From patchwork Mon May 10 10:17:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 434013 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT 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 45DE0C43470 for ; Mon, 10 May 2021 10:45:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1230F61928 for ; Mon, 10 May 2021 10:45:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230507AbhEJKqe (ORCPT ); Mon, 10 May 2021 06:46:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:59296 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232484AbhEJKoU (ORCPT ); Mon, 10 May 2021 06:44:20 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id DA73B6198B; Mon, 10 May 2021 10:33:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1620642790; bh=pgd1252rTW4FmboBZqeKmdDft2iOwqQhjAW9jP4Q6SE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jG6t39gGgfieIjtxEoVrOGUAj0a+PgSj65mI/stagVKJ1bpqA1QcUhEwNpXzeg9tp bEHKUhadpjcKPVHCTxtxUtXeuVtSeTrbkJmtEDFLXte0dxQAXNvrZ67y9pfafkdsEf nfk++AALhhoowQnhF8MXp6Q+oIj2xQZI0HVKLs2I= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, David Bauer , Mark Brown , Sasha Levin Subject: [PATCH 5.10 053/299] spi: ath79: always call chipselect function Date: Mon, 10 May 2021 12:17:30 +0200 Message-Id: <20210510102006.633898492@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210510102004.821838356@linuxfoundation.org> References: <20210510102004.821838356@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: David Bauer [ Upstream commit 19e2132174583beb90c1bd3e9c842bc6d5c944d1 ] spi-bitbang has to call the chipselect function on the ath79 SPI driver in order to communicate with the SPI slave device, as the ath79 SPI driver has three dedicated chipselect lines but can also be used with GPIOs for the CS lines. Fixes commit 4a07b8bcd503 ("spi: bitbang: Make chipselect callback optional") Signed-off-by: David Bauer Link: https://lore.kernel.org/r/20210303160837.165771-1-mail@david-bauer.net Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- drivers/spi/spi-ath79.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/spi/spi-ath79.c b/drivers/spi/spi-ath79.c index eb9a243e9526..436327fb58de 100644 --- a/drivers/spi/spi-ath79.c +++ b/drivers/spi/spi-ath79.c @@ -158,6 +158,7 @@ static int ath79_spi_probe(struct platform_device *pdev) master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 32); master->setup = spi_bitbang_setup; master->cleanup = spi_bitbang_cleanup; + master->flags = SPI_MASTER_GPIO_SS; if (pdata) { master->bus_num = pdata->bus_num; master->num_chipselect = pdata->num_chipselect;