diff options
| -rw-r--r-- | drivers/mmc/host/cqhci.h | 1 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci-of-dwcmshc.c | 5 |
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/host/cqhci.h b/drivers/mmc/host/cqhci.h index ce189a1866b9..3668856531c1 100644 --- a/drivers/mmc/host/cqhci.h +++ b/drivers/mmc/host/cqhci.h @@ -93,6 +93,7 @@ /* send status config 1 */ #define CQHCI_SSC1 0x40 #define CQHCI_SSC1_CBC_MASK GENMASK(19, 16) +#define CQHCI_SSC1_CIT_MASK GENMASK(15, 0) /* send status config 2 */ #define CQHCI_SSC2 0x44 diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c index 36e7c0bec431..51949cde0958 100644 --- a/drivers/mmc/host/sdhci-of-dwcmshc.c +++ b/drivers/mmc/host/sdhci-of-dwcmshc.c @@ -644,6 +644,11 @@ static void rk35xx_sdhci_cqe_pre_enable(struct mmc_host *mmc) struct dwcmshc_priv *dwc_priv = sdhci_pltfm_priv(pltfm_host); u32 reg; + /* Set Send Status Command Idle Timer to 10.66us (256 * 1 / 24) */ + reg = sdhci_readl(host, dwc_priv->vendor_specific_area2 + CQHCI_SSC1); + reg = (reg & ~CQHCI_SSC1_CIT_MASK) | 0x0100; + sdhci_writel(host, reg, dwc_priv->vendor_specific_area2 + CQHCI_SSC1); + reg = sdhci_readl(host, dwc_priv->vendor_specific_area2 + CQHCI_CFG); reg |= CQHCI_ENABLE; sdhci_writel(host, reg, dwc_priv->vendor_specific_area2 + CQHCI_CFG); |