mx51_3ds: Add esdhc support

Add support for esdhc on mx51_3ds board.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
index 1360204..1443842 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -22,6 +22,7 @@
 
 config MACH_MX51_3DS
 	bool "Support MX51PDK (3DS)"
+	select IMX_HAVE_PLATFORM_ESDHC
 	select IMX_HAVE_PLATFORM_IMX_UART
 	select IMX_HAVE_PLATFORM_SPI_IMX
 	select MXC_DEBUG_BOARD