From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: [PATCH v2 2/2] ARM: OMAP: omap_device: Correct resource handling for DT boot Date: Sat, 03 Nov 2012 09:31:04 +0100 Message-ID: <5094D648.80608@deeprootsystems.com> References: <1351596296-13825-1-git-send-email-peter.ujfalusi@ti.com> <1351596296-13825-3-git-send-email-peter.ujfalusi@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-we0-f174.google.com ([74.125.82.174]:48901 "EHLO mail-we0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753052Ab2KCLuo (ORCPT ); Sat, 3 Nov 2012 07:50:44 -0400 Received: by mail-we0-f174.google.com with SMTP id t9so1966691wey.19 for ; Sat, 03 Nov 2012 04:50:44 -0700 (PDT) In-Reply-To: <1351596296-13825-3-git-send-email-peter.ujfalusi@ti.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Peter Ujfalusi Cc: Tony Lindgren , Benoit Cousson , Paul Walmsley , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org On 10/30/2012 12:24 PM, Peter Ujfalusi wrote: > When booting with DT the OF core can fill up the resources provided within > the DT blob. > The current way of handling the DT boot prevents us from removing hwmod data > for platforms only suppose to boot with DT (OMAP5 for example) since we need > to keep the whole hwmod database intact in order to have more resources in > hwmod than in DT (to be able to append the DMA resource from hwmod). > > To fix this issue we just examine the OF provided resources: > If we do not have resources we use hwmod to fill them. > If we have resources we check if we already able to recive DMA resource, if > no we only append the DMA resurce from hwmod to the OF provided ones. > > In this way we can start removing hwmod data for devices which have their > resources correctly configured in DT without regressions. > > Signed-off-by: Peter Ujfalusi ke Acked-by: Kevin Hilman Benoit, feel free to take this one as well. Kevin