linux under the external keyboard and led driver, learning Embedded Linux programming arm help

Linux_drivers_development
.........................\7.1-7.2
.........................\.......\说明.txt
.........................\7.3-led driver
.........................\..............\7.3.1-led drvier
.........................\..............\................\leds
.........................\..............\................\....\leds.ko
.........................\..............\................\....\magic-leds.c
.........................\..............\................\....\magic-leds.o
.........................\..............\................\....\Makefile
.........................\..............\7.3.2-led driver test
.........................\..............\.....................\led
.........................\..............\.....................\...\led
.........................\..............\.....................\...\main.c
.........................\..............\.....................\...\main.o
.........................\..............\.....................\...\Makefile
.........................\7.4-key driver
.........................\..............\7.3.1-key driver
.........................\..............\................\key
.........................\..............\................\...\key.ko
.........................\..............\................\...\magic-key.c
.........................\..............\................\...\magic-key.o
.........................\..............\................\...\Makefile
.........................\..............\7.3.2-key driver test
.........................\..............\.....................\key
.........................\..............\.....................\...\key
.........................\..............\.....................\...\main.c
.........................\..............\.....................\...\main.o
.........................\..............\.....................\...\Makefile
.........................\DM9000 driver
.........................\.............\config.h
.........................\.............\dm9000.c
.........................\.............\dm9000.h
.........................\.............\dm9000.ko
.........................\.............\dm9000.o
.........................\.............\Makefile

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