From patchwork Sat Jul 28 08:19:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 10547899 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1F05514BC for ; Sat, 28 Jul 2018 08:19:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0A58B2AD98 for ; Sat, 28 Jul 2018 08:19:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F234C2B6A0; Sat, 28 Jul 2018 08:19:25 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 69C0F2B685 for ; Sat, 28 Jul 2018 08:19:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726173AbeG1JpD (ORCPT ); Sat, 28 Jul 2018 05:45:03 -0400 Received: from mail-wm0-f67.google.com ([74.125.82.67]:37445 "EHLO mail-wm0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726168AbeG1JpC (ORCPT ); Sat, 28 Jul 2018 05:45:02 -0400 Received: by mail-wm0-f67.google.com with SMTP id n11-v6so7951307wmc.2 for ; Sat, 28 Jul 2018 01:19:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=aFBTOQq0cxgs3EVY0CFl3NaU2GZJGk+DU5eUHYPhSfY=; b=FBs5c0fuF0yX91E40dOtRlx0D4dJqxHZcjIvPwQ/lciz2glsZanm1sUy5YaC9gUoXu 8TecLCcxYGRAwpPbbOoRR+CAhR1V/cd+Pqi6CW/yMbfnVY1Oz3mnBWVNAMDdbTVNvbjW vavHWZz7aRxFeeqENGaK/WbMFqGGR8Hm1Yo3wgsFJqTmvqtNKondjJ6iGiUmebY8dYqw hC41Y9uD76gs96J9qsbFJ5EQbIh9o6EIEvWMtaAUSaDEe9fRxgux4kiEpPY5e0ILYREF YWA7Is4zYJCHmSpHXxoTL4N2s8sMfSvpddBeTnqswQShMj2WdW5HcfpUIgrsdu4116EI lnSA== X-Gm-Message-State: AOUpUlEmAbPM02OaRmNRw+JSj6k54oz1qCYwe3MWrLYYYetHDxawNKWR CABZTB8MqFwzT6yJVtfTFNfmvw== X-Google-Smtp-Source: AAOMgpebMmHRJKw7e+k+bUl1EXpuvDlPUdOs/E2Iw3DdvcItq5alumVBeP1BuLWDKUMys3l+fuOR1g== X-Received: by 2002:a1c:8a04:: with SMTP id m4-v6mr7215350wmd.137.1532765962972; Sat, 28 Jul 2018 01:19:22 -0700 (PDT) Received: from localhost.localdomain ([151.66.76.79]) by smtp.gmail.com with ESMTPSA id u7-v6sm1237488wmd.46.2018.07.28.01.19.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 28 Jul 2018 01:19:22 -0700 (PDT) From: Lorenzo Bianconi To: broonie@kernel.org Cc: linux-spi@vger.kernel.org, linus.walleij@linaro.org Subject: [PATCH 0/2] add SPI_3WIRE support to spi-gpio controller Date: Sat, 28 Jul 2018 10:19:12 +0200 Message-Id: <20180728081914.18994-1-lorenzo.bianconi@redhat.com> X-Mailer: git-send-email 2.18.0 Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Changes since RFC: - check set_line_direction function pointer in spi_bitbang_bufs routine Lorenzo Bianconi (2): spi: add flags parameter to txrx_word function pointers spi: spi-gpio: add SPI_3WIRE support drivers/spi/spi-ath79.c | 2 +- drivers/spi/spi-bitbang.c | 50 ++++++++++++++++++++++++--------- drivers/spi/spi-butterfly.c | 4 +-- drivers/spi/spi-gpio.c | 49 +++++++++++++++++++++----------- drivers/spi/spi-lm70llp.c | 5 ++-- drivers/spi/spi-sh-sci.c | 20 +++++++------ drivers/spi/spi-xtensa-xtfpga.c | 2 +- include/linux/spi/spi_bitbang.h | 3 +- 8 files changed, 90 insertions(+), 45 deletions(-)