What:  /sys/kernel/debug/iio/iio:deviceX/backendY/name
KernelVersion: 6.11
Contact: linux-iio@vger.kernel.org
Description:
  Name of Backend Y connected to device X.

What:  /sys/kernel/debug/iio/iio:deviceX/backendY/direct_reg_access
KernelVersion: 6.11
Contact: linux-iio@vger.kernel.org
Description:
  Directly access the registers of backend Y. Typical usage is:

  Reading address 0x50
  echo 0x50 > direct_reg_access
  cat direct_reg_access

  Writing address 0x50
  echo 0x50 0x3 > direct_reg_access
  //readback address 0x50
  cat direct_reg_access