you can look with this data what is wrong? and where the sfp module is linked
#dmesg (without SFP modul)
root@OpenWrt:/# dmesg
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.14.180 (builder@buildhost) (gcc version 7.5.0 (OpenWrt GCC 7.5.0 r11063-85e04e9f46)) #0 SMP Sat May 16 18:32:20 2020
[ 0.000000] CPU: ARMv7 Processor [414fc091] revision 1 (ARMv7), cr=10c5387d
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[ 0.000000] OF: fdt: Machine model: SolidRun Clearfog Base A1
[ 0.000000] Memory policy: Data cache writealloc
[ 0.000000] On node 0 totalpages: 524288
[ 0.000000] free_area_init_node: node 0, pgdat c0931440, node_mem_map eeff9000
[ 0.000000] Normal zone: 1536 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 196608 pages, LIFO batch:31
[ 0.000000] HighMem zone: 327680 pages, LIFO batch:31
[ 0.000000] random: get_random_bytes called from 0xc08008bc with crng_init=0
[ 0.000000] percpu: Embedded 11 pages/cpu s14860 r8192 d22004 u45056
[ 0.000000] pcpu-alloc: s14860 r8192 d22004 u45056 alloc=11*4096
[ 0.000000] pcpu-alloc: [0] 0 [0] 1
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 522752
[ 0.000000] Kernel command line: root=PARTUUID=1090e50c-02 rootfstype=auto rootwait console=ttyS0,115200
[ 0.000000] Bootloader command line not present
[ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Memory: 2071132K/2097152K available (6144K kernel code, 199K rwdata, 816K rodata, 1024K init, 233K bss, 26020K reserved, 0K cma-reserved, 1310720K highmem)
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB)
[ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
[ 0.000000] vmalloc : 0xf0800000 - 0xff800000 ( 240 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xf0000000 ( 768 MB)
[ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
[ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
[ 0.000000] .text : 0xc0008000 - 0xc0700000 (7136 kB)
[ 0.000000] .init : 0xc0800000 - 0xc0900000 (1024 kB)
[ 0.000000] .data : 0xc0900000 - 0xc0931d40 ( 200 kB)
[ 0.000000] .bss : 0xc0931d40 - 0xc096c198 ( 234 kB)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=2.
[ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[ 0.000000] L2C-310 enabling early BRESP for Cortex-A9
[ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9
[ 0.000000] L2C-310 D prefetch enabled, offset 1 lines
[ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled
[ 0.000000] L2C-310 Coherent cache controller enabled, 16 ways, 1024 kB
[ 0.000000] L2C-310 Coherent: CACHE_ID 0x410054c9, AUX_CTRL 0x56070001
[ 0.000007] sched_clock: 64 bits at 800MHz, resolution 1ns, wraps every 4398046511103ns
[ 0.000016] clocksource: arm_global_timer: mask: 0xffffffffffffffff max_cycles: 0xb881274fa3, max_idle_ns: 440795210636 ns
[ 0.000029] Switching to timer-based delay loop, resolution 1ns
[ 0.000149] Ignoring duplicate/late registration of read_current_timer delay
[ 0.000156] clocksource: armada_370_xp_clocksource: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 76450417870 ns
[ 0.000275] Calibrating delay loop (skipped), value calculated using timer frequency.. 1600.00 BogoMIPS (lpj=8000000)
[ 0.000282] pid_max: default: 32768 minimum: 301
[ 0.000336] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000342] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000535] CPU: Testing write buffer coherency: ok
[ 0.000547] CPU0: Spectre v2: using BPIALL workaround
[ 0.000644] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[ 0.000755] Setting up static identity map for 0x100000 - 0x100060
[ 0.000828] mvebu-soc-id: MVEBU SoC ID=0x6828, Rev=0xA
[ 0.000902] mvebu-pmsu: Initializing Power Management Service Unit
[ 0.000946] Hierarchical SRCU implementation.
[ 0.001127] smp: Bringing up secondary CPUs ...
[ 0.001240] Booting CPU 1
[ 0.001392] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
[ 0.001394] CPU1: Spectre v2: using BPIALL workaround
[ 0.001441] smp: Brought up 1 node, 2 CPUs
[ 0.001446] SMP: Total of 2 processors activated (3200.00 BogoMIPS).
[ 0.001449] CPU: All CPU(s) started in SVC mode.
[ 0.002965] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4
[ 0.003017] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.003024] futex hash table entries: 512 (order: 3, 32768 bytes)
[ 0.003072] pinctrl core: initialized pinctrl subsystem
[ 0.003381] NET: Registered protocol family 16
[ 0.003929] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.004379] cpuidle: using governor ladder
[ 0.004535] mvebu-pmsu: CPU hotplug support is currently broken on Armada 38x: disabling
[ 0.004543] mvebu-pmsu: CPU idle is currently broken on Armada 38x: disabling
[ 0.010774] SCSI subsystem initialized
[ 0.010936] libata version 3.00 loaded.
