From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753991AbbC3R4k (ORCPT ); Mon, 30 Mar 2015 13:56:40 -0400 Received: from p3plsmtpa07-05.prod.phx3.secureserver.net ([173.201.192.234]:58509 "EHLO p3plsmtpa07-05.prod.phx3.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753648AbbC3R4f (ORCPT ); Mon, 30 Mar 2015 13:56:35 -0400 From: Aaron Brice To: broonie@kernel.org Cc: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, stefan@agner.ch Subject: [PATCH v2 0/2] spi: fsl-dspi (vf610) clock fixes Date: Mon, 30 Mar 2015 10:49:14 -0700 Message-Id: <1427737756-20487-1-git-send-email-aaron.brice@datasoft.com> X-Mailer: git-send-email 2.1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We were having intermittent problems writing to SRAM chip on SPI bus on vf610 SoM. Added support for CS setup and hold times to meet the SRAM spec. In the process noticed that the baud rate was a little high. Changes since v1: * More detail in commit message for clock rate fix Aaron Brice (2): spi: fsl-dspi: Fix clock rate scale values spi: fsl-dspi: Add ~50ns delay between cs and sck drivers/spi/spi-fsl-dspi.c | 84 ++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 70 insertions(+), 14 deletions(-) -- 2.1.0