diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index d948426..dff9ff4 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -20,6 +20,8 @@
 #include <linux/rtc.h>
 #include <linux/bcd.h>
 #include <linux/platform_device.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
 
 #include <asm/io.h>
 
@@ -298,6 +300,8 @@
 static int omap_rtc_alarm;
 static int omap_rtc_timer;
 
+#define	OMAP_RTC_DATA_DA830_IDX	1
+
 static struct platform_device_id omap_rtc_devtype[] = {
 	{
 		.name	= DRIVER_NAME,
@@ -309,12 +313,25 @@
 };
 MODULE_DEVICE_TABLE(platform, omap_rtc_devtype);
 
+static const struct of_device_id omap_rtc_of_match[] = {
+	{	.compatible	= "ti,da830-rtc",
+		.data		= &omap_rtc_devtype[OMAP_RTC_DATA_DA830_IDX],
+	},
+	{},
+};
+MODULE_DEVICE_TABLE(of, omap_rtc_of_match);
+
 static int __init omap_rtc_probe(struct platform_device *pdev)
 {
 	struct resource		*res, *mem;
 	struct rtc_device	*rtc;
 	u8			reg, new_ctrl;
 	const struct platform_device_id *id_entry;
+	const struct of_device_id *of_id;
+
+	of_id = of_match_device(omap_rtc_of_match, &pdev->dev);
+	if (of_id)
+		pdev->id_entry = of_id->data;
 
 	omap_rtc_timer = platform_get_irq(pdev, 0);
 	if (omap_rtc_timer <= 0) {
@@ -510,6 +527,7 @@
 	.driver		= {
 		.name	= DRIVER_NAME,
 		.owner	= THIS_MODULE,
+		.of_match_table = of_match_ptr(omap_rtc_of_match),
 	},
 	.id_table	= omap_rtc_devtype,
 };