mx25: add support for the DryIce rtc

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c
index dd40697..b0b75fc 100644
--- a/arch/arm/mach-mx25/devices.c
+++ b/arch/arm/mach-mx25/devices.c
@@ -458,3 +458,22 @@
 	.num_resources	= ARRAY_SIZE(mxc_nand_resources),
 	.resource	= mxc_nand_resources,
 };
+
+static struct resource mx25_rtc_resources[] = {
+	{
+		.start	= MX25_DRYICE_BASE_ADDR,
+		.end	= MX25_DRYICE_BASE_ADDR + 0x40,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start	= MX25_INT_DRYICE,
+		.flags	= IORESOURCE_IRQ
+	},
+};
+
+struct platform_device mx25_rtc_device = {
+	.name	= "imxdi_rtc",
+	.id	= 0,
+	.num_resources	= ARRAY_SIZE(mx25_rtc_resources),
+	.resource	= mx25_rtc_resources,
+};