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

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Message-ID: <e521394a-a7e1-495e-8a67-637f30d7866d@denx.de>
Date: Tue, 29 Oct 2024 20:07:38 +0100
From: Marek Vasut <marex@...x.de>
To: Alexandre TORGUE <alexandre.torgue@...s.st.com>,
 linux-arm-kernel@...ts.infradead.org
Cc: Antonio Borneo <antonio.borneo@...s.st.com>,
 Guenter Roeck <linux@...ck-us.net>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Marc Zyngier <maz@...nel.org>, Maxime Coquelin <mcoquelin.stm32@...il.com>,
 Richard Cochran <richardcochran@...il.com>, Rob Herring
 <robh+dt@...nel.org>, Thomas Gleixner <tglx@...utronix.de>,
 Wim Van Sebroeck <wim@...ux-watchdog.org>, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com,
 linux-watchdog@...r.kernel.org
Subject: Re: [PATCH v3] ARM: dts: stm32: Add IWDG2 EXTI interrupt mapping and
 mark as wakeup source

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@...x.de>
>> ---
>> Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>
>> Cc: Antonio Borneo <antonio.borneo@...s.st.com>
>> Cc: Guenter Roeck <linux@...ck-us.net>
>> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
>> Cc: Marc Zyngier <maz@...nel.org>
>> Cc: Maxime Coquelin <mcoquelin.stm32@...il.com>
>> Cc: Richard Cochran <richardcochran@...il.com>
>> Cc: Rob Herring <robh+dt@...nel.org>
>> Cc: Thomas Gleixner <tglx@...utronix.de>
>> Cc: Wim Van Sebroeck <wim@...ux-watchdog.org>
>> Cc: devicetree@...r.kernel.org
>> Cc: linux-arm-kernel@...ts.infradead.org
>> Cc: linux-kernel@...r.kernel.org
>> Cc: linux-stm32@...md-mailman.stormreply.com
>> Cc: linux-watchdog@...r.kernel.org
>> ---
>> 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@...02000 {
>>               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.