1 Freescale MCF54455EVB ColdFire Development Board
2 ================================================
4 TsiChung Liew(Tsi-Chung.Liew@freescale.com)
6 ===========================================
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
18 - common/cmd_bdinfo.c Clock frequencies output
19 - common/cmd_mii.c mii support
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
29 - doc/README.m54455evb This readme file
31 - drivers/net/mcffec.c ColdFire common FEC driver
32 - drivers/serial/mcfuart.c ColdFire common UART driver
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
53 - include/configs/M54455EVB.h Board specific configuration file
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
62 - rtc/mcfrtc.c Realtime clock Driver
64 1 MCF5445x specific Options/Settings
65 ====================================
66 1.1 pre-loader is no longer suppoer in thie coldfire family
68 1.2 Configuration settings for M54455EVB Development Board
69 CONFIG_MCF5445x -- define for all MCF5445x CPUs
70 CONFIG_M54455 -- define for all Freescale MCF54455 CPUs
71 CONFIG_M54455EVB -- define for M54455EVB board
73 CONFIG_MCFUART -- define to use common CF Uart driver
74 CONFIG_SYS_UART_PORT -- define UART port number, start with 0, 1 and 2
75 CONFIG_BAUDRATE -- define UART baudrate
77 CONFIG_MCFRTC -- define to use common CF RTC driver
78 CONFIG_SYS_MCFRTC_BASE -- provide base address for RTC in immap.h
79 CONFIG_SYS_RTC_OSCILLATOR -- define RTC clock frequency
80 RTC_DEBUG -- define to show RTC debug message
81 CONFIG_CMD_DATE -- enable to use date feature in U-Boot
83 CONFIG_MCFFEC -- define to use common CF FEC driver
84 CONFIG_MII -- enable to use MII driver
85 CONFIG_CF_DOMII -- enable to use MII feature in cmd_mii.c
86 CONFIG_SYS_DISCOVER_PHY -- enable PHY discovery
87 CONFIG_SYS_RX_ETH_BUFFER -- Set FEC Receive buffer
88 CONFIG_SYS_FAULT_ECHO_LINK_DOWN--
89 CONFIG_SYS_FEC0_PINMUX -- Set FEC0 Pin configuration
90 CONFIG_SYS_FEC1_PINMUX -- Set FEC1 Pin configuration
91 CONFIG_SYS_FEC0_MIIBASE -- Set FEC0 MII base register
92 CONFIG_SYS_FEC1_MIIBASE -- Set FEC0 MII base register
93 MCFFEC_TOUT_LOOP -- set FEC timeout loop
94 CONFIG_HAS_ETH1 -- define to enable second FEC in U-Boot
96 CONFIG_ISO_PARTITION -- enable ISO read/write
97 CONFIG_DOS_PARTITION -- enable DOS read/write
98 CONFIG_IDE_RESET -- define ide_reset()
99 CONFIG_IDE_PREINIT -- define ide_preinit()
100 CONFIG_ATAPI -- define ATAPI support
101 CONFIG_LBA48 -- define LBA48 (larger than 120GB) support
102 CONFIG_SYS_IDE_MAXBUS -- define max channel
103 CONFIG_SYS_IDE_MAXDEVICE -- define max devices per channel
104 CONFIG_SYS_ATA_BASE_ADDR -- define ATA base address
105 CONFIG_SYS_ATA_IDE0_OFFSET -- define ATA IDE0 offset
106 CONFIG_SYS_ATA_DATA_OFFSET -- define ATA data IO
107 CONFIG_SYS_ATA_REG_OFFSET -- define for normal register accesses
108 CONFIG_SYS_ATA_ALT_OFFSET -- define for alternate registers
109 CONFIG_SYS_ATA_STRIDE -- define for Interval between registers
110 _IO_BASE -- define for IO base address
112 CONFIG_MCFTMR -- define to use DMA timer
114 CONFIG_SYS_FSL_I2C -- define to use FSL common I2C driver
115 CONFIG_SYS_I2C_SOFT -- define for I2C bit-banged
116 CONFIG_SYS_I2C_SPEED -- define for I2C speed
117 CONFIG_SYS_I2C_SLAVE -- define for I2C slave address
118 CONFIG_SYS_I2C_OFFSET -- define for I2C base address offset
119 CONFIG_SYS_IMMR -- define for MBAR offset
121 CONFIG_PCI -- define for PCI support
122 CONFIG_PCI_PNP -- define for Plug n play support
123 CONFIG_SYS_PCI_MEM_BUS -- PCI memory logical offset
124 CONFIG_SYS_PCI_MEM_PHYS -- PCI memory physical offset
125 CONFIG_SYS_PCI_MEM_SIZE -- PCI memory size
126 CONFIG_SYS_PCI_IO_BUS -- PCI IO logical offset
127 CONFIG_SYS_PCI_IO_PHYS -- PCI IO physical offset
128 CONFIG_SYS_PCI_IO_SIZE -- PCI IO size
129 CONFIG_SYS_PCI_CFG_BUS -- PCI Configuration logical offset
130 CONFIG_SYS_PCI_CFG_PHYS -- PCI Configuration physical offset
131 CONFIG_SYS_PCI_CFG_SIZE -- PCI Configuration size
133 CONFIG_EXTRA_CLOCK -- Enable extra clock such as vco, flexbus, pci, etc
135 CONFIG_SYS_MBAR -- define MBAR offset
137 CONFIG_SYS_ATMEL_BOOT -- To determine the U-Boot is booted from Atmel or Intel
139 CONFIG_MONITOR_IS_IN_RAM -- Not support
141 CONFIG_SYS_INIT_RAM_ADDR -- defines the base address of the MCF54455 internal SRAM
143 CONFIG_SYS_CSn_BASE -- defines the Chip Select Base register
144 CONFIG_SYS_CSn_MASK -- defines the Chip Select Mask register
145 CONFIG_SYS_CSn_CTRL -- defines the Chip Select Control register
147 CONFIG_SYS_ATMEL_BASE -- defines the Atmel Flash base
148 CONFIG_SYS_INTEL_BASE -- defines the Intel Flash base
150 CONFIG_SYS_SDRAM_BASE -- defines the DRAM Base
151 CONFIG_SYS_SDRAM_BASE1 -- defines the DRAM Base 1
153 2. MEMORY MAP UNDER U-BOOT AND LINUX KERNEL
154 ===========================================
155 2.1. System memory map:
156 Flash: 0x00000000-0x3FFFFFFF (1024MB)
157 DDR: 0x40000000-0x7FFFFFFF (1024MB)
158 SRAM: 0x80000000-0x8FFFFFFF (256MB)
159 ATA: 0x90000000-0x9FFFFFFF (256MB)
160 PCI: 0xA0000000-0xBFFFFFFF (512MB)
161 FlexBus: 0xC0000000-0xDFFFFFFF (512MB)
162 IP: 0xF0000000-0xFFFFFFFF (256MB)
164 2.2. For the initial bringup, we adopted a consistent memory scheme between U-Boot and
165 linux kernel, you can customize it based on your system requirements:
167 Flash0: 0x00000000-0x0007FFFF (512KB)
168 Flash1: 0x04000000-0x05FFFFFF (32MB)
170 Flash0: 0x00000000-0x01FFFFFF (32MB)
171 Flash1: 0x04000000-0x0407FFFF (512KB)
173 CPLD: 0x08000000-0x08FFFFFF (16MB)
174 FPGA: 0x09000000-0x09FFFFFF (16MB)
175 DDR: 0x40000000-0x4FFFFFFF (256MB)
176 SRAM: 0x80000000-0x80007FFF (32KB)
177 IP: 0xFC000000-0xFC0FFFFF (64KB)
181 3.1 SW1 Pin3: 0 - Boot from Atmel or 1 - INTEL
182 SW1 Pin4: 0 - ULPI chip not in reset state or 1 - ULPI chip in reset state
183 SW1 Pin5: 0 - Full ATA Bus enabled, FEC Phy1 powered down
184 1 - Upper 8 bits ATA data bus disabled, FEC PHY1 active
185 SW1 Pin6: 0 - FEC Phy0 active or 1 - FEC Phy0 powered down
186 SW1 Pin3: 0 - Boot from Atmel or 1 - INTEL
190 4.1 To create U-Boot the gcc-4.1-32 compiler set (ColdFire ELF version)
191 from codesourcery.com was used. Download it from:
192 http://www.codesourcery.com/gnu_toolchains/coldfire/download.html
195 export CROSS_COMPILE=cross-compile-prefix
198 make M54455EVB_config, or - default to atmel 33Mhz input clock
199 make M54455EVB_atmel_config, or - default to atmel 33Mhz input clock
200 make M54455EVB_a33_config, or - default to atmel 33Mhz input clock
201 make M54455EVB_a66_config, or - default to atmel 66Mhz input clock
202 make M54455EVB_intel_config, or - default to intel 33Mhz input clock
203 make M54455EVB_i33_config, or - default to intel 33Mhz input clock
204 make M54455EVB_i66_config, or - default to intel 66Mhz input clock
209 5.1 M54455EVB Development board
210 Boot from Atmel (NOTE: May not show exactly the same)
