From patchwork Wed Jul 6 16:47:49 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Guo X-Patchwork-Id: 950112 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.4) with ESMTP id p66GfeNu027667 for ; Wed, 6 Jul 2011 16:41:41 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754713Ab1GFQlk (ORCPT ); Wed, 6 Jul 2011 12:41:40 -0400 Received: from db3ehsobe002.messaging.microsoft.com ([213.199.154.140]:5479 "EHLO DB3EHSOBE002.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754670Ab1GFQlk (ORCPT ); Wed, 6 Jul 2011 12:41:40 -0400 Received: from mail110-db3-R.bigfish.com (10.3.81.250) by DB3EHSOBE002.bigfish.com (10.3.84.22) with Microsoft SMTP Server id 14.1.225.22; Wed, 6 Jul 2011 16:41:39 +0000 Received: from mail110-db3 (localhost.localdomain [127.0.0.1]) by mail110-db3-R.bigfish.com (Postfix) with ESMTP id DFDE81AB8287; Wed, 6 Jul 2011 16:41:38 +0000 (UTC) X-SpamScore: 0 X-BigFish: VS0(zzzz1202hzz8275dhz2dh87h2a8h668h839h) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPVD:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-FB-DOMAIN-IP-MATCH: fail Received: from mail110-db3 (localhost.localdomain [127.0.0.1]) by mail110-db3 (MessageSwitch) id 1309970498761036_5371; Wed, 6 Jul 2011 16:41:38 +0000 (UTC) Received: from DB3EHSMHS008.bigfish.com (unknown [10.3.81.245]) by mail110-db3.bigfish.com (Postfix) with ESMTP id B149F12804B; Wed, 6 Jul 2011 16:41:38 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by DB3EHSMHS008.bigfish.com (10.3.87.108) with Microsoft SMTP Server (TLS) id 14.1.225.22; Wed, 6 Jul 2011 16:41:34 +0000 Received: from az33smr02.freescale.net (10.64.34.200) by 039-SN1MMR1-002.039d.mgd.msft.net (10.84.1.15) with Microsoft SMTP Server id 14.1.289.8; Wed, 6 Jul 2011 11:41:32 -0500 Received: from S2100-06.ap.freescale.net (S2100-06.ap.freescale.net [10.192.242.125]) by az33smr02.freescale.net (8.13.1/8.13.0) with ESMTP id p66GfLGw027675; Wed, 6 Jul 2011 11:41:30 -0500 (CDT) From: Shawn Guo To: CC: , , , Shawn Guo , Chris Ball Subject: [PATCH v3 3/4] mmc: sdhci-pltfm: dt device does not pass parent to sdhci_alloc_host Date: Thu, 7 Jul 2011 00:47:49 +0800 Message-ID: <1309970870-13336-4-git-send-email-shawn.guo@linaro.org> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1309970870-13336-1-git-send-email-shawn.guo@linaro.org> References: <1309970870-13336-1-git-send-email-shawn.guo@linaro.org> MIME-Version: 1.0 X-OriginatorOrg: sigmatel.com Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Wed, 06 Jul 2011 16:41:41 +0000 (UTC) Neither platform based nor dt based device needs to pass the parent to sdhci_alloc_host. There is no difference between platform and dt on this point. The patch makes the change to pass device itself than its parent to sdhci_alloc_host for dt case too. Otherwise the probe function of sdhci based drivers which is shared between platform and dt will fail on dt case. Signed-off-by: Shawn Guo Acked-by: Grant Likely Cc: Chris Ball --- drivers/mmc/host/sdhci-pltfm.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c index 71c0ce1..6414efe 100644 --- a/drivers/mmc/host/sdhci-pltfm.c +++ b/drivers/mmc/host/sdhci-pltfm.c @@ -85,6 +85,7 @@ struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev, { struct sdhci_host *host; struct sdhci_pltfm_host *pltfm_host; + struct device_node *np = pdev->dev.of_node; struct resource *iomem; int ret; @@ -98,7 +99,7 @@ struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev, dev_err(&pdev->dev, "Invalid iomem size!\n"); /* Some PCI-based MFD need the parent here */ - if (pdev->dev.parent != &platform_bus) + if (pdev->dev.parent != &platform_bus && !np) host = sdhci_alloc_host(pdev->dev.parent, sizeof(*pltfm_host)); else host = sdhci_alloc_host(&pdev->dev, sizeof(*pltfm_host));