root@am335x-evm:/usr/share/qt5/examples/touch/fingerpaint# dmesg [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 4.19.38-g4dae378bbe (root@ubuntu) (gcc version 8.3.0 (GNU Toolchain for the A-profile Architecture 8.3-2019.03 (arm-rel-8.36))) #1 PREEMPT Wed Aug 28 14:51:22 CST 2019 [ 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 AM335x EVM-SK [ 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 0x8d000000 [ 0.000000] On node 0 totalpages: 65536 [ 0.000000] Normal zone: 576 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 65536 pages, LIFO batch:15 [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] AM335X ES2.1 (sgx neon) [ 0.000000] random: get_random_bytes called from start_kernel+0xa4/0x434 with crng_init=0 [ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 64960 [ 0.000000] Kernel command line: console=ttyS0,115200n8 root=/dev/nfs nfsroot=192.168.1.130:/home/ygw/arago-tisdk-NFS ip=192.168.1.241:192.168.1.130:192.168.1.1:255.255.255.0::eth0:off [ 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: 197348K/262144K available (8192K kernel code, 296K rwdata, 2616K rodata, 1024K init, 252K bss, 15644K reserved, 49152K cma-reserved, 0K highmem) [ 0.000000] Virtual kernel memory layout: vector : 0xffff0000 - 0xffff1000 ( 4 kB) fixmap : 0xffc00000 - 0xfff00000 (3072 kB) vmalloc : 0xd0800000 - 0xff800000 ( 752 MB) lowmem : 0xc0000000 - 0xd0000000 ( 256 MB) pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) modules : 0xbf000000 - 0xbfe00000 ( 14 MB) .text : 0x(ptrval) - 0x(ptrval) (9184 kB) .init : 0x(ptrval) - 0x(ptrval) (1024 kB) .data : 0x(ptrval) - 0x(ptrval) ( 297 kB) .bss : 0x(ptrval) - 0x(ptrval) ( 253 kB) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 0.000000] rcu: Preemptible hierarchical RCU implementation. [ 0.000000] Tasks RCU enabled. [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] IRQ: Found an INTC at 0x(ptrval) (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 [ 0.000047] clocksource: timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns [ 0.000062] OMAP clocksource: timer1 at 24000000 Hz [ 0.000290] timer_probe: no matching timers found [ 0.000533] Console: colour dummy device 80x30 [ 0.000625] Calibrating delay loop... 597.60 BogoMIPS (lpj=2988032) [ 0.118768] pid_max: default: 32768 minimum: 301 [ 0.119043] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.119064] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.120148] CPU: Testing write buffer coherency: ok [ 0.120235] CPU0: Spectre v2: using BPIALL workaround [ 0.121371] Setting up static identity map for 0x80100000 - 0x80100060 [ 0.121578] rcu: Hierarchical SRCU implementation. [ 0.122055] EFI services will not be available. [ 0.123987] devtmpfs: initialized [ 0.134880] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [ 0.135397] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.135429] futex hash table entries: 256 (order: -1, 3072 bytes) [ 0.140317] pinctrl core: initialized pinctrl subsystem [ 0.141303] DMI not present or invalid. [ 0.141863] NET: Registered protocol family 16 [ 0.144978] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.170779] l4_wkup_cm:clk:0010:0: failed to disable [ 0.226046] cpuidle: using governor ladder [ 0.226096] cpuidle: using governor menu [ 0.232936] gpio gpiochip0: (gpio-0-31): added GPIO chardev (254:0) [ 0.233071] gpiochip_setup_dev: registered GPIOs 0 to 31 on device: gpiochip0 (gpio-0-31) [ 0.233131] OMAP GPIO hardware version 0.1 [ 0.234189] gpio gpiochip1: (gpio-32-63): added GPIO chardev (254:1) [ 0.234298] gpiochip_setup_dev: registered GPIOs 32 to 63 on device: gpiochip1 (gpio-32-63) [ 0.235294] gpio gpiochip2: (gpio-64-95): added GPIO chardev (254:2) [ 0.235399] gpiochip_setup_dev: registered GPIOs 64 to 95 on device: gpiochip2 (gpio-64-95) [ 0.236351] gpio gpiochip3: (gpio-96-127): added GPIO chardev (254:3) [ 0.236467] gpiochip_setup_dev: registered GPIOs 96 to 127 on device: gpiochip3 (gpio-96-127) [ 0.245609] No ATAGs? [ 0.245633] hw-breakpoint: debug architecture 0x4 unsupported. [ 0.264596] edma 49000000.edma: TI EDMA DMA engine driver [ 0.268428] media: Linux media interface: v0.10 [ 0.268502] videodev: Linux video capture interface: v2.00 [ 0.268627] pps_core: LinuxPPS API ver. 1 registered [ 0.268640] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.268673] PTP clock support registered [ 0.268955] EDAC MC: Ver: 3.0.0 [ 0.270123] omap-mailbox 480c8000.mailbox: omap mailbox rev 0x400 [ 0.270593] Advanced Linux Sound Architecture Driver Initialized. [ 0.272224] clocksource: Switched to clocksource timer1 [ 0.284118] NET: Registered protocol family 2 [ 0.285209] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 4096 bytes) [ 0.285256] TCP established hash table entries: 2048 (order: 1, 8192 bytes) [ 0.285295] TCP bind hash table entries: 2048 (order: 1, 8192 bytes) [ 0.285333] TCP: Hash tables configured (established 2048 bind 2048) [ 0.285466] UDP hash table entries: 256 (order: 0, 4096 bytes) [ 0.285494] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) [ 0.285697] NET: Registered protocol family 1 [ 0.286495] RPC: Registered named UNIX socket transport module. [ 0.286513] RPC: Registered udp transport module. [ 0.286523] RPC: Registered tcp transport module. [ 0.286532] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.286553] PCI: CLS 0 bytes, default 64 [ 0.287682] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available [ 0.289433] Initialise system trusted keyrings [ 0.289865] workingset: timestamp_bits=14 max_order=16 bucket_order=2 [ 0.296668] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 0.297685] NFS: Registering the id_resolver key type [ 0.297743] Key type id_resolver registered [ 0.297753] Key type id_legacy registered [ 0.297813] ntfs: driver 2.1.32 [Flags: R/O]. [ 0.298460] pstore: using deflate compression [ 0.300908] Key type asymmetric registered [ 0.300932] Asymmetric key parser 'x509' registered [ 0.301020] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245) [ 0.301037] io scheduler noop registered [ 0.301048] io scheduler deadline registered [ 0.301390] io scheduler cfq registered (default) [ 0.301407] io scheduler mq-deadline registered [ 0.301419] io scheduler kyber registered [ 0.303874] pinctrl-single 44e10800.pinmux: 142 pins, size 568 [ 0.374591] Serial: 8250/16550 driver, 10 ports, IRQ sharing enabled [ 0.379939] console [ttyS0] disabled [ 0.380064] 44e09000.serial: ttyS0 at MMIO 0x44e09000 (irq = 30, base_baud = 3000000) is a 8250 [ 0.991199] console [ttyS0] enabled [ 0.996308] 48022000.serial: ttyS1 at MMIO 0x48022000 (irq = 31, base_baud = 3000000) is a 8250 [ 1.007702] omap_rng 48310000.rng: Random Number Generator ver. 20 [ 1.015829] tilcdc-panel panel: GPIO lookup for consumer enable [ 1.015842] tilcdc-panel panel: using device tree for GPIO lookup [ 1.015874] of_get_named_gpiod_flags: can't parse 'enable-gpios' property of node '/panel[0]' [ 1.015894] of_get_named_gpiod_flags: can't parse 'enable-gpio' property of node '/panel[0]' [ 1.015907] tilcdc-panel panel: using lookup tables for GPIO lookup [ 1.015918] tilcdc-panel panel: No GPIO consumer enable found [ 1.016259] OF: graph: no port node found in /ocp/lcdc@4830e000 [ 1.022707] OF: graph: no port node found in /ocp/lcdc@4830e000 [ 1.029283] OF: graph: no port node found in /ocp/lcdc@4830e000 [ 1.035366] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 1.042014] [drm] No driver support for vblank timestamp query. [ 1.098601] Console: switching to colour frame buffer device 160x50 [ 1.121117] tilcdc 4830e000.lcdc: fb0: DRM emulated frame buffer device [ 1.128591] [drm] Initialized tilcdc 1.0.0 20121205 for 4830e000.lcdc on minor 0 [ 1.152612] brd: module loaded [ 1.165345] loop: module loaded [ 1.171765] mdio_bus fixed-0: GPIO lookup for consumer reset [ 1.171780] mdio_bus fixed-0: using lookup tables for GPIO lookup [ 1.171790] mdio_bus fixed-0: No GPIO consumer reset found [ 1.171824] libphy: Fixed MDIO Bus: probed [ 1.193845] mdio_bus 4a101000.mdio: GPIO lookup for consumer reset [ 1.193861] mdio_bus 4a101000.mdio: using device tree for GPIO lookup [ 1.193895] of_get_named_gpiod_flags: can't parse 'reset-gpios' property of node '/ocp/ethernet@4a100000/mdio@4a101000[0]' [ 1.193916] of_get_named_gpiod_flags: can't parse 'reset-gpio' property of node '/ocp/ethernet@4a100000/mdio@4a101000[0]' [ 1.193929] mdio_bus 4a101000.mdio: using lookup tables for GPIO lookup [ 1.193940] mdio_bus 4a101000.mdio: No GPIO consumer reset found [ 1.252295] davinci_mdio 4a101000.mdio: davinci mdio revision 1.6, bus freq 1000000 [ 1.260010] davinci_mdio 4a101000.mdio: detected phy mask fffffffd [ 1.267790] libphy: 4a101000.mdio: probed [ 1.271846] davinci_mdio 4a101000.mdio: phy[1]: device 4a101000.mdio:01, driver NS DP83848C 10/100 Mbps PHY [ 1.283062] cpsw 4a100000.ethernet: No slave[1] phy_id, phy-handle, or fixed-link property [ 1.291457] cpsw 4a100000.ethernet: Detected MACID = 58:7a:62:ae:be:21 [ 1.298332] cpsw 4a100000.ethernet: initialized cpsw ale version 1.4 [ 1.304827] cpsw 4a100000.ethernet: ALE Table size 1024 [ 1.310126] cpsw 4a100000.ethernet: cpts: overflow check period 500 (jiffies) [ 1.319284] i2c /dev entries driver [ 1.325982] cpuidle: enable-method property 'ti,am3352' found operations [ 1.333448] sdhci: Secure Digital Host Controller Interface driver [ 1.339665] sdhci: Copyright(c) Pierre Ossman [ 1.344749] sdhci-pltfm: SDHCI platform and OF driver helper [ 1.351266] ledtrig-cpu: registered to indicate activity on CPUs [ 1.361730] NET: Registered protocol family 10 [ 1.368205] Segment Routing with IPv6 [ 1.372028] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 1.379313] NET: Registered protocol family 17 [ 1.384380] Key type dns_resolver registered [ 1.388955] omap_voltage_late_init: Voltage driver support not added [ 1.396624] Loading compiled-in X.509 certificates [ 1.414383] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 1.419586] gpmc_mem_init: disabling cs 0 mapped at 0x0-0x1000000 [ 1.425931] gpiochip_find_base: found new base at 510 [ 1.426341] gpio gpiochip4: (omap-gpmc): added GPIO chardev (254:4) [ 1.426470] gpiochip_setup_dev: registered GPIOs 510 to 511 on device: gpiochip4 (omap-gpmc) [ 1.427832] omap2-nand 8000000.nand: GPIO lookup for consumer rb [ 1.427850] omap2-nand 8000000.nand: using device tree for GPIO lookup [ 1.427905] of_get_named_gpiod_flags: parsed 'rb-gpios' property of node '/ocp/gpmc@50000000/nand@0,0[0]' - status (0) [ 1.428162] nand: device found, Manufacturer ID: 0x2c, Chip ID: 0xda [ 1.434769] nand: Micron MT29F2G08ABAEAWP [ 1.438807] nand: 256 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB size: 64 [ 1.446556] nand: using OMAP_ECC_BCH8_CODE_HW ECC scheme [ 1.452089] 10 fixed-partitions partitions found on MTD device omap2-nand.0 [ 1.459127] Creating 10 MTD partitions on "omap2-nand.0": [ 1.464602] 0x000000000000-0x000000020000 : "NAND.SPL" [ 1.471270] 0x000000020000-0x000000040000 : "NAND.SPL.backup1" [ 1.478517] 0x000000040000-0x000000060000 : "NAND.SPL.backup2" [ 1.485633] 0x000000060000-0x000000080000 : "NAND.SPL.backup3" [ 1.492753] 0x000000080000-0x0000000c0000 : "NAND.u-boot-spl-os" [ 1.500038] 0x0000000c0000-0x0000001c0000 : "NAND.u-boot" [ 1.507154] 0x0000001c0000-0x0000001e0000 : "NAND.u-boot-env" [ 1.514214] 0x0000001e0000-0x000000200000 : "NAND.u-boot-env.backup1" [ 1.521855] 0x000000200000-0x000000a00000 : "NAND.kernel" [ 1.532420] 0x000000a00000-0x000010000000 : "NAND.file-system" [ 1.687976] random: fast init done [ 1.700606] tps65217 0-0024: TPS65217 ID 0xe version 1.2 [ 1.706359] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz [ 1.715018] ilitek_log_level_value = 0. [ 1.718938] of_get_named_gpiod_flags: parsed 'ilitek,reset-gpio' property of node '/ocp/i2c@4819c000/ilitek@41[0]' - status (0) [ 1.718967] of_get_named_gpiod_flags: parsed 'ilitek,irq-gpio' property of node '/ocp/i2c@4819c000/ilitek@41[0]' - status (0) [ 1.967994] protocol version: 3.0.12 ilitek_data->ptl.ver = 0x30003 [ 1.980186] protocol version: 3.0.12 ilitek_data->ptl.ver = 0x30003 [ 1.992517] MCU KERNEL version:17.37.13.0.1 [ 2.002855] firmware version:6.0.0.0.255.255.255.255 [ 2.013959] screen_min_x: 0, screen_min_y: 0 screen_max_x: 16383, screen_max_y: 9599 [ 2.028040] tp_min_x: 0, tp_max_x: 16384, tp_min_y: 0, tp_max_y: 9600, ch_x: 39, ch_y: 25, max_tp: 10, key_count: 0 [ 2.038859] input: ilitek_ts as /devices/platform/ocp/4819c000.i2c/i2c-2/2-0041/input/input0 [ 2.048635] omap_i2c 4819c000.i2c: bus 2 rev0.11 at 100 kHz [ 2.055210] hctosys: unable to open rtc device (rtc0) [ 2.075072] net eth0: initializing cpsw version 1.12 (0) [ 2.183099] NS DP83848C 10/100 Mbps PHY 4a101000.mdio:01: attached PHY driver [NS DP83848C 10/100 Mbps PHY] (mii_bus:phy_addr=4a101000.mdio:01, irq=POLL) [ 2.197249] libphy: PHY not found [ 2.200780] net eth0: phy "" not found on slave 1, err -19 [ 2.211555] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 5.363304] cpsw 4a100000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 5.392343] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 5.422515] IP-Config: Complete: [ 5.425808] device=eth0, hwaddr=58:7a:62:ae:be:21, ipaddr=192.168.1.241, mask=255.255.255.0, gw=192.168.1.1 [ 5.436321] host=192.168.1.241, domain=, nis-domain=(none) [ 5.442404] bootserver=192.168.1.130, rootserver=192.168.1.130, rootpath= [ 5.450706] ALSA device list: [ 5.454099] No soundcards found. [ 5.523663] VFS: Mounted root (nfs filesystem) readonly on device 0:15. [ 5.531529] devtmpfs: mounted [ 5.538681] Freeing unused kernel memory: 1024K [ 5.544294] Run /sbin/init as init process [ 6.337494] systemd[1]: System time before build time, advancing clock. [ 6.450419] systemd[1]: systemd 239 running in system mode. (+PAM -AUDIT -SELINUX +IMA -APPARMOR +SMACK +SYSVINIT +UTMP -LIBCRYPTSETUP -GCRYPT -GNUTLS +ACL +XZ -LZ4 -SECCOMP +BLKID -ELFUTILS +KMOD -IDN2 -IDN -PCRE2 default-hierarchy=hybrid) [ 6.473351] systemd[1]: Detected architecture arm. [ 6.538695] systemd[1]: Set hostname to . [ 7.801312] systemd[1]: File /lib/systemd/system/systemd-journald.service:36 configures an IP firewall (IPAddressDeny=any), but the local system does not support BPF/cgroup based firewalling. [ 7.819031] systemd[1]: Proceeding WITHOUT firewalling in effect! (This warning is only shown for the first loaded unit using IP firewalling.) [ 8.172782] systemd[1]: /lib/systemd/system/gadget-init.service:15: Unknown lvalue 'ExecStopPre' in section 'Service' [ 9.532169] random: systemd: uninitialized urandom read (16 bytes read) [ 9.543022] systemd[1]: Listening on Journal Socket (/dev/log). [ 9.573375] random: systemd: uninitialized urandom read (16 bytes read) [ 9.581242] systemd[1]: Listening on initctl Compatibility Named Pipe. [ 9.622727] random: systemd: uninitialized urandom read (16 bytes read) [ 9.633851] systemd[1]: Listening on udev Control Socket. [ 9.793157] systemd[1]: Listening on Process Core Dump Socket. [ 10.589283] cryptodev: loading out-of-tree module taints kernel. [ 10.607374] cryptodev: driver 1.9 loaded. [ 10.618979] random: crng init done [ 10.622437] random: 7 urandom warning(s) missed due to ratelimiting [ 10.738597] usbcore: registered new interface driver usbfs [ 10.749977] usbcore: registered new interface driver hub [ 10.766009] usbcore: registered new device driver usb [ 10.838327] usbcore: registered new interface driver ftdi_sio [ 10.877948] usbserial: USB Serial support registered for FTDI USB Serial Device [ 12.034751] systemd-journald[71]: Received request to flush runtime journal from PID 1 [ 16.377176] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 16.408982] omap_rtc 44e3e000.rtc: char device (253:0) [ 16.409032] omap_rtc 44e3e000.rtc: registered as rtc0 [ 19.245145] omap-sham 53100000.sham: hw accel on OMAP rev 4.3 [ 19.412104] omap-aes 53500000.aes: OMAP AES hw accel rev: 3.2 [ 19.534780] omap-aes 53500000.aes: will run requests pump with realtime priority [ 19.754822] wkup_m3_ipc 44e11324.wkup_m3_ipc: could not get rproc handle [ 19.891650] [drm] Initialized pvr 1.17.4948957 20110701 for 56000000.sgx on minor 1 [ 20.002995] PM: Cannot get wkup_m3_ipc handle [ 20.054309] wkup_m3_ipc 44e11324.wkup_m3_ipc: could not get rproc handle [ 20.061456] PM: Cannot get wkup_m3_ipc handle [ 22.758412] remoteproc remoteproc0: wkup_m3 is available [ 22.840937] PM: Cannot get wkup_m3_ipc handle [ 22.845928] remoteproc remoteproc0: powering up wkup_m3 [ 23.172622] remoteproc remoteproc0: Booting fw image am335x-pm-firmware.elf, size 242896 [ 23.181091] remoteproc remoteproc0: remote processor wkup_m3 is now up [ 23.181117] wkup_m3_ipc 44e11324.wkup_m3_ipc: CM3 Firmware Version = 0x192 [ 33.995045] PM: bootloader does not support rtc-only! [ 34.071559] am335x-phy-driver 47401300.usb-phy: GPIO lookup for consumer reset [ 34.071581] am335x-phy-driver 47401300.usb-phy: using device tree for GPIO lookup [ 34.071627] of_get_named_gpiod_flags: can't parse 'reset-gpios' property of node '/ocp/usb@47400000/usb-phy@47401300[0]' [ 34.071649] of_get_named_gpiod_flags: can't parse 'reset-gpio' property of node '/ocp/usb@47400000/usb-phy@47401300[0]' [ 34.071664] am335x-phy-driver 47401300.usb-phy: using lookup tables for GPIO lookup [ 34.071675] am335x-phy-driver 47401300.usb-phy: No GPIO consumer reset found [ 34.071687] am335x-phy-driver 47401300.usb-phy: GPIO lookup for consumer vbus-detect [ 34.071695] am335x-phy-driver 47401300.usb-phy: using device tree for GPIO lookup [ 34.071715] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpios' property of node '/ocp/usb@47400000/usb-phy@47401300[0]' [ 34.071735] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpio' property of node '/ocp/usb@47400000/usb-phy@47401300[0]' [ 34.071746] am335x-phy-driver 47401300.usb-phy: using lookup tables for GPIO lookup [ 34.071755] am335x-phy-driver 47401300.usb-phy: No GPIO consumer vbus-detect found [ 34.071895] am335x-phy-driver 47401300.usb-phy: 47401300.usb-phy supply vcc not found, using dummy regulator [ 34.212743] am335x-phy-driver 47401300.usb-phy: Linked as a consumer to regulator.0 [ 34.297255] am335x-phy-driver 47401b00.usb-phy: GPIO lookup for consumer reset [ 34.297277] am335x-phy-driver 47401b00.usb-phy: using device tree for GPIO lookup [ 34.297318] of_get_named_gpiod_flags: can't parse 'reset-gpios' property of node '/ocp/usb@47400000/usb-phy@47401b00[0]' [ 34.297339] of_get_named_gpiod_flags: can't parse 'reset-gpio' property of node '/ocp/usb@47400000/usb-phy@47401b00[0]' [ 34.297354] am335x-phy-driver 47401b00.usb-phy: using lookup tables for GPIO lookup [ 34.297365] am335x-phy-driver 47401b00.usb-phy: No GPIO consumer reset found [ 34.297378] am335x-phy-driver 47401b00.usb-phy: GPIO lookup for consumer vbus-detect [ 34.297386] am335x-phy-driver 47401b00.usb-phy: using device tree for GPIO lookup [ 34.297406] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpios' property of node '/ocp/usb@47400000/usb-phy@47401b00[0]' [ 34.297426] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpio' property of node '/ocp/usb@47400000/usb-phy@47401b00[0]' [ 34.297436] am335x-phy-driver 47401b00.usb-phy: using lookup tables for GPIO lookup [ 34.297445] am335x-phy-driver 47401b00.usb-phy: No GPIO consumer vbus-detect found [ 34.297587] am335x-phy-driver 47401b00.usb-phy: 47401b00.usb-phy supply vcc not found, using dummy regulator [ 34.365249] musb-hdrc musb-hdrc.0: MUSB HDRC host driver [ 34.370658] musb-hdrc musb-hdrc.0: new USB bus registered, assigned bus number 1 [ 34.445614] am335x-phy-driver 47401b00.usb-phy: Linked as a consumer to regulator.0 [ 34.534382] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 4.19 [ 34.631064] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 34.709672] usb usb1: Product: MUSB HDRC host driver [ 34.746439] usb usb1: Manufacturer: Linux 4.19.38-g4dae378bbe musb-hcd [ 34.792448] usb usb1: SerialNumber: musb-hdrc.0 [ 34.829755] hub 1-0:1.0: USB hub found [ 34.851679] hub 1-0:1.0: 1 port detected [ 34.931523] musb-hdrc musb-hdrc.1: MUSB HDRC host driver [ 35.007078] musb-hdrc musb-hdrc.1: new USB bus registered, assigned bus number 2 [ 35.082978] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 4.19 [ 35.091317] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 35.183633] usb usb2: Product: MUSB HDRC host driver [ 35.188657] usb usb2: Manufacturer: Linux 4.19.38-g4dae378bbe musb-hcd [ 35.225356] usb usb2: SerialNumber: musb-hdrc.1 [ 35.245889] hub 2-0:1.0: USB hub found [ 35.250261] hub 2-0:1.0: 1 port detected [ 35.712499] usb 2-1: new high-speed USB device number 2 using musb-hdrc [ 35.902981] usb 2-1: New USB device found, idVendor=0424, idProduct=2512, bcdDevice= b.b3 [ 35.913883] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.933217] hub 2-1:1.0: USB hub found [ 35.939618] hub 2-1:1.0: 2 ports detected [ 55.379123] PVR_K: UM DDK-(4948957) and KM DDK-(4948957) match. [ OK ] [ 56.405440] gpio gpiochip3: Persistence not supported for GPIO 21 [ 57.228744] NET: Registered protocol family 15 [ 59.267070] Initializing XFRM netlink socket [ 62.541197] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 62.557263] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 62.564146] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 62.832591] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 62.839830] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000104): Sync lost [ 74.405285] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 74.418007] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 74.424886] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 74.477823] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 74.485218] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000104): Sync lost [ 74.575160] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 74.582514] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000104): Sync lost [ 74.653828] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 74.662048] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 74.668931] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 74.810286] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 74.824758] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 74.831533] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 74.865441] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 74.873557] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 74.880322] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 97.863030] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 97.879201] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 97.886098] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 130.387708] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 130.396966] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 130.403811] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 221.695429] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 221.703649] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 221.710413] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost [ 221.721033] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 221.729233] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underflow [ 221.736557] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000104): Sync lost root@am335x-evm:/usr/share/qt5/examples/touch/fingerpaint#