[FS#1055] Youku YK1: No ethernet devices

LEDE Bugs lede-bugs at lists.infradead.org
Wed Oct 11 10:51:08 PDT 2017


A new Flyspray task has been opened.  Details are below. 

User who did this - Edmunt Pienkowsky (RoEdAl) 

Attached to Project - LEDE Project
Summary - Youku YK1: No ethernet devices
Task Type - Bug Report
Category - Kernel
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Medium
Priority - Very Low
Reported Version - Trunk
Due in Version - Undecided
Due Date - Undecided
Details - //Device//: **Youku YK1**

//Software//: **SNAPSHOT, r5040-f98f83e**

//Steps to reproduce//: Download [[http://downloads.lede-project.org/snapshots/targets/ramips/mt7620/lede-ramips-mt7620-youku-yk1-squashfs-sysupgrade.bin|image]] and install it. Because ethernet is dead I've created custom image with enabled WiFi in order to access device.

======ip a:======


1: lo:  mtu 65536 qdisc noqueue state UNKNOWN qlen 1
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
3: br-lan:  mtu 1500 qdisc noqueue state UP qlen 1000
    link/ether 54:36:9b:0d:9f:69 brd ff:ff:ff:ff:ff:ff
    inet 192.168.1.1/24 brd 192.168.1.255 scope global br-lan
       valid_lft forever preferred_lft forever
    inet6 fd92:c129:46b0::1/60 scope global 
       valid_lft forever preferred_lft forever
    inet6 fe80::5636:9bff:fe0d:9f69/64 scope link 
       valid_lft forever preferred_lft forever
4: wlan0:  mtu 1500 qdisc mq master br-lan state UP qlen 1000
    link/ether 54:36:9b:0d:9f:69 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::5636:9bff:fe0d:9f69/64 scope link 
       valid_lft forever preferred_lft forever


The hardware is seems ok. After installing firmware for [[http://downloads.lede-project.org/snapshots/targets/ramips/mt7620/lede-ramips-mt7620-y1-squashfs-sysupgrade.bin|Lenovo Y1]] ethernet devices are accessible:


1: lo:  mtu 65536 qdisc noqueue state UNKNOWN qlen 1
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: eth0:  mtu 1500 qdisc fq_codel state UP qlen 1000
    link/ether 54:36:9b:0d:9f:69 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::5636:9bff:fe0d:9f69/64 scope link 
       valid_lft forever preferred_lft forever
4: br-lan:  mtu 1500 qdisc noqueue state UP qlen 1000
    link/ether 56:36:9b:0d:9f:69 brd ff:ff:ff:ff:ff:ff
    inet 192.168.1.1/24 brd 192.168.1.255 scope global br-lan
       valid_lft forever preferred_lft forever
    inet6 fd94:4bcf:c5ba::1/60 scope global 
       valid_lft forever preferred_lft forever
    inet6 fe80::5436:9bff:fe0d:9f69/64 scope link 
       valid_lft forever preferred_lft forever
5: eth0.1 at eth0:  mtu 1500 qdisc noqueue master br-lan state UP qlen 1000
    link/ether 56:36:9b:0d:9f:69 brd ff:ff:ff:ff:ff:ff
6: eth0.2 at eth0:  mtu 1500 qdisc noqueue state UP qlen 1000
    link/ether 56:36:9b:0d:9f:6a brd ff:ff:ff:ff:ff:ff
    inet6 fe80::5436:9bff:fe0d:9f6a/64 scope link 
       valid_lft forever preferred_lft forever
7: wlan0:  mtu 1500 qdisc mq master br-lan state UP qlen 1000
    link/ether 54:36:9b:0d:9f:69 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::5636:9bff:fe0d:9f69/64 scope link 
       valid_lft forever preferred_lft forever


