Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754317Ab3FFABU (ORCPT ); Wed, 5 Jun 2013 20:01:20 -0400 Received: from mail-bk0-f48.google.com ([209.85.214.48]:57412 "EHLO mail-bk0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752894Ab3FFABT convert rfc822-to-8bit (ORCPT ); Wed, 5 Jun 2013 20:01:19 -0400 From: Tomasz Figa To: linux-arm-kernel@lists.infradead.org Cc: "luke.leighton" , Linux on small ARM machines , devicetree-discuss , Stephen Warren , Linux Kernel Mailing List , debian-arm@lists.debian.org, "jonsmirl@gmail.com" , debian-kernel@lists.debian.org Subject: Re: [Arm-netbook] getting allwinner SoC support upstream (was Re: Uploading linux (3.9.4-1)) Date: Thu, 06 Jun 2013 02:01:14 +0200 Message-ID: <1733666.lHUBcfUXq9@flatron> User-Agent: KMail/4.10.4 (Linux/3.9.4-gentoo; KDE/4.10.4; x86_64; ; ) In-Reply-To: References: <1370475609.20454.44.camel@localhost> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1562 Lines: 39 On Thursday 06 of June 2013 00:54:02 luke.leighton wrote: > On Thu, Jun 6, 2013 at 12:40 AM, Henrik Nordstr?m > > wrote: > > tor 2013-06-06 klockan 00:26 +0100 skrev luke.leighton: > >> no john - they've only added it to the multiplexed sections of the > >> > >> drivers which they themselves have written. such as > >> drivers/usb/sun{N}i_usb/*.[ch], drivers/block/nand/sun{N}_i, > >> arch/arm/mach-sun{N}i and so on. > > > > And a number of SPI device drivers, USB device drivers, vendor > > provided > > device drivers, ...... > > > >> the script.fex system deals with the pinmux issue in a very neat way that: > >> a) has very little impact on the rest of the kernel tree [citation > >> > >> needed! i'm saying that: could someone please confirm if it's true] > > > > Not really the case. Actually the opposite. DT have this as well, and > > integrated in device probing. Allwinner need to hack every driver used > > to add their gpio requests to have pinmuxing triggered. > > augh. ok. solutions. what are the solutions here? I don't see any other solution here than moving all the Allwinner code to DT (as it has been suggested in this thread several times already), as this is the only hardware description method supported by ARM Linux. Best regards, Tomasz -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/