From patchwork Wed Apr 25 12:09:37 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 134258 Delivered-To: patch@linaro.org Received: by 10.46.151.6 with SMTP id r6csp779745lji; Wed, 25 Apr 2018 05:10:58 -0700 (PDT) X-Google-Smtp-Source: AIpwx499IrWmsap0aT6HIxm/N7ADGxoCag5Txojoyd+crIorDO25yIoJpX5QQjgUZjQU+3dfIpro X-Received: by 10.99.117.26 with SMTP id q26mr23222802pgc.338.1524658258801; Wed, 25 Apr 2018 05:10:58 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1524658258; cv=none; d=google.com; s=arc-20160816; b=HYfXCkviTNd/iRC+V4CwYC5Wy2eZ6KkX5MDunx1qawENobQ7L6ujf/0y6rulkPoRmZ QUzglxIV9wZ/Xc55GliwsCWQ4GnNxdsu+MzSNV8MjwNBa2kb3Nr0UzZx5qwMUWQ8dqo9 L1nSVOORx+zjpQ+nxFjtFKNa/UScjsaJpCE7Uv0S4gfKDpzkrqZCtERUZGJ984TKNY9z WvvZTqdGojlyLbBhjam2ACZq/t/qcETjBZtgdnSUJPyAnYvZMPRIbcEDZgI+AQYTtZag 8/Wu7Qber27VB3FvXtMCnci89viNp85ST+nw6XceMdn3p2oqAc8SW4sAkHjre4Uy74tj AkqA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature :arc-authentication-results; bh=H2YpbJqzPvRgvlUEuTnfgwTWKs3YGRvFh1reL3g0aKk=; b=caX7LOU8bjAZQ8nHrpzpvRnWWFTi/8P6ywp+pgBVnEV3O67H2kiAAFwM7BbjXRlGDu GpfYclT/7jLo7nk1PDwIAEvRwQnw+tMxWzaYRuU+r+HXN3TRpKdeAwf6pTuAbtIeZISY C9L8znOEtz4TkpRGeTsBpDv9pFy8ZiqX6XW9XeD9lRvs83RrbQqZhV57MgTKLNSjmMW8 cI/dMhiQnhqfKA8EV9VaOy2HjkyUJKRnVdjhw850VD5DOuy9IkqXdakq79vwZG4+Kfrq 0LjF8vzFvY/62Vfe7zR7fsfA4zaoRCZDeQbuC1/5BocywPqnx7AT0xx4nWv0jGeYSIet 7EZQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=fJx9ONRv; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id q12si13640169pgc.614.2018.04.25.05.10.58; Wed, 25 Apr 2018 05:10:58 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=fJx9ONRv; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753524AbeDYMKz (ORCPT + 29 others); Wed, 25 Apr 2018 08:10:55 -0400 Received: from lelnx193.ext.ti.com ([198.47.27.77]:10515 "EHLO lelnx193.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753336AbeDYMKc (ORCPT ); Wed, 25 Apr 2018 08:10:32 -0400 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by lelnx193.ext.ti.com (8.15.1/8.15.1) with ESMTP id w3PCAQQr002129; Wed, 25 Apr 2018 07:10:26 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ti.com; s=ti-com-17Q1; t=1524658226; bh=xHTu1mZERdcadZmEJukMqVmytZnMg8EOmIBXRBRtXpo=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=fJx9ONRv7HVaIMcWX7VEJ9mlnSpmlYNI8+1BQzBtL3WzmoZNUscCqzKZ3U9WCxXgp 5CI5ZdegT8RGHb2TfnQv8o2fxJbNnX1pF7bigykaFbPy72slpdeYt5CsHQLDYjzpe/ zHKBDjCw4ztTGyeCu1s2nlIfm8o2aucFdWgWqeqc= Received: from DLEE106.ent.ti.com (dlee106.ent.ti.com [157.170.170.36]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id w3PCAQbZ017633; Wed, 25 Apr 2018 07:10:26 -0500 Received: from DLEE106.ent.ti.com (157.170.170.36) by DLEE106.ent.ti.com (157.170.170.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1466.3; Wed, 25 Apr 2018 07:10:26 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE106.ent.ti.com (157.170.170.36) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1466.3 via Frontend Transport; Wed, 25 Apr 2018 07:10:26 -0500 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id w3PC9hhZ009970; Wed, 25 Apr 2018 07:10:23 -0500 From: Kishon Vijay Abraham I To: Ulf Hansson , Adrian Hunter CC: , Rob Herring , Mark Rutland , , , , , Tony Lindgren Subject: [PATCH v4 12/12] mmc: sdhci-omap: Add sdhci_omap specific ops for enable_sdio_irq Date: Wed, 25 Apr 2018 17:39:37 +0530 Message-ID: <20180425120937.29867-13-kishon@ti.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180425120937.29867-1-kishon@ti.com> References: <20180425120937.29867-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add sdhci_omap_enable_sdio_irq to set CTPL and CLKEXTFREE bits in MMCHS_CON register required to detect asynchronous card interrupt on DAT[1]. Signed-off-by: Kishon Vijay Abraham I Acked-by: Adrian Hunter Acked-by: Tony Lindgren --- drivers/mmc/host/sdhci-omap.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) -- 2.17.0 diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c index c1a19e8d0a08..912b48df9dd1 100644 --- a/drivers/mmc/host/sdhci-omap.c +++ b/drivers/mmc/host/sdhci-omap.c @@ -36,6 +36,7 @@ #define CON_DDR BIT(19) #define CON_CLKEXTFREE BIT(16) #define CON_PADEN BIT(15) +#define CON_CTPL BIT(11) #define CON_INIT BIT(1) #define CON_OD BIT(0) @@ -226,6 +227,23 @@ static void sdhci_omap_conf_bus_power(struct sdhci_omap_host *omap_host, } } +static void sdhci_omap_enable_sdio_irq(struct mmc_host *mmc, int enable) +{ + struct sdhci_host *host = mmc_priv(mmc); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_omap_host *omap_host = sdhci_pltfm_priv(pltfm_host); + u32 reg; + + reg = sdhci_omap_readl(omap_host, SDHCI_OMAP_CON); + if (enable) + reg |= (CON_CTPL | CON_CLKEXTFREE); + else + reg &= ~(CON_CTPL | CON_CLKEXTFREE); + sdhci_omap_writel(omap_host, SDHCI_OMAP_CON, reg); + + sdhci_enable_sdio_irq(mmc, enable); +} + static inline void sdhci_omap_set_dll(struct sdhci_omap_host *omap_host, int count) { @@ -962,6 +980,7 @@ static int sdhci_omap_probe(struct platform_device *pdev) host->mmc_host_ops.set_ios = sdhci_omap_set_ios; host->mmc_host_ops.card_busy = sdhci_omap_card_busy; host->mmc_host_ops.execute_tuning = sdhci_omap_execute_tuning; + host->mmc_host_ops.enable_sdio_irq = sdhci_omap_enable_sdio_irq; ret = sdhci_setup_host(host); if (ret)