From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756117AbcE0U1Q (ORCPT ); Fri, 27 May 2016 16:27:16 -0400 Received: from bh-25.webhostbox.net ([208.91.199.152]:40463 "EHLO bh-25.webhostbox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753221AbcE0U1P (ORCPT ); Fri, 27 May 2016 16:27:15 -0400 Date: Fri, 27 May 2016 13:27:15 -0700 From: Guenter Roeck To: Robert Jarzmik Cc: Robert Jarzmik , Linus Walleij , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: pxa_defconfig runtime failures due to 'ARM: pxa: activate pinctrl for device-tree machines' Message-ID: <20160527202715.GA4841@roeck-us.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.23 (2014-03-12) X-Authenticated_sender: guenter@roeck-us.net X-OutGoing-Spam-Status: No, score=-1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - bh-25.webhostbox.net X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - roeck-us.net X-Get-Message-Sender-Via: bh-25.webhostbox.net: authenticated_id: guenter@roeck-us.net X-Authenticated-Sender: bh-25.webhostbox.net: guenter@roeck-us.net X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, your mainline commit f806dac5938b ("ARM: pxa: activate pinctrl for device-tree machines") causes various non-devicetree systems to fail with the following error messages when running a pxa_defconfig image. During boot: Can't request reset_gpio At reboot: reboot: Restarting system ------------[ cut here ]------------ kernel BUG at arch/arm/mach-pxa/reset.c:59! ... Added logging shows that the error seen when trying to request the reset gpio is -EPROBE_DEFER, and that the pxa gpio driver is not instantiated. This is seen when attempting to run akita, borzoi, spitz, terrier, or tosa in qemu with pxa_defconfig. Reverting your patch fixes the problem. Is this on purpose ? Unless I am missing something, it effectively means that pxa_defconfig no longer works for pxa3xx systems, since those do not support devicetree (or at least there is no devicetree file which includes pxa3xx.dtsi). Thanks, Guenter