Cannot directly use lvds to output

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Cannot directly use lvds to output

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js0929
Contributor I

I run the source/vendor/nxp/mcu-sdk-auto/SDK_MEK-MIMX8QM/boards/mekmimx8qm/demo_apps/rear_view_camera/cm4_core1,

and I need to connect to LVDS pannel directly without the external convertor IT6263,

but when define APP_DISPLAY_EXTERNAL_CONVERTOR  as 0, it will show build error 
"error LDB only support external convertor".

And I check the code,  

#if (DPU_EXAMPLE_DI == DPU_DI_LVDS) && (!APP_DISPLAY_EXTERNAL_CONVERTOR)
#error LDB only support external convertor
#endif

Do you have a solution to meet our expectation?

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js0929
Contributor I

Do you have any further information ?

 

BR,
Joseph

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igorpadykov
NXP Employee
NXP Employee

Hi Joseph

 

one can look at functions LDB_Init(), LDB_InitChannel() in ldb driver

..drivers/fsl_ldb.c

 

Best regards
igor

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js0929
Contributor I

Hi igor,
Have you tried to use lvds display directly successfully?
Could you help to provide relevant example patches?

 

Best regards,
Joseph

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