======dmesg:======

=====Essential line (I think):=====


[    0.498941] ralink-usb-phy usbphy: invalid resource


=====Whole output:=====


[    0.000000] Linux version 4.9.54 (buildbot at buildslave) (gcc version 5.4.0 (LEDE GCC 5.4.0 r4987-90805b16b6) ) #0 Mon Oct 9 09:29:01 2017
[    0.000000] Board has DDR2
[    0.000000] Analog PMU set to hw control
[    0.000000] Digital PMU set to hw control
[    0.000000] SoC Type: MediaTek MT7620A ver:2 eco:6
[    0.000000] bootconsole [early0] enabled
[    0.000000] CPU0 revision is: 00019650 (MIPS 24KEc)
[    0.000000] MIPS: machine is YOUKU YK1
[    0.000000] Determined physical RAM map:
[    0.000000]  memory: 08000000 @ 00000000 (usable)
[    0.000000] Initrd not found or empty - disabling initrd
[    0.000000] Primary instruction cache 64kB, VIPT, 4-way, linesize 32 bytes.
[    0.000000] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
[    0.000000] Zone ranges:
[    0.000000]   Normal   [mem 0x0000000000000000-0x0000000007ffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000000000-0x0000000007ffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000007ffffff]
[    0.000000] On node 0 totalpages: 32768
[    0.000000] free_area_init_node: node 0, pgdat 80420604, node_mem_map 81000020
[    0.000000]   Normal zone: 256 pages used for memmap
[    0.000000]   Normal zone: 0 pages reserved
[    0.000000]   Normal zone: 32768 pages, LIFO batch:7
[    0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[    0.000000] pcpu-alloc: [0] 0 
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 32512
[    0.000000] Kernel command line: console=ttyS0,57600 rootfstype=squashfs,jffs2
[    0.000000] PID hash table entries: 512 (order: -1, 2048 bytes)
[    0.000000] Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
[    0.000000] Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
[    0.000000] Writing ErrCtl register=0000000a
[    0.000000] Readback ErrCtl register=0000000a
[    0.000000] Memory: 125208K/131072K available (3285K kernel code, 159K rwdata, 784K rodata, 180K init, 222K bss, 5864K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] NR_IRQS:256
[    0.000000] CPU Clock: 580MHz
[    0.000000] clocksource: systick: mask: 0xffff max_cycles: 0xffff, max_idle_ns: 583261500 ns
[    0.000000] systick: enable autosleep mode
[    0.000000] systick: running - mult: 214748, shift: 32
[    0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 6590553264 ns
[    0.000012] sched_clock: 32 bits at 290MHz, resolution 3ns, wraps every 7405115902ns
[    0.015468] Calibrating delay loop... 385.84 BogoMIPS (lpj=1929216)
[    0.080618] pid_max: default: 32768 minimum: 301
[    0.089929] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.102955] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.123622] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.143104] futex hash table entries: 256 (order: -1, 3072 bytes)
[    0.155259] pinctrl core: initialized pinctrl subsystem
[    0.166940] NET: Registered protocol family 16
[    0.199979] rt2880_gpio 10000600.gpio: registering 24 gpios
[    0.211008] rt2880_gpio 10000600.gpio: registering 24 irq handlers
[    0.223606] rt2880_gpio 10000638.gpio: registering 16 gpios
[    0.234599] rt2880_gpio 10000638.gpio: registering 16 irq handlers
[    0.247145] rt2880_gpio 10000660.gpio: registering 32 gpios
[    0.258132] rt2880_gpio 10000660.gpio: registering 32 irq handlers
