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From:   Erwan Le Ray <erwan.leray@foss.st.com>
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Rob Herring <robh+dt@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Marc Zyngier <maz@kernel.org>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>,
        Alexandre Torgue <alexandre.torgue@foss.st.com>
CC:     <linux-serial@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-stm32@st-md-mailman.stormreply.com>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>,
        Erwan Le Ray <erwan.leray@foss.st.com>,
        Fabrice Gasnier <fabrice.gasnier@foss.st.com>,
        Valentin Caron <valentin.caron@foss.st.com>,
        Patrice Chotard <patrice.chotard@foss.st.com>
Subject: [PATCH 5/5] ARM: dts: stm32: Add wakeup management on stm32mp15x UART nodes
Date:   Fri, 19 Mar 2021 19:42:53 +0100
Message-ID: <20210319184253.5841-6-erwan.leray@foss.st.com>
In-Reply-To: <20210319184253.5841-1-erwan.leray@foss.st.com>
References: <20210319184253.5841-1-erwan.leray@foss.st.com>
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Add EXTI lines to the following UART nodes which are used for
wakeup from CStop.
- EXTI line 26 to USART1
- EXTI line 27 to USART2
- EXTI line 28 to USART3
- EXTI line 29 to USART6
- EXTI line 30 to UART4
- EXTI line 31 to UART5
- EXTI line 32 to UART7
- EXTI line 33 to UART8

Signed-off-by: Erwan Le Ray <erwan.leray@foss.st.com>

diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi
index 4b8031782555..e242d7211059 100644
--- a/arch/arm/boot/dts/stm32mp151.dtsi
+++ b/arch/arm/boot/dts/stm32mp151.dtsi
@@ -452,32 +452,36 @@
 		usart2: serial@4000e000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x4000e000 0x400>;
-			interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts-extended = <&exti 27 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&rcc USART2_K>;
+			wakeup-source;
 			status = "disabled";
 		};
 
 		usart3: serial@4000f000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x4000f000 0x400>;
-			interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts-extended = <&exti 28 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&rcc USART3_K>;
+			wakeup-source;
 			status = "disabled";
 		};
 
 		uart4: serial@40010000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x40010000 0x400>;
-			interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts-extended = <&exti 30 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&rcc UART4_K>;
+			wakeup-source;
 			status = "disabled";
 		};
 
 		uart5: serial@40011000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x40011000 0x400>;
-			interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts-extended = <&exti 31 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&rcc UART5_K>;
+			wakeup-source;
 			status = "disabled";
 		};
 
@@ -577,16 +581,18 @@
 		uart7: serial@40018000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x40018000 0x400>;
-			interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts-extended = <&exti 32 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&rcc UART7_K>;
+			wakeup-source;
 			status = "disabled";
 		};
 
 		uart8: serial@40019000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x40019000 0x400>;
-			interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts-extended = <&exti 33 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&rcc UART8_K>;
+			wakeup-source;
 			status = "disabled";
 		};
 
@@ -665,8 +671,9 @@
 		usart6: serial@44003000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x44003000 0x400>;
-			interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts-extended = <&exti 29 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&rcc USART6_K>;
+			wakeup-source;
 			status = "disabled";
 		};
 
@@ -1505,8 +1512,9 @@
 		usart1: serial@5c000000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x5c000000 0x400>;
-			interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts-extended = <&exti 26 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&rcc USART1_K>;
+			wakeup-source;
 			status = "disabled";
 		};
 
-- 
2.17.1