Hi Andre,

Here's the whole log. I am wondering if changing the cpufreq from u-boot
has messed it up?

U-Boot SPL 2017.09-dirty (Nov 23 2017 - 20:48:36)
> DRAM: 1024 MiB
> Trying to boot from MMC1
> NOTICE:  BL3-1: Running on H5 (1718) in SRAM A2 (@0x44000)
> NOTICE:  Configuring SPC Controller
> NOTICE:  BL3-1: v1.0(debug):91f2402
> NOTICE:  BL3-1: Built : 20:35:30, Nov 23 2017
> NOTICE:  SCPI: dummy stub handler, implementation level: 000000
> INFO:    BL3-1: Initializing runtime services
> INFO:    BL3-1: Preparing for EL3 exit to normal world
> INFO:    BL3-1: Next image address: 0x4a000000, SPSR: 0x3c9
>
> U-Boot 2017.09-dirty (Nov 23 2017 - 20:48:36 +0000) Allwinner Technology
> CPU:   Allwinner H5 (SUN50I)
> Model: OrangePi PC 2
> DRAM:  1 GiB
> MMC:   SUNXI SD/MMC: 0
> *** Warning - bad CRC, using default environment
> In:    serial
> Out:   serial
> Err:   serial
> Net:   phy interface7
> eth0: ethernet@1c30000
> starting USB...
> USB0:   USB EHCI 1.00
> USB1:   USB OHCI 1.0
> scanning bus 0 for devices... 1 USB Device(s) found
>        scanning usb for storage devices... 0 Storage Device(s) found
> Hit any key to stop autoboot:  0
> switch to partitions #0, OK
> mmc0 is current device
> Scanning mmc 0:1...
> Found U-Boot script /boot.scr
> 623 bytes read in 61 ms (9.8 KiB/s)
> ## Executing script at 4fc00000
> This is your bootloader speaking.
> ---------------
> All your sunxi are belong to us.
> ---------------
> booting...
> 24017408 bytes read in 101840 ms (229.5 KiB/s)
> 14643 bytes read in 95 ms (150.4 KiB/s)
> ## Flattened Device Tree blob at 4fa00000
>    Booting using the fdt blob at 0x4fa00000
>    Loading Device Tree to 0000000049ff9000, end 0000000049fff932 ... OK
> Starting kernel ...
> [    0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd034]
> [    0.000000] Linux version 4.14.0-g5a787756b (chris@sunxi-build) (gcc
> version 7.2.0 (Debian 7.2.0-11)) #1 SMP PREEMPT Thu Nov 23 20:25:27 GMT 2017
> [    0.000000] Machine model: Xunlong Orange Pi PC 2
> [    0.000000] efi: Getting EFI parameters from FDT:
> [    0.000000] efi: UEFI not found.
> [    0.000000] cma: Reserved 16 MiB at 0x000000007f000000
> [    0.000000] NUMA: No NUMA configuration found
> [    0.000000] NUMA: Faking a node at [mem
> 0x0000000000000000-0x000000007fffffff]
> [    0.000000] NUMA: NODE_DATA [mem 0x7efe2080-0x7efe3b7f]
> [    0.000000] Zone ranges:
> [    0.000000]   DMA      [mem 0x0000000040000000-0x000000007fffffff]
> [    0.000000]   Normal   empty
> [    0.000000] Movable zone start for each node
> [    0.000000] Early memory node ranges
> [    0.000000]   node   0: [mem 0x0000000040000000-0x000000007fffffff]
> [    0.000000] Initmem setup node 0 [mem
> 0x0000000040000000-0x000000007fffffff]
> [    0.000000] psci: probing for conduit method from DT.
> [    0.000000] psci: PSCIv0.2 detected in firmware.
