From patchwork Thu Feb 7 13:38:13 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andreas Larsson X-Patchwork-Id: 2110981 Return-Path: X-Original-To: patchwork-spi-devel-general@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from lists.sourceforge.net (lists.sourceforge.net [216.34.181.88]) by patchwork1.kernel.org (Postfix) with ESMTP id 130BC3FCD5 for ; Thu, 7 Feb 2013 13:39:27 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=sfs-ml-3.v29.ch3.sourceforge.com) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1U3RhG-0008WK-DG; Thu, 07 Feb 2013 13:39:26 +0000 Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1U3RhF-0008W7-A1 for spi-devel-general@lists.sourceforge.net; Thu, 07 Feb 2013 13:39:25 +0000 X-ACL-Warn: Received: from vsp-authed02.binero.net ([195.74.38.226] helo=vsp-authed-01-02.binero.net) by sog-mx-4.v43.ch3.sourceforge.com with smtp (Exim 4.76) id 1U3RhD-0007lr-KG for spi-devel-general@lists.sourceforge.net; Thu, 07 Feb 2013 13:39:24 +0000 Received: from smtp01.binero.se (unknown [195.74.38.28]) by vsp-authed-01-02.binero.net (Halon Mail Gateway) with ESMTP; Thu, 7 Feb 2013 14:38:16 +0100 (CET) Received: from localhost.localdomain (static-92-33-28-242.sme.bredbandsbolaget.se [92.33.28.242]) (Authenticated sender: andreas@gaisler.com) by smtp-03-01.atm.binero.net (Postfix) with ESMTPA id 458853A161; Thu, 7 Feb 2013 14:38:16 +0100 (CET) From: Andreas Larsson To: Grant Likely Subject: [PATCH v2 4/7 RESEND] spi: spi-fsl-spi: Introduce a type for the driver Date: Thu, 7 Feb 2013 14:38:13 +0100 Message-Id: <1360244293-14518-1-git-send-email-andreas@gaisler.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1360242731-13700-1-git-send-email-andreas@gaisler.com> References: <1360242731-13700-1-git-send-email-andreas@gaisler.com> X-Spam-Score: 0.0 (/) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [195.74.38.226 listed in list.dnswl.org] X-Headers-End: 1U3RhD-0007lr-KG Cc: Joakim Tjernlund , software@gaisler.com, Mark Brown , linux-kernel@vger.kernel.org, Anton Vorontsov , Peter Korsgaard , spi-devel-general@lists.sourceforge.net, Mingkai Hu 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 For being able to distinguishing between the regular type of cores and others with different entries in of_fsl_spi_match. Signed-off-by: Andreas Larsson --- [Resent, as the mail for patch 4 seems to have been lost somehow] drivers/spi/spi-fsl-lib.h | 2 ++ drivers/spi/spi-fsl-spi.c | 39 ++++++++++++++++++++++++++++++++------- 2 files changed, 34 insertions(+), 7 deletions(-) diff --git a/drivers/spi/spi-fsl-lib.h b/drivers/spi/spi-fsl-lib.h index eae54b6..5a9c36c 100644 --- a/drivers/spi/spi-fsl-lib.h +++ b/drivers/spi/spi-fsl-lib.h @@ -70,6 +70,8 @@ struct mpc8xxx_spi { unsigned int flags; #ifdef CONFIG_SPI_FSL_SPI + int type; + void (*set_shifts)(u32 *rx_shift, u32 *tx_shift, int bits_per_word, int msb_first); #endif diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index 128f7b3..c018e1c 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -39,6 +39,37 @@ #include "spi-fsl-cpm.h" #include "spi-fsl-spi.h" +#define TYPE_FSL 0 + +struct fsl_spi_match_data { + int type; +}; + +static struct fsl_spi_match_data of_fsl_spi_fsl_config = { + .type = TYPE_FSL, +}; + +static struct of_device_id of_fsl_spi_match[] = { + { + .compatible = "fsl,spi", + .data = &of_fsl_spi_fsl_config, + }, + {} +}; +MODULE_DEVICE_TABLE(of, of_fsl_spi_match); + +static int fsl_spi_get_type(struct device *dev) +{ + const struct of_device_id *match; + + if (dev->of_node) { + match = of_match_node(of_fsl_spi_match, dev->of_node); + if (match && match->data) + return ((struct fsl_spi_match_data *)match->data)->type; + } + return TYPE_FSL; +} + static void fsl_spi_change_mode(struct spi_device *spi) { struct mpc8xxx_spi *mspi = spi_master_get_devdata(spi->master); @@ -489,7 +520,7 @@ static struct spi_master * fsl_spi_probe(struct device *dev, mpc8xxx_spi = spi_master_get_devdata(master); mpc8xxx_spi->spi_do_one_msg = fsl_spi_do_one_msg; mpc8xxx_spi->spi_remove = fsl_spi_remove; - + mpc8xxx_spi->type = fsl_spi_get_type(dev); ret = fsl_spi_cpm_init(mpc8xxx_spi); if (ret) @@ -716,12 +747,6 @@ static int of_fsl_spi_remove(struct platform_device *ofdev) return 0; } -static const struct of_device_id of_fsl_spi_match[] = { - { .compatible = "fsl,spi" }, - {} -}; -MODULE_DEVICE_TABLE(of, of_fsl_spi_match); - static struct platform_driver of_fsl_spi_driver = { .driver = { .name = "fsl_spi",