[PATCH v8 2/2] mmc: host: sdhci: Disable 1.8V signaling for arasan 4.9a version of SDHCI controller.

[Suman Tripathi]

This patch disables the 1.8V signaling for arasan 4.9a version
of SDHCI controller with the help SDHCI_QUIRK2_NO_1_8_V quirk.

Signed-off-by: Suman Tripathi <stripa...@apm.com>
---
---
 drivers/mmc/host/sdhci-of-arasan.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sdhci-of-arasan.c 
b/drivers/mmc/host/sdhci-of-arasan.c
index 21c0c08..4c99ea4 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -171,7 +171,8 @@ static int sdhci_arasan_probe(struct platform_device *pdev)

        if (of_device_is_compatible(pdev->dev.of_node, "arasan,sdhci-4.9a")) {
                host->quirks |= SDHCI_QUIRK_NO_HISPD_BIT;
-               host->quirks2 |= SDHCI_QUIRK2_HOST_NO_CMD23;
+               host->quirks2 |= SDHCI_QUIRK2_HOST_NO_CMD23 |
+                                SDHCI_QUIRK2_NO_1_8_V;
        }

        sdhci_get_of_property(pdev);
--
1.8.2.1

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