> [    0.000000] psci: Using standard PSCI v0.2 function IDs
> [    0.000000] psci: Trusted OS migration not required
> [    0.000000] random: fast init done
> [    0.000000] percpu: Embedded 21 pages/cpu @ffff80003ef87000 s55960 r0
> d30056 u86016
> [    0.000000] Detected VIPT I-cache on CPU0
> [    0.000000] CPU features: enabling workaround for ARM erratum 845719
> [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages:
> 258048
> [    0.000000] Policy zone: DMA
> [    0.000000] Kernel command line: console=ttyS0,115200 noinitrd
> root=/dev/mmcblk0p1 rootfstype=ext4 rw rootdelay=5
> [    0.000000] Memory: 991348K/1048576K available (15100K kernel code,
> 1566K rwdata, 5528K rodata, 1216K init, 484K bss, 40844K reserved, 16384K
> cma-reserved)
> [    0.000000] Virtual kernel memory layout:
> [    0.000000]     modules : 0xffff000000000000 - 0xffff000008000000   (
>  128 MB)
> [    0.000000]     vmalloc : 0xffff000008000000 - 0xffff7dffbfff0000
>  (129022 GB)
> [    0.000000]       .text : 0xffff000008080000 - 0xffff000008f40000   (
> 15104 KB)
> [    0.000000]     .rodata : 0xffff000008f40000 - 0xffff0000094b0000   (
> 5568 KB)
> [    0.000000]       .init : 0xffff0000094b0000 - 0xffff0000095e0000   (
> 1216 KB)
> [    0.000000]       .data : 0xffff0000095e0000 - 0xffff000009767a00   (
> 1567 KB)
> [    0.000000]        .bss : 0xffff000009767a00 - 0xffff0000097e0d80   (
>  485 KB)
> [    0.000000]     fixed   : 0xffff7dfffe7fb000 - 0xffff7dfffec00000   (
> 4116 KB)
> [    0.000000]     PCI I/O : 0xffff7dfffee00000 - 0xffff7dffffe00000   (
>   16 MB)
> [    0.000000]     vmemmap : 0xffff7e0000000000 - 0xffff800000000000   (
> 2048 GB maximum)
> [    0.000000]               0xffff7e0000000000 - 0xffff7e0001000000   (
>   16 MB actual)
> [    0.000000]     memory  : 0xffff800000000000 - 0xffff800040000000   (
> 1024 MB)
> [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
> [    0.000000] Preemptible hierarchical RCU implementation.
> [    0.000000]  RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
> [    0.000000]  Tasks RCU enabled.
> [    0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
> [    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
> [    0.000000] GIC: Using split EOI/Deactivate mode
> [    0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (phys).
> [    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff
> max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns
> [    0.000004] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every
> 4398046511097ns
> [    0.000160] Console: colour dummy device 80x25
> [    0.000225] Calibrating delay loop (skipped), value calculated using
> timer frequency.. 48.00 BogoMIPS (lpj=96000)
> [    0.000237] pid_max: default: 32768 minimum: 301
> [    0.000319] Security Framework initialized
> [    0.000976] Dentry cache hash table entries: 131072 (order: 8, 1048576
> bytes)
> [    0.001308] Inode-cache hash table entries: 65536 (order: 7, 524288
> bytes)
> [    0.001342] Mount-cache hash table entries: 2048 (order: 2, 16384 bytes)
> [    0.001360] Mountpoint-cache hash table entries: 2048 (order: 2, 16384
> bytes)
> [    0.016047] ASID allocator initialised with 65536 entries
> [    0.024032] Hierarchical SRCU implementation.
> [    0.032699] EFI services will not be available.
> [    0.040070] smp: Bringing up secondary CPUs ...
> [    0.069012] Detected VIPT I-cache on CPU1
> [    0.069072] CPU1: Booted secondary processor 0x0000000001 [0x410fd034]
> [    0.096719] Detected VIPT I-cache on CPU2
> [    0.096751] CPU2: Booted secondary processor 0x0000000002 [0x410fd034]
> [    0.124721] Detected VIPT I-cache on CPU3
> [    0.124750] CPU3: Booted secondary processor 0x0000000003 [0x410fd034]
> [    0.124821] smp: Brought up 1 node, 4 CPUs
> [    0.124844] SMP: Total of 4 processors activated.
