From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dong Aisheng Subject: [PATCH v3 6/8] mmc: sdhci-esdhc-imx: enable SDR50 tuning for imx6q/dl Date: Fri, 18 Oct 2013 19:48:48 +0800 Message-ID: <1382096930-7964-7-git-send-email-b29396@freescale.com> References: <1382096930-7964-1-git-send-email-b29396@freescale.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from co9ehsobe005.messaging.microsoft.com ([207.46.163.28]:24288 "EHLO co9outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753018Ab3JRMFf (ORCPT ); Fri, 18 Oct 2013 08:05:35 -0400 In-Reply-To: <1382096930-7964-1-git-send-email-b29396@freescale.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: linux-mmc@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, cjb@laptop.org, shawn.guo@linaro.org, s.hauer@pengutronix.de, b29396@freescale.com, wsa@the-dreams.de The imx6q/dl supports SDR50 tunning, enable it for a better timing on SDR50 mode. Signed-off-by: Dong Aisheng Acked-by: Shawn Guo --- drivers/mmc/host/sdhci-esdhc-imx.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index 260a81f..1d1fcb2 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -257,7 +257,8 @@ static u32 esdhc_readl_le(struct sdhci_host *host, int reg) else /* imx6q/dl does not have cap_1 register, fake one */ val = SDHCI_SUPPORT_DDR50 | SDHCI_SUPPORT_SDR104 - | SDHCI_SUPPORT_SDR50; + | SDHCI_SUPPORT_SDR50 + | SDHCI_USE_SDR50_TUNING; } } -- 1.7.2.rc3