mirror of https://gitee.com/openkylin/linux.git
1673ad52bd
Two small updates to the pcf857x driver: (a) the max732[89] chips are also second sources for the pcf8574/a, and (b) add a mutex to prevent trashing the cached state. Adding the lock is effectively a bugfix, although it seems unlikely that anyone would have run into the issue it protects against. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Kconfig | ||
Makefile | ||
gpiolib.c | ||
max7301.c | ||
mcp23s08.c | ||
pca953x.c | ||
pcf857x.c |