sdhci-of: Add fsl,esdhc as a valid compatible to bind against

We plan to use fsl,esdhc going forward as the base compatible so update
the driver to bind against it.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Pierre Ossman <pierre@ossman.eu>
diff --git a/drivers/mmc/host/sdhci-of.c b/drivers/mmc/host/sdhci-of.c
index 3ff4ac3..09cc597 100644
--- a/drivers/mmc/host/sdhci-of.c
+++ b/drivers/mmc/host/sdhci-of.c
@@ -277,6 +277,7 @@
 static const struct of_device_id sdhci_of_match[] = {
 	{ .compatible = "fsl,mpc8379-esdhc", .data = &sdhci_esdhc, },
 	{ .compatible = "fsl,mpc8536-esdhc", .data = &sdhci_esdhc, },
+	{ .compatible = "fsl,esdhc", .data = &sdhci_esdhc, },
 	{ .compatible = "generic-sdhci", },
 	{},
 };