ARM: UniPhier: move pin_init() to board_early_init_f()

Currently, I/O pin settings are not necessary for SPL.
The board_early_init_f() seems a suitable place to call pin_init().

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
diff --git a/arch/arm/cpu/armv7/uniphier/Makefile b/arch/arm/cpu/armv7/uniphier/Makefile
index 0546232..a681d2d 100644
--- a/arch/arm/cpu/armv7/uniphier/Makefile
+++ b/arch/arm/cpu/armv7/uniphier/Makefile
@@ -11,6 +11,7 @@
 obj-$(CONFIG_BOARD_POSTCLK_INIT) += board_postclk_init.o
 obj-y += dram_init.o
 obj-$(CONFIG_DRAM_INIT) += ddrphy_training.o
+obj-$(CONFIG_BOARD_EARLY_INIT_F) += board_early_init_f.o
 obj-$(CONFIG_DISPLAY_CPUINFO) += cpu_info.o
 obj-$(CONFIG_BOARD_EARLY_INIT_R) += board_early_init_r.o
 obj-$(CONFIG_BOARD_LATE_INIT) += board_late_init.o