> [    0.124852] CPU features: detected feature: 32-bit EL0 Support
> [    0.125126] CPU: All CPU(s) started at EL2
> [    0.125150] alternatives: patching kernel code
> [    0.126181] devtmpfs: initialized
> [    0.129865] clocksource: jiffies: mask: 0xffffffff max_cycles:
> 0xffffffff, max_idle_ns: 7645041785100000 ns
> [    0.129923] futex hash table entries: 1024 (order: 5, 131072 bytes)
> [    0.130621] xor: measuring software checksum speed
> [    0.168361]    8regs     :  1565.000 MB/sec
> [    0.208412]    8regs_prefetch:  1396.000 MB/sec
> [    0.248464]    32regs    :  1925.000 MB/sec
> [    0.288517]    32regs_prefetch:  1618.000 MB/sec
> [    0.288523] xor: using function: 32regs (1925.000 MB/sec)
> [    0.288536] pinctrl core: initialized pinctrl subsystem
> [    0.289966] DMI not present or invalid.
> [    0.290374] NET: Registered protocol family 16
> [    0.290905] audit: initializing netlink subsys (disabled)
> [    0.291035] audit: type=2000 audit(0.288:1): state=initialized
> audit_enabled=0 res=1
> [    0.292239] cpuidle: using governor menu
> [    0.293027] vdso: 2 pages (1 code @ ffff000008f46000, 1 data @
> ffff0000095e5000)
> [    0.293050] hw-breakpoint: found 6 breakpoint and 4 watchpoint
> registers.
> [    0.294386] DMA: preallocated 256 KiB pool for atomic allocations
> [    0.295407] Serial: AMBA PL011 UART driver
> [    0.322335] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
> [    0.389270] raid6: int64x1  gen()   278 MB/s
> [    0.457275] raid6: int64x1  xor()   301 MB/s
> [    0.525410] raid6: int64x2  gen()   465 MB/s
> [    0.593449] raid6: int64x2  xor()   408 MB/s
> [    0.661528] raid6: int64x4  gen()   709 MB/s
> [    0.729661] raid6: int64x4  xor()   503 MB/s
> [    0.797773] raid6: int64x8  gen()   666 MB/s
> [    0.865911] raid6: int64x8  xor()   506 MB/s
> [    0.933992] raid6: neonx1   gen()   494 MB/s
> [    1.002067] raid6: neonx1   xor()   579 MB/s
> [    1.070164] raid6: neonx2   gen()   796 MB/s
> [    1.138181] raid6: neonx2   xor()   819 MB/s
> [    1.206285] raid6: neonx4   gen()  1026 MB/s
> [    1.274326] raid6: neonx4   xor()   980 MB/s
> [    1.342431] raid6: neonx8   gen()  1132 MB/s
> [    1.410481] raid6: neonx8   xor()  1042 MB/s
> [    1.410488] raid6: using algorithm neonx8 gen() 1132 MB/s
> [    1.410493] raid6: .... xor() 1042 MB/s, rmw enabled
> [    1.410499] raid6: using neon recovery algorithm
> [    1.410960] ACPI: Interpreter disabled.
> [    1.412205] vgaarb: loaded
> [    1.412513] SCSI subsystem initialized
> [    1.413010] usbcore: registered new interface driver usbfs
> [    1.413050] usbcore: registered new interface driver hub
> [    1.413129] usbcore: registered new device driver usb
> [    1.413968] media: Linux media interface: v0.10
> [    1.414009] Linux video capture interface: v2.00
> [    1.414232] pps_core: LinuxPPS API ver. 1 registered
> [    1.414240] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo
> Giometti <[email protected]>
> [    1.414269] PTP clock support registered
> [    1.414511] EDAC MC: Ver: 3.0.0
> [    1.414880] dmi: Firmware registration failed.
> [    1.415193] Advanced Linux Sound Architecture Driver Initialized.
