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    <title>topic iMX515 Chinese Tablet PC - usb hub error in i.MX Processors</title>
    <link>https://community.nxp.com/t5/i-MX-Processors/iMX515-Chinese-Tablet-PC-usb-hub-error/m-p/162278#M3648</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Dear, All&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;i Got iMX515 Chinese Tablet PC,aka Herotab M802, powered android and IMX515. After weeks playing with this tabled, time to do somethink fun, i found the design inside this Tablet is based on IMX515 EVKJ. Found this chip inside :&lt;/P&gt;&lt;P&gt;SC/GTL50/800&amp;nbsp; SGTL5000&lt;BR /&gt;MCIMX515DJM8C&lt;BR /&gt;MC13892JVL&lt;BR /&gt;MMA7660&lt;BR /&gt;AR6102G-BM2D&lt;BR /&gt;NT5TU64M16GG-AC&lt;BR /&gt;USB2514B&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; 4 Port USB HUB&lt;BR /&gt;BT425183S KD12 2000mAh&lt;BR /&gt;ETRONTECH eSP258E&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; USB CAMERA&lt;BR /&gt;HLY080MI&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; 24 Bit 800x600 LCD&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I have successfully installed lucid_1108 on it but,the problem is, usb hub not detected. Seem on kernel load process, my mouse whose attached to the hub is shortly lighting (Powering ON) but then shut it off.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;trying dmesg on hacked mx tty uart tespoint inside give me :&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;CPU: ARMv7 Processor [412fc085] revision 5 (ARMv7), cr=10c53c7f&lt;BR /&gt;CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction cache&lt;BR /&gt;Machine: Freescale MX51 Babbage Board&lt;BR /&gt;Memory policy: ECC disabled, Data cache writeback&lt;BR /&gt;On node 0 totalpages: 106496&lt;BR /&gt;free_area_init_node: node 0, pgdat 806d98fc, node_mem_map 8070a000&lt;BR /&gt;&amp;nbsp; DMA zone: 192 pages used for memmap&lt;BR /&gt;&amp;nbsp; DMA zone: 0 pages reserved&lt;BR /&gt;&amp;nbsp; DMA zone: 24384 pages, LIFO batch:3&lt;BR /&gt;&amp;nbsp; Normal zone: 640 pages used for memmap&lt;BR /&gt;&amp;nbsp; Normal zone: 81280 pages, LIFO batch:15&lt;BR /&gt;Built 1 zonelists in Zone order, mobility grouping on.&amp;nbsp; Total pages: 105664&lt;BR /&gt;Kernel command line: console=ttymxc0,115200 video=mxcdi1fb:800x600M-16@60 di1_primary console=tty0 root=/dev/mmcblk0p1 rootwait rw&lt;BR /&gt;PID hash table entries: 2048 (order: 1, 8192 bytes)&lt;BR /&gt;Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)&lt;BR /&gt;Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)&lt;BR /&gt;Memory: 416MB = 416MB total&lt;BR /&gt;Memory: 415060k/415060k available, 10924k reserved, 0K highmem&lt;BR /&gt;Virtual kernel memory layout:&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; vector&amp;nbsp; : 0xffff0000 - 0xffff1000&amp;nbsp;&amp;nbsp; (&amp;nbsp;&amp;nbsp; 4 kB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; fixmap&amp;nbsp; : 0xfff00000 - 0xfffe0000&amp;nbsp;&amp;nbsp; ( 896 kB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; DMA&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; : 0xf9e00000 - 0xffe00000&amp;nbsp;&amp;nbsp; (&amp;nbsp; 96 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; vmalloc : 0x9a800000 - 0xf4000000&amp;nbsp;&amp;nbsp; (1432 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; lowmem&amp;nbsp; : 0x80000000 - 0x9a000000&amp;nbsp;&amp;nbsp; ( 416 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; pkmap&amp;nbsp;&amp;nbsp; : 0x7fe00000 - 0x80000000&amp;nbsp;&amp;nbsp; (&amp;nbsp;&amp;nbsp; 2 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; modules : 0x7f000000 - 0x7fe00000&amp;nbsp;&amp;nbsp; (&amp;nbsp; 14 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .init : 0x80008000 - 0x8002f000&amp;nbsp;&amp;nbsp; ( 156 kB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .text : 0x8002f000 - 0x80672000&amp;nbsp;&amp;nbsp; (6412 kB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .data : 0x8068e000 - 0x806da780&amp;nbsp;&amp;nbsp; ( 306 kB)&lt;BR /&gt;SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1&lt;BR /&gt;Hierarchical RCU implementation.