From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758031AbeD0Lrm (ORCPT ); Fri, 27 Apr 2018 07:47:42 -0400 Received: from lelnx193.ext.ti.com ([198.47.27.77]:48799 "EHLO lelnx193.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758002AbeD0Lrk (ORCPT ); Fri, 27 Apr 2018 07:47:40 -0400 From: Kishon Vijay Abraham I To: Ulf Hansson , Adrian Hunter CC: Rob Herring , Mark Rutland , , , , , Subject: [PATCH v5 01/14] mmc: sdhci-omap: Fix when capabilities are obtained from SDHCI_CAPABILITIES reg Date: Fri, 27 Apr 2018 17:17:10 +0530 Message-ID: <20180427114723.2687-2-kishon@ti.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180427114723.2687-1-kishon@ti.com> References: <20180427114723.2687-1-kishon@ti.com> MIME-Version: 1.0 Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org sdhci_omap_config_iodelay_pinctrl_state() requires caps and caps2 to be initialized (speed mode capabilities like UHS/HS200) before it is invoked. While mmc_of_parse() initializes caps/caps2 if capabilities is populated in device tree, it will remain uninitialized for capabilities obtained from SDHCI_CAPABILITIES register. Fix sdhci_omap_config_iodelay_pinctrl_state() to be used even while getting the capabilities from SDHCI_CAPABILITIES register by invoking sdhci_setup_host() before sdhci_omap_config_iodelay_pinctrl_state(). Signed-off-by: Kishon Vijay Abraham I Acked-by: Tony Lindgren Acked-by: Adrian Hunter --- drivers/mmc/host/sdhci-omap.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c index 1456abd5eeb9..e7e43f2ae224 100644 --- a/drivers/mmc/host/sdhci-omap.c +++ b/drivers/mmc/host/sdhci-omap.c @@ -916,10 +916,6 @@ static int sdhci_omap_probe(struct platform_device *pdev) goto err_put_sync; } - ret = sdhci_omap_config_iodelay_pinctrl_state(omap_host); - if (ret) - goto err_put_sync; - host->mmc_host_ops.get_ro = mmc_gpio_get_ro; host->mmc_host_ops.start_signal_voltage_switch = sdhci_omap_start_signal_voltage_switch; @@ -930,12 +926,23 @@ static int sdhci_omap_probe(struct platform_device *pdev) sdhci_read_caps(host); host->caps |= SDHCI_CAN_DO_ADMA2; - ret = sdhci_add_host(host); + ret = sdhci_setup_host(host); if (ret) goto err_put_sync; + ret = sdhci_omap_config_iodelay_pinctrl_state(omap_host); + if (ret) + goto err_cleanup_host; + + ret = __sdhci_add_host(host); + if (ret) + goto err_cleanup_host; + return 0; +err_cleanup_host: + sdhci_cleanup_host(host); + err_put_sync: pm_runtime_put_sync(dev); -- 2.17.0