From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753141AbdDNQVk (ORCPT ); Fri, 14 Apr 2017 12:21:40 -0400 Received: from mail-wr0-f193.google.com ([209.85.128.193]:33637 "EHLO mail-wr0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751687AbdDNQVh (ORCPT ); Fri, 14 Apr 2017 12:21:37 -0400 Subject: Re: [PATCH v4 2/2] mtd: spi-nor: add driver for STM32 quad spi flash controller To: Ludovic Barre , Cyrille Pitchen References: <1492103757-22375-1-git-send-email-ludovic.Barre@st.com> <1492103757-22375-3-git-send-email-ludovic.Barre@st.com> Cc: David Woodhouse , Brian Norris , Boris Brezillon , Richard Weinberger , Alexandre Torgue , Rob Herring , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org From: Marek Vasut Message-ID: Date: Fri, 14 Apr 2017 18:15:06 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.4.0 MIME-Version: 1.0 In-Reply-To: <1492103757-22375-3-git-send-email-ludovic.Barre@st.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/13/2017 07:15 PM, Ludovic Barre wrote: > From: Ludovic Barre > > The quadspi is a specialized communication interface targeting single, > dual or quad SPI Flash memories. > > It can operate in any of the following modes: > -indirect mode: all the operations are performed using the quadspi > registers > -read memory-mapped mode: the external Flash memory is mapped to the > microcontroller address space and is seen by the system as if it was > an internal memory > > Signed-off-by: Ludovic Barre Reviewed-by: Marek Vasut -- Best regards, Marek Vasut