linux-kernel - Re: [PATCH v2 00/10] STMPE fixes/rework and add STMPE1600 support

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Date:	Fri, 29 Apr 2016 19:23:06 +0000
From:	Marcel Ziswiler <marcel.ziswiler@...adex.com>
To:	"patrice.chotard@...com" <patrice.chotard@...com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"gnurou@...il.com" <gnurou@...il.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"lee.jones@...aro.org" <lee.jones@...aro.org>,
	"linus.walleij@...aro.org" <linus.walleij@...aro.org>
CC:	"dinguyen@...nsource.altera.com" <dinguyen@...nsource.altera.com>,
	"stefan@...er.ch" <stefan@...er.ch>,
	"shiraz.linux.kernel@...il.com" <shiraz.linux.kernel@...il.com>,
	"vireshk@...nel.org" <vireshk@...nel.org>,
	"dev@...xeye.de" <dev@...xeye.de>,
	"thierry.reding@...il.com" <thierry.reding@...il.com>,
	"maxime.coquelin@...com" <maxime.coquelin@...com>,
	"amelie.delaunay@...com" <amelie.delaunay@...com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"shawnguo@...nel.org" <shawnguo@...nel.org>,
	"kernel@...gutronix.de" <kernel@...gutronix.de>
Subject: Re: [PATCH v2 00/10] STMPE fixes/rework and add STMPE1600 support

On Thu, 2016-04-28 at 14:12 +0200, patrice.chotard@...com wrote:
> From: Patrice Chotard <patrice.chotard@...com>
> 
> 
> This series cleans and fixes some bugs in MFD/GPIO STMPE drivers and
> prepare
>  the ground to add new STMPE1600 support.
> 
> STMPE1600 datasheet is available here : 
> http://www2.st.com/content/st_com/en/products/interfaces-and-transcei
> vers/
> i-o-expanders-and-level-translators/i-o-expanders/stmpe1600.html
> 
> Only STMPE1600 has been tested on STM32 platform. As i have no board
> with
> others STMPE
> variant(STMPE610/STMPE801/STMPE811/STMPE1601/STMPE1801/STMPE2401
> and STMPE2403), i put in CC boards's maintainers which are using
> others STMPE variant.
> 
> If they can kindly check that no regression has been introduce by
> this series
> :
> 
> For ARM/FREESCALE IMX / MXC ARM ARCHITECTURE:
> 	_ Shawn Guo <shawnguo@...nel.org>
> 	_ Sascha Hauer <kernel@...gutronix.de>
> 
> For ARM/SOCFPGA ARCHITECTURE
> 	_ Dinh Nguyen <dinguyen@...nsource.altera.com>
> 
> For SPEAR PLATFORM SUPPORT
> 	_ Viresh Kumar <vireshk@...nel.org>
> 	_ Shiraz Hashim <shiraz.linux.kernel@...il.com>
> 
> For Apalis/Colibri board SUPPORT
> 	_ marcel.ziswiler@...adex.com
> 	_ stefan@...er.ch
> 	_ dev@...xeye.de
> 	_ Thierry Reding <thierry.reding@...il.com>
> 	_ Alexandre Courbot <gnurou@...il.com>
> 
> For ARM/Ux500 ARM ARCHITECTURE
> 	_ Linus Walleij <linus.walleij@...aro.org>
> 
> 
> v1 => v2:
> 	_ update Cc list
> 	_ fix kbuild test robot warnings on original patch 3
> 	_ split patch 6 to extract usage of generic bitmask name
> 	_ split patch 6 and 7 and introduce a new way to access
> registers
> 	  for both mfd/stmpe and gpio/gpio-stmpe drivers.
> 	_ remove patch 8
> 
> Patrice Chotard (10):
>   mfd: stmpe: Add STMPE_IDX_SYS_CTRL/2 enum
>   mfd: stmpe: Add reset support for all STMPE variant
>   gpio: stmpe: fix edge and rising/falling edge detection
>   gpio: stmpe: write int status register only when needed
>   mfd: stmpe: use generic bit mask name
>   mfd: stmpe: rework registers access
>   gpio: stmpe: rework registers access
>   Documentation: dt: add stmpe1600 compatible string to stmpe mfd
>   mfd: Add STMPE1600 support
>   gpio: stmpe: Add STMPE1600 support
> 
>  Documentation/devicetree/bindings/mfd/stmpe.txt |   2 +-
>  drivers/gpio/gpio-stmpe.c                       | 167
> +++++++++++++++++-------
>  drivers/mfd/stmpe-i2c.c                         |   2 +
>  drivers/mfd/stmpe.c                             | 161
> +++++++++++++++++++----
>  drivers/mfd/stmpe.h                             |  85 ++++++++++--
>  include/linux/mfd/stmpe.h                       |  21 +++
>  6 files changed, 352 insertions(+), 86 deletions(-)

I gave the whole series a spin both on Apalis iMX6Q 2GB IT V1.1B as
well as Apalis T30 2GB V1.1A both featuring a STMPE811 and an EDT VGA
touch panel connected to it still works perfectly running LXDE on top
of the modesetting X driver.

Tested-by: Marcel Ziswiler <marcel.ziswiler@...adex.com>