From patchwork Mon Apr 15 08:40:30 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: girishks2000@gmail.com X-Patchwork-Id: 2444311 Return-Path: X-Original-To: patchwork-spi-devel-general@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from lists.sourceforge.net (lists.sourceforge.net [216.34.181.88]) by patchwork2.kernel.org (Postfix) with ESMTP id E0DFFDF2E5 for ; Mon, 15 Apr 2013 08:41:13 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=sfs-ml-1.v29.ch3.sourceforge.com) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1UReyP-0008TS-G4; Mon, 15 Apr 2013 08:41:13 +0000 Received: from sog-mx-2.v43.ch3.sourceforge.com ([172.29.43.192] helo=mx.sourceforge.net) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1UReyN-0008So-J7 for spi-devel-general@lists.sourceforge.net; Mon, 15 Apr 2013 08:41:11 +0000 Received-SPF: pass (sog-mx-2.v43.ch3.sourceforge.com: domain of gmail.com designates 209.85.192.169 as permitted sender) client-ip=209.85.192.169; envelope-from=girishks2000@gmail.com; helo=mail-pd0-f169.google.com; Received: from mail-pd0-f169.google.com ([209.85.192.169]) by sog-mx-2.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1UReyJ-0003Qq-JU for spi-devel-general@lists.sourceforge.net; Mon, 15 Apr 2013 08:41:11 +0000 Received: by mail-pd0-f169.google.com with SMTP id 10so2399995pdc.14 for ; Mon, 15 Apr 2013 01:41:01 -0700 (PDT) X-Received: by 10.66.119.34 with SMTP id kr2mr28406377pab.149.1366015261748; Mon, 15 Apr 2013 01:41:01 -0700 (PDT) Received: from localhost.localdomain ([115.113.119.130]) by mx.google.com with ESMTPS id fa5sm19493310pbb.35.2013.04.15.01.40.58 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 15 Apr 2013 01:41:01 -0700 (PDT) From: Girish K S To: spi-devel-general@lists.sourceforge.net, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH RESEND V3 5/5] spi: s3c64xx: Added support for exynos5440 spi Date: Mon, 15 Apr 2013 14:10:30 +0530 Message-Id: <1366015230-18243-4-git-send-email-ks.giri@samsung.com> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1366015230-18243-1-git-send-email-ks.giri@samsung.com> References: <1366015230-18243-1-git-send-email-ks.giri@samsung.com> X-Spam-Score: -1.4 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (girishks2000[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record 0.2 FREEMAIL_ENVFROM_END_DIGIT Envelope-from freemail username ends in digit (girishks2000[at]gmail.com) -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [209.85.192.169 listed in list.dnswl.org] X-Headers-End: 1UReyJ-0003Qq-JU Cc: t.figa@samsung.com, broonie@opensource.wolfsonmicro.com, Girish K S X-BeenThere: spi-devel-general@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: Linux SPI core/device drivers discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: spi-devel-general-bounces@lists.sourceforge.net From: Girish K S This patch adds support for the exynos5440 spi controller. The integration of the spi IP in exynos5440 is different from other SoC's. The I/O pins are no more configured via gpio, they have dedicated pins. Signed-off-by: Girish K S --- drivers/spi/spi-s3c64xx.c | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 7fdc940..01db8f7 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -1550,6 +1550,15 @@ static struct s3c64xx_spi_port_config exynos4_spi_port_config = { .clk_from_cmu = true, }; +static struct s3c64xx_spi_port_config exynos5440_spi_port_config = { + .fifo_lvl_mask = { 0x1ff }, + .rx_lvl_offset = 15, + .tx_st_done = 25, + .high_speed = true, + .clk_from_cmu = true, + .quirks = S3C64XX_SPI_QUIRK_POLL, +}; + static struct platform_device_id s3c64xx_spi_driver_ids[] = { { .name = "s3c2443-spi", @@ -1578,6 +1587,9 @@ static const struct of_device_id s3c64xx_spi_dt_match[] = { { .compatible = "samsung,exynos4210-spi", .data = (void *)&exynos4_spi_port_config, }, + { .compatible = "samsung,exynos5440-spi", + .data = (void *)&exynos5440_spi_port_config, + }, { }, }; MODULE_DEVICE_TABLE(of, s3c64xx_spi_dt_match);