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Message-ID: <20100829101034.GB16004@1wt.eu> Date: Sun, 29 Aug 2010 12:10:34 +0200 From: Willy Tarreau <w@....eu> To: David Brownell <david-b@...bell.net> Cc: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org, Samuel Ortiz <sameo@...ux.intel.com>, Miguel Gaio <miguel.gaio@...xo.com>, Juhos Gabor <juhosg@...nwrt.org>, David Brownell <dbrownell@...rs.sourceforge.net>, Florian Fainelli <florian@...nwrt.org> Subject: Re: [PATCH] GPIO: add support for NXP 74HC164 GPIO expander On Sat, Aug 28, 2010 at 04:18:51PM -0700, David Brownell wrote: > > --- On Sat, 8/28/10, Florian Fainelli <florian@...nwrt.org> wrote: > > > This patch adds support for > > NXP's 74HC164 GPIO expander. > > The 74164 parts are standard 74xxx series > discrete logic parts sold by many vendors > as 8 bit shift registers ... and in many > logic series (HC, HCT, more). > > At least describe this as generic to all > those 8-bit shift registers, not just NXP. Indeed, that was my concern too. (...) > p.s. I'd have to pull out my data sheet collection > to verify, but it might be the 74163 which can > be used as an 8 bit parallel to serial (input) > shift register... no, it's the 74165. But it would be worth supporting both ! Willy -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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