | * FLASH organization |
| 243 | */ |
Martin Krause | e318d9e | 2007-09-27 11:10:08 +0200 | [diff] [blame] | 244 | /* use CFI flash driver */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 245 | #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */ |
Jean-Christophe PLAGNIOL-VILLARD | 00b1883 | 2008-08-13 01:40:42 +0200 | [diff] [blame] | 246 | #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 247 | #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } |
| 248 | #define CONFIG_SYS_FLASH_EMPTY_INFO |
| 249 | #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 |
| 250 | #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
| 251 | #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 252 | |
Jean-Christophe PLAGNIOL-VILLARD | 5a1aceb | 2008-09-10 22:48:04 +0200 | [diff] [blame] | 253 | #define CONFIG_ENV_IS_IN_FLASH 1 |
Jean-Christophe PLAGNIOL-VILLARD | 0e8d158 | 2008-09-10 22:48:06 +0200 | [diff] [blame] | 254 | #define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */ |
| 255 | #define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */ |
| 256 | #define CONFIG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 257 | |
| 258 | /* Address and size of Redundant Environment Sector */ |
Jean-Christophe PLAGNIOL-VILLARD | 0e8d158 | 2008-09-10 22:48:06 +0200 | [diff] [blame] | 259 | #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE) |
| 260 | #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 261 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 262 | #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */ |
Wolfgang Denk | 67c3103 | 2007-09-16 17:10:04 +0200 | [diff] [blame] | 263 | |
Wolfgang Denk | 7c803be | 2008-09-16 18:02:19 +0200 | [diff] [blame] | 264 | #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */ |
| 265 | |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 266 | /*----------------------------------------------------------------------- |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 267 | * Dynamic MTD partition support |
| 268 | */ |
Stefan Roese | 68d7d65 | 2009-03-19 13:30:36 +0100 | [diff] [blame] | 269 | #define CONFIG_CMD_MTDPARTS |
Stefan Roese | 942556a | 2009-05-12 14:32:58 +0200 | [diff] [blame] | 270 | #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ |
| 271 | #define CONFIG_FLASH_CFI_MTD |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 272 | #define MTDIDS_DEFAULT "nor0=TQM8xxM-0" |
| 273 | |
| 274 | #define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \ |
| 275 | "128k(dtb)," \ |
| 276 | "1920k(kernel)," \ |
| 277 | "5632(rootfs)," \ |
Wolfgang Denk | cd82919 | 2008-08-12 16:08:38 +0200 | [diff] [blame] | 278 | "4m(data)" |
Wolfgang Denk | 29f8f58 | 2008-08-09 23:17:32 +0200 | [diff] [blame] | 279 | |
| 280 | /*----------------------------------------------------------------------- |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 281 | * Hardware Information Block |
| 282 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 283 | #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */ |
| 284 | #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */ |
| 285 | #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 286 | |
| 287 | /*----------------------------------------------------------------------- |
| 288 | * Cache Configuration |
| 289 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 290 | #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
Jon Loeliger | 2694690 | 2007-07-04 22:30:50 -0500 | [diff] [blame] | 291 | #if defined(CONFIG_CMD_KGDB) |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 292 | #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 293 | #endif |
| 294 | |
| 295 | /*----------------------------------------------------------------------- |
| 296 | * SYPCR - System Protection Control 11-9 |
| 297 | * SYPCR can only be written once after reset! |
| 298 | *----------------------------------------------------------------------- |
| 299 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze |
| 300 | */ |
| 301 | #if defined(CONFIG_WATCHDOG) |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 302 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 303 | SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) |
| 304 | #else |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 305 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 306 | #endif |
| 307 | |
| 308 | /*----------------------------------------------------------------------- |
| 309 | * SIUMCR - SIU Module Configuration 11-6 |
| 310 | *----------------------------------------------------------------------- |
| 311 | * PCMCIA config., multi-function pin tri-state |
| 312 | */ |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 313 | #ifndef CONFIG_CAN_DRIVER |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 314 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 315 | #else /* we must activate GPL5 in the SIUMCR for CAN */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 316 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 317 | #endif /* CONFIG_CAN_DRIVER */ |
| 318 | |
| 319 | /*----------------------------------------------------------------------- |
| 320 | * TBSCR - Time Base Status and Control 11-26 |
| 321 | *----------------------------------------------------------------------- |
| 322 | * Clear Reference Interrupt Status, Timebase freezing enabled |
| 323 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 324 | #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 325 | |