[ 0.011013] usbcore: registered new interface driver usbfs
[ 0.011037] usbcore: registered new interface driver hub
[ 0.011059] usbcore: registered new device driver usb
[ 0.011744] clocksource: Switched to clocksource arm_global_timer
[ 0.012071] NET: Registered protocol family 2
[ 0.012311] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.012349] TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.012410] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.012457] UDP hash table entries: 512 (order: 2, 16384 bytes)
[ 0.012481] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[ 0.012560] NET: Registered protocol family 1
[ 0.012575] PCI: CLS 0 bytes, default 64
[ 0.013604] Crashlog allocated RAM at address 0x3f00000
[ 0.013689] workingset: timestamp_bits=30 max_order=19 bucket_order=0
[ 0.015257] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.015266] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 0.016532] bounce: pool size: 64 pages
[ 0.016542] io scheduler noop registered
[ 0.016546] io scheduler deadline registered (default)
[ 0.016989] armada-38x-pinctrl f1018000.pinctrl: registered pinctrl driver
[ 0.017356] GPIO line 19 (phy1-reset) hogged as output/low
[ 0.018128] mv_xor f1060800.xor: Marvell shared XOR driver
[ 0.072180] mv_xor f1060800.xor: Marvell XOR (Descriptor Mode): ( xor cpy intr )
[ 0.072292] mv_xor f1060900.xor: Marvell shared XOR driver
[ 0.142149] mv_xor f1060900.xor: Marvell XOR (Descriptor Mode): ( xor cpy intr )
[ 0.142308] Serial: 8250/16550 driver, 16 ports, IRQ sharing enabled
[ 0.142992] console [ttyS0] disabled
[ 0.163058] f1012000.serial: ttyS0 at MMIO 0xf1012000 (irq = 23, base_baud = 15625000) is a 16550A
[ 0.767124] console [ttyS0] enabled
[ 0.790868] f1012100.serial: ttyS1 at MMIO 0xf1012100 (irq = 24, base_baud = 15625000) is a 16550A
[ 0.801316] loop: module loaded
[ 0.804792] ahci-mvebu f10a8000.sata: AHCI 0001.0000 32 slots 2 ports 6 Gbps 0x3 impl platform mode
[ 0.813870] ahci-mvebu f10a8000.sata: flags: 64bit ncq sntf led only pmp fbs pio slum part sxs
[ 0.822994] scsi host0: ahci-mvebu
[ 0.826531] scsi host1: ahci-mvebu
[ 0.830000] ata1: SATA max UDMA/133 mmio [mem 0xf10a8000-0xf10a9fff] port 0x100 irq 45
[ 0.837947] ata2: SATA max UDMA/133 mmio [mem 0xf10a8000-0xf10a9fff] port 0x180 irq 45
[ 0.846021] ahci-mvebu f10e0000.sata: AHCI 0001.0000 32 slots 2 ports 6 Gbps 0x3 impl platform mode
[ 0.855096] ahci-mvebu f10e0000.sata: flags: 64bit ncq sntf led only pmp fbs pio slum part sxs
[ 0.864179] scsi host2: ahci-mvebu
[ 0.867711] scsi host3: ahci-mvebu
[ 0.871180] ata3: SATA max UDMA/133 mmio [mem 0xf10e0000-0xf10e1fff] port 0x100 irq 46
[ 0.879126] ata4: SATA max UDMA/133 mmio [mem 0xf10e0000-0xf10e1fff] port 0x180 irq 46
[ 0.896650] m25p80 spi1.0: w25q32 (4096 Kbytes)
[ 0.901690] libphy: Fixed MDIO Bus: probed
[ 0.906119] libphy: orion_mdio_bus: probed
[ 0.910966] mvneta_bm f10c8000.bm: Buffer Manager for network controller enabled
[ 0.919735] mvneta f1070000.ethernet eth0: Using random mac address 8a:5f:ac:08:ff:80
[ 0.928586] mvneta f1030000.ethernet eth1: Using random mac address ee:26:64:ec:4f:3b
[ 0.937437] mvneta f1034000.ethernet eth2: Using random mac address 0e:7d:53:5f:88:4d
[ 0.945455] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.952002] ehci-pci: EHCI PCI platform driver
[ 0.956478] ehci-platform: EHCI generic platform driver
[ 0.961790] ehci-orion: EHCI orion driver
[ 0.965901] orion-ehci f1058000.usb: EHCI Host Controller
[ 0.971322] orion-ehci f1058000.usb: new USB bus registered, assigned bus number 1
[ 0.978957] orion-ehci f1058000.usb: irq 41, io mem 0xf1058000
[ 1.011725] orion-ehci f1058000.usb: USB 2.0 started, EHCI 1.00
[ 1.017876] hub 1-0:1.0: USB hub found
[ 1.021646] hub 1-0:1.0: 1 port detected
[ 1.025933] xhci-hcd f10f8000.usb3: xHCI Host Controller
[ 1.031265] xhci-hcd f10f8000.usb3: new USB bus registered, assigned bus number 2
[ 1.038829] xhci-hcd f10f8000.usb3: hcc params 0x0a000990 hci version 0x100 quirks 0x0000000000010010
[ 1.048093] xhci-hcd f10f8000.usb3: irq 48, io mem 0xf10f8000
[ 1.054045] hub 2-0:1.0: USB hub found
[ 1.057814] hub 2-0:1.0: 1 port detected
[ 1.061845] xhci-hcd f10f8000.usb3: xHCI Host Controller
[ 1.067174] xhci-hcd f10f8000.usb3: new USB bus registered, assigned bus number 3
[ 1.074686] xhci-hcd f10f8000.usb3: Host supports USB 3.0 SuperSpeed
[ 1.081167] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM.
