How to set GPIO1_IO09 to out high in imx8mp-vek.dts

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How to set GPIO1_IO09 to out high in imx8mp-vek.dts

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t2865k5
Contributor I

Dear NXP ,

HW platform : imx8mplus

kernel version : 5.10.72 

I want to set GPIO1_IO09 is out high when the devie boot . So ,I want know how to add the seting in imx8mp-vek.dts.

 

 

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Sanket_Parekh
NXP TechSupport
NXP TechSupport

Hello @t2865k5 

I hope you are doing well.

Q)https://community.nxp.com/t5/i-MX-Processors/How-to-set-GPIO1-IO09-to-out-high-in-imx8mp-vek-dts/td-...

This is not recommended to use a pin that is already configured as an interrupt for touch screen events.
Because DSI_TS_nINT is the connection that is made with the GPIO_IO09 where gpio works as an interrupt for the touch screen panel connected to MIPI_DSI.

One can also check the pin connection made in the schematic for reference.
https://www.nxp.com/webapp/Download?colCode=8MPLUS-BB

I hope this information helps you!

Thanks & Regards,

Sanket Parekh

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