1Freescale MCF54455EVB ColdFire Development Board 2================================================ 3 4TsiChung Liew(Tsi-Chung.Liew@freescale.com) 5Created 4/08/07 6=========================================== 7 8 9Changed files: 10============== 11 12- board/freescale/m54455evb/m54455evb.c Dram setup, IDE pre init, and PCI init 13- board/freescale/m54455evb/flash.c Atmel and INTEL flash support 14- board/freescale/m54455evb/Makefile Makefile 15- board/freescale/m54455evb/config.mk config make 16- board/freescale/m54455evb/u-boot.lds Linker description 17 18- common/cmd_bdinfo.c Clock frequencies output 19- common/cmd_mii.c mii support 20 21- arch/m68k/cpu/mcf5445x/cpu.c cpu specific code 22- arch/m68k/cpu/mcf5445x/cpu_init.c Flexbus ChipSelect, Mux pins setup, icache and RTC extra regs 23- arch/m68k/cpu/mcf5445x/interrupts.c cpu specific interrupt support 24- arch/m68k/cpu/mcf5445x/speed.c system, pci, flexbus, and cpu clock 25- arch/m68k/cpu/mcf5445x/Makefile Makefile 26- arch/m68k/cpu/mcf5445x/config.mk config make 27- arch/m68k/cpu/mcf5445x/start.S start up assembly code 28 29- doc/README.m54455evb This readme file 30 31- drivers/net/mcffec.c ColdFire common FEC driver 32- drivers/serial/mcfuart.c ColdFire common UART driver 33 34- include/asm-m68k/bitops.h Bit operation function export 35- include/asm-m68k/byteorder.h Byte order functions 36- include/asm-m68k/fec.h FEC structure and definition 37- include/asm-m68k/fsl_i2c.h I2C structure and definition 38- include/asm-m68k/global_data.h Global data structure 39- include/asm-m68k/immap.h ColdFire specific header file and driver macros 40- include/asm-m68k/immap_5445x.h mcf5445x specific header file 41- include/asm-m68k/io.h io functions 42- include/asm-m68k/m5445x.h mcf5445x specific header file 43- include/asm-m68k/posix_types.h Posix 44- include/asm-m68k/processor.h header file 45- include/asm-m68k/ptrace.h Exception structure 46- include/asm-m68k/rtc.h Realtime clock header file 47- include/asm-m68k/string.h String function export 48- include/asm-m68k/timer.h Timer structure and definition 49- include/asm-m68k/types.h Data types definition 50- include/asm-m68k/uart.h Uart structure and definition 51- include/asm-m68k/u-boot.h U-Boot structure 52 53- include/configs/M54455EVB.h Board specific configuration file 54 55- arch/m68k/lib/board.c board init function 56- arch/m68k/lib/cache.c 57- arch/m68k/lib/interrupts Coldfire common interrupt functions 58- arch/m68k/lib/m68k_linux.c 59- arch/m68k/lib/time.c Timer functions (Dma timer and PIT) 60- arch/m68k/lib/traps.c Exception init code 61 62- rtc/mcfrtc.c Realtime clock Driver 63 641 MCF5445x specific Options/Settings 65==================================== 661.1 pre-loader is no longer suppoer in thie coldfire family 67 681.2 Configuration settings for M54455EVB Development Board 69CONFIG_MCF5445x -- define for all MCF5445x CPUs 70CONFIG_M54455 -- define for all Freescale MCF54455 CPUs 71CONFIG_M54455EVB -- define for M54455EVB board 72 73CONFIG_MCFUART -- define to use common CF Uart driver 74CONFIG_SYS_UART_PORT -- define UART port number, start with 0, 1 and 2 75CONFIG_BAUDRATE -- define UART baudrate 76 77CONFIG_MCFRTC -- define to use common CF RTC driver 78CONFIG_SYS_MCFRTC_BASE -- provide base address