how to build in kernel

这是嵌入式中的FPGA的驱动

1.	将文件拷贝到linux-2.6.17/drivers/char之下
2	在文件linux-2.6.17/drivers/char/Kconfig中添加
config AT9200_FPGA
	tristate "FPGA support of AT91RM9200"
	depends on ARCH_AT91RM9200
	default n
	help
		the support of FPGA

3	在文件linux-2.6.17/drivers/char/Makefile中添加
#marxu  
obj-$(CONFIG_AT9200_FPGA)	+= FPGA_Driver.o

4	make dep
5	make clean
6	make 
............