| Message ID | 1491887431-31894-6-git-send-email-yangbo.lu@nxp.com (mailing list archive) |
|---|---|
| State | Superseded, archived |
| Headers | show |
On 11/04/17 08:10, Yangbo Lu wrote: > It's observed that eSDHC needed delay between tuning cycles for > HS200 successful tuning. This patch is to set 1ms delay for that. > > Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com> Acked-by: Adrian Hunter <adrian.hunter@intel.com> > --- > Changes for v2: > - None > Changes for v3: > - Used a host member for tuning delay instead of a quirk. > Changes for v4: > - None > --- > drivers/mmc/host/sdhci-of-esdhc.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c > index 80dc802..49ac197 100644 > --- a/drivers/mmc/host/sdhci-of-esdhc.c > +++ b/drivers/mmc/host/sdhci-of-esdhc.c > @@ -809,6 +809,7 @@ static int sdhci_esdhc_probe(struct platform_device *pdev) > host->mmc_host_ops.start_signal_voltage_switch = > esdhc_signal_voltage_switch; > host->mmc_host_ops.execute_tuning = esdhc_execute_tuning; > + host->tuning_delay = 1; > > esdhc_init(pdev, host); > > -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c index 80dc802..49ac197 100644 --- a/drivers/mmc/host/sdhci-of-esdhc.c +++ b/drivers/mmc/host/sdhci-of-esdhc.c @@ -809,6 +809,7 @@ static int sdhci_esdhc_probe(struct platform_device *pdev) host->mmc_host_ops.start_signal_voltage_switch = esdhc_signal_voltage_switch; host->mmc_host_ops.execute_tuning = esdhc_execute_tuning; + host->tuning_delay = 1; esdhc_init(pdev, host);
It's observed that eSDHC needed delay between tuning cycles for HS200 successful tuning. This patch is to set 1ms delay for that. Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com> --- Changes for v2: - None Changes for v3: - Used a host member for tuning delay instead of a quirk. Changes for v4: - None --- drivers/mmc/host/sdhci-of-esdhc.c | 1 + 1 file changed, 1 insertion(+)