> [    1.415624] Bluetooth: Core ver 2.22
> [    1.415665] NET: Registered protocol family 31
> [    1.415671] Bluetooth: HCI device and connection manager initialized
> [    1.415685] Bluetooth: HCI socket layer initialized
> [    1.415694] Bluetooth: L2CAP socket layer initialized
> [    1.415720] Bluetooth: SCO socket layer initialized
> [    1.416401] clocksource: Switched to clocksource arch_sys_counter
> [    1.416578] VFS: Disk quotas dquot_6.6.0
> [    1.416637] VFS: Dquot-cache hash table entries: 512 (order 0, 4096
> bytes)
> [    1.416793] pnp: PnP ACPI: disabled
> [    1.423616] NET: Registered protocol family 2
> [    1.424181] TCP established hash table entries: 8192 (order: 4, 65536
> bytes)
> [    1.424297] TCP bind hash table entries: 8192 (order: 5, 131072 bytes)
> [    1.424622] TCP: Hash tables configured (established 8192 bind 8192)
> [    1.424770] UDP hash table entries: 512 (order: 2, 16384 bytes)
> [    1.424869] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
> [    1.425034] NET: Registered protocol family 1
> [    1.425377] RPC: Registered named UNIX socket transport module.
> [    1.425384] RPC: Registered udp transport module.
> [    1.425390] RPC: Registered tcp transport module.
> [    1.425396] RPC: Registered tcp NFSv4.1 backchannel transport module.
> [    1.426597] kvm [1]: 8-bit VMID
> [    1.426605] kvm [1]: IDMAP page: 44f2c000
> [    1.426612] kvm [1]: HYP VA range: 800000000000:ffffffffffff
> [    1.427751] kvm [1]: vgic-v2@1c84000
> [    1.427833] kvm [1]: vgic interrupt IRQ1
> [    1.427851] kvm [1]: virtual timer IRQ4
> [    1.427933] kvm [1]: Hyp mode initialized successfully
> [    1.432779] Initialise system trusted keyrings
> [    1.432945] workingset: timestamp_bits=44 max_order=18 bucket_order=0
> [    1.440999] squashfs: version 4.0 (2009/01/31) Phillip Lougher
> [    1.441700] NFS: Registering the id_resolver key type
> [    1.441729] Key type id_resolver registered
> [    1.441735] Key type id_legacy registered
> [    1.441749] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
> [    1.441757] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver
> Registering...
> [    1.441938] fuse init (API version 7.26)
> [    1.442450] 9p: Installing v9fs 9p2000 file system support
> [    1.446028] Key type asymmetric registered
> [    1.446044] Asymmetric key parser 'x509' registered
> [    1.446263] Block layer SCSI generic (bsg) driver version 0.4 loaded
> (major 243)
> [    1.446274] io scheduler noop registered
> [    1.446497] io scheduler cfq registered (default)
> [    1.446505] io scheduler mq-deadline registered
> [    1.446512] io scheduler kyber registered
> [    1.447959] sun4i-usb-phy 1c19400.phy: Couldn't request ID GPIO
> [    1.451949] sun8i-h3-r-pinctrl 1f02c00.pinctrl: initialized sunXi PIO
> driver
> [    1.455455] sun50i-h5-pinctrl 1c20800.pinctrl: initialized sunXi PIO
> driver
> [    1.467680] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
> [    1.469909] console [ttyS0] disabled
> [    1.490517] 1c28000.serial: ttyS0 at MMIO 0x1c28000 (irq = 25,
> base_baud = 1500000) is a U6_16550A
> [    2.458453] console [ttyS0] enabled
> [    2.463111] SuperH (H)SCI(F) driver initialized
> [    2.468049] msm_serial: driver initialized
> [    2.479785] cacheinfo: Unable to detect cache hierarchy for CPU 0
> [    2.492755] loop: module loaded
> [    2.513963] libphy: Fixed MDIO Bus: probed
> [    2.519633] tun: Universal TUN/TAP device driver, 1.6
> [    2.525674] thunder-xcv, ver 1.0
> [    2.528986] thunder-BGX, ver 1.0
> [    2.532241] thunder-nic, ver 1.0
> [    2.535819] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k
> [    2.541721] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
> [    2.547692] igb: Intel(R) Gigabit Ethernet Network Driver - version
> 5.4.0-k
> [    2.554654] igb: Copyright (c) 2007-2014 Intel Corporation.
