From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from qw-out-2122.google.com (qw-out-2122.google.com [74.125.92.27]) by ozlabs.org (Postfix) with ESMTP id ADFCFDDF69 for ; Mon, 13 Oct 2008 22:44:17 +1100 (EST) Received: by qw-out-2122.google.com with SMTP id 9so446026qwb.15 for ; Mon, 13 Oct 2008 04:44:16 -0700 (PDT) Message-ID: Date: Mon, 13 Oct 2008 13:44:16 +0200 From: "Leon Woestenberg" To: "Laurent Pinchart" Subject: Re: Floating inputs on unused GPIO pins In-Reply-To: <200810131304.41435.laurentp@cse-semaphore.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 References: <200810131156.59477.laurentp@cse-semaphore.com> <200810131304.41435.laurentp@cse-semaphore.com> Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hi Laurent, On Mon, Oct 13, 2008 at 1:04 PM, Laurent Pinchart wrote: > There are no internal pull-up or pull-down resistors on the MPC8248 GPIO pins. I know our hardware engineer has a valid point theoretically. Does the point stand practically, or does the MPC8248 "state-of-the-art"(tm)(c)(whatever) technology make floating inputs safe ? > Ask Freescale? Regards, -- Leon