arm: Tegra2: Move clk/mux init to board_early_init_f, add GPIO init

Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/board/nvidia/seaboard/Makefile b/board/nvidia/seaboard/Makefile
index 3a146cb..9fb6b57 100644
--- a/board/nvidia/seaboard/Makefile
+++ b/board/nvidia/seaboard/Makefile
@@ -26,6 +26,7 @@
 
 LIB	= $(obj)lib$(BOARD).o
 
+COBJS	:= $(BOARD).o
 COBJS	+= ../common/board.o
 
 SRCS	:= $(COBJS:.o=.c)