> [    2.560264] igbvf: Intel(R) Gigabit Virtual Function Network Driver -
> version 2.4.0-k
> [    2.568096] igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
> [    2.574405] sky2: driver version 1.30
> [    2.579567] dwmac-sun8i 1c30000.ethernet: PTP uses main clock
> [    2.585953] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB
> Ethernet driver
> [    2.593402] usbcore: registered new interface driver pegasus
> [    2.599101] usbcore: registered new interface driver rtl8150
> [    2.604803] usbcore: registered new interface driver r8152
> [    2.610331] usbcore: registered new interface driver asix
> [    2.615765] usbcore: registered new interface driver ax88179_178a
> [    2.621892] usbcore: registered new interface driver cdc_ether
> [    2.627758] usbcore: registered new interface driver dm9601
> [    2.633369] usbcore: registered new interface driver CoreChips
> [    2.639235] usbcore: registered new interface driver smsc75xx
> [    2.645014] usbcore: registered new interface driver smsc95xx
> [    2.650795] usbcore: registered new interface driver net1080
> [    2.656487] usbcore: registered new interface driver plusb
> [    2.662010] usbcore: registered new interface driver cdc_subset
> [    2.667963] usbcore: registered new interface driver zaurus
> [    2.673569] usbcore: registered new interface driver MOSCHIP
> usb-ethernet driver
> [    2.681006] usbcore: registered new interface driver cdc_ncm
> [    2.686882] VFIO - User Level meta-driver version: 0.3
> [    2.693308] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
> [    2.699849] ehci-pci: EHCI PCI platform driver
> [    2.704337] ehci-platform: EHCI generic platform driver
> [    2.709790] ehci-platform 1c1a000.usb: EHCI Host Controller
> [    2.715391] ehci-platform 1c1a000.usb: new USB bus registered, assigned
> bus number 1
> [    2.723636] ehci-platform 1c1a000.usb: irq 9, io mem 0x01c1a000
> [    2.744416] ehci-platform 1c1a000.usb: USB 2.0 started, EHCI 1.00
> [    2.751165] hub 1-0:1.0: USB hub found
> [    2.754951] hub 1-0:1.0: 1 port detected
> [    2.759544] ehci-orion: EHCI orion driver
> [    2.763747] ehci-exynos: EHCI EXYNOS driver
> [    2.768055] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
> [    2.774258] ohci-pci: OHCI PCI platform driver
> [    2.778756] ohci-platform: OHCI generic platform driver
> [    2.784167] ohci-platform 1c1a400.usb: Generic Platform OHCI controller
> [    2.790843] ohci-platform 1c1a400.usb: new USB bus registered, assigned
> bus number 2
> [    2.798831] ohci-platform 1c1a400.usb: irq 10, io mem 0x01c1a400
> [    2.869001] hub 2-0:1.0: USB hub found
> [    2.872787] hub 2-0:1.0: 1 port detected
> [    2.877340] ohci-exynos: OHCI EXYNOS driver
> [    2.882172] usbcore: registered new interface driver usb-storage
> [    2.891139] sun6i-rtc 1f00000.rtc: rtc core: registered rtc-sun6i as
> rtc0
> [    2.897947] sun6i-rtc 1f00000.rtc: RTC enabled
> [    2.902711] i2c /dev entries driver
> [    2.907742] IR NEC protocol handler initialized
> [    2.912286] IR RC5(x/sz) protocol handler initialized
> [    2.917344] IR RC6 protocol handler initialized
> [    2.921877] IR JVC protocol handler initialized
> [    2.926409] IR Sony protocol handler initialized
