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(parent: 1a21240) | patch
ARM: dts: stm32: update uart4 pin configuration for low power on stm32mp157
authorErwan Le Ray <erwan.leray@st.com>
Thu, 28 May 2020 07:38:51 +0000 (09:38 +0200)
committerAlexandre Torgue <alexandre.torgue@st.com>
Mon, 15 Jun 2020 10:10:13 +0000 (12:10 +0200)
commit251fe9a53354a55ffc4151f8176b443c6129c384
tree4a44a2ab41d47f3e35a6776296ffa83692e10f79tree | snapshot
parent1a21240dd017d55966e55884e817686720c500bdcommit | diff
ARM: dts: stm32: update uart4 pin configuration for low power on stm32mp157

Sleep pin configuration is refined for low power modes:
- "sleep" (no wakeup & console suspend enabled): put pins in analog state
  to optimize power
- "idle" (wakeup capability): keep Rx pin in alternate function

Signed-off-by: Bich Hemon <bich.hemon@st.com>
Signed-off-by: Erwan Le Ray <erwan.leray@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
arch/arm/boot/dts/stm32mp15-pinctrl.dtsi diff | blob | history
Domain: System / Kernel;