for RTC in immap.h 79CONFIG_SYS_RTC_OSCILLATOR -- define RTC clock frequency 80RTC_DEBUG -- define to show RTC debug message 81CONFIG_CMD_DATE -- enable to use date feature in U-Boot 82 83CONFIG_MCFFEC -- define to use common CF FEC driver 84CONFIG_MII -- enable to use MII driver 85CONFIG_CF_DOMII -- enable to use MII feature in cmd_mii.c 86CONFIG_SYS_DISCOVER_PHY -- enable PHY discovery 87CONFIG_SYS_RX_ETH_BUFFER -- Set FEC Receive buffer 88CONFIG_SYS_FAULT_ECHO_LINK_DOWN-- 89CONFIG_SYS_FEC0_PINMUX -- Set FEC0 Pin configuration 90CONFIG_SYS_FEC1_PINMUX -- Set FEC1 Pin configuration 91CONFIG_SYS_FEC0_MIIBASE -- Set FEC0 MII base register 92CONFIG_SYS_FEC1_MIIBASE -- Set FEC0 MII base register 93MCFFEC_TOUT_LOOP -- set FEC timeout loop 94CONFIG_HAS_ETH1 -- define to enable second FEC in U-Boot 95 96CONFIG_ISO_PARTITION -- enable ISO read/write 97CONFIG_DOS_PARTITION -- enable DOS read/write 98CONFIG_IDE_RESET -- define ide_reset() 99CONFIG_IDE_PREINIT -- define ide_preinit() 100CONFIG_ATAPI -- define ATAPI support 101CONFIG_LBA48 -- define LBA48 (larger than 120GB) support 102CONFIG_SYS_IDE_MAXBUS -- define max channel 103CONFIG_SYS_IDE_MAXDEVICE -- define max devices per channel 104CONFIG_SYS_ATA_BASE_ADDR -- define ATA base address 105CONFIG_SYS_ATA_IDE0_OFFSET -- define ATA IDE0 offset 106CONFIG_SYS_ATA_DATA_OFFSET -- define ATA data IO 107CONFIG_SYS_ATA_REG_OFFSET -- define for normal register accesses 108CONFIG_SYS_ATA_ALT_OFFSET -- define for alternate registers 109CONFIG_SYS_ATA_STRIDE -- define for Interval between registers 110_IO_BASE -- define for IO base address 111 112CONFIG_MCFTMR -- define to use DMA timer 113CONFIG_MCFPIT -- define to use PIT timer 114 115CONFIG_SYS_FSL_I2C -- define to use FSL common I2C driver 116CONFIG_SYS_I2C_SOFT -- define for I2C bit-banged 117CONFIG_SYS_I2C_SPEED -- define for I2C speed 118CONFIG_SYS_I2C_SLAVE -- define for I2C slave address 119CONFIG_SYS_I2C_OFFSET -- define for I2C base address offset 120CONFIG_SYS_IMMR -- define for MBAR offset 121 122CONFIG_PCI -- define for PCI support 123CONFIG_PCI_PNP -- define for Plug n play support 124CONFIG_SYS_PCI_MEM_BUS -- PCI memory logical offset 125CONFIG_SYS_PCI_MEM_PHYS -- PCI memory physical offset 126CONFIG_SYS_PCI_MEM_SIZE -- PCI memory size 127CONFIG_SYS_PCI_IO_BUS -- PCI IO logical offset 128CONFIG_SYS_PCI_IO_PHYS -- PCI IO physical offset 129CONFIG_SYS_PCI_IO_SIZE -- PCI IO size 130CONFIG_SYS_PCI_CFG_BUS -- PCI Configuration logical offset 131CONFIG_SYS_PCI_CFG_PHYS -- PCI Configuration physical offset 132CONFIG_SYS_PCI_CFG_SIZE -- PCI Configuration size 133 134CONFIG_EXTRA_CLOCK -- Enable extra clock such as vco, flexbus, pci, etc 135 136CONFIG_SYS_MBAR -- define MBAR offset 137 138CONFIG_SYS_ATMEL_BOOT -- To determine the U-Boot is booted from Atmel or Intel 139 140CONFIG_MONITOR_IS_IN_RAM -- Not support 141 142CONFIG_SYS_INIT_RAM_ADDR -- defines the base address of the MCF54455 internal SRAM 143 144CONFIG_SYS_CSn_BASE -- defines the Chip Select Base register 145CONFIG_SYS_CSn_MASK -- defines the Chip Select Mask register 146CONFIG_SYS_CSn_CTRL -- defines the Chip Select Control register 147 148CONFIG_SYS_ATMEL_BASE -- defines the Atmel Flash base 149CONFIG_SYS_INTEL_BASE -- defines the Intel Flash base 150 