linux-kernel - Re: [PATCH 3/3] max7359_keypad: implement DT bindings

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Message-ID: <20150518165317.GC19708@dtor-ws>
Date:	Mon, 18 May 2015 09:53:17 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-input@...r.kernel.org
Subject: Re: [PATCH 3/3] max7359_keypad: implement DT bindings

On Sun, May 17, 2015 at 07:55:02PM +0300, Evgeniy Dushistov wrote:
> On Fri, May 15, 2015 at 11:00:02PM +0200, Dmitry Torokhov wrote:
> > On Thu, May 14, 2015 at 05:38:03AM +0300, Evgeniy Dushistov wrote:
> > > +		maxim,debounce_reg = /bits/ 8 <0x5F>;
> > > +		maxim,ports_reg = /bits/ 8 <0xFF>;
> > 
> > Specifying exact size for properties is quite uncommon; I think the
> > usual recommendation is is to use the "standard" u32 and validate the
> > range in parser function.
> > 
> 
> Using of u8 has advantages, it is possible on compilation stage
> (dts->dtb) check that you enter right value, but
> because of DT validation tools are not part of mainline,
> I replace u8 with u32 as you suggest, see patch bellow.

If you get DT folks OK on using /bits/ I'm fine with keeping it.

-- 
Dmitry
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