diff options
author | Ryan QIAN <b32804@freescale.com> | 2012-02-13 13:41:29 +0800 |
---|---|---|
committer | Ryan QIAN <b32804@freescale.com> | 2012-02-13 13:50:59 +0800 |
commit | 391bd4aeaa43fc27aa6e3085ffc051353ab0558b (patch) | |
tree | e9444a8e40f7e000657f9183d1a93a3d210b2b07 /drivers | |
parent | 8eeae8d74532dc46873fbe38b7d8e40982852629 (diff) |
ENGR00174311: [MX6Q]USDHC: SD3.0 card failed to work
- add auto_tune back on pretuning to improve compatibility.
Signed-off-by: Ryan QIAN <b32804@freescale.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/mmc/host/sdhci-esdhc-imx.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index e47aae3b814f..fc9b25b5e48d 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -260,6 +260,7 @@ void esdhc_prepare_tuning(struct sdhci_host *host, u32 val) reg = readl(host->ioaddr + SDHCI_MIX_CTRL); reg |= SDHCI_MIX_CTRL_EXE_TUNE | \ SDHCI_MIX_CTRL_SMPCLK_SEL | \ + SDHCI_MIX_CTRL_AUTO_TUNE | \ SDHCI_MIX_CTRL_FBCLK_SEL; writel(reg, host->ioaddr + SDHCI_MIX_CTRL); writel((val << 8), host->ioaddr + SDHCI_TUNE_CTRL_STATUS); |