[ 1.089435] hub 3-0:1.0: USB hub found
[ 1.093208] hub 3-0:1.0: 1 port detected
[ 1.097325] usbcore: registered new interface driver usb-storage
[ 1.103748] armada38x-rtc f10a3800.rtc: registered as rtc0
[ 1.109385] i2c /dev entries driver
[ 1.113116] pca953x 0-0020: 0-0020 supply vcc not found, using dummy regulator
[ 1.120956] GPIO line 496 (pcie1.0-clkreq) hogged as input
[ 1.126739] GPIO line 499 (pcie1.0-w-disable) hogged as output/low
[ 1.133133] GPIO line 501 (usb3-current-limit) hogged as input
[ 1.139250] GPIO line 502 (usb3-power) hogged as output/high
[ 1.145201] GPIO line 507 (m.2 devslp) hogged as output/low
[ 1.161314] (NULL device *): hwmon_device_register() is deprecated. Please convert the driver to use hwmon_device_register_with_info().
[ 1.172943] ata2: SATA link down (SStatus 0 SControl 300)
[ 1.173709] orion_wdt: Initial timeout 171 sec
[ 1.179011] ata1: SATA link down (SStatus 0 SControl 300)
[ 1.183654] sdhci: Secure Digital Host Controller Interface driver
[ 1.194987] sdhci: Copyright(c) Pierre Ossman
[ 1.214190] ata3: SATA link down (SStatus 0 SControl 300)
[ 1.219624] ata4: SATA link down (SStatus 0 SControl 300)
[ 1.261722] mmc0: SDHCI controller on f10d8000.sdhci [f10d8000.sdhci] using ADMA
[ 1.269230] sdhci-pltfm: SDHCI platform and OF driver helper
[ 1.275618] marvell-cesa f1090000.crypto: CESA device successfully registered
[ 1.283187] NET: Registered protocol family 10
[ 1.289160] Segment Routing with IPv6
[ 1.292868] NET: Registered protocol family 17
[ 1.297334] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[ 1.311802] 8021q: 802.1Q VLAN Support v1.8
[ 1.316057] Registering SWP/SWPB emulation handler
[ 1.322083] mvebu-pcie soc:pcie: /soc/pcie/pcie@2,0: reset gpio is active low
[ 1.386158] mmc0: new high speed MMC card at address 0001
[ 1.391786] mmcblk0: mmc0:0001 8GTF4R 7.28 GiB
[ 1.396374] mmcblk0boot0: mmc0:0001 8GTF4R partition 1 4.00 MiB
[ 1.402365] mmcblk0boot1: mmc0:0001 8GTF4R partition 2 4.00 MiB
[ 1.408329] mmcblk0rpmb: mmc0:0001 8GTF4R partition 3 512 KiB, chardev (250:0)
[ 1.416102] mmcblk0: p1 p2
[ 1.461730] usb 2-1: new high-speed USB device number 2 using xhci-hcd
[ 1.672228] usb-storage 2-1:1.0: USB Mass Storage device detected
[ 1.678420] scsi host4: usb-storage 2-1:1.0
[ 2.721923] scsi 4:0:0:0: Direct-Access MXT-USB Storage Device 1109 PQ: 0 ANSI: 0 CCS
[ 2.731041] sd 4:0:0:0: [sda] 31116288 512-byte logical blocks: (15.9 GB/14.8 GiB)
[ 2.738739] sd 4:0:0:0: [sda] Write Protect is off
[ 2.743554] sd 4:0:0:0: [sda] Mode Sense: 03 00 00 00
[ 2.743662] sd 4:0:0:0: [sda] No Caching mode page found
[ 2.748987] sd 4:0:0:0: [sda] Assuming drive cache: write through
[ 2.760626] sda: sda1
[ 2.763593] sd 4:0:0:0: [sda] Attached SCSI removable disk
[ 4.321717] pcie1.0: reset completed in 100000us
[ 4.326416] mvebu-pcie soc:pcie: PCI host bridge to bus 0000:00
[ 4.332360] pci_bus 0000:00: root bus resource [io 0x1000-0xfffff]
[ 4.338643] pci_bus 0000:00: root bus resource [mem 0xe0000000-0xe7ffffff]
[ 4.345538] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 4.351050] pci 0000:00:02.0: [11ab:6828] type 01 class 0x060400
[ 4.351136] PCI: bus0: Fast back to back transfers disabled
