Add support to the reMarkable2 (rM2) for the Wacom I2C device.

This is based on the reMarkable Linux fork and with this series I am
able to probe the Wacom digitiser.

v7:
 - Fx the compatible name and documentation

Alistair Francis (9):
  dt-bindings: Add Wacom to vendor bindings
  dt-bindings: touchscreen: Initial commit of wacom,i2c
  Input: wacom_i2c - Add device tree support to wacom_i2c
  Input: wacom_i2c - Add touchscren properties
  Input: wacom_i2c - Add support for distance and tilt x/y
  Input: wacom_i2c - Clean up the query device fields
  Input: wacom_i2c - Add support for vdd regulator
  ARM: imx_v6_v7_defconfig: Enable Wacom I2C
  ARM: dts: imx7d: remarkable2: add wacom digitizer device

 .../input/touchscreen/wacom,generic.yaml      |  48 ++++++
 .../devicetree/bindings/vendor-prefixes.yaml  |   2 +
 arch/arm/boot/dts/imx7d-remarkable2.dts       |  61 +++++++
 arch/arm/configs/imx_v6_v7_defconfig          |   1 +
 drivers/input/touchscreen/wacom_i2c.c         | 155 ++++++++++++++----
 5 files changed, 233 insertions(+), 34 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/input/touchscreen/wacom,generic.yaml

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2.31.1