[PATCH v2 00/10] STM32 usart power improvements

From: Erwan Le Ray
Date: Tue Jun 11 2019 - 08:30:22 EST


This series delivers power improvements for stm32-usart driver.

Bich Hemon (4):
dt-bindings: serial: add optional pinctrl states
serial: stm32: select pinctrl state in each suspend/resume function
ARM: dts: stm32: Update pin states for uart4 on stm32mp157c-ed1
ARM: dts: stm32: Update UART4 pin states on stm32mp157a-dk1

Erwan Le Ray (6):
dt-bindings: serial: stm32: add wakeup option
serial: stm32: add pm_runtime support
serial: stm32: Use __maybe_unused instead of #if CONFIG_PM_SLEEP
serial: stm32: add support for no_console_suspend
ARM: dts: stm32: update uart4 pin configurations for low power
ARM: dts: stm32: add wakeup capability on each usart/uart on
stm32mp157c

.../devicetree/bindings/serial/st,stm32-usart.txt | 19 ++++-
arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 17 +++++
arch/arm/boot/dts/stm32mp157a-dk1.dts | 5 +-
arch/arm/boot/dts/stm32mp157c-ed1.dts | 5 +-
arch/arm/boot/dts/stm32mp157c.dtsi | 40 ++++++++--
drivers/tty/serial/stm32-usart.c | 88 ++++++++++++++++++++--
drivers/tty/serial/stm32-usart.h | 1 +
7 files changed, 155 insertions(+), 20 deletions(-)

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1.9.1