linux-kernel - [PATCH] ARM: dts: stm32: leverage OP-TEE ASync notif on STM32MP13x Soc family

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Message-ID: <20230710150515.2127124-1-etienne.carriere@foss.st.com>
Date:   Mon, 10 Jul 2023 17:05:15 +0200
From:   Etienne Carriere <etienne.carriere@...s.st.com>
To:     <linux-kernel@...r.kernel.org>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <devicetree@...r.kernel.org>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Etienne Carriere <etienne.carriere@...s.st.com>
Subject: [PATCH] ARM: dts: stm32: leverage OP-TEE ASync notif on STM32MP13x Soc family

Enables use of GIC PPI#15 for OP-TEE asynchronous notifications
on stm32mp13 platforms.

Signed-off-by: Etienne Carriere <etienne.carriere@...s.st.com>
---
 arch/arm/boot/dts/st/stm32mp131.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/stm32mp131.dtsi
index d163c267e34c..02f872b99f1d 100644
--- a/arch/arm/boot/dts/st/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp131.dtsi
@@ -33,6 +33,8 @@ firmware {
 		optee {
 			method = "smc";
 			compatible = "linaro,optee-tz";
+			interrupt-parent = <&intc>;
+			interrupts = <GIC_PPI 15 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>;
 		};
 
 		scmi: scmi {
-- 
2.25.1