diff mbox series

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

Message ID 20240623195136.81522-1-marex@denx.de (mailing list archive)
State New
Headers show
Series [v3] ARM: dts: stm32: Add IWDG2 EXTI interrupt mapping and mark as wakeup source | expand

Commit Message

Marek Vasut June 23, 2024, 7:51 p.m. UTC
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>
---
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: Antonio Borneo <antonio.borneo@foss.st.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Richard Cochran <richardcochran@gmail.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
Cc: devicetree@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-stm32@st-md-mailman.stormreply.com
Cc: linux-watchdog@vger.kernel.org
---
V2: No change
V3: No change
---
 arch/arm/boot/dts/st/stm32mp151.dtsi | 2 ++
 1 file changed, 2 insertions(+)

Comments

Alexandre TORGUE June 27, 2024, 10:36 a.m. UTC | #1
Hi Marek

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@denx.de>
> ---
> Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
> Cc: Antonio Borneo <antonio.borneo@foss.st.com>
> Cc: Guenter Roeck <linux@roeck-us.net>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
> Cc: Marc Zyngier <maz@kernel.org>
> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
> Cc: Richard Cochran <richardcochran@gmail.com>
> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
> Cc: devicetree@vger.kernel.org
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org
> Cc: linux-stm32@st-md-mailman.stormreply.com
> Cc: linux-watchdog@vger.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@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";
>   		};
>   

Nice feature. Applied on stm32-next.

Cheers
Alex
Alexandre TORGUE Oct. 29, 2024, 3:16 p.m. UTC | #2
Hi Marek

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@denx.de>
> ---
> Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
> Cc: Antonio Borneo <antonio.borneo@foss.st.com>
> Cc: Guenter Roeck <linux@roeck-us.net>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
> Cc: Marc Zyngier <maz@kernel.org>
> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
> Cc: Richard Cochran <richardcochran@gmail.com>
> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
> Cc: devicetree@vger.kernel.org
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org
> Cc: linux-stm32@st-md-mailman.stormreply.com
> Cc: linux-watchdog@vger.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@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 ;))

Regards
Alex
Marek Vasut Oct. 29, 2024, 7:07 p.m. UTC | #3
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@denx.de>
>> ---
>> Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
>> Cc: Antonio Borneo <antonio.borneo@foss.st.com>
>> Cc: Guenter Roeck <linux@roeck-us.net>
>> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
>> Cc: Marc Zyngier <maz@kernel.org>
>> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
>> Cc: Richard Cochran <richardcochran@gmail.com>
>> Cc: Rob Herring <robh+dt@kernel.org>
>> Cc: Thomas Gleixner <tglx@linutronix.de>
>> Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
>> Cc: devicetree@vger.kernel.org
>> Cc: linux-arm-kernel@lists.infradead.org
>> Cc: linux-kernel@vger.kernel.org
>> Cc: linux-stm32@st-md-mailman.stormreply.com
>> Cc: linux-watchdog@vger.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@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.
diff mbox series

Patch

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";
 		};