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(parent: d1f2c82) | patch
pinctrl: microchip-sgpio: lock RMW access
authorMichael Walle <michael@walle.cc>
Sat, 26 Feb 2022 20:45:03 +0000 (21:45 +0100)
committerLinus Walleij <linus.walleij@linaro.org>
Tue, 15 Mar 2022 00:55:58 +0000 (01:55 +0100)
commit7996c5f5ec7a20b3f6b8fae93fcf3cb8f1c01743
tree4f6a4dc6d2bc5bca68b5b1ae12a99dc4f68a96fatree | snapshot
parentd1f2c82f3b1f428bdc0933dde52fb93ae796d4eecommit | diff
pinctrl: microchip-sgpio: lock RMW access

Protect any RMW access to the registers by a spinlock.

Fixes: 7e5ea974e61c ("pinctrl: pinctrl-microchip-sgpio: Add pinctrl driver for Microsemi Serial GPIO")
Signed-off-by: Michael Walle <michael@walle.cc>
Link: https://lore.kernel.org/r/20220226204507.2511633-2-michael@walle.cc
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
drivers/pinctrl/pinctrl-microchip-sgpio.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git