ARM: shmobile: Enable PFC/GPIO on the Koelsch board

Enable r8a7791 PFC and GPIO on the Koelsch board.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/board-koelsch.c

@@ -30,6 +30,7 @@
 static void __init koelsch_add_standard_devices(void)
 {
 	r8a7791_clock_init();
+	r8a7791_pinmux_init();
 	r8a7791_add_standard_devices();
 }