[    0.270687] rt2880_gpio 10000688.gpio: registering 1 gpios
[    0.281501] rt2880_gpio 10000688.gpio: registering 1 irq handlers
[    0.298127] clocksource: Switched to clocksource systick
[    0.309920] NET: Registered protocol family 2
[    0.319545] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[    0.333326] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
[    0.345914] TCP: Hash tables configured (established 1024 bind 1024)
[    0.358644] UDP hash table entries: 256 (order: 0, 4096 bytes)
[    0.370167] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[    0.382866] NET: Registered protocol family 1
[    0.391448] PCI: CLS 0 bytes, default 32
[    0.393907] rt-timer 10000100.timer: maximum frequency is 1220Hz
[    0.406652] Crashlog allocated RAM at address 0x3f00000
[    0.418275] workingset: timestamp_bits=30 max_order=15 bucket_order=0
[    0.439906] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    0.451394] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[    0.480757] io scheduler noop registered
[    0.488457] io scheduler deadline registered (default)
[    0.498941] ralink-usb-phy usbphy: invalid resource
[    0.509123] Serial: 8250/16550 driver, 16 ports, IRQ sharing enabled
[    0.525317] console [ttyS0] disabled
[    0.532366] 10000c00.uartlite: ttyS0 at MMIO 0x10000c00 (irq = 20, base_baud = 2500000) is a Palmchip BK-3103
[    0.552042] console [ttyS0] enabled
[    0.565861] bootconsole [early0] disabled
[    0.588873] spi spi0.0: force spi mode3
[    0.597340] m25p80 spi0.0: mx25l25635e (32768 Kbytes)
[    0.607500] 4 ofpart partitions found on MTD device spi0.0
[    0.618435] Creating 4 MTD partitions on "spi0.0":
[    0.627980] 0x000000000000-0x000000030000 : "u-boot"
[    0.639643] 0x000000030000-0x000000040000 : "u-boot-env"
[    0.652206] 0x000000040000-0x000000050000 : "factory"
[    0.664226] 0x000000050000-0x000002000000 : "firmware"
[    0.851167] 2 uimage-fw partitions found on MTD device firmware
[    0.863010] 0x000000050000-0x0000001a7df5 : "kernel"
[    0.874557] 0x0000001a7df5-0x000002000000 : "rootfs"
[    0.886376] mtd: device 5 (rootfs) set to be root filesystem
[    0.898348] 1 squashfs-split partitions found on MTD device rootfs
[    0.910725] 0x0000005e0000-0x000002000000 : "rootfs_data"
[    0.923844] libphy: Fixed MDIO Bus: probed
[    0.932648] rt2880-pinmux pinctrl: pin io40 already requested by pinctrl; cannot claim for 10100000.ethernet
[    0.952295] rt2880-pinmux pinctrl: pin-40 (10100000.ethernet) status -22
[    0.965662] rt2880-pinmux pinctrl: could not request pin 40 (io40) from group ephy  on device rt2880-pinmux
[    0.985083] mtk_soc_eth 10100000.ethernet: Error applying setting, reverse things back
[    1.000882] mtk_soc_eth: probe of 10100000.ethernet failed with error -22
[    1.014884] rt2880_wdt 10000120.watchdog: Initialized
[    1.026163] NET: Registered protocol family 10
[    1.039661] NET: Registered protocol family 17
[    1.048649] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[    1.074485] 8021q: 802.1Q VLAN Support v1.8
[    1.097524] VFS: Mounted root (squashfs filesystem) readonly on device 31:5.
[    1.112620] Freeing unused kernel memory: 180K
[    1.121505] This architecture does not have kernel memory protection.
[    2.393949] init: Console is alive
[    2.401079] init: - watchdog -
[    2.557217] random: fast init done
