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Linux/TMDSICE3359: USB Gadget not working

Part Number: TMDSICE3359
Other Parts Discussed in Thread: AM3359

Tool/software: Linux

The USB Gadget Driver is not working on my TMDSICE3359. I created the SD Card with the default Linux-RT image and then tried different kernel configurations suggested on this thread without any success.

Please find attached the output during boot up.

Starting kernel ...

[    0.000000] Booting Linux on physical CPU 0x0
[    0.000000] Linux version 4.14.67-rt40-gcfb76a2032 (oe-user@oe-host) (gcc version 7.2.1 20171011 (Linaro GCC 7.2-2017.11)) #1 PREEMPT RT Sat Oct 6 02:35:29 UTC 2018
[    0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d
[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[    0.000000] OF: fdt: Machine model: TI AM3359 ICE-V2 - dual PRUETH
[    0.000000] Memory policy: Data cache writeback
[    0.000000] efi: Getting EFI parameters from FDT:
[    0.000000] efi: UEFI not found.
[    0.000000] cma: Reserved 48 MiB at 0x8a800000
[    0.000000] CPU: All CPU(s) started in SVC mode.
[    0.000000] AM335X ES2.1 (sgx neon)
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 64960
[    0.000000] Kernel command line: console=ttyO3,115200n8 root=PARTUUID=0a216afc-02 rw rootfstype=ext4 rootwait
[    0.000000] PID hash table entries: 1024 (order: 0, 4096 bytes)
[    0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
[    0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
[    0.000000] Memory: 197212K/262144K available (8192K kernel code, 333K rwdata, 2508K rodata, 1024K init, 320K bss, 15780K reserved, 49152K cma-reserved, 0K highmem)
[    0.000000] Virtual kernel memory layout:
[    0.000000]     vector  : 0xffff0000 - 0xffff1000   (   4 kB)
[    0.000000]     fixmap  : 0xffc00000 - 0xfff00000   (3072 kB)
[    0.000000]     vmalloc : 0xd0800000 - 0xff800000   ( 752 MB)
[    0.000000]     lowmem  : 0xc0000000 - 0xd0000000   ( 256 MB)
[    0.000000]     pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)
[    0.000000]     modules : 0xbf000000 - 0xbfe00000   (  14 MB)
[    0.000000]       .text : 0xc0008000 - 0xc0900000   (9184 kB)
[    0.000000]       .init : 0xc0c00000 - 0xc0d00000   (1024 kB)
[    0.000000]       .data : 0xc0d00000 - 0xc0d534c0   ( 334 kB)
[    0.000000]        .bss : 0xc0d534c0 - 0xc0da3754   ( 321 kB)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] Preemptible hierarchical RCU implementation.
[    0.000000]  RCU priority boosting: priority 1 delay 500 ms.
[    0.000000]  No expedited grace period (rcu_normal_after_boot).
[    0.000000]  Tasks RCU enabled.
[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[    0.000000] IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrupts
[    0.000000] OMAP clockevent source: timer2 at 24000000 Hz
[    0.000019] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
[    0.000035] clocksource: timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[    0.000043] OMAP clocksource: timer1 at 24000000 Hz
[    0.000273] timer_probe: no matching timers found
[    0.000523] Console: colour dummy device 80x30
[    0.000709] WARNING: Your 'console=ttyO3' has been replaced by 'ttyS3'
[    0.000712] This ensures that you still see kernel messages. Please
[    0.000714] update your kernel commandline.
[    0.000747] Calibrating delay loop... 597.60 BogoMIPS (lpj=2988032)
[    0.058774] pid_max: default: 32768 minimum: 301
[    0.059039] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.059051] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.060125] CPU: Testing write buffer coherency: ok
[    0.061083] Setting up static identity map for 0x80100000 - 0x80100060
[    0.061430] Hierarchical SRCU implementation.
[    0.062350] EFI services will not be available.
[    0.064189] devtmpfs: initialized
[    0.077452] random: get_random_u32 called from bucket_table_alloc+0x124/0x27c with crng_init=0
[    0.078059] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3
[    0.078479] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.078510] futex hash table entries: 256 (order: 1, 8192 bytes)
[    0.082981] pinctrl core: initialized pinctrl subsystem
[    0.083927] DMI not present or invalid.
[    0.084537] NET: Registered protocol family 16
[    0.088102] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.106353] omap_hwmod: debugss: _wait_target_disable failed
[    0.167609] OMAP GPIO hardware version 0.1
[    0.171607] GPIO line 100 (PR1_MII_CTRL) hogged as output/high
[    0.171641] GPIO line 106 (MUX_MII_CTL1) hogged as output/low
[    0.181467] No ATAGs?
[    0.181489] hw-breakpoint: debug architecture 0x4 unsupported.
[    0.202274] edma 49000000.edma: TI EDMA DMA engine driver
[    0.207102] omap_i2c 44e0b000.i2c: could not find pctldev for node /ocp/l4_wkup@44c00000/scm@210000/pinmux@800/i2c0_pins_default, deferring probe
[    0.207269] media: Linux media interface: v0.10
[    0.207336] Linux video capture interface: v2.00
[    0.207496] pps_core: LinuxPPS API ver. 1 registered
[    0.207510] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    0.207542] PTP clock support registered
[    0.207593] EDAC MC: Ver: 3.0.0
[    0.208259] dmi: Firmware registration failed.
[    0.208800] omap-mailbox 480c8000.mailbox: omap mailbox rev 0x400
[    0.209532] Advanced Linux Sound Architecture Driver Initialized.
[    0.211171] clocksource: Switched to clocksource timer1
[    0.223957] NET: Registered protocol family 2
[    0.225059] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
[    0.225121] TCP bind hash table entries: 2048 (order: 3, 49152 bytes)
[    0.225257] TCP: Hash tables configured (established 2048 bind 2048)
[    0.225393] UDP hash table entries: 256 (order: 2, 16384 bytes)
[    0.225447] UDP-Lite hash table entries: 256 (order: 2, 16384 bytes)
[    0.225711] NET: Registered protocol family 1
[    0.226371] RPC: Registered named UNIX socket transport module.
[    0.226391] RPC: Registered udp transport module.
[    0.226400] RPC: Registered tcp transport module.
[    0.226409] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    0.227522] hw perfevents: no interrupt-affinity property for /pmu, guessing.
[    0.227681] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[    0.229689] workingset: timestamp_bits=14 max_order=16 bucket_order=2
[    0.237094] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    0.238346] NFS: Registering the id_resolver key type
[    0.238412] Key type id_resolver registered
[    0.238425] Key type id_legacy registered
[    0.238493] ntfs: driver 2.1.32 [Flags: R/O].
[    0.241726] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
[    0.241750] io scheduler noop registered
[    0.241762] io scheduler deadline registered
[    0.241967] io scheduler cfq registered (default)
[    0.241981] io scheduler mq-deadline registered
[    0.241992] io scheduler kyber registered
[    0.243753] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 size 568
[    0.323276] Serial: 8250/16550 driver, 10 ports, IRQ sharing disabled
[    0.327425] 481a6000.serial: ttyS3 at MMIO 0x481a6000 (irq = 30, base_baud = 3000000) is a 8250
[    0.959479] console [ttyS3] enabled
[    0.965493] omap_rng 48310000.rng: Random Number Generator ver. 20
[    0.989270] brd: module loaded
[    1.002881] loop: module loaded
[    1.009750] m25p80 spi0.0: found s25fl064k, expected w25q64
[    1.015511] m25p80 spi0.0: s25fl064k (8192 Kbytes)
[    1.020378] 4 ofpart partitions found on MTD device spi0.0
[    1.025893] Creating 4 MTD partitions on "spi0.0":
[    1.030736] 0x000000000000-0x000000080000 : "u-boot-spl"
[    1.037514] 0x000000080000-0x000000180000 : "u-boot"
[    1.043775] 0x000000180000-0x0000001a0000 : "u-boot-env"
[    1.050320] 0x0000001a0000-0x000000800000 : "misc"
[    1.057629] libphy: Fixed MDIO Bus: probed
[    1.064686] i2c /dev entries driver
[    1.068701] IR NEC protocol handler initialized
[    1.073372] IR RC5(x/sz) protocol handler initialized
[    1.078451] IR RC6 protocol handler initialized
[    1.083004] IR JVC protocol handler initialized
[    1.087555] IR Sony protocol handler initialized
[    1.092194] IR SANYO protocol handler initialized
[    1.096920] IR Sharp protocol handler initialized
[    1.101646] IR MCE Keyboard/mouse protocol handler initialized
[    1.107506] IR XMP protocol handler initialized
[    1.113302] sdhci: Secure Digital Host Controller Interface driver
[    1.119514] sdhci: Copyright(c) Pierre Ossman
[    1.125762] sdhci-pltfm: SDHCI platform and OF driver helper
[    1.138250] NET: Registered protocol family 10
[    1.144587] Segment Routing with IPv6
[    1.148379] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[    1.155380] NET: Registered protocol family 17
[    1.160174] Key type dns_resolver registered
[    1.164851] omap_voltage_late_init: Voltage driver support not added
[    1.211470] tps65910 0-002d: No interrupt support, no core IRQ
[    1.219891] vrtc: supplied by vbat
[    1.227254] vio: supplied by vbat
[    1.232251] vdd1: supplied by vbat
[    1.237646] vdd2: supplied by vbat
[    1.244575] vdig1: supplied by vbat
[    1.249606] vdig2: supplied by vbat
[    1.254649] vpll: supplied by vbat
[    1.259573] vdac: supplied by vbat
[    1.264535] vaux1: supplied by vbat
[    1.269574] vaux2: supplied by vbat
[    1.274611] vaux33: supplied by vbat
[    1.279708] vmmc: supplied by vbat
[    1.284673] vbb: supplied by vbat
[    1.290096] pca953x 0-0041: 0-0041 supply vcc not found, using dummy regulator
[    1.325726] Console: switching to mono frame buffer device 12x2
[    1.358691] ssd1307fb 0-003c: fb0: Solomon SSD1307 framebuffer device registered, using 192 bytes of video memory
[    1.369118] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz
[    1.431987] hctosys: unable to open rtc device (rtc0)
[    1.437999] ALSA device list:
[    1.443969]   No soundcards found.
[    1.451923] Waiting for root device PARTUUID=0a216afc-02...
[    1.488574] mmc0: host does not support reading read-only switch, assuming write-enable
[    1.498609] mmc0: new high speed SDHC card at address 0007
[    1.504820] mmcblk0: mmc0:0007 SL16G 14.5 GiB
[    1.511631]  mmcblk0: p1 p2
[    1.586562] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[    1.594816] VFS: Mounted root (ext4 filesystem) on device 179:2.
[    1.611079] devtmpfs: mounted
[    1.616194] Freeing unused kernel memory: 1024K
[    2.063806] systemd[1]: System time before build time, advancing clock.
[    2.138230] systemd[1]: systemd 234 running in system mode. (+PAM -AUDIT -SELINUX +IMA -APPARMOR +SMACK +SYSVINIT +UTMP -LIBCRYPTSETUP -GCRYPT -GNUTLS +ACL +XZ -LZ4 -SECCOMP +BLKID -ELFUTILS +KMOD -IDN2 -IDN default-hierarchy=hybrid)
[    2.160136] systemd[1]: Detected architecture arm.

Welcome to Arago 2018.08!

[    2.211129] systemd[1]: Set hostname to <am335x-evm>.
[    2.716505] systemd[1]: /lib/systemd/system/gadget-init.service:15: Unknown lvalue 'ExecStopPre' in section 'Service'
[    3.089830] random: systemd: uninitialized urandom read (16 bytes read)
[    3.097024] systemd[1]: Listening on udev Kernel Socket.
[  OK  ] Listening on udev Kernel Socket.
[    3.131687] random: systemd: uninitialized urandom read (16 bytes read)
[    3.138918] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
[  OK  ] Started Dispatch Password Requests to Console Directory Watch.
[    3.246114] random: systemd: uninitialized urandom read (16 bytes read)
[    3.253148] systemd[1]: Reached target Remote File Systems.
[  OK  ] Reached target Remote File Systems.
[    3.282150] systemd[1]: Listening on Journal Socket (/dev/log).
[  OK  ] Listening on Journal Socket (/dev/log).
[    3.315543] systemd[1]: Created slice User and Session Slice.
[  OK  ] Created slice User and Session Slice.
[    3.352476] systemd[1]: Listening on Network Service Netlink Socket.
[  OK  ] Listening on Network Service Netlink Socket.
[  OK  ] Created slice System Slice.
[  OK  ] Reached target Slices.
         Mounting POSIX Message Queue File System...
[  OK  ] Created slice system-serial\x2dgetty.slice.
[  OK  ] Listening on Process Core Dump Socket.
[  OK  ] Listening on Journal Socket.
         Starting Remount Root and Kernel File Systems...
[  OK  ] Listening on Syslog Socket.
         Starting Journal Service...
[    3.695492] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[  OK  ] Reached target Swap.
         Mounting Temporary Directory (/tmp)...
[  OK  ] Listening on udev Control Socket.
         Mounting Kernel Debug File System...
         Starting Load Kernel Modules...
[  OK  ] Created slice system-getty.slice.
[    3.987886] cryptodev: loading out-of-tree module taints kernel.
[  OK  ] Listening on /dev/initctl Compatibility Named[    4.004859] cryptodev: driver 1.9 loaded.
 Pipe.
[  OK  ] Started Forward Password Requests to Wall Directory Watch.
[    4.055083] usbcore: registered new interface driver usbfs
[    4.060712] usbcore: registered new interface driver hub
[    4.067462] usbcore: registered new device driver usb
[  OK  ] Reached target Paths.
[    4.084162] usbcore: registered new interface driver usbserial
[    4.121634] usbcore: registered new interface driver ftdi_sio
[    4.127551] usbserial: USB Serial support registered for FTDI USB Serial Device
[  OK  ] Mounted Kernel Debug File System.
[  OK  ] Mounted POSIX Message Queue File System.
[  OK  ] Mounted Temporary Directory (/tmp).
[  OK  ] Started Journal Service.
[  OK  ] Started Remount Root and Kernel File Systems.
[  OK  ] Started Load Kernel Modules.
         Starting Apply Kernel Variables...
         Mounting Kernel Configuration File System...
         Starting Create System Users...
         Starting Rebuild Hardware Database...
         Starting Flush Journal to Persistent Storage...
[  OK  ] Mounted Kernel Configuration File System.
[  OK  ] Started Apply Kernel Variables.
[  OK  ] Started Create System Users.
[    4.762692] systemd-journald[77]: Received request to flush runtime journal from PID 1
         Starting Create Static Device Nodes in /dev...
[  OK  ] Started Flush Journal to Persistent Storage.
[  OK  ] Started Create Static Device Nodes in /dev.
[  OK  ] Reached target Local File Systems (Pre).
         Mounting /var/volatile...
         Mounting /media/ram...
         Starting udev Kernel Device Manager...
[  OK  ] Mounted /var/volatile.
[  OK  ] Mounted /media/ram.
         Starting Load/Save Random Seed...
[  OK  ] Reached target Local File Systems.
         Starting Create Volatile Files and Directories...
         Starting Rebuild Journal Catalog...
         Starting Rebuild Dynamic Linker Cache...
[  OK  ] Started Load/Save Random Seed.
[  OK  ] Started Create Volatile Files and Directories.
         Starting Update UTMP about System Boot/Shutdown...
         Starting Network Time Synchronization...
[  OK  ] Started udev Kernel Device Manager.
[  OK  ] Started Rebuild Journal Catalog.
[  OK  ] Started Update UTMP about System Boot/Shutdown.
[  OK  ] Started Network Time Synchronization.
[  OK  ] Reached target System Time Synchronized.
[  OK  ] Started Rebuild Dynamic Linker Cache.
[  OK  ] Started Rebuild Hardware Database.
         Starting Update is Completed...
         Starting udev Coldplug all Devices...
[  OK  ] Started Update is Completed.
[   22.192625] input: gpio-decoder as /devices/platform/gpio-decoder/input/input0
[   22.463784] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec
[   22.546605] omap_rtc 44e3e000.rtc: already running
[   22.658266] omap_rtc 44e3e000.rtc: registered as rtc0
[  OK  ] Started udev Coldplug all Devices.
[  OK  ] Reached target System Initialization.
[  OK  ] Listening on dropbear.socket.
[  OK  ] Started Daily Cleanup of Temporary Directories.
         Starting Network Service...
[  OK  ] Listening on D-Bus System Message Bus Socket.
[  OK  ] Listening on RPCbind Server Activation Socket.
[  OK  ] Listening on Avahi mDNS/DNS-SD Stack Activation Socket.
[  OK  ] Reached target Sockets.
[  OK  ] Reached target Basic System.
         Starting Print notice about GPLv3 packages...
[  OK  ] Started Periodic Command Scheduler.
[  OK  ] Started D-Bus System Message Bus.
[   24.681800] omap-sham 53100000.sham: hw accel on OMAP rev 4.3
[   24.744783] pruss 4a300000.pruss: creating PRU cores and other child platform devices
[   24.769564] wkup_m3_ipc 44e11324.wkup_m3_ipc: could not get rproc handle
[   24.799766] PM: Cannot get wkup_m3_ipc handle
[   24.833458] omap-aes 53500000.aes: OMAP AES hw accel rev: 3.2
[   24.840051] omap-aes 53500000.aes: will run requests pump with realtime priority
[   24.861726] wkup_m3_ipc 44e11324.wkup_m3_ipc: could not get rproc handle
[   24.862395] PM: Cannot get wkup_m3_ipc handle
[   24.939699] remoteproc remoteproc0: wkup_m3 is available
[   24.961874] PM: Cannot get wkup_m3_ipc handle
[   24.962422] remoteproc remoteproc0: powering up wkup_m3
[   25.001715] remoteproc remoteproc0: Booting fw image am335x-pm-firmware.elf, size 224628
[   25.002004] remoteproc remoteproc0: remote processor wkup_m3 is now up
[   25.002056] wkup_m3_ipc 44e11324.wkup_m3_ipc: CM3 Firmware Version = 0x192
[  OK  ] Started Kernel Logging Service.
[   25.976909] PM: bootloader does not support rtc-only!
[  OK  ] Started Hardware RNG Entropy Gatherer Daemon.
[   26.044553] davinci_mdio 4a332400.mdio: davinci mdio revision 1.6, bus freq 1000000
         Starting Login Service...
[   26.222449] libphy: 4a332400.mdio: probed
         Starting Avahi mDNS/DNS-SD Stack...
         Starting RPC Bind Service...
[   26.624446] davinci_mdio 4a332400.mdio: phy[1]: device 4a332400.mdio:01, driver TI TLK10X 10/100 Mbps PHY
         Starting uim-sysfs.service...
[  OK  ] Reached target Containers.
[   26.751359] davinci_mdio 4a332400.mdio: phy[3]: device 4a332400.mdio:03, driver TI TLK10X 10/100 Mbps PHY
[  OK  ] Started Job spooling tools.
[   26.977605] remoteproc remoteproc1: 4a334000.pru is available
[   27.118301] pru-rproc 4a334000.pru: PRU rproc node /ocp/pruss_soc_bus@4a326004/pruss@0/pru@34000 probed successfully
[  OK  ] Started System Logging Service.
[  OK  ] Started Daily rotation of log files.
[  OK  ] Reached target Timers.
[   27.389907] remoteproc remoteproc2: 4a338000.pru is available
[   27.441105] pru-rproc 4a338000.pru: PRU rproc node /ocp/pruss_soc_bus@4a326004/pruss@0/pru@38000 probed successfully
[  OK  ] Started Network Service.
[   27.798866] prueth pruss_eth: pruss_fw_drop_untagged_vlan 0
[   27.814696] prueth pruss_eth: pruss MC Mask 0:0:0:0:0:0
[  OK  ] Started RPC Bind Service.
[   28.147647] prueth pruss_eth: TI PRU ethernet (type 0) driver initialized
[  OK  ] Found device /dev/ttyS3.
[  OK  ] Found device /dev/ttyS0.
[  OK  ] Found device /dev/mmcblk0p1.
[  OK  ] Started Avahi mDNS/DNS-SD Stack.
[  OK  ] Started Login Service.
         Starting Start USB gadget...
[  OK  ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch.
[  OK  ] Created slice system-systemd\x2dbacklight.slice.
         Starting Load/Save Screen Backlight…ghtness of backlight:ssd1307fb0...
         Starting Wait for Network to be Configured...
[  OK  ] Reached target Network.
         Starting Lightning Fast Webserver With Light System Requirements...
         Starting Simple Network Management Protocol (SNMP) Daemon....
         Starting Enable and configure wl18xx bluetooth stack...
[  OK  ] Started Redis In-Memory Data Store.
         Starting Permit User Sessions...
         Starting Network Name Resolution...
[  OK  ] Started Load/Save Screen Backlight Brightness of backlight:ssd1307fb0.
[   34.893932] udc-core: couldn't find an available UDC - added [g_multi] to list of pending drivers
[  OK  ] Started Permit User Sessions.
[  OK  ] Started Enable and configure wl18xx bluetooth stack.
[  OK  ] Started uim-sysfs.service.
[  OK  ] Started Lightning Fast Webserver With Light System Requirements.
[   36.905408] remoteproc remoteproc2: powering up 4a338000.pru
[   36.971171] remoteproc remoteproc2: Booting fw image ti-pruss/am335x-pru1-prueth-fw.elf, size 5508
[   36.980946] pruss 4a300000.pruss: configured system_events[63-0] = 0x00600000.00a00000
[  OK  ] Started Network Name Resolution.
[   37.067876] pruss 4a300000.pruss: configured intr_channels = 0x0000012a host_intr = 0x0000022a
[   37.096263] remoteproc remoteproc2: remote processor 4a338000.pru is now up
[   37.124699] net eth1: started
[   37.132811] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
[   37.234224] remoteproc remoteproc1: powering up 4a334000.pru
[   37.903628] remoteproc remoteproc1: Booting fw image ti-pruss/am335x-pru0-prueth-fw.elf, size 5432
[   37.917230] pruss 4a300000.pruss: configured system_events[63-0] = 0x00000600.00500000
[   37.995664] pruss 4a300000.pruss: configured intr_channels = 0x00000095 host_intr = 0x00000115
[   38.020711] remoteproc remoteproc1: remote processor 4a334000.pru is now up
[   38.090915] net eth0: started
[   38.122624] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[FAILED] Failed to start Start USB gadget.
See 'systemctl status gadget-init.service' for details.
[  OK  ] Started Simple Network Management Protocol (SNMP) Daemon..
[   39.123000] prueth pruss_eth eth0: Link is Up - 100Mbps/Full - flow control rx/tx
[   39.130730] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[  OK  ] Reached target Host and Network Name Lookups.
[  OK  ] Started NFS status monitor for NFSv2/3 locking..
         Starting rc.pvr.service...
[  OK  ] Started Serial Getty on ttyS0.
[  OK  ] Started Getty on tty1.
[  OK  ] Started Serial Getty on ttyS3.
[  OK  ] Started rc.pvr.service.

systemctl status gadget-init.service details are:

 Loaded: loaded (/lib/systemd/system/gadget-init.service; enabled; vendor preset: enabled)
   Active: [[0;1;31mfailed[[0m (Result: exit-code) since Sat 2018-10-06 01:46:19 UTC; 4min 39s ago
  Process: 464 ExecStart=/usr/bin/gadget-init.sh [[0;1;31m(code=exited, status=1/FAILURE)[[0m
 Main PID: 464 (code=exited, status=1/FAILURE)

Oct 06 01:46:16 am335x-evm systemd[1]: Starting Start USB gadget...
Oct 06 01:46:16 am335x-evm gadget-init.sh[464]: SERIAL_NUMBER = 1234BBBK5678
Oct 06 01:46:16 am335x-evm gadget-init.sh[464]: PRODUCT = am335x_evm
Oct 06 01:46:17 am335x-evm gadget-init.sh[464]: host_addr = 00:00:00:00:00:00
Oct 06 01:46:19 am335x-evm gadget-init.sh[464]: ifconfig: SIOCGIFFLAGS: No such device
Oct 06 01:46:19 am335x-evm gadget-init.sh[464]: ifconfig: SIOCSIFADDR: No such device
Oct 06 01:46:19 am335x-evm systemd[1]: [[0;1;39mgadget-init.service: Main process exited, code=exited, status=1/FAILURE[[0m
Oct 06 01:46:19 am335x-evm systemd[1]: [[0;1;31mFailed to start Start USB gadget.[[0m
Oct 06 01:46:19 am335x-evm systemd[1]: [[0;1;39mgadget-init.service: Unit entered failed state.[[0m
Oct 06 01:46:19 am335x-evm systemd[1]: [[0;1;39mgadget-init.service: Failed with result 'exit-code'.[[0m

It fails because ifconfig does not find any usb0 device. But why?

g_multi driver fails as well during boot up:

[   52.231359] udc-core: couldn't find an available UDC - added [g_multi] to list of pending drivers

As I said, I tried different kernel configurations and changed the device tree info of USB0 from disabled to okay, but none of this changes helped.

Thanks.

  • Hi Alvaro,

    Please review the ICE board schematics, this board doesn't provide any USB function from the AM3359 processor USB0 or USB1 module. The micro USB port on the board is a USB-UART port to provide the serial console.