staging: wfx: add I/O API

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hwio.c provides an abstraction to access different types of register of
the chip.

Note that only data register (aka FRAME_OUT) and control register are
used normal communication. Other registers are only used during chip
start up.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Link: https://lore.kernel.org/r/20190919142527.31797-4-Jerome.Pouiller@silabs.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Jérôme Pouiller 2019-09-19 14:25:37 +00:00 • committed by Greg Kroah-Hartman

parent 0096214a59

commit a794e8b6fa

3 changed files with 355 additions and 0 deletions

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1

drivers/staging/wfx/Makefile

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327

drivers/staging/wfx/hwio.c

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27

drivers/staging/wfx/hwio.h

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