ARM: mach-shmobile: Marzen SCIF2/SCIF4 support

Add SCIF2 and SCIF4 pin configuration code to
the r8a7779 Marzen board.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c
index 0ea8b489e7e9..7fcd5e10c31d 100644
--- a/arch/arm/mach-shmobile/board-marzen.c
+++ b/arch/arm/mach-shmobile/board-marzen.c
@@ -25,6 +25,7 @@
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <linux/io.h>
+#include <linux/gpio.h>
 #include <linux/dma-mapping.h>
 #include <mach/hardware.h>
 #include <mach/r8a7779.h>
@@ -86,6 +87,14 @@ static void __init marzen_init(void)
 {
         r8a7779_pinmux_init();
 
+        /* SCIF2 (CN18: DEBUG0) */
+        gpio_request(GPIO_FN_TX2_C, NULL);
+        gpio_request(GPIO_FN_RX2_C, NULL);
+
+        /* SCIF4 (CN19: DEBUG1) */
+        gpio_request(GPIO_FN_TX4, NULL);
+        gpio_request(GPIO_FN_RX4, NULL);
+
         r8a7779_add_standard_devices();
         platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 }