151CONFIG_SYS_SDRAM_BASE -- defines the DRAM Base 152CONFIG_SYS_SDRAM_BASE1 -- defines the DRAM Base 1 153 1542. MEMORY MAP UNDER U-BOOT AND LINUX KERNEL 155=========================================== 1562.1. System memory map: 157 Flash: 0x00000000-0x3FFFFFFF (1024MB) 158 DDR: 0x40000000-0x7FFFFFFF (1024MB) 159 SRAM: 0x80000000-0x8FFFFFFF (256MB) 160 ATA: 0x90000000-0x9FFFFFFF (256MB) 161 PCI: 0xA0000000-0xBFFFFFFF (512MB) 162 FlexBus: 0xC0000000-0xDFFFFFFF (512MB) 163 IP: 0xF0000000-0xFFFFFFFF (256MB) 164 1652.2. For the initial bringup, we adopted a consistent memory scheme between U-Boot and 166 linux kernel, you can customize it based on your system requirements: 167 Atmel boot: 168 Flash0: 0x00000000-0x0007FFFF (512KB) 169 Flash1: 0x04000000-0x05FFFFFF (32MB) 170 Intel boot: 171 Flash0: 0x00000000-0x01FFFFFF (32MB) 172 Flash1: 0x04000000-0x0407FFFF (512KB) 173 174 CPLD: 0x08000000-0x08FFFFFF (16MB) 175 FPGA: 0x09000000-0x09FFFFFF (16MB) 176 DDR: 0x40000000-0x4FFFFFFF (256MB) 177 SRAM: 0x80000000-0x80007FFF (32KB) 178 IP: 0xFC000000-0xFC0FFFFF (64KB) 179 1803. SWITCH SETTINGS 181================== 1823.1 SW1 Pin3: 0 - Boot from Atmel or 1 - INTEL 183 SW1 Pin4: 0 - ULPI chip not in reset state or 1 - ULPI chip in reset state 184 SW1 Pin5: 0 - Full ATA Bus enabled, FEC Phy1 powered down 185 1 - Upper 8 bits ATA data bus disabled, FEC PHY1 active 186 SW1 Pin6: 0 - FEC Phy0 active or 1 - FEC Phy0 powered down 187 SW1 Pin3: 0 - Boot from Atmel or 1 - INTEL 188 1894. COMPILATION 190============== 1914.1 To create U-Boot the gcc-4.1-32 compiler set (ColdFire ELF version) 192from codesourcery.com was used. Download it from: 193http://www.codesourcery.com/gnu_toolchains/coldfire/download.html 194 1954.2 Compilation 196 export CROSS_COMPILE=cross-compile-prefix 197 cd u-boot-1.x.x 198 make distclean 199 make M54455EVB_config, or - default to atmel 33Mhz input clock 200 make M54455EVB_atmel_config, or - default to atmel 33Mhz input clock 201 make M54455EVB_a33_config, or - default to atmel 33Mhz input clock 202 make M54455EVB_a66_config, or - default to atmel 66Mhz input clock 203 make M54455EVB_intel_config, or - default to intel 33Mhz input clock 204 make M54455EVB_i33_config, or - default to intel 33Mhz input clock 205 make M54455EVB_i66_config, or - default to intel 66Mhz input clock 206 make 207 2085. SCREEN DUMP 209============== 2105.1 M54455EVB Development board 211 Boot from Atmel (NOTE: May not show exactly the same) 212 213U-Boot 1.2.0-g98c80b46-dirty (Jul 26 2007 - 12:44:08) 214 215CPU: Freescale MCF54455 (Mask:48 Version:1) 216 CPU CLK 266 Mhz BUS CLK 133 Mhz FLB CLK 66 Mhz 217 PCI CLK 33 Mhz INP CLK 33 Mhz VCO CLK 533 Mhz 218Board: Freescale M54455 EVB 219I2C: ready 220DRAM: 256 MB 221FLASH: 16.5 MB 222In: serial 223Out: serial 224Err: serial 225Net: FEC0, FEC1 226IDE: Bus 0: not available 227-> print 228bootargs=root=/dev/ram rw 229bootdelay=1 230baudrate=115200 231ethaddr=00:e0:0c:bc:e5:60 232eth1addr=00:e0:0c:bc:e5:61 233hostname=M54455EVB 234netdev=eth0 235inpclk=33333333 236loadaddr=40010000 237load=tftp ${loadaddr) ${u-boot} 238upd=run load; run prog 239prog=prot off 0 2ffff;era 0 2ffff;cp.b ${loadaddr} 0 ${filesize};save 240ethact=FEC0 241mtdids=nor0=M54455EVB-1 242mtdparts=M54455EVB-1:16m(user) 243u-boot=u-boot54455.bin 244filesize=292b4 245fileaddr=40010000 246gatewayip=192.168.1.1 247netmask=255.255.255.0 248ipaddr=192.168.1.3 249serverip=192.168.1.2 250stdin=serial 251stdout=serial 252stderr=serial 253mem=261632k 254 255Environment size: 563/8188 bytes 256-> bdinfo 257memstart = 0x40000000 258memsize = 0x10000000 259flashstart = 0x00000000 260flashsize = 0x01080000 261flashoffset = 0x00000000 262sramstart = 0x80000000 263sramsize = 0x00008000 264mbar = 0xFC000000 265busfreq = 133.333 MHz 266pcifreq = 33.333 MHz 267flbfreq = 66.666 MHz 268inpfreq = 33.333 MHz 269vcofreq = 533.333 MHz 270ethaddr = 00:E0:0C:BC:E5:60 271eth1addr = 00:E0:0C:BC:E5:61 272ip_addr = 192.168.1.3 273baudrate = 115200 bps 274-> 275-> help 276? - alias for 'help' 277base - print or set address offset 278bdinfo - print Board Info structure 279boot - boot default, i.e., run 'bootcmd' 280bootd - boot default, i.e., run 'bootcmd' 281bootelf - Boot from an ELF image in memory 282bootm - boot application image from memory 283bootp - boot image via network using BootP/TFTP protocol 284bootvx - Boot vxWorks from an ELF image 285cmp - memory compare 286coninfo - print console devices and information 287cp - memory copy 288crc32 - checksum calculation 289date - get/set/reset date & time 290dcache - enable or disable data cache 291diskboot- boot from IDE device 292echo - echo args to console 293erase - erase FLASH memory 294ext2load- load binary file from a Ext2 filesystem 295ext2ls - list files in a directory (default /) 296fatinfo - print information about filesystem 297fatload - load binary file from a dos filesystem 298fatls - list files in a directory (default /) 299flinfo - print FLASH memory information 300fsinfo - print information about filesystems 301fsload - load binary file from a filesystem image 302go - start application at address 'addr' 303help - print online help 304i2c - I2C sub-system 305icache - enable or disable instruction cache 306ide - IDE sub-system 307iminfo - print header information for application image 308imls - list all images found in flash 309itest - return true/false on integer compare 310loadb - load binary file over serial line (kermit mode) 311loads - load S-Record file over serial line 312loady - load binary file over serial line (ymodem mode) 313loop - infinite loop on address range 314ls - list files in a directory (default /) 315md - memory display 316mii - MII utility commands 317mm - memory modify (auto-incrementing) 318mtest - simple RAM test 319mw - memory write (fill) 320nfs - boot image via network using NFS protocol 321nm - memory modify (constant address) 322pci - list and access PCI Configuration Space 323ping - send ICMP ECHO_REQUEST to network host 324printenv- print environment variables 325protect - enable or disable FLASH write protection 326rarpboot- boot image via network using RARP/TFTP protocol 327reset - Perform RESET of the CPU 328run - run commands in an environment variable 329saveenv - save environment variables to persistent storage 330setenv - set environment variables 331sleep - delay execution for some time 332source - run script from memory 333tftpboot- boot image via network using TFTP protocol 334version - print monitor version 335->bootm 4000000 336 337## Booting image at 04000000 ... 