mx35pdk: add debug board support

Enable debug board support for mx35pdk.

Signed-off-by: Xiao Jiang <jgq516@gmail.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/arm/mach-mx3/mach-mx35_3ds.c b/arch/arm/mach-mx3/mach-mx35_3ds.c
index f0277c293f1a..b248c6a6dfb6 100644
--- a/arch/arm/mach-mx3/mach-mx35_3ds.c
+++ b/arch/arm/mach-mx3/mach-mx35_3ds.c
@@ -38,11 +38,15 @@
 #include <mach/hardware.h>
 #include <mach/common.h>
 #include <mach/iomux-mx35.h>
+#include <mach/irqs.h>
+#include <mach/3ds_debugboard.h>
 #include <mach/mxc_ehci.h>
 
 #include "devices-imx35.h"
 #include "devices.h"
 
+#define EXPIO_PARENT_INT        (MXC_INTERNAL_IRQS + GPIO_PORTA + 1)
+
 static const struct imxuart_platform_data uart_pdata __initconst = {
         .flags = IMXUART_HAVE_RTSCTS,
 };
@@ -148,6 +152,10 @@ static void __init mxc_board_init(void)
 
         imx35_add_mxc_nand(&mx35pdk_nand_board_info);
         imx35_add_esdhc(0, NULL);
+
+        if (mxc_expio_init(MX35_CS5_BASE_ADDR, EXPIO_PARENT_INT))
+                pr_warn("Init of the debugboard failed, all "
+                                "devices on the debugboard are unusable.\n");
 }
 
 static void __init mx35pdk_timer_init(void)