AnsweredAssumed Answered

iMX8M-EVK USB TYPE-C (J901) cannot work

Question asked by Miles Wang on Jun 24, 2019
Latest reply on Jun 28, 2019 by Artur Petukhov

Hi, 

 

I connect USB-disk to iMX8M-EVK USB TYPE-C (J901), but uboot cannot find the usb-disk. If connect usb-disk to USB host (J903) , uboot can find the usb-disk. Can uboot support iMX8M-EVK USB TYPE-C (J901)? Thanks.

 

U-Boot SPL 2017.03 (Jan 24 2018 - 01:18:13)
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 (Jan 24 2018 - 01:18:13 +0800)

CPU: Freescale i.MX8MQ rev2.0 at 1000 MHz
Reset cause: POR
Model: Freescale i.MX8MQ EVK
DRAM: 3 GiB
MMC: FSL_SDHC: 0, FSL_SDHC: 1
In: serial
Out: serial
Err: serial
flash target is MMC:0
Net: eth0: ethernet@30be0000
Fastboot: Normal
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=> usb tree
USB device tree:
1 Hub (5 Gb/s, 0mA)
U-Boot XHCI Host Controller

u-boot=>

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