sh: mach-ecovec24: Add user debug switch support

Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index bbe601d..96bc169 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -638,6 +638,16 @@
 	gpio_request(GPIO_FN_KEYOUT0,     NULL);
 	gpio_request(GPIO_FN_KEYIN0,      NULL);
 
+	/* enable user debug switch */
+	gpio_request(GPIO_PTR0, NULL);
+	gpio_request(GPIO_PTR4, NULL);
+	gpio_request(GPIO_PTR5, NULL);
+	gpio_request(GPIO_PTR6, NULL);
+	gpio_direction_input(GPIO_PTR0);
+	gpio_direction_input(GPIO_PTR4);
+	gpio_direction_input(GPIO_PTR5);
+	gpio_direction_input(GPIO_PTR6);
+
 	/* enable I2C device */
 	i2c_register_board_info(1, i2c1_devices,
 				ARRAY_SIZE(i2c1_devices));