linux-kernel - Re: [PATCH v11 0/3] Input: Add TouchNetix axiom touchscreen driver

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Date: Tue, 21 May 2024 17:24:55 +0200
From: Kamel BOUHARA <kamel.bouhara@...tlin.com>
To: Dmitry Torokhov <dmitry.torokhov@...il.com>, Rob Herring
 <robh+dt@...nel.org>, Krzysztof Kozlowski
 <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>,
 Henrik Rydberg <rydberg@...math.org>, linux-input@...r.kernel.org,
 linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, Marco Felsch
 <m.felsch@...gutronix.de>, Jeff LaBundy <jeff@...undy.com>
Cc: catalin.popescu@...ca-geosystems.com, mark.satterthwaite@...chnetix.com,
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>, Gregory Clement
 <gregory.clement@...tlin.com>, bsp-development.geo@...ca-geosystems.com
Subject: Re: [PATCH v11 0/3] Input: Add TouchNetix axiom touchscreen driver

Le 2024-04-19 14:38, Kamel Bouhara a écrit :
> Add a new driver for the TouchNetix's axiom family of touchscreen
> controller. This driver only support i2c and can be later adapted for
> SPI and USB support.
> 

Hello Dmitry,

I just saw you are still applying patch and I wanted to know if this 
series could be merged as well ?

Kamel

> --
> Changes in v11:
>  - Fix regulators name to match dt-binding
>  - Enable regulators before reset is asserted
> 
> Changes in v10:
>  - Set regulators as required
>  - Enable power supply before reset
>  - Fix ref count due to regulator requested twice
>  - Rebase on v6.9-rc4
> 
> Changes in v9:
>  - Fix issue reported in 
> https://lore.kernel.org/oe-kbuild-all/202402201157.BKo97uWl-lkp@intel.com/
>  - Rebase on v6.8-rc2
> 
> Changes in v8:
>  - Fix missing call to input_report_slot_state()
>  - Fix issue reported in 
> https://lore.kernel.org/oe-kbuild-all/202402020623.8T1Ah513-lkp@intel.com/
> 
> Changes in v7:
>  - Remove startup time from dt-binding
>  - Fix usage table not correctly populated
> 
> Changes in v6:
>  - Fix missing unevaluatedProperties.in dt-binding
>  - Use __le16 to correctly deal with device endianness
>  - Use standart kernel types s/char/u8/
>  - Use regmap api as driver might support spi later
>  - Use get_unaligned_le16() for the sake of clarity
>  - Use devm_regulator_enable_optional()
> 
> Changes in v5:
>  - Fix wrong message constructed in axiom_i2c_read
>  - Delay required between i2c reads is >= 250us
>  - Do not split report reading in two phases as we'll
>    have to wait 500us
>  - Use lower-case in properties names
>  - Make regulators properties are required in dt-binding
>  - Fix bug report: 
> https://lore.kernel.org/lkml/202312051457.y3N1q3sZ-lkp@intel.com/
>  - Fix bug report: 
> https://lore.kernel.org/lkml/6f8e3b64-5b21-4a50-8680-063ef7a93bdb@suswa.mountain/
> 
> Changes in v4:
>  - Cleanup unused headers and macros
>  - Use standard kernel type
>  - Namespace structures and functions
>  - Use packed struct when possible to avoid bitfield operators
>  - Fix missing break when address is found in 
> axiom_populate_target_address()
>  - Split reads in two steps for the reports, first length then report
>    itself so we only read required bytes
>  - Get poll-interval from devicetree
>  - Add VDDI/VDDA regulators
>  - Add a startup delay of 110 ms required after VDDA/VDDI is applied
>  - Remove axiom_i2c_write() as it is no more used
> 
> Changes in v3:
>  - Remove irq-gpios property in dt-binding
>  - Use a generic node name
>  - Fix issues reported in 
> https://lore.kernel.org/oe-kbuild-all/202310100300.oAC2M62R-lkp@intel.com/
> 
> Changes in v2:
>  - Add device tree binding documentation
>  - Move core functions in axiom_i2c as we only care about i2c support 
> now
>  - Use static function when required
>  - Use syntax dev_err_probe()
>  - Add an hardware based reset
> 
> 
> Kamel Bouhara (3):
>   dt-bindings: vendor-prefixes: Add TouchNetix AS
>   dt-bindings: input: Add TouchNetix axiom touchscreen
>   Input: Add TouchNetix axiom i2c touchscreen driver
> 
>  .../input/touchscreen/touchnetix,ax54a.yaml   |  62 ++
>  .../devicetree/bindings/vendor-prefixes.yaml  |   2 +
>  MAINTAINERS                                   |   8 +
>  drivers/input/touchscreen/Kconfig             |  12 +
>  drivers/input/touchscreen/Makefile            |   1 +
>  drivers/input/touchscreen/touchnetix_axiom.c  | 657 ++++++++++++++++++
>  6 files changed, 742 insertions(+)
>  create mode 100644 
> Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml
>  create mode 100644 drivers/input/touchscreen/touchnetix_axiom.c
> 
> --
> 2.25.1

-- 
--
Kamel Bouhara, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com