[0/3] Make STM32 interrupt controller use hwspinlock

Message

Benjamin Gaignard Nov. 13, 2018, 2:48 p.m. UTC

This series allow to protect STM32 interrupt controller configuration registers
with a hwspinlock to avoid conflicting accesses between processors. 

Benjamin Gaignard (3):
  dt-bindings: interrupt-controller: stm32: Document hwlock properties
  irqchip: stm32: protect configuration registers with hwspinlock
  ARM: dts: stm32: Add hwlock for irqchip on stm32mp157

 .../interrupt-controller/st,stm32-exti.txt         |  4 +++
 arch/arm/boot/dts/stm32mp157c.dtsi                 |  1 +
 drivers/irqchip/irq-stm32-exti.c                   | 36 ++++++++++++++++++----
 3 files changed, 35 insertions(+), 6 deletions(-)