Gregory Nutt 987a8298f2 Fix some errors found in build testing + clean-up some issues with last changes to remove use of printf() from within the OS.

2018-03-03 15:51:27 -06:00

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Kconfig

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Make.defs

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mfrc522.c

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mfrc522.h

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pn532.c

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pn532.h

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