From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIM_SIGNED, MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65D4FECE560 for ; Mon, 17 Sep 2018 21:18:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1271D2086E for ; Mon, 17 Sep 2018 21:18:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sirena.org.uk header.i=@sirena.org.uk header.b="soCkVD47" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1271D2086E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728575AbeIRCrD (ORCPT ); Mon, 17 Sep 2018 22:47:03 -0400 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:33914 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727672AbeIRCrD (ORCPT ); Mon, 17 Sep 2018 22:47:03 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=/LclAU4reglbNS2yposkqn9A0u4I4tK0aTQFZvyVcNU=; b=soCkVD47+5cdOx7FgWniXvvCH YT6xXvKMsgdVEnIQXulURzC4Nn0nsF8yeKT+kshaRuscGOqWTyFLAUuzhhEJmQTzjAQvIZWwm0VtN 7XhXfk3wbUMwRICvNN4bjq829e0l9hUi2+3xs3fRavCR0Ntg1xqEShcL8ZTD7HW9Y/eBM=; Received: from [209.121.128.187] (helo=finisterre.ee.mobilebroadband) by heliosphere.sirena.org.uk with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1g20tV-0000jM-P5; Mon, 17 Sep 2018 21:17:21 +0000 Received: by finisterre.ee.mobilebroadband (Postfix, from userid 1000) id 6AE0C440078; Mon, 17 Sep 2018 22:17:19 +0100 (BST) Date: Mon, 17 Sep 2018 14:17:19 -0700 From: Mark Brown To: David Lechner Cc: linux-spi@vger.kernel.org, linux-iio@vger.kernel.org, Jonathan Cameron , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 0/4] spi: introduce SPI_CS_WORD mode flag Message-ID: <20180917211719.GG2471@sirena.org.uk> References: <20180913003920.30600-1-david@lechnology.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="+sHJum3is6Tsg7/J" Content-Disposition: inline In-Reply-To: <20180913003920.30600-1-david@lechnology.com> X-Cookie: Universe, n.: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --+sHJum3is6Tsg7/J Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Sep 12, 2018 at 07:39:16PM -0500, David Lechner wrote: > This series introduces a new SPI mode flag, SPI_CS_WORD, that indicates that > the chip select line should be toggled after each word sent. This series > includes examples of how this can be implemented for both an SPI controller > and an SPI device. The following changes since commit 5b394b2ddf0347bef56e50c69a58773c94343ff3: Linux 4.19-rc1 (2018-08-26 14:11:59 -0700) are available in the Git repository at: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git tags/spi-cs-word for you to fetch changes up to cbaa62e0094a840fecc853910e0c0454529cec03: spi: add software implementation for SPI_CS_WORD (2018-09-17 14:14:18 -0700) ---------------------------------------------------------------- spi: Provide SPI_CS_WORD This provides a SPI operation mode which changes chip select after every word, used by some devices such as ADCs and DACs. ---------------------------------------------------------------- David Lechner (2): spi: add new SPI_CS_WORD flag spi: add software implementation for SPI_CS_WORD drivers/spi/spi.c | 31 ++++++++++++++++++++++++++++++- include/linux/spi/spi.h | 2 +- 2 files changed, 31 insertions(+), 2 deletions(-) --+sHJum3is6Tsg7/J Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAlugGd4ACgkQJNaLcl1U h9DJIgf/f4joAEfsig+UrOY9kHMRYVZQQFoCjDDAefcaga6TIqBd+4x5xuZQImCY inytWF9nN4fkhmdlYAS1yDBSFQJveVIRS26W6A0qPZFJ1ZcIE7DAbcfZ6E5orXlD lTNn3SbkZWUDEw2TCSbMvgRPBvIvvaKQW1sqomZTM5Em6IivdRoQRpzR8E6V6oZL ThWQ/ApRuVKjdfzz1cho02XDGnPUX+3/AszMIsymBXjRnF+FkViQf+Wz+lvIweeR 14IJVEdYn1ZeAFKOihoVpGKf0TO4CtviaFYCuAtbmvX6UwLjsz0FpWuA8L4NExVj 4M06Dc8gbeMtjZT1YF7lia4ShuRNbw== =mNnI -----END PGP SIGNATURE----- --+sHJum3is6Tsg7/J--