Witam mam dokładnie ten sam problem. Czy znalazłeś rozwiązanie.
moje logi startowe wyglądają tak:
Starting kernel ...
[ 0.000000] Linux version 3.3.8 (cezary@eko.one.pl) (gcc version 4.6.3 20120201 (prerelease) (Linaro GCC 4.6-2012.02) ) #67 Sat Sep 27 09:51:31 CEST 2014
[ 0.000000] bootconsole [early0] enabled
[ 0.000000] CPU revision is: 0001974c (MIPS 74Kc)
[ 0.000000] SoC: Atheros AR9341 rev 3
[ 0.000000] Clocks: CPU:535.000MHz, DDR:400.000MHz, AHB:200.000MHz, Ref:25.000MHz
[ 0.000000] Determined physical RAM map:
[ 0.000000] memory: 02000000 @ 00000000 (usable)
[ 0.000000] Initrd not found or empty - disabling initrd
[ 0.000000] Zone PFN ranges:
[ 0.000000] Normal 0x00000000 -> 0x00002000
[ 0.000000] Movable zone start PFN for each node
[ 0.000000] Early memory PFN ranges
[ 0.000000] 0: 0x00000000 -> 0x00002000
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 8128
[ 0.000000] Kernel command line: board=TL-MR3420-v2 console=ttyS0,115200 rootfstype=squashfs,jffs2 noinitrd
[ 0.000000] PID hash table entries: 128 (order: -3, 512 bytes)
[ 0.000000] Dentry cache hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Inode-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000000] Primary instruction cache 64kB, VIPT, 4-way, linesize 32 bytes.
[ 0.000000] Primary data cache 32kB, 4-way, VIPT, cache aliases, linesize 32 bytes
[ 0.000000] Writing ErrCtl register=00000000
[ 0.000000] Readback ErrCtl register=00000000
[ 0.000000] Memory: 29044k/32768k available (2224k kernel code, 3724k reserved, 391k data, 184k init, 0k highmem)
[ 0.000000] SLUB: Genslabs=9, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] NR_IRQS:51
[ 0.000000] Calibrating delay loop... 266.64 BogoMIPS (lpj=1333248)
[ 0.080000] pid_max: default: 32768 minimum: 301
[ 0.080000] Mount-cache hash table entries: 512
[ 0.090000] NET: Registered protocol family 16
[ 0.090000] gpiochip_add: registered GPIOs 0 to 22 on device: ath79
[ 0.100000] MIPS: machine is TP-LINK TL-MR3420 v2
[ 0.510000] bio: create slab <bio-0> at 0
[ 0.520000] Switching to clocksource MIPS
[ 0.530000] NET: Registered protocol family 2
[ 0.530000] IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.530000] TCP established hash table entries: 1024 (order: 1, 8192 bytes)
[ 0.540000] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.540000] TCP: Hash tables configured (established 1024 bind 1024)
[ 0.550000] TCP reno registered
[ 0.550000] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.560000] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.560000] NET: Registered protocol family 1
[ 0.580000] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.590000] JFFS2 version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 0.600000] msgmni has been set to 56
[ 0.600000] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 254)
[ 0.610000] io scheduler noop registered
[ 0.620000] io scheduler deadline registered (default)
[ 0.620000] Serial: 8250/16550 driver, 16 ports, IRQ sharing enabled
[ 0.650000] serial8250.0: ttyS0 at MMIO 0x18020000 (irq = 11) is a 16550A
[ 0.660000] console [ttyS0] enabled, bootconsole disabled
[ 0.660000] console [ttyS0] enabled, bootconsole disabled
[ 0.670000] m25p80 spi0.0: unrecognized JEDEC id c84016
[ 0.700000] ag71xx_mdio: probed
[ 0.700000] eth0: Atheros AG71xx at 0xb9000000, irq 4
[ 1.260000] ag71xx ag71xx.0: eth0: connected to PHY at ag71xx-mdio.1:00 [uid=004dd042, driver=Generic PHY]
[ 1.270000] eth1: Atheros AG71xx at 0xba000000, irq 5
[ 1.820000] eth1: Found an AR934X built-in switch
[ 2.860000] TCP cubic registered
[ 2.860000] NET: Registered protocol family 17
[ 2.860000] Bridge firewalling registered
[ 2.870000] Ebtables v2.0 registered
[ 2.870000] 8021q: 802.1Q VLAN Support v1.8
[ 2.880000] VFS: Cannot open root device "(null)" or unknown-block(0,0)
[ 2.880000] Please append a correct "root=" boot option; here are the available partitions:
[ 2.890000] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)