[PATCH 2/2] sdhci-esdhc-imx: enable QUIRK_NO_MULTIBLOCK only for i.MX25 and i.MX35
Eric Bénard
eric at eukrea.com
Fri Oct 22 19:57:22 EDT 2010
only these CPU's errata list this bug.
Signed-off-by: Eric Bénard <eric at eukrea.com>
Acked-by: Wolfram Sang <w.sang at pengutronix.de>
---
drivers/mmc/host/sdhci-esdhc-imx.c | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index 28e63ef..8308bcd 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -116,6 +116,10 @@ static int esdhc_pltfm_init(struct sdhci_host *host, struct sdhci_pltfm_data *pd
if (cpu_is_mx35() || cpu_is_mx51())
host->quirks |= SDHCI_QUIRK_BROKEN_TIMEOUT_VAL;
+ /* fix errata ENGcm07207 which is present on i.MX25 and i.MX35 */
+ if (cpu_is_mx25() || cpu_is_mx35())
+ host->quirks |= SDHCI_QUIRK_NO_MULTIBLOCK;
+
return 0;
}
@@ -137,10 +141,8 @@ static struct sdhci_ops sdhci_esdhc_ops = {
};
struct sdhci_pltfm_data sdhci_esdhc_imx_pdata = {
- .quirks = ESDHC_DEFAULT_QUIRKS | SDHCI_QUIRK_NO_MULTIBLOCK
- | SDHCI_QUIRK_BROKEN_ADMA,
+ .quirks = ESDHC_DEFAULT_QUIRKS | SDHCI_QUIRK_BROKEN_ADMA,
/* ADMA has issues. Might be fixable */
- /* NO_MULTIBLOCK might be MX35 only (Errata: ENGcm07207) */
.ops = &sdhci_esdhc_ops,
.init = esdhc_pltfm_init,
.exit = esdhc_pltfm_exit,
--
1.7.0.4
More information about the linux-arm-kernel
mailing list