[    4.266470] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[    4.536813] usbcore: registered new interface driver usbfs
[    4.547943] usbcore: registered new interface driver hub
[    4.558678] usbcore: registered new device driver usb
[    4.574497] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    4.596334] SCSI subsystem initialized
[    4.609015] ehci-platform: EHCI generic platform driver
[    4.629818] phy phy-usbphy.0: remote usb device wakeup disabled
[    4.641629] phy phy-usbphy.0: UTMI 16bit 30MHz
[    4.650525] ehci-platform 101c0000.ehci: EHCI Host Controller
[    4.662020] ehci-platform 101c0000.ehci: new USB bus registered, assigned bus number 1
[    4.677927] ehci-platform 101c0000.ehci: irq 26, io mem 0x101c0000
[    4.700059] ehci-platform 101c0000.ehci: USB 2.0 started, EHCI 1.00
[    4.713639] hub 1-0:1.0: USB hub found
[    4.721536] hub 1-0:1.0: 1 port detected
[    4.732458] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    4.746346] ohci-platform: OHCI generic platform driver
[    4.757113] ohci-platform 101c1000.ohci: Generic Platform OHCI controller
[    4.770723] ohci-platform 101c1000.ohci: new USB bus registered, assigned bus number 2
[    4.786599] ohci-platform 101c1000.ohci: irq 26, io mem 0x101c1000
[    4.824795] hub 2-0:1.0: USB hub found
[    4.832749] hub 2-0:1.0: 1 port detected
[    4.842308] ohci-pci: OHCI PCI platform driver
[    4.863935] MTK MSDC device init.
[    4.891398] mtk-sd: MediaTek MT6575 MSDC Driver
[    4.908276] usbcore: registered new interface driver usb-storage
[    4.924325] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[    4.945338] init: - preinit -
[    5.011598] mmc0: new high speed SDHC card at address 1234
[    5.034842] mmcblk0: mmc0:1234 SA08G 7.21 GiB 
[    5.053081]  mmcblk0: p1
[    8.285453] jffs2: notice: (387) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found.
[    8.319181] mount_root: switching to jffs2 overlay
[    8.356620] urandom-seed: Seeding with /etc/urandom.seed
[    8.483091] procd: - early -
[    8.488928] procd: - watchdog -
[    8.929206] procd: - watchdog -
[    8.935817] procd: - ubus -
[    9.180228] procd: - init -
[    9.547827] kmodloader: loading kernel modules from /etc/modules.d/*
[    9.565759] Loading modules backported from Linux version v4.14-rc2-0-ge19b205be43d
[    9.581089] Backport generated by backports.git v4.14-rc2-1-0-g8bfe0960
[    9.677737] rt2800_wmac 10180000.wmac: loaded eeprom from mtd device "factory"
[    9.692207] ieee80211 phy0: rt2x00_set_rt: Info - RT chipset 6352, rev 0500 detected
[    9.707677] ieee80211 phy0: rt2x00_set_rf: Info - RF chipset 7620 detected
[    9.722133] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[    9.743785] kmodloader: done loading kernel modules from /etc/modules.d/*
[   15.414158] IPv6: ADDRCONF(NETDEV_UP): br-lan: link is not ready
[   18.739488] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   18.783553] br-lan: port 1(wlan0) entered blocking state
[   18.794221] br-lan: port 1(wlan0) entered disabled state
[   18.805278] device wlan0 entered promiscuous mode
[   18.876601] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[   18.889512] br-lan: port 1(wlan0) entered blocking state
[   18.900130] br-lan: port 1(wlan0) entered forwarding state
[   18.988088] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready
[   47.782580] random: crng init done


