Hi,

this adds the support for the TouchNetix aXiom touchcontroller family.

The following features are added:
 - I2C communication
 - Input event handling
 - Touchcontroller firmware (AXFW or ALC) updates
 - Touchcontroller config (TH2CFGBIN) updates

Regards,
  Marco

---
Changes in v2:
- Link to v1: https://lore.kernel.org/r/20241119-v6-10-topic-touchscreen-axiom-v1-0-6124925b9718@pengutronix.de (local)
- Rework the firmware-duplicate handling -> expose the error to the
  userspace
- Drop Krzysztof Kozlowski ACK and RB
- Add panel-follower support
- Add sysfs-driver-input-touchnetix-axiom documentation
- Add support for new firmware 4.8.9
- Add support to handle 2D and 3D firmware

To: Luis Chamberlain <mcgrof@kernel.org>
To: Russ Weight <russ.weight@linux.dev>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Rafael J. Wysocki <rafael@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
To: Rob Herring <robh@kernel.org>
To: Krzysztof Kozlowski <krzk+dt@kernel.org>
To: Conor Dooley <conor+dt@kernel.org>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: Kamel Bouhara <kamel.bouhara@bootlin.com>
To: Marco Felsch <kernel@pengutronix.de>
To: Henrik Rydberg <rydberg@bitmath.org>
To: Danilo Krummrich <redacted>
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: linux-input@vger.kernel.org
Cc: kernel@pengutronix.de

---
Kamel Bouhara (2):
      dt-bindings: vendor-prefixes: Add TouchNetix AS
      dt-bindings: input: Add TouchNetix axiom touchscreen

Marco Felsch (2):
      firmware_loader: expand firmware error codes with skip error
      Input: Add TouchNetix aXiom I2C Touchscreen support

 .../testing/sysfs-driver-input-touchnetix-axiom    |   74 +
 .../input/touchscreen/touchnetix,ax54a.yaml        |   64 +
 .../devicetree/bindings/vendor-prefixes.yaml       |    2 +
 drivers/base/firmware_loader/sysfs_upload.c        |    1 +
 drivers/input/touchscreen/Kconfig                  |   15 +
 drivers/input/touchscreen/Makefile                 |    1 +
 drivers/input/touchscreen/touchnetix_axiom.c       | 2974 ++++++++++++++++++++
 include/linux/firmware.h                           |    2 +
 lib/test_firmware.c                                |    1 +
 9 files changed, 3134 insertions(+)
---
base-commit: 38fec10eb60d687e30c8c6b5420d86e8149f7557
change-id: 20240704-v6-10-topic-touchscreen-axiom-105761e81011

Best regards,
-- 
Marco Felsch [off-list ref]