Re: [PATCH 3/3] max7359_keypad: implement DT bindings

From: Dmitry Torokhov
Date: Mon May 18 2015 - 12:53:29 EST


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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