From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933300AbbAFVjK (ORCPT ); Tue, 6 Jan 2015 16:39:10 -0500 Received: from down.free-electrons.com ([37.187.137.238]:48064 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932611AbbAFVjH (ORCPT ); Tue, 6 Jan 2015 16:39:07 -0500 Message-ID: <54AC557D.1080605@free-electrons.com> Date: Tue, 06 Jan 2015 18:37:01 -0300 From: Ezequiel Garcia User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: Ken Wilson , robh+dt@kernel.org CC: pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux@arm.linux.org.uk, broonie@kernel.org, gerg@uclinux.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org Subject: Re: [PATCH] spi: orion: Add multiple chip select support for Armada 370 and 375 References: <1420579846-31962-1-git-send-email-ken.wilson@opengear.com> In-Reply-To: <1420579846-31962-1-git-send-email-ken.wilson@opengear.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/06/2015 06:30 PM, Ken Wilson wrote: > Create a new dt binding for the Armada 375 that supports up to > 3 chip selects but uses the same prescaler values and algorithm > as the basic orion binding. > > Update the Armada 370 so that it supports up to 4 chip selects. > > This has been tested on the Armada 375 with multiple SPI-NOR chips. > > Signed-off-by: Ken Wilson > --- > .../devicetree/bindings/spi/spi-orion.txt | 3 ++- > arch/arm/boot/dts/armada-375.dtsi | 4 +-- > drivers/spi/spi-orion.c | 29 +++++++++++++++++++--- You will have to split this changeset in three patches, given these three files carry different kind of changes: 1. The driver change itself 2. The devicetree binding documentation change 3. The devicetree dtsi change Regards, -- Ezequiel García, Free Electrons Embedded Linux, Kernel and Android Engineering http://free-electrons.com