Can't able to get V4l2-Sub dev in imx8m-mini

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Can't able to get V4l2-Sub dev in imx8m-mini

578件の閲覧回数
udhayamoorthi
Contributor II

I am working on the imx8m mini with imx334 camera sensor so my issues is that sensor is registered and v4l2 also registered but i am not able get the /dev/v4l2-subdev. media-ctl -p command is also not working it is showing error Failed to enumerate /dev/media0 (-2) 

my biggest questions is how to add ISP on my imx8m-mini?

here is my driver info it is not even capturing the image.

my linux kernel version is 5.15.48+gb6597629c15c

Driver Info:
	Driver name      : mx6s-csi
	Card type        : i.MX6S_CSI
	Bus info         : platform:32e20000.csi1_bridge
	Driver version   : 5.10.52
	Capabilities     : 0x84200001
		Video Capture
		Streaming
		Extended Pix Format
		Device Capabilities
	Device Caps      : 0x04200001
		Video Capture
		Streaming
		Extended Pix Format
Priority: 0
Video input : 0 (Camera: ok)
Format Video Capture:
	Width/Height      : 0/0
	Pixel Format      : ''
	Field             : Any
	Bytes per Line    : 0
	Size Image        : 0
	Colorspace        : Default
	Transfer Function : Default (maps to Rec. 709)
	YCbCr/HSV Encoding: Default (maps to ITU-R 601)
	Quantization      : Default (maps to Full Range)
	Flags             : 
Crop Capability Video Capture:
	Bounds      : Left 0, Top 0, Width 0, Height 0
	Default     : Left 0, Top 0, Width 0, Height 0
	Pixel Aspect: 1/1
Selection Video Capture: crop, Left 0, Top 0, Width 0, Height 0, Flags: 
Selection Video Capture: crop_default, Left 0, Top 0, Width 0, Height 0, Flags: 
Selection Video Capture: crop_bounds, Left 0, Top 0, Width 0, Height 0, Flags: 
Selection Video Capture: compose, Left 0, Top 0, Width 0, Height 0, Flags: 
Selection Video Capture: compose_default, Left 0, Top 0, Width 0, Height 0, Flags: 
Selection Video Capture: compose_bounds, Left 0, Top 0, Width 0, Height 0, Flags: 
Selection Video Capture: compose_padded, Left 0, Top 0, Width 0, Height 0, Flags: 
Selection Video Capture: native_size, Left 0, Top 0, Width 0, Height 0, Flags: 

 

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joanxie
NXP TechSupport
NXP TechSupport

I have replied to you in the another thread, you can follow that one and update there

I need to know what ISP you use

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