85xx: Move LAW init code into C

Move the initialization of the LAWs into C code and provide an API
to allow modification of LAWs after init.

Board code is responsible to provide a law_table and num_law_entries.

We should be able to use the same code on 86xx as well.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

drivers/misc/Makefile

@@ -28,6 +28,7 @@ LIB 	:= $(obj)libmisc.a
 COBJS-y += ali512x.o
 COBJS-y += ns87308.o
 COBJS-y += status_led.o
+COBJS-$(CONFIG_FSL_LAW) += fsl_law.o
 
 COBJS	:= $(COBJS-y)
 SRCS 	:= $(COBJS:.o=.c)