338 Image Name: Linux Kernel Image 339 Created: 2007-08-14 15:13:00 UTC 340 Image Type: M68K Linux Kernel Image (uncompressed) 341 Data Size: 2301952 Bytes = 2.2 MB 342 Load Address: 40020000 343 Entry Point: 40020000 344 Verifying Checksum ... OK 345OK 346Linux version 2.6.20-gfe5136d6-dirty (mattw@kea) (gcc version 4.2.0 20070318 (pr 347erelease) (Sourcery G++ Lite 4.2-20)) #108 Mon Aug 13 13:00:13 MDT 2007 348starting up linux startmem 0xc0254000, endmem 0xcfffffff, size 253MB 349Built 1 zonelists. Total pages: 32624 350Kernel command line: root=/dev/mtdblock1 rw rootfstype=jffs2 ip=none mtdparts=ph 351ysmap-flash.0:5M(kernel)ro,-(jffs2) 352PID hash table entries: 1024 (order: 10, 4096 bytes) 353Console: colour dummy device 80x25 354Dentry cache hash table entries: 32768 (order: 4, 131072 bytes) 355Inode-cache hash table entries: 16384 (order: 3, 65536 bytes) 356Memory: 257496k/262136k available (1864k kernel code, 2440k data, 88k init) 357Mount-cache hash table entries: 1024 358NET: Registered protocol family 16 359SCSI subsystem initialized 360NET: Registered protocol family 2 361IP route cache hash table entries: 2048 (order: 0, 8192 bytes) 362TCP established hash table entries: 8192 (order: 2, 32768 bytes) 363TCP bind hash table entries: 4096 (order: 1, 16384 bytes) 364TCP: Hash tables configured (established 8192 bind 4096) 365TCP reno registered 366JFFS2 version 2.2. (NAND) (C) 2001-2006 Red Hat, Inc. 367io scheduler noop registered 368io scheduler anticipatory registered 369io scheduler deadline registered 370io scheduler cfq registered (default) 371ColdFire internal UART serial driver version 1.00 372ttyS0 at 0xfc060000 (irq = 90) is a builtin ColdFire UART 373ttyS1 at 0xfc064000 (irq = 91) is a builtin ColdFire UART 374ttyS2 at 0xfc068000 (irq = 92) is a builtin ColdFire UART 375RAMDISK driver initialized: 16 RAM disks of 64000K size 1024 blocksize 376loop: loaded (max 8 devices) 377FEC ENET Version 0.2 378fec: PHY @ 0x0, ID 0x20005ca2 -- DP83849 379eth0: ethernet 00:08:ee:00:e4:19 380physmap platform flash device: 01000000 at 04000000 381physmap-flash.0: Found 1 x16 devices at 0x0 in 8-bit bank 382 Intel/Sharp Extended Query Table at 0x0031 383Using buffer write method 384cfi_cmdset_0001: Erase suspend on write enabled 3852 cmdlinepart partitions found on MTD device physmap-flash.0 386Creating 2 MTD partitions on "physmap-flash.0": 3870x00000000-0x00500000 : "kernel" 388mtd: Giving out device 0 to kernel 3890x00500000-0x01000000 : "jffs2" 390mtd: Giving out device 1 to jffs2 391mice: PS/2 mouse device common for all mice 392i2c /dev entries driver 393TCP cubic registered 394NET: Registered protocol family 1 395NET: Registered protocol family 17 396NET: Registered protocol family 15 397VFS: Mounted root (jffs2 filesystem). 398Setting the hostname to freescale 399Mounting filesystems 400mount: Mounting usbfs on /proc/bus/usb failed: No such file or directory 401Starting syslogd and klogd 402Setting up networking on loopback device: 403Setting up networking on eth0: 404eth0: config: auto-negotiation on, 100FDX, 100HDX, 10FDX, 10HDX. 405Adding static route for default gateway to 172.27.255.254: 406Setting nameserver to 172.27.0.1 in /etc/resolv.conf: 407Starting inetd: 408/ # 409