From patchwork Sun Apr 14 11:42:54 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Pargmann X-Patchwork-Id: 2441841 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork1.kernel.org (Postfix) with ESMTP id DA7B13FCA5 for ; Sun, 14 Apr 2013 11:52:14 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1URLQg-0004eW-Mt; Sun, 14 Apr 2013 11:49:11 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1URLNU-0006BQ-Qq; Sun, 14 Apr 2013 11:45:48 +0000 Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1URLLf-00063c-HA for linux-arm-kernel@lists.infradead.org; Sun, 14 Apr 2013 11:44:01 +0000 Received: from dude.hi.pengutronix.de ([2001:6f8:1178:2:21e:67ff:fe11:9c5c]) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1URLLC-00059a-Qm; Sun, 14 Apr 2013 13:43:26 +0200 Received: from mpa by dude.hi.pengutronix.de with local (Exim 4.80) (envelope-from ) id 1URLKy-0005yE-HE; Sun, 14 Apr 2013 13:43:12 +0200 From: Markus Pargmann To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 10/15] ASoC: fsl-ssi: Use generic DMA bindings if possible Date: Sun, 14 Apr 2013 13:42:54 +0200 Message-Id: <1365939779-4507-11-git-send-email-mpa@pengutronix.de> X-Mailer: git-send-email 1.8.2.rc2 In-Reply-To: <1365939779-4507-1-git-send-email-mpa@pengutronix.de> References: <1365939779-4507-1-git-send-email-mpa@pengutronix.de> X-SA-Exim-Connect-IP: 2001:6f8:1178:2:21e:67ff:fe11:9c5c X-SA-Exim-Mail-From: mpa@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130414_074355_969713_68A6BE03 X-CRM114-Status: GOOD ( 18.11 ) X-Spam-Score: -2.6 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Fabio Estevam , alsa-devel@alsa-project.org, Lars-Peter Clausen , devicetree-discuss@lists.ozlabs.org, Mark Brown , Timur Tabi , Liam Girdwood , Grant Likely , Markus Pargmann , Sascha Hauer , Markus Pargmann , Shawn Guo X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Markus Pargmann There may be some platforms using fsl-ssi that do not have a DMA driver with generic DMA bindings. So this patch adds support for the generic DMA bindings, while still using the old "fsl,dma-events" property if "dmas" is not found. Signed-off-by: Markus Pargmann --- sound/soc/fsl/fsl_ssi.c | 26 ++++++++++++++++---------- 1 file changed, 16 insertions(+), 10 deletions(-) diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index 6a9be9c..1ab66f8 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -776,15 +776,19 @@ static int fsl_ssi_probe(struct platform_device *pdev) &ssi_private->filter_data_tx; ssi_private->dma_params_rx.filter_data = &ssi_private->filter_data_rx; - /* - * TODO: This is a temporary solution and should be changed - * to use generic DMA binding later when the helplers get in. - */ - ret = of_property_read_u32_array(pdev->dev.of_node, + if (!of_property_read_bool(pdev->dev.of_node, "dmas") && + ssi_private->use_dma) { + /* + * TODO: This is a temporary solution and should be + * changed to use generic DMA binding later when the + * helplers get in. + */ + ret = of_property_read_u32_array(pdev->dev.of_node, "fsl,ssi-dma-events", dma_events, 2); - if (ret && !ssi_private->use_dma) { - dev_err(&pdev->dev, "could not get dma events\n"); - goto error_clk; + if (ret && ssi_private->use_dma) { + dev_err(&pdev->dev, "could not get dma events but fsl-ssi is configured to use DMA\n"); + goto error_clk; + } } shared = of_device_is_compatible(of_get_parent(np), @@ -847,8 +851,10 @@ static int fsl_ssi_probe(struct platform_device *pdev) } } else { ssi_private->imx_pcm_pdev = - platform_device_register_simple("imx-pcm-audio", - -1, NULL, 0); + platform_device_register_data(&pdev->dev, + "imx-pcm-audio", -1, + pdev->dev.of_node, + sizeof(*pdev->dev.of_node)); if (IS_ERR(ssi_private->imx_pcm_pdev)) { ret = PTR_ERR(ssi_private->imx_pcm_pdev); goto error_dev;