&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; RCU-based detection of stalled CPUs is disabled.&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; Verbose stalled-CPUs detection is disabled.&lt;BR /&gt;NR_IRQS:368&lt;BR /&gt;MXC GPIO hardware&lt;BR /&gt;MXC IRQ initialized&lt;BR /&gt;MXC_Early serial console at MMIO 0x73fbc000 (options '115200')&lt;BR /&gt;bootconsole [ttymxc0] enabled&lt;BR /&gt;Console: colour dummy device 80x30&lt;BR /&gt;console [tty0] enabled, bootconsole disabled&lt;BR /&gt;Calibrating delay loop... 799.53 BogoMIPS (lpj=3997696)&lt;BR /&gt;pid_max: default: 32768 minimum: 301&lt;BR /&gt;Mount-cache hash table entries: 512&lt;BR /&gt;CPU: Testing write buffer coherency: ok&lt;BR /&gt;regulator: core version 0.5&lt;BR /&gt;NET: Registered protocol family 16&lt;BR /&gt;i.MX IRAM pool: 128 KB@0x9a840000&lt;BR /&gt;IRAM READY&lt;BR /&gt;CPU is i.MX51 Revision 3.0&lt;BR /&gt;Using SDMA I.API&lt;BR /&gt;MXC DMA API initialized&lt;BR /&gt;bio: create slab &amp;lt;bio-0&amp;gt; at 0&lt;BR /&gt;SCSI subsystem initialized&lt;BR /&gt;CSPI: mxc_spi-0 probed&lt;BR /&gt;Freescale USB OTG Driver loaded, $Revision: 1.55 $&lt;BR /&gt;usbcore: registered new interface driver usbfs&lt;BR /&gt;usbcore: registered new interface driver hub&lt;BR /&gt;usbcore: registered new device driver usb&lt;BR /&gt;MXC HS I2C driver&lt;BR /&gt;IPU DMFC NORMAL mode: 1(0~1), 5B(4,5), 5F(6,7)&lt;BR /&gt;PMIC Light driver loading...&lt;BR /&gt;Advanced Linux Sound Architecture Driver Version 1.0.23.&lt;BR /&gt;Bluetooth: Core ver 2.15&lt;BR /&gt;NET: Registered protocol family 31&lt;BR /&gt;Bluetooth: HCI device and connection manager initialized&lt;BR /&gt;Bluetooth: HCI socket layer initialized&lt;BR /&gt;mc13892 Rev 2.0 FinVer 2 detected&lt;BR /&gt;Initializing regulators for Babbage.&lt;BR /&gt;regulator: SW1: 600 &amp;lt;--&amp;gt; 1375 mV at 1050 mV &lt;BR /&gt;regulator: SW2: 900 &amp;lt;--&amp;gt; 1850 mV at 1225 mV &lt;BR /&gt;regulator: SW3: 1100 &amp;lt;--&amp;gt; 1850 mV at 1200 mV &lt;BR /&gt;regulator: SW4: 1100 &amp;lt;--&amp;gt; 1850 mV at 1800 mV &lt;BR /&gt;regulator: SWBST: &lt;BR /&gt;regulator: VIOHI: &lt;BR /&gt;regulator: VPLL: 1050 &amp;lt;--&amp;gt; 1800 mV at 1800 mV &lt;BR /&gt;regulator: VDIG: 1650 mV &lt;BR /&gt;regulator: VSD: 1800 &amp;lt;--&amp;gt; 3150 mV at 3150 mV &lt;BR /&gt;regulator: VUSB2: 2400 &amp;lt;--&amp;gt; 2775 mV at 2600 mV &lt;BR /&gt;regulator: VVIDEO: 2775 mV &lt;BR /&gt;regulator: VAUDIO: 2300 &amp;lt;--&amp;gt; 3000 mV at 3000 mV &lt;BR /&gt;regulator: VCAM: 2500 &amp;lt;--&amp;gt; 3000 mV at 2600 mV fast normal &lt;BR /&gt;regulator: VGEN1: 1200 mV &lt;BR /&gt;regulator: VGEN2: 1200 &amp;lt;--&amp;gt; 3150 mV at 3150 mV &lt;BR /&gt;regulator: VGEN3: 1800 &amp;lt;--&amp;gt; 2900 mV at 1800 mV &lt;BR /&gt;regulator: VUSB: &lt;BR /&gt;regulator: GPO1: &lt;BR /&gt;regulator: GPO2: &lt;BR /&gt;regulator: GPO3: &lt;BR /&gt;regulator: GPO4: &lt;BR /&gt;PMIC ADC start probe&lt;BR /&gt;PMIC Light successfully loaded&lt;BR /&gt;Device spi1.0 probed&lt;BR /&gt;Switching to clocksource mxc_timer1&lt;BR /&gt;NET: Registered protocol family 2&lt;BR /&gt;IP route cache hash table entries: 4096 (order: 2, 16384 bytes)&lt;BR /&gt;TCP established hash table entries: 16384 (order: 5, 131072 bytes)&lt;BR /&gt;TCP bind hash table entries: 16384 (order: 4, 65536 bytes)&lt;BR /&gt;TCP: Hash tables configured (established 16384 bind 16384)&lt;BR /&gt;TCP reno registered&lt;BR /&gt;UDP hash table entries: 256 (order: 0, 4096 bytes)&lt;BR /&gt;UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)&lt;BR /&gt;NET: Registered protocol family 1&lt;BR /&gt;RPC: Registered udp transport module.&lt;BR /&gt;RPC: Registered tcp transport module.&lt;BR /&gt;RPC: Registered tcp NFSv4.1 backchannel transport module.&lt;BR /&gt;LPMode driver module loaded&lt;BR /&gt;Static Power Management for Freescale i.MX5&lt;BR /&gt;PM driver module loaded&lt;BR /&gt;sdram autogating driver module loaded&lt;BR /&gt;Bus freq driver module loaded&lt;BR /&gt;DI1 is primary&lt;BR /&gt;mxc_dvfs_core_probe&lt;BR /&gt;DVFS driver module loaded&lt;BR /&gt;i.MXC CPU frequency driver&lt;BR /&gt;DVFS PER driver module loaded&lt;BR /&gt;JFFS2 version 2.2. (NAND) Â© 2001-2006 Red Hat, Inc.