> [    2.931027] IR SANYO protocol handler initialized
> [    2.935732] IR Sharp protocol handler initialized
> [    2.940436] IR MCE Keyboard/mouse protocol handler initialized
> [    2.946267] IR XMP protocol handler initialized
> [    2.953637] Bluetooth: HCI UART driver ver 2.3
> [    2.958141] Bluetooth: HCI UART protocol LL registered
> [    2.963881] sdhci: Secure Digital Host Controller Interface driver
> [    2.970073] sdhci: Copyright(c) Pierre Ossman
> [    2.974693] Synopsys Designware Multimedia Card Interface Driver
> [    2.982523] sun50i-h5-pinctrl 1c20800.pinctrl: pin PF6 already
> requested by 1c0f000.mmc; cannot claim for 1c20800.pinctrl:166
> [    2.993845] sun50i-h5-pinctrl 1c20800.pinctrl: pin-166
> (1c20800.pinctrl:166) status -22
> [    3.002001] sunxi-mmc: probe of 1c0f000.mmc failed with error -22
> [    3.008495] sdhci-pltfm: SDHCI platform and OF driver helper
> [    3.015786] ledtrig-cpu: registered to indicate activity on CPUs
> [    3.022992] usbcore: registered new interface driver usbhid
> [    3.028587] usbhid: USB HID core driver
> [    3.035457] nf_conntrack version 0.5.0 (8192 buckets, 32768 max)
> [    3.041987] ip_tables: (C) 2000-2006 Netfilter Core Team
> [    3.048132] NET: Registered protocol family 10
> [    3.053250] Segment Routing with IPv6
> [    3.056994] ip6_tables: (C) 2000-2006 Netfilter Core Team
> [    3.062828] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
> [    3.069314] NET: Registered protocol family 17
> [    3.073824] Bridge firewalling registered
> [    3.077844] Bluetooth: HIDP (Human Interface Emulation) ver 1.2
> [    3.083774] Bluetooth: HIDP socket layer initialized
> [    3.088791] 8021q: 802.1Q VLAN Support v1.8
> [    3.093026] 9pnet: Installing 9P2000 support
> [    3.097363] Key type dns_resolver registered
> [    3.102462] registered taskstats version 1
> [    3.106570] Loading compiled-in X.509 certificates
> [    3.112615] Btrfs loaded, crc32c=crc32c-arm64-ce
> [    3.125341] dwmac-sun8i 1c30000.ethernet: PTP uses main clock
> [    3.236464] dwmac-sun8i 1c30000.ethernet: Current syscon value is not
> the default 50006 (expect 58000)
> [    3.245782] dwmac-sun8i 1c30000.ethernet: Chain mode enabled
> [    3.251446] dwmac-sun8i 1c30000.ethernet: No HW DMA feature register
> supported
> [    3.258667] dwmac-sun8i 1c30000.ethernet: Normal descriptors
> [    3.264328] dwmac-sun8i 1c30000.ethernet: RX Checksum Offload Engine
> supported
> [    3.271549] dwmac-sun8i 1c30000.ethernet: COE Type 2
> [    3.276517] dwmac-sun8i 1c30000.ethernet: TX Checksum insertion
> supported
> [    3.283431] libphy: stmmac: probed
> [    3.287434] dwmac-sun8i 1c30000.ethernet: Found internal PHY node
> [    3.293616] libphy: mdio_mux: probed
> [    3.297216] dwmac-sun8i 1c30000.ethernet: Switch mux to internal PHY
> [    3.303575] dwmac-sun8i 1c30000.ethernet: Powering internal PHY
> [    3.310054] libphy: mdio_mux: probed
> [    3.313651] dwmac-sun8i 1c30000.ethernet: Switch mux to external PHY
> [    3.321921] ehci-platform 1c1b000.usb: EHCI Host Controller
> [    3.327528] ehci-platform 1c1b000.usb: new USB bus registered, assigned
> bus number 3
