ARM: mach-shmobile: mackerel: Add lost GPIO_FN_LCDD 18 - 23

RGB24 bus needs 18-23 pin

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 889ce4f..e6407cc 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -294,6 +294,12 @@
 	gpio_request(GPIO_FN_IRQ6_39,	NULL);
 
 	/* LCDC */
+	gpio_request(GPIO_FN_LCDD23,   NULL);
+	gpio_request(GPIO_FN_LCDD22,   NULL);
+	gpio_request(GPIO_FN_LCDD21,   NULL);
+	gpio_request(GPIO_FN_LCDD20,   NULL);
+	gpio_request(GPIO_FN_LCDD19,   NULL);
+	gpio_request(GPIO_FN_LCDD18,   NULL);
 	gpio_request(GPIO_FN_LCDD17,   NULL);
 	gpio_request(GPIO_FN_LCDD16,   NULL);
 	gpio_request(GPIO_FN_LCDD15,   NULL);