imx8m-evk uboot cannot find USB disk

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imx8m-evk uboot cannot find USB disk

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mileswang
Contributor II

Dear sir,

I inserted a usb-disk into iMX8M-EVK J903 (Receptacle, Upright 90°, Type A), but uboot cannot find any storage device. I tried several usb-disks and all have same problems. Does imx8m-evk uboot support usb-disks? 

Thanks,

Miles

@U-Boot SPL 2017.03-imx_v2017.03_4.9.51_imx8m_beta+g0adb492 (Dec 12 2017 - 04:55:40)
PMIC: PFUZE100 ID=0x10
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
PLL bypass to 100MTS setting done
Training PASS
PLL bypass to 400MTS setting done
Training PASS
Training PASS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training PASS
Normal Boot
Trying to boot from MMC1


U-Boot 2017.03-imx_v2017.03_4.9.51_imx8m_beta+g0adb492 (Dec 12 2017 - 04:55:40 -0600)

CPU: Freescale i.MX8MQ rev2.0 1500 MHz (running at 1000 MHz)
CPU: Commercial temperature grade (0C to 95C) at 47C
Reset cause: POR
Model: Freescale i.MX8MQ EVK
DRAM: 3 GiB
MMC: FSL_SDHC: 0, FSL_SDHC: 1
In: serial
Out: serial
Err: serial
switch to partitions #0, OK
mmc0(part 0) is current device
Net: eth0: ethernet@30be0000
Normal Boot
Hit any key to stop autoboot: 0
u-boot=> usb start
starting USB...
USB0: Register 2000140 NbrPorts 2
Starting the controller
USB XHCI 1.10
scanning bus 0 for devices... 1 USB Device(s) found
scanning usb for storage devices... 0 Storage Device(s) found
u-boot=> usb info
1: Hub, USB Revision 3.0
- U-Boot XHCI Host Controller
- Class: Hub
- PacketSize: 9 Configurations: 1
- Vendor: 0x0000 Product 0x0000 Version 1.0
Configuration: 1
- Interfaces: 1 Self Powered 0mA
Interface: 0
- Alternate Setting 0, Endpoints: 1
- Class Hub
- Endpoint 1 In Interrupt MaxPacket 8 Interval 255ms

u-boot=>

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art
NXP Employee
NXP Employee

No, the Uboot of the i.MX8M EVK board Linux BSP does not support the USB mass storage device operation.


Have a great day,
Artur

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yashavanthashet
Contributor V

Hi,

What does it mean? Can't we check USB pendrives in imx8m u-boot?

Regards,

Yashavantha

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1,406 Views
art
NXP Employee
NXP Employee

No, the Uboot of the i.MX8M EVK board Linux BSP does not support the USB mass storage device operation.


Have a great day,
Artur

-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------

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