[ARM] pxa/balloon3: PCF857x GPIO expander and LEDs

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Add supported for PCF8574A GPIO expander and LEDs attached to it.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>

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Marek Vasut 2010-07-27 23:11:03 +02:00 • committed by Eric Miao

parent a9c0629cde

commit 02a453e4a5

2 changed files with 92 additions and 3 deletions

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84

arch/arm/mach-pxa/balloon3.c

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11

arch/arm/mach-pxa/include/mach/balloon3.h

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