linux-kernel - Re: [PATCH v2 1/5] drivers: input: keyboard: st-keyscan: add keyscan driver

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Message-ID: <20140318175133.GE2941@e106331-lin.cambridge.arm.com>
Date:	Tue, 18 Mar 2014 17:51:33 +0000
From:	Mark Rutland <mark.rutland@....com>
To:	Gabriel FERNANDEZ <gabriel.fernandez@...com>
Cc:	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <Pawel.Moll@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Rob Landley <rob@...dley.net>,
	Russell King <linux@....linux.org.uk>,
	"grant.likely@...aro.org" <grant.likely@...aro.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-input@...r.kernel.org" <linux-input@...r.kernel.org>,
	"kernel@...inux.com" <kernel@...inux.com>,
	Lee Jones <lee.jones@...aro.org>,
	Giuseppe Condorelli <giuseppe.condorelli@...com>
Subject: Re: [PATCH v2 1/5] drivers: input: keyboard: st-keyscan: add
 keyscan driver

On Tue, Mar 18, 2014 at 03:00:02PM +0000, Gabriel FERNANDEZ wrote:
> This patch adds ST Keyscan driver to use the keypad hw a subset
> of ST boards provide. Specific board setup will be put in the
> given dt.
> 
> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@...com>
> Signed-off-by: Giuseppe Condorelli <giuseppe.condorelli@...com>
> ---
>  .../devicetree/bindings/input/st-keyscan.txt       |  60 +++++
>  drivers/input/keyboard/Kconfig                     |  12 +
>  drivers/input/keyboard/Makefile                    |   1 +
>  drivers/input/keyboard/st-keyscan.c                | 260 +++++++++++++++++++++
>  4 files changed, 333 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/input/st-keyscan.txt
>  create mode 100644 drivers/input/keyboard/st-keyscan.c
> 
> diff --git a/Documentation/devicetree/bindings/input/st-keyscan.txt b/Documentation/devicetree/bindings/input/st-keyscan.txt
> new file mode 100644
> index 0000000..51eb428
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/st-keyscan.txt
> @@ -0,0 +1,60 @@
> +* ST Keyscan controller Device Tree bindings
> +
> +The ST keyscan controller Device Tree binding is based on the
> +matrix-keymap.
> +
> +Required properties:
> +- compatible: "st,sti-keyscan"
> +
> +- reg: Register base address and size of st-keyscan controller.
> +
> +- interrupts: Interrupt number for the st-keyscan controller.
> +
> +- clocks: Must contain one entry, for the module clock.
> +  See ../clocks/clock-bindings.txt for details.
> +
> +- pinctrl: Should specify pin control groups used for this controller.
> +  See ../pinctrl/pinctrl-bindings.txt for details.
> +
> +- linux,keymap: The keymap for keys as described in the binding document
> +  devicetree/bindings/input/matrix-keymap.txt.
> +
> +- keypad,num-rows: Number of row lines connected to the keypad controller.
> +
> +- keypad,num-columns: Number of column lines connected to the keypad
> +  controller.
> +
> +Optional property:
> +- st,debounce_us: Debouncing interval time in microseconds

s/_/-/ here, please.

Otherwise this looks ok.

Mark.
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