<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[VOXL2 USB Host Port J18 Not initializing]]></title><description><![CDATA[<p dir="auto">We bought the parts to build our own Blue UAS drone.<br />
When trying to connect the Wifi dongle (AWUS036ACS) using the MCBL-00009-01 cable in the VOXL 2 port J18, nothing is shown in lsusb.</p>
<p dir="auto">voxl-suite version 1.6.3<br />
kernel 4.19.125</p>
<h2>Error message<br />
dmesg | grep -i -B2 -A8 ssusb<br />
[    1.862118] msm-usb-hsphy 88e4000.hsphy: Linked as a consumer to regulator.10<br />
[    1.862129] msm-usb-hsphy 88e4000.hsphy: Linked as a consumer to regulator.21<br />
[    1.862704] msm-dwc3 a600000.ssusb: Linked as a consumer to 15000000.apps-smmu<br />
[    1.862915] iommu: Adding device a600000.ssusb to group 13<br />
[    1.863060] msm-dwc3 a600000.ssusb: Linked as a consumer to regulator.66<br />
[    1.863558] dwc3 a600000.dwc3: Failed to get clk 'ref': -2<br />
[    1.863615] dwc3 a600000.dwc3: changing max_speed on rev 00000000<br />
[    1.864445] msm-dwc3 a600000.ssusb: unable to get ssphy device<br />
[    1.865469] msm-dwc3 a600000.ssusb: Dropping the link to regulator.66<br />
[    1.865524] msm-dwc3 a800000.ssusb: Linked as a consumer to 15000000.apps-smmu<br />
[    1.865730] iommu: Adding device a800000.ssusb to group 14<br />
[    1.865884] msm-dwc3 a800000.ssusb: Linked as a consumer to regulator.67<br />
[    1.866435] dwc3 a800000.dwc3: Failed to get clk 'ref': -2<br />
[    1.866578] register_client_adhoc:find path.src 101 dest 512<br />
[    1.866718] register_client_adhoc:find path.src 101 dest 676<br />
[    1.866828] register_client_adhoc:find path.src 1 dest 751<br />
[    1.866893] register_client_adhoc:Client handle 36 usb1<br />
[    1.867145] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver<br />
[    1.867149] ehci-pci: EHCI PCI platform driver<br />
[    1.867158] ehci-platform: EHCI generic platform driver</h2>
<h2>[    1.869969] i2c_geni a88000.i2c: Bus frequency is set to 400000Hz<br />
[    1.870203] i2c_geni 884000.i2c: Bus frequency is set to 400000Hz<br />
[    1.875097] ssusb redriver 3-001c: Could not get usb power_supply<br />
[    1.875103] ssusb redriver 3-001c: failed to get phandle for redriver<br />
[    1.875396] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.875491] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.875584] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.875678] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.875681] I2C PMIC: i2c_pmic_read: i2c_pmic_read failed for 3 retries, rc = -107<br />
[    1.875683] I2C PMIC: i2c_pmic_determine_initial_status: Couldn't read irq data rc=-107<br />
[    1.875686] I2C PMIC: i2c_pmic_probe: Couldn't determine initial status rc=-107<br />
[    1.875699] i2c_pmic: probe of 3-0010 failed with error -107</h2>
<h2>[    1.924143] register_client_adhoc:Client handle 57 cam_ahb<br />
[    1.924194] register_client_adhoc:find path.src 170 dest 512<br />
[    1.924203] msm-dwc3 a800000.ssusb: DWC3 exited from low power mode<br />
[    1.924258] register_client_adhoc:Client handle 58 cam_hf_0_mnoc<br />
[    1.924310] register_client_adhoc:find path.src 137 dest 512<br />
[    1.924371] register_client_adhoc:Client handle 59 cam_sf_0_mnoc<br />
[    1.924417] register_client_adhoc:find path.src 171 dest 512<br />
[    1.924449] xhci-hcd xhci-hcd.0.auto: xHCI Host Controller<br />
[    1.924474] register_client_adhoc:Client handle 60 cam_sf_icp_mnoc<br />
[    1.924479] xhci-hcd xhci-hcd.0.auto: new USB bus registered, assigned bus number 1<br />
[    1.924696] xhci-hcd xhci-hcd.0.auto: hcc params 0x0230ffe5 hci version 0x110 quirks 0x0000000000010810</h2>
