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

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Date:	Tue, 18 Mar 2014 11:01:23 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	Gabriel Fernandez <gabriel.fernandez@...com>
Cc:	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....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 <grant.likely@...aro.org>,
	devicetree@...r.kernel.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-input@...r.kernel.org, kernel@...inux.com,
	Giuseppe Condorelli <giuseppe.condorelli@...com>
Subject: Re: [PATCH 1/5] drivers: input: keyboard: st-keyscan: add keyscan
 driver

> >>>Sorry for the delay. It was a hectic week last week.
> >>>
> >>>As promised:
> >>>
> >>>>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: Giuseppe Condorelli<giuseppe.condorelli@...com>
> >>>>Signed-off-by: Gabriel Fernandez<gabriel.fernandez@...com>
> >>>Are you sure these are in the correct order?
> >>ok i change the order
> >I'm not saying they are in the wrong order, I'm just asking. Who wrote
> >the patch? Has it changed since?
> Sorry...
> I wrote the patch, then Guiseppe has changed and tested, and I re-modifiedit

Ah, then it starts to get very complicated. :)

If you wrote the patch, you need to be at the top of the list.

<snip>

> >>>+keyscan: keyscan@...b0000 {
> >>>+	compatible = "st,keypad";
> >>>Is there any way we can make this more specific to _this_ IP?
> >>for my knowledge this IP is the same for stixxxx platform.
> >So st,stix-keypad, or st,sti4x-keypad?
> >
> >I'm just thinking about future proofing the architecture. What if ST
> >released stj which has a different keypad IP?
> After discussing internally with st  "st,sti-keyscan" is better

Perfect.

<snip>

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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