From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761065AbaEMK1g (ORCPT ); Tue, 13 May 2014 06:27:36 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:49976 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760964AbaEMK1P (ORCPT ); Tue, 13 May 2014 06:27:15 -0400 Message-ID: <5371F35B.6090909@ti.com> Date: Tue, 13 May 2014 13:26:35 +0300 From: Peter Ujfalusi User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-Version: 1.0 To: Sekhar Nori , CC: , , , , , , , , Subject: Re: [PATCH 0/4] ARM/DT: edma: Get IP configuration from hardware References: <1399967028-24757-1-git-send-email-peter.ujfalusi@ti.com> <5371D8D8.8000003@ti.com> In-Reply-To: <5371D8D8.8000003@ti.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/13/2014 11:33 AM, Sekhar Nori wrote: > On Tuesday 13 May 2014 01:13 PM, Peter Ujfalusi wrote: >> Hi, >> >> We are requesting redundant information via DT for the driver since the very same >> data is available in the HW: by reading and decoding the content of CCCFG >> register we can get: >> Number of channels: NUM_DMACH >> Number of regions: NUM_REGN >> Number of slots (PaRAM sets): NUM_PAENTRY >> Number of TC/EQ: NUM_EVQUE >> >> So these does not need to be provided by the DT binding. >> >> The driver will no longer look for these properties from DT and they can be >> removed from the binding documentation and from the dtsi files as well. >> The change will not introduce regression when new kernel is booted using older >> DTB (since we just ignore the mentioned properties). > > Peter, to which baseline do these patches apply? I tried applying them > to v3.15-rc5 but 1/4 doesn't apply cleanly. It is on top of next-20140509. Now that I looked at my branch, I missed one small patch from the series which could cause the issue (removing the memset from edma_of_parse_dt). I'll resend ASAP with that patch included. > > Thanks, > Sekhar > -- Péter