<h2>[    1.962399] msm-usb-ssphy-qmp 88e8000.ssphy: Dropping the link to regulator.18<br />
[    1.962410] msm-usb-ssphy-qmp 88e8000.ssphy: Dropping the link to regulator.32<br />
[    1.962484] msm-dwc3 a600000.ssusb: Linked as a consumer to regulator.66<br />
[    1.962839] dwc3 a600000.dwc3: Failed to get clk 'ref': -2<br />
[    1.962874] dwc3 a600000.dwc3: changing max_speed on rev 00000000<br />
[    1.963402] usb_bam_init: setting SPS_BAM_SMMU_EN flag with (a704000.qcom,usbbam)<br />
[    1.963465] sps:BAM 0x000000000a704000 is registered.<br />
[    1.963510] msm-dwc3 a600000.ssusb: unable to get ssphy device<br />
[    1.964159] msm-dwc3 a600000.ssusb: Dropping the link to regulator.66<br />
[    1.964223] qpnp-pdphy c440000.qcom,spmi:qcom,pm8150b@2:qcom,usb-pdphy@1700: Linked as a consumer to regulator.10<br />
[    1.964711] qpnp-pdphy c440000.qcom,spmi:qcom,pm8150b@2:qcom,usb-pdphy@1700: usbpd_create failed: -517<br />
[    1.964765] qpnp-pdphy c440000.qcom,spmi:qcom,pm8150b@2:qcom,usb-pdphy@1700: Dropping the link to regulator.10<br />
[    1.964834] qcom,haptics c440000.qcom,spmi:qcom,pm8150b@3:qcom,haptics@c000: Linked as a consumer to regulator.89<br />
[    1.965191] input: qti-haptics as /devices/platform/soc/c440000.qcom,spmi/spmi-0/spmi0-03/c440000.qcom,spmi:qcom,pm8150b@3:qcom,haptics@c000/input/input2<br />
[    1.969082] ufshcd-qcom 1d84000.ufshc: ufshcd_needs_reinit: Re-init UFS host to use proper PHY settings for the UFS device. This can be avoided by setting the force-g4 in DT<br />
[    1.969742] ssusb redriver 3-001c: Could not get usb power_supply<br />
[    1.969746] ssusb redriver 3-001c: failed to get phandle for redriver<br />
[    1.971209] Input suspended: Fake battery<br />
[    1.971249] qcom,qpnp-smb5 c440000.qcom,spmi:qcom,pm8150b@2:qcom,qpnp-smb5: Linked as a consumer to regulator.86<br />
[    1.973079] of_batterydata_get_best_profile: No battery data found<br />
[    1.973102] pm8150b_charger: jeita_update_work: Incorrect fastchg-current-ma or max-voltage-uv<br />
[    1.979101] SMB5 status - usb:present=0 type=0 batt:present = 1 health = 1 charge = 1<br />
[    1.979118] QPNP SMB5 probed successfully<br />
[    1.984394] Error registering TZ zone:-19 for dt_ch:77<br />
[    1.987232] Error registering TZ zone:-19 for dt_ch:77</h2>
<h2>[    1.991538] msm-usb-ssphy-qmp 88e8000.ssphy: Dropping the link to regulator.18<br />
[    1.991547] msm-usb-ssphy-qmp 88e8000.ssphy: Dropping the link to regulator.32<br />
[    1.991616] msm-dwc3 a600000.ssusb: Linked as a consumer to regulator.66<br />
[    1.991965] dwc3 a600000.dwc3: Failed to get clk 'ref': -2<br />
[    1.991997] dwc3 a600000.dwc3: changing max_speed on rev 00000000<br />
[    1.992493] usb_bam_init: setting SPS_BAM_SMMU_EN flag with (a704000.qcom,usbbam)<br />
[    1.992545] sps:BAM 0x000000000a704000 is registered.<br />
[    1.992586] msm-dwc3 a600000.ssusb: unable to get ssphy device<br />
[    1.993223] msm-dwc3 a600000.ssusb: Dropping the link to regulator.66<br />
[    1.993290] qpnp-pdphy c440000.qcom,spmi:qcom,pm8150b@2:qcom,usb-pdphy@1700: Linked as a consumer to regulator.10<br />
[    1.994031] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.994117] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.994202] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.994287] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.994372] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.994457] i2c_geni 884000.i2c: i2c error :-107<br />
[    1.994541] i2c_geni 884000.i2c: i2c error :-107</h2>
<h2>[    1.999438] msm-usb-ssphy-qmp 88e8000.ssphy: Linked as a consumer to regulator.18<br />
[    1.999442] msm-usb-ssphy-qmp 88e8000.ssphy: No separate ID extcon device<br />
[    1.999485] msm-dwc3 a600000.ssusb: Linked as a consumer to regulator.66<br />
[    1.999803] dwc3 a600000.dwc3: Failed to get clk 'ref': -2<br />
[    1.999828] dwc3 a600000.dwc3: changing max_speed on rev 00000000<br />
[    2.000352] usb_bam_init: setting SPS_BAM_SMMU_EN flag with (a704000.qcom,usbbam)<br />
[    2.000397] sps:BAM 0x000000000a704000 is registered.<br />
[    2.000458] register_client_adhoc:find path.src 61 dest 512<br />
[    2.000574] register_client_adhoc:find path.src 61 dest 676<br />
[    2.000679] register_client_adhoc:find path.src 1 dest 583<br />
[    2.000742] register_client_adhoc:Client handle 63 usb0<br />
[    2.000777] msm-dwc3 a600000.ssusb: Linked as a consumer to regulator.86<br />
[    2.000925] core_ctl: Creating CPU group 0<br />
[    2.000928] core_ctl: Init CPU0 state<br />
[    2.000930] core_ctl: Init CPU1 state<br />
[    2.000931] core_ctl: Init CPU2 state<br />
[    2.000932] core_ctl: Init CPU3 state<br />
[    2.000997] core_ctl: Creating CPU group 4<br />
[    2.000999] core_ctl: Init CPU4 state<br />
[    2.001000] core_ctl: Init CPU5 state</h2>
<h2>[    2.045080] ALSA device list:<br />
[    2.045082]   No soundcards found.<br />
[    2.060174] msm-dwc3 a600000.ssusb: DWC3 exited from low power mode<br />
[    2.060764] msm-dwc3 a600000.ssusb: DWC3 in low power mode<br />
[    2.063630] ufshcd-qcom 1d84000.ufshc: ufshcd_print_pwr_info:[RX, TX]: gear=[4, 4], lane[2, 2], pwr[FAST MODE, FAST MODE], rate = 1<br />
[    2.067524] ufshcd-qcom 1d84000.ufshc: ufshcd_wb_config: Write Booster Configured<br />
[    2.068150] scsi 0:0:0:49488: Well-known LUN    KINGSTON CY14-128         0002 PQ: 0 ANSI: 6<br />
[    2.069714] scsi 0:0:0:49476: Well-known LUN    KINGSTON CY14-128         0002 PQ: 0 ANSI: 6<br />
[    2.070390] scsi 0:0:0:49456: Well-known LUN    KINGSTON CY14-128         0002 PQ: 0 ANSI: 6<br />
[    2.079698] scsi 0:0:0:0: Direct-Access     KINGSTON CY14-128         0002 PQ: 0 ANSI: 6<br />
[    2.081517] scsi 0:0:0:1: Direct-Access     KINGSTON CY14-128         0002 PQ: 0 ANSI: 6<br />
[    2.083544] scsi 0:0:0:2: Direct-Access     KINGSTON CY14-128         0002 PQ: 0 ANSI: 6</h2>
<p dir="auto">[    2.727663] kona-pinctrl f000000.pinctrl: invalid function func2 in map table<br />
[    3.130934] msm-usb-ssphy-qmp 88e8000.ssphy: USB DP QMP PHY: Update TYPEC CTRL(2)<br />
[    3.188278] msm-dwc3 a600000.ssusb: DWC3 exited from low power mode<br />
[    3.968038] of_batterydata_get_best_profile: No battery data found<br />
[    3.968047] QCOM-STEPCHG: get_step_chg_jeita_setting_from_profile: Couldn't find profile<br />
[    4.740943] ufshcd-qcom 1d84000.ufshc: ufshcd_ioctl: User buffer is NULL!<br />
[    4.741012] ufshcd-qcom 1d84000.ufshc: ufshcd_ioctl: User buffer is NULL!<br />
[    4.741615] ufshcd-qcom 1d84000.ufshc: ufshcd_ioctl: User buffer is NULL!<br />
[    4.746196] ufshcd-qcom 1d84000.ufshc: ufshcd_ioctl: User buffer is NULL!<br />
[    4.749797] ufshcd-qcom 1d84000.ufshc: ufshcd_ioctl: User buffer is NULL!<br />
[    4.750167] ufshcd-qcom 1d84000.ufshc: ufshcd_ioctl: User buffer is NULL!</p>
<p dir="auto">Please assist.</p>
]]></description><link>https://forum.modalai.com/topic/5240/voxl2-usb-host-port-j18-not-initializing</link><generator>RSS for Node</generator><lastBuildDate>Thu, 04 Jun 2026 07:50:42 GMT</lastBuildDate><atom:link href="https://forum.modalai.com/topic/5240.rss" rel="self" type="application/rss+xml"/><pubDate>Thu, 04 Jun 2026 00:12:46 GMT</pubDate><ttl>60</ttl></channel></rss>