diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 2ba9c4b8508db11b22a6796d6374ec2204ff51ff..ff0e1c55d95836b3706b8f17007d19dd62430e8b 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -707,19 +707,28 @@ static void sdhci_set_transfer_irqs(struct sdhci_host *host)
 	sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE);
 }
 
-static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_command *cmd)
+static void sdhci_set_timeout(struct sdhci_host *host, struct mmc_command *cmd)
 {
 	u8 count;
+
+	if (host->ops->set_timeout) {
+		host->ops->set_timeout(host, cmd);
+	} else {
+		count = sdhci_calc_timeout(host, cmd);
+		sdhci_writeb(host, count, SDHCI_TIMEOUT_CONTROL);
+	}
+}
+
+static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_command *cmd)
+{
 	u8 ctrl;
 	struct mmc_data *data = cmd->data;
 	int ret;
 
 	WARN_ON(host->data);
 
-	if (data || (cmd->flags & MMC_RSP_BUSY)) {
-		count = sdhci_calc_timeout(host, cmd);
-		sdhci_writeb(host, count, SDHCI_TIMEOUT_CONTROL);
-	}
+	if (data || (cmd->flags & MMC_RSP_BUSY))
+		sdhci_set_timeout(host, cmd);
 
 	if (!data)
 		return;
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index b1305096894622be97eba8de5ebed37b86c1e69d..9828ff83d84c028602d24f72d5b20d0413f959a9 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -282,6 +282,8 @@ struct sdhci_ops {
 	unsigned int	(*get_min_clock)(struct sdhci_host *host);
 	unsigned int	(*get_timeout_clock)(struct sdhci_host *host);
 	unsigned int	(*get_max_timeout_count)(struct sdhci_host *host);
+	void		(*set_timeout)(struct sdhci_host *host,
+				       struct mmc_command *cmd);
 	void		(*set_bus_width)(struct sdhci_host *host, int width);
 	void (*platform_send_init_74_clocks)(struct sdhci_host *host,
 					     u8 power_mode);