Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757146AbbBQL4X (ORCPT ); Tue, 17 Feb 2015 06:56:23 -0500 Received: from ip4-83-240-67-251.cust.nbox.cz ([83.240.67.251]:39837 "EHLO ip4-83-240-18-248.cust.nbox.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756927AbbBQLfN (ORCPT ); Tue, 17 Feb 2015 06:35:13 -0500 From: Jiri Slaby To: stable@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Adrian Hunter , Ulf Hansson , Jiri Slaby Subject: [PATCH 3.12 026/122] mmc: sdhci-pci: Fix Braswell eMMC timeout clock frequency Date: Tue, 17 Feb 2015 12:33:33 +0100 Message-Id: X-Mailer: git-send-email 2.2.2 In-Reply-To: <09e6fe32192a77f6e2e60cc0f4103e630c7ecf20.1424099973.git.jslaby@suse.cz> References: <09e6fe32192a77f6e2e60cc0f4103e630c7ecf20.1424099973.git.jslaby@suse.cz> In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1340 Lines: 40 From: Adrian Hunter 3.12-stable review patch. If anyone has any objections, please let me know. =============== commit a06586b62db5c63752e2e68daffec4baa275d594 upstream. Braswell eMMC host controller specifies an incorrect timeout clock frequncy in the capabilities registers. The correct value is 1 MHz. Signed-off-by: Adrian Hunter Signed-off-by: Ulf Hansson Signed-off-by: Jiri Slaby --- drivers/mmc/host/sdhci-pci.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c index a130a11d89de..730527af71d7 100644 --- a/drivers/mmc/host/sdhci-pci.c +++ b/drivers/mmc/host/sdhci-pci.c @@ -270,6 +270,8 @@ static int byt_emmc_probe_slot(struct sdhci_pci_slot *slot) MMC_CAP_HW_RESET; slot->host->mmc->caps2 |= MMC_CAP2_HC_ERASE_SZ; slot->hw_reset = sdhci_pci_int_hw_reset; + if (slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_BSW_EMMC) + slot->host->timeout_clk = 1000; /* 1000 kHz i.e. 1 MHz */ return 0; } -- 2.2.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/