Blackfin arch: Convert Blackfin GPIO driver to use common gpiolib/gpiochip infrastructure

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- This patch adds support for ARCH_WANT_OPTIONAL_GPIOLIB.
 - It may be changed in future to ARCH_REQUIRE_GPIOLIB.
 - Change GPIO_BANK_NUM use DIV_ROUND_UP( , ) macro

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

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Michael Hennerich 2008-11-18 17:48:22 +08:00 • committed by Bryan Wu

parent 8d0223744f

commit a4f0b32c33

3 changed files with 140 additions and 30 deletions

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1

arch/blackfin/Kconfig

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79

arch/blackfin/include/asm/gpio.h

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90

arch/blackfin/kernel/bfin_gpio.c

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