add gpio

hc

2023-12-04 f33f61bdb7ca6d5ebe7a78f9d8694b91360279ac

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/atmel_df_pow2
/hello_world
/interrupt
/mem_to_mem_idma2intr
/sched
/smc91111_eeprom
/smc911x_eeprom
/test_burst
/timer
*.bin
*.srec