From patchwork Thu May 11 23:13:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Boerge Struempfel X-Patchwork-Id: 13238533 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E655DC7EE24 for ; Thu, 11 May 2023 23:14:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239510AbjEKXOb (ORCPT ); Thu, 11 May 2023 19:14:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59314 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239506AbjEKXOa (ORCPT ); Thu, 11 May 2023 19:14:30 -0400 Received: from mail-ej1-x635.google.com (mail-ej1-x635.google.com [IPv6:2a00:1450:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 458285B8B; Thu, 11 May 2023 16:14:23 -0700 (PDT) Received: by mail-ej1-x635.google.com with SMTP id a640c23a62f3a-969f90d71d4so643798266b.3; Thu, 11 May 2023 16:14:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1683846861; x=1686438861; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=yVrYFiNzfnwEDWJqbz4i6UUhL6F/Njhh8b514wrHy84=; b=bPFE9oQ/v0Bi8HM083WisiVBY7+f0/sS0Zk/5LDwGQhWm99N/KSo36J6pQk4I3pWfZ C7UXARg6DwSbNVlEYfz183Xv9EyR2OHGQCkFLVkq3xuTEdmAKakB7BT+x8JwtiPDLoGG TBPk9msq2VwvsqhIitvVy8F7LXO54gWHwZsTECWiWDq88Cf028vseSVN839GbRxlUcJX SszHwJefkuACQxXotuP1gAl07KPyyXfOqjtbxLirP+95UYpsMAi/0ZWYREWhUJMDpyuY 5eLNRzI2cKcEjtFZFqhu545t9u/DwxawjCzagxBCCs1Zv9FCnE+8qTK48t1MfObGPCbP PkSw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683846861; x=1686438861; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=yVrYFiNzfnwEDWJqbz4i6UUhL6F/Njhh8b514wrHy84=; b=S2RCa+1srdZR8EXVr0rjJqWQSQoMmxzll3IHJm7b4vFe1pZF2b3lzW2V3OpG2vrEH8 eOuMcXrvgdbgKS5rdcCKuSoa1E4RFFpUzWGJISsRr6+W6tYu7XwyozvGqsX26WnwXH5u p3VwtWk7zzt4Nw80bFW7goBwh+8U+gbMTNNvSlgseybV/bemN2spemaH3D7FGtTXIdd+ R08tPtJv0z4a6I4M0M5Lbg+Oeezo42FV5aSAE5roj4u17azzInohpKHHkNIe8ZA4q5HB kVnZ/1foud8RhJbkR3+IaAY0JEnskL8c8HVGg5X9IpVvcUzcSslmURKfDO9YrzRN+Bve 8obw== X-Gm-Message-State: AC+VfDxvC60KgKyicvyyp9lpgKcMWeuW33p0uzdvvt5kQsih1SCUFdKg hdePqIoUaReTfhtgp0Ifqfs= X-Google-Smtp-Source: ACHHUZ7Xiv4uI35j1SY9WriiO/V2ApkipDWS3Xqc4RSksozkyAf90JPpXCmfsp01aS4F1JO3r9CObA== X-Received: by 2002:a17:907:2d1f:b0:968:db2f:383 with SMTP id gs31-20020a1709072d1f00b00968db2f0383mr14109865ejc.53.1683846861470; Thu, 11 May 2023 16:14:21 -0700 (PDT) Received: from wslxew193.fritz.box (p200300c7874f2f0049cdad3080524d03.dip0.t-ipconnect.de. [2003:c7:874f:2f00:49cd:ad30:8052:4d03]) by smtp.gmail.com with ESMTPSA id hx8-20020a170906846800b00965e839f56bsm4543023ejc.182.2023.05.11.16.14.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 May 2023 16:14:21 -0700 (PDT) From: Boerge Struempfel X-Google-Original-From: Boerge Struempfel Cc: boerge.struempfel@gmail.com, bstruempfel@ultratronik.de, andy.shevchenko@gmail.com, Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 4/4] spi: spidev: add SPI_MOSI_IDLE_LOW mode bit Date: Fri, 12 May 2023 01:13:17 +0200 Message-Id: <20230511231317.158214-5-bstruempfel@ultratronik.de> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230511231317.158214-1-bstruempfel@ultratronik.de> References: <20230511135632.78344-1-bstruempfel@ultratronik.de> <20230511231317.158214-1-bstruempfel@ultratronik.de> MIME-Version: 1.0 To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org Allow userspace to set SPI_MOSI_IDLE_LOW mode bit using the SPI_IOC_WR_MODE32 ioctl. Signed-off-by: Boerge Struempfel --- drivers/spi/spidev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index 39d94c8508390..e50da54468ec6 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -64,7 +64,7 @@ static_assert(N_SPI_MINORS > 0 && N_SPI_MINORS <= 256); | SPI_NO_CS | SPI_READY | SPI_TX_DUAL \ | SPI_TX_QUAD | SPI_TX_OCTAL | SPI_RX_DUAL \ | SPI_RX_QUAD | SPI_RX_OCTAL \ - | SPI_RX_CPHA_FLIP) + | SPI_RX_CPHA_FLIP | SPI_MOSI_IDLE_LOW) struct spidev_data { dev_t devt;