Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756787AbZKENxZ (ORCPT ); Thu, 5 Nov 2009 08:53:25 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756606AbZKENxZ (ORCPT ); Thu, 5 Nov 2009 08:53:25 -0500 Received: from gate.crashing.org ([63.228.1.57]:49588 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756441AbZKENxY (ORCPT ); Thu, 5 Nov 2009 08:53:24 -0500 Subject: Re: [PATCH 8/8] spi_mpc8xxx: Add support for QE DMA mode and CPM1/CPM2 chips Mime-Version: 1.0 (Apple Message framework v1076) Content-Type: text/plain; charset=us-ascii; format=flowed; delsp=yes From: Kumar Gala In-Reply-To: <20091012164927.GH4578@oksana.dev.rtsoft.ru> Date: Thu, 5 Nov 2009 07:47:56 -0600 Cc: Andrew Morton , David Brownell , Greg Kroah-Hartman , spi-devel-general@lists.sourceforge.net, linuxppc-dev@ozlabs.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: 7bit Message-Id: References: <20091012164841.GA32214@oksana.dev.rtsoft.ru> <20091012164927.GH4578@oksana.dev.rtsoft.ru> To: Anton Vorontsov X-Mailer: Apple Mail (2.1076) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1218 Lines: 33 On Oct 12, 2009, at 11:49 AM, Anton Vorontsov wrote: > This patch adds QE buffer descriptors mode support for the > spi_mpc8xxx driver, and as a side effect we now support CPM1 > and CPM2 SPI controllers. > > That means that today we support almost all MPC SPI controllers: > > - MPC834x-style controllers (support PIO mode only); > - CPM1 and CPM2 controllers (support DMA mode only); > - QE SPI controllers in CPU mode (PIO mode with shift quirks); > - QE SPI controllers in buffer descriptors (DMA) mode; > > The only controller we don't currently support is a newer eSPI > (with a dedicated chip selects and a bit different registers map). > > Signed-off-by: Anton Vorontsov > Acked-by: David Brownell > --- > drivers/spi/Kconfig | 3 - > drivers/spi/spi_mpc8xxx.c | 540 ++++++++++++++++++++++++++++++++++++ > +++++---- > 2 files changed, 500 insertions(+), 43 deletions(-) applied to next - k -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/