mmc: sdhci-esdhc-imx: enable QUIRK_NO_MULTIBLOCK only for i.MX25 and i.MX35
authorEric Bénard <eric@eukrea.com>
Fri, 22 Oct 2010 23:57:22 +0000 (01:57 +0200)
committerChris Ball <cjb@laptop.org>
Sun, 7 Nov 2010 22:52:27 +0000 (17:52 -0500)
Only these CPUs list the bug in their errata.

Signed-off-by: Eric Bénard <eric@eukrea.com>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/host/sdhci-esdhc-imx.c

index 28e63ef58d0f30112c306fc81fae48344a402b37..9b82910b9dbb3ec01ab07a0ff2f19f6ec59a9ed7 100644 (file)
@@ -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,