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ARM: dts: stm32: Add IWDG2 EXTI interrupt mapping and mark as wakeup source

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The IWDG2 is capable of generating pre-timeout interrupt, which can be used
to wake the system up from suspend to mem. Add the EXTI interrupt mapping
and mark the IWDG2 as wake up source.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
This commit is contained in:
Marek Vasut 2024-06-23 21:51:08 +02:00 committed by Alexandre Torgue
parent 9852d85ec9
commit cc971f091f
1 changed files with 2 additions and 0 deletions
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arch/arm/boot/dts/st/stm32mp151.dtsi
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@ -355,6 +355,8 @@ iwdg2: watchdog@5a002000 {
reg = <0x5a002000 0x400>;
clocks = <&rcc IWDG2>, <&rcc CK_LSI>;
clock-names = "pclk", "lsi";
interrupts-extended = <&exti 46 IRQ_TYPE_LEVEL_HIGH>;
wakeup-source;
status = "disabled";
};