From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail1.radix.net ([207.192.128.31]:38448 "EHLO mail1.radix.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754691AbZCPLeg (ORCPT ); Mon, 16 Mar 2009 07:34:36 -0400 Subject: Re: bttv, tvaudio and ir-kbd-i2c probing conflict From: Andy Walls To: Hans Verkuil Cc: linux-media@vger.kernel.org, Mauro Carvalho Chehab , Jean Delvare In-Reply-To: <200903151344.01730.hverkuil@xs4all.nl> References: <200903151344.01730.hverkuil@xs4all.nl> Content-Type: text/plain Date: Mon, 16 Mar 2009 07:35:40 -0400 Message-Id: <1237203340.3249.7.camel@palomino.walls.org> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: On Sun, 2009-03-15 at 13:44 +0100, Hans Verkuil wrote: > Hi Mauro, Jean, > > When converting the bttv driver to v4l2_subdev I found one probing conflict > between tvaudio and ir-kbd-i2c: address 0x96 (or 0x4b in 7-bit notation). > > It turns out that this is one and the same PIC16C54 device used on the > ProVideo PV951 board. This chip is used for both audio input selection and > for IR handling. Hans, Just a thought: have you confirmed with i2cdetect that the PIC16C54 microcontroller code only responds at one I2C address? Regards, Andy