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Error I2c read signal failed

Question asked by Md Anayatullah on Apr 30, 2019

Hello,

I am using SBC-S32V234 Evaluation board.After preparing the sd card and connecting 4 omnivision camera as showed in the attached photo i want to run the pre-compiled binary of vision SDK  isp_ov10640_quad.elf file on the evaluation board.But i am getting the following error:

root@s32v234evb:/vsdk/demos# ./isp_ov10640_quad.elf

 **************************************************************

** Omnivision Ov10640 quad demo using Maxim Ser/Des HW setup

** Description:

**  o Maxim 9286 deserializer board with 4xOmnivision Ov10640

**    cameras each with 9271 serializer (on MipiCsi_0) expected as

**    image input.

**  o ISP does debayering and HDR processing.

**  o Resulting image is displayed live using DCU.

**

** Usage:

**  o no cmd line parameters available.

**  o runtime control using nonblocking keyboard input.

**    press 'h' for available commands listing.

**

**************************************************************

 

Press Ctrl+C to terminate the demo.

[   40.822184] Probing I2c client @ 0x6a on I2C bus #0.

[   40.827033] Generic camera I2c driver added successfully.

[   40.832242] Probing I2c client @ 0x40 on I2C bus #0.

[   40.837330] Probing I2c client @ 0x30 on I2C bus #0.

[   40.965450] Probing I2c client @ 0x41 on I2C bus #0.

[   40.970915] Probing I2c client @ 0x31 on I2C bus #0.

[   40.980005] Probing I2c client @ 0x42 on I2C bus #0.

[   40.985755] Probing I2c client @ 0x32 on I2C bus #0.

[   40.994633] Probing I2c client @ 0x43 on I2C bus #0.

[   41.000317] Probing I2c client @ 0x33 on I2C bus #0.

[   41.009454] Probing I2c client @ 0x44 on I2C bus #0.

[   41.014932] Probing I2c client @ 0x34 on I2C bus #0.

[   41.049642] /ssd/.jenkins_home/workspace/alb_package/vsdk_installation/s32v234_sdk/libs/isp/cam_generic/kernel/build-v234ce-gnu-linux-d/../src/cam_func.c: 827/LinuxI2cRead : [Error]: R err:device_address=0x31, i2c_bus_idx=0, data R failed:data=0x0|0|0|0, ret val:0

../../../../../libs/isp/cam_generic/user/src/cam_user.cpp: 347/CAM_ReadSingle : [Error]: I2c read single failed

../src/sdi.cpp: 1428/IOsReserve : [Error]: Failed to reserve IO object 4.

../src/sdi.cpp: 943/PreStart : [Error]: Failed to reserve IO objects.

Failed to prestart the grabber.

Demo failed in preparation phase.

root@s32v234evb:/vsdk/demos#

 

 

Any help to solve this problem will be highly appreciated.

 

Best Regards

   Anayat

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