| 326 | /*----------------------------------------------------------------------- |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 327 | * PISCR - Periodic Interrupt Status and Control 11-31 |
| 328 | *----------------------------------------------------------------------- |
| 329 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled |
| 330 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 331 | #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 332 | |
| 333 | /*----------------------------------------------------------------------- |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 334 | * SCCR - System Clock and reset Control Register 15-27 |
| 335 | *----------------------------------------------------------------------- |
| 336 | * Set clock output, timebase and RTC source and divider, |
| 337 | * power management and some other internal clocks |
| 338 | */ |
| 339 | #define SCCR_MASK SCCR_EBDF11 |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 340 | #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 341 | SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ |
| 342 | SCCR_DFALCD00) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 343 | |
| 344 | /*----------------------------------------------------------------------- |
| 345 | * PCMCIA stuff |
| 346 | *----------------------------------------------------------------------- |
| 347 | * |
| 348 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 349 | #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000) |
| 350 | #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 ) |
| 351 | #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000) |
| 352 | #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 ) |
| 353 | #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000) |
| 354 | #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 ) |
| 355 | #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000) |
| 356 | #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 ) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 357 | |
| 358 | /*----------------------------------------------------------------------- |
| 359 | * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter) |
| 360 | *----------------------------------------------------------------------- |
| 361 | */ |
| 362 | |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 363 | #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 364 | |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 365 | #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ |
| 366 | #undef CONFIG_IDE_LED /* LED for ide not supported */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 367 | #undef CONFIG_IDE_RESET /* reset for ide not supported */ |
| 368 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 369 | #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */ |
| 370 | #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 371 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 372 | #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 373 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 374 | #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 375 | |
| 376 | /* Offset for data I/O */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 377 | #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 378 | |
| 379 | /* Offset for normal register accesses */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 380 | #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 381 | |
| 382 | /* Offset for alternate registers */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 383 | #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 384 | |
| 385 | /*----------------------------------------------------------------------- |
| 386 | * |
| 387 | *----------------------------------------------------------------------- |
| 388 | * |
| 389 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 390 | #define CONFIG_SYS_DER 0 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 391 | |
| 392 | /* |
| 393 | * Init Memory Controller: |
| 394 | * |
| 395 | * BR0/1 and OR0/1 (FLASH) |
| 396 | */ |
| 397 | |
| 398 | #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */ |
| 399 | #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */ |
| 400 | |
| 401 | /* used to re-map FLASH both when starting from SRAM or FLASH: |
| 402 | * restrict access enough to keep SRAM working (if any) |
| 403 | * but not too much to meddle with FLASH accesses |
| 404 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 405 | #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */ |
| 406 | #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 407 | |
| 408 | /* |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 409 | * FLASH timing: Default value of OR0 after reset |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 410 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 411 | #define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_MSK | OR_BI | \ |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 412 | OR_SCY_15_CLK | OR_TRLX) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 413 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 414 | #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
| 415 | #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
| 416 | #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V ) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 417 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 418 | #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP |
| 419 | #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM |
| 420 | #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V ) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 421 | |
| 422 | /* |
| 423 | * BR2/3 and OR2/3 (SDRAM) |
| 424 | * |
| 425 | */ |
| 426 | #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */ |
| 427 | #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */ |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 428 | #define SDRAM_MAX_SIZE (256 << 20) /* max 256 MB per bank */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 429 | |
| 430 | /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 431 | #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 432 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 433 | #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM ) |
| 434 | #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 435 | |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 436 | #ifndef CONFIG_CAN_DRIVER |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 437 | #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM |
| 438 | #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 439 | #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 440 | #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */ |
| 441 | #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */ |
| 442 | #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI) |
| 443 | #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 444 | BR_PS_8 | BR_MS_UPMB | BR_V ) |
| 445 | #endif /* CONFIG_CAN_DRIVER */ |
| 446 | |
| 447 | /* |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 448 | * 4096 Rows from SDRAM example configuration |
| 449 | * 1000 factor s -> ms |
| 450 | * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration |
| 451 | * 4 Number of refresh cycles per period |
| 452 | * 64 Refresh cycle in ms per number of rows |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 453 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 454 | #define CONFIG_SYS_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64)) |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 455 | |
| 456 | /* |
Martin Krause | d43e489 | 2007-09-27 14:54:36 +0200 | [diff] [blame] | 457 | * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad) |
| 458 | * |
| 459 | * CPUclock(MHz) * 31.2 |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 460 | * CONFIG_SYS_MAMR_PTA = ----------------------------------- with DFBRG = 0 |
Martin Krause | d43e489 | 2007-09-27 14:54:36 +0200 | [diff] [blame] | 461 | * 2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16 |
| 462 | * |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 463 | * CPU clock = 15 MHz: CONFIG_SYS_MAMR_PTA = 29 -> 4 * 7.73 us |
| 464 | * CPU clock = 50 MHz: CONFIG_SYS_MAMR_PTA = 97 -> 4 * 7.76 us |
| 465 | * CPU clock = 66 MHz: CONFIG_SYS_MAMR_PTA = 128 -> 4 * 7.75 us |
| 466 | * CPU clock = 133 MHz: CONFIG_SYS_MAMR_PTA = 255 -> 4 * 7.67 us |
Martin Krause | d43e489 | 2007-09-27 14:54:36 +0200 | [diff] [blame] | 467 | * |
| 468 | * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will |
| 469 | * be met also in the default configuration, i.e. if environment variable |
| 470 | * 'cpuclk' is not set. |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 471 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 472 | #define CONFIG_SYS_MAMR_PTA 97 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 473 | |
| 474 | /* |
Martin Krause | d43e489 | 2007-09-27 14:54:36 +0200 | [diff] [blame] | 475 | * Memory Periodic Timer Prescaler Register (MPTPR) values. |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 476 | */ |
Martin Krause | d43e489 | 2007-09-27 14:54:36 +0200 | [diff] [blame] | 477 | /* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 478 | #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 |
Martin Krause | d43e489 | 2007-09-27 14:54:36 +0200 | [diff] [blame] | 479 | /* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 480 | #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 481 | |
| 482 | /* |
| 483 | * MAMR settings for SDRAM |
| 484 | */ |
| 485 | |
| 486 | /* 8 column SDRAM */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 487 | #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 488 | MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ |
| 489 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) |
| 490 | /* 9 column SDRAM */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 491 | #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 492 | MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ |
| 493 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 494 | /* 10 column SDRAM */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 495 | #define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 496 | MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9 | \ |
| 497 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 498 | |
| 499 | /* |
| 500 | * Internal Definitions |
| 501 | * |
| 502 | * Boot Flags |
| 503 | */ |
wdenk | c178d3d | 2004-01-24 20:25:54 +0000 | [diff] [blame] | 504 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ |
wdenk | d4ca31c | 2004-01-02 14:00:00 +0000 | [diff] [blame] | 505 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ |
| 506 | |
| 507 | #define CONFIG_SCC1_ENET |
| 508 | #define CONFIG_FEC_ENET |
| 509 | #define CONFIG_ETHPRIME "SCC ETHERNET" |
| 510 | |
| 511 | #endif /* __CONFIG_H */ |