ARM: uniphier: consolidate System Bus pin-mux settings for LD11/LD20

Use the pin-mux data in the pinctrl drivers by directly calling
pinctrl_generic_set_state().

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/mach-uniphier/init/init-ld11.c b/arch/arm/mach-uniphier/init/init-ld11.c
index de2dc62..758df8d 100644
--- a/arch/arm/mach-uniphier/init/init-ld11.c
+++ b/arch/arm/mach-uniphier/init/init-ld11.c
@@ -15,7 +15,7 @@
 {
 	uniphier_sbc_init_savepin(bd);
 	uniphier_pxs2_sbc_init(bd);
-	uniphier_ld20_early_pin_init(bd);
+	uniphier_pin_init("system_bus_grp");
 
 	support_card_reset();