From mboxrd@z Thu Jan 1 00:00:00 1970 From: Will Deacon Subject: Re: Unable to boot mainline on snow chromebook since 3.15 Date: Mon, 8 Sep 2014 13:46:01 +0100 Message-ID: <20140908124601.GN26030@arm.com> References: <20140905115704.GO13515@arm.com> <20140905122232.GP13515@arm.com> <540C202E.2060009@collabora.co.uk> <540C7F5B.6070307@gmail.com> <540C83DE.10505@collabora.co.uk> <540C8577.2070907@gmail.com> <20140908112112.GK26030@arm.com> <540D9931.6050603@collabora.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from cam-admin0.cambridge.arm.com ([217.140.96.50]:53614 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752185AbaIHMqV (ORCPT ); Mon, 8 Sep 2014 08:46:21 -0400 Content-Disposition: inline In-Reply-To: <540D9931.6050603@collabora.co.uk> Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Javier Martinez Canillas Cc: Tomasz Figa , "linux-samsung-soc@vger.kernel.org" , Mark Brown , Doug Anderson , "kgene.kim@samsung.com" , "olof@lixom.net" , "linux-arm-kernel@lists.infradead.org" , "rahul.sharma@samsung.com" On Mon, Sep 08, 2014 at 12:55:29PM +0100, Javier Martinez Canillas wrote: > On 09/08/2014 01:21 PM, Will Deacon wrote: > > On Sun, Sep 07, 2014 at 05:19:03PM +0100, Tomasz Figa wrote: > >> At least for next 3.17-rc I'd suggest fixing this up in respective clock > >> driver and dropping the hack only after Exynos DRM patches are merged > >> and confirmed working. > > > > Whilst I'm sympathetic to people working to enable DRM, I think this is > > the right solution to the problem. The transition from simplefb to DRM > > shouldn't break display for a bunch of kernel revisions whilst the code is > > in flux. > > > > Agreed, I'm preparing a patch-set to prevent the kernel to disable both the > clocks and regulators needed for the display, I'll try to post it today or > tomorrow at worst. Thanks, Javier. Please CC me on the patch and I'll take it for a spin. Will From mboxrd@z Thu Jan 1 00:00:00 1970 From: will.deacon@arm.com (Will Deacon) Date: Mon, 8 Sep 2014 13:46:01 +0100 Subject: Unable to boot mainline on snow chromebook since 3.15 In-Reply-To: <540D9931.6050603@collabora.co.uk> References: <20140905115704.GO13515@arm.com> <20140905122232.GP13515@arm.com> <540C202E.2060009@collabora.co.uk> <540C7F5B.6070307@gmail.com> <540C83DE.10505@collabora.co.uk> <540C8577.2070907@gmail.com> <20140908112112.GK26030@arm.com> <540D9931.6050603@collabora.co.uk> Message-ID: <20140908124601.GN26030@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Sep 08, 2014 at 12:55:29PM +0100, Javier Martinez Canillas wrote: > On 09/08/2014 01:21 PM, Will Deacon wrote: > > On Sun, Sep 07, 2014 at 05:19:03PM +0100, Tomasz Figa wrote: > >> At least for next 3.17-rc I'd suggest fixing this up in respective clock > >> driver and dropping the hack only after Exynos DRM patches are merged > >> and confirmed working. > > > > Whilst I'm sympathetic to people working to enable DRM, I think this is > > the right solution to the problem. The transition from simplefb to DRM > > shouldn't break display for a bunch of kernel revisions whilst the code is > > in flux. > > > > Agreed, I'm preparing a patch-set to prevent the kernel to disable both the > clocks and regulators needed for the display, I'll try to post it today or > tomorrow at worst. Thanks, Javier. Please CC me on the patch and I'll take it for a spin. Will