From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755965AbaEHVxr (ORCPT ); Thu, 8 May 2014 17:53:47 -0400 Received: from mho-03-ewr.mailhop.org ([204.13.248.66]:52858 "EHLO mho-01-ewr.mailhop.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755378AbaEHVxq (ORCPT ); Thu, 8 May 2014 17:53:46 -0400 X-Mail-Handler: Dyn Standard SMTP by Dyn X-Originating-IP: 99.127.230.128 X-Report-Abuse-To: abuse@dyndns.com (see http://www.dyndns.com/services/sendlabs/outbound_abuse.html for abuse reporting information) X-MHO-User: U2FsdGVkX1/IyuEwTmQIP+xVGtAakhBi Date: Thu, 8 May 2014 14:53:38 -0700 From: Tony Lindgren To: Tomi Valkeinen Cc: Peter Griffin , Arnd Bergmann , linux-kernel@vger.kernel.org, linaro-kernel@lists.linaro.org, Jean-Christophe Plagniol-Villard , linux-fbdev@vger.kernel.org, linux-omap@vger.kernel.org, Aaro Koskinen , Janusz Krzysztofik Subject: Re: [PATCH 13/13] video: omap: allow building on !MMU Message-ID: <20140508215338.GE2198@atomide.com> References: <1398342509-10243-1-git-send-email-peter.griffin@linaro.org> <1398342509-10243-14-git-send-email-peter.griffin@linaro.org> <5369F973.10803@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5369F973.10803@ti.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Tomi Valkeinen [140507 02:15]: > On 24/04/14 15:28, Peter Griffin wrote: > > From: Arnd Bergmann > > > > The omap lcdc driver has an elaborate mmap_kern function > > to map the frame buffer into kernel address space as > > write-combined. This uses functions that are only available > > on MMU-enabled builds. > > > > It does seem equivalent to ioremap_wc though, so we should > > be able to just use that instead. > > > > This patch is build-tested only, it needs to be run on real > > hardware before applying. > > I don't have omap1 boards, and I don't know anyone that has. I don't > even know if the omap1 fb is working or not... > > Tony, any idea of omap1's fb? Are you able to test this? I have three omap1 boards in my rack that I use for my boot testing. Tried to enable framebuffer but so far no luck on any of them. So I'm not much of a help here. Looks like the patch should work though.. Aaro & Janusz, care to take a look at the patch in this thread? Regards, Tony