From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gabor Juhos Subject: [PATCH 3/6] spi/ath79: remove superfluous chip select code Date: Thu, 27 Dec 2012 10:42:26 +0100 Message-ID: <1356601349-23617-4-git-send-email-juhosg@openwrt.org> References: <1356601349-23617-1-git-send-email-juhosg@openwrt.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Gabor Juhos To: Grant Likely Return-path: In-Reply-To: <1356601349-23617-1-git-send-email-juhosg-p3rKhJxN3npAfugRpC6u6w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-spi.vger.kernel.org The spi_bitbang driver calls the chipselect function of the driver from spi_bitbang_setup in order to deselect the given SPI chip, so we don't have to initialize the CS line here. Signed-off-by: Gabor Juhos --- drivers/spi/spi-ath79.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/spi/spi-ath79.c b/drivers/spi/spi-ath79.c index d4b8e12..a725e62 100644 --- a/drivers/spi/spi-ath79.c +++ b/drivers/spi/spi-ath79.c @@ -128,12 +128,6 @@ static int ath79_spi_setup_cs(struct spi_device *spi) gpio_free(cdata->gpio); return status; } - } else { - if (spi->mode & SPI_CS_HIGH) - sp->ioc_base |= AR71XX_SPI_IOC_CS0; - else - sp->ioc_base &= ~AR71XX_SPI_IOC_CS0; - ath79_spi_wr(sp, AR71XX_SPI_REG_IOC, sp->ioc_base); } return 0; -- 1.7.10 ------------------------------------------------------------------------------ Master Visual Studio, SharePoint, SQL, ASP.NET, C# 2012, HTML5, CSS, MVC, Windows 8 Apps, JavaScript and much more. Keep your skills current with LearnDevNow - 3,200 step-by-step video tutorials by Microsoft MVPs and experts. ON SALE this month only -- learn more at: http://p.sf.net/sfu/learnmore_122712