> [    3.335341] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.340750] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.346144] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.351570] ehci-platform 1c1b000.usb: irq 11, io mem 0x01c1b000
> [    3.372418] ehci-platform 1c1b000.usb: USB 2.0 started, EHCI 1.00
> [    3.379159] hub 3-0:1.0: USB hub found
> [    3.382946] hub 3-0:1.0: 1 port detected
> [    3.388572] ehci-platform 1c1c000.usb: EHCI Host Controller
> [    3.394175] ehci-platform 1c1c000.usb: new USB bus registered, assigned
> bus number 4
> [    3.401976] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.407390] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.412778] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.418204] ehci-platform 1c1c000.usb: irq 13, io mem 0x01c1c000
> [    3.436418] ehci-platform 1c1c000.usb: USB 2.0 started, EHCI 1.00
> [    3.443123] hub 4-0:1.0: USB hub found
> [    3.446908] hub 4-0:1.0: 1 port detected
> [    3.452547] ehci-platform 1c1d000.usb: EHCI Host Controller
> [    3.458146] ehci-platform 1c1d000.usb: new USB bus registered, assigned
> bus number 5
> [    3.465945] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.471354] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.476746] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.482175] ehci-platform 1c1d000.usb: irq 15, io mem 0x01c1d000
> [    3.500415] ehci-platform 1c1d000.usb: USB 2.0 started, EHCI 1.00
> [    3.507112] hub 5-0:1.0: USB hub found
> [    3.510897] hub 5-0:1.0: 1 port detected
> [    3.516508] ohci-platform 1c1b400.usb: Generic Platform OHCI controller
> [    3.523148] ohci-platform 1c1b400.usb: new USB bus registered, assigned
> bus number 6
> [    3.530945] alloc_contig_range: [7f044, 7f045) PFNs busy
> [    3.536440] ohci-platform 1c1b400.usb: irq 12, io mem 0x01c1b400
> [    3.605054] hub 6-0:1.0: USB hub found
> [    3.608845] hub 6-0:1.0: 1 port detected
> [    3.614430] ohci-platform 1c1c400.usb: Generic Platform OHCI controller
> [    3.621084] ohci-platform 1c1c400.usb: new USB bus registered, assigned
> bus number 7
> [    3.629055] ohci-platform 1c1c400.usb: irq 14, io mem 0x01c1c400
> [    3.697060] hub 7-0:1.0: USB hub found
> [    3.700844] hub 7-0:1.0: 1 port detected
> [    3.706447] ohci-platform 1c1d400.usb: Generic Platform OHCI controller
> [    3.713094] ohci-platform 1c1d400.usb: new USB bus registered, assigned
> bus number 8
> [    3.721086] ohci-platform 1c1d400.usb: irq 16, io mem 0x01c1d400
> [    3.789040] hub 8-0:1.0: USB hub found
> [    3.792824] hub 8-0:1.0: 1 port detected
> [    3.797666] input: r-gpio-keys as
> /devices/platform/r-gpio-keys/input/input0
> [    3.805006] sun6i-rtc 1f00000.rtc: setting system clock to 1970-01-01
> 00:01:54 UTC (114)
> [    3.813227] cfg80211: Loading compiled-in X.509 certificates for
> regulatory database
> [    3.822418] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
> [    3.829039] platform regulatory.0: Direct firmware load for
> regulatory.db failed with error -2
> [    3.836544] vcc3v3: disabling
> [    3.836550] usb0-vbus: disabling
> [    3.836552] ALSA device list:
> [    3.836554]   No soundcards found.
> [    3.850227] cfg80211: failed to load regulatory.db
> [    3.855443] Waiting 5 sec before mounting root device...
