¿Estás seguro de que con este firmware no arranca?
https://dl.dropbox.com/u/4708147/openwrt/hw556/openwrt-HW556-squashfs-cfe_r32749.bin
Saludos.
En mi caso, con ese firmware arranca pero no tengo wifi.
[spoiler=dmesg]
[ 0.000000] Linux version 3.3.8 (noltari@skynet) (gcc version 4.6.3 20120201 (prerelease) (Linaro GCC 4.6-2012.02) ) #1 Mon Jul 16 18:16:34 CEST 2012
[ 0.000000] Detected Broadcom 0x6358 CPU revision a1
[ 0.000000] CPU frequency is 300 MHz
[ 0.000000] 64MB of RAM installed
[ 0.000000] registering 40 GPIOs
[ 0.000000] gpiochip_add: registered GPIOs 0 to 39 on device: bcm63xx-gpio
[ 0.000000] board_bcm963xx: Boot address 0xbe000000
[ 0.000000] board_bcm963xx: CFE version: 100.48.56-49.46
[ 0.000000] bootconsole [early0] enabled
[ 0.000000] CPU revision is: 0002a010 (Broadcom BMIPS4350)
[ 0.000000] board_bcm963xx: board name: HW556
[ 0.000000] Determined physical RAM map:
[ 0.000000] memory: 04000000 @ 00000000 (usable)
[ 0.000000] Initrd not found or empty - disabling initrd
[ 0.000000] Zone PFN ranges:
[ 0.000000] Normal 0x00000000 -> 0x00004000
[ 0.000000] Movable zone start PFN for each node
[ 0.000000] Early memory PFN ranges
[ 0.000000] 0: 0x00000000 -> 0x00004000
[ 0.000000] On node 0 totalpages: 16384
[ 0.000000] free_area_init_node: node 0, pgdat 8029f750, node_mem_map 81000000
[ 0.000000] Normal zone: 128 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 16256 pages, LIFO batch:3
[ 0.000000] Reserving 0MB of memory at 0MB for crashkernel
[ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[ 0.000000] pcpu-alloc:
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256
[ 0.000000] Kernel command line: root=/dev/mtdblock2 rootfstype=squashfs,jffs2 noinitrd console=ttyS0,115200
[ 0.000000] PID hash table entries: 256 (order: -2, 1024 bytes)
[ 0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Primary instruction cache 16kB, VIPT, 2-way, linesize 16 bytes.
[ 0.000000] Primary data cache 16kB, 2-way, VIPT, cache aliases, linesize 16 bytes
[ 0.000000] Memory: 61896k/65536k available (2225k kernel code, 3640k reserved, 398k data, 196k init, 0k highmem)
[ 0.000000] NR_IRQS:128
[ 0.000000] Calibrating delay loop... 299.26 BogoMIPS (lpj=598528)
[ 0.036000] pid_max: default: 32768 minimum: 301
[ 0.040000] Mount-cache hash table entries: 512
[ 0.052000] NET: Registered protocol family 16
[ 0.068000] registering PCI controller with io_map_base unset
[ 0.088000] bio: create slab <bio-0> at 0
[ 0.096000] PCI host bridge to bus 0000:00
[ 0.100000] pci_bus 0000:00: root bus resource [mem 0x30000000-0x37ffffff]
[ 0.104000] pci_bus 0000:00: root bus resource [io 0x8000000-0x800ffff]
[ 0.108000] pci 0000:00:01.0: [1814:3592] type 0 class 0x000280
[ 0.108000] pci 0000:00:01.0: reg 10: [mem 0xffff0000-0xffffffff]
[ 0.120000] pci 0000:00:01.0: PME# supported from D0 D3hot D3cold
[ 0.120000] pci 0000:00:01.0: BAR 0: assigned [mem 0x30000000-0x3000ffff]
[ 0.124000] Switching to clocksource MIPS
[ 0.136000] NET: Registered protocol family 2
[ 0.140000] IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.148000] TCP established hash table entries: 2048 (order: 2, 16384 bytes)
[ 0.156000] TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.164000] TCP: Hash tables configured (established 2048 bind 2048)
[ 0.172000] TCP reno registered
[ 0.176000] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.180000] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.188000] NET: Registered protocol family 1
[ 0.192000] PCI: CLS 0 bytes, default 16
[ 0.196000] audit: initializing netlink socket (disabled)
[ 0.204000] type=2000 audit(0.204:1): initialized
[ 0.208000] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.216000] JFFS2 version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 0.224000] msgmni has been set to 120
[ 0.228000] io scheduler noop registered
[ 0.232000] io scheduler deadline registered (default)
[ 0.240000] bcm63xx_uart.0: ttyS0 at MMIO 0xfffe0100 (irq = 10) is a bcm63xx_uart
[ 0.248000] console [ttyS0] enabled, bootconsole disabled
[ 0.268000] physmap platform flash device: 02000000 at 1e000000
[ 0.272000] physmap-flash.0: Found 1 x16 devices at 0x0 in 16-bit bank. Manufacturer ID 0x0000c2 Chip ID 0x00227e
[ 0.284000] physmap-flash.0: Found an alias at 0x1000000 for the chip at 0x0
[ 0.284000] Amd/Fujitsu Extended Query Table at 0x0040
[ 0.288000] Amd/Fujitsu Extended Query version 1.3.
[ 0.296000] number of CFI chips: 1
[ 0.300000] bcm63xxpart: CFE boot tag found with version 8 and board type HW556
[ 0.308000] bcm63xxpart: Partition 0 is CFE offset 0 and length 20000
[ 0.312000] bcm63xxpart: Partition 1 is kernel offset 20100 and length fff00
[ 0.320000] bcm63xxpart: Partition 2 is rootfs offset 120000 and length dc0000
[ 0.328000] bcm63xxpart: Partition 3 is cal_data offset ee0000 and length 20000
[ 0.336000] bcm63xxpart: Partition 4 is nvram offset fe0000 and length 20000
[ 0.344000] bcm63xxpart: Partition 5 is linux offset 20000 and length ec0000
[ 0.348000] bcm63xxpart: Spare partition is offset 340004 and length b9fffc
[ 0.356000] 6 bcm63xxpart partitions found on MTD device physmap-flash.0
[ 0.364000] Creating 6 MTD partitions on "physmap-flash.0":
[ 0.368000] 0x000000000000-0x000000020000 : "CFE"
[ 0.380000] 0x000000020100-0x000000120000 : "kernel"
[ 0.384000] mtd: partition "kernel" must either start or end on erase block boundary or be smaller than an erase block -- forcing read-only
[ 0.400000] 0x000000120000-0x000000ee0000 : "rootfs"
[ 0.408000] mtd: partition "rootfs" set to be root filesystem
[ 0.416000] mtd: partition "rootfs_data" created automatically, ofs=340000, len=BA0000
[ 0.424000] 0x000000340000-0x000000ee0000 : "rootfs_data"
[ 0.432000] 0x000000ee0000-0x000000f00000 : "cal_data"
[ 0.444000] 0x000000fe0000-0x000001000000 : "nvram"
[ 0.452000] 0x000000020000-0x000000ee0000 : "linux"
[ 0.472000] bcm63xx-wdt bcm63xx-wdt: started, timer margin: 30 sec
[ 0.480000] Registered led device: HW556:red:message
[ 0.480000] Registered led device: HW556:red:hspa
[ 0.480000] Registered led device: HW556:red:dsl
[ 0.484000] Registered led device: HW556:red:power
[ 0.484000] Registered led device: HW556:red:all
[ 0.484000] TCP cubic registered
[ 0.488000] NET: Registered protocol family 17
[ 0.492000] 8021q: 802.1Q VLAN Support v1.8
[ 0.504000] VFS: Mounted root (squashfs filesystem) readonly on device 31:2.
[ 0.516000] Freeing unused kernel memory: 196k freed
[ 3.232000] eth0: link forced UP - 100/full - flow control off/off
[ 3.452000] roboswitch: Probing device eth0: found a 5325! It's a 5350.
[ 4.520000] There is already a switch registered on the device 'eth0'
[ 5.984000] Button Hotplug driver version 0.4.1
[ 9.948000] JFFS2 notice: (346) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found.