&lt;BR /&gt;msgmni has been set to 810&lt;BR /&gt;alg: No test for stdrng (krng)&lt;BR /&gt;cryptodev: driver loaded.&lt;BR /&gt;io scheduler noop registered&lt;BR /&gt;io scheduler deadline registered&lt;BR /&gt;io scheduler cfq registered (default)&lt;BR /&gt;fbcvt: 800x600@60: CVT Name - .480M3&lt;BR /&gt;mxc_ipu mxc_ipu: Channel already disabled 9&lt;BR /&gt;mxc_ipu mxc_ipu: Channel already uninitialized 9&lt;BR /&gt;Console: switching to colour frame buffer device 100x37&lt;BR /&gt;fbcvt: 1024x768@60: CVT Name - .786M3&lt;BR /&gt;mxci2c_wait_writefifo:wait error&lt;BR /&gt;sii9022 3-0039: SII9022: cound not find device&lt;BR /&gt;regulator: get() with no identifier&lt;BR /&gt;regulator: get() with no identifier&lt;BR /&gt;regulator: get() with no identifier&lt;BR /&gt;mxci2c_wait_writefifo:wait error&lt;BR /&gt;Serial: MXC Internal UART driver&lt;BR /&gt;mxcintuart.0: ttymxc0 at MMIO 0x73fbc000 (irq = 31) is a Freescale i.MX&lt;BR /&gt;console [ttymxc0] enabled&lt;BR /&gt;mxcintuart.1: ttymxc1 at MMIO 0x73fc0000 (irq = 32) is a Freescale i.MX&lt;BR /&gt;mxcintuart.2: ttymxc2 at MMIO 0x7000c000 (irq = 33) is a Freescale i.MX&lt;BR /&gt;loop: module loaded&lt;BR /&gt;mxc_dataflash spi1.1: JEDEC id 000000 not handled&lt;BR /&gt;MXC MTD nand Driver 3.0&lt;BR /&gt;i.MX GPMI NFC&lt;BR /&gt;vcan: Virtual CAN interface driver&lt;BR /&gt;Freescale FlexCAN Driver &lt;BR /&gt;FEC Ethernet Driver&lt;BR /&gt;fec_enet_mii_bus: probed&lt;BR /&gt;ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver&lt;BR /&gt;fsl-ehci fsl-ehci.0: Freescale On-Chip EHCI Host Controller&lt;BR /&gt;fsl-ehci fsl-ehci.0: new USB bus registered, assigned bus number 1&lt;BR /&gt;fsl-ehci fsl-ehci.0: irq 18, io base 0x73f80000&lt;BR /&gt;fsl-ehci fsl-ehci.0: USB 2.0 started, EHCI 1.00&lt;BR /&gt;hub 1-0:1.0: USB hub found&lt;BR /&gt;hub 1-0:1.0: 1 port detected&lt;BR /&gt;fsl-ehci fsl-ehci.1: Freescale On-Chip EHCI Host Controller&lt;BR /&gt;fsl-ehci fsl-ehci.1: new USB bus registered, assigned bus number 2&lt;BR /&gt;fsl-ehci fsl-ehci.1: irq 14, io base 0x73f80200&lt;BR /&gt;fsl-ehci fsl-ehci.1: USB 2.0 started, EHCI 1.00&lt;BR /&gt;hub 2-0:1.0: USB hub found&lt;BR /&gt;hub 2-0:1.0: 1 port detected&lt;BR /&gt;Initializing USB Mass Storage driver...&lt;BR /&gt;usbcore: registered new interface driver usb-storage&lt;BR /&gt;USB Mass Storage support registered.&lt;BR /&gt;ARC USBOTG Device Controller driver (1 August 2005)&lt;BR /&gt;mice: PS/2 mouse device common for all mice&lt;BR /&gt;MXC keypad loaded&lt;BR /&gt;input: mxckpd as /devices/virtual/input/input0&lt;BR /&gt;mc13892 rtc probe start&lt;BR /&gt;pmic_rtc pmic_rtc.1: rtc core: registered pmic_rtc as rtc0&lt;BR /&gt;mc13892 rtc probe succeed&lt;BR /&gt;i2c /dev entries driver&lt;BR /&gt;IR NEC protocol handler initialized&lt;BR /&gt;IR RC5(x) protocol handler initialized&lt;BR /&gt;IR RC6 protocol handler initialized&lt;BR /&gt;IR JVC protocol handler initialized&lt;BR /&gt;IR Sony protocol handler initialized&lt;BR /&gt;Linux video capture interface: v2.00&lt;BR /&gt;mxc_v4l2_output mxc_v4l2_output.0: Registered device video0&lt;BR /&gt;usbcore: registered new interface driver uvcvideo&lt;BR /&gt;USB Video Class driver (v0.1.0)&lt;BR /&gt;APM Battery Driver&lt;BR /&gt;MXC WatchDog Driver 2.0&lt;BR /&gt;MXC Watchdog # 0 Timer: initial timeout 60 sec&lt;BR /&gt;Bluetooth: Virtual HCI driver ver 1.3&lt;BR /&gt;Bluetooth: Generic Bluetooth USB driver ver 0.6&lt;BR /&gt;usbcore: registered new interface driver btusb&lt;BR /&gt;pmic_battery: probe of pmic_battery.1 failed with error -1&lt;BR /&gt;VPU initialized&lt;BR /&gt;mxsdhci: MXC Secure Digital Host Controller Interface driver&lt;BR /&gt;mxsdhci: MXC SDHCI Controller Driver. &lt;BR /&gt;mmc0: SDHCI detect irq 128 irq 1 INTERNAL DMA&lt;BR /&gt;mxsdhci: MXC SDHCI Controller Driver. &lt;BR /&gt;usb 2-1: new high speed USB device using fsl-ehci and address 2&lt;BR /&gt;mmc1: SDHCI detect irq 134 irq 2 INTERNAL DMA&lt;BR /&gt;Registered led device: pmic_ledsr&lt;BR /&gt;Registered led device: pmic_ledsg&lt;BR /&gt;Registered led device: pmic_ledsb&lt;BR /&gt;usbcore: registered new interface driver usbhid&lt;BR /&gt;usbhid: USB HID core driver&lt;BR /&gt;Cirrus Logic CS42888 ALSA SoC Codec Driver&lt;BR /&gt;sgtl5000-i2c 1-000a: SGTL5000 revision 17&lt;BR /&gt;No device for DAI imx-ssi-1-0&lt;BR /&gt;No device for DAI imx-ssi-1-1&lt;BR /&gt;No device for DAI imx-ssi-2-0&lt;BR /&gt;No device for DAI imx-ssi-2-1&lt;BR /&gt;No device for DAI imx-ssi-3-0&lt;BR /&gt;No device for DAI imx-ssi-3-1&lt;BR /&gt;DMA Sound Buffers Allocated:UseIram=1 buf-&amp;gt;addr=1fff6000 buf-&amp;gt;area=9a856000 size=24576&lt;BR /&gt;DMA Sound Buffers Allocated:UseIram=1 buf-&amp;gt;addr=a92a8000 buf-&amp;gt;area=fa2fa000 size=24576&lt;BR /&gt;asoc: SGTL5000 &amp;lt;-&amp;gt; imx-ssi-2-0 mapping ok&lt;BR /&gt;hub 2-1:1.0: USB hub found&lt;BR /&gt;hub 2-1:1.0: 4 ports detected&lt;BR /&gt;mmc0: new SDHC card at address e624&lt;BR /&gt;mmcblk0: mmc0:e624 SU04G 3.69 GiB &lt;BR /&gt;&amp;nbsp;mmcblk0: p1&lt;BR /&gt;ALSA device list:&lt;BR /&gt;&amp;nbsp; #0: imx-3stack (SGTL5000)&lt;BR /&gt;TCP cubic registered&lt;BR /&gt;NET: Registered protocol family 17&lt;BR /&gt;can: controller area network core (rev 20090105 abi 8)&lt;BR /&gt;NET: Registered protocol family 29&lt;BR /&gt;can: raw protocol (rev 20090105)&lt;BR /&gt;can: broadcast manager protocol (rev 20090105 t)&lt;BR /&gt;Bluetooth: L2CAP ver 2.14&lt;BR /&gt;Bluetooth: L2CAP socket layer initialized&lt;BR /&gt;Bluetooth: SCO (Voice Link) ver 0.6&lt;BR /&gt;Bluetooth: SCO socket layer initialized&lt;BR /&gt;Bluetooth: RFCOMM TTY layer initialized&lt;BR /&gt;Bluetooth: RFCOMM socket layer initialized&lt;BR /&gt;Bluetooth: RFCOMM ver 1.11&lt;BR /&gt;Bluetooth: BNEP (Ethernet Emulation) ver 1.3&lt;BR /&gt;Bluetooth: BNEP filters: protocol multicast&lt;BR /&gt;Bluetooth: HIDP (Human Interface Emulation) ver 1.2&lt;BR /&gt;VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 2&lt;BR /&gt;USB Host suspend begins&lt;BR /&gt;will suspend roothub and its children&lt;BR /&gt;ehci_fsl_bus_suspend, DR&lt;BR /&gt;host suspend ends&lt;BR /&gt;regulator_init_complete: disabling VCAM&lt;BR /&gt;regulator_init_complete: disabling VAUDIO&lt;BR /&gt;regulator_init_complete: disabling VSD&lt;BR /&gt;input: mxc_ts as /devices/virtual/input/input1&lt;BR /&gt;mxc input touchscreen loaded&lt;BR /&gt;pmic_rtc pmic_rtc.1: setting system clock to 1970-01-02 04:26:46 UTC (102406)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x01 (3 bytes)&lt;BR /&gt;EXT3-fs: barriers not enabled&lt;BR /&gt;kjournald starting.&amp;nbsp; Commit interval 5 seconds&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x1a (5 bytes)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x1b (8 bytes)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x14 (0 bytes)&lt;BR /&gt;EXT3-fs (mmcblk0p1): using internal journal&lt;BR /&gt;EXT3-fs (mmcblk0p1): mounted filesystem with writeback data mode&lt;BR /&gt;VFS: Mounted root (ext3 filesystem) on device 179:1.&lt;BR /&gt;Freeing init memory: 156K&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x80 (1 bytes)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x81 (1 bytes)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x82 (1 bytes)&lt;BR /&gt;mmc1: new SDIO card at address 0001&lt;BR /&gt;hub 2-1:1.0: hub_port_status failed (err = -110)&lt;BR /&gt;hub 2-1:1.0: hub_port_status failed (err = -110)&lt;BR /&gt;mxc_ipu mxc_ipu: Channel already disabled 9&lt;BR /&gt;mxc_ipu mxc_ipu: Channel already uninitialized 9&lt;BR /&gt;hub 2-1:1.0: hub_port_status failed (err = -110)&lt;BR /&gt;hub 2-1:1.0: hub_port_status failed (err = -110)&lt;BR /&gt;ehci_fsl_bus_resume, DR&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;============&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Please if anyone can help me,about how to enabled the usb-hub. Official android (froyo)&amp;nbsp; was able to acces usb keyboard. Thanks.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Regards,&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Rijal&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Wed, 13 Jul 2011 15:08:42 GMT</pubDate>
    <dc:creator>RizalAbdurrahma</dc:creator>
    <dc:date>2011-07-13T15:08:42Z</dc:date>
    <item>
      <title>iMX515 Chinese Tablet PC - usb hub error</title>
      <link>https://community.nxp.com/t5/i-MX-Processors/iMX515-Chinese-Tablet-PC-usb-hub-error/m-p/162278#M3648</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Dear, All&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;i Got iMX515 Chinese Tablet PC,aka Herotab M802, powered android and IMX515. After weeks playing with this tabled, time to do somethink fun, i found the design inside this Tablet is based on IMX515 EVKJ. Found this chip inside :&lt;/P&gt;&lt;P&gt;SC/GTL50/800&amp;nbsp; SGTL5000&lt;BR /&gt;MCIMX515DJM8C&lt;BR /&gt;MC13892JVL&lt;BR /&gt;MMA7660&lt;BR /&gt;AR6102G-BM2D&lt;BR /&gt;NT5TU64M16GG-AC&lt;BR /&gt;USB2514B&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; 4 Port USB HUB&lt;BR /&gt;BT425183S KD12 2000mAh&lt;BR /&gt;ETRONTECH eSP258E&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; USB CAMERA&lt;BR /&gt;HLY080MI&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; 24 Bit 800x600 LCD&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I have successfully installed lucid_1108 on it but,the problem is, usb hub not detected. Seem on kernel load process, my mouse whose attached to the hub is shortly lighting (Powering ON) but then shut it off.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;trying dmesg on hacked mx tty uart tespoint inside give me :&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;CPU: ARMv7 Processor [412fc085] revision 5 (ARMv7), cr=10c53c7f&lt;BR /&gt;CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction cache&lt;BR /&gt;Machine: Freescale MX51 Babbage Board&lt;BR /&gt;Memory policy: ECC disabled, Data cache writeback&lt;BR /&gt;On node 0 totalpages: 106496&lt;BR /&gt;free_area_init_node: node 0, pgdat 806d98fc, node_mem_map 8070a000&lt;BR /&gt;&amp;nbsp; DMA zone: 192 pages used for memmap&lt;BR /&gt;&amp;nbsp; DMA zone: 0 pages reserved&lt;BR /&gt;&amp;nbsp; DMA zone: 24384 pages, LIFO batch:3&lt;BR /&gt;&amp;nbsp; Normal zone: 640 pages used for memmap&lt;BR /&gt;&amp;nbsp; Normal zone: 81280 pages, LIFO batch:15&lt;BR /&gt;Built 1 zonelists in Zone order, mobility grouping on.&amp;nbsp; Total pages: 105664&lt;BR /&gt;Kernel command line: console=ttymxc0,115200 video=mxcdi1fb:800x600M-16@60 di1_primary console=tty0 root=/dev/mmcblk0p1 rootwait rw&lt;BR /&gt;PID hash table entries: 2048 (order: 1, 8192 bytes)&lt;BR /&gt;Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)&lt;BR /&gt;Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)&lt;BR /&gt;Memory: 416MB = 416MB total&lt;BR /&gt;Memory: 415060k/415060k available, 10924k reserved, 0K highmem&lt;BR /&gt;Virtual kernel memory layout:&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; vector&amp;nbsp; : 0xffff0000 - 0xffff1000&amp;nbsp;&amp;nbsp; (&amp;nbsp;&amp;nbsp; 4 kB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; fixmap&amp;nbsp; : 0xfff00000 - 0xfffe0000&amp;nbsp;&amp;nbsp; ( 896 kB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; DMA&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; : 0xf9e00000 - 0xffe00000&amp;nbsp;&amp;nbsp; (&amp;nbsp; 96 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; vmalloc : 0x9a800000 - 0xf4000000&amp;nbsp;&amp;nbsp; (1432 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; lowmem&amp;nbsp; : 0x80000000 - 0x9a000000&amp;nbsp;&amp;nbsp; ( 416 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; pkmap&amp;nbsp;&amp;nbsp; : 0x7fe00000 - 0x80000000&amp;nbsp;&amp;nbsp; (&amp;nbsp;&amp;nbsp; 2 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; modules : 0x7f000000 - 0x7fe00000&amp;nbsp;&amp;nbsp; (&amp;nbsp; 14 MB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .init : 0x80008000 - 0x8002f000&amp;nbsp;&amp;nbsp; ( 156 kB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .text : 0x8002f000 - 0x80672000&amp;nbsp;&amp;nbsp; (6412 kB)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; .data : 0x8068e000 - 0x806da780&amp;nbsp;&amp;nbsp; ( 306 kB)&lt;BR /&gt;SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1&lt;BR /&gt;Hierarchical RCU implementation.&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; RCU-based detection of stalled CPUs is disabled.&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; Verbose stalled-CPUs detection is disabled.&lt;BR /&gt;NR_IRQS:368&lt;BR /&gt;MXC GPIO hardware&lt;BR /&gt;MXC IRQ initialized&lt;BR /&gt;MXC_Early serial console at MMIO 0x73fbc000 (options '115200')&lt;BR /&gt;bootconsole [ttymxc0] enabled&lt;BR /&gt;Console: colour dummy device 80x30&lt;BR /&gt;console [tty0] enabled, bootconsole disabled&lt;BR /&gt;Calibrating delay loop... 799.53 BogoMIPS (lpj=3997696)&lt;BR /&gt;pid_max: default: 32768 minimum: 301&lt;BR /&gt;Mount-cache hash table entries: 512&lt;BR /&gt;CPU: Testing write buffer coherency: ok&lt;BR /&gt;regulator: core version 0.5&lt;BR /&gt;NET: Registered protocol family 16&lt;BR /&gt;i.MX IRAM pool: 128 KB@0x9a840000&lt;BR /&gt;IRAM READY&lt;BR /&gt;CPU is i.MX51 Revision 3.0&lt;BR /&gt;Using SDMA I.API&lt;BR /&gt;MXC DMA API initialized&lt;BR /&gt;bio: create slab &amp;lt;bio-0&amp;gt; at 0&lt;BR /&gt;SCSI subsystem initialized&lt;BR /&gt;CSPI: mxc_spi-0 probed&lt;BR /&gt;Freescale USB OTG Driver loaded, $Revision: 1.55 $&lt;BR /&gt;usbcore: registered new interface driver usbfs&lt;BR /&gt;usbcore: registered new interface driver hub&lt;BR /&gt;usbcore: registered new device driver usb&lt;BR /&gt;MXC HS I2C driver&lt;BR /&gt;IPU DMFC NORMAL mode: 1(0~1), 5B(4,5), 5F(6,7)&lt;BR /&gt;PMIC Light driver loading...&lt;BR /&gt;Advanced Linux Sound Architecture Driver Version 1.0.23.&lt;BR /&gt;Bluetooth: Core ver 2.15&lt;BR /&gt;NET: Registered protocol family 31&lt;BR /&gt;Bluetooth: HCI device and connection manager initialized&lt;BR /&gt;Bluetooth: HCI socket layer initialized&lt;BR /&gt;mc13892 Rev 2.0 FinVer 2 detected&lt;BR /&gt;Initializing regulators for Babbage.&lt;BR /&gt;regulator: SW1: 600 &amp;lt;--&amp;gt; 1375 mV at 1050 mV &lt;BR /&gt;regulator: SW2: 900 &amp;lt;--&amp;gt; 1850 mV at 1225 mV &lt;BR /&gt;regulator: SW3: 1100 &amp;lt;--&amp;gt; 1850 mV at 1200 mV &lt;BR /&gt;regulator: SW4: 1100 &amp;lt;--&amp;gt; 1850 mV at 1800 mV &lt;BR /&gt;regulator: SWBST: &lt;BR /&gt;regulator: VIOHI: &lt;BR /&gt;regulator: VPLL: 1050 &amp;lt;--&amp;gt; 1800 mV at 1800 mV &lt;BR /&gt;regulator: VDIG: 1650 mV &lt;BR /&gt;regulator: VSD: 1800 &amp;lt;--&amp;gt; 3150 mV at 3150 mV &lt;BR /&gt;regulator: VUSB2: 2400 &amp;lt;--&amp;gt; 2775 mV at 2600 mV &lt;BR /&gt;regulator: VVIDEO: 2775 mV &lt;BR /&gt;regulator: VAUDIO: 2300 &amp;lt;--&amp;gt; 3000 mV at 3000 mV &lt;BR /&gt;regulator: VCAM: 2500 &amp;lt;--&amp;gt; 3000 mV at 2600 mV fast normal &lt;BR /&gt;regulator: VGEN1: 1200 mV &lt;BR /&gt;regulator: VGEN2: 1200 &amp;lt;--&amp;gt; 3150 mV at 3150 mV &lt;BR /&gt;regulator: VGEN3: 1800 &amp;lt;--&amp;gt; 2900 mV at 1800 mV &lt;BR /&gt;regulator: VUSB: &lt;BR /&gt;regulator: GPO1: &lt;BR /&gt;regulator: GPO2: &lt;BR /&gt;regulator: GPO3: &lt;BR /&gt;regulator: GPO4: &lt;BR /&gt;PMIC ADC start probe&lt;BR /&gt;PMIC Light successfully loaded&lt;BR /&gt;Device spi1.0 probed&lt;BR /&gt;Switching to clocksource mxc_timer1&lt;BR /&gt;NET: Registered protocol family 2&lt;BR /&gt;IP route cache hash table entries: 4096 (order: 2, 16384 bytes)&lt;BR /&gt;TCP established hash table entries: 16384 (order: 5, 131072 bytes)&lt;BR /&gt;TCP bind hash table entries: 16384 (order: 4, 65536 bytes)&lt;BR /&gt;TCP: Hash tables configured (established 16384 bind 16384)&lt;BR /&gt;TCP reno registered&lt;BR /&gt;UDP hash table entries: 256 (order: 0, 4096 bytes)&lt;BR /&gt;UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)&lt;BR /&gt;NET: Registered protocol family 1&lt;BR /&gt;RPC: Registered udp transport module.&lt;BR /&gt;RPC: Registered tcp transport module.&lt;BR /&gt;RPC: Registered tcp NFSv4.1 backchannel transport module.&lt;BR /&gt;LPMode driver module loaded&lt;BR /&gt;Static Power Management for Freescale i.MX5&lt;BR /&gt;PM driver module loaded&lt;BR /&gt;sdram autogating driver module loaded&lt;BR /&gt;Bus freq driver module loaded&lt;BR /&gt;DI1 is primary&lt;BR /&gt;mxc_dvfs_core_probe&lt;BR /&gt;DVFS driver module loaded&lt;BR /&gt;i.MXC CPU frequency driver&lt;BR /&gt;DVFS PER driver module loaded&lt;BR /&gt;JFFS2 version 2.2. (NAND) Â© 2001-2006 Red Hat, Inc.&lt;BR /&gt;msgmni has been set to 810&lt;BR /&gt;alg: No test for stdrng (krng)&lt;BR /&gt;cryptodev: driver loaded.&lt;BR /&gt;io scheduler noop registered&lt;BR /&gt;io scheduler deadline registered&lt;BR /&gt;io scheduler cfq registered (default)&lt;BR /&gt;fbcvt: 800x600@60: CVT Name - .480M3&lt;BR /&gt;mxc_ipu mxc_ipu: Channel already disabled 9&lt;BR /&gt;mxc_ipu mxc_ipu: Channel already uninitialized 9&lt;BR /&gt;Console: switching to colour frame buffer device 100x37&lt;BR /&gt;fbcvt: 1024x768@60: CVT Name - .786M3&lt;BR /&gt;mxci2c_wait_writefifo:wait error&lt;BR /&gt;sii9022 3-0039: SII9022: cound not find device&lt;BR /&gt;regulator: get() with no identifier&lt;BR /&gt;regulator: get() with no identifier&lt;BR /&gt;regulator: get() with no identifier&lt;BR /&gt;mxci2c_wait_writefifo:wait error&lt;BR /&gt;Serial: MXC Internal UART driver&lt;BR /&gt;mxcintuart.0: ttymxc0 at MMIO 0x73fbc000 (irq = 31) is a Freescale i.MX&lt;BR /&gt;console [ttymxc0] enabled&lt;BR /&gt;mxcintuart.1: ttymxc1 at MMIO 0x73fc0000 (irq = 32) is a Freescale i.MX&lt;BR /&gt;mxcintuart.2: ttymxc2 at MMIO 0x7000c000 (irq = 33) is a Freescale i.MX&lt;BR /&gt;loop: module loaded&lt;BR /&gt;mxc_dataflash spi1.1: JEDEC id 000000 not handled&lt;BR /&gt;MXC MTD nand Driver 3.0&lt;BR /&gt;i.MX GPMI NFC&lt;BR /&gt;vcan: Virtual CAN interface driver&lt;BR /&gt;Freescale FlexCAN Driver &lt;BR /&gt;FEC Ethernet Driver&lt;BR /&gt;fec_enet_mii_bus: probed&lt;BR /&gt;ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver&lt;BR /&gt;fsl-ehci fsl-ehci.0: Freescale On-Chip EHCI Host Controller&lt;BR /&gt;fsl-ehci fsl-ehci.0: new USB bus registered, assigned bus number 1&lt;BR /&gt;fsl-ehci fsl-ehci.0: irq 18, io base 0x73f80000&lt;BR /&gt;fsl-ehci fsl-ehci.0: USB 2.0 started, EHCI 1.00&lt;BR /&gt;hub 1-0:1.0: USB hub found&lt;BR /&gt;hub 1-0:1.0: 1 port detected&lt;BR /&gt;fsl-ehci fsl-ehci.1: Freescale On-Chip EHCI Host Controller&lt;BR /&gt;fsl-ehci fsl-ehci.1: new USB bus registered, assigned bus number 2&lt;BR /&gt;fsl-ehci fsl-ehci.1: irq 14, io base 0x73f80200&lt;BR /&gt;fsl-ehci fsl-ehci.1: USB 2.0 started, EHCI 1.00&lt;BR /&gt;hub 2-0:1.0: USB hub found&lt;BR /&gt;hub 2-0:1.0: 1 port detected&lt;BR /&gt;Initializing USB Mass Storage driver...&lt;BR /&gt;usbcore: registered new interface driver usb-storage&lt;BR /&gt;USB Mass Storage support registered.&lt;BR /&gt;ARC USBOTG Device Controller driver (1 August 2005)&lt;BR /&gt;mice: PS/2 mouse device common for all mice&lt;BR /&gt;MXC keypad loaded&lt;BR /&gt;input: mxckpd as /devices/virtual/input/input0&lt;BR /&gt;mc13892 rtc probe start&lt;BR /&gt;pmic_rtc pmic_rtc.1: rtc core: registered pmic_rtc as rtc0&lt;BR /&gt;mc13892 rtc probe succeed&lt;BR /&gt;i2c /dev entries driver&lt;BR /&gt;IR NEC protocol handler initialized&lt;BR /&gt;IR RC5(x) protocol handler initialized&lt;BR /&gt;IR RC6 protocol handler initialized&lt;BR /&gt;IR JVC protocol handler initialized&lt;BR /&gt;IR Sony protocol handler initialized&lt;BR /&gt;Linux video capture interface: v2.00&lt;BR /&gt;mxc_v4l2_output mxc_v4l2_output.0: Registered device video0&lt;BR /&gt;usbcore: registered new interface driver uvcvideo&lt;BR /&gt;USB Video Class driver (v0.1.0)&lt;BR /&gt;APM Battery Driver&lt;BR /&gt;MXC WatchDog Driver 2.0&lt;BR /&gt;MXC Watchdog # 0 Timer: initial timeout 60 sec&lt;BR /&gt;Bluetooth: Virtual HCI driver ver 1.3&lt;BR /&gt;Bluetooth: Generic Bluetooth USB driver ver 0.6&lt;BR /&gt;usbcore: registered new interface driver btusb&lt;BR /&gt;pmic_battery: probe of pmic_battery.1 failed with error -1&lt;BR /&gt;VPU initialized&lt;BR /&gt;mxsdhci: MXC Secure Digital Host Controller Interface driver&lt;BR /&gt;mxsdhci: MXC SDHCI Controller Driver. &lt;BR /&gt;mmc0: SDHCI detect irq 128 irq 1 INTERNAL DMA&lt;BR /&gt;mxsdhci: MXC SDHCI Controller Driver. &lt;BR /&gt;usb 2-1: new high speed USB device using fsl-ehci and address 2&lt;BR /&gt;mmc1: SDHCI detect irq 134 irq 2 INTERNAL DMA&lt;BR /&gt;Registered led device: pmic_ledsr&lt;BR /&gt;Registered led device: pmic_ledsg&lt;BR /&gt;Registered led device: pmic_ledsb&lt;BR /&gt;usbcore: registered new interface driver usbhid&lt;BR /&gt;usbhid: USB HID core driver&lt;BR /&gt;Cirrus Logic CS42888 ALSA SoC Codec Driver&lt;BR /&gt;sgtl5000-i2c 1-000a: SGTL5000 revision 17&lt;BR /&gt;No device for DAI imx-ssi-1-0&lt;BR /&gt;No device for DAI imx-ssi-1-1&lt;BR /&gt;No device for DAI imx-ssi-2-0&lt;BR /&gt;No device for DAI imx-ssi-2-1&lt;BR /&gt;No device for DAI imx-ssi-3-0&lt;BR /&gt;No device for DAI imx-ssi-3-1&lt;BR /&gt;DMA Sound Buffers Allocated:UseIram=1 buf-&amp;gt;addr=1fff6000 buf-&amp;gt;area=9a856000 size=24576&lt;BR /&gt;DMA Sound Buffers Allocated:UseIram=1 buf-&amp;gt;addr=a92a8000 buf-&amp;gt;area=fa2fa000 size=24576&lt;BR /&gt;asoc: SGTL5000 &amp;lt;-&amp;gt; imx-ssi-2-0 mapping ok&lt;BR /&gt;hub 2-1:1.0: USB hub found&lt;BR /&gt;hub 2-1:1.0: 4 ports detected&lt;BR /&gt;mmc0: new SDHC card at address e624&lt;BR /&gt;mmcblk0: mmc0:e624 SU04G 3.69 GiB &lt;BR /&gt;&amp;nbsp;mmcblk0: p1&lt;BR /&gt;ALSA device list:&lt;BR /&gt;&amp;nbsp; #0: imx-3stack (SGTL5000)&lt;BR /&gt;TCP cubic registered&lt;BR /&gt;NET: Registered protocol family 17&lt;BR /&gt;can: controller area network core (rev 20090105 abi 8)&lt;BR /&gt;NET: Registered protocol family 29&lt;BR /&gt;can: raw protocol (rev 20090105)&lt;BR /&gt;can: broadcast manager protocol (rev 20090105 t)&lt;BR /&gt;Bluetooth: L2CAP ver 2.14&lt;BR /&gt;Bluetooth: L2CAP socket layer initialized&lt;BR /&gt;Bluetooth: SCO (Voice Link) ver 0.6&lt;BR /&gt;Bluetooth: SCO socket layer initialized&lt;BR /&gt;Bluetooth: RFCOMM TTY layer initialized&lt;BR /&gt;Bluetooth: RFCOMM socket layer initialized&lt;BR /&gt;Bluetooth: RFCOMM ver 1.11&lt;BR /&gt;Bluetooth: BNEP (Ethernet Emulation) ver 1.3&lt;BR /&gt;Bluetooth: BNEP filters: protocol multicast&lt;BR /&gt;Bluetooth: HIDP (Human Interface Emulation) ver 1.2&lt;BR /&gt;VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 2&lt;BR /&gt;USB Host suspend begins&lt;BR /&gt;will suspend roothub and its children&lt;BR /&gt;ehci_fsl_bus_suspend, DR&lt;BR /&gt;host suspend ends&lt;BR /&gt;regulator_init_complete: disabling VCAM&lt;BR /&gt;regulator_init_complete: disabling VAUDIO&lt;BR /&gt;regulator_init_complete: disabling VSD&lt;BR /&gt;input: mxc_ts as /devices/virtual/input/input1&lt;BR /&gt;mxc input touchscreen loaded&lt;BR /&gt;pmic_rtc pmic_rtc.1: setting system clock to 1970-01-02 04:26:46 UTC (102406)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x01 (3 bytes)&lt;BR /&gt;EXT3-fs: barriers not enabled&lt;BR /&gt;kjournald starting.&amp;nbsp; Commit interval 5 seconds&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x1a (5 bytes)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x1b (8 bytes)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x14 (0 bytes)&lt;BR /&gt;EXT3-fs (mmcblk0p1): using internal journal&lt;BR /&gt;EXT3-fs (mmcblk0p1): mounted filesystem with writeback data mode&lt;BR /&gt;VFS: Mounted root (ext3 filesystem) on device 179:1.&lt;BR /&gt;Freeing init memory: 156K&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x80 (1 bytes)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x81 (1 bytes)&lt;BR /&gt;mmc1: queuing unknown CIS tuple 0x82 (1 bytes)&lt;BR /&gt;mmc1: new SDIO card at address 0001&lt;BR /&gt;hub 2-1:1.0: hub_port_status failed (err = -110)&lt;BR /&gt;hub 2-1:1.0: hub_port_status failed (err = -110)&lt;BR /&gt;mxc_ipu mxc_ipu: Channel already disabled 9&lt;BR /&gt;mxc_ipu mxc_ipu: Channel already uninitialized 9&lt;BR /&gt;hub 2-1:1.0: hub_port_status failed (err = -110)&lt;BR /&gt;hub 2-1:1.0: hub_port_status failed (err = -110)&lt;BR /&gt;ehci_fsl_bus_resume, DR&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;============&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Please if anyone can help me,about how to enabled the usb-hub. Official android (froyo)&amp;nbsp; was able to acces usb keyboard. Thanks.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Regards,&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Rijal&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Wed, 13 Jul 2011 15:08:42 GMT</pubDate>
      <guid>https://community.nxp.com/t5/i-MX-Processors/iMX515-Chinese-Tablet-PC-usb-hub-error/m-p/162278#M3648</guid>
      <dc:creator>RizalAbdurrahma</dc:creator>
      <dc:date>2011-07-13T15:08:42Z</dc:date>
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