From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kishon Vijay Abraham I Subject: Re: Nokia N900: u-SD card in v4.2+ Date: Thu, 7 Jan 2016 11:10:27 +0530 Message-ID: <568DFA4B.7030308@ti.com> References: <20160106204627.GA21477@amd> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20160106204627.GA21477@amd> Sender: linux-kernel-owner@vger.kernel.org To: Pavel Machek , pali.rohar@gmail.com, sre@debian.org, sre@ring0.de, kernel list , linux-arm-kernel , linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org, aaro.koskinen@iki.fi, ivo.g.dimitrov.75@gmail.com, patrikbachan@gmail.com List-Id: linux-omap@vger.kernel.org Hi, On Thursday 07 January 2016 02:16 AM, Pavel Machek wrote: > Hi! > > In v4.1, both internal MMC and u-SD cards work ok. > > In v4.2, only the internal MMC is detected. In v4.3, not even internal > MMC works. In v4.4, only the internal MMC is detected. > > Does it work for you? Any patches? I don't have Nokia N900 to check this, but can you share your config and kernel logs? Check if CONFIG_REGULATOR_PBIAS is present in your config. CONFIG_REGULATOR_PBIAS is now mandatory for all omap3+ SoCs to work. Thanks Kishon > > (I do have hack in the dts to disable back cover detection...) > > Pavel > From mboxrd@z Thu Jan 1 00:00:00 1970 From: kishon@ti.com (Kishon Vijay Abraham I) Date: Thu, 7 Jan 2016 11:10:27 +0530 Subject: Nokia N900: u-SD card in v4.2+ In-Reply-To: <20160106204627.GA21477@amd> References: <20160106204627.GA21477@amd> Message-ID: <568DFA4B.7030308@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Thursday 07 January 2016 02:16 AM, Pavel Machek wrote: > Hi! > > In v4.1, both internal MMC and u-SD cards work ok. > > In v4.2, only the internal MMC is detected. In v4.3, not even internal > MMC works. In v4.4, only the internal MMC is detected. > > Does it work for you? Any patches? I don't have Nokia N900 to check this, but can you share your config and kernel logs? Check if CONFIG_REGULATOR_PBIAS is present in your config. CONFIG_REGULATOR_PBIAS is now mandatory for all omap3+ SoCs to work. Thanks Kishon > > (I do have hack in the dts to disable back cover detection...) > > Pavel > From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753011AbcAGFl0 (ORCPT ); Thu, 7 Jan 2016 00:41:26 -0500 Received: from comal.ext.ti.com ([198.47.26.152]:52195 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752795AbcAGFlV (ORCPT ); Thu, 7 Jan 2016 00:41:21 -0500 Subject: Re: Nokia N900: u-SD card in v4.2+ To: Pavel Machek , , , , kernel list , linux-arm-kernel , , , , , , References: <20160106204627.GA21477@amd> From: Kishon Vijay Abraham I Message-ID: <568DFA4B.7030308@ti.com> Date: Thu, 7 Jan 2016 11:10:27 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 In-Reply-To: <20160106204627.GA21477@amd> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Thursday 07 January 2016 02:16 AM, Pavel Machek wrote: > Hi! > > In v4.1, both internal MMC and u-SD cards work ok. > > In v4.2, only the internal MMC is detected. In v4.3, not even internal > MMC works. In v4.4, only the internal MMC is detected. > > Does it work for you? Any patches? I don't have Nokia N900 to check this, but can you share your config and kernel logs? Check if CONFIG_REGULATOR_PBIAS is present in your config. CONFIG_REGULATOR_PBIAS is now mandatory for all omap3+ SoCs to work. Thanks Kishon > > (I do have hack in the dts to disable back cover detection...) > > Pavel >