• AD7879 INT reading issue


    I'm currently using a modified wandboard with AD7879  connected to :

    Signal Modified Board Original Wandboard
  • AD7879 auxiliary input

    I noticed the auxiliary input and temperature measurement in the AD7879 isn't there yet (hwmon). It's probably very similar to what the AD7877 does.

    Do you already have some work on this in one of your private branches?

    And if not, are there…

  • AD7879 Evaluation board device driver


    I would like to have AD7879 evaluation board device driver.

    The board didn't work my PC.

    I installed AD7879 evaluation board software which is downloaded from web.

    But, it has device driver error.

    I didn't update device driver as well…

  • AD7879-1 Linux driver


    Could ADI provide the AD7879-1 Linux driver 2.6.21 version to us?


  • AD7879 device tree node.

    Hi guys,

    I'm trying to figure out how I can instantiate AD7879 I2C device on a Zynq platform. At the moment I'm stuck at "no platform data" error.

    So, can I do it thru the device tree node and what is the right syntax?

  • touchscreen ad7879 on Zynq

    I'm trying to use a ad7879 controller on a Zynq system.

    The driver still needs platform data to operate, but it looks like it can easily converted to using device-tree.

    Another issue is that the Zynq's IRQ controller only supports rising-edge. I…

  • Sink current capability of the SDO pin of AD7879

    The datasheet of AD7879 doesn't give information on the Sink current capability
    of the SDO pin.Please provide info of the same.


    SDO can sink 1mA.
  • 2010-09-22 11:27:00     ad7879 touch issues

    2010-09-22 11:27:00     ad7879 touch issues

    Appalayagari Sreedhar (INDIA)

    Message: 93753   


    I am working with the custom board with BF527 2009R1-RC3 distribution. In the custom board we have the touch interface.

    touch controller ic ad7879 is used…

  • 2010-10-01 04:41:03     ad7879 Positional Values

    2010-10-01 04:41:03     ad7879 Positional Values

    Jayaprabhu Nadarajan (INDIA)

    Message: 94104   


    We are using BF527 board with ad7879 touch controller. The X and Y coordinates returned from the  driver is wrong sometimes. Following is the set of output…

  • Backlight of LQ035Q1 switches off when closing AD7879


      This bug was earlier reported in the following thread


    A bug fix was given. But it is not propaged to the trunk…