how to use the I2C_INT in imx28_evk?

[meifang]

In imx28_EVK sch file,the touch screen use a interrupt of the pin I2C_INT.

I can't understand how to work of it. There is no input signal by this pin.

[igorpadykov]

Hi fang

this signal is not used, it is for optional

LCD touch controller. You can check LCD schematic,

SPF-26139_revB.pdf, JP2 - DNP

MX28_LCD_DESIGN_FILES : i.MX28 LCD Design Files

Best regards

chip

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[meifang]

Hi chip

thanks very much for your answer so quickly.

If this pin is optional for LCD touch control,how control the interrupt of touch screen?

I used L2.6.35_1.1.0 and tslib-1.0,but the touch not work right.

[igorpadykov]

Hi fang

in L2.6.35_1.1.0 pin I2C_INT is not used.

Best regards

chip