212 U-Boot 1.2.0-g98c80b46-dirty (Jul 26 2007 - 12:44:08)
214 CPU: Freescale MCF54455 (Mask:48 Version:1)
215 CPU CLK 266 Mhz BUS CLK 133 Mhz FLB CLK 66 Mhz
216 PCI CLK 33 Mhz INP CLK 33 Mhz VCO CLK 533 Mhz
217 Board: Freescale M54455 EVB
225 IDE: Bus 0: not available
227 bootargs=root=/dev/ram rw
230 ethaddr=00:e0:0c:bc:e5:60
231 eth1addr=00:e0:0c:bc:e5:61
236 load=tftp ${loadaddr) ${u-boot}
237 upd=run load; run prog
238 prog=prot off 0 2ffff;era 0 2ffff;cp.b ${loadaddr} 0 ${filesize};save
240 mtdids=nor0=M54455EVB-1
241 mtdparts=M54455EVB-1:16m(user)
242 u-boot=u-boot54455.bin
245 gatewayip=192.168.1.1
246 netmask=255.255.255.0
254 Environment size: 563/8188 bytes
256 memstart = 0x40000000
258 flashstart = 0x00000000
259 flashsize = 0x01080000
260 flashoffset = 0x00000000
261 sramstart = 0x80000000
262 sramsize = 0x00008000
264 busfreq = 133.333 MHz
268 vcofreq = 533.333 MHz
269 ethaddr = 00:E0:0C:BC:E5:60
270 eth1addr = 00:E0:0C:BC:E5:61
271 ip_addr = 192.168.1.3
272 baudrate = 115200 bps
276 base - print or set address offset
277 bdinfo - print Board Info structure
278 boot - boot default, i.e., run 'bootcmd'
279 bootd - boot default, i.e., run 'bootcmd'
280 bootelf - Boot from an ELF image in memory
281 bootm - boot application image from memory
282 bootp - boot image via network using BootP/TFTP protocol
283 bootvx - Boot vxWorks from an ELF image
285 coninfo - print console devices and information
287 crc32 - checksum calculation
288 date - get/set/reset date & time
289 dcache - enable or disable data cache
290 diskboot- boot from IDE device
291 echo - echo args to console
292 erase - erase FLASH memory
293 ext2load- load binary file from a Ext2 filesystem
294 ext2ls - list files in a directory (default /)
295 fatinfo - print information about filesystem
296 fatload - load binary file from a dos filesystem
297 fatls - list files in a directory (default /)
298 flinfo - print FLASH memory information
299 fsinfo - print information about filesystems
300 fsload - load binary file from a filesystem image
301 go - start application at address 'addr'
302 help - print online help
304 icache - enable or disable instruction cache
306 iminfo - print header information for application image
307 imls - list all images found in flash
308 itest - return true/false on integer compare
309 loadb - load binary file over serial line (kermit mode)
310 loads - load S-Record file over serial line
311 loady - load binary file over serial line (ymodem mode)
312 loop - infinite loop on address range
313 ls - list files in a directory (default /)
315 mii - MII utility commands
316 mm - memory modify (auto-incrementing)
317 mtest - simple RAM test
318 mw - memory write (fill)
319 nfs - boot image via network using NFS protocol
320 nm - memory modify (constant address)
321 pci - list and access PCI Configuration Space
322 ping - send ICMP ECHO_REQUEST to network host
323 printenv- print environment variables
324 protect - enable or disable FLASH write protection
325 rarpboot- boot image via network using RARP/TFTP protocol
326 reset - Perform RESET of the CPU
327 run - run commands in an environment variable
328 saveenv - save environment variables to persistent storage
329 setenv - set environment variables
330 sleep - delay execution for some time
331 source - run script from memory
332 tftpboot- boot image via network using TFTP protocol
333 version - print monitor version
336 ## Booting image at 04000000 ...
