HACK: libsensors: First attempt at using Inv IIO MPU6050+AK8963

This is just a starting point to see how the new
hardware/invensense/sensors_iio integrates.

The patch needs
  https://android-git.corp.google.com/g/#/c/200993/
and the poll loop is based on the sensors_mpl.c.

The way the sensor polling works is messy. I don't yet fully understand
how the read*Events() messes around with data and nb.
But it does allow pressure/light to work with gyro/compass/accel.

The Android.mk only builds for manta because:
  - sensors.manta needs to link against the invensense/sensors_iio's
     libinvensense_hal
  - weirdly, the build always builds devices that are not selected.
  - the invensense/sensors_iio produces files that conflict with
      those produced by invensense/{sensors,mlsdk} used by non-manta devices.
  - only one of the invensense/sensors* can be built.
Without the restriction, sensors.manta fails to link against the non-manta
 libinvensense_hal duiring a non-manta build.

Change-Id: I9841d0d48c9792e8adc7b079cbcd9c4d82e2be88
diff --git a/ueventd.manta.rc b/ueventd.manta.rc
index 82e882d..33cfbda 100644
--- a/ueventd.manta.rc
+++ b/ueventd.manta.rc
@@ -12,6 +12,33 @@
 /sys/devices/platform/s3c2440-i2c.2/i2c-2/2-0023/iio:device*    sampling_frequency        0660    system    system
 /sys/devices/platform/s3c2440-i2c.2/i2c-2/2-0023/iio:device*    in_illuminance0_input     0660    system    system
 
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    compass_enable         0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    compass_enable         0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    accl_enable            0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    gyro_enable            0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    gyro_enable            0660    system    system
+
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    trigger/current_trigger          0660    system    system
+
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    power_state                      0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    buffer/enable                    0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    buffer/length                    0660    system    system
+
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_accel_x_en      0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_accel_y_en      0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_accel_z_en      0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_anglvel_x_en    0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_anglvel_y_en    0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_anglvel_z_en    0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_magn_x_en       0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_magn_y_en       0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_magn_z_en       0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_quaternion_r_en 0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_quaternion_x_en 0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_quaternion_y_en 0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_quaternion_z_en 0660    system    system
+/sys/devices/platform/s3c2440-i2c.1/i2c-1/1-0068/iio:device*    scan_elements/in_timestamp_en    0660    system    system
+
 # gscalers
 /dev/video23              0660   media      media
 /dev/video26              0660   media      media