iMX8MM USB issue on custom pcb

取消
显示结果 
显示  仅  | 搜索替代 
您的意思是: 

iMX8MM USB issue on custom pcb

974 次查看
shai_b
Senior Contributor II

Dear team,

My customer has a custom PCB with imx8mm chipset (based on NXP reference design) .

when the customer is trying to plug into the USB port a USB devices (such as Keyborad or USB camera)

got the the following error:

[  349.055891] usb 1-1: USB disconnect, device number 4

[  365.568490] usb 1-1: new high-speed USB device number 5 using ci_hdrc

[  365.769128] uvcvideo: Found UVC 1.00 device UVC Full HD Camera (1c5f:0070)

[  365.785484] uvcvideo 1-1:1.0: Entity type for entity Extension 3 was not initialized!

[  365.793370] uvcvideo 1-1:1.0: Entity type for entity Processing 2 was not initialized!

[  365.801323] uvcvideo 1-1:1.0: Entity type for entity Camera 1 was not initialized!

[  365.809294] input: UVC Full HD Camera: Thin USB Ca as /devices/platform/32e40000.usb/ci_hdrc.0/usb1/1-1/1-1:1.0/input/input8

[  365.822665] ak4458 2-0010: Failed to get supply 'DVDD': -517

[  365.828408] ak4458 2-0010: Failed to request supplies: -517

[  365.834373] ak4458 2-0012: Failed to get supply 'DVDD': -517

[  365.840080] ak4458 2-0012: Failed to request supplies: -517

[  365.845991] ak4497 2-0011: Failed to get supply 'DVDD': -517

[  365.851692] ak4497 2-0011: Failed to request supplies: -517

[  365.857621] ak5558 2-0013: Failed to get supply 'DVDD': -517

[  365.863323] ak5558 2-0013: Failed to request supplies: -517

[  365.870099] imx-ak4458 sound-ak4458: ASoC: CODEC DAI ak4458-aif not registered

[  365.877381] imx-ak4458 sound-ak4458: snd_soc_register_card failed (-517)

Could you please advise back if it's SW or HW issue according to the error log above, Waiting for your kind feedback?

Thanks in advance.

KR,

Shai

标签 (1)
0 项奖励
回复
2 回复数

957 次查看
shai_b
Senior Contributor II

Thank @AldoG , I will check it out the let you know if it works.

Thanks a lot.

KR,

Shai

0 项奖励
回复

965 次查看
AldoG
NXP TechSupport
NXP TechSupport

Hello,

Those errors are related to the audio codecs that are used in the i.MX audio board.

So this should be just a software issue, but you may try by erase/disable those entries from device tree to get rid of the errors reported in kernel.

Best regards,
Aldo.

0 项奖励
回复