337 Image Name: Linux Kernel Image
338 Created: 2007-08-14 15:13:00 UTC
339 Image Type: M68K Linux Kernel Image (uncompressed)
340 Data Size: 2301952 Bytes = 2.2 MB
341 Load Address: 40020000
342 Entry Point: 40020000
343 Verifying Checksum ... OK
345 Linux version 2.6.20-gfe5136d6-dirty (mattw@kea) (gcc version 4.2.0 20070318 (pr
346 erelease) (Sourcery G++ Lite 4.2-20)) #108 Mon Aug 13 13:00:13 MDT 2007
347 starting up linux startmem 0xc0254000, endmem 0xcfffffff, size 253MB
348 Built 1 zonelists. Total pages: 32624
349 Kernel command line: root=/dev/mtdblock1 rw rootfstype=jffs2 ip=none mtdparts=ph
350 ysmap-flash.0:5M(kernel)ro,-(jffs2)
351 PID hash table entries: 1024 (order: 10, 4096 bytes)
352 Console: colour dummy device 80x25
353 Dentry cache hash table entries: 32768 (order: 4, 131072 bytes)
354 Inode-cache hash table entries: 16384 (order: 3, 65536 bytes)
355 Memory: 257496k/262136k available (1864k kernel code, 2440k data, 88k init)
356 Mount-cache hash table entries: 1024
357 NET: Registered protocol family 16
358 SCSI subsystem initialized
359 NET: Registered protocol family 2
360 IP route cache hash table entries: 2048 (order: 0, 8192 bytes)
361 TCP established hash table entries: 8192 (order: 2, 32768 bytes)
362 TCP bind hash table entries: 4096 (order: 1, 16384 bytes)
363 TCP: Hash tables configured (established 8192 bind 4096)
365 JFFS2 version 2.2. (NAND) (C) 2001-2006 Red Hat, Inc.
366 io scheduler noop registered
367 io scheduler anticipatory registered
368 io scheduler deadline registered
369 io scheduler cfq registered (default)
370 ColdFire internal UART serial driver version 1.00
371 ttyS0 at 0xfc060000 (irq = 90) is a builtin ColdFire UART
372 ttyS1 at 0xfc064000 (irq = 91) is a builtin ColdFire UART
373 ttyS2 at 0xfc068000 (irq = 92) is a builtin ColdFire UART
374 RAMDISK driver initialized: 16 RAM disks of 64000K size 1024 blocksize
375 loop: loaded (max 8 devices)
377 fec: PHY @ 0x0, ID 0x20005ca2 -- DP83849
378 eth0: ethernet 00:08:ee:00:e4:19
379 physmap platform flash device: 01000000 at 04000000
380 physmap-flash.0: Found 1 x16 devices at 0x0 in 8-bit bank
381 Intel/Sharp Extended Query Table at 0x0031
382 Using buffer write method
383 cfi_cmdset_0001: Erase suspend on write enabled
384 2 cmdlinepart partitions found on MTD device physmap-flash.0
385 Creating 2 MTD partitions on "physmap-flash.0":
386 0x00000000-0x00500000 : "kernel"
387 mtd: Giving out device 0 to kernel
388 0x00500000-0x01000000 : "jffs2"
389 mtd: Giving out device 1 to jffs2
390 mice: PS/2 mouse device common for all mice
391 i2c /dev entries driver
393 NET: Registered protocol family 1
394 NET: Registered protocol family 17
395 NET: Registered protocol family 15
396 VFS: Mounted root (jffs2 filesystem).
397 Setting the hostname to freescale
399 mount: Mounting usbfs on /proc/bus/usb failed: No such file or directory
400 Starting syslogd and klogd
401 Setting up networking on loopback device:
402 Setting up networking on eth0:
403 eth0: config: auto-negotiation on, 100FDX, 100HDX, 10FDX, 10HDX.
404 Adding static route for default gateway to 172.27.255.254:
405 Setting nameserver to 172.27.0.1 in /etc/resolv.conf: