Return-path: Received: from oproxy7-pub.bluehost.com ([67.222.55.9]:56336 "HELO oproxy7-pub.bluehost.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752926Ab1F3UAU (ORCPT ); Thu, 30 Jun 2011 16:00:20 -0400 Message-ID: <4E0CD5C4.7010702@boundarydevices.com> (sfid-20110630_220024_147853_A0FDC8A1) Date: Thu, 30 Jun 2011 13:00:04 -0700 From: Troy Kisky MIME-Version: 1.0 To: "Krakowski, Oz" CC: mangesh gadre , linux-wireless@vger.kernel.org Subject: Re: WL1271: WLAN_IRQ not working References: <4E0942CA.9010402@boundarydevices.com> <4E0CC8FC.9050906@boundarydevices.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: On 6/30/2011 12:20 PM, Krakowski, Oz wrote: > Troy, > On Thu, Jun 30, 2011 at 2:05 PM, Troy Kisky > wrote: >> On 6/29/2011 11:24 PM, mangesh gadre wrote: >>> Hi, >>> >>> Please check if your wifi enable pin is in right state. secondly check if >>> regulator section of your chip is actually powering up wifi internal core . >>> check your circuit against standard ref circuit. >>> I have seen similar issue and there was some resistor missing in feedback >>> path of volatge regulator output path from chip. Most probably wifi section >>> of your chip is not powered up. >> >> I think the problem is solved, but can you point me to a "standard ref >> circuit" for TiWiR2. Maybe, I can avoid future problems. > > For the benefit of everyone, can you share what was the issue? > > Thanks, > Oz. I think missing level shifters were the problem. It will be a little while before I can test revised hardware though. Troy