Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756122Ab2KHPJU (ORCPT ); Thu, 8 Nov 2012 10:09:20 -0500 Received: from mail-pa0-f46.google.com ([209.85.220.46]:46468 "EHLO mail-pa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755942Ab2KHPJS (ORCPT ); Thu, 8 Nov 2012 10:09:18 -0500 From: Viresh Kumar To: cjb@laptop.org Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, spear-devel@list.st.com, Vipul Kumar Samar , Viresh Kumar Subject: [PATCH 1/2] mmc: sdhci-spear: Initialize sdhci clk to 50 MHz Date: Thu, 8 Nov 2012 20:39:09 +0530 Message-Id: X-Mailer: git-send-email 1.7.12.rc2.18.g61b472e Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1167 Lines: 35 From: Vipul Kumar Samar SPEAr sdhci driver expects the clock to be set to 50 MHz for proper functioning. This patch sets clk to 50 MHz in probe. Signed-off-by: Vipul Kumar Samar Signed-off-by: Viresh Kumar --- drivers/mmc/host/sdhci-spear.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/mmc/host/sdhci-spear.c b/drivers/mmc/host/sdhci-spear.c index 6be89c0..fea8bf9 100644 --- a/drivers/mmc/host/sdhci-spear.c +++ b/drivers/mmc/host/sdhci-spear.c @@ -146,6 +146,11 @@ static int __devinit sdhci_probe(struct platform_device *pdev) goto put_clk; } + ret = clk_set_rate(sdhci->clk, 50000000); + if (ret) + dev_dbg(&pdev->dev, "Error setting desired clk, clk=%lu\n", + clk_get_rate(sdhci->clk)); + if (np) { sdhci->data = sdhci_probe_config_dt(pdev); if (IS_ERR(sdhci->data)) { -- 1.7.12.rc2.18.g61b472e -- 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/