diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c
index 609ba5b6dd4e911644f88f103756b2e7c42f1587..159f6f64c68e78fb11cd86c9472df97aae9e6ad8 100644
--- a/drivers/mmc/host/sdhci-brcmstb.c
+++ b/drivers/mmc/host/sdhci-brcmstb.c
@@ -98,6 +98,8 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev)
 	 * properties through mmc_of_parse().
 	 */
 	host->caps = sdhci_readl(host, SDHCI_CAPABILITIES);
+	if (of_device_is_compatible(pdev->dev.of_node, "brcm,bcm7425-sdhci"))
+		host->caps &= ~SDHCI_CAN_64BIT;
 	host->caps1 = sdhci_readl(host, SDHCI_CAPABILITIES_1);
 	host->caps1 &= ~(SDHCI_SUPPORT_SDR50 | SDHCI_SUPPORT_SDR104 |
 			SDHCI_SUPPORT_DDR50);
@@ -121,6 +123,7 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev)
 
 static const struct of_device_id sdhci_brcm_of_match[] = {
 	{ .compatible = "brcm,bcm7425-sdhci" },
+	{ .compatible = "brcm,bcm7445-sdhci" },
 	{},
 };
 MODULE_DEVICE_TABLE(of, sdhci_brcm_of_match);