ARM: imx/mx27_3ds: Add debug board support

Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-imx/Kconfig

@@ -243,6 +243,7 @@ config MACH_MX27_3DS
 	select IMX_HAVE_PLATFORM_MXC_EHCI
 	select IMX_HAVE_PLATFORM_MXC_MMC
 	select IMX_HAVE_PLATFORM_SPI_IMX
+	select MXC_DEBUG_BOARD
 	select MXC_ULPI if USB_ULPI
 	help
 	  Include support for MX27PDK platform. This includes specific

arch/arm/mach-imx/mach-mx27_3ds.c

@@ -37,12 +37,15 @@
 #include <mach/common.h>
 #include <mach/iomux-mx27.h>
 #include <mach/ulpi.h>
+#include <mach/irqs.h>
+#include <mach/3ds_debugboard.h>
 
 #include "devices-imx27.h"
 
 #define SD1_EN_GPIO (GPIO_PORTB + 25)
 #define OTG_PHY_RESET_GPIO (GPIO_PORTB + 23)
 #define SPI2_SS0 (GPIO_PORTD + 21)
+#define EXPIO_PARENT_INT	(MXC_INTERNAL_IRQS + GPIO_PORTC + 28)
 
 static const int mx27pdk_pins[] __initconst = {
 	/* UART1 */
@@ -276,6 +279,9 @@ static void __init mx27pdk_init(void)
 	imx27_add_spi_imx1(&spi2_pdata);
 	spi_register_board_info(mx27_3ds_spi_devs,
 						ARRAY_SIZE(mx27_3ds_spi_devs));
+
+	if (mxc_expio_init(MX27_CS5_BASE_ADDR, EXPIO_PARENT_INT))
+		pr_warn("Init of the debugboard failed, all devices on the debugboard are unusable.\n");
 }
 
 static void __init mx27pdk_timer_init(void)