[ 15.188000] Compat-wireless backport release: compat-wireless-2012-07-03-2-3-g7adf66e
[ 15.196000] Backport based on wireless-testing.git master-2012-07-06
[ 15.204000] compat.git: wireless-testing.git
[ 15.272000] cfg80211: Calling CRDA to update world regulatory domain
[ 15.276000] cfg80211: World regulatory domain updated:
[ 15.284000] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 15.292000] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 15.300000] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 15.308000] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 15.316000] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 15.324000] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 16.124000] NET: Registered protocol family 10
[ 16.596000] SCSI subsystem initialized
[ 16.688000] There is already a switch registered on the device 'eth0'
[ 17.048000] usbcore: registered new interface driver usbfs
[ 17.052000] usbcore: registered new interface driver hub
[ 17.064000] usbcore: registered new device driver usb
[ 19.088000] PCI: Enabling device 0000:00:01.0 (0000 -> 0002)
[ 19.096000] rt2800pci 0000:00:01.0: setting latency timer to 64
[ 19.132000] phy0 -> rt2x00lib_request_eeprom_file: Error - Failed to request EEPROM.
[ 19.140000] rt2800pci: probe of 0000:00:01.0 failed with error -2
[ 19.484000] PPP generic driver version 2.4.2
[ 19.876000] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 20.176000] NET: Registered protocol family 24
[ 20.372000] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 20.484000] bcm63xx_ehci bcm63xx_ehci.0: BCM63XX integrated EHCI controller
[ 20.488000] bcm63xx_ehci bcm63xx_ehci.0: new USB bus registered, assigned bus number 1
[ 20.524000] bcm63xx_ehci bcm63xx_ehci.0: irq 18, io mem 0xfffe1300
[ 20.540000] bcm63xx_ehci bcm63xx_ehci.0: USB 2.0 started, EHCI 1.00, overcurrent ignored
[ 20.548000] hub 1-0:1.0: USB hub found
[ 20.552000] hub 1-0:1.0: 2 ports detected
[ 20.732000] nf_conntrack version 0.5.0 (970 buckets, 3880 max)
[ 21.116000] usb 1-2: new high-speed USB device number 2 using bcm63xx_ehci
[ 21.360000] hub 1-2:1.0: USB hub found
[ 21.368000] hub 1-2:1.0: 4 ports detected
[ 21.564000] ip6_tables: (C) 2000-2006 Netfilter Core Team
[ 21.984000] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 22.096000] bcm63xx_ohci bcm63xx_ohci.0: BCM63XX integrated OHCI controller
[ 22.100000] bcm63xx_ohci bcm63xx_ohci.0: new USB bus registered, assigned bus number 2
[ 22.108000] bcm63xx_ohci bcm63xx_ohci.0: irq 13, io mem 0xfffe1400
[ 22.176000] hub 2-0:1.0: USB hub found
[ 22.180000] hub 2-0:1.0: 1 port detected
[ 22.352000] Initializing USB Mass Storage driver...
[ 22.360000] usbcore: registered new interface driver usb-storage
[ 22.364000] USB Mass Storage support registered.
[ 22.400000] usbcore: registered new interface driver ums-alauda
[ 22.440000] usbcore: registered new interface driver ums-cypress
[ 22.476000] usbcore: registered new interface driver ums-datafab
[ 22.516000] usbcore: registered new interface driver ums-freecom
[ 22.552000] usbcore: registered new interface driver ums-isd200
[ 22.592000] usbcore: registered new interface driver ums-jumpshot
[ 22.628000] usbcore: registered new interface driver ums-karma
[ 22.668000] usbcore: registered new interface driver ums-sddr09
[ 22.704000] usbcore: registered new interface driver ums-sddr55
[ 22.744000] usbcore: registered new interface driver ums-usbat
[ 22.784000] input: gpio-keys-polled as /devices/platform/gpio-keys-polled.0/input/input0
[ 29.660000] eth0: link forced UP - 100/full - flow control off/off
[ 29.684000] device eth0 entered promiscuous mode
[ 29.696000] br-lan: port 1(eth0) entered forwarding state
[ 29.700000] br-lan: port 1(eth0) entered forwarding state
[ 31.704000] br-lan: port 1(eth0) entered forwarding state
[/spoiler]