regmap: Allow installing custom reg_update_bits function

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This commit allows installing a custom reg_update_bits function for cases where
the hardware provides a mechanism to set or clear register bits without a
read/modify/write cycle. Such is the case with the Microchip ENCX24J600.

Signed-off-by: Jon Ringle <jringle@gridpoint.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Jon Ringle 2015-10-01 07:43:20 -04:00 • committed by David S. Miller

parent 937317c7c1

commit 7741c373cf

3 changed files with 32 additions and 0 deletions

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3

drivers/base/regmap/internal.h

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25

drivers/base/regmap/regmap.c

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4

include/linux/regmap.h

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