[ 4.356730] pci 0000:00:02.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[ 4.364790] PCI: bus1: Fast back to back transfers enabled
[ 4.370289] pci_bus 0000:01: busn_res: [bus 01-ff] end is updated to 01
[ 4.370300] pci 0000:00:02.0: PCI bridge to [bus 01]
[ 4.375391] libphy: SFP I2C Bus: probed
[ 4.379829] random: fast init done
[ 4.384156] armada38x-rtc f10a3800.rtc: setting system clock to 2020-06-09 12:17:46 UTC (1591705066)
[ 4.394861] EXT4-fs (mmcblk0p2): INFO: recovery required on readonly filesystem
[ 4.402199] EXT4-fs (mmcblk0p2): write access will be enabled during recovery
[ 4.423005] EXT4-fs (mmcblk0p2): recovery complete
[ 4.428726] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[ 4.436861] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[ 4.444224] Freeing unused kernel memory: 1024K
[ 4.526991] init: Console is alive
[ 4.530467] init: - watchdog -
[ 4.567890] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[ 4.576461] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[ 4.584020] init: - preinit -
[ 4.643903] mvneta f1070000.ethernet tmp0: renamed from eth0
[ 4.650186] random: procd: uninitialized urandom read (4 bytes read)
[ 4.693173] mvneta f1030000.ethernet eth0: renamed from eth1
[ 4.733105] mvneta f1034000.ethernet eth1: renamed from eth2
[ 4.773087] mvneta f1070000.ethernet eth2: renamed from tmp0
[ 4.831346] random: jshn: uninitialized urandom read (4 bytes read)
[ 4.847559] random: jshn: uninitialized urandom read (4 bytes read)
[ 4.885936] mvneta f1034000.ethernet eth1: configuring for SGMII/sgmii link mode
[ 4.893775] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
[ 7.935820] mount_root: mounting /dev/root
[ 7.940704] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[ 8.037817] EXT4-fs (mmcblk0p1): mounted filesystem without journal. Opts: (null)
[ 8.087975] urandom-seed: Seeding with /etc/urandom.seed
[ 8.110498] procd: - early -
[ 8.113426] procd: - watchdog -
[ 8.711759] procd: - watchdog -
[ 8.714994] procd: - ubus -
[ 8.721650] urandom_read: 3 callbacks suppressed
[ 8.721653] random: ubusd: uninitialized urandom read (4 bytes read)
[ 8.768109] random: ubusd: uninitialized urandom read (4 bytes read)
[ 8.774561] random: ubusd: uninitialized urandom read (4 bytes read)
[ 8.781119] procd: - init -
[ 8.852653] kmodloader: loading kernel modules from /etc/modules.d/*
[ 8.860772] ip6_tables: (C) 2000-2006 Netfilter Core Team
[ 8.862803] urngd: v1.0.2 started.
[ 8.874575] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 8.881339] nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
[ 8.895863] random: crng init done
[ 8.897669] xt_time: kernel timezone is -0000
[ 8.899280] random: 1 urandom warning(s) missed due to ratelimiting
[ 8.905778] PPP generic driver version 2.4.2
[ 8.914920] NET: Registered protocol family 24
[ 8.920170] kmodloader: done loading kernel modules from /etc/modules.d/*
[ 10.742649] mvneta f1030000.ethernet eth0: PHY [f1072004.mdio-mii:01] driver [Marvell 88E1510]
[ 10.754306] mvneta f1030000.ethernet eth0: configuring for phy/sgmii link mode
[ 10.761990] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 14.002085] mvneta f1030000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off
[ 14.009950] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready