[0/3] make pin-controller use hwspinlock

Message

Benjamin Gaignard Nov. 13, 2018, 9:51 a.m. UTC

This series allow to protect pin controller configuration registers
with a hwspinlock to avoid conflicting accesses between processors.

Benjamin Gaignard (3):
  dt-bindings: pinctrl: stm32: Document hwlocks properties
  pinctrl: stm32: protect configuration registers with a hwspinlock
  ARM: dts: stm32: Add hwlock for pinctrl

 .../bindings/pinctrl/st,stm32-pinctrl.txt          |  1 +
 arch/arm/boot/dts/stm32mp157-pinctrl.dtsi          |  1 +
 drivers/pinctrl/stm32/pinctrl-stm32.c              | 71 +++++++++++++++++++++-
 3 files changed, 72 insertions(+), 1 deletion(-)