> [    8.928589] VFS: Cannot open root device "mmcblk0p1" or
> unknown-block(0,0): error -6
> [    8.936340] Please append a correct "root=" boot option; here are the
> available partitions:
> [    8.944705] Kernel panic - not syncing: VFS: Unable to mount root fs on
> unknown-block(0,0)
> [    8.952960] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.14.0-g5a787756b
> #1
> [    8.959822] Hardware name: Xunlong Orange Pi PC 2 (DT)
> [    8.964950] Call trace:
> [    8.967405]  dump_backtrace+0x0/0x190
> [    8.971065]  show_stack+0x14/0x20
> [    8.974379]  dump_stack+0x9c/0xbc
> [    8.977692]  panic+0x11c/0x290
> [    8.980746]  mount_block_root+0x190/0x264
> [    8.984750]  mount_root+0x11c/0x134
> [    8.988233]  prepare_namespace+0x12c/0x174
> [    8.992324]  kernel_init_freeable+0x200/0x224
> [    8.996677]  kernel_init+0x10/0x100
> [    9.000162]  ret_from_fork+0x10/0x18
> [    9.003737] SMP: stopping secondary CPUs
> [    9.007656] Kernel Offset: disabled
> [    9.011139] CPU features: 0x002004
> [    9.014534] Memory Limit: none
> [    9.017589] ---[ end Kernel panic - not syncing: VFS: Unable to mount
> root fs on unknown-block(0,0)
> [   19.528424] WARNING: CPU: 0 PID: 8 at kernel/irq_work.c:68
> irq_work_queue_on+0x110/0x128
> [   19.536505] CPU: 0 PID: 8 Comm: rcu_preempt Not tainted
> 4.14.0-g5a787756b #1
> [   19.543540] Hardware name: Xunlong Orange Pi PC 2 (DT)
> [   19.548669] task: ffff80003d9de200 task.stack: ffff000008068000
> [   19.554580] pstate: 20000085 (nzCv daIf -PAN -UAO)
> [   19.559367] pc : irq_work_queue_on+0x110/0x128
> [   19.563807] lr : rcu_implicit_dynticks_qs+0x2b8/0x2e8
> [   19.568849] sp : ffff00000806bd30
> [   19.572158] x29: ffff00000806bd30 x28: ffff00000960a880
> [   19.577465] x27: 0000000000000001 x26: 0000000000000000
> [   19.582771] x25: ffff0000095eab48 x24: ffff00000812d740
> [   19.588078] x23: 0000000000000001 x22: ffff0000095ead78
> [   19.593384] x21: ffff80003efa9480 x20: 0000000000000a42
> [   19.598691] x19: ffff00000960a880 x18: 0000000000000010
> [   19.603997] x17: 0000000000000001 x16: 00000000000003ff
> [   19.609303] x15: 0000000000000000 x14: 0000000000000400
> [   19.614609] x13: 0000000000000000 x12: 0000000000000000
> [   19.619915] x11: 0000000000000001 x10: 0000000000000a00
> [   19.625221] x9 : 00008000359d7000 x8 : 0000000000000019
> [   19.630527] x7 : 0000000000000001 x6 : ffff0000095e7000
> [   19.635833] x5 : 0000000000000002 x4 : 0000000000000000
> [   19.641140] x3 : ffff0000095ead68 x2 : 0000000000000000
> [   19.646445] x1 : 0000000000000001 x0 : ffff80003efa95e0
> [   19.651751] Call trace:
> [   19.654197]  irq_work_queue_on+0x110/0x128
> [   19.658289]  rcu_implicit_dynticks_qs+0x2b8/0x2e8
> [   19.662987]  force_qs_rnp+0x144/0x1d0
> [   19.666645]  rcu_gp_kthread+0x468/0x790
> [   19.670477]  kthread+0x128/0x130
> [   19.673701]  ret_from_fork+0x10/0x18
> [   19.677270] ---[ end trace 00e4bb0d8d93413c ]---


On 24 November 2017 at 08:55, Andre Przywara <[email protected]> wrote:

> Hi Chris,
>
> On 23/11/17 20:56, Chris Obbard wrote:
> > hi guys,
> >
> > had a bit of time to debug this tonight. here's my environment:
> >
> > u-boot v2017.09 with lower-default-cpufreq-H5.path applied.
> >
> > linux mainline, modules built-in, no ramdisk
> >
> > it's like it doesn't find the SD card, for whatever reason.
>
> Can you please dump the whole kernel log? It would be good to see what
> the MMC driver has to say and whether there are other issues (pinctrl?
> clocks?)
>
> Cheers,
> Andre.
>

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