[ARM] 4947/1: htc-egpio, a driver for GPIO/IRQ expanders with fixed input/output pins

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implemented in CPLD chips on several HTC devices.

The original driver was written by Kevin O'Connor, I have adapted it to
use gpiolib and made the bus/register widths configurable.

Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

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Philipp Zabel 2008-04-09 19:20:34 +01:00 • committed by Russell King

parent e6816f34e4

commit a1635b8fe5

4 changed files with 507 additions and 0 deletions

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8

drivers/mfd/Kconfig

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2

drivers/mfd/Makefile

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440

drivers/mfd/htc-egpio.c

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57

include/linux/mfd/htc-egpio.h

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