From patchwork Wed Jul 18 12:29:50 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 10532401 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id D86BA6053F for ; Wed, 18 Jul 2018 12:30:00 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CC21829108 for ; Wed, 18 Jul 2018 12:30:00 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C047229123; Wed, 18 Jul 2018 12:30:00 +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=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID 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 52DE429108 for ; Wed, 18 Jul 2018 12:30:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731505AbeGRNHl (ORCPT ); Wed, 18 Jul 2018 09:07:41 -0400 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:51026 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730451AbeGRNHl (ORCPT ); Wed, 18 Jul 2018 09:07:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=Date:Message-Id:In-Reply-To: Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:References: List-Id:List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner: List-Archive; bh=FhNAREeCufTZ/LBzl6UMhvrd56pQYUsgT/UoM8CAhlc=; b=I8NhfDcucfH9 VFsvtbh2iUJ6vhkrk3c1zwDfhg+NaGOi42urRrlKJxfhEUY1HBgiYeyApDPwEmJ48BirXASRfghIQ Qvi0hnxpJuNq09hvhrzYnp5ZsxDqFp0OlARpFRFe6inFPDsU4vzXnlXfjW5KcME1Y8gd5AUEZLxhx bds0k=; Received: from debutante.sirena.org.uk ([2001:470:1f1d:6b5::3] helo=debutante) by heliosphere.sirena.org.uk with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1fflaZ-0003Wr-Ab; Wed, 18 Jul 2018 12:29:51 +0000 Received: from broonie by debutante with local (Exim 4.91) (envelope-from ) id 1fflaY-0007Wj-SM; Wed, 18 Jul 2018 13:29:50 +0100 From: Mark Brown To: Alexandre Belloni Cc: Mark Brown , Mark Brown , James Hogan , Paul Burton , linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@linux-mips.org, Thomas Petazzoni , Allan Nielsen , linux-spi@vger.kernel.org Subject: Applied "spi: dw: allow providing own set_cs callback" to the spi tree In-Reply-To: <20180717142314.32337-3-alexandre.belloni@bootlin.com> Message-Id: Date: Wed, 18 Jul 2018 13:29:50 +0100 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 The patch spi: dw: allow providing own set_cs callback has been applied to the spi tree at https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted. You may get further e-mails resulting from automated or manual testing and review of the tree, please engage with people reporting problems and send followup patches addressing any issues that are reported if needed. If any updates are required or you are submitting further changes they should be sent as incremental updates against current git, existing patches will not be replaced. Please add any relevant lists and maintainers to the CCs when replying to this mail. Thanks, Mark From 62dbbae483b6452e688b8e26c4d024d484117697 Mon Sep 17 00:00:00 2001 From: Alexandre Belloni Date: Tue, 17 Jul 2018 16:23:11 +0200 Subject: [PATCH] spi: dw: allow providing own set_cs callback Allow platform specific drivers to provide their own set_cs callback when the IP integration requires it. Signed-off-by: Alexandre Belloni Signed-off-by: Mark Brown --- drivers/spi/spi-dw.c | 3 +++ drivers/spi/spi-dw.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index f693bfe95ab9..0d8ccb8be5ec 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -505,6 +505,9 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws) master->dev.of_node = dev->of_node; master->flags = SPI_MASTER_GPIO_SS; + if (dws->set_cs) + master->set_cs = dws->set_cs; + /* Basic HW init */ spi_hw_init(dev, dws); diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h index 2cde2473b3e9..446013022849 100644 --- a/drivers/spi/spi-dw.h +++ b/drivers/spi/spi-dw.h @@ -112,6 +112,7 @@ struct dw_spi { u32 reg_io_width; /* DR I/O width in bytes */ u16 bus_num; u16 num_cs; /* supported slave numbers */ + void (*set_cs)(struct spi_device *spi, bool enable); /* Current message transfer state info */ size_t len;