ARM: imx: dynamically allocate imx-keypad devices

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h
index f01fd28..1a67299 100644
--- a/arch/arm/plat-mxc/include/mach/devices-common.h
+++ b/arch/arm/plat-mxc/include/mach/devices-common.h
@@ -83,6 +83,15 @@
 		const struct imx_imx_i2c_data *data,
 		const struct imxi2c_platform_data *pdata);
 
+#include <linux/input/matrix_keypad.h>
+struct imx_imx_keypad_data {
+	resource_size_t iobase;
+	resource_size_t irq;
+};
+struct platform_device *__init imx_add_imx_keypad(
+		const struct imx_imx_keypad_data *data,
+		const struct matrix_keymap_data *pdata);
+
 #include <mach/ssi.h>
 struct imx_imx_ssi_data {
 	int id;