**dmesg** from device with Lenovo Y1 firmware:


[    0.000000] Linux version 4.9.54 (buildbot at buildslave) (gcc version 5.4.0 (LEDE GCC 5.4.0 r4987-90805b16b6) ) #0 Mon Oct 9 09:29:01 2017
[    0.000000] Board has DDR2
[    0.000000] Analog PMU set to hw control
[    0.000000] Digital PMU set to hw control
[    0.000000] SoC Type: MediaTek MT7620A ver:2 eco:6
[    0.000000] bootconsole [early0] enabled
[    0.000000] CPU0 revision is: 00019650 (MIPS 24KEc)
[    0.000000] MIPS: machine is Lenovo Y1
[    0.000000] Determined physical RAM map:
[    0.000000]  memory: 08000000 @ 00000000 (usable)
[    0.000000] Initrd not found or empty - disabling initrd
[    0.000000] Primary instruction cache 64kB, VIPT, 4-way, linesize 32 bytes.
[    0.000000] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
[    0.000000] Zone ranges:
[    0.000000]   Normal   [mem 0x0000000000000000-0x0000000007ffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000000000-0x0000000007ffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000007ffffff]
[    0.000000] On node 0 totalpages: 32768
[    0.000000] free_area_init_node: node 0, pgdat 80420604, node_mem_map 81000020
[    0.000000]   Normal zone: 256 pages used for memmap
[    0.000000]   Normal zone: 0 pages reserved
[    0.000000]   Normal zone: 32768 pages, LIFO batch:7
[    0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[    0.000000] pcpu-alloc: [0] 0 
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 32512
[    0.000000] Kernel command line: console=ttyS0,115200 rootfstype=squashfs,jffs2
[    0.000000] PID hash table entries: 512 (order: -1, 2048 bytes)
[    0.000000] Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
[    0.000000] Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
[    0.000000] Writing ErrCtl register=00077412
[    0.000000] Readback ErrCtl register=00077412
[    0.000000] Memory: 125208K/131072K available (3285K kernel code, 159K rwdata, 784K rodata, 180K init, 222K bss, 5864K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] NR_IRQS:256
[    0.000000] CPU Clock: 580MHz
[    0.000000] clocksource: systick: mask: 0xffff max_cycles: 0xffff, max_idle_ns: 583261500 ns
[    0.000000] systick: enable autosleep mode
[    0.000000] systick: running - mult: 214748, shift: 32
[    0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 6590553264 ns
[    0.000012] sched_clock: 32 bits at 290MHz, resolution 3ns, wraps every 7405115902ns
[    0.015469] Calibrating delay loop... 385.84 BogoMIPS (lpj=1929216)
[    0.080616] pid_max: default: 32768 minimum: 301
[    0.089927] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.102954] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.123744] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.143226] futex hash table entries: 256 (order: -1, 3072 bytes)
[    0.155382] pinctrl core: initialized pinctrl subsystem
[    0.167057] NET: Registered protocol family 16
[    0.437711] mt7620-pci 10140000.pcie: PCIE0 no card, disable it(RST&CLK)
[    0.450939] mt7620-pci: probe of 10140000.pcie failed with error -1
[    0.478185] rt2880_gpio 10000600.gpio: registering 24 gpios
[    0.489214] rt2880_gpio 10000600.gpio: registering 24 irq handlers
[    0.501809] rt2880_gpio 10000660.gpio: registering 32 gpios
[    0.512804] rt2880_gpio 10000660.gpio: registering 32 irq handlers
[    0.525352] rt2880_gpio 10000688.gpio: registering 1 gpios
[    0.536165] rt2880_gpio 10000688.gpio: registering 1 irq handlers
[    0.552511] clocksource: Switched to clocksource systick
[    0.564318] NET: Registered protocol family 2
[    0.573944] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[    0.587725] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
[    0.600313] TCP: Hash tables configured (established 1024 bind 1024)
[    0.613042] UDP hash table entries: 256 (order: 0, 4096 bytes)
[    0.624567] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[    0.637265] NET: Registered protocol family 1
[    0.645849] PCI: CLS 0 bytes, default 32
[    0.648291] rt-timer 10000100.timer: maximum frequency is 1220Hz
[    0.661032] Crashlog allocated RAM at address 0x3f00000
[    0.672634] workingset: timestamp_bits=30 max_order=15 bucket_order=0
[    0.694250] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    0.705737] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[    0.735082] io scheduler noop registered
[    0.742781] io scheduler deadline registered (default)
[    0.753256] ralink-usb-phy usbphy: invalid resource
[    0.763438] Serial: 8250/16550 driver, 16 ports, IRQ sharing enabled
[    0.779609] console [ttyS0] disabled
[    0.786660] 10000c00.uartlite: ttyS0 at MMIO 0x10000c00 (irq = 20, base_baud = 2500000) is a Palmchip BK-3103
[    0.806334] console [ttyS0] enabled
[    0.813412] bootconsole [early0] disabled
[    0.828574] spi spi0.0: force spi mode3
[    0.833432] m25p80 spi0.0: mx25l25635e (32768 Kbytes)
[    0.838633] 4 ofpart partitions found on MTD device spi0.0
