Re: [PATCH v3] ARM: dts: stm32: Add IWDG2 EXTI interrupt mapping and mark as wakeup source

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On 10/29/24 4:16 PM, Alexandre TORGUE wrote:
Hi Marek

Hello Alexandre,

On 6/23/24 21:51, Marek Vasut wrote:
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@xxxxxxx>
---
Cc: Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx>
Cc: Antonio Borneo <antonio.borneo@xxxxxxxxxxx>
Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@xxxxxxxxxx>
Cc: Marc Zyngier <maz@xxxxxxxxxx>
Cc: Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx>
Cc: Richard Cochran <richardcochran@xxxxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Wim Van Sebroeck <wim@xxxxxxxxxxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx
Cc: linux-watchdog@xxxxxxxxxxxxxxx
---
V2: No change
V3: No change
---
  arch/arm/boot/dts/st/stm32mp151.dtsi | 2 ++
  1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32mp151.dtsi b/arch/arm/boot/dts/ st/stm32mp151.dtsi
index 1804e202eb425..68846699b26fd 100644
--- a/arch/arm/boot/dts/st/stm32mp151.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp151.dtsi
@@ -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";
          };

Applied on stm32-next !!
(late but applied ;))
Woohoo ! Thank you.




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