This patch adds the quirks and compatible string in sdhci-of-arasan.c
to support sdhci-arasan4.9a version of controller.
Signed-off-by: Suman Tripathi <stripathi@xxxxxxx>
---
drivers/mmc/host/sdhci-of-arasan.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index 981d66e..92a4222 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -20,6 +20,7 @@
*/
#include <linux/module.h>
+#include <linux/of_device.h>
#include "sdhci-pltfm.h"
#define SDHCI_ARASAN_CLK_CTRL_OFFSET 0x2c
@@ -169,6 +170,11 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
goto clk_disable_all;
}
+ 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;
+ }
+
sdhci_get_of_property(pdev);
pltfm_host = sdhci_priv(host);
pltfm_host->priv = sdhci_arasan;
@@ -206,6 +212,7 @@ static int sdhci_arasan_remove(struct platform_device *pdev)
static const struct of_device_id sdhci_arasan_of_match[] = {
{ .compatible = "arasan,sdhci-8.9a" },
+ { .compatible = "arasan,sdhci-4.9a" },
{ }
};
MODULE_DEVICE_TABLE(of, sdhci_arasan_of_match);
--
1.8.2.1
--
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