[    0.844285] Creating 4 MTD partitions on "spi0.0":
[    0.849181] 0x000000000000-0x000000030000 : "u-boot"
[    0.856019] 0x000000030000-0x000000040000 : "u-boot-env"
[    0.863423] 0x000000040000-0x000000050000 : "factory"
[    0.870444] 0x000000050000-0x000001000000 : "firmware"
[    0.964557] 2 uimage-fw partitions found on MTD device firmware
[    0.970623] 0x000000050000-0x0000001a7d82 : "kernel"
[    0.977353] 0x0000001a7d82-0x000001000000 : "rootfs"
[    0.984356] mtd: device 5 (rootfs) set to be root filesystem
[    0.990722] 1 squashfs-split partitions found on MTD device rootfs
[    0.997110] 0x0000005f0000-0x000001000000 : "rootfs_data"
[    1.004984] libphy: Fixed MDIO Bus: probed
[    1.011814] gsw: setting port4 to ephy mode
[    1.016178] mtk_soc_eth 10100000.ethernet eth0 (uninitialized): port 0 link up (100Mbps/Full duplex)
[    1.026902] mtk_soc_eth 10100000.ethernet: loaded mt7620 driver
[    1.033865] mtk_soc_eth 10100000.ethernet eth0: mediatek frame engine at 0xb0100000, irq 5
[    1.042878] rt2880_wdt 10000120.watchdog: Initialized
[    1.049205] NET: Registered protocol family 10
[    1.056972] NET: Registered protocol family 17
[    1.061567] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[    1.074855] 8021q: 802.1Q VLAN Support v1.8
[    1.096389] VFS: Mounted root (squashfs filesystem) readonly on device 31:5.
[    1.104626] Freeing unused kernel memory: 180K
[    1.109161] This architecture does not have kernel memory protection.
[    2.612505] random: fast init done
[    2.733461] init: Console is alive
[    2.737169] init: - watchdog -
[    4.180803] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[    4.440713] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[    4.452211] init: - preinit -
[    6.368734] 8021q: adding VLAN 0 to HW filter on device eth0
[    7.761984] mount_root: jffs2 not ready yet, using temporary tmpfs overlay
[    7.797333] urandom-seed: Seed file not found (/etc/urandom.seed)
[    7.915013] procd: - early -
[    7.918064] procd: - watchdog -
[    8.237989] procd: - watchdog -
[    8.241519] procd: - ubus -
[    8.418817] procd: - init -
[    8.822158] kmodloader: loading kernel modules from /etc/modules.d/*
[    8.836464] ip6_tables: (C) 2000-2006 Netfilter Core Team
[    8.852308] Loading modules backported from Linux version v4.14-rc2-0-ge19b205be43d
[    8.860209] Backport generated by backports.git v4.14-rc2-1-0-g8bfe0960
[    8.925270] ip_tables: (C) 2000-2006 Netfilter Core Team
[    8.940466] nf_conntrack version 0.5.0 (2048 buckets, 8192 max)
[    9.020544] xt_time: kernel timezone is -0000
[    9.036017] PPP generic driver version 2.4.2
[    9.043308] NET: Registered protocol family 24
[    9.065438] rt2800_wmac 10180000.wmac: loaded eeprom from mtd device "factory"
[    9.072903] ieee80211 phy0: rt2x00_set_rt: Info - RT chipset 6352, rev 0500 detected
[    9.080838] ieee80211 phy0: rt2x00_set_rf: Info - RF chipset 7620 detected
[    9.088582] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[    9.184629] kmodloader: done loading kernel modules from /etc/modules.d/*
[   16.154464] jffs2_scan_eraseblock(): End of filesystem marker found at 0x0
[   16.161527] jffs2_build_filesystem(): unlocking the mtd device... 
[   16.167721] done.
[   16.169685] jffs2_build_filesystem(): erasing all blocks after the end marker... 
[   20.965011] 8021q: adding VLAN 0 to HW filter on device eth0
[   21.004484] device eth0 entered promiscuous mode
[   21.037292] br-lan: port 1(eth0.1) entered blocking state
[   21.042893] br-lan: port 1(eth0.1) entered disabled state
[   21.048879] device eth0.1 entered promiscuous mode
[   21.133985] br-lan: port 1(eth0.1) entered blocking state
[   21.139513] br-lan: port 1(eth0.1) entered forwarding state
[   27.504253] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   27.530200] br-lan: port 2(wlan0) entered blocking state
[   27.535712] br-lan: port 2(wlan0) entered disabled state
[   27.541641] device wlan0 entered promiscuous mode
[   27.634677] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[   27.641359] br-lan: port 2(wlan0) entered blocking state
[   27.646852] br-lan: port 2(wlan0) entered forwarding state
[   86.014234] done.
[   86.016255] jffs2: notice: (858) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found.
[   92.571384] random: crng init done
[   93.092837] mtk_soc_eth 10100000.ethernet eth0: port 0 link down
[   93.099782] br-lan: port 1(eth0.1) entered disabled state
[   95.629651] mtk_soc_eth 10100000.ethernet eth0: port 0 link up (100Mbps/Full duplex)
[   95.639039] br-lan: port 1(eth0.1) entered blocking state
[   95.644628] br-lan: port 1(eth0.1) entered forwarding state


======Additional hardware info: ======


CPU 	MediaTek MT7620A ver 2, eco 6
RAM 	128MB DDR2
Flash 	Macronix MX25L25635E @ 24MHz (32MB)
Switch 	MediaTek MT7620A built-in 5-port 10/100M switch



 

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=1055



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